[INFO] fetching crate polyc-host 2026.10.5...
[INFO] checking polyc-host-2026.10.5 against db8f076d2619ce2585b0380dda06e8da25a40da4 for pr-163699
[INFO] extracting crate polyc-host 2026.10.5 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate polyc-host 2026.10.5
[INFO] finished tweaking crates.io crate polyc-host 2026.10.5
[INFO] tweaked toml for crates.io crate polyc-host 2026.10.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polyc-host 2026.10.5 on toolchain db8f076d2619ce2585b0380dda06e8da25a40da4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db8f076d2619ce2585b0380dda06e8da25a40da4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate polyc-host 2026.10.5 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" "+db8f076d2619ce2585b0380dda06e8da25a40da4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v2.12.1
[INFO] [stderr]   Downloaded prometheus-client v0.25.1
[INFO] [stderr]   Downloaded prometheus-client-derive-encode v0.5.1
[INFO] [stderr]   Downloaded objc2-open-directory v0.3.2
[INFO] [stderr]   Downloaded opentelemetry-http v0.32.0
[INFO] [stderr]   Downloaded commonware-runtime v2026.9.0
[INFO] [stderr]   Downloaded commonware-utils v2026.9.0
[INFO] [stderr]   Downloaded toml v1.1.3+spec-1.1.0
[INFO] [stderr]   Downloaded commonware-formatting v2026.9.0
[INFO] [stderr]   Downloaded const-hex v1.19.1
[INFO] [stderr]   Downloaded commonware-parallel v2026.9.0
[INFO] [stderr]   Downloaded commonware-runtime-macros v2026.9.0
[INFO] [stderr]   Downloaded x25519-dalek v3.0.0
[INFO] [stderr]   Downloaded commonware-cryptography v2026.9.0
[INFO] [stderr]   Downloaded chacha20poly1305 v0.11.0
[INFO] [stderr]   Downloaded commonware-math v2026.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 42a43065e716ab5de76e1e78aee3f9450de4194dafde514711723d75ae04f31f
[INFO] running `Command { std: "docker" "start" "42a43065e716ab5de76e1e78aee3f9450de4194dafde514711723d75ae04f31f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42a43065e716ab5de76e1e78aee3f9450de4194dafde514711723d75ae04f31f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "42a43065e716ab5de76e1e78aee3f9450de4194dafde514711723d75ae04f31f" "/opt/rustwide/cargo-home/bin/cargo" "+db8f076d2619ce2585b0380dda06e8da25a40da4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42a43065e716ab5de76e1e78aee3f9450de4194dafde514711723d75ae04f31f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "42a43065e716ab5de76e1e78aee3f9450de4194dafde514711723d75ae04f31f" "/opt/rustwide/cargo-home/bin/cargo" "+db8f076d2619ce2585b0380dda06e8da25a40da4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.119
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[INFO] [stderr]    Compiling toml_edit v0.25.12+spec-1.1.0
[INFO] [stderr]    Compiling toml v1.1.3+spec-1.1.0
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[INFO] [stderr]     Checking commonware-runtime v2026.9.0
[INFO] [stderr]     Checking polyc-host v2026.10.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "42a43065e716ab5de76e1e78aee3f9450de4194dafde514711723d75ae04f31f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a43065e716ab5de76e1e78aee3f9450de4194dafde514711723d75ae04f31f", kill_on_drop: false }`
[INFO] [stdout] 42a43065e716ab5de76e1e78aee3f9450de4194dafde514711723d75ae04f31f