[INFO] fetching crate task-graph-mcp 0.5.0...
[INFO] checking task-graph-mcp-0.5.0 against 1.95.0-beta.7 for beta-1.95-4
[INFO] extracting crate task-graph-mcp 0.5.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate task-graph-mcp 0.5.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate task-graph-mcp 0.5.0
[INFO] tweaked toml for crates.io crate task-graph-mcp 0.5.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate task-graph-mcp 0.5.0 on toolchain 1.95.0-beta.7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0-beta.7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate task-graph-mcp 0.5.0 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" "+1.95.0-beta.7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.95.0-beta.7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eedc6309ce8d64ca25d40bc2bc213c56be04b92819948d3b87fe4561677d2ccd
[INFO] running `Command { std: "docker" "start" "-a" "eedc6309ce8d64ca25d40bc2bc213c56be04b92819948d3b87fe4561677d2ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eedc6309ce8d64ca25d40bc2bc213c56be04b92819948d3b87fe4561677d2ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eedc6309ce8d64ca25d40bc2bc213c56be04b92819948d3b87fe4561677d2ccd", kill_on_drop: false }`
[INFO] [stdout] eedc6309ce8d64ca25d40bc2bc213c56be04b92819948d3b87fe4561677d2ccd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.95.0-beta.7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6d1b5f798d22d149ff510139758807417a7972827c118529e1a0524ec1acf71
[INFO] running `Command { std: "docker" "start" "-a" "c6d1b5f798d22d149ff510139758807417a7972827c118529e1a0524ec1acf71", kill_on_drop: false }`
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]    Compiling zmij v1.0.17
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling libsqlite3-sys v0.35.0
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling deranged v0.5.5
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling num-conv v0.2.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]     Checking clap_builder v4.5.55
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]     Checking inotify v0.11.0
[INFO] [stderr]     Checking yoke v0.8.1
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling petname v2.0.2
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling time v0.3.46
[INFO] [stderr]    Compiling schemars_derive v1.2.0
[INFO] [stderr]     Checking getrandom v0.3.4
[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/1.95.0-beta.7-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-0.8.8/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=0c3a3c060344725c -C extra-filename=-3104a79250c845e3 --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" "c6d1b5f798d22d149ff510139758807417a7972827c118529e1a0524ec1acf71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6d1b5f798d22d149ff510139758807417a7972827c118529e1a0524ec1acf71", kill_on_drop: false }`
[INFO] [stdout] c6d1b5f798d22d149ff510139758807417a7972827c118529e1a0524ec1acf71