[INFO] fetching crate pub 0.3.4...
[INFO] testing pub-0.3.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pub 0.3.4 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate pub 0.3.4
[INFO] finished tweaking crates.io crate pub 0.3.4
[INFO] tweaked toml for crates.io crate pub 0.3.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pub 0.3.4 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pub 0.3.4 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa685e41aa45cd3f950d454da94c06db8655ee59ad5f04c70ca30e8dc95d32fd
[INFO] running `Command { std: "docker" "start" "-a" "fa685e41aa45cd3f950d454da94c06db8655ee59ad5f04c70ca30e8dc95d32fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa685e41aa45cd3f950d454da94c06db8655ee59ad5f04c70ca30e8dc95d32fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa685e41aa45cd3f950d454da94c06db8655ee59ad5f04c70ca30e8dc95d32fd", kill_on_drop: false }`
[INFO] [stdout] fa685e41aa45cd3f950d454da94c06db8655ee59ad5f04c70ca30e8dc95d32fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10e3adebcea614549f739eb8a171add9db9ab824d7d1323100ea6aa90e6daf6c
[INFO] running `Command { std: "docker" "start" "-a" "10e3adebcea614549f739eb8a171add9db9ab824d7d1323100ea6aa90e6daf6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling pkg-config v0.3.29
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling filetime v0.2.23
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling unicode-width v0.1.12
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling webpki-roots v0.25.3
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling console v0.15.8
[INFO] [stderr]    Compiling encoding_rs v0.8.34
[INFO] [stderr]    Compiling self_update v0.39.0
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling ipnet v2.9.0
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling ring v0.17.7
[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-2026-04-21-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-0.8.3/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=1a4772d1083e1c8a -C extra-filename=-3b7dcdd8daeb0c09 --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" "10e3adebcea614549f739eb8a171add9db9ab824d7d1323100ea6aa90e6daf6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10e3adebcea614549f739eb8a171add9db9ab824d7d1323100ea6aa90e6daf6c", kill_on_drop: false }`
[INFO] [stdout] 10e3adebcea614549f739eb8a171add9db9ab824d7d1323100ea6aa90e6daf6c
