[INFO] fetching crate unknot 0.1.0...
[INFO] testing unknot-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate unknot 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate unknot 0.1.0
[INFO] finished tweaking crates.io crate unknot 0.1.0
[INFO] tweaked toml for crates.io crate unknot 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unknot 0.1.0 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 unknot 0.1.0 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fe8bdd48f2b8b72a20049c2177e9839eaed0fb55c45df03e7f71c0001d81a510
[INFO] running `Command { std: "docker" "start" "-a" "fe8bdd48f2b8b72a20049c2177e9839eaed0fb55c45df03e7f71c0001d81a510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe8bdd48f2b8b72a20049c2177e9839eaed0fb55c45df03e7f71c0001d81a510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe8bdd48f2b8b72a20049c2177e9839eaed0fb55c45df03e7f71c0001d81a510", kill_on_drop: false }`
[INFO] [stdout] fe8bdd48f2b8b72a20049c2177e9839eaed0fb55c45df03e7f71c0001d81a510
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 54c31fdae17a96052ef24de236916f80753dce165fbdf1e4af52f6e19118d945
[INFO] running `Command { std: "docker" "start" "-a" "54c31fdae17a96052ef24de236916f80753dce165fbdf1e4af52f6e19118d945", kill_on_drop: false }`
[INFO] [stderr]    Compiling unknot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "54c31fdae17a96052ef24de236916f80753dce165fbdf1e4af52f6e19118d945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54c31fdae17a96052ef24de236916f80753dce165fbdf1e4af52f6e19118d945", kill_on_drop: false }`
[INFO] [stdout] 54c31fdae17a96052ef24de236916f80753dce165fbdf1e4af52f6e19118d945
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ecadcbbe2340b342296a8628e45dc2e432943af7b6d6dc39d7c6f8abd637f544
[INFO] running `Command { std: "docker" "start" "-a" "ecadcbbe2340b342296a8628e45dc2e432943af7b6d6dc39d7c6f8abd637f544", kill_on_drop: false }`
[INFO] [stderr]    Compiling unknot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "ecadcbbe2340b342296a8628e45dc2e432943af7b6d6dc39d7c6f8abd637f544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecadcbbe2340b342296a8628e45dc2e432943af7b6d6dc39d7c6f8abd637f544", kill_on_drop: false }`
[INFO] [stdout] ecadcbbe2340b342296a8628e45dc2e432943af7b6d6dc39d7c6f8abd637f544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ae2eab446068a1c0cdfe6fbae74ede03d02d0d616e3f91cb9d1f72101deface1
[INFO] running `Command { std: "docker" "start" "-a" "ae2eab446068a1c0cdfe6fbae74ede03d02d0d616e3f91cb9d1f72101deface1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/unknot-4e000df025022c4e)
[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" "ae2eab446068a1c0cdfe6fbae74ede03d02d0d616e3f91cb9d1f72101deface1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae2eab446068a1c0cdfe6fbae74ede03d02d0d616e3f91cb9d1f72101deface1", kill_on_drop: false }`
[INFO] [stdout] ae2eab446068a1c0cdfe6fbae74ede03d02d0d616e3f91cb9d1f72101deface1