[INFO] fetching crate boundbook 0.3.21...
[INFO] testing boundbook-0.3.21 against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] extracting crate boundbook 0.3.21 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate boundbook 0.3.21
[INFO] finished tweaking crates.io crate boundbook 0.3.21
[INFO] tweaked toml for crates.io crate boundbook 0.3.21 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate boundbook 0.3.21 on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate boundbook 0.3.21 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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5d720622d727000f11775d35c269d0d5e61b6260504fc5ea692c7c7a33aa1ed
[INFO] running `Command { std: "docker" "start" "-a" "b5d720622d727000f11775d35c269d0d5e61b6260504fc5ea692c7c7a33aa1ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5d720622d727000f11775d35c269d0d5e61b6260504fc5ea692c7c7a33aa1ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5d720622d727000f11775d35c269d0d5e61b6260504fc5ea692c7c7a33aa1ed", kill_on_drop: false }`
[INFO] [stdout] b5d720622d727000f11775d35c269d0d5e61b6260504fc5ea692c7c7a33aa1ed
[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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4d3779978c1a187453e97b95a2998f2397d0d2f95ba012fe10295cfb56782ff
[INFO] running `Command { std: "docker" "start" "-a" "b4d3779978c1a187453e97b95a2998f2397d0d2f95ba012fe10295cfb56782ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling owo-colors v4.2.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling pxfm v0.1.27
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling regex-syntax v0.8.9
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.22
[INFO] [stderr]    Compiling indenter v0.3.4
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling png v0.18.0
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling x11rb-protocol v0.13.2
[INFO] [stderr]    Compiling is_ci v1.2.0
[INFO] [stderr]    Compiling supports-color v3.0.2
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling console v0.16.2
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling tracing-error v0.2.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[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/8da20828b6ea601dfd8e2448cb50ace88876bd78/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.9/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 --allow=unexpected_cfgs --check-cfg 'cfg(docsrs_regex)' --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=57ab96421927b0af -C extra-filename=-3c139c9abef78377 --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] running `Command { std: "docker" "inspect" "b4d3779978c1a187453e97b95a2998f2397d0d2f95ba012fe10295cfb56782ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4d3779978c1a187453e97b95a2998f2397d0d2f95ba012fe10295cfb56782ff", kill_on_drop: false }`
[INFO] [stdout] b4d3779978c1a187453e97b95a2998f2397d0d2f95ba012fe10295cfb56782ff