[INFO] cloning repository https://github.com/halvko/vulkano_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/halvko/vulkano_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalvko%2Fvulkano_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalvko%2Fvulkano_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d456267ed004a72f792f4acb0b3d3b2cddabb95
[INFO] checking halvko/vulkano_test against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalvko%2Fvulkano_test" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/halvko/vulkano_test on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/halvko/vulkano_test
[INFO] finished tweaking git repo https://github.com/halvko/vulkano_test
[INFO] tweaked toml for git repo https://github.com/halvko/vulkano_test written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/halvko/vulkano_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cdba54b926620fe2498c55ef1fe5a40d176b972d5f5616def0432c825f51bb8
[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" "9cdba54b926620fe2498c55ef1fe5a40d176b972d5f5616def0432c825f51bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cdba54b926620fe2498c55ef1fe5a40d176b972d5f5616def0432c825f51bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cdba54b926620fe2498c55ef1fe5a40d176b972d5f5616def0432c825f51bb8", kill_on_drop: false }`
[INFO] [stdout] 9cdba54b926620fe2498c55ef1fe5a40d176b972d5f5616def0432c825f51bb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 930bba6d6eb413fb67b406a843f7078b1855fd8f3cb9f6bb31f490f70da0ba1f
[INFO] running `Command { std: "docker" "start" "-a" "930bba6d6eb413fb67b406a843f7078b1855fd8f3cb9f6bb31f490f70da0ba1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling vulkano v0.19.0
[INFO] [stderr]     Checking vk-sys v0.5.2
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking vulcano_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `queue`
[INFO] [stdout]   --> src/main.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let queue = queues.next().unwrap(); // I'm not sure if this will never panic
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_queue`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buffer`
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let buffer = CpuAccessibleBuffer::from_data(device.clone(), BufferUsage::all(), false, data);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `queue`
[INFO] [stdout]   --> src/main.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let queue = queues.next().unwrap(); // I'm not sure if this will never panic
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_queue`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buffer`
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let buffer = CpuAccessibleBuffer::from_data(device.clone(), BufferUsage::all(), false, data);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.38s
[INFO] running `Command { std: "docker" "inspect" "930bba6d6eb413fb67b406a843f7078b1855fd8f3cb9f6bb31f490f70da0ba1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "930bba6d6eb413fb67b406a843f7078b1855fd8f3cb9f6bb31f490f70da0ba1f", kill_on_drop: false }`
[INFO] [stdout] 930bba6d6eb413fb67b406a843f7078b1855fd8f3cb9f6bb31f490f70da0ba1f