this derivation will be built:
  /nix/store/jh4awl65wfflglqj4fqhdr87swgw9jwd-sonixflasherc.drv
this path will be fetched (16.9 KiB download, 57.2 KiB unpacked):
  /nix/store/9m0zqf7sb1698gqgkxaglkil8rs8cijs-source
sonixflasherc> Running phase: unpackPhase
sonixflasherc> unpacking source archive /nix/store/9m0zqf7sb1698gqgkxaglkil8rs8cijs-source
sonixflasherc> source root is source
sonixflasherc> Running phase: patchPhase
sonixflasherc> Running phase: updateAutotoolsGnuConfigScriptsPhase
sonixflasherc> Running phase: configurePhase
sonixflasherc> no configure script, doing nothing
sonixflasherc> Running phase: buildPhase
sonixflasherc> build flags: SHELL=/nix/store/fmmhdx9k95s8iqag7zip533mbl3f27sw-bash-5.3p9/bin/bash
sonixflasherc> gcc `pkg-config hidapi-libusb --cflags` -Wall -c sonixflasher.c -o sonixflasher.o
sonixflasherc> sonixflasher.c: In function 'main':
sonixflasherc> sonixflasher.c:420:9: warning: argument 1 null where non-null expected [-Wnonnull]
sonixflasherc>   420 |         fclose(fp);
sonixflasherc>       |         ^~~~~~~~~~
sonixflasherc> In file included from sonixflasher.c:1:
sonixflasherc> /nix/store/14vllvzrm1wwkpvkn31fbmi7qz85mmn0-glibc-2.42-67-dev/include/stdio.h:187:12: note: in a call to function 'fclose' declared 'nonnull'
sonixflasherc>   187 | extern int fclose (FILE *__stream) __nonnull ((1));
sonixflasherc>       |            ^~~~~~
sonixflasherc> sonixflasher.c:448:13: warning: argument 1 null where non-null expected [-Wnonnull]
sonixflasherc>   448 |             fclose(fp);
sonixflasherc>       |             ^~~~~~~~~~
sonixflasherc> /nix/store/14vllvzrm1wwkpvkn31fbmi7qz85mmn0-glibc-2.42-67-dev/include/stdio.h:187:12: note: in a call to function 'fclose' declared 'nonnull'
sonixflasherc>   187 | extern int fclose (FILE *__stream) __nonnull ((1));
sonixflasherc>       |            ^~~~~~
sonixflasherc> gcc `pkg-config hidapi-libusb --cflags` -Wall sonixflasher.o -o sonixflasher `pkg-config libudev --libs` `pkg-config hidapi-libusb --libs`
sonixflasherc> Package libudev was not found in the pkg-config search path.
sonixflasherc> Perhaps you should add the directory containing `libudev.pc'
sonixflasherc> to the PKG_CONFIG_PATH environment variable
sonixflasherc> No package 'libudev' found
sonixflasherc> Running phase: installPhase
sonixflasherc> Running phase: fixupPhase
sonixflasherc> shrinking RPATHs of ELF executables and libraries in /nix/store/6fdgx7z8kfph8pwxkr4gh55dbzraz88c-sonixflasherc
sonixflasherc> shrinking /nix/store/6fdgx7z8kfph8pwxkr4gh55dbzraz88c-sonixflasherc/bin/sonixflasherc
sonixflasherc> checking for references to /build/ in /nix/store/6fdgx7z8kfph8pwxkr4gh55dbzraz88c-sonixflasherc...
sonixflasherc> patching script interpreter paths in /nix/store/6fdgx7z8kfph8pwxkr4gh55dbzraz88c-sonixflasherc
sonixflasherc> stripping (with command strip and flags -S -p) in  /nix/store/6fdgx7z8kfph8pwxkr4gh55dbzraz88c-sonixflasherc/bin