these 3 derivations will be built:
  /nix/store/3f8dg6rdqrflajc6cv289bcp9xz9g0j3-iets-fuzzers-0.0.0.drv
  /nix/store/qgzk19l1iqjqd5qnsqhghs4rzjl82rwn-iets-fuzz-diff-0.0.0.drv
  /nix/store/d24prbynbdqg9ypkjznwl5dwj4xdzr6g-iets-fuzz-drv-eval-check.drv
building '/nix/store/qgzk19l1iqjqd5qnsqhghs4rzjl82rwn-iets-fuzz-diff-0.0.0.drv'
iets-fuzz-diff-0.0.0> Running phase: unpackPhase
iets-fuzz-diff-0.0.0> unpacking source archive /nix/store/av4wd2w4mmknxrdxdjywswqhmrq0ybv2-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/ykrrjpaasd9ddhh103yznpcf8sgz2mhh-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/7avnqnm3sgad4v7b74m1kqb2iryhzg9n-iets-fuzz-diff-deps-0.0.0/target.tar.zst to target
iets-fuzz-diff-0.0.0> patchPhase completed in 31 seconds
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/4xasvnhsyam6m5wwm4xafl5dmg1kkpsi-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-fuzz-diff-0.0.0>    Compiling iets-fuzz v0.0.0 (/build/source/fuzz)
iets-fuzz-diff-0.0.0>     Finished `release` profile [optimized] target(s) in 10m 44s
iets-fuzz-diff-0.0.0> searching for bins/libs to install from cargo build log at cargoBuildLogS1pE.json
iets-fuzz-diff-0.0.0> installing /build/source/fuzz/target/release/fuzz-diff in postBuildInstallFromCargoBuildLogOutTempwUv/bin
iets-fuzz-diff-0.0.0> installing /build/source/fuzz/target/release/conformance-adapter in postBuildInstallFromCargoBuildLogOutTempwUv/bin
iets-fuzz-diff-0.0.0> searching for bins/libs complete
iets-fuzz-diff-0.0.0> buildPhase completed in 10 minutes 53 seconds
iets-fuzz-diff-0.0.0> Running phase: installPhase
iets-fuzz-diff-0.0.0> actually installing contents of postBuildInstallFromCargoBuildLogOutTempwUv to /nix/store/v4sjx1a1s4kh0a23z3d77hcpgr41yr28-iets-fuzz-diff-0.0.0
iets-fuzz-diff-0.0.0> stripping references to Rust toolchain
iets-fuzz-diff-0.0.0> Rust toolchain at: /nix/store/xvp6nfxayb07si2jaggqwvx3iykw89g2-rustc-1.98.1
iets-fuzz-diff-0.0.0> stripping Rust toolchain references done
iets-fuzz-diff-0.0.0> stripping references to cargoVendorDir from:
iets-fuzz-diff-0.0.0> /nix/store/v4sjx1a1s4kh0a23z3d77hcpgr41yr28-iets-fuzz-diff-0.0.0/bin/conformance-adapter
iets-fuzz-diff-0.0.0> /nix/store/v4sjx1a1s4kh0a23z3d77hcpgr41yr28-iets-fuzz-diff-0.0.0/bin/fuzz-diff
iets-fuzz-diff-0.0.0> stripping references done
iets-fuzz-diff-0.0.0> Running phase: fixupPhase
iets-fuzz-diff-0.0.0> shrinking RPATHs of ELF executables and libraries in /nix/store/v4sjx1a1s4kh0a23z3d77hcpgr41yr28-iets-fuzz-diff-0.0.0
iets-fuzz-diff-0.0.0> shrinking /nix/store/v4sjx1a1s4kh0a23z3d77hcpgr41yr28-iets-fuzz-diff-0.0.0/bin/fuzz-diff
iets-fuzz-diff-0.0.0> shrinking /nix/store/v4sjx1a1s4kh0a23z3d77hcpgr41yr28-iets-fuzz-diff-0.0.0/bin/conformance-adapter
iets-fuzz-diff-0.0.0> checking for references to /build/ in /nix/store/v4sjx1a1s4kh0a23z3d77hcpgr41yr28-iets-fuzz-diff-0.0.0...
iets-fuzz-diff-0.0.0> patching script interpreter paths in /nix/store/v4sjx1a1s4kh0a23z3d77hcpgr41yr28-iets-fuzz-diff-0.0.0
iets-fuzz-diff-0.0.0> stripping (with command strip and flags -S -p) in /nix/store/v4sjx1a1s4kh0a23z3d77hcpgr41yr28-iets-fuzz-diff-0.0.0/bin