[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 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienratt%2FRust-Chapter-13.1-Exercise" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alienratt/Rust-Chapter-13.1-Exercise on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-1/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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07592c57a59f3335f72a85f3a683b6d7f5709e7212596ba519e24987f2c2c137
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "07592c57a59f3335f72a85f3a683b6d7f5709e7212596ba519e24987f2c2c137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07592c57a59f3335f72a85f3a683b6d7f5709e7212596ba519e24987f2c2c137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07592c57a59f3335f72a85f3a683b6d7f5709e7212596ba519e24987f2c2c137", kill_on_drop: false }`
[INFO] [stdout] 07592c57a59f3335f72a85f3a683b6d7f5709e7212596ba519e24987f2c2c137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 995849358b0e48c45016acb4850068dd8b08a92010eeba5a380dca5691218c1a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "995849358b0e48c45016acb4850068dd8b08a92010eeba5a380dca5691218c1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling closures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "995849358b0e48c45016acb4850068dd8b08a92010eeba5a380dca5691218c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "995849358b0e48c45016acb4850068dd8b08a92010eeba5a380dca5691218c1a", kill_on_drop: false }`
[INFO] [stdout] 995849358b0e48c45016acb4850068dd8b08a92010eeba5a380dca5691218c1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f1395349f6ae0d45adb09f1f32ef097971001ba8e2ae4da951127b7cf01ef83
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8f1395349f6ae0d45adb09f1f32ef097971001ba8e2ae4da951127b7cf01ef83", 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 1.39s
[INFO] running `Command { std: "docker" "inspect" "8f1395349f6ae0d45adb09f1f32ef097971001ba8e2ae4da951127b7cf01ef83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f1395349f6ae0d45adb09f1f32ef097971001ba8e2ae4da951127b7cf01ef83", kill_on_drop: false }`
[INFO] [stdout] 8f1395349f6ae0d45adb09f1f32ef097971001ba8e2ae4da951127b7cf01ef83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 420928bbfa5d1e2401fd440ca945c4e7b04d605db2884532353242746266dbe5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "420928bbfa5d1e2401fd440ca945c4e7b04d605db2884532353242746266dbe5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/closures-ff9e6fd399109799
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::call_with_string_usize ... ok
[INFO] [stdout] test tests::call_with_different_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "420928bbfa5d1e2401fd440ca945c4e7b04d605db2884532353242746266dbe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "420928bbfa5d1e2401fd440ca945c4e7b04d605db2884532353242746266dbe5", kill_on_drop: false }`
[INFO] [stdout] 420928bbfa5d1e2401fd440ca945c4e7b04d605db2884532353242746266dbe5