[INFO] cloning repository https://github.com/SpicyRicecaker/learn-learn-wgpu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SpicyRicecaker/learn-learn-wgpu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpicyRicecaker%2Flearn-learn-wgpu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpicyRicecaker%2Flearn-learn-wgpu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 024ab0e2a2dd81cb2897c0aa21f4a36e84066645
[INFO] checking SpicyRicecaker/learn-learn-wgpu against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpicyRicecaker%2Flearn-learn-wgpu" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SpicyRicecaker/learn-learn-wgpu on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SpicyRicecaker/learn-learn-wgpu
[INFO] finished tweaking git repo https://github.com/SpicyRicecaker/learn-learn-wgpu
[INFO] tweaked toml for git repo https://github.com/SpicyRicecaker/learn-learn-wgpu written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/SpicyRicecaker/learn-learn-wgpu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded objc_exception v0.1.2
[INFO] [stderr]   Downloaded raw-window-handle v0.3.3
[INFO] [stderr]   Downloaded x11-dl v2.18.5
[INFO] [stderr]   Downloaded naga v0.2.0
[INFO] [stderr]   Downloaded bit-set v0.5.2
[INFO] [stderr]   Downloaded ash v0.31.0
[INFO] [stderr]   Downloaded d3d12 v0.3.2
[INFO] [stderr]   Downloaded typed-arena v2.0.1
[INFO] [stderr]   Downloaded bytemuck v1.4.1
[INFO] [stderr]   Downloaded shaderc v0.7.0
[INFO] [stderr]   Downloaded mio-extras v2.0.6
[INFO] [stderr]   Downloaded wio v0.2.2
[INFO] [stderr]   Downloaded bytemuck_derive v1.0.1
[INFO] [stderr]   Downloaded xml-rs v0.8.3
[INFO] [stderr]   Downloaded range-alloc v0.1.1
[INFO] [stderr]   Downloaded wayland-commons v0.28.3
[INFO] [stderr]   Downloaded core-video-sys v0.1.4
[INFO] [stderr]   Downloaded xdg v2.2.0
[INFO] [stderr]   Downloaded andrew v0.3.1
[INFO] [stderr]   Downloaded rusttype v0.9.2
[INFO] [stderr]   Downloaded core-graphics v0.19.2
[INFO] [stderr]   Downloaded wayland-client v0.28.3
[INFO] [stderr]   Downloaded winit v0.24.0
[INFO] [stderr]   Downloaded wgpu v0.6.2
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.4
[INFO] [stderr]   Downloaded gfx-auxil v0.7.0
[INFO] [stderr]   Downloaded dispatch v0.2.0
[INFO] [stderr]   Downloaded inplace_it v0.3.2
[INFO] [stderr]   Downloaded spirv_cross v0.22.2
[INFO] [stderr]   Downloaded ttf-parser v0.6.2
[INFO] [stderr]   Downloaded nix v0.18.0
[INFO] [stderr]   Downloaded calloop v0.6.5
[INFO] [stderr]   Downloaded wayland-protocols v0.28.3
[INFO] [stderr]   Downloaded wayland-cursor v0.28.3
[INFO] [stderr]   Downloaded xcursor v0.3.3
[INFO] [stderr]   Downloaded wayland-scanner v0.28.3
[INFO] [stderr]   Downloaded dlib v0.4.2
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.6.5
[INFO] [stderr]   Downloaded memmap2 v0.1.0
[INFO] [stderr]   Downloaded wgpu-core v0.6.5
[INFO] [stderr]   Downloaded thunderdome v0.3.0
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.6.13
[INFO] [stderr]   Downloaded cocoa-foundation v0.1.0
[INFO] [stderr]   Downloaded copyless v0.1.5
[INFO] [stderr]   Downloaded storage-map v0.3.0
[INFO] [stderr]   Downloaded gfx-backend-metal v0.6.5
[INFO] [stderr]   Downloaded spirv_headers v1.5.0
[INFO] [stderr]   Downloaded gfx-descriptor v0.2.0
[INFO] [stderr]   Downloaded bit-vec v0.6.3
[INFO] [stderr]   Downloaded gfx-hal v0.6.0
[INFO] [stderr]   Downloaded cocoa v0.24.0
[INFO] [stderr]   Downloaded core-graphics v0.22.2
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.12.2
[INFO] [stderr]   Downloaded shaderc-sys v0.7.0
[INFO] [stderr]   Downloaded metal v0.20.0
[INFO] [stderr]   Downloaded gfx-backend-empty v0.6.0
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.6.17
[INFO] [stderr]   Downloaded fxhash v0.2.1
[INFO] [stderr]   Downloaded core-graphics-types v0.1.1
[INFO] [stderr]   Downloaded wayland-sys v0.28.3
[INFO] [stderr]   Downloaded owned_ttf_parser v0.6.0
[INFO] [stderr]   Downloaded derivative v2.1.1
[INFO] [stderr]   Downloaded wgpu-types v0.6.1
[INFO] [stderr]   Downloaded x11 v2.18.2
[INFO] [stderr]   Downloaded gfx-memory v0.2.2
[INFO] [stderr]   Downloaded maybe-uninit v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d82d462b3ff7a1809d21f4f262bc8147b920de3a84e50d3e53cfcd8568b93c78
[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" "d82d462b3ff7a1809d21f4f262bc8147b920de3a84e50d3e53cfcd8568b93c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d82d462b3ff7a1809d21f4f262bc8147b920de3a84e50d3e53cfcd8568b93c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d82d462b3ff7a1809d21f4f262bc8147b920de3a84e50d3e53cfcd8568b93c78", kill_on_drop: false }`
[INFO] [stdout] d82d462b3ff7a1809d21f4f262bc8147b920de3a84e50d3e53cfcd8568b93c78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a1dfe1f962c24dee6f51285087b71eac2f8eac72c5b65c27c7c8ea5b58324e6
[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" "4a1dfe1f962c24dee6f51285087b71eac2f8eac72c5b65c27c7c8ea5b58324e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking inplace_it v0.3.2
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking libloading v0.6.6
[INFO] [stderr]    Compiling wayland-sys v0.28.3
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking wgpu-types v0.6.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]    Compiling wayland-scanner v0.28.3
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.28.3
[INFO] [stderr]    Compiling wayland-protocols v0.28.3
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling shaderc-sys v0.7.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[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-1.0.56/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"' --cfg 'feature="visit-mut"' -C metadata=340bbb0e231da014 -C extra-filename=-340bbb0e231da014 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8a8bb825df9136cb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e6e45b372c4ec1ec.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-083414e3434d8e82.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: shaderc: searching for native shaderc libraries on system;  use '--features build-from-source' to force building from source code
[INFO] [stderr] warning: shaderc: cannot find native shaderc library on system; falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4a1dfe1f962c24dee6f51285087b71eac2f8eac72c5b65c27c7c8ea5b58324e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a1dfe1f962c24dee6f51285087b71eac2f8eac72c5b65c27c7c8ea5b58324e6", kill_on_drop: false }`
[INFO] [stdout] 4a1dfe1f962c24dee6f51285087b71eac2f8eac72c5b65c27c7c8ea5b58324e6