[INFO] cloning repository https://github.com/RFarrow9/LearningRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RFarrow9/LearningRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRFarrow9%2FLearningRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRFarrow9%2FLearningRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ac83b82ff672b6c51c38d0c30af53e91dc11cbf
[INFO] testing RFarrow9/LearningRust against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRFarrow9%2FLearningRust" "/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/RFarrow9/LearningRust on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RFarrow9/LearningRust
[INFO] finished tweaking git repo https://github.com/RFarrow9/LearningRust
[INFO] tweaked toml for git repo https://github.com/RFarrow9/LearningRust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/RFarrow9/LearningRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3710b60b9a071fb18ace1ddda20f2fff064ae47d69431ec60e8f889b6fc58ba
[INFO] running `Command { std: "docker" "start" "-a" "c3710b60b9a071fb18ace1ddda20f2fff064ae47d69431ec60e8f889b6fc58ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3710b60b9a071fb18ace1ddda20f2fff064ae47d69431ec60e8f889b6fc58ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3710b60b9a071fb18ace1ddda20f2fff064ae47d69431ec60e8f889b6fc58ba", kill_on_drop: false }`
[INFO] [stdout] c3710b60b9a071fb18ace1ddda20f2fff064ae47d69431ec60e8f889b6fc58ba
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccedbc03a0fa3902837d9b78e084c29179c2b1d4eaabc3bc8cc26ba98ae86e55
[INFO] running `Command { std: "docker" "start" "-a" "ccedbc03a0fa3902837d9b78e084c29179c2b1d4eaabc3bc8cc26ba98ae86e55", kill_on_drop: false }`
[INFO] [stderr]    Compiling LearningRust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `LearningRust` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `learning_rust`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "ccedbc03a0fa3902837d9b78e084c29179c2b1d4eaabc3bc8cc26ba98ae86e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccedbc03a0fa3902837d9b78e084c29179c2b1d4eaabc3bc8cc26ba98ae86e55", kill_on_drop: false }`
[INFO] [stdout] ccedbc03a0fa3902837d9b78e084c29179c2b1d4eaabc3bc8cc26ba98ae86e55
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee2957dd2c85d1fa5b61aa640924d9e727362ae962555b7d7f06fdbe95fc6b97
[INFO] running `Command { std: "docker" "start" "-a" "ee2957dd2c85d1fa5b61aa640924d9e727362ae962555b7d7f06fdbe95fc6b97", kill_on_drop: false }`
[INFO] [stderr]    Compiling LearningRust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `LearningRust` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `learning_rust`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "ee2957dd2c85d1fa5b61aa640924d9e727362ae962555b7d7f06fdbe95fc6b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee2957dd2c85d1fa5b61aa640924d9e727362ae962555b7d7f06fdbe95fc6b97", kill_on_drop: false }`
[INFO] [stdout] ee2957dd2c85d1fa5b61aa640924d9e727362ae962555b7d7f06fdbe95fc6b97
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 752143ec75e6a22ce1afde390409dcd37a3d40476da262aa03b5374e43af37e5
[INFO] running `Command { std: "docker" "start" "-a" "752143ec75e6a22ce1afde390409dcd37a3d40476da262aa03b5374e43af37e5", kill_on_drop: false }`
[INFO] [stderr] warning: crate `LearningRust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `learning_rust`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/LearningRust-42e863173fea1bdf)
[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" "752143ec75e6a22ce1afde390409dcd37a3d40476da262aa03b5374e43af37e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "752143ec75e6a22ce1afde390409dcd37a3d40476da262aa03b5374e43af37e5", kill_on_drop: false }`
[INFO] [stdout] 752143ec75e6a22ce1afde390409dcd37a3d40476da262aa03b5374e43af37e5