R Under development (unstable) (2026-07-04 r90207) -- "Unsuffered Consequences"
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> ## Data originally from Davis 1991 Stat. Med., as packaged in geepack
> ## and transformed (center, id -> factor, idctr created, levels labeled)
> library(lme4)
Loading required package: Matrix
> 
> if (.Platform$OS.type != "windows") {
+ load(system.file("testdata","respiratory.RData",package="lme4"))
+ m_glmer_4.L <- glmer(outcome~center+treat+sex+age+baseline+(1|idctr),
+                      family=binomial,data=respiratory)
+ 
+ m_glmer_4.GHQ5 <- glmer(outcome~center+treat+sex+age+baseline+(1|idctr),
+                         family=binomial,data=respiratory,nAGQ=5)
+ 
+ m_glmer_4.GHQ8 <- glmer(outcome~center+treat+sex+age+baseline+(1|idctr),
+                         family=binomial,data=respiratory,nAGQ=8)
+ 
+ m_glmer_4.GHQ16 <- glmer(outcome~center+treat+sex+age+baseline+(1|idctr),
+                         family=binomial,data=respiratory,nAGQ=16)
+ } ## skip on windows (for speed)
=================================================================
==616278==ERROR: AddressSanitizer: heap-use-after-free on address 0x7dc7bf812230 at pc 0x7b27ab4de93c bp 0x7fff58094c90 sp 0x7fff58094c88
READ of size 16 at 0x7dc7bf812230 thread T0
    #0 0x7b27ab4de93b in Eigen::internal::product_evaluator<Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>, 8, Eigen::DiagonalShape, Eigen::DenseShape, double, double>::coeff(long, long) const /data/gannet/ripley/R/test-clang/RcppEigen/include/Eigen/src/Core/ProductEvaluators.h:925:46
    #1 0x7b27ab4de93b in Eigen::internal::generic_dense_assignment_kernel<Eigen::internal::evaluator<Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>>, Eigen::internal::evaluator<Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>>, Eigen::internal::assign_op<double, double>, 0>::assignCoeff(long, long) /data/gannet/ripley/R/test-clang/RcppEigen/include/Eigen/src/Core/AssignEvaluator.h:654:58
    #2 0x7b27ab4de93b in Eigen::internal::generic_dense_assignment_kernel<Eigen::internal::evaluator<Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>>, Eigen::internal::evaluator<Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>>, Eigen::internal::assign_op<double, double>, 0>::assignCoeffByOuterInner(long, long) /data/gannet/ripley/R/test-clang/RcppEigen/include/Eigen/src/Core/AssignEvaluator.h:668:5
    #3 0x7b27ab4de93b in Eigen::internal::dense_assignment_loop<Eigen::internal::generic_dense_assignment_kernel<Eigen::internal::evaluator<Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>>, Eigen::internal::evaluator<Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>>, Eigen::internal::assign_op<double, double>, 0>, 0, 0>::run(Eigen::internal::generic_dense_assignment_kernel<Eigen::internal::evaluator<Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>>, Eigen::internal::evaluator<Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>>, Eigen::internal::assign_op<double, double>, 0>&) /data/gannet/ripley/R/test-clang/RcppEigen/include/Eigen/src/Core/AssignEvaluator.h:347:16
    #4 0x7b27ab4de93b in void Eigen::internal::call_dense_assignment_loop<Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>, Eigen::internal::assign_op<double, double>>(Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>&, Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1> const&, Eigen::internal::assign_op<double, double> const&) /data/gannet/ripley/R/test-clang/RcppEigen/include/Eigen/src/Core/AssignEvaluator.h:785:3
    #5 0x7b27ab4de93b in Eigen::internal::Assignment<Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>, Eigen::internal::assign_op<double, double>, Eigen::internal::Dense2Dense, void>::run(Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>&, Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1> const&, Eigen::internal::assign_op<double, double> const&) /data/gannet/ripley/R/test-clang/RcppEigen/include/Eigen/src/Core/AssignEvaluator.h:954:5
    #6 0x7b27ab4de93b in void Eigen::internal::call_assignment_no_alias<Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>, Eigen::internal::assign_op<double, double>>(Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>&, Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1> const&, Eigen::internal::assign_op<double, double> const&) /data/gannet/ripley/R/test-clang/RcppEigen/include/Eigen/src/Core/AssignEvaluator.h:890:3
    #7 0x7b27ab4de93b in void Eigen::internal::call_assignment<Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>, Eigen::internal::assign_op<double, double>>(Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>&, Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1> const&, Eigen::internal::assign_op<double, double> const&, Eigen::internal::enable_if<!evaluator_assume_aliasing<Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>>::value, void*>::type) /data/gannet/ripley/R/test-clang/RcppEigen/include/Eigen/src/Core/AssignEvaluator.h:858:3
    #8 0x7b27ab4de93b in void Eigen::internal::call_assignment<Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>>(Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>&, Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1> const&) /data/gannet/ripley/R/test-clang/RcppEigen/include/Eigen/src/Core/AssignEvaluator.h:836:3
    #9 0x7b27ab4de93b in Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>& Eigen::MatrixBase<Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>>::operator=<Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>>(Eigen::DenseBase<Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>> const&) /data/gannet/ripley/R/test-clang/RcppEigen/include/Eigen/src/Core/Assign.h:66:3
    #10 0x7b27ab4de93b in Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>& Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>::operator=<Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>>(Eigen::DenseBase<Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>> const&) /data/gannet/ripley/R/test-clang/RcppEigen/include/Eigen/src/Core/Map.h:162:5
    #11 0x7b27ab4de93b in lme4::merPredD::updateXwts(Eigen::Array<double, -1, 1, 0, -1, 1> const&) /data/gannet/ripley/R/packages/tests-clang-ASAN/lme4/src/predModule.cpp:221:30
    #12 0x7b27ab46ccd2 in internal_glmerWrkIter(lme4::merPredD*, lme4::glmResp*, bool) /data/gannet/ripley/R/packages/tests-clang-ASAN/lme4/src/external.cpp:274:13
    #13 0x7b27ab46ccd2 in pwrssUpdate(lme4::glmResp*, lme4::merPredD*, bool, double, int, int) /data/gannet/ripley/R/packages/tests-clang-ASAN/lme4/src/external.cpp:330:20
    #14 0x7b27ab46bbc8 in glmerLaplace /data/gannet/ripley/R/packages/tests-clang-ASAN/lme4/src/external.cpp:386:9
    #15 0x55b911ac9b06 in R_doDotCall /data/gannet/ripley/R/svn/R-devel/src/main/dotcode.c:770:11
    #16 0x55b911b8dd2d in bcEval_loop /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:8700:21
    #17 0x55b911b75d74 in bcEval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:7533:16
    #18 0x55b911b74301 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1167:8
    #19 0x55b911bbca9c in R_execClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2398:39
    #20 0x55b911bbbc58 in applyClosure_core /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2314:16
    #21 0x55b911b773be in Rf_applyClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2333:16
    #22 0x55b911b74d28 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1278:12
    #23 0x55b911bcdbc5 in do_set /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:3585:8
    #24 0x55b911b74840 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1230:12
    #25 0x55b911bcb269 in do_begin /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:3001:10
    #26 0x55b911b74840 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1230:12
    #27 0x55b911bbca9c in R_execClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2398:39
    #28 0x55b911bbbc58 in applyClosure_core /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2314:16
    #29 0x55b911b95eba in Rf_applyClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2333:16
    #30 0x55b911b95eba in bcEval_loop /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:8121:16
    #31 0x55b911b75d74 in bcEval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:7533:16
    #32 0x55b911b74301 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1167:8
    #33 0x55b911b7660a in forcePromise /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:976:13
    #34 0x55b911b744f5 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1185:6
    #35 0x55b911b769a2 in Rf_evalList /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:3683:12
    #36 0x55b911b749d1 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1249:20
    #37 0x55b911bcdbc5 in do_set /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:3585:8
    #38 0x55b911b74840 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1230:12
    #39 0x55b911b769a2 in Rf_evalList /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:3683:12
    #40 0x55b911b749d1 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1249:20
    #41 0x55b911b769a2 in Rf_evalList /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:3683:12
    #42 0x55b911b749d1 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1249:20
    #43 0x55b911b7660a in forcePromise /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:976:13
    #44 0x55b911b742b7 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1191:2
    #45 0x55b911b8277a in bcEval_loop /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:8150:14
    #46 0x55b911b75d74 in bcEval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:7533:16
    #47 0x55b911b74301 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1167:8
    #48 0x55b911bbca9c in R_execClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2398:39
    #49 0x55b911bbbc58 in applyClosure_core /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2314:16
    #50 0x55b911b773be in Rf_applyClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2333:16
    #51 0x55b911b74d28 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1278:12
    #52 0x55b911bcb269 in do_begin /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:3001:10
    #53 0x55b911b74840 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1230:12
    #54 0x55b911bbca9c in R_execClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2398:39
    #55 0x55b911bbbc58 in applyClosure_core /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2314:16
    #56 0x55b911b95eba in Rf_applyClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2333:16
    #57 0x55b911b95eba in bcEval_loop /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:8121:16
    #58 0x55b911b75d74 in bcEval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:7533:16
    #59 0x55b911b74301 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1167:8
    #60 0x55b911bbca9c in R_execClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2398:39
    #61 0x55b911bbbc58 in applyClosure_core /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2314:16
    #62 0x55b911b773be in Rf_applyClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2333:16
    #63 0x55b911b74d28 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1278:12
    #64 0x55b911a2aabc in do_docall /data/gannet/ripley/R/svn/R-devel/src/main/coerce.c:2788:12
    #65 0x55b911b8277a in bcEval_loop /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:8150:14
    #66 0x55b911b75d74 in bcEval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:7533:16
    #67 0x55b911b74301 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1167:8
    #68 0x55b911bbca9c in R_execClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2398:39
    #69 0x55b911bbbc58 in applyClosure_core /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2314:16
    #70 0x55b911b773be in Rf_applyClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2333:16
    #71 0x55b911b74d28 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1278:12
    #72 0x55b911bcdbc5 in do_set /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:3585:8
    #73 0x55b911b74840 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1230:12
    #74 0x55b911bcb269 in do_begin /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:3001:10
    #75 0x55b911b74840 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1230:12
    #76 0x55b911b74840 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1230:12
    #77 0x55b911c45be1 in Rf_ReplIteration /data/gannet/ripley/R/svn/R-devel/src/main/main.c:264:23
    #78 0x55b911c48410 in R_ReplConsole /data/gannet/ripley/R/svn/R-devel/src/main/main.c:317:11
    #79 0x55b911c48410 in run_Rmainloop /data/gannet/ripley/R/svn/R-devel/src/main/main.c:1235:5
    #80 0x55b911c484a2 in Rf_mainloop /data/gannet/ripley/R/svn/R-devel/src/main/main.c:1242:5
    #81 0x55b911949d3c in main /data/gannet/ripley/R/svn/R-devel/src/main/Rmain.c:29:5
    #82 0x7f27c2b11574 in __libc_start_call_main (/lib64/libc.so.6+0x3574) (BuildId: 92b5376d35bb29c098175948cf3e7cbcae3aeae1)
    #83 0x7f27c2b11627 in __libc_start_main@GLIBC_2.2.5 (/lib64/libc.so.6+0x3627) (BuildId: 92b5376d35bb29c098175948cf3e7cbcae3aeae1)
    #84 0x55b9118617d4 in _start (/data/gannet/ripley/R/clang-ASAN/bin/exec/R+0x17d4)

0x7dc7bf812230 is located 48 bytes inside of 21360-byte region [0x7dc7bf812200,0x7dc7bf817570)
freed by thread T0 here:
    #0 0x55b911906916 in free /home/runner/work/llvm-project/llvm-project/compiler-rt/lib/asan/asan_malloc_linux.cpp:51:3
    #1 0x55b911c6331b in ReleaseLargeFreeVectors /data/gannet/ripley/R/svn/R-devel/src/main/memory.c:1167:7
    #2 0x55b911c6331b in RunGenCollect /data/gannet/ripley/R/svn/R-devel/src/main/memory.c:1951:5
    #3 0x55b911c5618b in R_gc_internal /data/gannet/ripley/R/svn/R-devel/src/main/memory.c:3237:19
    #4 0x55b911c6bfc5 in CONS_NR /data/gannet/ripley/R/svn/R-devel/src/main/memory.c:2519:2
    #5 0x55b911c4d22a in Rf_matchArgs_NR /data/gannet/ripley/R/svn/R-devel/src/main/match.c:196:12
    #6 0x55b911c4ec58 in Rf_matchArgs_RC /data/gannet/ripley/R/svn/R-devel/src/main/match.c:392:17
    #7 0x55b911bbbfa6 in make_applyClosure_env /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2261:15
    #8 0x55b911bbbb25 in applyClosure_core /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2304:19
    #9 0x55b911b773be in Rf_applyClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2333:16
    #10 0x55b911b74d28 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1278:12
    #11 0x55b911bc69cb in do_if /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2709:20
    #12 0x55b911b74840 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1230:12
    #13 0x55b911bcb269 in do_begin /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:3001:10
    #14 0x55b911b74840 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1230:12
    #15 0x55b911bbca9c in R_execClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2398:39
    #16 0x55b911bc660a in R_execMethod /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2567:11
    #17 0x7f27bf9e9f40 in R_dispatchGeneric /data/gannet/ripley/R/svn/R-devel/src/library/methods/src/methods_list_dispatch.c:1154:19
    #18 0x55b911c8b853 in do_standardGeneric /data/gannet/ripley/R/svn/R-devel/src/main/objects.c:1348:13
    #19 0x55b911b90a1f in bcEval_loop /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:8085:12
    #20 0x55b911b75d74 in bcEval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:7533:16
    #21 0x55b911b74301 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1167:8
    #22 0x55b911bbca9c in R_execClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2398:39
    #23 0x55b911bbbc58 in applyClosure_core /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2314:16
    #24 0x55b911b773be in Rf_applyClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2333:16
    #25 0x55b911c8ce97 in R_possible_dispatch /data/gannet/ripley/R/svn/R-devel/src/main/objects.c:1687:10
    #26 0x55b911bb4a0f in tryDispatch /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:6090:16
    #27 0x55b911b821c2 in bcEval_loop /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:8320:19
    #28 0x55b911b75d74 in bcEval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:7533:16
    #29 0x55b911b74301 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1167:8
    #30 0x55b911bbca9c in R_execClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2398:39

previously allocated by thread T0 here:
    #0 0x55b911906bb4 in malloc /home/runner/work/llvm-project/llvm-project/compiler-rt/lib/asan/asan_malloc_linux.cpp:67:3
    #1 0x55b911c50c7c in Rf_allocVector3 /data/gannet/ripley/R/svn/R-devel/src/main/memory.c:2894:7
    #2 0x55b9119a932b in Rf_allocVector /data/gannet/ripley/R/svn/R-devel/src/include/Rinlinedfuns.h:609:12
    #3 0x55b9119a932b in Rf_allocMatrix /data/gannet/ripley/R/svn/R-devel/src/main/array.c:236:17
    #4 0x7b27b209c0ce in modelmatrix /data/gannet/ripley/R/svn/R-devel/src/library/stats/src/model.c:676:17
    #5 0x55b911abe365 in do_External /data/gannet/ripley/R/svn/R-devel/src/main/dotcode.c:573:11
    #6 0x55b911b8277a in bcEval_loop /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:8150:14
    #7 0x55b911b75d74 in bcEval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:7533:16
    #8 0x55b911b74301 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1167:8
    #9 0x55b911bbca9c in R_execClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2398:39
    #10 0x55b911bbbc58 in applyClosure_core /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2314:16
    #11 0x55b911b773be in Rf_applyClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2333:16
    #12 0x55b911c82e14 in dispatchMethod /data/gannet/ripley/R/svn/R-devel/src/main/objects.c:473:16
    #13 0x55b911c81a98 in Rf_usemethod /data/gannet/ripley/R/svn/R-devel/src/main/objects.c:523:9
    #14 0x55b911c84073 in do_usemethod /data/gannet/ripley/R/svn/R-devel/src/main/objects.c:579:9
    #15 0x55b911b87f93 in bcEval_loop /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:8170:15
    #16 0x55b911b75d74 in bcEval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:7533:16
    #17 0x55b911b74301 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1167:8
    #18 0x55b911bbca9c in R_execClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2398:39
    #19 0x55b911bbbc58 in applyClosure_core /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2314:16
    #20 0x55b911b773be in Rf_applyClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2333:16
    #21 0x55b911b74d28 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1278:12
    #22 0x55b911bd2653 in do_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:3975:13
    #23 0x55b911b8277a in bcEval_loop /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:8150:14
    #24 0x55b911b75d74 in bcEval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:7533:16
    #25 0x55b911b74301 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1167:8
    #26 0x55b911bbca9c in R_execClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2398:39
    #27 0x55b911bbbc58 in applyClosure_core /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2314:16
    #28 0x55b911b773be in Rf_applyClosure /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:2333:16
    #29 0x55b911b74d28 in Rf_eval /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:1278:12
    #30 0x55b911bcdbc5 in do_set /data/gannet/ripley/R/svn/R-devel/src/main/eval.c:3585:8

SUMMARY: AddressSanitizer: heap-use-after-free /data/gannet/ripley/R/test-clang/RcppEigen/include/Eigen/src/Core/ProductEvaluators.h:925:46 in Eigen::internal::product_evaluator<Eigen::Product<Eigen::DiagonalWrapper<Eigen::Map<Eigen::Matrix<double, -1, 1, 0, -1, 1>, 0, Eigen::Stride<0, 0>> const>, Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0>>, 1>, 8, Eigen::DiagonalShape, Eigen::DenseShape, double, double>::coeff(long, long) const
Shadow bytes around the buggy address:
  0x7dc7bf811f80: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x7dc7bf812000: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x7dc7bf812080: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x7dc7bf812100: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x7dc7bf812180: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
=>0x7dc7bf812200: fd fd fd fd fd fd[fd]fd fd fd fd fd fd fd fd fd
  0x7dc7bf812280: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  0x7dc7bf812300: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  0x7dc7bf812380: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  0x7dc7bf812400: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  0x7dc7bf812480: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
Shadow byte legend (one shadow byte represents 8 application bytes):
  Addressable:           00
  Partially addressable: 01 02 03 04 05 06 07 
  Heap left redzone:       fa
  Freed heap region:       fd
  Stack left redzone:      f1
  Stack mid redzone:       f2
  Stack right redzone:     f3
  Stack after return:      f5
  Stack use after scope:   f8
  Global redzone:          f9
  Global init order:       f6
  Poisoned by user:        f7
  Container overflow:      fc
  Array cookie:            ac
  Intra object redzone:    bb
  ASan internal:           fe
  Left alloca redzone:     ca
  Right alloca redzone:    cb
==616278==ABORTING