[INFO] cloning repository https://github.com/alienratt/Rust-Chapter-13.1-Exercise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alienratt/Rust-Chapter-13.1-Exercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienratt%2FRust-Chapter-13.1-Exercise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienratt%2FRust-Chapter-13.1-Exercise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 977f0ac7edde3f51f75c0bbf6e607dcce447d238
[INFO] testing alienratt/Rust-Chapter-13.1-Exercise against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienratt%2FRust-Chapter-13.1-Exercise" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alienratt/Rust-Chapter-13.1-Exercise on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alienratt/Rust-Chapter-13.1-Exercise
[INFO] finished tweaking git repo https://github.com/alienratt/Rust-Chapter-13.1-Exercise
[INFO] tweaked toml for git repo https://github.com/alienratt/Rust-Chapter-13.1-Exercise written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/alienratt/Rust-Chapter-13.1-Exercise already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdbf4760b4ec6d40cbbcfa2289b37f64ce3f77012a87c96a790cc7a61b3f3cb2
[INFO] running `Command { std: "docker" "start" "-a" "cdbf4760b4ec6d40cbbcfa2289b37f64ce3f77012a87c96a790cc7a61b3f3cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdbf4760b4ec6d40cbbcfa2289b37f64ce3f77012a87c96a790cc7a61b3f3cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdbf4760b4ec6d40cbbcfa2289b37f64ce3f77012a87c96a790cc7a61b3f3cb2", kill_on_drop: false }`
[INFO] [stdout] cdbf4760b4ec6d40cbbcfa2289b37f64ce3f77012a87c96a790cc7a61b3f3cb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a132c00ee8046bf489be9ca57300f0d90d2e9ef46b0f3cef8d56a2bfa1b7c2bb
[INFO] running `Command { std: "docker" "start" "-a" "a132c00ee8046bf489be9ca57300f0d90d2e9ef46b0f3cef8d56a2bfa1b7c2bb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling closures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.85s
[INFO] running `Command { std: "docker" "inspect" "a132c00ee8046bf489be9ca57300f0d90d2e9ef46b0f3cef8d56a2bfa1b7c2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a132c00ee8046bf489be9ca57300f0d90d2e9ef46b0f3cef8d56a2bfa1b7c2bb", kill_on_drop: false }`
[INFO] [stdout] a132c00ee8046bf489be9ca57300f0d90d2e9ef46b0f3cef8d56a2bfa1b7c2bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97420b21a2cf800394d02bd9565df12e62139bd4c3b73090335bff305eb97ca3
[INFO] running `Command { std: "docker" "start" "-a" "97420b21a2cf800394d02bd9565df12e62139bd4c3b73090335bff305eb97ca3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling closures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.22s
[INFO] running `Command { std: "docker" "inspect" "97420b21a2cf800394d02bd9565df12e62139bd4c3b73090335bff305eb97ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97420b21a2cf800394d02bd9565df12e62139bd4c3b73090335bff305eb97ca3", kill_on_drop: false }`
[INFO] [stdout] 97420b21a2cf800394d02bd9565df12e62139bd4c3b73090335bff305eb97ca3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94ef370ccd6a7b1b6ca12fff32e1ae729b3bcdaeefc02a2a0d1f99f45ac4dfef
[INFO] running `Command { std: "docker" "start" "-a" "94ef370ccd6a7b1b6ca12fff32e1ae729b3bcdaeefc02a2a0d1f99f45ac4dfef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/closures-a227aa8662d2b053)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::call_with_different_values ... ok
[INFO] [stdout] test tests::call_with_string_usize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "94ef370ccd6a7b1b6ca12fff32e1ae729b3bcdaeefc02a2a0d1f99f45ac4dfef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94ef370ccd6a7b1b6ca12fff32e1ae729b3bcdaeefc02a2a0d1f99f45ac4dfef", kill_on_drop: false }`
[INFO] [stdout] 94ef370ccd6a7b1b6ca12fff32e1ae729b3bcdaeefc02a2a0d1f99f45ac4dfef