[INFO] cloning repository https://github.com/LU15W1R7H/wgpu-compute-template
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LU15W1R7H/wgpu-compute-template" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLU15W1R7H%2Fwgpu-compute-template", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLU15W1R7H%2Fwgpu-compute-template'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c568db04af468baa23f526423b92e52a3780892
[INFO] checking LU15W1R7H/wgpu-compute-template against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLU15W1R7H%2Fwgpu-compute-template" "/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/LU15W1R7H/wgpu-compute-template on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LU15W1R7H/wgpu-compute-template
[INFO] finished tweaking git repo https://github.com/LU15W1R7H/wgpu-compute-template
[INFO] tweaked toml for git repo https://github.com/LU15W1R7H/wgpu-compute-template written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/LU15W1R7H/wgpu-compute-template already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0c64eda31512e25884c757206712478e21183518dcc494fb922c51aff93a99f
[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" "c0c64eda31512e25884c757206712478e21183518dcc494fb922c51aff93a99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0c64eda31512e25884c757206712478e21183518dcc494fb922c51aff93a99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0c64eda31512e25884c757206712478e21183518dcc494fb922c51aff93a99f", kill_on_drop: false }`
[INFO] [stdout] c0c64eda31512e25884c757206712478e21183518dcc494fb922c51aff93a99f
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3da9f2a85296d9c0a6f0bb6ad68756a9a2a0e98fe19c858c766e24a08ce630b
[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" "b3da9f2a85296d9c0a6f0bb6ad68756a9a2a0e98fe19c858c766e24a08ce630b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking inplace_it v0.3.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking pollster v0.2.0
[INFO] [stderr]     Checking bytemuck v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking wgpu-types v0.6.1
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling shaderc-sys v0.7.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking gfx-descriptor v0.2.0
[INFO] [stderr]     Checking gfx-backend-empty v0.6.0
[INFO] [stderr]     Checking gfx-memory v0.2.2
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking tracing-serde 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 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.58/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=e37af5d4f6f04876 -C extra-filename=-e37af5d4f6f04876 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1a6a39c3cd9b115f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c19654f4bfde824f.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-accda8c4d770d472.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" "b3da9f2a85296d9c0a6f0bb6ad68756a9a2a0e98fe19c858c766e24a08ce630b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3da9f2a85296d9c0a6f0bb6ad68756a9a2a0e98fe19c858c766e24a08ce630b", kill_on_drop: false }`
[INFO] [stdout] b3da9f2a85296d9c0a6f0bb6ad68756a9a2a0e98fe19c858c766e24a08ce630b