Error(s) in re-building vignettes:
  ...
--- re-building 'rodeoVignette.Rmd' using rmarkdown
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/tmp/RtmpSHAhWH/rodeo5b844651b75b.f95:59:20:

   59 | subroutine drvs(time, var, par, NBOX, dydt, pro)
      |                    1
Warning: Unused dummy argument 'time' at (1) [-Wunused-dummy-argument]
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clang-10 -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o /tmp/RtmpSHAhWH/rodeo5b844c50199.so /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/vignetteData/fortran/functionsCode.o /tmp/RtmpSHAhWH/rodeo5b844651b75b.o /tmp/RtmpSHAhWH/rodeo5b8421b44b62.o -L/usr/lib/gcc/x86_64-linux-gnu/9 -lgfortran -lm -lquadmath -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
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/tmp/RtmpSHAhWH/rodeo5b846155f0a4.f95:77:20:

   77 | subroutine drvs(time, var, par, NBOX, dydt, pro)
      |                    1
Warning: Unused dummy argument 'time' at (1) [-Wunused-dummy-argument]
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/tmp/RtmpSHAhWH/rodeo5b846744a219.f95:53:20:

   53 | subroutine drvs(time, var, par, NBOX, dydt, pro)
      |                    1
Warning: Unused dummy argument 'time' at (1) [-Wunused-dummy-argument]
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   14 |   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:

    8 |   function cUp (time) result (r)
      |                    1
Warning: Unused dummy argument 'time' at (1) [-Wunused-dummy-argument]
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clang-10 -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o /tmp/RtmpSHAhWH/rodeo5b842d1ce386.so /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/advectionDispersion/functions.o /tmp/RtmpSHAhWH/rodeo5b844f303029.o /tmp/RtmpSHAhWH/rodeo5b8419e8f99a.o -L/usr/lib/gcc/x86_64-linux-gnu/9 -lgfortran -lm -lquadmath -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
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   23 |   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:

   18 |   double precision function rch (time)
      |                                     1
Warning: Unused dummy argument 'time' at (1) [-Wunused-dummy-argument]
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clang-10 -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o /tmp/RtmpSHAhWH/rodeo5b84174df88.so /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/1D/groundwater/functions.o /tmp/RtmpSHAhWH/rodeo5b847fb0763c.o /tmp/RtmpSHAhWH/rodeo5b842f533a27.o -L/usr/lib/gcc/x86_64-linux-gnu/9 -lgfortran -lm -lquadmath -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
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/tmp/RtmpSHAhWH/rodeo5b8452a31b62.f95:159:20:

  159 | subroutine drvs(time, var, par, NBOX, dydt, pro)
      |                    1
Warning: Unused dummy argument 'time' at (1) [-Wunused-dummy-argument]
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/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/linked/waterSediment/functions.f95:18:18:

   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:

   12 | 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:

    6 | function q(time) result (res)
      |               1
Warning: Unused dummy argument 'time' at (1) [-Wunused-dummy-argument]
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  269 | integer:: i
      |           1
Warning: Unused variable 'i' declared at (1) [-Wunused-variable]
/tmp/RtmpSHAhWH/file5b842d39e99a.f95:301:0:

  301 |   if (abs(hnext) .lt. hmin) then
      | 
Warning: 'hnext' may be used uninitialized in this function [-Wmaybe-uninitialized]
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/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/linked/waterSediment/functions.f95:18:18:

   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:

   12 | 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:

    6 | function q(time) result (res)
      |               1
Warning: Unused dummy argument 'time' at (1) [-Wunused-dummy-argument]
gfortran -fno-optimize-sibling-calls  -fpic  -g -O2 -Wall -mtune=native -c  /tmp/RtmpSHAhWH/file5b84144b6cbe.f95 -o /tmp/RtmpSHAhWH/file5b84144b6cbe.o
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/tmp/RtmpSHAhWH/file5b84c61d783.f95:30:46:

   30 |   subroutine derivs_wrapped(t,u,par,dudt,error)
      |                                              1
Warning: Dummy argument 'error' at (1) was declared INTENT(OUT) but was not set [-Wunused-dummy-argument]
clang-10 -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o /tmp/RtmpSHAhWH/rk55b846860c016.so /tmp/RtmpSHAhWH/file5b842d39e99a.o /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/linked/waterSediment/functions.o /tmp/RtmpSHAhWH/file5b84144b6cbe.o /tmp/RtmpSHAhWH/file5b84c61d783.o -L/usr/lib/gcc/x86_64-linux-gnu/9 -lgfortran -lm -lquadmath -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
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  269 | integer:: i
      |           1
Warning: Unused variable 'i' declared at (1) [-Wunused-variable]
/tmp/RtmpSHAhWH/file5b841cced942.f95:301:0:

  301 |   if (abs(hnext) .lt. hmin) then
      | 
Warning: 'hnext' may be used uninitialized in this function [-Wmaybe-uninitialized]
gfortran -fno-optimize-sibling-calls  -fpic  -g -O2 -Wall -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:

   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:

   12 | 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:

    6 | function q(time) result (res)
      |               1
Warning: Unused dummy argument 'time' at (1) [-Wunused-dummy-argument]
gfortran -fno-optimize-sibling-calls  -fpic  -g -O2 -Wall -mtune=native -c  /tmp/RtmpSHAhWH/file5b8454990cd5.f95 -o /tmp/RtmpSHAhWH/file5b8454990cd5.o
/tmp/RtmpSHAhWH/file5b8454990cd5.f95:64:22:

   64 | subroutine derivs(time, var, par, NBOX, dydt, pro)
      |                      1
Warning: Unused dummy argument 'time' at (1) [-Wunused-dummy-argument]
gfortran -fno-optimize-sibling-calls  -fpic  -g -O2 -Wall -mtune=native -c  /tmp/RtmpSHAhWH/file5b8472b7c6bb.f95 -o /tmp/RtmpSHAhWH/file5b8472b7c6bb.o
/tmp/RtmpSHAhWH/file5b8472b7c6bb.f95:30:46:

   30 |   subroutine derivs_wrapped(t,u,par,dudt,error)
      |                                              1
Warning: Dummy argument 'error' at (1) was declared INTENT(OUT) but was not set [-Wunused-dummy-argument]
clang-10 -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o /tmp/RtmpSHAhWH/rk55b843f3b3f61.so /tmp/RtmpSHAhWH/file5b841cced942.o /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/rodeo.Rcheck/vign_test/rodeo/vignettes/examples/linked/waterSediment/functions.o /tmp/RtmpSHAhWH/file5b8454990cd5.o /tmp/RtmpSHAhWH/file5b8472b7c6bb.o -L/usr/lib/gcc/x86_64-linux-gnu/9 -lgfortran -lm -lquadmath -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
make[1]: Leaving directory '/tmp/RtmpSHAhWH'
make[1]: Entering directory '/tmp/RtmpSHAhWH'
make[1]: Leaving directory '/tmp/RtmpSHAhWH'
make[1]: Entering directory '/tmp/RtmpSHAhWH'
make[1]: Leaving directory '/tmp/RtmpSHAhWH'
pandoc-citeproc: Error in $: Incompatible API versions: encoded with [1,20] but attempted to decode with [1,17,5,4].
CallStack (from HasCallStack):
  error, called at ./Text/Pandoc/JSON.hs:111:48 in pandoc-types-1.17.5.4-5tHZ3B61A58JaKOMxwGQR4:Text.Pandoc.JSON
Error running filter /usr/bin/pandoc-citeproc:
Filter returned error status 1
Error: processing vignette 'rodeoVignette.Rmd' failed with diagnostics:
pandoc document conversion failed with error 83
--- failed re-building 'rodeoVignette.Rmd'

SUMMARY: processing the following file failed:
  'rodeoVignette.Rmd'

Error: Vignette re-building failed.
Execution halted