[INFO] cloning repository https://github.com/battesonb/tetris-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/battesonb/tetris-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbattesonb%2Ftetris-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbattesonb%2Ftetris-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0db3fdad9c6bed73c0a98c31be4ccbeda3536858
[INFO] checking battesonb/tetris-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbattesonb%2Ftetris-rs" "/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/battesonb/tetris-rs 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/battesonb/tetris-rs
[INFO] finished tweaking git repo https://github.com/battesonb/tetris-rs
[INFO] tweaked toml for git repo https://github.com/battesonb/tetris-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/battesonb/tetris-rs 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 miniquad v0.3.0-alpha.33
[INFO] [stderr]   Downloaded macroquad_macro v0.1.5
[INFO] [stderr]   Downloaded sapp-windows v0.2.16
[INFO] [stderr]   Downloaded oboe v0.4.2
[INFO] [stderr]   Downloaded oboe-sys v0.4.2
[INFO] [stderr]   Downloaded sapp-android v0.1.6
[INFO] [stderr]   Downloaded macroquad v0.3.4
[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] 3a612720efc868b6bc1f06b4eaf05f5ce2f6392d0cdff8b8ccbd98ce9064c82d
[INFO] running `Command { std: "docker" "start" "-a" "3a612720efc868b6bc1f06b4eaf05f5ce2f6392d0cdff8b8ccbd98ce9064c82d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a612720efc868b6bc1f06b4eaf05f5ce2f6392d0cdff8b8ccbd98ce9064c82d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a612720efc868b6bc1f06b4eaf05f5ce2f6392d0cdff8b8ccbd98ce9064c82d", kill_on_drop: false }`
[INFO] [stdout] 3a612720efc868b6bc1f06b4eaf05f5ce2f6392d0cdff8b8ccbd98ce9064c82d
[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] 2d736a7efdc1d5da23952af4223ed3dffecf880aa719469e0f3cbeec8e001cf5
[INFO] running `Command { std: "docker" "start" "-a" "2d736a7efdc1d5da23952af4223ed3dffecf880aa719469e0f3cbeec8e001cf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling sapp-linux v0.1.13
[INFO] [stderr]    Compiling cpal v0.13.3
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
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[INFO] [stderr]    Compiling quote v1.0.9
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[INFO] [stderr]     Checking miniquad v0.3.0-alpha.33
[INFO] [stderr]     Checking alsa v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking rodio v0.13.1
[INFO] [stderr]     Checking macroquad v0.3.4
[INFO] [stderr]     Checking tetris-rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `multiply` is never used
[INFO] [stdout]  --> src/color.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait ColorExtension {
[INFO] [stdout]   |           -------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 6 |     fn multiply(&self, value: f32) -> Color;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/tetromino.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Tetromino {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 7 |     pub name: TetrominoName,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Tetromino` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `multiply` is never used
[INFO] [stdout]  --> src/color.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait ColorExtension {
[INFO] [stdout]   |           -------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 6 |     fn multiply(&self, value: f32) -> Color;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/tetromino.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Tetromino {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 7 |     pub name: TetrominoName,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Tetromino` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.56s
[INFO] running `Command { std: "docker" "inspect" "2d736a7efdc1d5da23952af4223ed3dffecf880aa719469e0f3cbeec8e001cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d736a7efdc1d5da23952af4223ed3dffecf880aa719469e0f3cbeec8e001cf5", kill_on_drop: false }`
[INFO] [stdout] 2d736a7efdc1d5da23952af4223ed3dffecf880aa719469e0f3cbeec8e001cf5