[INFO] cloning repository https://github.com/kimond/learn-rust-with-tests
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kimond/learn-rust-with-tests" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimond%2Flearn-rust-with-tests", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimond%2Flearn-rust-with-tests'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02513017a214fac8aa255f6c69aa1caef844abae
[INFO] testing kimond/learn-rust-with-tests against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimond%2Flearn-rust-with-tests" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kimond/learn-rust-with-tests on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kimond/learn-rust-with-tests
[INFO] finished tweaking git repo https://github.com/kimond/learn-rust-with-tests
[INFO] tweaked toml for git repo https://github.com/kimond/learn-rust-with-tests written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/kimond/learn-rust-with-tests already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca2223c9d37d324c7440cf18acd01c830141997da5f65020ac25107c07c51ea2
[INFO] running `Command { std: "docker" "start" "-a" "ca2223c9d37d324c7440cf18acd01c830141997da5f65020ac25107c07c51ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca2223c9d37d324c7440cf18acd01c830141997da5f65020ac25107c07c51ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca2223c9d37d324c7440cf18acd01c830141997da5f65020ac25107c07c51ea2", kill_on_drop: false }`
[INFO] [stdout] ca2223c9d37d324c7440cf18acd01c830141997da5f65020ac25107c07c51ea2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 234c6c5eccc4a487e2f6e28f24dee69579f45e7e912837c9c1ee9b531a3ed9bb
[INFO] running `Command { std: "docker" "start" "-a" "234c6c5eccc4a487e2f6e28f24dee69579f45e7e912837c9c1ee9b531a3ed9bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn_rust_with_tests v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "234c6c5eccc4a487e2f6e28f24dee69579f45e7e912837c9c1ee9b531a3ed9bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "234c6c5eccc4a487e2f6e28f24dee69579f45e7e912837c9c1ee9b531a3ed9bb", kill_on_drop: false }`
[INFO] [stdout] 234c6c5eccc4a487e2f6e28f24dee69579f45e7e912837c9c1ee9b531a3ed9bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab0901daa2930d09f6aad3fb785530ae8908e619ae6455c0f968d349a5a63303
[INFO] running `Command { std: "docker" "start" "-a" "ab0901daa2930d09f6aad3fb785530ae8908e619ae6455c0f968d349a5a63303", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn_rust_with_tests v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "ab0901daa2930d09f6aad3fb785530ae8908e619ae6455c0f968d349a5a63303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab0901daa2930d09f6aad3fb785530ae8908e619ae6455c0f968d349a5a63303", kill_on_drop: false }`
[INFO] [stdout] ab0901daa2930d09f6aad3fb785530ae8908e619ae6455c0f968d349a5a63303
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e7363cce1f70304602b882a8605bf3ec6c71249d61e08f060d7bb5d1596156c2
[INFO] running `Command { std: "docker" "start" "-a" "e7363cce1f70304602b882a8605bf3ec6c71249d61e08f060d7bb5d1596156c2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn_rust_with_tests-86e0bcc3f5b95f7e)
[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" "e7363cce1f70304602b882a8605bf3ec6c71249d61e08f060d7bb5d1596156c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7363cce1f70304602b882a8605bf3ec6c71249d61e08f060d7bb5d1596156c2", kill_on_drop: false }`
[INFO] [stdout] e7363cce1f70304602b882a8605bf3ec6c71249d61e08f060d7bb5d1596156c2