[INFO] cloning repository https://github.com/SubstructureOne/impulse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SubstructureOne/impulse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSubstructureOne%2Fimpulse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSubstructureOne%2Fimpulse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5cd34ae8f0202cf79b7f7b4ecf1a2f9cc27d3013
[INFO] testing SubstructureOne/impulse against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSubstructureOne%2Fimpulse" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SubstructureOne/impulse
[INFO] finished tweaking git repo https://github.com/SubstructureOne/impulse
[INFO] tweaked toml for git repo https://github.com/SubstructureOne/impulse written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SubstructureOne/impulse on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SubstructureOne/impulse 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c321b0e92bba01ee7db0b120fc288eaf043e5007145ae904a963118f61267e0
[INFO] running `Command { std: "docker" "start" "-a" "1c321b0e92bba01ee7db0b120fc288eaf043e5007145ae904a963118f61267e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c321b0e92bba01ee7db0b120fc288eaf043e5007145ae904a963118f61267e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c321b0e92bba01ee7db0b120fc288eaf043e5007145ae904a963118f61267e0", kill_on_drop: false }`
[INFO] [stdout] 1c321b0e92bba01ee7db0b120fc288eaf043e5007145ae904a963118f61267e0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 667c0587e71fb3c1bd96ce272f3c755d17dbc4518723509cb3ab3464986849a5
[INFO] running `Command { std: "docker" "start" "-a" "667c0587e71fb3c1bd96ce272f3c755d17dbc4518723509cb3ab3464986849a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.11
[INFO] [stderr]    Compiling linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]    Compiling syn v2.0.32
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling winnow v0.5.4
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling rustix v0.38.7
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling prost-build v0.10.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.57
[INFO] [stderr]    Compiling fastrand v2.0.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling bindgen v0.66.1
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling cpufeatures v0.2.9
[INFO] [stderr]    Compiling sha2 v0.10.7
[INFO] [stderr]    Compiling md-5 v0.10.5
[INFO] [stderr]    Compiling petgraph v0.6.3
[INFO] [stderr]    Compiling regex-automata v0.3.6
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling stringprep v0.1.3
[INFO] [stderr]    Compiling chrono v0.4.26
[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-2025-09-21-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-0.7.4/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 --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=63121659cf5c4316 -C extra-filename=-333b1668433b645a --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" "667c0587e71fb3c1bd96ce272f3c755d17dbc4518723509cb3ab3464986849a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "667c0587e71fb3c1bd96ce272f3c755d17dbc4518723509cb3ab3464986849a5", kill_on_drop: false }`
[INFO] [stdout] 667c0587e71fb3c1bd96ce272f3c755d17dbc4518723509cb3ab3464986849a5