these 3 derivations will be built: /nix/store/g69v8i1grwf7mj5aldyg3vmlds4hhbhv-iets-fuzzers-0.0.0.drv /nix/store/m6jrqnmwv1favxs70qmphnai9znvhdbg-iets-fuzz-diff-0.0.0.drv /nix/store/3gi9bxylqw2y71jybkib3gbknqpgs14q-iets-fuzz-drv-eval-check.drv building '/nix/store/m6jrqnmwv1favxs70qmphnai9znvhdbg-iets-fuzz-diff-0.0.0.drv' building '/nix/store/g69v8i1grwf7mj5aldyg3vmlds4hhbhv-iets-fuzzers-0.0.0.drv' iets-fuzz-diff-0.0.0> Running phase: unpackPhase iets-fuzz-diff-0.0.0> unpacking source archive /nix/store/sl2rkrhxz7jm0bykvlqg44rkxw6j3dn4-source iets-fuzz-diff-0.0.0> source root is source iets-fuzz-diff-0.0.0> Running phase: patchPhase iets-fuzz-diff-0.0.0> moving Cargo.lock to Cargo.lock.orig, then will use /nix/store/x5fb9rdfs3v03iygc1a65rdpqkn584p0-Cargo.lock as Cargo.lock iets-fuzz-diff-0.0.0> Executing configureCargoCommonVars iets-fuzz-diff-0.0.0> decompressing cargo artifacts from /nix/store/jp653nsbsqjqjqffwglcpcc17kd6cd4i-iets-fuzz-diff-deps-0.0.0/target.tar.zst to target iets-fuzzers-0.0.0> Running phase: unpackPhase iets-fuzzers-0.0.0> unpacking source archive /nix/store/sl2rkrhxz7jm0bykvlqg44rkxw6j3dn4-source iets-fuzzers-0.0.0> source root is source iets-fuzzers-0.0.0> Executing cargoSetupPostUnpackHook iets-fuzz-diff-0.0.0> Running phase: updateAutotoolsGnuConfigScriptsPhase iets-fuzz-diff-0.0.0> Running phase: configurePhase iets-fuzz-diff-0.0.0> will append /build/source/fuzz/.cargo-home/config.toml with contents of /nix/store/7jbhj0f84ndxvh7d0b89s46m3j6l9y8y-vendor-cargo-deps/config.toml iets-fuzz-diff-0.0.0> default configurePhase, nothing to do iets-fuzz-diff-0.0.0> Running phase: buildPhase iets-fuzz-diff-0.0.0> +++ command cargo --version iets-fuzz-diff-0.0.0> cargo 1.98.0 (797e8a9bc 2026-08-05) iets-fuzz-diff-0.0.0> +++ command cargo build --release --message-format json-render-diagnostics --locked --bin fuzz-diff --bin conformance-adapter iets-fuzz-diff-0.0.0> Compiling iets v0.1.0 (/build/source) iets-fuzzers-0.0.0> Finished cargoSetupPostUnpackHook iets-fuzzers-0.0.0> Running phase: patchPhase iets-fuzzers-0.0.0> Executing cargoSetupPostPatchHook iets-fuzzers-0.0.0> Validating consistency between /build/source/fuzz/Cargo.lock and /build/cargo-vendor-dir/Cargo.lock iets-fuzzers-0.0.0> Finished cargoSetupPostPatchHook iets-fuzzers-0.0.0> Running phase: updateAutotoolsGnuConfigScriptsPhase iets-fuzzers-0.0.0> Running phase: configurePhase iets-fuzzers-0.0.0> Running phase: buildPhase iets-fuzzers-0.0.0> Compiling libc v0.2.190 iets-fuzzers-0.0.0> Compiling proc-macro2 v1.0.107 iets-fuzzers-0.0.0> Compiling quote v1.0.47 iets-fuzzers-0.0.0> Compiling unicode-ident v1.0.26 iets-fuzzers-0.0.0> Compiling find-msvc-tools v0.1.14 iets-fuzzers-0.0.0> Compiling shlex v2.0.1 iets-fuzzers-0.0.0> Compiling cfg-if v1.0.5 iets-fuzzers-0.0.0> Compiling bytes v1.12.1 iets-fuzzers-0.0.0> Compiling memchr v2.8.3 iets-fuzzers-0.0.0> Compiling pin-project-lite v0.2.17 iets-fuzzers-0.0.0> Compiling anyhow v1.0.104 iets-fuzzers-0.0.0> Compiling either v1.19.0 iets-fuzzers-0.0.0> Compiling futures-core v0.3.34 iets-fuzzers-0.0.0> Compiling regex-syntax v0.8.11 iets-fuzzers-0.0.0> Compiling once_cell v1.21.4 iets-fuzzers-0.0.0> Compiling itoa v1.0.18 iets-fuzzers-0.0.0> Compiling getrandom v0.4.3 iets-fuzzers-0.0.0> Compiling hashbrown v0.17.1 iets-fuzzers-0.0.0> Compiling typenum v1.20.1 iets-fuzzers-0.0.0> Compiling fnv v1.0.7 iets-fuzzers-0.0.0> Compiling futures-sink v0.3.34 iets-fuzzers-0.0.0> Compiling equivalent v1.0.2 iets-fuzzers-0.0.0> Compiling bitflags v2.13.2 iets-fuzzers-0.0.0> Compiling zeroize v1.9.1 iets-fuzzers-0.0.0> Compiling slab v0.4.12 iets-fuzzers-0.0.0> Compiling prettyplease v0.2.37 iets-fuzzers-0.0.0> Compiling httparse v1.10.1 iets-fuzzers-0.0.0> Compiling pulldown-cmark v0.13.4 iets-fuzzers-0.0.0> Compiling rustix v1.1.5 iets-fuzzers-0.0.0> Compiling unicode-width v0.1.14 iets-fuzzers-0.0.0> Compiling linux-raw-sys v0.12.1 iets-fuzzers-0.0.0> Compiling serde_core v1.0.229 iets-fuzzers-0.0.0> Compiling try-lock v0.2.5 iets-fuzzers-0.0.0> Compiling pkg-config v0.3.34 iets-fuzzers-0.0.0> Compiling thiserror v2.0.21 iets-fuzzers-0.0.0> Compiling unicase v2.10.0 iets-fuzzers-0.0.0> Compiling futures-task v0.3.34 iets-fuzzers-0.0.0> Compiling atomic-waker v1.1.2 iets-fuzzers-0.0.0> Compiling foldhash v0.1.5 iets-fuzzers-0.0.0> Compiling untrusted v0.9.0 iets-fuzzers-0.0.0> Compiling fastrand v2.5.0 iets-fuzzers-0.0.0> Compiling const-oid v0.10.2 iets-fuzzers-0.0.0> Compiling tower-service v0.3.3 iets-fuzzers-0.0.0> Compiling httpdate v1.0.3 iets-fuzzers-0.0.0> Compiling fixedbitset v0.5.7 iets-fuzzers-0.0.0> Compiling smallvec v1.16.2 iets-fuzzers-0.0.0> Compiling rustls v0.23.45 iets-fuzzers-0.0.0> Compiling multimap v0.10.1 iets-fuzzers-0.0.0> Compiling want v0.3.2 iets-fuzzers-0.0.0> Compiling cpufeatures v0.3.1 iets-fuzzers-0.0.0> Compiling log v0.4.34 iets-fuzzers-0.0.0> Compiling subtle v2.6.1 iets-fuzzers-0.0.0> Compiling heck v0.5.0 iets-fuzzers-0.0.0> Compiling tower-layer v0.3.3 iets-fuzzers-0.0.0> Compiling tracing-core v0.1.36 iets-fuzzers-0.0.0> Compiling futures-channel v0.3.34 iets-fuzzers-0.0.0> Compiling hashbrown v0.15.5 iets-fuzzers-0.0.0> Compiling futures-util v0.3.34 iets-fuzzers-0.0.0> Compiling sync_wrapper v1.0.2 iets-fuzzers-0.0.0> Compiling zstd-safe v8.1.0 iets-fuzzers-0.0.0> Compiling crc32fast v1.5.2 iets-fuzzers-0.0.0> Compiling zmij v1.0.23 iets-fuzzers-0.0.0> Compiling percent-encoding v2.3.2 iets-fuzzers-0.0.0> Compiling serde_json v1.0.152 iets-fuzzers-0.0.0> Compiling rustls-pki-types v1.15.1 iets-fuzzers-0.0.0> Compiling cty v0.2.2 iets-fuzzers-0.0.0> Compiling base64 v0.22.1 iets-fuzzers-0.0.0> Compiling simd-adler32 v0.3.10 iets-fuzzers-0.0.0> Compiling winnow v1.0.4 iets-fuzzers-0.0.0> Compiling adler2 v2.0.1 iets-fuzzers-0.0.0> Compiling toml_writer v1.1.3+spec-1.1.0 iets-fuzzers-0.0.0> Compiling constant_time_eq v0.4.2 iets-fuzzers-0.0.0> Compiling libbz2-rs-sys v0.2.5 iets-fuzzers-0.0.0> Compiling openssl-probe v0.2.1 iets-fuzzers-0.0.0> Compiling arrayvec v0.7.8 iets-fuzzers-0.0.0> Compiling arbitrary v1.5.0 iets-fuzzers-0.0.0> Compiling lz4_flex v0.14.0 iets-fuzzers-0.0.0> Compiling miniz_oxide v0.9.1 iets-fuzzers-0.0.0> Compiling itertools v0.14.0 iets-fuzzers-0.0.0> Compiling aho-corasick v1.1.5 iets-fuzzers-0.0.0> Compiling toml_parser v1.1.5+spec-1.1.0 iets-fuzzers-0.0.0> Compiling rustls-native-certs v0.8.4 iets-fuzzers-0.0.0> Compiling webpki-roots v1.0.9 iets-fuzzers-0.0.0> Compiling indexmap v2.14.2 iets-fuzzers-0.0.0> Compiling hybrid-array v0.4.15 iets-fuzzers-0.0.0> Compiling bzip2 v0.6.1 iets-fuzzers-0.0.0> Compiling flate2 v1.1.10 iets-fuzzers-0.0.0> Compiling http v1.5.0