[INFO] cloning repository https://github.com/nbrendler/rust-tetris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nbrendler/rust-tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnbrendler%2Frust-tetris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnbrendler%2Frust-tetris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e47a34117f4b67073118314bc0e71359bf5996e
[INFO] documenting nbrendler/rust-tetris 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%2Fnbrendler%2Frust-tetris" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nbrendler/rust-tetris 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/nbrendler/rust-tetris
[INFO] finished tweaking git repo https://github.com/nbrendler/rust-tetris
[INFO] tweaked toml for git repo https://github.com/nbrendler/rust-tetris written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/nbrendler/rust-tetris 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 cc v1.0.60
[INFO] [stderr]   Downloaded addr2line v0.13.0
[INFO] [stderr]   Downloaded backtrace v0.3.50
[INFO] [stderr]   Downloaded smart-default v0.5.2
[INFO] [stderr]   Downloaded ogg v0.7.0
[INFO] [stderr]   Downloaded lyon v0.13.5
[INFO] [stderr]   Downloaded euclid_macros v0.1.0
[INFO] [stderr]   Downloaded lyon_geom v0.12.7
[INFO] [stderr]   Downloaded twox-hash v1.5.0
[INFO] [stderr]   Downloaded cgl v0.2.3
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.68
[INFO] [stderr]   Downloaded gfx_gl v0.6.1
[INFO] [stderr]   Downloaded gilrs-core v0.2.6
[INFO] [stderr]   Downloaded draw_state v0.8.0
[INFO] [stderr]   Downloaded gfx v0.18.2
[INFO] [stderr]   Downloaded gfx_window_glutin v0.30.0
[INFO] [stderr]   Downloaded gfx_core v0.9.2
[INFO] [stderr]   Downloaded bytecount v0.4.0
[INFO] [stderr]   Downloaded cargo_metadata v0.6.4
[INFO] [stderr]   Downloaded error-chain v0.12.4
[INFO] [stderr]   Downloaded object v0.20.0
[INFO] [stderr]   Downloaded skeptic v0.13.4
[INFO] [stderr]   Downloaded ggez v0.5.1
[INFO] [stderr]   Downloaded mint v0.5.5
[INFO] [stderr]   Downloaded ordered-float v1.1.0
[INFO] [stderr]   Downloaded gfx_device_gl v0.16.2
[INFO] [stderr]   Downloaded base-x v0.2.6
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.68
[INFO] [stderr]   Downloaded gilrs v0.7.4
[INFO] [stderr]   Downloaded lyon_algorithms v0.13.4
[INFO] [stderr]   Downloaded glutin v0.20.1
[INFO] [stderr]   Downloaded glyph_brush v0.5.4
[INFO] [stderr]   Downloaded euclid v0.19.9
[INFO] [stderr]   Downloaded lyon_path v0.13.2
[INFO] [stderr]   Downloaded cpal v0.8.2
[INFO] [stderr]   Downloaded pulldown-cmark v0.2.0
[INFO] [stderr]   Downloaded lewton v0.9.4
[INFO] [stderr]   Downloaded miniz_oxide v0.4.2
[INFO] [stderr]   Downloaded lyon_tessellation v0.13.5
[INFO] [stderr]   Downloaded libloading v0.6.3
[INFO] [stderr]   Downloaded syn v1.0.41
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.68
[INFO] [stderr]   Downloaded zip v0.5.8
[INFO] [stderr]   Downloaded sid v0.5.2
[INFO] [stderr]   Downloaded gleam v0.6.19
[INFO] [stderr]   Downloaded core-foundation-sys v0.5.1
[INFO] [stderr]   Downloaded rodio v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b1ccb5cedd7a237b47be7d4d22cc9108c8affa4d3d6d7d29571892fafb1f84ed
[INFO] running `Command { std: "docker" "start" "-a" "b1ccb5cedd7a237b47be7d4d22cc9108c8affa4d3d6d7d29571892fafb1f84ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1ccb5cedd7a237b47be7d4d22cc9108c8affa4d3d6d7d29571892fafb1f84ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ccb5cedd7a237b47be7d4d22cc9108c8affa4d3d6d7d29571892fafb1f84ed", kill_on_drop: false }`
[INFO] [stdout] b1ccb5cedd7a237b47be7d4d22cc9108c8affa4d3d6d7d29571892fafb1f84ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] a28e6b6761d124346f4f160a5fa6fbd47e7504dd777645646e1dbf23b98d2ffe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a28e6b6761d124346f4f160a5fa6fbd47e7504dd777645646e1dbf23b98d2ffe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]     Checking xi-unicode v0.2.1
[INFO] [stderr]     Checking mint v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking alsa-sys v0.1.2
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking sid v0.5.2
[INFO] [stderr]     Checking gfx v0.18.2
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling gfx_gl v0.6.1
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=dadd1e7d3cea0db2 -C extra-filename=-dadd1e7d3cea0db2 --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 `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-1.0.41/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=e17b7b5e6d082bed -C extra-filename=-e17b7b5e6d082bed --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1001256b4656f57e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-42fb13ed21266b17.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-b5509196166d98f1.rmeta --cap-lints allow --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "a28e6b6761d124346f4f160a5fa6fbd47e7504dd777645646e1dbf23b98d2ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a28e6b6761d124346f4f160a5fa6fbd47e7504dd777645646e1dbf23b98d2ffe", kill_on_drop: false }`
[INFO] [stdout] a28e6b6761d124346f4f160a5fa6fbd47e7504dd777645646e1dbf23b98d2ffe