[INFO] fetching crate conrod_vulkano 0.71.0...
[INFO] testing conrod_vulkano-0.71.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate conrod_vulkano 0.71.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate conrod_vulkano 0.71.0 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 conrod_vulkano 0.71.0
[INFO] finished tweaking crates.io crate conrod_vulkano 0.71.0
[INFO] tweaked toml for crates.io crate conrod_vulkano 0.71.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate conrod_vulkano 0.71.0 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] f3b8df3c3377f3aacb3c5e791483f7d930c6cf729916c7b36acb3c9e1cbd8348
[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" "f3b8df3c3377f3aacb3c5e791483f7d930c6cf729916c7b36acb3c9e1cbd8348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3b8df3c3377f3aacb3c5e791483f7d930c6cf729916c7b36acb3c9e1cbd8348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b8df3c3377f3aacb3c5e791483f7d930c6cf729916c7b36acb3c9e1cbd8348", kill_on_drop: false }`
[INFO] [stdout] f3b8df3c3377f3aacb3c5e791483f7d930c6cf729916c7b36acb3c9e1cbd8348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 7ff97b060e971b6ca2b593cd2620af270bc006c3c0f59716d54e7b70c85cb155
[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" "7ff97b060e971b6ca2b593cd2620af270bc006c3c0f59716d54e7b70c85cb155", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling vulkano v0.16.0
[INFO] [stderr]    Compiling vk-sys v0.5.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling instant v0.1.7
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling daggy v0.5.0
[INFO] [stderr]    Compiling shaderc-sys v0.6.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.1.0
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling andrew v0.2.1
[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-0.16.0/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=d19fa82ecb291142 -C extra-filename=-d19fa82ecb291142 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-e7754c41f157f8b6.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-751e5967119454f8.rmeta --extern half=/opt/rustwide/target/debug/deps/libhalf-f1b577072f9c4db4.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rmeta --extern shared_library=/opt/rustwide/target/debug/deps/libshared_library-99e3e476af2fae14.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-6e593f3f88821277.rmeta --extern vk_sys=/opt/rustwide/target/debug/deps/libvk_sys-6f4fa54137655357.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" "7ff97b060e971b6ca2b593cd2620af270bc006c3c0f59716d54e7b70c85cb155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ff97b060e971b6ca2b593cd2620af270bc006c3c0f59716d54e7b70c85cb155", kill_on_drop: false }`
[INFO] [stdout] 7ff97b060e971b6ca2b593cd2620af270bc006c3c0f59716d54e7b70c85cb155