[INFO] fetching crate unknot 0.1.0...
[INFO] testing unknot-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate unknot 0.1.0 into /workspace/builds/worker-2-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unknot 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0e6738c04d381697f0238cbe0c37a2c0163576ffe661847223755ae15d573a5
[INFO] running `Command { std: "docker" "start" "-a" "a0e6738c04d381697f0238cbe0c37a2c0163576ffe661847223755ae15d573a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0e6738c04d381697f0238cbe0c37a2c0163576ffe661847223755ae15d573a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0e6738c04d381697f0238cbe0c37a2c0163576ffe661847223755ae15d573a5", kill_on_drop: false }`
[INFO] [stdout] a0e6738c04d381697f0238cbe0c37a2c0163576ffe661847223755ae15d573a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb45729d5468a84c9e07a56fb820448dd971494437ea49cd8f9ab939d8a8c0dd
[INFO] running `Command { std: "docker" "start" "-a" "fb45729d5468a84c9e07a56fb820448dd971494437ea49cd8f9ab939d8a8c0dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling unknot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "fb45729d5468a84c9e07a56fb820448dd971494437ea49cd8f9ab939d8a8c0dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb45729d5468a84c9e07a56fb820448dd971494437ea49cd8f9ab939d8a8c0dd", kill_on_drop: false }`
[INFO] [stdout] fb45729d5468a84c9e07a56fb820448dd971494437ea49cd8f9ab939d8a8c0dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a7310fe32efc642a4ee607acc6486c4fdc4dfedd50e88407c3ec9e67d40a851
[INFO] running `Command { std: "docker" "start" "-a" "1a7310fe32efc642a4ee607acc6486c4fdc4dfedd50e88407c3ec9e67d40a851", kill_on_drop: false }`
[INFO] [stderr]    Compiling unknot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "1a7310fe32efc642a4ee607acc6486c4fdc4dfedd50e88407c3ec9e67d40a851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7310fe32efc642a4ee607acc6486c4fdc4dfedd50e88407c3ec9e67d40a851", kill_on_drop: false }`
[INFO] [stdout] 1a7310fe32efc642a4ee607acc6486c4fdc4dfedd50e88407c3ec9e67d40a851
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f42bd6750f23c0891f1d6fa1744076aad1729e323f67924d03bf879168607759
[INFO] running `Command { std: "docker" "start" "-a" "f42bd6750f23c0891f1d6fa1744076aad1729e323f67924d03bf879168607759", 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-3967fdf943f148a7)
[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" "f42bd6750f23c0891f1d6fa1744076aad1729e323f67924d03bf879168607759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f42bd6750f23c0891f1d6fa1744076aad1729e323f67924d03bf879168607759", kill_on_drop: false }`
[INFO] [stdout] f42bd6750f23c0891f1d6fa1744076aad1729e323f67924d03bf879168607759