Error in re-building vignettes:
  ...
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gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/vignetteData/fortran/functionsCode.f95 -o /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/vignetteData/fortran/functionsCode.o
gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /tmp/RtmpMgWFHb/rodeoa246445d0dc.f95 -o /tmp/RtmpMgWFHb/rodeoa246445d0dc.o
/tmp/RtmpMgWFHb/rodeoa246445d0dc.f95:65:39:

   double precision, dimension(NVAR*NBOX), intent(in):: var
                                       1
Warning: GNU Extension: Symbol ‘nbox’ is used before it is typed at (1)
/tmp/RtmpMgWFHb/rodeoa246445d0dc.f95:66:39:

   double precision, dimension(NPAR*NBOX), intent(in):: par
                                       1
Warning: GNU Extension: Symbol ‘nbox’ is used before it is typed at (1)
/tmp/RtmpMgWFHb/rodeoa246445d0dc.f95:59:20:

 subroutine drvs(time, var, par, NBOX, dydt, pro)
                    1
Warning: Unused dummy argument ‘time’ at (1) [-Wunused-dummy-argument]
gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /tmp/RtmpMgWFHb/rodeoa2474c8a97.f95 -o /tmp/RtmpMgWFHb/rodeoa2474c8a97.o
gfortran -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o /tmp/RtmpMgWFHb/rodeoa2435eaa7fd.so /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/vignetteData/fortran/functionsCode.o /tmp/RtmpMgWFHb/rodeoa246445d0dc.o /tmp/RtmpMgWFHb/rodeoa2474c8a97.o -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
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gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /tmp/RtmpMgWFHb/rodeoa24483439e1.f95 -o /tmp/RtmpMgWFHb/rodeoa24483439e1.o
/tmp/RtmpMgWFHb/rodeoa24483439e1.f95:83:39:

   double precision, dimension(NVAR*NBOX), intent(in):: var
                                       1
Warning: GNU Extension: Symbol ‘nbox’ is used before it is typed at (1)
/tmp/RtmpMgWFHb/rodeoa24483439e1.f95:84:39:

   double precision, dimension(NPAR*NBOX), intent(in):: par
                                       1
Warning: GNU Extension: Symbol ‘nbox’ is used before it is typed at (1)
/tmp/RtmpMgWFHb/rodeoa24483439e1.f95:77:20:

 subroutine drvs(time, var, par, NBOX, dydt, pro)
                    1
Warning: Unused dummy argument ‘time’ at (1) [-Wunused-dummy-argument]
gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /tmp/RtmpMgWFHb/rodeoa243fe84eb8.f95 -o /tmp/RtmpMgWFHb/rodeoa243fe84eb8.o
gfortran -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o /tmp/RtmpMgWFHb/rodeoa244f55611e.so /tmp/RtmpMgWFHb/rodeoa24483439e1.o /tmp/RtmpMgWFHb/rodeoa243fe84eb8.o -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
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gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /tmp/RtmpMgWFHb/rodeoa242c4f9a32.f95 -o /tmp/RtmpMgWFHb/rodeoa242c4f9a32.o
/tmp/RtmpMgWFHb/rodeoa242c4f9a32.f95:59:39:

   double precision, dimension(NVAR*NBOX), intent(in):: var
                                       1
Warning: GNU Extension: Symbol ‘nbox’ is used before it is typed at (1)
/tmp/RtmpMgWFHb/rodeoa242c4f9a32.f95:60:39:

   double precision, dimension(NPAR*NBOX), intent(in):: par
                                       1
Warning: GNU Extension: Symbol ‘nbox’ is used before it is typed at (1)
/tmp/RtmpMgWFHb/rodeoa242c4f9a32.f95:53:20:

 subroutine drvs(time, var, par, NBOX, dydt, pro)
                    1
Warning: Unused dummy argument ‘time’ at (1) [-Wunused-dummy-argument]
gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /tmp/RtmpMgWFHb/rodeoa247bb3b11a.f95 -o /tmp/RtmpMgWFHb/rodeoa247bb3b11a.o
gfortran -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o /tmp/RtmpMgWFHb/rodeoa2458fc1b4a.so /tmp/RtmpMgWFHb/rodeoa242c4f9a32.o /tmp/RtmpMgWFHb/rodeoa247bb3b11a.o -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
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gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/advectionDispersion/functions.f95 -o /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/advectionDispersion/functions.o
/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/advectionDispersion/functions.f95:14:20:

   function cDn (time) result (r)
                    1
Warning: Unused dummy argument ‘time’ at (1) [-Wunused-dummy-argument]
/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/advectionDispersion/functions.f95:8:20:

   function cUp (time) result (r)
                    1
Warning: Unused dummy argument ‘time’ at (1) [-Wunused-dummy-argument]
gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /tmp/RtmpMgWFHb/rodeoa24b08ccc8.f95 -o /tmp/RtmpMgWFHb/rodeoa24b08ccc8.o
/tmp/RtmpMgWFHb/rodeoa24b08ccc8.f95:64:39:

   double precision, dimension(NVAR*NBOX), intent(in):: var
                                       1
Warning: GNU Extension: Symbol ‘nbox’ is used before it is typed at (1)
/tmp/RtmpMgWFHb/rodeoa24b08ccc8.f95:65:39:

   double precision, dimension(NPAR*NBOX), intent(in):: par
                                       1
Warning: GNU Extension: Symbol ‘nbox’ is used before it is typed at (1)
gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /tmp/RtmpMgWFHb/rodeoa245ad19370.f95 -o /tmp/RtmpMgWFHb/rodeoa245ad19370.o
gfortran -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o /tmp/RtmpMgWFHb/rodeoa244173ae81.so /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/advectionDispersion/functions.o /tmp/RtmpMgWFHb/rodeoa24b08ccc8.o /tmp/RtmpMgWFHb/rodeoa245ad19370.o -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
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gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/groundwater/functions.f95 -o /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/groundwater/functions.o
/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/groundwater/functions.f95:23:38:

   double precision function hRiv (time)
                                      1
Warning: Unused dummy argument ‘time’ at (1) [-Wunused-dummy-argument]
/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/groundwater/functions.f95:18:37:

   double precision function rch (time)
                                     1
Warning: Unused dummy argument ‘time’ at (1) [-Wunused-dummy-argument]
gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /tmp/RtmpMgWFHb/rodeoa243ae026de.f95 -o /tmp/RtmpMgWFHb/rodeoa243ae026de.o
/tmp/RtmpMgWFHb/rodeoa243ae026de.f95:70:39:

   double precision, dimension(NVAR*NBOX), intent(in):: var
                                       1
Warning: GNU Extension: Symbol ‘nbox’ is used before it is typed at (1)
/tmp/RtmpMgWFHb/rodeoa243ae026de.f95:71:39:

   double precision, dimension(NPAR*NBOX), intent(in):: par
                                       1
Warning: GNU Extension: Symbol ‘nbox’ is used before it is typed at (1)
gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /tmp/RtmpMgWFHb/rodeoa246f60c8cc.f95 -o /tmp/RtmpMgWFHb/rodeoa246f60c8cc.o
gfortran -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o /tmp/RtmpMgWFHb/rodeoa245366a688.so /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/groundwater/functions.o /tmp/RtmpMgWFHb/rodeoa243ae026de.o /tmp/RtmpMgWFHb/rodeoa246f60c8cc.o -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
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gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/tetracycline/functions.f95 -o /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/tetracycline/functions.o
gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /tmp/RtmpMgWFHb/rodeoa244238d568.f95 -o /tmp/RtmpMgWFHb/rodeoa244238d568.o
/tmp/RtmpMgWFHb/rodeoa244238d568.f95:165:39:

   double precision, dimension(NVAR*NBOX), intent(in):: var
                                       1
Warning: GNU Extension: Symbol ‘nbox’ is used before it is typed at (1)
/tmp/RtmpMgWFHb/rodeoa244238d568.f95:166:39:

   double precision, dimension(NPAR*NBOX), intent(in):: par
                                       1
Warning: GNU Extension: Symbol ‘nbox’ is used before it is typed at (1)
/tmp/RtmpMgWFHb/rodeoa244238d568.f95:159:20:

 subroutine drvs(time, var, par, NBOX, dydt, pro)
                    1
Warning: Unused dummy argument ‘time’ at (1) [-Wunused-dummy-argument]
gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /tmp/RtmpMgWFHb/rodeoa24727398aa.f95 -o /tmp/RtmpMgWFHb/rodeoa24727398aa.o
gfortran -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o /tmp/RtmpMgWFHb/rodeoa247528ee79.so /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/tetracycline/functions.o /tmp/RtmpMgWFHb/rodeoa244238d568.o /tmp/RtmpMgWFHb/rodeoa24727398aa.o -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
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gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/linked/waterSediment/functions.f95 -o /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/linked/waterSediment/functions.o
/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/linked/waterSediment/functions.f95:18:18:

 function sInf(time) result (res)
                  1
Warning: Unused dummy argument ‘time’ at (1) [-Wunused-dummy-argument]
/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/linked/waterSediment/functions.f95:12:18:

 function xInf(time) result (res)
                  1
Warning: Unused dummy argument ‘time’ at (1) [-Wunused-dummy-argument]
/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/linked/waterSediment/functions.f95:6:15:

 function q(time) result (res)
               1
Warning: Unused dummy argument ‘time’ at (1) [-Wunused-dummy-argument]
gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /tmp/RtmpMgWFHb/rodeoa246bcc36b.f95 -o /tmp/RtmpMgWFHb/rodeoa246bcc36b.o
/tmp/RtmpMgWFHb/rodeoa246bcc36b.f95:80:39:

   double precision, dimension(NVAR*NBOX), intent(in):: var
                                       1
Warning: GNU Extension: Symbol ‘nbox’ is used before it is typed at (1)
/tmp/RtmpMgWFHb/rodeoa246bcc36b.f95:81:39:

   double precision, dimension(NPAR*NBOX), intent(in):: par
                                       1
Warning: GNU Extension: Symbol ‘nbox’ is used before it is typed at (1)
gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /tmp/RtmpMgWFHb/rodeoa24469a63ef.f95 -o /tmp/RtmpMgWFHb/rodeoa24469a63ef.o
gfortran -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o /tmp/RtmpMgWFHb/rodeoa2421779566.so /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/linked/waterSediment/functions.o /tmp/RtmpMgWFHb/rodeoa246bcc36b.o /tmp/RtmpMgWFHb/rodeoa24469a63ef.o -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
make[1]: Leaving directory '/tmp/RtmpMgWFHb'
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gfortran  -fpic -g -O2 -Wall -pedantic -mtune=native -c  /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/rodeo/fortran/integrators.f95 -o /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/rodeo/fortran/integrators.o
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/rodeo/fortran/integrators.f95:269:11:

 integer:: i
           1
Warning: Unused variable ‘i’ declared at (1) [-Wunused-variable]
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/rodeo/fortran/integrators.f95:301:0:

   if (abs(hnext) .lt. hmin) then
 
Warning: ‘hnext’ may be used uninitialized in this function [-Wmaybe-uninitialized]
Assembler messages:
Fatal error: can't create /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/rodeo/fortran/integrators.o: Read-only file system
/home/hornik/tmp/R.check/r-devel-clang/Work/build/etc/Makeconf:185: recipe for target '/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/rodeo/fortran/integrators.o' failed
make[1]: *** [/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/rodeo/fortran/integrators.o] Error 1
make[1]: Leaving directory '/tmp/RtmpMgWFHb'
make[1]: Entering directory '/tmp/RtmpMgWFHb'
make[1]: Leaving directory '/tmp/RtmpMgWFHb'
Quitting from lines 1371-1371 (rodeoVignette.Rmd) 
Error: processing vignette ‘rodeoVignette.Rmd’ failed with diagnostics:
Failed to build shared library.
Execution halted