[INFO] updating cached repository https://github.com/BenSandeen/learning_vulkan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c4763e330f0d01998f47efdb757b33f5c0ab48a
[INFO] checking BenSandeen/learning_vulkan against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenSandeen%2Flearning_vulkan" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BenSandeen/learning_vulkan on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BenSandeen/learning_vulkan
[INFO] finished tweaking git repo https://github.com/BenSandeen/learning_vulkan
[INFO] tweaked toml for git repo https://github.com/BenSandeen/learning_vulkan written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/BenSandeen/learning_vulkan already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd955e95af2e35b26577f57c99ea2de7d251505e7898587793862f228cea3cab
[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" "cd955e95af2e35b26577f57c99ea2de7d251505e7898587793862f228cea3cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd955e95af2e35b26577f57c99ea2de7d251505e7898587793862f228cea3cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd955e95af2e35b26577f57c99ea2de7d251505e7898587793862f228cea3cab", kill_on_drop: false }`
[INFO] [stdout] cd955e95af2e35b26577f57c99ea2de7d251505e7898587793862f228cea3cab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97914341ea27bed9db41d630c68cb052fb46fc1485bd26f6d4b7f112b818b453
[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" "97914341ea27bed9db41d630c68cb052fb46fc1485bd26f6d4b7f112b818b453", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling xml-rs v0.8.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling vulkano v0.13.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking half v1.5.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking vk-sys v0.4.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling shaderc-sys v0.5.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[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-0.15.44/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=7ede4ea13335d08c -C extra-filename=-7ede4ea13335d08c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8f5127d3b79dbf84.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-dbccb4b92c5e0bf6.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-b99289dd4881e0db.rmeta --cap-lints allow --cap-lints=forbid --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` (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: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: Pre-built library not found.  Falling back to from-source build
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "97914341ea27bed9db41d630c68cb052fb46fc1485bd26f6d4b7f112b818b453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97914341ea27bed9db41d630c68cb052fb46fc1485bd26f6d4b7f112b818b453", kill_on_drop: false }`
[INFO] [stdout] 97914341ea27bed9db41d630c68cb052fb46fc1485bd26f6d4b7f112b818b453