[INFO] fetching crate rhythmc 0.0.2...
[INFO] testing rhythmc-0.0.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rhythmc 0.0.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate rhythmc 0.0.2 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 rhythmc 0.0.2
[INFO] finished tweaking crates.io crate rhythmc 0.0.2
[INFO] tweaked toml for crates.io crate rhythmc 0.0.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] aea1384603a0411b681d05e621f1c5093f53bc070dbe8df5f72dd0bdd31abdcd
[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" "aea1384603a0411b681d05e621f1c5093f53bc070dbe8df5f72dd0bdd31abdcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aea1384603a0411b681d05e621f1c5093f53bc070dbe8df5f72dd0bdd31abdcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aea1384603a0411b681d05e621f1c5093f53bc070dbe8df5f72dd0bdd31abdcd", kill_on_drop: false }`
[INFO] [stdout] aea1384603a0411b681d05e621f1c5093f53bc070dbe8df5f72dd0bdd31abdcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] bbab390eaf82b40098ac774044d168e407b972a9b4658088b7b82bb1aef311ff
[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" "bbab390eaf82b40098ac774044d168e407b972a9b4658088b7b82bb1aef311ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling tap v1.0.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling vulkano v0.19.0
[INFO] [stderr]    Compiling vk-sys v0.5.3
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling bitvec v0.19.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stdout] error[E0609]: no field `shaderf3264` on type `PhysicalDeviceFeatures`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vulkano-0.19.0/src/features.rs:459:28
[INFO] [stdout]     |
[INFO] [stdout] 459 |     core { shader_f3264 => shaderf3264 },
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: a field with a similar name exists: `shaderInt64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vulkano-0.19.0/src/command_buffer/sys.rs:1455:38
[INFO] [stdout]      |
[INFO] [stdout] 1455 |         vk.CmdSetBlendConstants(cmd, constants); // TODO: correct to pass array?
[INFO] [stdout]      |                                      ^^^^^^^^^
[INFO] [stdout]      |                                      |
[INFO] [stdout]      |                                      expected `&[f32; 4]`, found array `[f32; 4]`
[INFO] [stdout]      |                                      help: consider borrowing here: `&constants`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0609.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vulkano`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bbab390eaf82b40098ac774044d168e407b972a9b4658088b7b82bb1aef311ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbab390eaf82b40098ac774044d168e407b972a9b4658088b7b82bb1aef311ff", kill_on_drop: false }`
[INFO] [stdout] bbab390eaf82b40098ac774044d168e407b972a9b4658088b7b82bb1aef311ff