[INFO] cloning repository https://github.com/ammarshahin/LearningRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ammarshahin/LearningRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fammarshahin%2FLearningRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fammarshahin%2FLearningRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13d103c3c9b6dd06879fcc7c7711bf3129de7001
[INFO] testing ammarshahin/LearningRust against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fammarshahin%2FLearningRust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ammarshahin/LearningRust
[INFO] finished tweaking git repo https://github.com/ammarshahin/LearningRust
[INFO] tweaked toml for git repo https://github.com/ammarshahin/LearningRust written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ammarshahin/LearningRust on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 46 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c93f368f5b1967cfcd502e21048f7cfb57a2ef84b30b73f8d2f7dbb7513b3dee
[INFO] running `Command { std: "docker" "start" "-a" "c93f368f5b1967cfcd502e21048f7cfb57a2ef84b30b73f8d2f7dbb7513b3dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c93f368f5b1967cfcd502e21048f7cfb57a2ef84b30b73f8d2f7dbb7513b3dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c93f368f5b1967cfcd502e21048f7cfb57a2ef84b30b73f8d2f7dbb7513b3dee", kill_on_drop: false }`
[INFO] [stdout] c93f368f5b1967cfcd502e21048f7cfb57a2ef84b30b73f8d2f7dbb7513b3dee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8389c75e38c774f9b1fedf5f6ec61e848e30c9a10569f00e3dbe8d7acff0b1de
[INFO] running `Command { std: "docker" "start" "-a" "8389c75e38c774f9b1fedf5f6ec61e848e30c9a10569f00e3dbe8d7acff0b1de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling zerocopy v0.8.47
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling learning_rust v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.66s
[INFO] running `Command { std: "docker" "inspect" "8389c75e38c774f9b1fedf5f6ec61e848e30c9a10569f00e3dbe8d7acff0b1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8389c75e38c774f9b1fedf5f6ec61e848e30c9a10569f00e3dbe8d7acff0b1de", kill_on_drop: false }`
[INFO] [stdout] 8389c75e38c774f9b1fedf5f6ec61e848e30c9a10569f00e3dbe8d7acff0b1de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2a84d1a7c178563fc3bf6922c4df390640dbf5dc3077042ca0b0fd5d0ce4cfb
[INFO] running `Command { std: "docker" "start" "-a" "b2a84d1a7c178563fc3bf6922c4df390640dbf5dc3077042ca0b0fd5d0ce4cfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling learning_rust v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/exercism/goldbach_conjecture/main.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |     let x = 1030509;
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/exercism/goldbach_conjecture/main.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |     let x = 1030510;
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "b2a84d1a7c178563fc3bf6922c4df390640dbf5dc3077042ca0b0fd5d0ce4cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2a84d1a7c178563fc3bf6922c4df390640dbf5dc3077042ca0b0fd5d0ce4cfb", kill_on_drop: false }`
[INFO] [stdout] b2a84d1a7c178563fc3bf6922c4df390640dbf5dc3077042ca0b0fd5d0ce4cfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52b95dcfd6a5ea601b1471b2db1efa801f5dc684ebd7900563ffc0f57bb83a81
[INFO] running `Command { std: "docker" "start" "-a" "52b95dcfd6a5ea601b1471b2db1efa801f5dc684ebd7900563ffc0f57bb83a81", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/exercism/goldbach_conjecture/main.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 122 |     let x = 1030509;
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/exercism/goldbach_conjecture/main.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 |     let x = 1030510;
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: `learning_rust` (bin "learning_rust" test) generated 2 warnings (run `cargo fix --bin "learning_rust" -p learning_rust --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/exercism/goldbach_conjecture/main.rs (/opt/rustwide/target/debug/deps/learning_rust-4606e17ce87db60f)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_if_prime_tmp ... ok
[INFO] [stdout] test tests::test_goldbach_tmp ... ok
[INFO] [stdout] test tests::test_if_prime ... ok
[INFO] [stdout] test tests::test_goldbach_odd ... ok
[INFO] [stdout] test tests::test_goldbach has been running for over 60 seconds
[INFO] [stdout] test tests::test_goldbach ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 295.86s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "52b95dcfd6a5ea601b1471b2db1efa801f5dc684ebd7900563ffc0f57bb83a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b95dcfd6a5ea601b1471b2db1efa801f5dc684ebd7900563ffc0f57bb83a81", kill_on_drop: false }`
[INFO] [stdout] 52b95dcfd6a5ea601b1471b2db1efa801f5dc684ebd7900563ffc0f57bb83a81