[INFO] fetching crate prefork 0.6.0...
[INFO] building prefork-0.6.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate prefork 0.6.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate prefork 0.6.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate prefork 0.6.0
[INFO] tweaked toml for crates.io crate prefork 0.6.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prefork 0.6.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate prefork 0.6.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded axum v0.8.3
[INFO] [stderr]   Downloaded signal-hook-registry v1.4.4
[INFO] [stderr]   Downloaded tower-http v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5ea8f8fbf2ef26aba1240591e4193106b9fe9b8dc54dfb0414fa958a013836d
[INFO] running `Command { std: "docker" "start" "-a" "e5ea8f8fbf2ef26aba1240591e4193106b9fe9b8dc54dfb0414fa958a013836d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5ea8f8fbf2ef26aba1240591e4193106b9fe9b8dc54dfb0414fa958a013836d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5ea8f8fbf2ef26aba1240591e4193106b9fe9b8dc54dfb0414fa958a013836d", kill_on_drop: false }`
[INFO] [stdout] e5ea8f8fbf2ef26aba1240591e4193106b9fe9b8dc54dfb0414fa958a013836d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0e55c9cd3ffde50bdff6a0a55242040b760b97062b2401d4a48639e484f9665
[INFO] running `Command { std: "docker" "start" "-a" "b0e55c9cd3ffde50bdff6a0a55242040b760b97062b2401d4a48639e484f9665", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.4
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling prefork v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.08s
[INFO] running `Command { std: "docker" "inspect" "b0e55c9cd3ffde50bdff6a0a55242040b760b97062b2401d4a48639e484f9665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0e55c9cd3ffde50bdff6a0a55242040b760b97062b2401d4a48639e484f9665", kill_on_drop: false }`
[INFO] [stdout] b0e55c9cd3ffde50bdff6a0a55242040b760b97062b2401d4a48639e484f9665
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f57a7cfa90ab61b9f7716f2efae3d0acc91ab2138d8c02d1972e5e4550d8eefd
[INFO] running `Command { std: "docker" "start" "-a" "f57a7cfa90ab61b9f7716f2efae3d0acc91ab2138d8c02d1972e5e4550d8eefd", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling matchit v0.8.4
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_path_to_error v0.1.17
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling axum-core v0.5.2
[INFO] [stderr]    Compiling tower-http v0.6.2
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling prefork v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling hyper-util v0.1.11
[INFO] [stderr]    Compiling axum v0.8.3
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 47.01s
[INFO] running `Command { std: "docker" "inspect" "f57a7cfa90ab61b9f7716f2efae3d0acc91ab2138d8c02d1972e5e4550d8eefd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f57a7cfa90ab61b9f7716f2efae3d0acc91ab2138d8c02d1972e5e4550d8eefd", kill_on_drop: false }`
[INFO] [stdout] f57a7cfa90ab61b9f7716f2efae3d0acc91ab2138d8c02d1972e5e4550d8eefd