[INFO] cloning repository https://github.com/wu1274704958/learn_gfx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wu1274704958/learn_gfx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwu1274704958%2Flearn_gfx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwu1274704958%2Flearn_gfx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f191bc2155e0a2ab3123335e17496f5e998a6365
[INFO] checking wu1274704958/learn_gfx against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwu1274704958%2Flearn_gfx" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wu1274704958/learn_gfx on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wu1274704958/learn_gfx
[INFO] finished tweaking git repo https://github.com/wu1274704958/learn_gfx
[INFO] tweaked toml for git repo https://github.com/wu1274704958/learn_gfx written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/wu1274704958/learn_gfx already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libloading v0.5.0
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.4.4
[INFO] [stderr]   Downloaded wayland-scanner v0.21.7
[INFO] [stderr]   Downloaded gfx-hal v0.1.0
[INFO] [stderr]   Downloaded objc v0.2.5
[INFO] [stderr]   Downloaded wayland-sys v0.21.7
[INFO] [stderr]   Downloaded rusttype v0.7.3
[INFO] [stderr]   Downloaded wayland-protocols v0.21.7
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.1.0
[INFO] [stderr]   Downloaded approx v0.3.1
[INFO] [stderr]   Downloaded gleam v0.6.11
[INFO] [stderr]   Downloaded andrew v0.1.4
[INFO] [stderr]   Downloaded winit v0.18.0
[INFO] [stderr]   Downloaded gfx-backend-gl v0.1.0
[INFO] [stderr]   Downloaded cocoa v0.18.4
[INFO] [stderr]   Downloaded ordered-float v1.0.1
[INFO] [stderr]   Downloaded downcast-rs v1.0.3
[INFO] [stderr]   Downloaded x11-dl v2.18.3
[INFO] [stderr]   Downloaded wayland-commons v0.21.7
[INFO] [stderr]   Downloaded wayland-client v0.21.7
[INFO] [stderr]   Downloaded core-foundation v0.6.3
[INFO] [stderr]   Downloaded nix v0.12.0
[INFO] [stderr]   Downloaded assimp v0.3.1
[INFO] [stderr]   Downloaded failure v0.1.4
[INFO] [stderr]   Downloaded d3d12 v0.1.0
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.1.1
[INFO] [stderr]   Downloaded khronos_api v3.0.0
[INFO] [stderr]   Downloaded spirv_cross v0.12.0
[INFO] [stderr]   Downloaded gfx-backend-empty v0.1.0
[INFO] [stderr]   Downloaded failure_derive v0.1.4
[INFO] [stderr]   Downloaded ash v0.24.4
[INFO] [stderr]   Downloaded assimp-sys v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6d61ee39ff44b81afe142e5ba54dcb5268d6f26b5b7979f31931f2c6f0ec5af
[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" "f6d61ee39ff44b81afe142e5ba54dcb5268d6f26b5b7979f31931f2c6f0ec5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6d61ee39ff44b81afe142e5ba54dcb5268d6f26b5b7979f31931f2c6f0ec5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6d61ee39ff44b81afe142e5ba54dcb5268d6f26b5b7979f31931f2c6f0ec5af", kill_on_drop: false }`
[INFO] [stdout] f6d61ee39ff44b81afe142e5ba54dcb5268d6f26b5b7979f31931f2c6f0ec5af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 636f952ec3376d7ffb134938daa3190ee6b12d12bc1214b0d52c4f8a15e4ac72
[INFO] running `Command { std: "docker" "start" "-a" "636f952ec3376d7ffb134938daa3190ee6b12d12bc1214b0d52c4f8a15e4ac72", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.4
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking rustc-demangle v0.1.11
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.7
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking inflate v0.4.4
[INFO] [stderr]     Checking stb_truetype v0.2.5
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling assimp-sys v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling wayland-client v0.21.7
[INFO] [stderr]    Compiling wayland-protocols v0.21.7
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]     Checking ordered-float v1.0.1
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]     Checking wayland-sys v0.21.7
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]     Checking tempfile v3.0.5
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.7
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking wayland-commons v0.21.7
[INFO] [stderr]    Compiling synstructure v0.10.1
[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-0.15.23/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --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="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=cfa603a0b81ba008 -C extra-filename=-cfa603a0b81ba008 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fbbc14a48ff5dc4b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-260d5f31cbe9f7f5.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-5ef45b28e7fc52f2.rmeta --cap-lints allow --cap-lints=forbid` (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" "636f952ec3376d7ffb134938daa3190ee6b12d12bc1214b0d52c4f8a15e4ac72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "636f952ec3376d7ffb134938daa3190ee6b12d12bc1214b0d52c4f8a15e4ac72", kill_on_drop: false }`
[INFO] [stdout] 636f952ec3376d7ffb134938daa3190ee6b12d12bc1214b0d52c4f8a15e4ac72