[INFO] cloning repository https://github.com/DPS0340/rust-training
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DPS0340/rust-training" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDPS0340%2Frust-training", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDPS0340%2Frust-training'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3e21098ba86b3f70f22cb0dd182c9084a922bc4
[INFO] testing DPS0340/rust-training against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDPS0340%2Frust-training" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DPS0340/rust-training on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DPS0340/rust-training
[INFO] finished tweaking git repo https://github.com/DPS0340/rust-training
[INFO] tweaked toml for git repo https://github.com/DPS0340/rust-training written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/DPS0340/rust-training already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7d437db099d9e52bfe23dda12885a79fed30c472de306df18b67b455424a9ad
[INFO] running `Command { std: "docker" "start" "-a" "c7d437db099d9e52bfe23dda12885a79fed30c472de306df18b67b455424a9ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7d437db099d9e52bfe23dda12885a79fed30c472de306df18b67b455424a9ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7d437db099d9e52bfe23dda12885a79fed30c472de306df18b67b455424a9ad", kill_on_drop: false }`
[INFO] [stdout] c7d437db099d9e52bfe23dda12885a79fed30c472de306df18b67b455424a9ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79e731ef7c95a56f9554a654dc27426294aed92aed37e3db7602b34c89f9fb32
[INFO] running `Command { std: "docker" "start" "-a" "79e731ef7c95a56f9554a654dc27426294aed92aed37e3db7602b34c89f9fb32", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_training v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `get_min`
[INFO] [stdout]  --> src/reduce.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_min(it: &Vec<i32>) -> Option<&i32> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "79e731ef7c95a56f9554a654dc27426294aed92aed37e3db7602b34c89f9fb32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79e731ef7c95a56f9554a654dc27426294aed92aed37e3db7602b34c89f9fb32", kill_on_drop: false }`
[INFO] [stdout] 79e731ef7c95a56f9554a654dc27426294aed92aed37e3db7602b34c89f9fb32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e06846e434cc829c05cff3f5f4536aa95bffb3a175fe0603dc58dea5f787e30a
[INFO] running `Command { std: "docker" "start" "-a" "e06846e434cc829c05cff3f5f4536aa95bffb3a175fe0603dc58dea5f787e30a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_training v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_training-abbe54f6eba024c5)
[INFO] running `Command { std: "docker" "inspect" "e06846e434cc829c05cff3f5f4536aa95bffb3a175fe0603dc58dea5f787e30a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e06846e434cc829c05cff3f5f4536aa95bffb3a175fe0603dc58dea5f787e30a", kill_on_drop: false }`
[INFO] [stdout] e06846e434cc829c05cff3f5f4536aa95bffb3a175fe0603dc58dea5f787e30a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6355f33a99c4e8374c676bff938cb72c37eed2cc54c01e0f0b8abb85fb187ea2
[INFO] running `Command { std: "docker" "start" "-a" "6355f33a99c4e8374c676bff938cb72c37eed2cc54c01e0f0b8abb85fb187ea2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_training-abbe54f6eba024c5)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::tests::test_min_desc ... ok
[INFO] [stdout] test test::tests::test_min_asc ... ok
[INFO] [stdout] test test::tests::test_min_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6355f33a99c4e8374c676bff938cb72c37eed2cc54c01e0f0b8abb85fb187ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6355f33a99c4e8374c676bff938cb72c37eed2cc54c01e0f0b8abb85fb187ea2", kill_on_drop: false }`
[INFO] [stdout] 6355f33a99c4e8374c676bff938cb72c37eed2cc54c01e0f0b8abb85fb187ea2