[INFO] fetching crate vulkano_text 0.12.0...
[INFO] testing vulkano_text-0.12.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate vulkano_text 0.12.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate vulkano_text 0.12.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vulkano_text 0.12.0
[INFO] finished tweaking crates.io crate vulkano_text 0.12.0
[INFO] tweaked toml for crates.io crate vulkano_text 0.12.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate vulkano_text 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xml-rs v0.8.0
[INFO] [stderr]   Downloaded vk-sys v0.5.1
[INFO] [stderr]   Downloaded metal v0.17.1
[INFO] [stderr]   Downloaded shaderc v0.6.1
[INFO] [stderr]   Downloaded cocoa v0.20.0
[INFO] [stderr]   Downloaded core-graphics v0.19.0
[INFO] [stderr]   Downloaded winit v0.21.0
[INFO] [stderr]   Downloaded half v1.4.1
[INFO] [stderr]   Downloaded vulkano-win v0.17.0
[INFO] [stderr]   Downloaded shaderc-sys v0.6.1
[INFO] [stderr]   Downloaded vulkano-shaders v0.17.0
[INFO] [stderr]   Downloaded vulkano v0.17.0
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8adde1e5052e6440f1906769472ced8cd52348f45a108eb9b55a11e115f29c6
[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" "d8adde1e5052e6440f1906769472ced8cd52348f45a108eb9b55a11e115f29c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8adde1e5052e6440f1906769472ced8cd52348f45a108eb9b55a11e115f29c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8adde1e5052e6440f1906769472ced8cd52348f45a108eb9b55a11e115f29c6", kill_on_drop: false }`
[INFO] [stdout] d8adde1e5052e6440f1906769472ced8cd52348f45a108eb9b55a11e115f29c6
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2d40f4081ab4b2e43822c9227a3e52b010c9f846498c7c4eb16d42466a2479a
[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" "f2d40f4081ab4b2e43822c9227a3e52b010c9f846498c7c4eb16d42466a2479a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling vulkano v0.17.0
[INFO] [stderr]    Compiling half v1.4.1
[INFO] [stderr]    Compiling vk-sys v0.5.1
[INFO] [stderr]    Compiling shaderc-sys v0.6.1
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling rusttype v0.8.2
[INFO] [stderr] error: could not compile `vulkano`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name vulkano /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vulkano-0.17.0/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 -C metadata=7d9d3e7ec071d8fe -C extra-filename=-7d9d3e7ec071d8fe --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-c387a8023a45aab5.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-40b1e5d34b306915.rmeta --extern half=/opt/rustwide/target/debug/deps/libhalf-148f0c229d91d9fe.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rmeta --extern shared_library=/opt/rustwide/target/debug/deps/libshared_library-242902119b36e0ac.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-6e593f3f88821277.rmeta --extern vk_sys=/opt/rustwide/target/debug/deps/libvk_sys-a107e3a71934056e.rmeta --cap-lints allow --cap-lints=warn` (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: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f2d40f4081ab4b2e43822c9227a3e52b010c9f846498c7c4eb16d42466a2479a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2d40f4081ab4b2e43822c9227a3e52b010c9f846498c7c4eb16d42466a2479a", kill_on_drop: false }`
[INFO] [stdout] f2d40f4081ab4b2e43822c9227a3e52b010c9f846498c7c4eb16d42466a2479a