[INFO] fetching crate token-tree 0.0.0-r0...
[INFO] testing token-tree-0.0.0-r0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate token-tree 0.0.0-r0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate token-tree 0.0.0-r0
[INFO] finished tweaking crates.io crate token-tree 0.0.0-r0
[INFO] tweaked toml for crates.io crate token-tree 0.0.0-r0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate token-tree 0.0.0-r0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 99a3d082393731b3980ebf4c07a66f52910d28eb09aeb6d13a9d2e0d028ec3f8
[INFO] running `Command { std: "docker" "start" "-a" "99a3d082393731b3980ebf4c07a66f52910d28eb09aeb6d13a9d2e0d028ec3f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99a3d082393731b3980ebf4c07a66f52910d28eb09aeb6d13a9d2e0d028ec3f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99a3d082393731b3980ebf4c07a66f52910d28eb09aeb6d13a9d2e0d028ec3f8", kill_on_drop: false }`
[INFO] [stdout] 99a3d082393731b3980ebf4c07a66f52910d28eb09aeb6d13a9d2e0d028ec3f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 16ff33f7aed43f2fec30b935356fe0fd8f4548e47f44c775cd64cc332192a650
[INFO] running `Command { std: "docker" "start" "-a" "16ff33f7aed43f2fec30b935356fe0fd8f4548e47f44c775cd64cc332192a650", kill_on_drop: false }`
[INFO] [stderr]    Compiling token-tree v0.0.0-r0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "16ff33f7aed43f2fec30b935356fe0fd8f4548e47f44c775cd64cc332192a650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ff33f7aed43f2fec30b935356fe0fd8f4548e47f44c775cd64cc332192a650", kill_on_drop: false }`
[INFO] [stdout] 16ff33f7aed43f2fec30b935356fe0fd8f4548e47f44c775cd64cc332192a650
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e2617316350e467d608e9bdeb95c28b5cc50b9e16ad6de4cb196f2314ffa8d09
[INFO] running `Command { std: "docker" "start" "-a" "e2617316350e467d608e9bdeb95c28b5cc50b9e16ad6de4cb196f2314ffa8d09", kill_on_drop: false }`
[INFO] [stderr]    Compiling token-tree v0.0.0-r0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "e2617316350e467d608e9bdeb95c28b5cc50b9e16ad6de4cb196f2314ffa8d09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2617316350e467d608e9bdeb95c28b5cc50b9e16ad6de4cb196f2314ffa8d09", kill_on_drop: false }`
[INFO] [stdout] e2617316350e467d608e9bdeb95c28b5cc50b9e16ad6de4cb196f2314ffa8d09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6f0378eb14c202e450a755da13c11f385c15d6537a3e795d134506f11d4ee37e
[INFO] running `Command { std: "docker" "start" "-a" "6f0378eb14c202e450a755da13c11f385c15d6537a3e795d134506f11d4ee37e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests mod.rs (/opt/rustwide/target/debug/deps/_-085dd7952c617b9e)
[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 _
[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" "6f0378eb14c202e450a755da13c11f385c15d6537a3e795d134506f11d4ee37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f0378eb14c202e450a755da13c11f385c15d6537a3e795d134506f11d4ee37e", kill_on_drop: false }`
[INFO] [stdout] 6f0378eb14c202e450a755da13c11f385c15d6537a3e795d134506f11d4ee37e