[INFO] fetching crate level 0.2.0...
[INFO] testing level-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate level 0.2.0 into /workspace/builds/worker-80/source
[INFO] validating manifest of crates.io crate level 0.2.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate level 0.2.0
[INFO] finished tweaking crates.io crate level 0.2.0
[INFO] tweaked toml for crates.io crate level 0.2.0 written to /workspace/builds/worker-80/source/Cargo.toml
[INFO] crate crates.io crate level 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1cab9c32cc50895b77594614a71e7d7c262844f65e4df2206bce5a23a2baecd
[INFO] running `Command { std: "docker" "start" "-a" "b1cab9c32cc50895b77594614a71e7d7c262844f65e4df2206bce5a23a2baecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1cab9c32cc50895b77594614a71e7d7c262844f65e4df2206bce5a23a2baecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1cab9c32cc50895b77594614a71e7d7c262844f65e4df2206bce5a23a2baecd", kill_on_drop: false }`
[INFO] [stdout] b1cab9c32cc50895b77594614a71e7d7c262844f65e4df2206bce5a23a2baecd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dfa6f9ddf0a1e4333ee499df6f67b5d1930da9b2be73b9a66e2b12ff5bf5138
[INFO] running `Command { std: "docker" "start" "-a" "2dfa6f9ddf0a1e4333ee499df6f67b5d1930da9b2be73b9a66e2b12ff5bf5138", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling termion v1.5.4
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling console v0.9.1
[INFO] [stderr]    Compiling indicatif v0.13.0
[INFO] [stderr]    Compiling level v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.65s
[INFO] running `Command { std: "docker" "inspect" "2dfa6f9ddf0a1e4333ee499df6f67b5d1930da9b2be73b9a66e2b12ff5bf5138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dfa6f9ddf0a1e4333ee499df6f67b5d1930da9b2be73b9a66e2b12ff5bf5138", kill_on_drop: false }`
[INFO] [stdout] 2dfa6f9ddf0a1e4333ee499df6f67b5d1930da9b2be73b9a66e2b12ff5bf5138
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac0360ae024d912623d3f65312bbec3d9bd3d7f0fad9fc4cb7e0e9af9069531f
[INFO] running `Command { std: "docker" "start" "-a" "ac0360ae024d912623d3f65312bbec3d9bd3d7f0fad9fc4cb7e0e9af9069531f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling level v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.69s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/level-9736c2863da0d664)
[INFO] running `Command { std: "docker" "inspect" "ac0360ae024d912623d3f65312bbec3d9bd3d7f0fad9fc4cb7e0e9af9069531f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac0360ae024d912623d3f65312bbec3d9bd3d7f0fad9fc4cb7e0e9af9069531f", kill_on_drop: false }`
[INFO] [stdout] ac0360ae024d912623d3f65312bbec3d9bd3d7f0fad9fc4cb7e0e9af9069531f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5f0b368b6ab5b0af0a2425c0b2ef4a2d19ee776595cc782ec7007c1ad090df1
[INFO] running `Command { std: "docker" "start" "-a" "f5f0b368b6ab5b0af0a2425c0b2ef4a2d19ee776595cc782ec7007c1ad090df1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/level-9736c2863da0d664)
[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" "f5f0b368b6ab5b0af0a2425c0b2ef4a2d19ee776595cc782ec7007c1ad090df1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5f0b368b6ab5b0af0a2425c0b2ef4a2d19ee776595cc782ec7007c1ad090df1", kill_on_drop: false }`
[INFO] [stdout] f5f0b368b6ab5b0af0a2425c0b2ef4a2d19ee776595cc782ec7007c1ad090df1