[INFO] cloning repository https://github.com/Limeth/ammolite
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Limeth/ammolite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLimeth%2Fammolite", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLimeth%2Fammolite'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2f469c966ad32bc280def1063e9fed943bb7007
[INFO] checking Limeth/ammolite against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLimeth%2Fammolite" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Limeth/ammolite on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Limeth/ammolite
[INFO] finished tweaking git repo https://github.com/Limeth/ammolite
[INFO] tweaked toml for git repo https://github.com/Limeth/ammolite written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Limeth/ammolite already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/Limeth/vulkano`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc22ef4c32e13e3e70060df5aa4fdaa8e88039d927298f0ae9a649348ff83faf
[INFO] running `Command { std: "docker" "start" "-a" "dc22ef4c32e13e3e70060df5aa4fdaa8e88039d927298f0ae9a649348ff83faf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc22ef4c32e13e3e70060df5aa4fdaa8e88039d927298f0ae9a649348ff83faf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc22ef4c32e13e3e70060df5aa4fdaa8e88039d927298f0ae9a649348ff83faf", kill_on_drop: false }`
[INFO] [stdout] dc22ef4c32e13e3e70060df5aa4fdaa8e88039d927298f0ae9a649348ff83faf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b566bb99419cdd3776af24c10ef5f653f0e4154207a9b91c2e19cf01f6da07b
[INFO] running `Command { std: "docker" "start" "-a" "3b566bb99419cdd3776af24c10ef5f653f0e4154207a9b91c2e19cf01f6da07b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v0.15.31
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling vulkano v0.11.1 (https://github.com/Limeth/vulkano?branch=feature-swapchain-image-trait#77465570)
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking instant v0.1.2
[INFO] [stderr]     Checking vk-sys v0.4.0 (https://github.com/Limeth/vulkano?branch=feature-swapchain-image-trait#77465570)
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking det v0.1.0
[INFO] [stderr]     Checking weak-table v0.2.3
[INFO] [stderr]     Checking safe-transmute v0.10.1
[INFO] [stderr]     Checking boolinator v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking inflate v0.4.4
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling mikktspace v0.1.1
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling shaderc-sys v0.5.0
[INFO] [stderr]    Compiling openxr-sys v0.6.7
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking itertools v0.8.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking ordered-float v1.0.1
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rusttype v0.7.4
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking andrew v0.2.1
[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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.31/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=6c51b7d11ebb3bd7 -C extra-filename=-6c51b7d11ebb3bd7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-34ff83706c0c85bb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-3f3f5f42c8fa723e.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-17df5e5ca0bb5bda.rmeta --cap-lints allow --cap-lints=forbid --cfg syn_can_use_thread_id --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" "3b566bb99419cdd3776af24c10ef5f653f0e4154207a9b91c2e19cf01f6da07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b566bb99419cdd3776af24c10ef5f653f0e4154207a9b91c2e19cf01f6da07b", kill_on_drop: false }`
[INFO] [stdout] 3b566bb99419cdd3776af24c10ef5f653f0e4154207a9b91c2e19cf01f6da07b