[INFO] fetching crate v4l 0.10.2...
[INFO] testing v4l-0.10.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate v4l 0.10.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate v4l 0.10.2 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 v4l 0.10.2
[INFO] finished tweaking crates.io crate v4l 0.10.2
[INFO] tweaked toml for crates.io crate v4l 0.10.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate v4l 0.10.2 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 933a1bfa83d1a74a316888c9a8f07b3e896022c141781016847b1580bee78ea7
[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" "933a1bfa83d1a74a316888c9a8f07b3e896022c141781016847b1580bee78ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "933a1bfa83d1a74a316888c9a8f07b3e896022c141781016847b1580bee78ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "933a1bfa83d1a74a316888c9a8f07b3e896022c141781016847b1580bee78ea7", kill_on_drop: false }`
[INFO] [stdout] 933a1bfa83d1a74a316888c9a8f07b3e896022c141781016847b1580bee78ea7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 92f48f0efa735b343061109059f60e314c26942ee7beed35e5cf9d2530327d2f
[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" "92f48f0efa735b343061109059f60e314c26942ee7beed35e5cf9d2530327d2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling v4l2-sys-mit v0.1.0
[INFO] [stderr]    Compiling v4l v0.10.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.12s
[INFO] running `Command { std: "docker" "inspect" "92f48f0efa735b343061109059f60e314c26942ee7beed35e5cf9d2530327d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92f48f0efa735b343061109059f60e314c26942ee7beed35e5cf9d2530327d2f", kill_on_drop: false }`
[INFO] [stdout] 92f48f0efa735b343061109059f60e314c26942ee7beed35e5cf9d2530327d2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b08857ce4df03bdabd653dbf4931cd01fa835bb99f37a2cac7dadc474fa1d8a
[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" "5b08857ce4df03bdabd653dbf4931cd01fa835bb99f37a2cac7dadc474fa1d8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling glium v0.27.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.6
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.4
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling calloop v0.4.4
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling smithay-client-toolkit v0.6.6
[INFO] [stderr]    Compiling winit v0.22.1
[INFO] [stderr]    Compiling glutin v0.24.0
[INFO] [stderr]    Compiling v4l v0.10.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 49s
[INFO] running `Command { std: "docker" "inspect" "5b08857ce4df03bdabd653dbf4931cd01fa835bb99f37a2cac7dadc474fa1d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b08857ce4df03bdabd653dbf4931cd01fa835bb99f37a2cac7dadc474fa1d8a", kill_on_drop: false }`
[INFO] [stdout] 5b08857ce4df03bdabd653dbf4931cd01fa835bb99f37a2cac7dadc474fa1d8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b99eb0e865f46acebc780f0534f5609c38aaf83d358ffa87c32ae287cac6dd3d
[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" "b99eb0e865f46acebc780f0534f5609c38aaf83d358ffa87c32ae287cac6dd3d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/v4l-6211547b9581a545
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests v4l
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test src/capture/device.rs - capture::device::Device::new (line 26) ... ok
[INFO] [stdout] test src/capture/device.rs - capture::device::Device::enum_formats (line 76) ... ok
[INFO] [stdout] test src/capture/device.rs - capture::device::Device::format (line 139) ... ok
[INFO] [stdout] test src/format/fourcc.rs - format::fourcc::FourCC::str (line 31) ... ok
[INFO] [stdout] test src/buffer.rs - buffer::Buffer::new (line 126) ... ok
[INFO] [stdout] test src/capture/device.rs - capture::device::Device::with_path (line 53) ... ok
[INFO] [stdout] test src/device.rs - device::Info::new (line 247) ... ok
[INFO] [stdout] test src/buffer.rs - buffer::StreamItem::new (line 210) ... ok
[INFO] [stdout] test src/capture/device.rs - capture::device::Device::control (line 286) ... ok
[INFO] [stdout] test src/device.rs - device::List::new (line 315) ... ok
[INFO] [stdout] test src/format/fourcc.rs - format::fourcc::FourCC::new (line 19) ... ok
[INFO] [stdout] test src/capture/device.rs - capture::device::Device::set_params (line 246) ... ok
[INFO] [stdout] test src/capture/device.rs - capture::device::Device::params (line 213) ... ok
[INFO] [stdout] test src/capture/device.rs - capture::device::Device::handle (line 362) ... ok
[INFO] [stdout] test src/capture/device.rs - capture::device::Device::set_control (line 325) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] test src/capture/device.rs - capture::device::Device::set_format (line 176) ... ok
[INFO] [stdout] test src/io/userptr/stream.rs - io::userptr::stream::Stream::new (line 34) ... ok
[INFO] [stdout] test src/fraction.rs - fraction::Fraction::new (line 21) ... ok
[INFO] [stdout] test src/format/mod.rs - format::Format::new (line 88) ... ok
[INFO] [stdout] test src/output/device.rs - output::device::Device::with_path (line 53) ... ok
[INFO] [stdout] test src/output/device.rs - output::device::Device::format (line 137) ... ok
[INFO] [stdout] test src/output/device.rs - output::device::Device::control (line 284) ... ok
[INFO] [stdout] test src/output/device.rs - output::device::Device::set_format (line 174) ... ok
[INFO] [stdout] test src/io/mmap/stream.rs - io::mmap::stream::Stream::new (line 34) ... ok
[INFO] [stdout] test src/output/device.rs - output::device::Device::params (line 211) ... ok
[INFO] [stdout] test src/output/device.rs - output::device::Device::handle (line 360) ... ok
[INFO] [stdout] test src/output/device.rs - output::device::Device::enum_formats (line 76) ... ok
[INFO] [stdout] test src/output/device.rs - output::device::Device::new (line 26) ... ok
[INFO] [stdout] test src/output/device.rs - output::device::Device::set_control (line 323) ... ok
[INFO] [stdout] test src/output/device.rs - output::device::Device::set_params (line 244) ... ok
[INFO] [stdout] test src/v4l2/api.rs - v4l2::api::close (line 116) ... ok
[INFO] [stdout] test src/timestamp.rs - timestamp::Timestamp::new (line 22) ... ok
[INFO] [stdout] test src/v4l2/api.rs - v4l2::api::mmap (line 211) ... ok
[INFO] [stdout] test src/v4l2/api.rs - v4l2::api::open (line 84) ... ok
[INFO] [stdout] test src/v4l2/api.rs - v4l2::api::ioctl (line 157) ... ok
[INFO] [stdout] test src/v4l2/api.rs - v4l2::api::munmap (line 262) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b99eb0e865f46acebc780f0534f5609c38aaf83d358ffa87c32ae287cac6dd3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99eb0e865f46acebc780f0534f5609c38aaf83d358ffa87c32ae287cac6dd3d", kill_on_drop: false }`
[INFO] [stdout] b99eb0e865f46acebc780f0534f5609c38aaf83d358ffa87c32ae287cac6dd3d