[INFO] cloning repository https://github.com/syedqutaiba/Q1_Assignment_6
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/syedqutaiba/Q1_Assignment_6" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyedqutaiba%2FQ1_Assignment_6", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyedqutaiba%2FQ1_Assignment_6'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 93e22d06cb69df51134120273dcf16841c6c0f90
[INFO] testing syedqutaiba/Q1_Assignment_6 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyedqutaiba%2FQ1_Assignment_6" "/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/syedqutaiba/Q1_Assignment_6 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/syedqutaiba/Q1_Assignment_6
[INFO] finished tweaking git repo https://github.com/syedqutaiba/Q1_Assignment_6
[INFO] tweaked toml for git repo https://github.com/syedqutaiba/Q1_Assignment_6 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/syedqutaiba/Q1_Assignment_6 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] 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" "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] 1c4d1e3608e6062cc76c41a741affe2d536cb05b6061f47d8ea1c3fceef0583f
[INFO] running `Command { std: "docker" "start" "-a" "1c4d1e3608e6062cc76c41a741affe2d536cb05b6061f47d8ea1c3fceef0583f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c4d1e3608e6062cc76c41a741affe2d536cb05b6061f47d8ea1c3fceef0583f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c4d1e3608e6062cc76c41a741affe2d536cb05b6061f47d8ea1c3fceef0583f", kill_on_drop: false }`
[INFO] [stdout] 1c4d1e3608e6062cc76c41a741affe2d536cb05b6061f47d8ea1c3fceef0583f
[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" "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] a61064c75d45e44033878be174eb5a636f4cd0f7495add633da0a203234f8b2b
[INFO] running `Command { std: "docker" "start" "-a" "a61064c75d45e44033878be174eb5a636f4cd0f7495add633da0a203234f8b2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling assignment_6 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "a61064c75d45e44033878be174eb5a636f4cd0f7495add633da0a203234f8b2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a61064c75d45e44033878be174eb5a636f4cd0f7495add633da0a203234f8b2b", kill_on_drop: false }`
[INFO] [stdout] a61064c75d45e44033878be174eb5a636f4cd0f7495add633da0a203234f8b2b
[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" "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] a2435939d51c620db3d8b1653904598db26f222b4b8949437012b2c2f55cd604
[INFO] running `Command { std: "docker" "start" "-a" "a2435939d51c620db3d8b1653904598db26f222b4b8949437012b2c2f55cd604", kill_on_drop: false }`
[INFO] [stderr]    Compiling assignment_6 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "a2435939d51c620db3d8b1653904598db26f222b4b8949437012b2c2f55cd604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2435939d51c620db3d8b1653904598db26f222b4b8949437012b2c2f55cd604", kill_on_drop: false }`
[INFO] [stdout] a2435939d51c620db3d8b1653904598db26f222b4b8949437012b2c2f55cd604
[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" "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] 866af9be30df9649ea0e7c492274b8f59e1f844bee8ab2125496a6d5244c27fb
[INFO] running `Command { std: "docker" "start" "-a" "866af9be30df9649ea0e7c492274b8f59e1f844bee8ab2125496a6d5244c27fb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/assignment_6-ae7cb70df8731fcb)
[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" "866af9be30df9649ea0e7c492274b8f59e1f844bee8ab2125496a6d5244c27fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "866af9be30df9649ea0e7c492274b8f59e1f844bee8ab2125496a6d5244c27fb", kill_on_drop: false }`
[INFO] [stdout] 866af9be30df9649ea0e7c492274b8f59e1f844bee8ab2125496a6d5244c27fb