[INFO] cloning repository https://github.com/oseau/rust-learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oseau/rust-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foseau%2Frust-learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foseau%2Frust-learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e16bafdb1ec1ba2901833af01b09fe83cdea46ce
[INFO] testing oseau/rust-learning against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foseau%2Frust-learning" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oseau/rust-learning 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 git repo https://github.com/oseau/rust-learning
[INFO] finished tweaking git repo https://github.com/oseau/rust-learning
[INFO] tweaked toml for git repo https://github.com/oseau/rust-learning written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/oseau/rust-learning 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 51d1d1d12ac42c0ab422959d0abc435fa7f42dc31dafb91866b4f8d78edce3d8
[INFO] running `Command { std: "docker" "start" "-a" "51d1d1d12ac42c0ab422959d0abc435fa7f42dc31dafb91866b4f8d78edce3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51d1d1d12ac42c0ab422959d0abc435fa7f42dc31dafb91866b4f8d78edce3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51d1d1d12ac42c0ab422959d0abc435fa7f42dc31dafb91866b4f8d78edce3d8", kill_on_drop: false }`
[INFO] [stdout] 51d1d1d12ac42c0ab422959d0abc435fa7f42dc31dafb91866b4f8d78edce3d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 7438dc31ccdc7f5c778c4aa8ff1508caa34db84591fb41a3b9579c3814e0a7a2
[INFO] running `Command { std: "docker" "start" "-a" "7438dc31ccdc7f5c778c4aa8ff1508caa34db84591fb41a3b9579c3814e0a7a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "7438dc31ccdc7f5c778c4aa8ff1508caa34db84591fb41a3b9579c3814e0a7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7438dc31ccdc7f5c778c4aa8ff1508caa34db84591fb41a3b9579c3814e0a7a2", kill_on_drop: false }`
[INFO] [stdout] 7438dc31ccdc7f5c778c4aa8ff1508caa34db84591fb41a3b9579c3814e0a7a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 21ce10dd30ea87482ea52f3b93a70cf924b03e47f1027fcf697919aed3882dbc
[INFO] running `Command { std: "docker" "start" "-a" "21ce10dd30ea87482ea52f3b93a70cf924b03e47f1027fcf697919aed3882dbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_learning-b72e45504e910010)
[INFO] running `Command { std: "docker" "inspect" "21ce10dd30ea87482ea52f3b93a70cf924b03e47f1027fcf697919aed3882dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21ce10dd30ea87482ea52f3b93a70cf924b03e47f1027fcf697919aed3882dbc", kill_on_drop: false }`
[INFO] [stdout] 21ce10dd30ea87482ea52f3b93a70cf924b03e47f1027fcf697919aed3882dbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 52450d0d0dbf011261b07925a9fd773d55b0138d7ed1520ef70d7273b28b9264
[INFO] running `Command { std: "docker" "start" "-a" "52450d0d0dbf011261b07925a9fd773d55b0138d7ed1520ef70d7273b28b9264", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_learning-b72e45504e910010)
[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" "52450d0d0dbf011261b07925a9fd773d55b0138d7ed1520ef70d7273b28b9264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52450d0d0dbf011261b07925a9fd773d55b0138d7ed1520ef70d7273b28b9264", kill_on_drop: false }`
[INFO] [stdout] 52450d0d0dbf011261b07925a9fd773d55b0138d7ed1520ef70d7273b28b9264