[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 beta-2021-09-08 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-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/branransom/chess on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-5/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" "+beta-2021-09-08" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 304ffe338ddd214f45693d1de3a45984582313c49701152598e3aa7d7f6af2de
[INFO] running `Command { std: "docker" "start" "-a" "304ffe338ddd214f45693d1de3a45984582313c49701152598e3aa7d7f6af2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "304ffe338ddd214f45693d1de3a45984582313c49701152598e3aa7d7f6af2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "304ffe338ddd214f45693d1de3a45984582313c49701152598e3aa7d7f6af2de", kill_on_drop: false }`
[INFO] [stdout] 304ffe338ddd214f45693d1de3a45984582313c49701152598e3aa7d7f6af2de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05cf561077f348fcc9dba532fefa8edeed3ff0790905024763ae8281451c48a5
[INFO] running `Command { std: "docker" "start" "-a" "05cf561077f348fcc9dba532fefa8edeed3ff0790905024763ae8281451c48a5", 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 dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "05cf561077f348fcc9dba532fefa8edeed3ff0790905024763ae8281451c48a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05cf561077f348fcc9dba532fefa8edeed3ff0790905024763ae8281451c48a5", kill_on_drop: false }`
[INFO] [stdout] 05cf561077f348fcc9dba532fefa8edeed3ff0790905024763ae8281451c48a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6a2a639a407f2b2ba0e5cbf80435bd5930a23bfe7c2ddfc59c45f37732b7c2e
[INFO] running `Command { std: "docker" "start" "-a" "e6a2a639a407f2b2ba0e5cbf80435bd5930a23bfe7c2ddfc59c45f37732b7c2e", 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 0.72s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e6a2a639a407f2b2ba0e5cbf80435bd5930a23bfe7c2ddfc59c45f37732b7c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a2a639a407f2b2ba0e5cbf80435bd5930a23bfe7c2ddfc59c45f37732b7c2e", kill_on_drop: false }`
[INFO] [stdout] e6a2a639a407f2b2ba0e5cbf80435bd5930a23bfe7c2ddfc59c45f37732b7c2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8ae67ae52af69407d6dfa58ef8a46eb8758cd46bd7d3504a24ab35e6897cc8c
[INFO] running `Command { std: "docker" "start" "-a" "b8ae67ae52af69407d6dfa58ef8a46eb8758cd46bd7d3504a24ab35e6897cc8c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: associated function is never used: `simple_char`
[INFO] [stdout] running 1 test
[INFO] [stderr]   --> src/board.rs:14:8
[INFO] [stdout] test board::tests::pieces_recognized ... ok
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 14 |     fn simple_char(&self) -> &'static str {
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[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 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chess_rs-95ed88ac00da56b3)
[INFO] running `Command { std: "docker" "inspect" "b8ae67ae52af69407d6dfa58ef8a46eb8758cd46bd7d3504a24ab35e6897cc8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8ae67ae52af69407d6dfa58ef8a46eb8758cd46bd7d3504a24ab35e6897cc8c", kill_on_drop: false }`
[INFO] [stdout] b8ae67ae52af69407d6dfa58ef8a46eb8758cd46bd7d3504a24ab35e6897cc8c