1these 3 derivations will be built:2 /nix/store/a00chwkcpkv16ynssiahpa0xqy87c933-iets-fuzzers-0.0.0.drv3 /nix/store/snl244xwvb5fhvcxvq3809gc8sir3qld-iets-fuzz-diff-0.0.0.drv4 /nix/store/nvmfsbl1ilkv59fdzlkl40jy51s0kq8m-iets-fuzz-drv-check.drv5building '/nix/store/snl244xwvb5fhvcxvq3809gc8sir3qld-iets-fuzz-diff-0.0.0.drv'6building '/nix/store/a00chwkcpkv16ynssiahpa0xqy87c933-iets-fuzzers-0.0.0.drv'7iets-fuzz-diff-0.0.0> Running phase: unpackPhase8iets-fuzz-diff-0.0.0> unpacking source archive /nix/store/dnnhpqf6w11rg9rranij2cn2f2nfyh0h-source9iets-fuzz-diff-0.0.0> source root is source10iets-fuzz-diff-0.0.0> Running phase: patchPhase11iets-fuzz-diff-0.0.0> moving Cargo.lock to Cargo.lock.orig, then will use /nix/store/x5fb9rdfs3v03iygc1a65rdpqkn584p0-Cargo.lock as Cargo.lock12iets-fuzz-diff-0.0.0> Executing configureCargoCommonVars13iets-fuzz-diff-0.0.0> decompressing cargo artifacts from /nix/store/jp653nsbsqjqjqffwglcpcc17kd6cd4i-iets-fuzz-diff-deps-0.0.0/target.tar.zst to target14iets-fuzzers-0.0.0> Running phase: unpackPhase15iets-fuzzers-0.0.0> unpacking source archive /nix/store/dnnhpqf6w11rg9rranij2cn2f2nfyh0h-source16iets-fuzzers-0.0.0> source root is source17iets-fuzzers-0.0.0> Executing cargoSetupPostUnpackHook18iets-fuzz-diff-0.0.0> Running phase: updateAutotoolsGnuConfigScriptsPhase19iets-fuzz-diff-0.0.0> Running phase: configurePhase20iets-fuzz-diff-0.0.0> will append /build/source/fuzz/.cargo-home/config.toml with contents of /nix/store/7jbhj0f84ndxvh7d0b89s46m3j6l9y8y-vendor-cargo-deps/config.toml21iets-fuzz-diff-0.0.0> default configurePhase, nothing to do22iets-fuzz-diff-0.0.0> Running phase: buildPhase23iets-fuzz-diff-0.0.0> +++ command cargo --version24iets-fuzz-diff-0.0.0> cargo 1.98.0 (797e8a9bc 2026-08-05)25iets-fuzz-diff-0.0.0> +++ command cargo build --release --message-format json-render-diagnostics --locked --bin fuzz-diff --bin conformance-adapter26iets-fuzz-diff-0.0.0> Compiling iets v0.1.0 (/build/source)27iets-fuzzers-0.0.0> Finished cargoSetupPostUnpackHook28iets-fuzzers-0.0.0> Running phase: patchPhase29iets-fuzzers-0.0.0> Executing cargoSetupPostPatchHook30iets-fuzzers-0.0.0> Validating consistency between /build/source/fuzz/Cargo.lock and /build/cargo-vendor-dir/Cargo.lock31iets-fuzzers-0.0.0> Finished cargoSetupPostPatchHook32iets-fuzzers-0.0.0> Running phase: updateAutotoolsGnuConfigScriptsPhase33iets-fuzzers-0.0.0> Running phase: configurePhase34iets-fuzzers-0.0.0> Running phase: buildPhase35iets-fuzzers-0.0.0> Compiling libc v0.2.19036iets-fuzzers-0.0.0> Compiling proc-macro2 v1.0.10737iets-fuzzers-0.0.0> Compiling quote v1.0.4738iets-fuzzers-0.0.0> Compiling unicode-ident v1.0.2639iets-fuzzers-0.0.0> Compiling find-msvc-tools v0.1.1440iets-fuzzers-0.0.0> Compiling shlex v2.0.141iets-fuzzers-0.0.0> Compiling cfg-if v1.0.542iets-fuzzers-0.0.0> Compiling bytes v1.12.143iets-fuzzers-0.0.0> Compiling memchr v2.8.344iets-fuzzers-0.0.0> Compiling pin-project-lite v0.2.1745iets-fuzzers-0.0.0> Compiling anyhow v1.0.10446iets-fuzzers-0.0.0> Compiling either v1.19.047iets-fuzzers-0.0.0> Compiling futures-core v0.3.3448iets-fuzzers-0.0.0> Compiling regex-syntax v0.8.1149iets-fuzzers-0.0.0> Compiling once_cell v1.21.450iets-fuzzers-0.0.0> Compiling itoa v1.0.1851iets-fuzzers-0.0.0> Compiling getrandom v0.4.352iets-fuzzers-0.0.0> Compiling typenum v1.20.153iets-fuzzers-0.0.0> Compiling hashbrown v0.17.154iets-fuzzers-0.0.0> Compiling fnv v1.0.755iets-fuzzers-0.0.0> Compiling equivalent v1.0.256iets-fuzzers-0.0.0> Compiling zeroize v1.9.157iets-fuzzers-0.0.0> Compiling bitflags v2.13.258iets-fuzzers-0.0.0> Compiling slab v0.4.1259iets-fuzzers-0.0.0> Compiling futures-sink v0.3.3460iets-fuzzers-0.0.0> Compiling rustix v1.1.561iets-fuzzers-0.0.0> Compiling httparse v1.10.162iets-fuzzers-0.0.0> Compiling prettyplease v0.2.3763iets-fuzzers-0.0.0> Compiling pulldown-cmark v0.13.464iets-fuzzers-0.0.0> Compiling pkg-config v0.3.3465iets-fuzzers-0.0.0> Compiling linux-raw-sys v0.12.166iets-fuzzers-0.0.0> Compiling serde_core v1.0.22967iets-fuzzers-0.0.0> Compiling thiserror v2.0.2168iets-fuzzers-0.0.0> Compiling unicode-width v0.1.1469iets-fuzzers-0.0.0> Compiling try-lock v0.2.570iets-fuzzers-0.0.0> Compiling unicase v2.10.071iets-fuzzers-0.0.0> Compiling atomic-waker v1.1.272iets-fuzzers-0.0.0> Compiling untrusted v0.9.073iets-fuzzers-0.0.0> Compiling futures-task v0.3.3474iets-fuzzers-0.0.0> Compiling foldhash v0.1.575iets-fuzzers-0.0.0> Compiling httpdate v1.0.376iets-fuzzers-0.0.0> Compiling tower-service v0.3.377iets-fuzzers-0.0.0> Compiling rustls v0.23.4578iets-fuzzers-0.0.0> Compiling fastrand v2.5.079iets-fuzzers-0.0.0> Compiling smallvec v1.16.280iets-fuzzers-0.0.0> Compiling fixedbitset v0.5.781iets-fuzzers-0.0.0> Compiling want v0.3.282iets-fuzzers-0.0.0> Compiling const-oid v0.10.283iets-fuzzers-0.0.0> Compiling cpufeatures v0.3.184iets-fuzzers-0.0.0> Compiling log v0.4.3485iets-fuzzers-0.0.0> Compiling heck v0.5.086iets-fuzzers-0.0.0> Compiling futures-channel v0.3.3487iets-fuzzers-0.0.0> Compiling rustls-pki-types v1.15.188iets-fuzzers-0.0.0> Compiling hashbrown v0.15.589iets-fuzzers-0.0.0> Compiling subtle v2.6.190iets-fuzzers-0.0.0> Compiling multimap v0.10.191iets-fuzzers-0.0.0> Compiling zstd-safe v8.1.092iets-fuzzers-0.0.0> Compiling sync_wrapper v1.0.293iets-fuzzers-0.0.0> Compiling zmij v1.0.2394iets-fuzzers-0.0.0> Compiling itertools v0.14.095iets-fuzzers-0.0.0> Compiling tower-layer v0.3.396iets-fuzzers-0.0.0> Compiling tracing-core v0.1.3697iets-fuzzers-0.0.0> Compiling crc32fast v1.5.298iets-fuzzers-0.0.0> Compiling simd-adler32 v0.3.1099iets-fuzzers-0.0.0> Compiling serde_json v1.0.152100iets-fuzzers-0.0.0> Compiling adler2 v2.0.1101iets-fuzzers-0.0.0> Compiling percent-encoding v2.3.2102iets-fuzzers-0.0.0> Compiling cty v0.2.2103iets-fuzzers-0.0.0> Compiling winnow v1.0.4104iets-fuzzers-0.0.0> Compiling base64 v0.22.1105iets-fuzzers-0.0.0> Compiling arrayvec v0.7.8106iets-fuzzers-0.0.0> Compiling futures-util v0.3.34107iets-fuzzers-0.0.0> Compiling constant_time_eq v0.4.2108iets-fuzzers-0.0.0> Compiling miniz_oxide v0.9.1109iets-fuzzers-0.0.0> Compiling toml_writer v1.1.3+spec-1.1.0110iets-fuzzers-0.0.0> Compiling openssl-probe v0.2.1111iets-fuzzers-0.0.0> Compiling libbz2-rs-sys v0.2.5112iets-fuzzers-0.0.0> Compiling lz4_flex v0.14.0113iets-fuzzers-0.0.0> Compiling arbitrary v1.5.0114iets-fuzzers-0.0.0> Compiling aho-corasick v1.1.5115iets-fuzzers-0.0.0> Compiling indexmap v2.14.2116iets-fuzzers-0.0.0> Compiling rustls-native-certs v0.8.4117iets-fuzzers-0.0.0> Compiling webpki-roots v1.0.9118iets-fuzzers-0.0.0> Compiling toml_parser v1.1.5+spec-1.1.0119iets-fuzzers-0.0.0> Compiling flate2 v1.1.10120iets-fuzzers-0.0.0> Compiling syn v2.0.119121iets-fuzzers-0.0.0> Compiling syn v3.0.6122iets-fuzzers-0.0.0> Compiling hybrid-array v0.4.15123iets-fuzzers-0.0.0> Compiling http v1.5.0124iets-fuzzers-0.0.0> Compiling bzip2 v0.6.1125iets-fuzzers-0.0.0> Compiling petgraph v0.8.3126iets-fuzzers-0.0.0> Compiling block-buffer v0.12.1127iets-fuzzers-0.0.0> Compiling crypto-common v0.2.2128iets-fuzzers-0.0.0> Compiling pulldown-cmark-to-cmark v22.0.3129iets-fuzzers-0.0.0> Compiling jobserver v0.1.35130iets-fuzzers-0.0.0> Compiling mio v1.2.4131iets-fuzzers-0.0.0> Compiling socket2 v0.6.5132iets-fuzzers-0.0.0> Compiling getrandom v0.2.17133iets-fuzzers-0.0.0> Compiling filetime v0.2.29134iets-fuzzers-0.0.0> Compiling http-body v1.1.0135iets-fuzzers-0.0.0> Compiling tar v0.4.46136iets-fuzzers-0.0.0> Compiling http-body-util v0.1.5137iets-fuzzers-0.0.0> Compiling cc v1.6.0138iets-fuzzers-0.0.0> Compiling regex-automata v0.4.18139iets-fuzzers-0.0.0> Compiling digest v0.11.3140iets-fuzzers-0.0.0> Compiling tempfile v3.27.0141iets-fuzzers-0.0.0> Compiling sha2 v0.11.0142iets-fuzzers-0.0.0> Compiling sha1 v0.11.0143iets-fuzzers-0.0.0> Compiling md-5 v0.11.0144iets-fuzzers-0.0.0> Compiling toml_datetime v1.1.2+spec-1.1.0145iets-fuzzers-0.0.0> Compiling serde_spanned v1.1.2146iets-fuzzers-0.0.0> Compiling toml v1.1.8+spec-1.1.0147iets-fuzzers-0.0.0> Compiling lzma-rust2 v0.21.0148iets-fuzzers-0.0.0> Compiling ring v0.17.14149iets-fuzzers-0.0.0> Compiling zstd-sys v2.1.1+zstd.1.5.7150iets-fuzzers-0.0.0> Compiling libmimalloc-sys v0.1.49151iets-fuzzers-0.0.0> Compiling blake3 v1.8.7152iets-fuzzers-0.0.0> Compiling libfuzzer-sys v0.4.13153iets-fuzzers-0.0.0> Compiling tokio-macros v2.7.2154iets-fuzzers-0.0.0> Compiling thiserror-impl v2.0.21155iets-fuzzers-0.0.0> Compiling async-trait v0.1.92156iets-fuzzers-0.0.0> Compiling tokio v1.53.2157iets-fuzzers-0.0.0> Compiling tonic-build v0.14.6158iets-fuzzers-0.0.0> Compiling prost-derive v0.14.4159iets-fuzzers-0.0.0> Compiling tracing-attributes v0.1.31160iets-fuzzers-0.0.0> Compiling miette-derive v7.6.0161iets-fuzzers-0.0.0> Compiling pin-project-internal v1.1.13162iets-fuzzers-0.0.0> Compiling logos-codegen v0.16.1163iets-fuzzers-0.0.0> Compiling regex v1.13.1164iets-fuzzers-0.0.0> Compiling pin-project v1.1.13165iets-fuzzers-0.0.0> Compiling miette v7.6.0166iets-fuzzers-0.0.0> Compiling tracing v0.1.44167iets-fuzzers-0.0.0> Compiling prost v0.14.4168iets-fuzzers-0.0.0> Compiling logos-derive v0.16.1169iets-fuzzers-0.0.0> Compiling prost-types v0.14.4170iets-fuzzers-0.0.0> Compiling logos v0.16.1171iets-fuzzers-0.0.0> Compiling protox-parse v0.10.0172iets-fuzzers-0.0.0> Compiling prost-reflect v0.16.5173iets-fuzzers-0.0.0> Compiling prost-build v0.14.4174iets-fuzzers-0.0.0> Compiling tonic-prost-build v0.14.6175iets-fuzzers-0.0.0> Compiling tokio-util v0.7.19176iets-fuzzers-0.0.0> Compiling tokio-stream v0.1.19177iets-fuzzers-0.0.0> Compiling mimalloc v0.1.52178iets-fuzzers-0.0.0> Compiling h2 v0.4.20179iets-fuzzers-0.0.0> Compiling tower v0.5.3180iets-fuzzers-0.0.0> Compiling rustls-webpki v0.103.15181iets-fuzzers-0.0.0> Compiling protox v0.10.0182iets-fuzzers-0.0.0> Compiling iets v0.1.0 (/build/source)183iets-fuzzers-0.0.0> Compiling hyper v1.12.0184iets-fuzzers-0.0.0> Compiling tokio-rustls v0.26.6185iets-fuzzers-0.0.0> Compiling hyper-util v0.1.21186iets-fuzzers-0.0.0> Compiling hyper-timeout v0.5.2187iets-fuzzers-0.0.0> Compiling tonic v0.14.6188iets-fuzz-diff-0.0.0> Compiling iets-fuzz v0.0.0 (/build/source/fuzz)189iets-fuzzers-0.0.0> Compiling zstd v0.14.2190iets-fuzzers-0.0.0> Compiling tonic-prost v0.14.6191iets-fuzz-diff-0.0.0> Finished `release` profile [optimized] target(s) in 1m 07s192iets-fuzz-diff-0.0.0> searching for bins/libs to install from cargo build log at cargoBuildLog4Gqc.json193iets-fuzz-diff-0.0.0> installing /build/source/fuzz/target/release/conformance-adapter in postBuildInstallFromCargoBuildLogOutTemptYe/bin194iets-fuzz-diff-0.0.0> installing /build/source/fuzz/target/release/fuzz-diff in postBuildInstallFromCargoBuildLogOutTemptYe/bin195iets-fuzz-diff-0.0.0> searching for bins/libs complete196iets-fuzz-diff-0.0.0> buildPhase completed in 1 minutes 8 seconds197iets-fuzz-diff-0.0.0> Running phase: installPhase198iets-fuzz-diff-0.0.0> actually installing contents of postBuildInstallFromCargoBuildLogOutTemptYe to /nix/store/lnn1b9v06an8idyl5yz0pw1p9j8q9j2j-iets-fuzz-diff-0.0.0199iets-fuzz-diff-0.0.0> stripping references to Rust toolchain200iets-fuzz-diff-0.0.0> Rust toolchain at: /nix/store/53lvgpxsb3b9ghkgb4v0jra6zzlnyw8n-rustc-1.98.1201iets-fuzz-diff-0.0.0> stripping Rust toolchain references done202iets-fuzz-diff-0.0.0> stripping references to cargoVendorDir from:203iets-fuzz-diff-0.0.0> /nix/store/lnn1b9v06an8idyl5yz0pw1p9j8q9j2j-iets-fuzz-diff-0.0.0/bin/conformance-adapter204iets-fuzz-diff-0.0.0> /nix/store/lnn1b9v06an8idyl5yz0pw1p9j8q9j2j-iets-fuzz-diff-0.0.0/bin/fuzz-diff205iets-fuzz-diff-0.0.0> stripping references done206iets-fuzz-diff-0.0.0> Running phase: fixupPhase207iets-fuzz-diff-0.0.0> shrinking RPATHs of ELF executables and libraries in /nix/store/lnn1b9v06an8idyl5yz0pw1p9j8q9j2j-iets-fuzz-diff-0.0.0208iets-fuzz-diff-0.0.0> shrinking /nix/store/lnn1b9v06an8idyl5yz0pw1p9j8q9j2j-iets-fuzz-diff-0.0.0/bin/conformance-adapter209iets-fuzz-diff-0.0.0> shrinking /nix/store/lnn1b9v06an8idyl5yz0pw1p9j8q9j2j-iets-fuzz-diff-0.0.0/bin/fuzz-diff210iets-fuzz-diff-0.0.0> checking for references to /build/ in /nix/store/lnn1b9v06an8idyl5yz0pw1p9j8q9j2j-iets-fuzz-diff-0.0.0...211iets-fuzz-diff-0.0.0> patching script interpreter paths in /nix/store/lnn1b9v06an8idyl5yz0pw1p9j8q9j2j-iets-fuzz-diff-0.0.0212iets-fuzz-diff-0.0.0> stripping (with command strip and flags -S -p) in /nix/store/lnn1b9v06an8idyl5yz0pw1p9j8q9j2j-iets-fuzz-diff-0.0.0/bin213iets-fuzzers-0.0.0> Compiling iets-fuzz v0.0.0 (/build/source/fuzz)