[INFO] cloning repository https://github.com/nishantsikarwar/learning_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nishantsikarwar/learning_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishantsikarwar%2Flearning_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishantsikarwar%2Flearning_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31e7bc8025017df1f3edf47f49cd6624ea39b2f4
[INFO] testing nishantsikarwar/learning_rust against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishantsikarwar%2Flearning_rust" "/workspace/builds/worker-54/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nishantsikarwar/learning_rust on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nishantsikarwar/learning_rust
[INFO] finished tweaking git repo https://github.com/nishantsikarwar/learning_rust
[INFO] tweaked toml for git repo https://github.com/nishantsikarwar/learning_rust written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate git repo https://github.com/nishantsikarwar/learning_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86a17a55cf8c4b2aab4cab0a926f29ce2694ce6aaa8b393cf2b176bc19f14a0b
[INFO] running `Command { std: "docker" "start" "-a" "86a17a55cf8c4b2aab4cab0a926f29ce2694ce6aaa8b393cf2b176bc19f14a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86a17a55cf8c4b2aab4cab0a926f29ce2694ce6aaa8b393cf2b176bc19f14a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86a17a55cf8c4b2aab4cab0a926f29ce2694ce6aaa8b393cf2b176bc19f14a0b", kill_on_drop: false }`
[INFO] [stdout] 86a17a55cf8c4b2aab4cab0a926f29ce2694ce6aaa8b393cf2b176bc19f14a0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fa2be032e5f218748d27bedc92f7cfe5bfbc7b0be9347d91e029067d15fa3ff
[INFO] running `Command { std: "docker" "start" "-a" "5fa2be032e5f218748d27bedc92f7cfe5bfbc7b0be9347d91e029067d15fa3ff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling learning_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "5fa2be032e5f218748d27bedc92f7cfe5bfbc7b0be9347d91e029067d15fa3ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fa2be032e5f218748d27bedc92f7cfe5bfbc7b0be9347d91e029067d15fa3ff", kill_on_drop: false }`
[INFO] [stdout] 5fa2be032e5f218748d27bedc92f7cfe5bfbc7b0be9347d91e029067d15fa3ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6026bf022234015927b2f563e72fbdba8fcfcb514dd59388f7493bb24e609237
[INFO] running `Command { std: "docker" "start" "-a" "6026bf022234015927b2f563e72fbdba8fcfcb514dd59388f7493bb24e609237", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling learning_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `Command { std: "docker" "inspect" "6026bf022234015927b2f563e72fbdba8fcfcb514dd59388f7493bb24e609237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6026bf022234015927b2f563e72fbdba8fcfcb514dd59388f7493bb24e609237", kill_on_drop: false }`
[INFO] [stdout] 6026bf022234015927b2f563e72fbdba8fcfcb514dd59388f7493bb24e609237
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b24846e22f99196733b39ce8c9c7e5d6dc45b54ae3ad9bc2464ca212c054d158
[INFO] running `Command { std: "docker" "start" "-a" "b24846e22f99196733b39ce8c9c7e5d6dc45b54ae3ad9bc2464ca212c054d158", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.96s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learning_rust-40f9a38843c44ac5)
[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" "b24846e22f99196733b39ce8c9c7e5d6dc45b54ae3ad9bc2464ca212c054d158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b24846e22f99196733b39ce8c9c7e5d6dc45b54ae3ad9bc2464ca212c054d158", kill_on_drop: false }`
[INFO] [stdout] b24846e22f99196733b39ce8c9c7e5d6dc45b54ae3ad9bc2464ca212c054d158