these 3 derivations will be built: /nix/store/6bj238fy6zqfv34nhbr9s0b5pm2v30rk-iets-fuzz-diff-0.0.0.drv /nix/store/fwqklfvxmnqav74d4fgab08i02fscvpk-iets-fuzzers-0.0.0.drv /nix/store/445myggqf8x7bvsk1fxgyw4888zm562q-iets-fuzz-nar-check.drv building '/nix/store/6bj238fy6zqfv34nhbr9s0b5pm2v30rk-iets-fuzz-diff-0.0.0.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=22&system=aarch64-linux' building '/nix/store/6bj238fy6zqfv34nhbr9s0b5pm2v30rk-iets-fuzz-diff-0.0.0.drv' on farm.numtide.com:50051 iets-fuzz-diff-0.0.0> elastic-arm-a5092f90: building 6bj238fy6zqfv34nhbr9s0b5pm2v30rk-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/mpwg49j4c45b2b3030ma5kq9jkz138d5-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/cfyahz83j187zqp90v414iyn0fbnarj6-iets-fuzz-diff-deps-0.0.0/target.tar.zst to target 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/1fwmh6m1c4zf4f74i6mx684zr3h5x24b-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 58.44s iets-fuzz-diff-0.0.0> searching for bins/libs to install from cargo build log at cargoBuildLogW6Mz.json iets-fuzz-diff-0.0.0> installing /build/source/fuzz/target/release/conformance-adapter in postBuildInstallFromCargoBuildLogOutTempng5/bin iets-fuzz-diff-0.0.0> installing /build/source/fuzz/target/release/fuzz-diff in postBuildInstallFromCargoBuildLogOutTempng5/bin iets-fuzz-diff-0.0.0> searching for bins/libs complete iets-fuzz-diff-0.0.0> buildPhase completed in 59 seconds iets-fuzz-diff-0.0.0> Running phase: installPhase iets-fuzz-diff-0.0.0> actually installing contents of postBuildInstallFromCargoBuildLogOutTempng5 to /nix/store/34swih4lvajggvxc8sgimq3jvv9m5g1v-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/gwmf9wc0i90xbg1ppqzg7rvmjfdbh4yg-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/34swih4lvajggvxc8sgimq3jvv9m5g1v-iets-fuzz-diff-0.0.0/bin/conformance-adapter iets-fuzz-diff-0.0.0> /nix/store/34swih4lvajggvxc8sgimq3jvv9m5g1v-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/34swih4lvajggvxc8sgimq3jvv9m5g1v-iets-fuzz-diff-0.0.0 iets-fuzz-diff-0.0.0> shrinking /nix/store/34swih4lvajggvxc8sgimq3jvv9m5g1v-iets-fuzz-diff-0.0.0/bin/fuzz-diff iets-fuzz-diff-0.0.0> shrinking /nix/store/34swih4lvajggvxc8sgimq3jvv9m5g1v-iets-fuzz-diff-0.0.0/bin/conformance-adapter iets-fuzz-diff-0.0.0> checking for references to /build/ in /nix/store/34swih4lvajggvxc8sgimq3jvv9m5g1v-iets-fuzz-diff-0.0.0... iets-fuzz-diff-0.0.0> patching script interpreter paths in /nix/store/34swih4lvajggvxc8sgimq3jvv9m5g1v-iets-fuzz-diff-0.0.0 iets-fuzz-diff-0.0.0> stripping (with command strip and flags -S -p) in /nix/store/34swih4lvajggvxc8sgimq3jvv9m5g1v-iets-fuzz-diff-0.0.0/bin