[INFO] fetching crate nixgen 0.1.3...
[INFO] building nixgen-0.1.3 against master#eb171a227f9e5de5d376b6edb56b174bc8235fb3 for pr-149937
[INFO] extracting crate nixgen 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate nixgen 0.1.3
[INFO] finished tweaking crates.io crate nixgen 0.1.3
[INFO] tweaked toml for crates.io crate nixgen 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nixgen 0.1.3 on toolchain eb171a227f9e5de5d376b6edb56b174bc8235fb3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nixgen 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded filetime v0.2.24
[INFO] [stderr]   Downloaded gix-bitmap v0.2.11
[INFO] [stderr]   Downloaded clap_derive v4.5.13
[INFO] [stderr]   Downloaded gix-mailmap v0.23.5
[INFO] [stderr]   Downloaded gix-archive v0.13.2
[INFO] [stderr]   Downloaded arrayvec v0.7.4
[INFO] [stderr]   Downloaded redox_users v0.4.5
[INFO] [stderr]   Downloaded gix-credentials v0.24.4
[INFO] [stderr]   Downloaded clru v0.6.2
[INFO] [stderr]   Downloaded gix-date v0.8.7
[INFO] [stderr]   Downloaded gix-diff v0.44.1
[INFO] [stderr]   Downloaded gix-odb v0.61.1
[INFO] [stderr]   Downloaded gix-ref v0.45.0
[INFO] [stderr]   Downloaded cc v1.1.7
[INFO] [stderr]   Downloaded gix-pack v0.51.1
[INFO] [stderr]   Downloaded flate2 v1.0.31
[INFO] [stderr]   Downloaded unicode-normalization v0.1.23
[INFO] [stderr]   Downloaded portable-atomic v1.7.0
[INFO] [stderr]   Downloaded imara-diff v0.1.7
[INFO] [stderr]   Downloaded winnow v0.6.18
[INFO] [stderr]   Downloaded clap_builder v4.5.13
[INFO] [stderr]   Downloaded petname v2.0.2
[INFO] [stderr]   Downloaded gix v0.64.0
[INFO] [stderr]   Downloaded serde_json v1.0.122
[INFO] [stderr]   Downloaded prodash v28.0.0
[INFO] [stderr]   Downloaded gix-config v0.38.0
[INFO] [stderr]   Downloaded url v2.5.2
[INFO] [stderr]   Downloaded gix-dir v0.6.0
[INFO] [stderr]   Downloaded gix-index v0.33.1
[INFO] [stderr]   Downloaded gix-filter v0.11.3
[INFO] [stderr]   Downloaded bstr v1.10.0
[INFO] [stderr]   Downloaded gix-commitgraph v0.24.3
[INFO] [stderr]   Downloaded jwalk v0.8.1
[INFO] [stderr]   Downloaded tinyvec v1.8.0
[INFO] [stderr]   Downloaded jiff v0.1.4
[INFO] [stderr]   Downloaded gix-object v0.42.3
[INFO] [stderr]   Downloaded jiff-tzdb v0.1.0
[INFO] [stderr]   Downloaded gix-discover v0.33.0
[INFO] [stderr]   Downloaded gix-status v0.11.0
[INFO] [stderr]   Downloaded gix-pathspec v0.7.6
[INFO] [stderr]   Downloaded gix-revision v0.27.2
[INFO] [stderr]   Downloaded gix-tempfile v14.0.1
[INFO] [stderr]   Downloaded gix-lock v14.0.0
[INFO] [stderr]   Downloaded gix-worktree v0.34.1
[INFO] [stderr]   Downloaded gix-attributes v0.22.3
[INFO] [stderr]   Downloaded gix-packetline-blocking v0.17.4
[INFO] [stderr]   Downloaded gix-path v0.10.9
[INFO] [stderr]   Downloaded gix-actor v0.31.5
[INFO] [stderr]   Downloaded gix-features v0.38.2
[INFO] [stderr]   Downloaded gix-traverse v0.39.2
[INFO] [stderr]   Downloaded gix-worktree-stream v0.13.1
[INFO] [stderr]   Downloaded gix-glob v0.16.4
[INFO] [stderr]   Downloaded kstring v2.0.2
[INFO] [stderr]   Downloaded gix-command v0.3.8
[INFO] [stderr]   Downloaded gix-trace v0.1.9
[INFO] [stderr]   Downloaded gix-hash v0.14.2
[INFO] [stderr]   Downloaded clap v4.5.13
[INFO] [stderr]   Downloaded gix-macros v0.1.5
[INFO] [stderr]   Downloaded gix-negotiate v0.13.2
[INFO] [stderr]   Downloaded gix-prompt v0.8.6
[INFO] [stderr]   Downloaded gix-sec v0.10.7
[INFO] [stderr]   Downloaded gix-submodule v0.12.0
[INFO] [stderr]   Downloaded gix-worktree-state v0.11.1
[INFO] [stderr]   Downloaded unicode-bom v2.0.3
[INFO] [stderr]   Downloaded gix-quote v0.4.12
[INFO] [stderr]   Downloaded gix-chunk v0.4.8
[INFO] [stderr]   Downloaded human_format v1.1.0
[INFO] [stderr]   Downloaded uluru v3.1.0
[INFO] [stderr]   Downloaded gix-fs v0.11.2
[INFO] [stderr]   Downloaded memmap2 v0.9.4
[INFO] [stderr]   Downloaded bytesize v1.3.0
[INFO] [stderr]   Downloaded faster-hex v0.9.0
[INFO] [stderr]   Downloaded gix-validate v0.8.5
[INFO] [stderr]   Downloaded gix-config-value v0.14.7
[INFO] [stderr]   Downloaded gix-refspec v0.23.1
[INFO] [stderr]   Downloaded gix-url v0.27.4
[INFO] [stderr]   Downloaded gix-ignore v0.11.3
[INFO] [stderr]   Downloaded io-close v0.3.7
[INFO] [stderr]   Downloaded home v0.5.9
[INFO] [stderr]   Downloaded gix-hashtable v0.5.2
[INFO] [stderr]   Downloaded gix-utils v0.1.12
[INFO] [stderr]   Downloaded gix-revwalk v0.13.2
[INFO] [stderr]   Downloaded jiff-tzdb-platform v0.1.0
[INFO] [stderr]   Downloaded encoding_rs v0.8.34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3560d84a5c84e21d74cae8a955f7d6617b76a40fb1641de4ab679e882b2060d
[INFO] running `Command { std: "docker" "start" "-a" "a3560d84a5c84e21d74cae8a955f7d6617b76a40fb1641de4ab679e882b2060d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3560d84a5c84e21d74cae8a955f7d6617b76a40fb1641de4ab679e882b2060d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3560d84a5c84e21d74cae8a955f7d6617b76a40fb1641de4ab679e882b2060d", kill_on_drop: false }`
[INFO] [stdout] a3560d84a5c84e21d74cae8a955f7d6617b76a40fb1641de4ab679e882b2060d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3e761e38392e8e38cd318e360457006405ba4fba3f183c1c92514f59c1bb391
[INFO] running `Command { std: "docker" "start" "-a" "a3e761e38392e8e38cd318e360457006405ba4fba3f183c1c92514f59c1bb391", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling gix-trace v0.1.9
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling faster-hex v0.9.0
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling human_format v1.1.0
[INFO] [stderr]    Compiling bytesize v1.3.0
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling sha1_smol v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling prodash v28.0.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling winnow v0.6.18
[INFO] [stderr]    Compiling memmap2 v0.9.4
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling unicode-bom v2.0.3
[INFO] [stderr]    Compiling kstring v2.0.2
[INFO] [stderr]    Compiling gix-sec v0.10.7
[INFO] [stderr]    Compiling flate2 v1.0.31
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling filetime v0.2.24
[INFO] [stderr]    Compiling encoding_rs v0.8.34
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling cc v1.1.7
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling uluru v3.1.0
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling clru v0.6.2
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling petname v2.0.2
[INFO] [stderr]    Compiling clap_builder v4.5.13
[INFO] [stderr]    Compiling io-close v0.3.7
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling tempfile v3.12.0
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/eb171a227f9e5de5d376b6edb56b174bc8235fb3/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.72/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=9ad3c7f082a365d3 -C extra-filename=-d2de9a37b266f583 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-4861c8d2d9938960.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-04a47ed96ea1327e.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/eb171a227f9e5de5d376b6edb56b174bc8235fb3/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=82394ecc63837acd -C extra-filename=-3a1fc10fb0bb10d0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "a3e761e38392e8e38cd318e360457006405ba4fba3f183c1c92514f59c1bb391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3e761e38392e8e38cd318e360457006405ba4fba3f183c1c92514f59c1bb391", kill_on_drop: false }`
[INFO] [stdout] a3e761e38392e8e38cd318e360457006405ba4fba3f183c1c92514f59c1bb391