[INFO] cloning repository https://github.com/rafaqat8/asignment_7
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rafaqat8/asignment_7" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frafaqat8%2Fasignment_7", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frafaqat8%2Fasignment_7'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2727009295e33744c4909ffb1cba601f4a965e41
[INFO] testing rafaqat8/asignment_7 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%2Frafaqat8%2Fasignment_7" "/workspace/builds/worker-71/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rafaqat8/asignment_7 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/rafaqat8/asignment_7
[INFO] finished tweaking git repo https://github.com/rafaqat8/asignment_7
[INFO] tweaked toml for git repo https://github.com/rafaqat8/asignment_7 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate git repo https://github.com/rafaqat8/asignment_7 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-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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] a16e307da5f3e2065cab304228d6a664da6a44e709c69fc19ad51f6406a5069a
[INFO] running `Command { std: "docker" "start" "-a" "a16e307da5f3e2065cab304228d6a664da6a44e709c69fc19ad51f6406a5069a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a16e307da5f3e2065cab304228d6a664da6a44e709c69fc19ad51f6406a5069a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a16e307da5f3e2065cab304228d6a664da6a44e709c69fc19ad51f6406a5069a", kill_on_drop: false }`
[INFO] [stdout] a16e307da5f3e2065cab304228d6a664da6a44e709c69fc19ad51f6406a5069a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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] edfd4852cc26721fc4c3d0a6d211847e2f770d594eef55bd7a40bbf14c8b9232
[INFO] running `Command { std: "docker" "start" "-a" "edfd4852cc26721fc4c3d0a6d211847e2f770d594eef55bd7a40bbf14c8b9232", kill_on_drop: false }`
[INFO] [stderr]    Compiling question2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.08s
[INFO] running `Command { std: "docker" "inspect" "edfd4852cc26721fc4c3d0a6d211847e2f770d594eef55bd7a40bbf14c8b9232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edfd4852cc26721fc4c3d0a6d211847e2f770d594eef55bd7a40bbf14c8b9232", kill_on_drop: false }`
[INFO] [stdout] edfd4852cc26721fc4c3d0a6d211847e2f770d594eef55bd7a40bbf14c8b9232
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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] cf7deeb7a1c6ff6580a63ff987fadcc3c646694d6b347a46045bb7a3a0d7cab4
[INFO] running `Command { std: "docker" "start" "-a" "cf7deeb7a1c6ff6580a63ff987fadcc3c646694d6b347a46045bb7a3a0d7cab4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling question2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.59s
[INFO] running `Command { std: "docker" "inspect" "cf7deeb7a1c6ff6580a63ff987fadcc3c646694d6b347a46045bb7a3a0d7cab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf7deeb7a1c6ff6580a63ff987fadcc3c646694d6b347a46045bb7a3a0d7cab4", kill_on_drop: false }`
[INFO] [stdout] cf7deeb7a1c6ff6580a63ff987fadcc3c646694d6b347a46045bb7a3a0d7cab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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] 789ed82d7f08fef83b7db2ac5af6203feb7717953c72134b847058e940586868
[INFO] running `Command { std: "docker" "start" "-a" "789ed82d7f08fef83b7db2ac5af6203feb7717953c72134b847058e940586868", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/question2-9ef0ed5b94072f05)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/question2-96e6735ed6b0c870)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests question2
[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] [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" "789ed82d7f08fef83b7db2ac5af6203feb7717953c72134b847058e940586868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789ed82d7f08fef83b7db2ac5af6203feb7717953c72134b847058e940586868", kill_on_drop: false }`
[INFO] [stdout] 789ed82d7f08fef83b7db2ac5af6203feb7717953c72134b847058e940586868