[INFO] cloning repository https://github.com/mehakfatimaq/codetask4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mehakfatimaq/codetask4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehakfatimaq%2Fcodetask4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehakfatimaq%2Fcodetask4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7afdd62103b551905b6737f2a1f280f95f34b6a0
[INFO] testing mehakfatimaq/codetask4 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%2Fmehakfatimaq%2Fcodetask4" "/workspace/builds/worker-105/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-105/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mehakfatimaq/codetask4 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/mehakfatimaq/codetask4
[INFO] finished tweaking git repo https://github.com/mehakfatimaq/codetask4
[INFO] tweaked toml for git repo https://github.com/mehakfatimaq/codetask4 written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] crate git repo https://github.com/mehakfatimaq/codetask4 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 233dc723b9f9a701f52bdae0a1132a1b0a486b2340352503b0aced980c7269fb
[INFO] running `Command { std: "docker" "start" "-a" "233dc723b9f9a701f52bdae0a1132a1b0a486b2340352503b0aced980c7269fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "233dc723b9f9a701f52bdae0a1132a1b0a486b2340352503b0aced980c7269fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "233dc723b9f9a701f52bdae0a1132a1b0a486b2340352503b0aced980c7269fb", kill_on_drop: false }`
[INFO] [stdout] 233dc723b9f9a701f52bdae0a1132a1b0a486b2340352503b0aced980c7269fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 56735e4ae2ae8a8c55d0af5d1fb97dd767d33bdec5b0231fd5228368452782d5
[INFO] running `Command { std: "docker" "start" "-a" "56735e4ae2ae8a8c55d0af5d1fb97dd767d33bdec5b0231fd5228368452782d5", 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] [stderr]    Compiling task4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "56735e4ae2ae8a8c55d0af5d1fb97dd767d33bdec5b0231fd5228368452782d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56735e4ae2ae8a8c55d0af5d1fb97dd767d33bdec5b0231fd5228368452782d5", kill_on_drop: false }`
[INFO] [stdout] 56735e4ae2ae8a8c55d0af5d1fb97dd767d33bdec5b0231fd5228368452782d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 653d420842ecee1b51683fdce2942a21df2edc8d3b10448ff4090717a5aa6fb1
[INFO] running `Command { std: "docker" "start" "-a" "653d420842ecee1b51683fdce2942a21df2edc8d3b10448ff4090717a5aa6fb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling task4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "653d420842ecee1b51683fdce2942a21df2edc8d3b10448ff4090717a5aa6fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "653d420842ecee1b51683fdce2942a21df2edc8d3b10448ff4090717a5aa6fb1", kill_on_drop: false }`
[INFO] [stdout] 653d420842ecee1b51683fdce2942a21df2edc8d3b10448ff4090717a5aa6fb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 2ad189bcf96178af141bada00091b46e12a4b37d7b76caf6c0d4434c834527f1
[INFO] running `Command { std: "docker" "start" "-a" "2ad189bcf96178af141bada00091b46e12a4b37d7b76caf6c0d4434c834527f1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/task4-3ac4b8ccd1eae155)
[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" "2ad189bcf96178af141bada00091b46e12a4b37d7b76caf6c0d4434c834527f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad189bcf96178af141bada00091b46e12a4b37d7b76caf6c0d4434c834527f1", kill_on_drop: false }`
[INFO] [stdout] 2ad189bcf96178af141bada00091b46e12a4b37d7b76caf6c0d4434c834527f1