[INFO] cloning repository https://github.com/dgnsrekt/learning-rust-by-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dgnsrekt/learning-rust-by-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgnsrekt%2Flearning-rust-by-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgnsrekt%2Flearning-rust-by-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ccc3b39abd327d3ba3084a14e453a99e3a5254c9
[INFO] testing dgnsrekt/learning-rust-by-example against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgnsrekt%2Flearning-rust-by-example" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dgnsrekt/learning-rust-by-example on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dgnsrekt/learning-rust-by-example
[INFO] finished tweaking git repo https://github.com/dgnsrekt/learning-rust-by-example
[INFO] tweaked toml for git repo https://github.com/dgnsrekt/learning-rust-by-example written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dgnsrekt/learning-rust-by-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01f2cdc2452a13f6112a70e34a35c8bcdb594ab2e1417b0f0dfb628378432fca
[INFO] running `Command { std: "docker" "start" "-a" "01f2cdc2452a13f6112a70e34a35c8bcdb594ab2e1417b0f0dfb628378432fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01f2cdc2452a13f6112a70e34a35c8bcdb594ab2e1417b0f0dfb628378432fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01f2cdc2452a13f6112a70e34a35c8bcdb594ab2e1417b0f0dfb628378432fca", kill_on_drop: false }`
[INFO] [stdout] 01f2cdc2452a13f6112a70e34a35c8bcdb594ab2e1417b0f0dfb628378432fca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb485878a5086f7e79ec57dcd2be2fb69117941210de7b622ea57b2ab3d811b0
[INFO] running `Command { std: "docker" "start" "-a" "cb485878a5086f7e79ec57dcd2be2fb69117941210de7b622ea57b2ab3d811b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling learning-rust-by-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "cb485878a5086f7e79ec57dcd2be2fb69117941210de7b622ea57b2ab3d811b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb485878a5086f7e79ec57dcd2be2fb69117941210de7b622ea57b2ab3d811b0", kill_on_drop: false }`
[INFO] [stdout] cb485878a5086f7e79ec57dcd2be2fb69117941210de7b622ea57b2ab3d811b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f7439484a03e4dbd767069398fca5d4c9029f3359b9cb3612f708c65b9fb74f
[INFO] running `Command { std: "docker" "start" "-a" "6f7439484a03e4dbd767069398fca5d4c9029f3359b9cb3612f708c65b9fb74f", kill_on_drop: false }`
[INFO] [stderr]    Compiling learning-rust-by-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "6f7439484a03e4dbd767069398fca5d4c9029f3359b9cb3612f708c65b9fb74f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f7439484a03e4dbd767069398fca5d4c9029f3359b9cb3612f708c65b9fb74f", kill_on_drop: false }`
[INFO] [stdout] 6f7439484a03e4dbd767069398fca5d4c9029f3359b9cb3612f708c65b9fb74f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6930c6fd5520c411a52d0691ccf3e3ba3d046f835697d44e76857c8d8c12add
[INFO] running `Command { std: "docker" "start" "-a" "b6930c6fd5520c411a52d0691ccf3e3ba3d046f835697d44e76857c8d8c12add", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learning_rust_by_example-566f2d111405b140)
[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" "b6930c6fd5520c411a52d0691ccf3e3ba3d046f835697d44e76857c8d8c12add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6930c6fd5520c411a52d0691ccf3e3ba3d046f835697d44e76857c8d8c12add", kill_on_drop: false }`
[INFO] [stdout] b6930c6fd5520c411a52d0691ccf3e3ba3d046f835697d44e76857c8d8c12add