[INFO] cloning repository https://github.com/ottojo/game_ai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ottojo/game_ai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fottojo%2Fgame_ai", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fottojo%2Fgame_ai'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f27ffcedae85d9768b47f97fea1e143760255336
[INFO] checking ottojo/game_ai against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fottojo%2Fgame_ai" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ottojo/game_ai 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] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/ottojo/game_ai
[INFO] finished tweaking git repo https://github.com/ottojo/game_ai
[INFO] tweaked toml for git repo https://github.com/ottojo/game_ai written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ottojo/game_ai 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]     Updating crates.io index
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[INFO] [stderr]   Downloaded ggez v0.9.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9b9f24789e33ccc382f69d7e9f4b095f0f245ea606551507f5b464a31ce48189
[INFO] running `Command { std: "docker" "start" "-a" "9b9f24789e33ccc382f69d7e9f4b095f0f245ea606551507f5b464a31ce48189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b9f24789e33ccc382f69d7e9f4b095f0f245ea606551507f5b464a31ce48189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b9f24789e33ccc382f69d7e9f4b095f0f245ea606551507f5b464a31ce48189", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 970be5e00faff6ea0a7acf600194e01f40b5ef300a736197a57d4ac951a6a6a9
[INFO] running `Command { std: "docker" "start" "-a" "970be5e00faff6ea0a7acf600194e01f40b5ef300a736197a57d4ac951a6a6a9", kill_on_drop: false }`
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[INFO] [stderr]     Checking graphviz-rust v0.7.0
[INFO] [stderr]     Checking mcts v0.1.0 (/opt/rustwide/workdir/mcts)
[INFO] [stdout] warning: the item `Graph` is imported redundantly
[INFO] [stdout]   --> mcts/src/mcts_generic.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | use graphviz_rust::dot_structures::Graph;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 | use graphviz_rust::dot_structures::*;
[INFO] [stdout]    |     -------------------------------- the item `Graph` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]    Compiling cargo-platform v0.1.6
[INFO] [stderr]     Checking wgpu-core v0.16.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]    Compiling cargo_metadata v0.14.2
[INFO] [stderr]    Compiling skeptic v0.13.7
[INFO] [stderr]     Checking zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]     Checking zip v0.6.6
[INFO] [stderr]    Compiling ggez v0.9.3
[INFO] [stdout] warning: the item `Graph` is imported redundantly
[INFO] [stdout]   --> mcts/src/mcts_generic.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | use graphviz_rust::dot_structures::Graph;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 | use graphviz_rust::dot_structures::*;
[INFO] [stdout]    |     -------------------------------- the item `Graph` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]     Checking sctk-adwaita v0.5.4
[INFO] [stderr]     Checking hexxagon v0.1.0 (/opt/rustwide/workdir/hexxagon)
[INFO] [stdout] warning: the item `Vec2` is imported redundantly
[INFO] [stdout]   --> hexxagon/src/bin.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | use ggez::glam::Vec2;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 | use ggez::glam::*;
[INFO] [stdout]    |     ------------- the item `Vec2` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec2` is imported redundantly
[INFO] [stdout]   --> hexxagon/src/bin.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | use ggez::glam::Vec2;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 | use ggez::glam::*;
[INFO] [stdout]    |     ------------- the item `Vec2` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` 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 40.70s
[INFO] running `Command { std: "docker" "inspect" "970be5e00faff6ea0a7acf600194e01f40b5ef300a736197a57d4ac951a6a6a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "970be5e00faff6ea0a7acf600194e01f40b5ef300a736197a57d4ac951a6a6a9", kill_on_drop: false }`
[INFO] [stdout] 970be5e00faff6ea0a7acf600194e01f40b5ef300a736197a57d4ac951a6a6a9