[INFO] cloning repository https://github.com/theashraf/snake-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/theashraf/snake-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheashraf%2Fsnake-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheashraf%2Fsnake-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aef5c8be297d344e0a57bf70b2266b0dc72f14d8
[INFO] checking theashraf/snake-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheashraf%2Fsnake-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/theashraf/snake-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/theashraf/snake-rs
[INFO] finished tweaking git repo https://github.com/theashraf/snake-rs
[INFO] tweaked toml for git repo https://github.com/theashraf/snake-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/theashraf/snake-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] bb94471c900d46e9c8dd577b1e125a1c7f9055aa3febc54c1cd460bd317c6ea6
[INFO] running `Command { std: "docker" "start" "-a" "bb94471c900d46e9c8dd577b1e125a1c7f9055aa3febc54c1cd460bd317c6ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb94471c900d46e9c8dd577b1e125a1c7f9055aa3febc54c1cd460bd317c6ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb94471c900d46e9c8dd577b1e125a1c7f9055aa3febc54c1cd460bd317c6ea6", kill_on_drop: false }`
[INFO] [stdout] bb94471c900d46e9c8dd577b1e125a1c7f9055aa3febc54c1cd460bd317c6ea6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 73fec4c196760bf5cc99fb2b224924ac4b4116c7cd9ccb65bc2e8997614f0e16
[INFO] running `Command { std: "docker" "start" "-a" "73fec4c196760bf5cc99fb2b224924ac4b4116c7cd9ccb65bc2e8997614f0e16", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking libloading v0.8.1
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.8
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking strict-num v0.1.1
[INFO] [stderr]     Checking flate2 v1.0.27
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking either v1.9.0
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[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking tiny-skia-path v0.8.4
[INFO] [stderr]    Compiling wayland-sys v0.30.1
[INFO] [stderr]    Compiling num-rational v0.4.1
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[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking png v0.17.10
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]    Compiling glutin v0.30.10
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
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[INFO] [stderr]     Checking raw-window-handle v0.5.2
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[INFO] [stderr]    Compiling glutin-winit v0.3.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.4.0
[INFO] [stderr]     Checking nix v0.24.3
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[INFO] [stderr]    Compiling gl v0.13.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking owned_ttf_parser v0.19.0
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[INFO] [stderr]    Compiling wayland-client v0.29.5
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[INFO] [stderr]     Checking owned_ttf_parser v0.15.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rusttype v0.9.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking piston2d-graphics v0.44.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking tiff v0.9.0
[INFO] [stderr]     Checking calloop v0.10.6
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[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]     Checking pistoncore-input v1.0.1
[INFO] [stderr]     Checking pistoncore-window v1.0.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.54.0
[INFO] [stderr]     Checking piston v0.54.0
[INFO] [stderr]     Checking piston-gfx_texture v0.44.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.80.0
[INFO] [stderr]     Checking sctk-adwaita v0.5.4
[INFO] [stderr]     Checking pistoncore-glutin_window v0.72.0
[INFO] [stderr]     Checking piston_window v0.130.0
[INFO] [stderr]     Checking snake-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `opposite` is never used
[INFO] [stdout]   --> src/snake.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Direction {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 18 |     pub fn opposite(&self) -> Direction {
[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: method `opposite` is never used
[INFO] [stdout]   --> src/snake.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Direction {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 18 |     pub fn opposite(&self) -> Direction {
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.22s
[INFO] running `Command { std: "docker" "inspect" "73fec4c196760bf5cc99fb2b224924ac4b4116c7cd9ccb65bc2e8997614f0e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73fec4c196760bf5cc99fb2b224924ac4b4116c7cd9ccb65bc2e8997614f0e16", kill_on_drop: false }`
[INFO] [stdout] 73fec4c196760bf5cc99fb2b224924ac4b4116c7cd9ccb65bc2e8997614f0e16
[INFO] checking theashraf/snake-rs against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheashraf%2Fsnake-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/theashraf/snake-rs 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/theashraf/snake-rs
[INFO] finished tweaking git repo https://github.com/theashraf/snake-rs
[INFO] tweaked toml for git repo https://github.com/theashraf/snake-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/theashraf/snake-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 32d90a81cc2e4d86e1e2850719ed41f33b9cfead40c9d85d290a1e9a4acdfec4
[INFO] running `Command { std: "docker" "start" "-a" "32d90a81cc2e4d86e1e2850719ed41f33b9cfead40c9d85d290a1e9a4acdfec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32d90a81cc2e4d86e1e2850719ed41f33b9cfead40c9d85d290a1e9a4acdfec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32d90a81cc2e4d86e1e2850719ed41f33b9cfead40c9d85d290a1e9a4acdfec4", kill_on_drop: false }`
[INFO] [stdout] 32d90a81cc2e4d86e1e2850719ed41f33b9cfead40c9d85d290a1e9a4acdfec4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7fb8fc9f5c24adffab98c2ed48ed4a2f372806473b2994465be4e09f9ac38587
[INFO] running `Command { std: "docker" "start" "-a" "7fb8fc9f5c24adffab98c2ed48ed4a2f372806473b2994465be4e09f9ac38587", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking libloading v0.8.1
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.8
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[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking strict-num v0.1.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking flate2 v1.0.27
[INFO] [stderr]     Checking ttf-parser v0.19.2
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[INFO] [stderr]    Compiling wayland-sys v0.30.1
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[INFO] [stderr]    Compiling serde_derive v1.0.188
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[INFO] [stderr]     Checking snake-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `opposite` is never used
[INFO] [stdout]   --> src/snake.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Direction {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 18 |     pub fn opposite(&self) -> Direction {
[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: method `opposite` is never used
[INFO] [stdout]   --> src/snake.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Direction {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 18 |     pub fn opposite(&self) -> Direction {
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.35s
[INFO] running `Command { std: "docker" "inspect" "7fb8fc9f5c24adffab98c2ed48ed4a2f372806473b2994465be4e09f9ac38587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb8fc9f5c24adffab98c2ed48ed4a2f372806473b2994465be4e09f9ac38587", kill_on_drop: false }`
[INFO] [stdout] 7fb8fc9f5c24adffab98c2ed48ed4a2f372806473b2994465be4e09f9ac38587