these 3 derivations will be built:
  /nix/store/c54l2s37mb4pwi9kczyrikfp2l1c6qd6-iets-fuzzers-0.0.0.drv
  /nix/store/h4vpj8dcr07bcakcgkirq4xqrvh6if5j-iets-fuzz-diff-0.0.0.drv
  /nix/store/3baki9fsgcbhj5wcxsn6rvc0ibb41xdb-iets-fuzz-eval-check.drv
building '/nix/store/h4vpj8dcr07bcakcgkirq4xqrvh6if5j-iets-fuzz-diff-0.0.0.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/c54l2s37mb4pwi9kczyrikfp2l1c6qd6-iets-fuzzers-0.0.0.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/h4vpj8dcr07bcakcgkirq4xqrvh6if5j-iets-fuzz-diff-0.0.0.drv' on farm.numtide.com:50051
iets-fuzz-diff-0.0.0> elastic-arm-27f3dbe4: building h4vpj8dcr07bcakcgkirq4xqrvh6if5j-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/w62fwplbklydbw35rf581i6qbzpg8aas-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/4ak1vj5x7yk5d6f3nfr5qn9qhhlycpis-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/p1w87nrcqzp913zpxi6yd7m7509i88hx-iets-fuzz-diff-deps-0.0.0/target.tar.zst to target
building '/nix/store/c54l2s37mb4pwi9kczyrikfp2l1c6qd6-iets-fuzzers-0.0.0.drv' on farm.numtide.com:50051
iets-fuzzers-0.0.0> elastic-arm-23d67df9: building c54l2s37mb4pwi9kczyrikfp2l1c6qd6-iets-fuzzers-0.0.0.drv
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/sk39iwiidas509qbms89l15ysif37imx-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 1.99.0 (5f94df478 2026-08-27)
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 v0.2.0 (/build/source)
iets-fuzzers-0.0.0> Running phase: unpackPhase
iets-fuzzers-0.0.0> unpacking source archive /nix/store/w62fwplbklydbw35rf581i6qbzpg8aas-source
iets-fuzzers-0.0.0> source root is source
iets-fuzzers-0.0.0> Running phase: patchPhase
iets-fuzzers-0.0.0> moving Cargo.lock to Cargo.lock.orig, then will use /nix/store/4ak1vj5x7yk5d6f3nfr5qn9qhhlycpis-Cargo.lock as Cargo.lock
iets-fuzzers-0.0.0> Executing configureCargoCommonVars
iets-fuzzers-0.0.0> decompressing cargo artifacts from /nix/store/5kznvflfghllmg1fc53papl2bmjx8qmn-iets-fuzzers-deps-0.0.0/target.tar.zst to target
iets-fuzzers-0.0.0> Running phase: updateAutotoolsGnuConfigScriptsPhase
iets-fuzzers-0.0.0> Running phase: configurePhase
iets-fuzzers-0.0.0> will append /build/source/fuzz/.cargo-home/config.toml with contents of /nix/store/sk39iwiidas509qbms89l15ysif37imx-vendor-cargo-deps/config.toml
iets-fuzzers-0.0.0> default configurePhase, nothing to do
iets-fuzzers-0.0.0> Running phase: buildPhase
iets-fuzzers-0.0.0> +++ command cargo --version
iets-fuzzers-0.0.0> cargo 1.99.0 (5f94df478 2026-08-27)
iets-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 wire
iets-fuzzers-0.0.0>    Compiling iets v0.2.0 (/build/source)
iets-fuzz-diff-0.0.0>    Compiling iets-fuzz v0.0.0 (/build/source/fuzz)
iets-fuzzers-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 1m 12s
iets-fuzz-diff-0.0.0> searching for bins/libs to install from cargo build log at cargoBuildLogE7f7.json
iets-fuzz-diff-0.0.0> installing /build/source/fuzz/target/release/conformance-adapter in postBuildInstallFromCargoBuildLogOutTempBZT/bin
iets-fuzz-diff-0.0.0> installing /build/source/fuzz/target/release/fuzz-diff in postBuildInstallFromCargoBuildLogOutTempBZT/bin
iets-fuzz-diff-0.0.0> searching for bins/libs complete
iets-fuzz-diff-0.0.0> buildPhase completed in 1 minutes 13 seconds
iets-fuzz-diff-0.0.0> Running phase: installPhase
iets-fuzz-diff-0.0.0> actually installing contents of postBuildInstallFromCargoBuildLogOutTempBZT to /nix/store/ifm5zj0gvgmvmshwva0pf5g8fxi5a2a0-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/jpz663d8vakn4z7kijqvcb2x2fs9rw42-rustc-1.99.0
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/ifm5zj0gvgmvmshwva0pf5g8fxi5a2a0-iets-fuzz-diff-0.0.0/bin/conformance-adapter
iets-fuzz-diff-0.0.0> /nix/store/ifm5zj0gvgmvmshwva0pf5g8fxi5a2a0-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/ifm5zj0gvgmvmshwva0pf5g8fxi5a2a0-iets-fuzz-diff-0.0.0
iets-fuzz-diff-0.0.0> shrinking /nix/store/ifm5zj0gvgmvmshwva0pf5g8fxi5a2a0-iets-fuzz-diff-0.0.0/bin/fuzz-diff
iets-fuzz-diff-0.0.0> shrinking /nix/store/ifm5zj0gvgmvmshwva0pf5g8fxi5a2a0-iets-fuzz-diff-0.0.0/bin/conformance-adapter
iets-fuzz-diff-0.0.0> checking for references to /build/ in /nix/store/ifm5zj0gvgmvmshwva0pf5g8fxi5a2a0-iets-fuzz-diff-0.0.0...
iets-fuzz-diff-0.0.0> patching script interpreter paths in /nix/store/ifm5zj0gvgmvmshwva0pf5g8fxi5a2a0-iets-fuzz-diff-0.0.0
iets-fuzz-diff-0.0.0> stripping (with command strip and flags -S -p) in /nix/store/ifm5zj0gvgmvmshwva0pf5g8fxi5a2a0-iets-fuzz-diff-0.0.0/bin