[INFO] cloning repository https://github.com/vscalcione/snake-game-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vscalcione/snake-game-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvscalcione%2Fsnake-game-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvscalcione%2Fsnake-game-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f736fd11fea90cd3de50d4d8fd16428934db3424
[INFO] documenting vscalcione/snake-game-rust against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvscalcione%2Fsnake-game-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vscalcione/snake-game-rust on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vscalcione/snake-game-rust
[INFO] finished tweaking git repo https://github.com/vscalcione/snake-game-rust
[INFO] tweaked toml for git repo https://github.com/vscalcione/snake-game-rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/vscalcione/snake-game-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stb_truetype v0.2.8
[INFO] [stderr]   Downloaded gl_generator v0.7.0
[INFO] [stderr]   Downloaded rayon-core v1.8.1
[INFO] [stderr]   Downloaded rayon v1.4.1
[INFO] [stderr]   Downloaded gfx_gl v0.4.0
[INFO] [stderr]   Downloaded dwmapi-sys v0.1.1
[INFO] [stderr]   Downloaded gfx_device_gl v0.14.6
[INFO] [stderr]   Downloaded gfx v0.16.3
[INFO] [stderr]   Downloaded piston-gfx_texture v0.30.0
[INFO] [stderr]   Downloaded piston2d-graphics v0.24.0
[INFO] [stderr]   Downloaded rusttype v0.2.4
[INFO] [stderr]   Downloaded image v0.18.0
[INFO] [stderr]   Downloaded piston_window v0.74.0
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.43.0
[INFO] [stderr]   Downloaded gl v0.7.0
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.47.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 072f287024f56d3815205496a71588a94c1c269911bb9087152774042ff191c2
[INFO] running `Command { std: "docker" "start" "-a" "072f287024f56d3815205496a71588a94c1c269911bb9087152774042ff191c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "072f287024f56d3815205496a71588a94c1c269911bb9087152774042ff191c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "072f287024f56d3815205496a71588a94c1c269911bb9087152774042ff191c2", kill_on_drop: false }`
[INFO] [stdout] 072f287024f56d3815205496a71588a94c1c269911bb9087152774042ff191c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1028ba7d254c191aa09a2317cd123d31a7b4c96f71b3ed011188e79d3a3e7807
[INFO] running `Command { std: "docker" "start" "-a" "1028ba7d254c191aa09a2317cd123d31a7b4c96f71b3ed011188e79d3a3e7807", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking shader_version v0.3.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking piston-texture v0.6.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking interpolation v0.1.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking draw_state v0.7.1
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]     Checking piston-viewport v0.3.0
[INFO] [stderr]     Checking vecmath v0.3.1
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling gl_generator v0.7.0
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]    Compiling wayland-scanner v0.9.10
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking stb_truetype v0.2.8
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.44/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=875b7f823ce23cb7 -C extra-filename=-875b7f823ce23cb7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5183daaff8fc0d44.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6b52825d784462e1.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-123b1a1a47f71896.rmeta --cap-lints allow --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.117/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=0f6e0a81a8f1b7e4 -C extra-filename=-0f6e0a81a8f1b7e4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_boxed_path --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero --cfg core_try_from --cfg num_nonzero_signed --cfg std_atomic64 --cfg std_atomic` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "1028ba7d254c191aa09a2317cd123d31a7b4c96f71b3ed011188e79d3a3e7807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1028ba7d254c191aa09a2317cd123d31a7b4c96f71b3ed011188e79d3a3e7807", kill_on_drop: false }`
[INFO] [stdout] 1028ba7d254c191aa09a2317cd123d31a7b4c96f71b3ed011188e79d3a3e7807