this derivation will be built:
  /nix/store/gwnhzsxli43cmfc85z399r06a031gacn-gcan-0.1.0.drv
gcan-0.1.0> Running phase: unpackPhase
gcan-0.1.0> unpacking source archive /nix/store/9kqh9v8yiszn1vqfv3w4hcgsnlnsxlns-source
gcan-0.1.0> source root is source
gcan-0.1.0> Running phase: patchPhase
gcan-0.1.0> Running phase: updateAutotoolsGnuConfigScriptsPhase
gcan-0.1.0> Running phase: configurePhase
gcan-0.1.0> [naersk] cargo_version (read): 1.95.0 (f2d3ce0bd 2026-03-21)
gcan-0.1.0> [naersk] cargo_message_format (set): json-diagnostic-rendered-ansi
gcan-0.1.0> [naersk] cargo_release: --release
gcan-0.1.0> [naersk] cargo_options: 
gcan-0.1.0> [naersk] cargo_build_options: $cargo_release -j "$NIX_BUILD_CORES" --message-format=$cargo_message_format
gcan-0.1.0> [naersk] cargo_test_options: $cargo_release -j "$NIX_BUILD_CORES"
gcan-0.1.0> [naersk] RUST_TEST_THREADS: 4
gcan-0.1.0> [naersk] cargo_bins_jq_filter: select(.reason == "compiler-artifact" and .executable != null and .profile.test == false)
gcan-0.1.0> [naersk] cargo_build_output_json (created): /build/tmp.nOwpnmQD2P
gcan-0.1.0> [naersk] RUSTFLAGS: 
gcan-0.1.0> [naersk] CARGO_BUILD_RUSTFLAGS: 
gcan-0.1.0> [naersk] CARGO_BUILD_RUSTFLAGS (updated):  --remap-path-prefix /nix/store/mrkkmchii3y6k5dbsr5kwjx46xjywzmb-crates-io-dependencies=/sources --remap-path-prefix /nix/store/fcsv7a3q09mz9b7cfm01lzmv7dss41ps-git-dependencies=/sources
gcan-0.1.0> [naersk] pre-installing dep /nix/store/8lgvk9wisjaqrajyklwqr6fz25k99kr3-gcan-deps-0.1.0
gcan-0.1.0> Running phase: buildPhase
gcan-0.1.0> cargo test $cargo_release -j "$NIX_BUILD_CORES"
gcan-0.1.0>    Compiling gcan v0.1.0 (/build/source)
gcan-0.1.0>     Finished `release` profile [optimized] target(s) in 15.64s
gcan-0.1.0>      Running unittests src/main.rs (target/release/deps/gcan-f5f83668373cee14)
gcan-0.1.0> Running phase: installPhase
gcan-0.1.0> [naersk] Using file /build/tmp.nOwpnmQD2P to retrieve build (executable) products
gcan-0.1.0> jq: parse error: Invalid numeric literal at line 2, column 8
gcan-0.1.0> Running phase: fixupPhase
gcan-0.1.0> shrinking RPATHs of ELF executables and libraries in /nix/store/v3ll3h3cqnnbk1gwg1i340gs3yysy38a-gcan-0.1.0
gcan-0.1.0> checking for references to /build/ in /nix/store/v3ll3h3cqnnbk1gwg1i340gs3yysy38a-gcan-0.1.0...
gcan-0.1.0> patching script interpreter paths in /nix/store/v3ll3h3cqnnbk1gwg1i340gs3yysy38a-gcan-0.1.0
gcan-0.1.0> stripping (with command strip and flags -S -p) in  /nix/store/v3ll3h3cqnnbk1gwg1i340gs3yysy38a-gcan-0.1.0/bin