[INFO] cloning repository https://github.com/aleeeexcool/2048_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aleeeexcool/2048_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleeeexcool%2F2048_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleeeexcool%2F2048_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24f73f74c940317df2fa4e448bcc300074afd4d7
[INFO] checking aleeeexcool/2048_rust/24f73f74c940317df2fa4e448bcc300074afd4d7 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleeeexcool%2F2048_rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aleeeexcool/2048_rust on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aleeeexcool/2048_rust
[INFO] finished tweaking git repo https://github.com/aleeeexcool/2048_rust
[INFO] tweaked toml for git repo https://github.com/aleeeexcool/2048_rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aleeeexcool/2048_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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shader_version v0.7.0
[INFO] [stderr]   Downloaded piston-graphics_api_version v1.0.1
[INFO] [stderr]   Downloaded rand v0.3.23
[INFO] [stderr]   Downloaded pistoncore-sdl2_window v0.68.0
[INFO] [stderr]   Downloaded raw-window-handle v0.3.4
[INFO] [stderr]   Downloaded piston-viewport v1.0.2
[INFO] [stderr]   Downloaded interpolation v0.2.0
[INFO] [stderr]   Downloaded glutin_egl_sys v0.1.6
[INFO] [stderr]   Downloaded read_color v1.0.0
[INFO] [stderr]   Downloaded piston-shaders_graphics2d v0.4.0
[INFO] [stderr]   Downloaded android_glue v0.2.3
[INFO] [stderr]   Downloaded glutin_wgl_sys v0.1.5
[INFO] [stderr]   Downloaded piston v0.53.2
[INFO] [stderr]   Downloaded rusttype v0.9.3
[INFO] [stderr]   Downloaded piston2d-opengl_graphics v0.82.0
[INFO] [stderr]   Downloaded zune-inflate v0.2.51
[INFO] [stderr]   Downloaded xml-rs v0.8.4
[INFO] [stderr]   Downloaded gfx_gl v0.6.1
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.53.1
[INFO] [stderr]   Downloaded dirs v4.0.0
[INFO] [stderr]   Downloaded gfx_device_gl v0.16.2
[INFO] [stderr]   Downloaded spin v0.9.6
[INFO] [stderr]   Downloaded flate2 v1.0.25
[INFO] [stderr]   Downloaded net2 v0.2.38
[INFO] [stderr]   Downloaded bumpalo v3.12.0
[INFO] [stderr]   Downloaded serde v1.0.155
[INFO] [stderr]   Downloaded owned_ttf_parser v0.15.2
[INFO] [stderr]   Downloaded sdl2 v0.35.2
[INFO] [stderr]   Downloaded serde_derive v1.0.155
[INFO] [stderr]   Downloaded parking_lot_core v0.8.6
[INFO] [stderr]   Downloaded image v0.24.5
[INFO] [stderr]   Downloaded ndk-sys v0.2.2
[INFO] [stderr]   Downloaded glutin v0.26.0
[INFO] [stderr]   Downloaded winit v0.24.0
[INFO] [stderr]   Downloaded exr v1.6.3
[INFO] [stderr]   Downloaded cocoa v0.23.0
[INFO] [stderr]   Downloaded gl_generator v0.13.1
[INFO] [stderr]   Downloaded khronos_api v2.2.0
[INFO] [stderr]   Downloaded draw_state v0.8.0
[INFO] [stderr]   Downloaded png v0.17.7
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.9
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.7
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.79.0
[INFO] [stderr]   Downloaded glutin_emscripten_sys v0.1.1
[INFO] [stderr]   Downloaded glutin_glx_sys v0.1.8
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.3
[INFO] [stderr]   Downloaded ndk-glue v0.2.1
[INFO] [stderr]   Downloaded parking_lot v0.11.2
[INFO] [stderr]   Downloaded thiserror v1.0.39
[INFO] [stderr]   Downloaded xcursor v0.3.4
[INFO] [stderr]   Downloaded piston_window v0.127.0
[INFO] [stderr]   Downloaded pistoncore-window v0.47.1
[INFO] [stderr]   Downloaded gfx_core v0.9.2
[INFO] [stderr]   Downloaded miniz_oxide v0.6.2
[INFO] [stderr]   Downloaded piston-gfx_texture v0.44.0
[INFO] [stderr]   Downloaded piston-texture v0.9.0
[INFO] [stderr]   Downloaded vecmath v1.0.0
[INFO] [stderr]   Downloaded osmesa-sys v0.1.2
[INFO] [stderr]   Downloaded ndk v0.2.1
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.70.1
[INFO] [stderr]   Downloaded piston-float v1.0.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.52
[INFO] [stderr]   Downloaded rustc-serialize v0.3.24
[INFO] [stderr]   Downloaded miow v0.2.2
[INFO] [stderr]   Downloaded rand v0.4.6
[INFO] [stderr]   Downloaded spin_sleep v1.1.1
[INFO] [stderr]   Downloaded gfx v0.18.3
[INFO] [stderr]   Downloaded piston2d-graphics v0.43.0
[INFO] [stderr]   Downloaded xdg v2.4.1
[INFO] [stderr]   Downloaded pistoncore-input v1.0.1
[INFO] [stderr]   Downloaded gl v0.13.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.39
[INFO] [stderr]   Downloaded dirs-sys v0.3.7
[INFO] [stderr]   Downloaded glutin_gles2_sys v0.1.5
[INFO] [stderr]   Downloaded wayland-egl v0.28.6
[INFO] [stderr]   Downloaded tiff v0.8.1
[INFO] [stderr]   Downloaded sdl2-sys v0.35.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45a83416bd06fa6dc1617534762724f0587a93e5ccdd9bfa97673ff5967ebc4d
[INFO] running `Command { std: "docker" "start" "-a" "45a83416bd06fa6dc1617534762724f0587a93e5ccdd9bfa97673ff5967ebc4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45a83416bd06fa6dc1617534762724f0587a93e5ccdd9bfa97673ff5967ebc4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45a83416bd06fa6dc1617534762724f0587a93e5ccdd9bfa97673ff5967ebc4d", kill_on_drop: false }`
[INFO] [stdout] 45a83416bd06fa6dc1617534762724f0587a93e5ccdd9bfa97673ff5967ebc4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d58bb9ff5721da47a49e3b30ace4123f34663db135f03573a04c75654014b44c
[INFO] running `Command { std: "docker" "start" "-a" "d58bb9ff5721da47a49e3b30ace4123f34663db135f03573a04c75654014b44c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking piston-float v1.0.1
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking piston-viewport v1.0.2
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.8
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking piston-graphics_api_version v1.0.1
[INFO] [stderr]    Compiling serde v1.0.155
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.155
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.52/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.7
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d58bb9ff5721da47a49e3b30ace4123f34663db135f03573a04c75654014b44c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d58bb9ff5721da47a49e3b30ace4123f34663db135f03573a04c75654014b44c", kill_on_drop: false }`
[INFO] [stdout] d58bb9ff5721da47a49e3b30ace4123f34663db135f03573a04c75654014b44c