[INFO] cloning repository https://github.com/branransom/chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/branransom/chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbranransom%2Fchess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbranransom%2Fchess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb2c2e725a8fe5fdd3c410192484bfe1507a553a
[INFO] testing branransom/chess against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbranransom%2Fchess" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/branransom/chess on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/branransom/chess
[INFO] finished tweaking git repo https://github.com/branransom/chess
[INFO] tweaked toml for git repo https://github.com/branransom/chess written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/branransom/chess already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c4fb3a389a17890c30d01db4cec6b3ab49b41a070729b118d3885b6dd7d3e3c
[INFO] running `Command { std: "docker" "start" "-a" "7c4fb3a389a17890c30d01db4cec6b3ab49b41a070729b118d3885b6dd7d3e3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c4fb3a389a17890c30d01db4cec6b3ab49b41a070729b118d3885b6dd7d3e3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c4fb3a389a17890c30d01db4cec6b3ab49b41a070729b118d3885b6dd7d3e3c", kill_on_drop: false }`
[INFO] [stdout] 7c4fb3a389a17890c30d01db4cec6b3ab49b41a070729b118d3885b6dd7d3e3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 775b46be1ffafb481a8a29f6859a6ff746a9bb5d97a942be79181b3b8bb1ca1b
[INFO] running `Command { std: "docker" "start" "-a" "775b46be1ffafb481a8a29f6859a6ff746a9bb5d97a942be79181b3b8bb1ca1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling chess-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `simple_char`
[INFO] [stdout]   --> src/board.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn simple_char(&self) -> &'static str {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "775b46be1ffafb481a8a29f6859a6ff746a9bb5d97a942be79181b3b8bb1ca1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "775b46be1ffafb481a8a29f6859a6ff746a9bb5d97a942be79181b3b8bb1ca1b", kill_on_drop: false }`
[INFO] [stdout] 775b46be1ffafb481a8a29f6859a6ff746a9bb5d97a942be79181b3b8bb1ca1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 078be37ac0ee48d42bc3105ac70670e5e8e7037cf68f5b5841d15603bad19a04
[INFO] running `Command { std: "docker" "start" "-a" "078be37ac0ee48d42bc3105ac70670e5e8e7037cf68f5b5841d15603bad19a04", kill_on_drop: false }`
[INFO] [stderr]    Compiling chess-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `simple_char`
[INFO] [stdout]   --> src/board.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn simple_char(&self) -> &'static str {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "078be37ac0ee48d42bc3105ac70670e5e8e7037cf68f5b5841d15603bad19a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "078be37ac0ee48d42bc3105ac70670e5e8e7037cf68f5b5841d15603bad19a04", kill_on_drop: false }`
[INFO] [stdout] 078be37ac0ee48d42bc3105ac70670e5e8e7037cf68f5b5841d15603bad19a04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ab8fbb94db9e7af9ad26ce8643a7a0dbf166acfcbdf6d7b4aa77c0c0888f4d2
[INFO] running `Command { std: "docker" "start" "-a" "1ab8fbb94db9e7af9ad26ce8643a7a0dbf166acfcbdf6d7b4aa77c0c0888f4d2", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `simple_char`
[INFO] [stderr]   --> src/board.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn simple_char(&self) -> &'static str {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `chess-rs` (bin "chess-rs" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chess_rs-66da0531aad960e8)
[INFO] [stdout] running 1 test
[INFO] [stdout] test board::tests::pieces_recognized ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1ab8fbb94db9e7af9ad26ce8643a7a0dbf166acfcbdf6d7b4aa77c0c0888f4d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ab8fbb94db9e7af9ad26ce8643a7a0dbf166acfcbdf6d7b4aa77c0c0888f4d2", kill_on_drop: false }`
[INFO] [stdout] 1ab8fbb94db9e7af9ad26ce8643a7a0dbf166acfcbdf6d7b4aa77c0c0888f4d2