[INFO] cloning repository https://github.com/mahabubulhasan/rust-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mahabubulhasan/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmahabubulhasan%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmahabubulhasan%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ebaa6c3f0231e457d754a4f1988d3a806a0e541
[INFO] testing mahabubulhasan/rust-practice against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmahabubulhasan%2Frust-practice" "/workspace/builds/worker-87/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-87/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mahabubulhasan/rust-practice on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mahabubulhasan/rust-practice
[INFO] finished tweaking git repo https://github.com/mahabubulhasan/rust-practice
[INFO] tweaked toml for git repo https://github.com/mahabubulhasan/rust-practice written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate git repo https://github.com/mahabubulhasan/rust-practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6330e29b39c355ae427c1362991bcf0e84e17bc795f7b605f68b7489f240019e
[INFO] running `Command { std: "docker" "start" "-a" "6330e29b39c355ae427c1362991bcf0e84e17bc795f7b605f68b7489f240019e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6330e29b39c355ae427c1362991bcf0e84e17bc795f7b605f68b7489f240019e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6330e29b39c355ae427c1362991bcf0e84e17bc795f7b605f68b7489f240019e", kill_on_drop: false }`
[INFO] [stdout] 6330e29b39c355ae427c1362991bcf0e84e17bc795f7b605f68b7489f240019e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26b144ae57e27ac2973bb58f8b08a498129755b879a8a9e1a9935cceab9d444e
[INFO] running `Command { std: "docker" "start" "-a" "26b144ae57e27ac2973bb58f8b08a498129755b879a8a9e1a9935cceab9d444e", kill_on_drop: false }`
[INFO] [stderr]    Compiling patterns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "26b144ae57e27ac2973bb58f8b08a498129755b879a8a9e1a9935cceab9d444e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26b144ae57e27ac2973bb58f8b08a498129755b879a8a9e1a9935cceab9d444e", kill_on_drop: false }`
[INFO] [stdout] 26b144ae57e27ac2973bb58f8b08a498129755b879a8a9e1a9935cceab9d444e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcaabd03726564dcc644954ee208d3b6988ae6e8ae6099c2b6dc351c1928e33c
[INFO] running `Command { std: "docker" "start" "-a" "dcaabd03726564dcc644954ee208d3b6988ae6e8ae6099c2b6dc351c1928e33c", kill_on_drop: false }`
[INFO] [stderr]    Compiling patterns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "dcaabd03726564dcc644954ee208d3b6988ae6e8ae6099c2b6dc351c1928e33c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcaabd03726564dcc644954ee208d3b6988ae6e8ae6099c2b6dc351c1928e33c", kill_on_drop: false }`
[INFO] [stdout] dcaabd03726564dcc644954ee208d3b6988ae6e8ae6099c2b6dc351c1928e33c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 39f175c68f372aa9f76eb5411b395b0f3c84803de6fdcbb4028212a4d619f235
[INFO] running `Command { std: "docker" "start" "-a" "39f175c68f372aa9f76eb5411b395b0f3c84803de6fdcbb4028212a4d619f235", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/patterns-e78da6846dafb9e7)
[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" "39f175c68f372aa9f76eb5411b395b0f3c84803de6fdcbb4028212a4d619f235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f175c68f372aa9f76eb5411b395b0f3c84803de6fdcbb4028212a4d619f235", kill_on_drop: false }`
[INFO] [stdout] 39f175c68f372aa9f76eb5411b395b0f3c84803de6fdcbb4028212a4d619f235