[INFO] cloning repository https://github.com/mazharjameel786/rust_assignment_7_q1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mazharjameel786/rust_assignment_7_q1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazharjameel786%2Frust_assignment_7_q1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazharjameel786%2Frust_assignment_7_q1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d64759cc6c98ec9f58b189b1900792efaa2b9699
[INFO] testing mazharjameel786/rust_assignment_7_q1 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazharjameel786%2Frust_assignment_7_q1" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mazharjameel786/rust_assignment_7_q1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mazharjameel786/rust_assignment_7_q1
[INFO] finished tweaking git repo https://github.com/mazharjameel786/rust_assignment_7_q1
[INFO] tweaked toml for git repo https://github.com/mazharjameel786/rust_assignment_7_q1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/mazharjameel786/rust_assignment_7_q1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9c5d78dcbc64ea483a3a3f9a15acfdd78158dc82104c5913097b61b7f595e1b
[INFO] running `Command { std: "docker" "start" "-a" "a9c5d78dcbc64ea483a3a3f9a15acfdd78158dc82104c5913097b61b7f595e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9c5d78dcbc64ea483a3a3f9a15acfdd78158dc82104c5913097b61b7f595e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c5d78dcbc64ea483a3a3f9a15acfdd78158dc82104c5913097b61b7f595e1b", kill_on_drop: false }`
[INFO] [stdout] a9c5d78dcbc64ea483a3a3f9a15acfdd78158dc82104c5913097b61b7f595e1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f09b17db18da9f968e0688d5d5b8f61824e4df73d7337b1c34c11c53fe87e04
[INFO] running `Command { std: "docker" "start" "-a" "4f09b17db18da9f968e0688d5d5b8f61824e4df73d7337b1c34c11c53fe87e04", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling assignment_7_q1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "4f09b17db18da9f968e0688d5d5b8f61824e4df73d7337b1c34c11c53fe87e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f09b17db18da9f968e0688d5d5b8f61824e4df73d7337b1c34c11c53fe87e04", kill_on_drop: false }`
[INFO] [stdout] 4f09b17db18da9f968e0688d5d5b8f61824e4df73d7337b1c34c11c53fe87e04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c084a6942328c8b392a70c6c96811a89d571b7f9e483af763df7a09294b71d14
[INFO] running `Command { std: "docker" "start" "-a" "c084a6942328c8b392a70c6c96811a89d571b7f9e483af763df7a09294b71d14", kill_on_drop: false }`
[INFO] [stderr]    Compiling assignment_7_q1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "c084a6942328c8b392a70c6c96811a89d571b7f9e483af763df7a09294b71d14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c084a6942328c8b392a70c6c96811a89d571b7f9e483af763df7a09294b71d14", kill_on_drop: false }`
[INFO] [stdout] c084a6942328c8b392a70c6c96811a89d571b7f9e483af763df7a09294b71d14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 51aa1fe7c382102a956544ee478c82e6aec333009279ffdcadd0150c2408005f
[INFO] running `Command { std: "docker" "start" "-a" "51aa1fe7c382102a956544ee478c82e6aec333009279ffdcadd0150c2408005f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/assignment_7_q1-333d16d21340d53e)
[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" "51aa1fe7c382102a956544ee478c82e6aec333009279ffdcadd0150c2408005f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51aa1fe7c382102a956544ee478c82e6aec333009279ffdcadd0150c2408005f", kill_on_drop: false }`
[INFO] [stdout] 51aa1fe7c382102a956544ee478c82e6aec333009279ffdcadd0150c2408005f