[INFO] fetching crate tract-metal 0.22.0...
[INFO] building tract-metal-0.22.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate tract-metal 0.22.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate tract-metal 0.22.0
[INFO] finished tweaking crates.io crate tract-metal 0.22.0
[INFO] tweaked toml for crates.io crate tract-metal 0.22.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tract-metal 0.22.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tract-metal 0.22.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aea417be7b08d3ec3afe350489682b9c2513c64a289fccb1d804722b27cc782c
[INFO] running `Command { std: "docker" "start" "-a" "aea417be7b08d3ec3afe350489682b9c2513c64a289fccb1d804722b27cc782c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aea417be7b08d3ec3afe350489682b9c2513c64a289fccb1d804722b27cc782c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aea417be7b08d3ec3afe350489682b9c2513c64a289fccb1d804722b27cc782c", kill_on_drop: false }`
[INFO] [stdout] aea417be7b08d3ec3afe350489682b9c2513c64a289fccb1d804722b27cc782c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9803d12547cd3a112739537893c12b844e84e153cfc05464ad61517751604e05
[INFO] running `Command { std: "docker" "start" "-a" "9803d12547cd3a112739537893c12b844e84e153cfc05464ad61517751604e05", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling anymap2 v0.13.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling cc v1.2.29
[INFO] [stderr]    Compiling pastey v0.1.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling dyn-hash v0.2.2
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling dyn-clone v1.0.19
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling nom v8.0.0
[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/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.5/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=442385bbf35f1b12 -C extra-filename=-13fc688ae7f36982 --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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cc` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.2.29/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 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("jobserver", "parallel"))' -C metadata=cd17d075d659bdd8 -C extra-filename=-24aa8ff707fa6991 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern shlex=/opt/rustwide/target/debug/deps/libshlex-258c8bec04b9d869.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "9803d12547cd3a112739537893c12b844e84e153cfc05464ad61517751604e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9803d12547cd3a112739537893c12b844e84e153cfc05464ad61517751604e05", kill_on_drop: false }`
[INFO] [stdout] 9803d12547cd3a112739537893c12b844e84e153cfc05464ad61517751604e05