[INFO] cloning repository https://github.com/coderpathfinder/snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coderpathfinder/snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoderpathfinder%2Fsnake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoderpathfinder%2Fsnake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cab0cd4db01817b7f2418bf27c8a35e2513f6b8a
[INFO] checking coderpathfinder/snake against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoderpathfinder%2Fsnake" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coderpathfinder/snake 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/coderpathfinder/snake
[INFO] finished tweaking git repo https://github.com/coderpathfinder/snake
[INFO] tweaked toml for git repo https://github.com/coderpathfinder/snake written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/coderpathfinder/snake 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
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xml-rs v0.8.0
[INFO] [stderr]   Downloaded winapi-util v0.1.3
[INFO] [stderr]   Downloaded find_folder v0.3.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.8
[INFO] [stderr]   Downloaded num-rational v0.2.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.9
[INFO] [stderr]   Downloaded serde_derive v1.0.104
[INFO] [stderr]   Downloaded backtrace v0.3.45
[INFO] [stderr]   Downloaded serde v1.0.104
[INFO] [stderr]   Downloaded image v0.23.0
[INFO] [stderr]   Downloaded syn v1.0.16
[INFO] [stderr]   Downloaded backtrace-sys v0.1.33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2b2b3b176b8d0147f90184e141fd00777316192659095c82c4b8c26361fdf9b5
[INFO] running `Command { std: "docker" "start" "-a" "2b2b3b176b8d0147f90184e141fd00777316192659095c82c4b8c26361fdf9b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b2b3b176b8d0147f90184e141fd00777316192659095c82c4b8c26361fdf9b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b2b3b176b8d0147f90184e141fd00777316192659095c82c4b8c26361fdf9b5", kill_on_drop: false }`
[INFO] [stdout] 2b2b3b176b8d0147f90184e141fd00777316192659095c82c4b8c26361fdf9b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fabb7e238771028610b911d16cedc8d4fd719799a8f23531cfba6476c1bc6ceb
[INFO] running `Command { std: "docker" "start" "-a" "fabb7e238771028610b911d16cedc8d4fd719799a8f23531cfba6476c1bc6ceb", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking find_folder v0.3.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.6
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]    Compiling gfx_gl v0.6.1
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking image v0.23.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking piston-gfx_texture v0.41.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.68.0
[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]     Checking pistoncore-input v0.28.0
[INFO] [stderr]     Checking pistoncore-window v0.44.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.49.0
[INFO] [stderr]     Checking piston v0.49.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking winit v0.19.5
[INFO] [stderr]     Checking glutin v0.21.2
[INFO] [stderr]     Checking pistoncore-glutin_window v0.63.0
[INFO] [stderr]     Checking piston_window v0.107.0
[INFO] [stderr]     Checking snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Key` is imported redundantly
[INFO] [stdout]  --> src/game.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use piston_window::*;
[INFO] [stdout]   |     ---------------- the item `Key` is already imported here
[INFO] [stdout] 2 | use rand::Rng;
[INFO] [stdout] 3 | use keyboard::Key;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Key` is imported redundantly
[INFO] [stdout]  --> src/game.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use piston_window::*;
[INFO] [stdout]   |     ---------------- the item `Key` is already imported here
[INFO] [stdout] 2 | use rand::Rng;
[INFO] [stdout] 3 | use keyboard::Key;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[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 54.21s
[INFO] running `Command { std: "docker" "inspect" "fabb7e238771028610b911d16cedc8d4fd719799a8f23531cfba6476c1bc6ceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fabb7e238771028610b911d16cedc8d4fd719799a8f23531cfba6476c1bc6ceb", kill_on_drop: false }`
[INFO] [stdout] fabb7e238771028610b911d16cedc8d4fd719799a8f23531cfba6476c1bc6ceb
[INFO] checking coderpathfinder/snake against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoderpathfinder%2Fsnake" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coderpathfinder/snake on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/coderpathfinder/snake
[INFO] finished tweaking git repo https://github.com/coderpathfinder/snake
[INFO] tweaked toml for git repo https://github.com/coderpathfinder/snake written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/coderpathfinder/snake 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 247ef973e977c29024c759975bdbdaec77492e564a871550ef9c9851bdaa9d92
[INFO] running `Command { std: "docker" "start" "-a" "247ef973e977c29024c759975bdbdaec77492e564a871550ef9c9851bdaa9d92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "247ef973e977c29024c759975bdbdaec77492e564a871550ef9c9851bdaa9d92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "247ef973e977c29024c759975bdbdaec77492e564a871550ef9c9851bdaa9d92", kill_on_drop: false }`
[INFO] [stdout] 247ef973e977c29024c759975bdbdaec77492e564a871550ef9c9851bdaa9d92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c598b55af65e3240b47bae69d09705aba68cda8875dc4a3bba9da129ffa74eff
[INFO] running `Command { std: "docker" "start" "-a" "c598b55af65e3240b47bae69d09705aba68cda8875dc4a3bba9da129ffa74eff", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking find_folder v0.3.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.4
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.6
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]    Compiling gfx_gl v0.6.1
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking image v0.23.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking piston-gfx_texture v0.41.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.68.0
[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]     Checking pistoncore-input v0.28.0
[INFO] [stderr]     Checking pistoncore-window v0.44.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.49.0
[INFO] [stderr]     Checking piston v0.49.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking winit v0.19.5
[INFO] [stderr]     Checking glutin v0.21.2
[INFO] [stderr]     Checking pistoncore-glutin_window v0.63.0
[INFO] [stderr]     Checking piston_window v0.107.0
[INFO] [stderr]     Checking snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Key` is imported redundantly
[INFO] [stdout]  --> src/game.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use piston_window::*;
[INFO] [stdout]   |     ---------------- the item `Key` is already imported here
[INFO] [stdout] 2 | use rand::Rng;
[INFO] [stdout] 3 | use keyboard::Key;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Key` is imported redundantly
[INFO] [stdout]  --> src/game.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use piston_window::*;
[INFO] [stdout]   |     ---------------- the item `Key` is already imported here
[INFO] [stdout] 2 | use rand::Rng;
[INFO] [stdout] 3 | use keyboard::Key;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[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 57.55s
[INFO] running `Command { std: "docker" "inspect" "c598b55af65e3240b47bae69d09705aba68cda8875dc4a3bba9da129ffa74eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c598b55af65e3240b47bae69d09705aba68cda8875dc4a3bba9da129ffa74eff", kill_on_drop: false }`
[INFO] [stdout] c598b55af65e3240b47bae69d09705aba68cda8875dc4a3bba9da129ffa74eff