* installing *source* package ‘population’ ...
** package ‘population’ successfully unpacked and MD5 sums checked
** using staged installation
** libs
make[1]: Entering directory '/data/gannet/ripley/R/packages/tests-gcc10/population/src'
/usr/local/gcc10/bin/gcc -I"/data/gannet/ripley/R/R-gcc10/include" -DNDEBUG   -I/usr/local/include   -fpic  -g -O2 -Wall -pedantic -mtune=native -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong -fstack-clash-protection -fcf-protection  -c main.c -o main.o
/usr/local/gcc10/bin/gcc -I"/data/gannet/ripley/R/R-gcc10/include" -DNDEBUG   -I/usr/local/include   -fpic  -g -O2 -Wall -pedantic -mtune=native -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong -fstack-clash-protection -fcf-protection  -c mc.c -o mc.o
/usr/local/gcc10/bin/gcc -I"/data/gannet/ripley/R/R-gcc10/include" -DNDEBUG   -I/usr/local/include   -fpic  -g -O2 -Wall -pedantic -mtune=native -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong -fstack-clash-protection -fcf-protection  -c pop.c -o pop.o
/usr/local/gcc10/bin/gcc -I"/data/gannet/ripley/R/R-gcc10/include" -DNDEBUG   -I/usr/local/include   -fpic  -g -O2 -Wall -pedantic -mtune=native -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong -fstack-clash-protection -fcf-protection  -c population_init.c -o population_init.o
/usr/local/gcc10/bin/gcc -I"/data/gannet/ripley/R/R-gcc10/include" -DNDEBUG   -I/usr/local/include   -fpic  -g -O2 -Wall -pedantic -mtune=native -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong -fstack-clash-protection -fcf-protection  -c tools.c -o tools.o
/usr/local/gcc10/bin/gcc -shared -L/usr/local/gcc10/lib64 -L/usr/local/lib64 -o population.so main.o mc.o pop.o population_init.o tools.o
/usr/bin/ld: mc.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/mc.h:29: multiple definition of `R_number_mc_runs'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/mc.h:29: first defined here
/usr/bin/ld: mc.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/mc.h:28: multiple definition of `R_number_of_years'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/mc.h:28: first defined here
/usr/bin/ld: mc.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:27: multiple definition of `R_number_classes'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:27: first defined here
/usr/bin/ld: mc.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/mc.h:31: multiple definition of `number_mc_indiv_eversize'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/mc.h:31: first defined here
/usr/bin/ld: mc.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/mc.h:30: multiple definition of `number_mc_indiv_ever'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/mc.h:30: first defined here
/usr/bin/ld: mc.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/mc.h:27: multiple definition of `R_mc_seed'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/mc.h:27: first defined here
/usr/bin/ld: mc.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:40: multiple definition of `stats'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:40: first defined here
/usr/bin/ld: mc.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:34: multiple definition of `R_litter_size_sd'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:34: first defined here
/usr/bin/ld: mc.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:33: multiple definition of `R_litter_size_md'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:33: first defined here
/usr/bin/ld: mc.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:32: multiple definition of `R_survival_sd'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:32: first defined here
/usr/bin/ld: mc.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:31: multiple definition of `R_survival_md'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:31: first defined here
/usr/bin/ld: mc.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:30: multiple definition of `R_initial_population'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:30: first defined here
/usr/bin/ld: mc.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:28: multiple definition of `R_sex_ratio'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:28: first defined here
/usr/bin/ld: pop.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:27: multiple definition of `R_number_classes'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:27: first defined here
/usr/bin/ld: pop.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:30: multiple definition of `R_initial_population'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:30: first defined here
/usr/bin/ld: pop.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:31: multiple definition of `R_survival_md'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:31: first defined here
/usr/bin/ld: pop.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:32: multiple definition of `R_survival_sd'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:32: first defined here
/usr/bin/ld: pop.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:33: multiple definition of `R_litter_size_md'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:33: first defined here
/usr/bin/ld: pop.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:34: multiple definition of `R_litter_size_sd'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:34: first defined here
/usr/bin/ld: pop.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:40: multiple definition of `stats'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:40: first defined here
/usr/bin/ld: pop.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:28: multiple definition of `R_sex_ratio'; main.o:/data/gannet/ripley/R/packages/tests-gcc10/population/src/pop.h:28: first defined here
collect2: error: ld returned 1 exit status
make[1]: *** [/data/gannet/ripley/R/R-gcc10/share/make/shlib.mk:6: population.so] Error 1
make[1]: Target 'all' not remade because of errors.
make[1]: Leaving directory '/data/gannet/ripley/R/packages/tests-gcc10/population/src'
ERROR: compilation failed for package ‘population’
* removing ‘/data/gannet/ripley/R/packages/tests-gcc10/population.Rcheck/population’