[INFO] cloning repository https://github.com/mahabubulhasan/rust-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mahabubulhasan/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmahabubulhasan%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmahabubulhasan%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ebaa6c3f0231e457d754a4f1988d3a806a0e541
[INFO] testing mahabubulhasan/rust-practice 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%2Fmahabubulhasan%2Frust-practice" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mahabubulhasan/rust-practice 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/mahabubulhasan/rust-practice
[INFO] finished tweaking git repo https://github.com/mahabubulhasan/rust-practice
[INFO] tweaked toml for git repo https://github.com/mahabubulhasan/rust-practice written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/mahabubulhasan/rust-practice 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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] cc4c0f449d200a3a9767192bc2194aadc1a1d8d5b80afa6cd3f7971890b8a3f9
[INFO] running `Command { std: "docker" "start" "-a" "cc4c0f449d200a3a9767192bc2194aadc1a1d8d5b80afa6cd3f7971890b8a3f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc4c0f449d200a3a9767192bc2194aadc1a1d8d5b80afa6cd3f7971890b8a3f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc4c0f449d200a3a9767192bc2194aadc1a1d8d5b80afa6cd3f7971890b8a3f9", kill_on_drop: false }`
[INFO] [stdout] cc4c0f449d200a3a9767192bc2194aadc1a1d8d5b80afa6cd3f7971890b8a3f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 5dbf7961effb40cf99da858e11483dd0f54edba748fe92d1072a76546699cae9
[INFO] running `Command { std: "docker" "start" "-a" "5dbf7961effb40cf99da858e11483dd0f54edba748fe92d1072a76546699cae9", kill_on_drop: false }`
[INFO] [stderr]    Compiling patterns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "5dbf7961effb40cf99da858e11483dd0f54edba748fe92d1072a76546699cae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dbf7961effb40cf99da858e11483dd0f54edba748fe92d1072a76546699cae9", kill_on_drop: false }`
[INFO] [stdout] 5dbf7961effb40cf99da858e11483dd0f54edba748fe92d1072a76546699cae9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] e75762a94355d882fe7f55e1e9bf6dc57da951b980e4ee8e96abd430e5c74666
[INFO] running `Command { std: "docker" "start" "-a" "e75762a94355d882fe7f55e1e9bf6dc57da951b980e4ee8e96abd430e5c74666", kill_on_drop: false }`
[INFO] [stderr]    Compiling patterns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/patterns-10fe3ea24bb4cb20)
[INFO] running `Command { std: "docker" "inspect" "e75762a94355d882fe7f55e1e9bf6dc57da951b980e4ee8e96abd430e5c74666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e75762a94355d882fe7f55e1e9bf6dc57da951b980e4ee8e96abd430e5c74666", kill_on_drop: false }`
[INFO] [stdout] e75762a94355d882fe7f55e1e9bf6dc57da951b980e4ee8e96abd430e5c74666
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 51320490e273aed7d799a1138ecc076d26a7e85433517d8e7071b4f53fe026dc
[INFO] running `Command { std: "docker" "start" "-a" "51320490e273aed7d799a1138ecc076d26a7e85433517d8e7071b4f53fe026dc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/patterns-10fe3ea24bb4cb20)
[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" "51320490e273aed7d799a1138ecc076d26a7e85433517d8e7071b4f53fe026dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51320490e273aed7d799a1138ecc076d26a7e85433517d8e7071b4f53fe026dc", kill_on_drop: false }`
[INFO] [stdout] 51320490e273aed7d799a1138ecc076d26a7e85433517d8e7071b4f53fe026dc