[INFO] cloning repository https://github.com/cezarhg123/snake-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cezarhg123/snake-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcezarhg123%2Fsnake-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcezarhg123%2Fsnake-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39de127efe4a5aad5789a3217ae102e01e2931cf
[INFO] checking cezarhg123/snake-in-rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcezarhg123%2Fsnake-in-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cezarhg123/snake-in-rust 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/cezarhg123/snake-in-rust
[INFO] finished tweaking git repo https://github.com/cezarhg123/snake-in-rust
[INFO] tweaked toml for git repo https://github.com/cezarhg123/snake-in-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cezarhg123/snake-in-rust 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded once_cell v1.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3c3b46a281a45a045aa706aa12ad89ff4abc177b6b56d71e284b1b8bb2873d47
[INFO] running `Command { std: "docker" "start" "-a" "3c3b46a281a45a045aa706aa12ad89ff4abc177b6b56d71e284b1b8bb2873d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c3b46a281a45a045aa706aa12ad89ff4abc177b6b56d71e284b1b8bb2873d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c3b46a281a45a045aa706aa12ad89ff4abc177b6b56d71e284b1b8bb2873d47", kill_on_drop: false }`
[INFO] [stdout] 3c3b46a281a45a045aa706aa12ad89ff4abc177b6b56d71e284b1b8bb2873d47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5b74fc399453087fbb39d6f17c5308776b6bef19343bd94a88cc9f5abdbf6ba6
[INFO] running `Command { std: "docker" "start" "-a" "5b74fc399453087fbb39d6f17c5308776b6bef19343bd94a88cc9f5abdbf6ba6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.11.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking takeable-option v0.5.0
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.4
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glium v0.31.0
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.29.4
[INFO] [stderr]    Compiling wayland-protocols v0.29.4
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking wayland-commons v0.29.4
[INFO] [stderr]     Checking calloop v0.9.3
[INFO] [stderr]     Checking wayland-cursor v0.29.4
[INFO] [stderr]     Checking wayland-egl v0.29.4
[INFO] [stderr]     Checking glutin v0.28.0
[INFO] [stderr]     Checking snake-in-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.07s
[INFO] running `Command { std: "docker" "inspect" "5b74fc399453087fbb39d6f17c5308776b6bef19343bd94a88cc9f5abdbf6ba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b74fc399453087fbb39d6f17c5308776b6bef19343bd94a88cc9f5abdbf6ba6", kill_on_drop: false }`
[INFO] [stdout] 5b74fc399453087fbb39d6f17c5308776b6bef19343bd94a88cc9f5abdbf6ba6
[INFO] checking cezarhg123/snake-in-rust against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcezarhg123%2Fsnake-in-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cezarhg123/snake-in-rust 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/cezarhg123/snake-in-rust
[INFO] finished tweaking git repo https://github.com/cezarhg123/snake-in-rust
[INFO] tweaked toml for git repo https://github.com/cezarhg123/snake-in-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cezarhg123/snake-in-rust 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a1a0106527ab895ce3f92ea549c7079edccc25049e4738994eae7ea514739a52
[INFO] running `Command { std: "docker" "start" "-a" "a1a0106527ab895ce3f92ea549c7079edccc25049e4738994eae7ea514739a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1a0106527ab895ce3f92ea549c7079edccc25049e4738994eae7ea514739a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1a0106527ab895ce3f92ea549c7079edccc25049e4738994eae7ea514739a52", kill_on_drop: false }`
[INFO] [stdout] a1a0106527ab895ce3f92ea549c7079edccc25049e4738994eae7ea514739a52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d7cd8c3fadac08670a9c377e09ed715921196b45c61da28e949c6b3a0e11ddfb
[INFO] running `Command { std: "docker" "start" "-a" "d7cd8c3fadac08670a9c377e09ed715921196b45c61da28e949c6b3a0e11ddfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking once_cell v1.11.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking takeable-option v0.5.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.4
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glium v0.31.0
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.29.4
[INFO] [stderr]    Compiling wayland-protocols v0.29.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking wayland-commons v0.29.4
[INFO] [stderr]     Checking calloop v0.9.3
[INFO] [stderr]     Checking wayland-cursor v0.29.4
[INFO] [stderr]     Checking wayland-egl v0.29.4
[INFO] [stderr]     Checking glutin v0.28.0
[INFO] [stderr]     Checking snake-in-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.21s
[INFO] running `Command { std: "docker" "inspect" "d7cd8c3fadac08670a9c377e09ed715921196b45c61da28e949c6b3a0e11ddfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7cd8c3fadac08670a9c377e09ed715921196b45c61da28e949c6b3a0e11ddfb", kill_on_drop: false }`
[INFO] [stdout] d7cd8c3fadac08670a9c377e09ed715921196b45c61da28e949c6b3a0e11ddfb