[INFO] cloning repository https://github.com/colwem/rating-stats-per-game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/colwem/rating-stats-per-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolwem%2Frating-stats-per-game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolwem%2Frating-stats-per-game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a266566a06380de63a95995843e1b4f04a0ab35
[INFO] checking colwem/rating-stats-per-game against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolwem%2Frating-stats-per-game" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/colwem/rating-stats-per-game on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/colwem/rating-stats-per-game
[INFO] finished tweaking git repo https://github.com/colwem/rating-stats-per-game
[INFO] tweaked toml for git repo https://github.com/colwem/rating-stats-per-game written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/colwem/rating-stats-per-game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pgn-reader v0.15.0
[INFO] [stderr]   Downloaded btoi v0.4.1
[INFO] [stderr]   Downloaded shakmaty v0.15.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95764f50eb5882adb17c93644acdce18c3c1dd444ea1593dc3ade581884e4d07
[INFO] running `Command { std: "docker" "start" "-a" "95764f50eb5882adb17c93644acdce18c3c1dd444ea1593dc3ade581884e4d07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95764f50eb5882adb17c93644acdce18c3c1dd444ea1593dc3ade581884e4d07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95764f50eb5882adb17c93644acdce18c3c1dd444ea1593dc3ade581884e4d07", kill_on_drop: false }`
[INFO] [stdout] 95764f50eb5882adb17c93644acdce18c3c1dd444ea1593dc3ade581884e4d07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e99c2959edd4e117e34ecc081b3ece3c5b6475449b45cfea509ff4b7f0d4c07d
[INFO] running `Command { std: "docker" "start" "-a" "e99c2959edd4e117e34ecc081b3ece3c5b6475449b45cfea509ff4b7f0d4c07d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling shakmaty v0.15.3
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking histogram v0.6.9
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking slice-deque v0.2.4
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking btoi v0.4.1
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking pgn-reader v0.15.0
[INFO] [stderr]     Checking rating-stats-per-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `rated`
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     rated: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rated`
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     rated: bool,
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.88s
[INFO] running `Command { std: "docker" "inspect" "e99c2959edd4e117e34ecc081b3ece3c5b6475449b45cfea509ff4b7f0d4c07d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e99c2959edd4e117e34ecc081b3ece3c5b6475449b45cfea509ff4b7f0d4c07d", kill_on_drop: false }`
[INFO] [stdout] e99c2959edd4e117e34ecc081b3ece3c5b6475449b45cfea509ff4b7f0d4c07d