[INFO] cloning repository https://github.com/cfsamson/learning-crc32
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cfsamson/learning-crc32" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfsamson%2Flearning-crc32", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfsamson%2Flearning-crc32'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74bf18eb79a4faad0ef473e89a06531e4f088b01
[INFO] testing cfsamson/learning-crc32 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfsamson%2Flearning-crc32" "/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/cfsamson/learning-crc32 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cfsamson/learning-crc32
[INFO] finished tweaking git repo https://github.com/cfsamson/learning-crc32
[INFO] tweaked toml for git repo https://github.com/cfsamson/learning-crc32 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/cfsamson/learning-crc32 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67a604b16289b8bc1899b7f5cb8e4ef8e7d0a2d4f373f2a03b938c2b9e7c73e8
[INFO] running `Command { std: "docker" "start" "-a" "67a604b16289b8bc1899b7f5cb8e4ef8e7d0a2d4f373f2a03b938c2b9e7c73e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67a604b16289b8bc1899b7f5cb8e4ef8e7d0a2d4f373f2a03b938c2b9e7c73e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67a604b16289b8bc1899b7f5cb8e4ef8e7d0a2d4f373f2a03b938c2b9e7c73e8", kill_on_drop: false }`
[INFO] [stdout] 67a604b16289b8bc1899b7f5cb8e4ef8e7d0a2d4f373f2a03b938c2b9e7c73e8
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f7cddb7cdf887bcccf0edc0cc22ea1d44f43fa3dcbba4a73f355e1c02048ca4
[INFO] running `Command { std: "docker" "start" "-a" "8f7cddb7cdf887bcccf0edc0cc22ea1d44f43fa3dcbba4a73f355e1c02048ca4", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc_checksum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `reflect`
[INFO] [stdout]  --> src/main.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | const fn reflect(data: Crc, n_bits: u8) -> Crc {
[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 0.35s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8f7cddb7cdf887bcccf0edc0cc22ea1d44f43fa3dcbba4a73f355e1c02048ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f7cddb7cdf887bcccf0edc0cc22ea1d44f43fa3dcbba4a73f355e1c02048ca4", kill_on_drop: false }`
[INFO] [stdout] 8f7cddb7cdf887bcccf0edc0cc22ea1d44f43fa3dcbba4a73f355e1c02048ca4
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3aa3d465e165fc3f4b5de3817aef61f8c0c4c9a14cef0a590a1d5f5ad00ed986
[INFO] running `Command { std: "docker" "start" "-a" "3aa3d465e165fc3f4b5de3817aef61f8c0c4c9a14cef0a590a1d5f5ad00ed986", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc_checksum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "3aa3d465e165fc3f4b5de3817aef61f8c0c4c9a14cef0a590a1d5f5ad00ed986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aa3d465e165fc3f4b5de3817aef61f8c0c4c9a14cef0a590a1d5f5ad00ed986", kill_on_drop: false }`
[INFO] [stdout] 3aa3d465e165fc3f4b5de3817aef61f8c0c4c9a14cef0a590a1d5f5ad00ed986
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6b70d1031f4d32ec706bda01715c45648403fa2d0aebf3ebd7ecc6f941a13b11
[INFO] running `Command { std: "docker" "start" "-a" "6b70d1031f4d32ec706bda01715c45648403fa2d0aebf3ebd7ecc6f941a13b11", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/crc_checksum-1db23e47786af21c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_crc ... ignored
[INFO] [stdout] test reflect_u32_works ... ok
[INFO] [stdout] test reflect_u8_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6b70d1031f4d32ec706bda01715c45648403fa2d0aebf3ebd7ecc6f941a13b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b70d1031f4d32ec706bda01715c45648403fa2d0aebf3ebd7ecc6f941a13b11", kill_on_drop: false }`
[INFO] [stdout] 6b70d1031f4d32ec706bda01715c45648403fa2d0aebf3ebd7ecc6f941a13b11