[INFO] fetching crate spawn-std-core 0.1.0-alpha.1...
[INFO] testing spawn-std-core-0.1.0-alpha.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate spawn-std-core 0.1.0-alpha.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate spawn-std-core 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate spawn-std-core 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate spawn-std-core 0.1.0-alpha.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spawn-std-core 0.1.0-alpha.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate spawn-std-core 0.1.0-alpha.1 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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0771a8113fd14eb6e7356ca76c68ceef3c8d46406cee24553dd1999b28d7c8e6
[INFO] running `Command { std: "docker" "start" "-a" "0771a8113fd14eb6e7356ca76c68ceef3c8d46406cee24553dd1999b28d7c8e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0771a8113fd14eb6e7356ca76c68ceef3c8d46406cee24553dd1999b28d7c8e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0771a8113fd14eb6e7356ca76c68ceef3c8d46406cee24553dd1999b28d7c8e6", kill_on_drop: false }`
[INFO] [stdout] 0771a8113fd14eb6e7356ca76c68ceef3c8d46406cee24553dd1999b28d7c8e6
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0131f0af9c5847ae88de3e15f289d278736fa70a49e3e45acc75e68def9dd5ab
[INFO] running `Command { std: "docker" "start" "-a" "0131f0af9c5847ae88de3e15f289d278736fa70a49e3e45acc75e68def9dd5ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling spawn-std-core v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "0131f0af9c5847ae88de3e15f289d278736fa70a49e3e45acc75e68def9dd5ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0131f0af9c5847ae88de3e15f289d278736fa70a49e3e45acc75e68def9dd5ab", kill_on_drop: false }`
[INFO] [stdout] 0131f0af9c5847ae88de3e15f289d278736fa70a49e3e45acc75e68def9dd5ab
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 613af0da1104e99b141b96a1be1a43a21942b4d3b25730f7104ae16c24b4ffc8
[INFO] running `Command { std: "docker" "start" "-a" "613af0da1104e99b141b96a1be1a43a21942b4d3b25730f7104ae16c24b4ffc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling spawn-std-core v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "613af0da1104e99b141b96a1be1a43a21942b4d3b25730f7104ae16c24b4ffc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "613af0da1104e99b141b96a1be1a43a21942b4d3b25730f7104ae16c24b4ffc8", kill_on_drop: false }`
[INFO] [stdout] 613af0da1104e99b141b96a1be1a43a21942b4d3b25730f7104ae16c24b4ffc8
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c0201ecf0487f274efb1c5d7fb1f5587892f84bf686d76389b37b654ee543b0b
[INFO] running `Command { std: "docker" "start" "-a" "c0201ecf0487f274efb1c5d7fb1f5587892f84bf686d76389b37b654ee543b0b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spawn_std_core-baf34facf430184e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spawn_std_core
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c0201ecf0487f274efb1c5d7fb1f5587892f84bf686d76389b37b654ee543b0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0201ecf0487f274efb1c5d7fb1f5587892f84bf686d76389b37b654ee543b0b", kill_on_drop: false }`
[INFO] [stdout] c0201ecf0487f274efb1c5d7fb1f5587892f84bf686d76389b37b654ee543b0b