Running phase: unpackPhase unpacking source archive /nix/store/v5wf3hk2j4j313j5yiynsnslqx9kivf0-websock-0.5.3 source root is websock-0.5.3 Running phase: patchPhase Executing mixAppConfigPatchHook Finished mixAppConfigPatchHook Executing beamCopySourceHook Finished beamCopySourceHook Running phase: updateAutotoolsGnuConfigScriptsPhase Running phase: configurePhase Executing mixBuildDirHook '_build/prod/lib/hex' -> '/nix/store/vycpvg6ic48q24461gdq37gcw9rdaxfr-hex-2.5.1/lib/erlang/lib//hex' Finished mixBuildDirHook no configure script, doing nothing Running phase: buildPhase Executing mixCompileHook Compiling 1 file (.ex) Generated websock app Finished mixCompileHook Running phase: installPhase Executing beamModuleInstallHook '_build/prod/lib/websock/ebin' -> '/nix/store/3sz5gmhy41b824pwbmvkns0a6plk5536-erlang27.3.4.15-websock-0.5.3/lib/erlang/lib/websock-0.5.3/ebin' '_build/prod/lib/websock/ebin/websock.app' -> '/nix/store/3sz5gmhy41b824pwbmvkns0a6plk5536-erlang27.3.4.15-websock-0.5.3/lib/erlang/lib/websock-0.5.3/ebin/websock.app' '_build/prod/lib/websock/ebin/Elixir.WebSock.beam' -> '/nix/store/3sz5gmhy41b824pwbmvkns0a6plk5536-erlang27.3.4.15-websock-0.5.3/lib/erlang/lib/websock-0.5.3/ebin/Elixir.WebSock.beam' Finished beamModuleInstallHook Running phase: fixupPhase shrinking RPATHs of ELF executables and libraries in /nix/store/3sz5gmhy41b824pwbmvkns0a6plk5536-erlang27.3.4.15-websock-0.5.3 checking for references to /build/ in /nix/store/3sz5gmhy41b824pwbmvkns0a6plk5536-erlang27.3.4.15-websock-0.5.3... patching script interpreter paths in /nix/store/3sz5gmhy41b824pwbmvkns0a6plk5536-erlang27.3.4.15-websock-0.5.3 stripping (with command strip and flags -S -p) in /nix/store/3sz5gmhy41b824pwbmvkns0a6plk5536-erlang27.3.4.15-websock-0.5.3/lib