[INFO] cloning repository https://github.com/goodisontoffee/rust_lang_snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/goodisontoffee/rust_lang_snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodisontoffee%2Frust_lang_snake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodisontoffee%2Frust_lang_snake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5d30ac87e32ee4e98550327dd3ffaaeac841e60
[INFO] testing goodisontoffee/rust_lang_snake against 1.57.0 for beta-1.58-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodisontoffee%2Frust_lang_snake" "/workspace/builds/worker-67/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-67/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/goodisontoffee/rust_lang_snake on toolchain 1.57.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.57.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/goodisontoffee/rust_lang_snake
[INFO] finished tweaking git repo https://github.com/goodisontoffee/rust_lang_snake
[INFO] tweaked toml for git repo https://github.com/goodisontoffee/rust_lang_snake written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] crate git repo https://github.com/goodisontoffee/rust_lang_snake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.57.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] Blocking waiting for file lock on package cache
[INFO] [stderr] Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+1.57.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0cb4632964f93b2c12ce64ba4b6007d9e69c4e781d56bbdd75832156dc58dfa9
[INFO] running `Command { std: "docker" "start" "-a" "0cb4632964f93b2c12ce64ba4b6007d9e69c4e781d56bbdd75832156dc58dfa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cb4632964f93b2c12ce64ba4b6007d9e69c4e781d56bbdd75832156dc58dfa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cb4632964f93b2c12ce64ba4b6007d9e69c4e781d56bbdd75832156dc58dfa9", kill_on_drop: false }`
[INFO] [stdout] 0cb4632964f93b2c12ce64ba4b6007d9e69c4e781d56bbdd75832156dc58dfa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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=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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+1.57.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1081d7bbc185bf351046d3850593982fd0509098c354cea5ecfda250c35cb6fb
[INFO] running `Command { std: "docker" "start" "-a" "1081d7bbc185bf351046d3850593982fd0509098c354cea5ecfda250c35cb6fb", kill_on_drop: false }`
[INFO] [stderr] Compiling libc v0.2.94
[INFO] [stderr] Compiling xml-rs v0.8.3
[INFO] [stderr] Compiling log v0.4.8
[INFO] [stderr] Compiling proc-macro2 v1.0.18
[INFO] [stderr] Compiling khronos_api v3.1.0
[INFO] [stderr] Compiling once_cell v1.7.2
[INFO] [stderr] Compiling piston-float v1.0.0
[INFO] [stderr] Compiling byteorder v1.3.4
[INFO] [stderr] Compiling memchr v2.3.4
[INFO] [stderr] Compiling ttf-parser v0.6.2
[INFO] [stderr] Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr] Compiling syn v1.0.30
[INFO] [stderr] Compiling adler32 v1.0.4
[INFO] [stderr] Compiling rayon-core v1.7.0
[INFO] [stderr] Compiling libloading v0.6.2
[INFO] [stderr] Compiling serde v1.0.111
[INFO] [stderr] Compiling nix v0.18.0
[INFO] [stderr] Compiling piston-graphics_api_version v1.0.0
[INFO] [stderr] Compiling crc32fast v1.2.0
[INFO] [stderr] Compiling same-file v1.0.6
[INFO] [stderr] Compiling xdg v2.2.0
[INFO] [stderr] Compiling either v1.5.3
[INFO] [stderr] Compiling lzw v0.10.0
[INFO] [stderr] Compiling slab v0.4.3
[INFO] [stderr] Compiling color_quant v1.0.1
[INFO] [stderr] Compiling getrandom v0.2.2
[INFO] [stderr] Compiling lazycell v1.3.0
[INFO] [stderr] Compiling bytemuck v1.2.0
[INFO] [stderr] Compiling piston-texture v0.8.0
[INFO] [stderr] Compiling scoped_threadpool v0.1.9
[INFO] [stderr] Compiling spin_sleep v1.0.0
[INFO] [stderr] Compiling read_color v1.0.0
[INFO] [stderr] Compiling interpolation v0.2.0
[INFO] [stderr] Compiling ppv-lite86 v0.2.8
[INFO] [stderr] Compiling piston-shaders_graphics2d v0.4.0
[INFO] [stderr] Compiling find_folder v0.3.0
[INFO] [stderr] Compiling libloading v0.7.0
[INFO] [stderr] Compiling wayland-sys v0.28.5
[INFO] [stderr] Compiling nom v6.1.2
[INFO] [stderr] Compiling num-integer v0.1.42
[INFO] [stderr] Compiling num-rational v0.2.4
[INFO] [stderr] Compiling instant v0.1.9
[INFO] [stderr] Compiling lock_api v0.4.3
[INFO] [stderr] Compiling draw_state v0.8.0
[INFO] [stderr] Compiling crossbeam-queue v0.2.2
[INFO] [stderr] Compiling piston-viewport v1.0.0
[INFO] [stderr] Compiling vecmath v1.0.0
[INFO] [stderr] Compiling walkdir v2.3.1
[INFO] [stderr] Compiling inflate v0.4.5
[INFO] [stderr] Compiling miniz_oxide v0.3.6
[INFO] [stderr] Compiling shader_version v0.7.0
[INFO] [stderr] Compiling dlib v0.5.0
[INFO] [stderr] Compiling gif v0.10.3
[INFO] [stderr] Compiling gfx_core v0.9.2
[INFO] [stderr] Compiling dlib v0.4.2
[INFO] [stderr] Compiling gl_generator v0.13.1
[INFO] [stderr] Compiling gl_generator v0.14.0
[INFO] [stderr] Compiling quote v1.0.6
[INFO] [stderr] Compiling deflate v0.8.4
[INFO] [stderr] Compiling tiff v0.4.0
[INFO] [stderr] Compiling num-iter v0.1.40
[INFO] [stderr] Compiling wayland-scanner v0.28.5
[INFO] [stderr] Compiling owned_ttf_parser v0.6.0
[INFO] [stderr] Compiling png v0.16.4
[INFO] [stderr] Compiling rusttype v0.9.2
[INFO] [stderr] Compiling glutin_egl_sys v0.1.4
[INFO] [stderr] Compiling glutin_glx_sys v0.1.6
[INFO] [stderr] Compiling gl v0.13.0
[INFO] [stderr] Compiling andrew v0.3.1
[INFO] [stderr] Compiling piston2d-graphics v0.40.0
[INFO] [stderr] Compiling gfx_gl v0.6.1
[INFO] [stderr] Compiling gfx v0.18.2
[INFO] [stderr] Compiling nix v0.20.0
[INFO] [stderr] Compiling num_cpus v1.13.0
[INFO] [stderr] Compiling net2 v0.2.37
[INFO] [stderr] Compiling iovec v0.1.4
[INFO] [stderr] Compiling x11-dl v2.18.5
[INFO] [stderr] Compiling memmap2 v0.1.0
[INFO] [stderr] Compiling parking_lot_core v0.8.3
[INFO] [stderr] Compiling raw-window-handle v0.3.3
[INFO] [stderr] Compiling shared_library v0.1.9
[INFO] [stderr] Compiling rand_core v0.6.2
[INFO] [stderr] Compiling osmesa-sys v0.1.2
[INFO] [stderr] Compiling mio v0.6.23
[INFO] [stderr] Compiling parking_lot v0.11.1
[INFO] [stderr] Compiling xcursor v0.3.3
[INFO] [stderr] Compiling rand_chacha v0.3.0
[INFO] [stderr] Compiling rayon v1.3.0
[INFO] [stderr] Compiling rand v0.8.3
[INFO] [stderr] Compiling wayland-client v0.28.5
[INFO] [stderr] Compiling wayland-protocols v0.28.5
[INFO] [stderr] Compiling mio-extras v2.0.6
[INFO] [stderr] Compiling jpeg-decoder v0.1.19
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr]
[INFO] [stderr] Caused by:
[INFO] [stderr] process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.30/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=46a2bc1a29606bdb -C extra-filename=-46a2bc1a29606bdb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-512b68624c441aea.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-91a6f1bedc705918.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-f8d4937d6b645946.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1081d7bbc185bf351046d3850593982fd0509098c354cea5ecfda250c35cb6fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1081d7bbc185bf351046d3850593982fd0509098c354cea5ecfda250c35cb6fb", kill_on_drop: false }`
[INFO] [stdout] 1081d7bbc185bf351046d3850593982fd0509098c354cea5ecfda250c35cb6fb