[INFO] fetching crate spin_loop 0.1.1...
[INFO] testing spin_loop-0.1.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate spin_loop 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate spin_loop 0.1.1
[INFO] finished tweaking crates.io crate spin_loop 0.1.1
[INFO] tweaked toml for crates.io crate spin_loop 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spin_loop 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 08c4213221b75a843bd811d9a6cdd851aadb60143c1b3ab2b51db9b031cdd57f
[INFO] running `Command { std: "docker" "start" "-a" "08c4213221b75a843bd811d9a6cdd851aadb60143c1b3ab2b51db9b031cdd57f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08c4213221b75a843bd811d9a6cdd851aadb60143c1b3ab2b51db9b031cdd57f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08c4213221b75a843bd811d9a6cdd851aadb60143c1b3ab2b51db9b031cdd57f", kill_on_drop: false }`
[INFO] [stdout] 08c4213221b75a843bd811d9a6cdd851aadb60143c1b3ab2b51db9b031cdd57f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 709377b8006b417db2cf2d4302b22e27594bfb5b1f62ebcc1c706145d2e92058
[INFO] running `Command { std: "docker" "start" "-a" "709377b8006b417db2cf2d4302b22e27594bfb5b1f62ebcc1c706145d2e92058", kill_on_drop: false }`
[INFO] [stderr]    Compiling spin_loop v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "709377b8006b417db2cf2d4302b22e27594bfb5b1f62ebcc1c706145d2e92058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "709377b8006b417db2cf2d4302b22e27594bfb5b1f62ebcc1c706145d2e92058", kill_on_drop: false }`
[INFO] [stdout] 709377b8006b417db2cf2d4302b22e27594bfb5b1f62ebcc1c706145d2e92058
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8d3748e751c570f17e2d88efe1b1d82806d47f2ef9aa8588ba5a0e094ec31010
[INFO] running `Command { std: "docker" "start" "-a" "8d3748e751c570f17e2d88efe1b1d82806d47f2ef9aa8588ba5a0e094ec31010", kill_on_drop: false }`
[INFO] [stderr]    Compiling spin_loop v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "8d3748e751c570f17e2d88efe1b1d82806d47f2ef9aa8588ba5a0e094ec31010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d3748e751c570f17e2d88efe1b1d82806d47f2ef9aa8588ba5a0e094ec31010", kill_on_drop: false }`
[INFO] [stdout] 8d3748e751c570f17e2d88efe1b1d82806d47f2ef9aa8588ba5a0e094ec31010
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 678bb00ef25719b1f147f21f7a226a1adaaaae6407483e624d7297bf7afd7160
[INFO] running `Command { std: "docker" "start" "-a" "678bb00ef25719b1f147f21f7a226a1adaaaae6407483e624d7297bf7afd7160", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spin_loop-5c7e0b60b430ebe0)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests spin_loop
[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] [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" "678bb00ef25719b1f147f21f7a226a1adaaaae6407483e624d7297bf7afd7160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "678bb00ef25719b1f147f21f7a226a1adaaaae6407483e624d7297bf7afd7160", kill_on_drop: false }`
[INFO] [stdout] 678bb00ef25719b1f147f21f7a226a1adaaaae6407483e624d7297bf7afd7160