[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 beta-2021-09-08 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-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mazharjameel786/rust_assignment_7_q1 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/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-26/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" "+beta-2021-09-08" "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-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 3d8527c2c8b129d7f3351e1eaca2f571b93736e554872c33275ee96c80550828
[INFO] running `Command { std: "docker" "start" "-a" "3d8527c2c8b129d7f3351e1eaca2f571b93736e554872c33275ee96c80550828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d8527c2c8b129d7f3351e1eaca2f571b93736e554872c33275ee96c80550828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d8527c2c8b129d7f3351e1eaca2f571b93736e554872c33275ee96c80550828", kill_on_drop: false }`
[INFO] [stdout] 3d8527c2c8b129d7f3351e1eaca2f571b93736e554872c33275ee96c80550828
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 792767a54dca9a5747830238d030f0c29532f5df00a28f7d9ff62b3b63c68368
[INFO] running `Command { std: "docker" "start" "-a" "792767a54dca9a5747830238d030f0c29532f5df00a28f7d9ff62b3b63c68368", 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 1.63s
[INFO] running `Command { std: "docker" "inspect" "792767a54dca9a5747830238d030f0c29532f5df00a28f7d9ff62b3b63c68368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "792767a54dca9a5747830238d030f0c29532f5df00a28f7d9ff62b3b63c68368", kill_on_drop: false }`
[INFO] [stdout] 792767a54dca9a5747830238d030f0c29532f5df00a28f7d9ff62b3b63c68368
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 9e15b364308596424aa83d9851dba1f8e8e2d163d39459e750e0b63b38de416f
[INFO] running `Command { std: "docker" "start" "-a" "9e15b364308596424aa83d9851dba1f8e8e2d163d39459e750e0b63b38de416f", 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 test [unoptimized + debuginfo] target(s) in 13.39s
[INFO] running `Command { std: "docker" "inspect" "9e15b364308596424aa83d9851dba1f8e8e2d163d39459e750e0b63b38de416f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e15b364308596424aa83d9851dba1f8e8e2d163d39459e750e0b63b38de416f", kill_on_drop: false }`
[INFO] [stdout] 9e15b364308596424aa83d9851dba1f8e8e2d163d39459e750e0b63b38de416f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 2fdf31e955584ac1b772f5a8fa81cb2020b429f2e98cdf28b2eab17c22e05b03
[INFO] running `Command { std: "docker" "start" "-a" "2fdf31e955584ac1b772f5a8fa81cb2020b429f2e98cdf28b2eab17c22e05b03", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/assignment_7_q1-d6723363b9d82b92)
[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" "2fdf31e955584ac1b772f5a8fa81cb2020b429f2e98cdf28b2eab17c22e05b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fdf31e955584ac1b772f5a8fa81cb2020b429f2e98cdf28b2eab17c22e05b03", kill_on_drop: false }`
[INFO] [stdout] 2fdf31e955584ac1b772f5a8fa81cb2020b429f2e98cdf28b2eab17c22e05b03