[INFO] fetching crate waveform-mcp 0.4.0...
[INFO] checking waveform-mcp-0.4.0 against try#b10dae361a61486cfbdcd3aae3877ee17e00d192 for pr-153912
[INFO] extracting crate waveform-mcp 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate waveform-mcp 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate waveform-mcp 0.4.0
[INFO] tweaked toml for crates.io crate waveform-mcp 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate waveform-mcp 0.4.0 on toolchain b10dae361a61486cfbdcd3aae3877ee17e00d192
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate waveform-mcp 0.4.0 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" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a94001c1f021f519e7b060a770dee0769d8e5e2ede99b77d24dd249cd43c5cf6
[INFO] running `Command { std: "docker" "start" "-a" "a94001c1f021f519e7b060a770dee0769d8e5e2ede99b77d24dd249cd43c5cf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a94001c1f021f519e7b060a770dee0769d8e5e2ede99b77d24dd249cd43c5cf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a94001c1f021f519e7b060a770dee0769d8e5e2ede99b77d24dd249cd43c5cf6", kill_on_drop: false }`
[INFO] [stdout] a94001c1f021f519e7b060a770dee0769d8e5e2ede99b77d24dd249cd43c5cf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67d86950a52d93d3b101835795cc8036520342ba5bd26a2ec39c386ca16bb523
[INFO] running `Command { std: "docker" "start" "-a" "67d86950a52d93d3b101835795cc8036520342ba5bd26a2ec39c386ca16bb523", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling toml_parser v1.0.9+spec-1.1.0
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling keccak v0.1.6
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling term v1.2.1
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling ena v0.14.4
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]    Compiling string_cache v0.9.0
[INFO] [stderr]    Compiling ascii-canvas v4.0.0
[INFO] [stderr]    Compiling petgraph v0.8.3
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking tokio v1.50.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling rmcp v1.0.0
[INFO] [stderr]     Checking ref-cast v1.0.25
[INFO] [stderr]     Checking axum-core v0.5.6
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]     Checking rand v0.10.0
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]    Compiling schemars_derive v1.2.1
[INFO] [stderr]     Checking miniz_oxide v0.9.0
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking uuid v1.21.0
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling pastey v0.2.1
[INFO] [stderr]     Checking tempfile v3.26.0
[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/b10dae361a61486cfbdcd3aae3877ee17e00d192/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.10/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="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=a5739fad64ae4317 -C extra-filename=-d2fb4bcc29cd1978 --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" "67d86950a52d93d3b101835795cc8036520342ba5bd26a2ec39c386ca16bb523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d86950a52d93d3b101835795cc8036520342ba5bd26a2ec39c386ca16bb523", kill_on_drop: false }`
[INFO] [stdout] 67d86950a52d93d3b101835795cc8036520342ba5bd26a2ec39c386ca16bb523