[INFO] cloning repository https://github.com/haihala/rust-pentago
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/haihala/rust-pentago" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaihala%2Frust-pentago", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaihala%2Frust-pentago'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22cf4207a8d98def70caafe6ed9154eb7922982b
[INFO] checking haihala/rust-pentago against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaihala%2Frust-pentago" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/haihala/rust-pentago on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/haihala/rust-pentago
[INFO] finished tweaking git repo https://github.com/haihala/rust-pentago
[INFO] tweaked toml for git repo https://github.com/haihala/rust-pentago written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/haihala/rust-pentago already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ratatui v0.21.0
[INFO] [stderr]   Downloaded serde v1.0.167
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3876d1f67c819e153a2af96482fbd9ab5b0f1cccf5fda4e687737d44d99d9d47
[INFO] running `Command { std: "docker" "start" "-a" "3876d1f67c819e153a2af96482fbd9ab5b0f1cccf5fda4e687737d44d99d9d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3876d1f67c819e153a2af96482fbd9ab5b0f1cccf5fda4e687737d44d99d9d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3876d1f67c819e153a2af96482fbd9ab5b0f1cccf5fda4e687737d44d99d9d47", kill_on_drop: false }`
[INFO] [stdout] 3876d1f67c819e153a2af96482fbd9ab5b0f1cccf5fda4e687737d44d99d9d47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4441f2d81b76c96ed32b56108d73b7c69c79ba41da9629f3ec0d39f0b56ff38
[INFO] running `Command { std: "docker" "start" "-a" "b4441f2d81b76c96ed32b56108d73b7c69c79ba41da9629f3ec0d39f0b56ff38", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking time-core v0.1.1
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking time v0.3.22
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking ratatui v0.21.0
[INFO] [stderr]     Checking rust-pentago v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Two` is never constructed
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum Player {
[INFO] [stdout]    |      ------ variant in this enum
[INFO] [stdout] 22 |     One,
[INFO] [stdout] 23 |     Two,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Player` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Two` is never constructed
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum Player {
[INFO] [stdout]    |      ------ variant in this enum
[INFO] [stdout] 22 |     One,
[INFO] [stdout] 23 |     Two,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Player` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[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` profile [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `Command { std: "docker" "inspect" "b4441f2d81b76c96ed32b56108d73b7c69c79ba41da9629f3ec0d39f0b56ff38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4441f2d81b76c96ed32b56108d73b7c69c79ba41da9629f3ec0d39f0b56ff38", kill_on_drop: false }`
[INFO] [stdout] b4441f2d81b76c96ed32b56108d73b7c69c79ba41da9629f3ec0d39f0b56ff38