[INFO] fetching crate fetters 3.2.0...
[INFO] testing fetters-3.2.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate fetters 3.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate fetters 3.2.0
[INFO] finished tweaking crates.io crate fetters 3.2.0
[INFO] tweaked toml for crates.io crate fetters 3.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fetters 3.2.0 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fetters 3.2.0 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67024e8083a77fc0b35defb0db811ddaffa31a85c6eb10a616c6eac2588bf241
[INFO] running `Command { std: "docker" "start" "-a" "67024e8083a77fc0b35defb0db811ddaffa31a85c6eb10a616c6eac2588bf241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67024e8083a77fc0b35defb0db811ddaffa31a85c6eb10a616c6eac2588bf241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67024e8083a77fc0b35defb0db811ddaffa31a85c6eb10a616c6eac2588bf241", kill_on_drop: false }`
[INFO] [stdout] 67024e8083a77fc0b35defb0db811ddaffa31a85c6eb10a616c6eac2588bf241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cb51082edc9b8ff2e9350c4aeb95aec7c0e28786dd8ce668b6e841286c8725b
[INFO] running `Command { std: "docker" "start" "-a" "6cb51082edc9b8ff2e9350c4aeb95aec7c0e28786dd8ce668b6e841286c8725b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling winnow v0.7.12
[INFO] [stderr]    Compiling block-padding v0.3.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling libsqlite3-sys v0.35.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling doc-comment v0.3.4
[INFO] [stderr]    Compiling toml_writer v1.0.2
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling zip v2.4.2
[INFO] [stderr]    Compiling unicode-width v0.2.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling vte v0.14.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling pest v2.8.4
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling zopfli v0.8.3
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling is-docker v0.2.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling toml_parser v1.0.2
[INFO] [stderr]    Compiling pest_meta v2.8.4
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling bytecount v0.6.9
[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling newline-converter v0.3.0
[INFO] [stderr]    Compiling cfb v0.10.0
[INFO] [stderr]    Compiling clap_builder v4.5.43
[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/beta-2026-03-05-x86_64-unknown-linux-gnu/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=e0d99f9f2b52cb94 -C extra-filename=-cf9ef9729ec61e4c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6cb51082edc9b8ff2e9350c4aeb95aec7c0e28786dd8ce668b6e841286c8725b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb51082edc9b8ff2e9350c4aeb95aec7c0e28786dd8ce668b6e841286c8725b", kill_on_drop: false }`
[INFO] [stdout] 6cb51082edc9b8ff2e9350c4aeb95aec7c0e28786dd8ce668b6e841286c8725b
