1these 3 derivations will be built:2 /nix/store/89y25cj70waw9ijigb69hyhyc0lvw6v8-iets-fuzz-diff-0.0.0.drv3 /nix/store/r6hrqh5bdq31rsk5jsfdycxpg1x3slqg-iets-fuzzers-0.0.0.drv4 /nix/store/vn45lxqi3v8s6kir1p8qg8qxkj1lrx4n-iets-fuzz-nar-check.drv5building '/nix/store/r6hrqh5bdq31rsk5jsfdycxpg1x3slqg-iets-fuzzers-0.0.0.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'6building '/nix/store/89y25cj70waw9ijigb69hyhyc0lvw6v8-iets-fuzz-diff-0.0.0.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'7building '/nix/store/r6hrqh5bdq31rsk5jsfdycxpg1x3slqg-iets-fuzzers-0.0.0.drv' on farm.numtide.com:500518iets-fuzzers-0.0.0> elastic-arm-9a50e053: building r6hrqh5bdq31rsk5jsfdycxpg1x3slqg-iets-fuzzers-0.0.0.drv9iets-fuzzers-0.0.0> Running phase: unpackPhase10iets-fuzzers-0.0.0> unpacking source archive /nix/store/817syrk0bjbwzqy83vgjizql4x4lhh32-source11iets-fuzzers-0.0.0> source root is source12iets-fuzzers-0.0.0> Running phase: patchPhase13iets-fuzzers-0.0.0> moving Cargo.lock to Cargo.lock.orig, then will use /nix/store/nx7gsa4a83c5mizcd27qycv4jxppyj7s-Cargo.lock as Cargo.lock14iets-fuzzers-0.0.0> Executing configureCargoCommonVars15iets-fuzzers-0.0.0> decompressing cargo artifacts from /nix/store/3al18z55b3ka8kfxbh2l2a993is7j415-iets-fuzzers-deps-0.0.0/target.tar.zst to target16iets-fuzzers-0.0.0> Running phase: updateAutotoolsGnuConfigScriptsPhase17iets-fuzzers-0.0.0> Running phase: configurePhase18iets-fuzzers-0.0.0> will append /build/source/fuzz/.cargo-home/config.toml with contents of /nix/store/sk39iwiidas509qbms89l15ysif37imx-vendor-cargo-deps/config.toml19iets-fuzzers-0.0.0> default configurePhase, nothing to do20iets-fuzzers-0.0.0> Running phase: buildPhase21iets-fuzzers-0.0.0> +++ command cargo --version22iets-fuzzers-0.0.0> cargo 1.99.0 (5f94df478 2026-08-27)23iets-fuzzers-0.0.0> +++ command cargo build --target aarch64-unknown-linux-gnu --release --config 'profile.release.debug="line-tables-only"' --bin drv-eval --bin drv-gen --bin drv-read --bin eval --bin nar-gen --bin nar-read --bin nar-tree --bin parse --bin wire24iets-fuzzers-0.0.0> Compiling iets v0.2.0 (/build/source)25building '/nix/store/89y25cj70waw9ijigb69hyhyc0lvw6v8-iets-fuzz-diff-0.0.0.drv' on farm.numtide.com:5005126iets-fuzz-diff-0.0.0> elastic-arm-9a50e053: building 89y25cj70waw9ijigb69hyhyc0lvw6v8-iets-fuzz-diff-0.0.0.drv27iets-fuzz-diff-0.0.0> Running phase: unpackPhase28iets-fuzz-diff-0.0.0> unpacking source archive /nix/store/817syrk0bjbwzqy83vgjizql4x4lhh32-source29iets-fuzz-diff-0.0.0> source root is source30iets-fuzz-diff-0.0.0> Running phase: patchPhase31iets-fuzz-diff-0.0.0> moving Cargo.lock to Cargo.lock.orig, then will use /nix/store/nx7gsa4a83c5mizcd27qycv4jxppyj7s-Cargo.lock as Cargo.lock32iets-fuzz-diff-0.0.0> Executing configureCargoCommonVars33iets-fuzz-diff-0.0.0> decompressing cargo artifacts from /nix/store/brsrja5dh66khk9kkp6jp1bmjandx7df-iets-fuzz-diff-deps-0.0.0/target.tar.zst to target34iets-fuzz-diff-0.0.0> Running phase: updateAutotoolsGnuConfigScriptsPhase35iets-fuzz-diff-0.0.0> Running phase: configurePhase36iets-fuzz-diff-0.0.0> will append /build/source/fuzz/.cargo-home/config.toml with contents of /nix/store/sk39iwiidas509qbms89l15ysif37imx-vendor-cargo-deps/config.toml37iets-fuzz-diff-0.0.0> default configurePhase, nothing to do38iets-fuzz-diff-0.0.0> Running phase: buildPhase39iets-fuzz-diff-0.0.0> +++ command cargo --version40iets-fuzz-diff-0.0.0> cargo 1.99.0 (5f94df478 2026-08-27)41iets-fuzz-diff-0.0.0> +++ command cargo build --release --message-format json-render-diagnostics --locked --bin fuzz-diff --bin conformance-adapter42iets-fuzz-diff-0.0.0> Compiling iets v0.2.0 (/build/source)43iets-fuzzers-0.0.0> Compiling iets-fuzz v0.0.0 (/build/source/fuzz)44iets-fuzz-diff-0.0.0> Compiling iets-fuzz v0.0.0 (/build/source/fuzz)45iets-fuzz-diff-0.0.0> Finished `release` profile [optimized] target(s) in 2m 06s46iets-fuzz-diff-0.0.0> searching for bins/libs to install from cargo build log at cargoBuildLog9EfV.json47iets-fuzz-diff-0.0.0> installing /build/source/fuzz/target/release/conformance-adapter in postBuildInstallFromCargoBuildLogOutTempXVh/bin48iets-fuzz-diff-0.0.0> installing /build/source/fuzz/target/release/fuzz-diff in postBuildInstallFromCargoBuildLogOutTempXVh/bin49iets-fuzz-diff-0.0.0> searching for bins/libs complete50iets-fuzz-diff-0.0.0> buildPhase completed in 2 minutes 7 seconds51iets-fuzz-diff-0.0.0> Running phase: installPhase52iets-fuzz-diff-0.0.0> actually installing contents of postBuildInstallFromCargoBuildLogOutTempXVh to /nix/store/x4zyl53dh33wd6jz425gkz0lzyqcy4k7-iets-fuzz-diff-0.0.053iets-fuzz-diff-0.0.0> stripping references to Rust toolchain54iets-fuzz-diff-0.0.0> Rust toolchain at: /nix/store/jpz663d8vakn4z7kijqvcb2x2fs9rw42-rustc-1.99.055iets-fuzz-diff-0.0.0> stripping Rust toolchain references done56iets-fuzz-diff-0.0.0> stripping references to cargoVendorDir from:57iets-fuzz-diff-0.0.0> /nix/store/x4zyl53dh33wd6jz425gkz0lzyqcy4k7-iets-fuzz-diff-0.0.0/bin/conformance-adapter58iets-fuzz-diff-0.0.0> /nix/store/x4zyl53dh33wd6jz425gkz0lzyqcy4k7-iets-fuzz-diff-0.0.0/bin/fuzz-diff59iets-fuzz-diff-0.0.0> stripping references done60iets-fuzz-diff-0.0.0> Running phase: fixupPhase61iets-fuzz-diff-0.0.0> shrinking RPATHs of ELF executables and libraries in /nix/store/x4zyl53dh33wd6jz425gkz0lzyqcy4k7-iets-fuzz-diff-0.0.062iets-fuzz-diff-0.0.0> shrinking /nix/store/x4zyl53dh33wd6jz425gkz0lzyqcy4k7-iets-fuzz-diff-0.0.0/bin/fuzz-diff63iets-fuzz-diff-0.0.0> shrinking /nix/store/x4zyl53dh33wd6jz425gkz0lzyqcy4k7-iets-fuzz-diff-0.0.0/bin/conformance-adapter64iets-fuzz-diff-0.0.0> checking for references to /build/ in /nix/store/x4zyl53dh33wd6jz425gkz0lzyqcy4k7-iets-fuzz-diff-0.0.0...65iets-fuzz-diff-0.0.0> patching script interpreter paths in /nix/store/x4zyl53dh33wd6jz425gkz0lzyqcy4k7-iets-fuzz-diff-0.0.066iets-fuzz-diff-0.0.0> stripping (with command strip and flags -S -p) in /nix/store/x4zyl53dh33wd6jz425gkz0lzyqcy4k7-iets-fuzz-diff-0.0.0/bin67iets-fuzzers-0.0.0> Finished `release` profile [optimized + debuginfo] target(s) in 6m 33s68iets-fuzzers-0.0.0> buildPhase completed in 6 minutes 34 seconds69iets-fuzzers-0.0.0> Running phase: installPhase70iets-fuzzers-0.0.0> linking previous artifacts /nix/store/3al18z55b3ka8kfxbh2l2a993is7j415-iets-fuzzers-deps-0.0.0/target.tar.zst to /nix/store/fzwx99cs8zxpnx9c4fffz1fgj1pyzdvy-iets-fuzzers-0.0.0/target.tar.zst71iets-fuzzers-0.0.0> /*stdin*\ : 23.37% ( 1.12 GiB => 267 MiB, /nix/store/fzwx99cs8zxpnx9c4fffz1fgj1pyzdvy-iets-fuzzers-0.0.0/target.tar.zst)