[INFO] fetching crate kamera 0.0.2...
[INFO] testing kamera-0.0.2 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate kamera 0.0.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate kamera 0.0.2
[INFO] finished tweaking crates.io crate kamera 0.0.2
[INFO] tweaked toml for crates.io crate kamera 0.0.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kamera 0.0.2 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kamera 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5637f0216895c6251889b92dd48d5bb4fef7c1ffdb3649db8ec5fb8dee1c0862
[INFO] running `Command { std: "docker" "start" "5637f0216895c6251889b92dd48d5bb4fef7c1ffdb3649db8ec5fb8dee1c0862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5637f0216895c6251889b92dd48d5bb4fef7c1ffdb3649db8ec5fb8dee1c0862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5637f0216895c6251889b92dd48d5bb4fef7c1ffdb3649db8ec5fb8dee1c0862" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5637f0216895c6251889b92dd48d5bb4fef7c1ffdb3649db8ec5fb8dee1c0862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5637f0216895c6251889b92dd48d5bb4fef7c1ffdb3649db8ec5fb8dee1c0862" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
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[INFO] [stderr]    Compiling kamera v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/camera.rs:47:17
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn data(&self) -> FrameData {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn data(&self) -> FrameData<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/linux_v4l2/mod.rs:155:17
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn data(&self) -> FrameData {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn data(&self) -> FrameData<'_> {
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 31.11s
[INFO] running `Command { std: "docker" "inspect" "5637f0216895c6251889b92dd48d5bb4fef7c1ffdb3649db8ec5fb8dee1c0862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5637f0216895c6251889b92dd48d5bb4fef7c1ffdb3649db8ec5fb8dee1c0862" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
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[INFO] [stderr]    Compiling v4l v0.14.0
[INFO] [stderr]    Compiling kamera v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/camera.rs:47:17
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn data(&self) -> FrameData {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn data(&self) -> FrameData<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/linux_v4l2/mod.rs:155:17
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn data(&self) -> FrameData {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn data(&self) -> FrameData<'_> {
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sctk-adwaita v0.4.3
[INFO] [stderr]    Compiling winit v0.27.5
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/camera.rs:47:17
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn data(&self) -> FrameData {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn data(&self) -> FrameData<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/linux_v4l2/mod.rs:155:17
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn data(&self) -> FrameData {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn data(&self) -> FrameData<'_> {
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "5637f0216895c6251889b92dd48d5bb4fef7c1ffdb3649db8ec5fb8dee1c0862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5637f0216895c6251889b92dd48d5bb4fef7c1ffdb3649db8ec5fb8dee1c0862" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/camera.rs:47:17
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn data(&self) -> FrameData {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn data(&self) -> FrameData<'_> {
[INFO] [stderr]    |                                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/linux_v4l2/mod.rs:155:17
[INFO] [stderr]     |
[INFO] [stderr] 155 |     pub fn data(&self) -> FrameData {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 155 |     pub fn data(&self) -> FrameData<'_> {
[INFO] [stderr]     |                                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `kamera` (lib) generated 2 warnings (run `cargo fix --lib -p kamera` to apply 2 suggestions)
[INFO] [stderr] warning: `kamera` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.26s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/kamera-1a767f5492e64e1e)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/camera.rs (/opt/rustwide/target/release/deps/camera-23ddaaf4f80fc78b)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test stop_without_start ... FAILED
[INFO] [stdout] test change_device ... FAILED
[INFO] [stdout] test excessive_start_calls ... FAILED
[INFO] [stdout] test start ... FAILED
[INFO] [stdout] test new_default_device ... FAILED
[INFO] [stdout] test frame_size ... FAILED
[INFO] [stdout] test frame_data ... FAILED
[INFO] [stdout] test start_stop ... FAILED
[INFO] [stdout] test start_and_wait_for_frames ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- stop_without_start stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'stop_without_start' (10240) panicked at src/linux_v4l2/mod.rs:91:54:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55844c4f56b1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x55844c509e7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x55844c4f9e8c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x55844c4d1076 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x55844c4ed669 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x55844c471110 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x55844c4ed992 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x55844c4d1154 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x55844c4c9c79 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x55844c4d1d1d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x55844c50a5ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x55844c50a572 - core[df12db4294e9bfd3]::panicking::panic
[INFO] [stdout]   12:     0x55844c50a329 - core[df12db4294e9bfd3]::option::unwrap_failed
[INFO] [stdout]   13:     0x55844c4aabf0 - <kamera[ba7beb50e82c97bd]::linux_v4l2::Camera as kamera[ba7beb50e82c97bd]::camera::InnerCamera>::new_default_device
[INFO] [stdout]   14:     0x55844c463f8b - <camera[807d8f772fef5666]::stop_without_start::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x55844c4643fb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   16:     0x55844c471a65 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   17:     0x55844c46b324 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x55844c474bc2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x55844c4f4c09 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x78f8ce330dfa - <unknown>
[INFO] [stdout]   21:     0x78f8ce3c43d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- change_device stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'change_device' (10232) panicked at src/linux_v4l2/mod.rs:91:54:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55844c4f56b1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x55844c509e7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x55844c4f9e8c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x55844c4d1076 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x55844c4ed669 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x55844c471110 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x55844c4ed992 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x55844c4d1154 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x55844c4c9c79 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x55844c4d1d1d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x55844c50a5ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x55844c50a572 - core[df12db4294e9bfd3]::panicking::panic
[INFO] [stdout]   12:     0x55844c50a329 - core[df12db4294e9bfd3]::option::unwrap_failed
[INFO] [stdout]   13:     0x55844c4aabf0 - <kamera[ba7beb50e82c97bd]::linux_v4l2::Camera as kamera[ba7beb50e82c97bd]::camera::InnerCamera>::new_default_device
[INFO] [stdout]   14:     0x55844c463d1b - <camera[807d8f772fef5666]::change_device::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x55844c4643fb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   16:     0x55844c471a65 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   17:     0x55844c46b324 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x55844c474bc2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x55844c4f4c09 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x78f8ce330dfa - <unknown>
[INFO] [stdout]   21:     0x78f8ce3c43d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- excessive_start_calls stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'excessive_start_calls' (10233) panicked at src/linux_v4l2/mod.rs:91:54:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55844c4f56b1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x55844c509e7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x55844c4f9e8c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x55844c4d1076 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x55844c4ed669 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x55844c471110 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x55844c4ed992 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x55844c4d1154 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x55844c4c9c79 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x55844c4d1d1d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x55844c50a5ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x55844c50a572 - core[df12db4294e9bfd3]::panicking::panic
[INFO] [stdout]   12:     0x55844c50a329 - core[df12db4294e9bfd3]::option::unwrap_failed
[INFO] [stdout]   13:     0x55844c4aabf0 - <kamera[ba7beb50e82c97bd]::linux_v4l2::Camera as kamera[ba7beb50e82c97bd]::camera::InnerCamera>::new_default_device
[INFO] [stdout]   14:     0x55844c463feb - <camera[807d8f772fef5666]::excessive_start_calls::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x55844c4643fb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   16:     0x55844c471a65 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   17:     0x55844c46b324 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x55844c474bc2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x55844c4f4c09 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x78f8ce330dfa - <unknown>
[INFO] [stdout]   21:     0x78f8ce3c43d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- start stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'start' (10237) panicked at src/linux_v4l2/mod.rs:91:54:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55844c4f56b1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x55844c509e7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x55844c4f9e8c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x55844c4d1076 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x55844c4ed669 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x55844c471110 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x55844c4ed992 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x55844c4d1154 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x55844c4c9c79 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x55844c4d1d1d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x55844c50a5ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x55844c50a572 - core[df12db4294e9bfd3]::panicking::panic
[INFO] [stdout]   12:     0x55844c50a329 - core[df12db4294e9bfd3]::option::unwrap_failed
[INFO] [stdout]   13:     0x55844c4aabf0 - <kamera[ba7beb50e82c97bd]::linux_v4l2::Camera as kamera[ba7beb50e82c97bd]::camera::InnerCamera>::new_default_device
[INFO] [stdout]   14:     0x55844c46435b - <camera[807d8f772fef5666]::start::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x55844c4643fb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   16:     0x55844c471a65 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   17:     0x55844c46b324 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x55844c474bc2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x55844c4f4c09 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x78f8ce330dfa - <unknown>
[INFO] [stdout]   21:     0x78f8ce3c43d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- new_default_device stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'new_default_device' (10236) panicked at src/linux_v4l2/mod.rs:91:54:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55844c4f56b1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x55844c509e7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x55844c4f9e8c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x55844c4d1076 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x55844c4ed669 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x55844c471110 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x55844c4ed992 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x55844c4d1154 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x55844c4c9c79 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x55844c4d1d1d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x55844c50a5ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x55844c50a572 - core[df12db4294e9bfd3]::panicking::panic
[INFO] [stdout]   12:     0x55844c50a329 - core[df12db4294e9bfd3]::option::unwrap_failed
[INFO] [stdout]   13:     0x55844c4aabf0 - <kamera[ba7beb50e82c97bd]::linux_v4l2::Camera as kamera[ba7beb50e82c97bd]::camera::InnerCamera>::new_default_device
[INFO] [stdout]   14:     0x55844c463f0b - <camera[807d8f772fef5666]::new_default_device::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x55844c4643fb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   16:     0x55844c471a65 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   17:     0x55844c46b324 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x55844c474bc2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x55844c4f4c09 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x78f8ce330dfa - <unknown>
[INFO] [stdout]   21:     0x78f8ce3c43d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- frame_size stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'frame_size' (10235) panicked at src/linux_v4l2/mod.rs:91:54:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55844c4f56b1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x55844c509e7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x55844c4f9e8c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x55844c4d1076 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x55844c4ed669 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x55844c471110 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x55844c4ed992 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x55844c4d1154 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x55844c4c9c79 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x55844c4d1d1d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x55844c50a5ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x55844c50a572 - core[df12db4294e9bfd3]::panicking::panic
[INFO] [stdout]   12:     0x55844c50a329 - core[df12db4294e9bfd3]::option::unwrap_failed
[INFO] [stdout]   13:     0x55844c4aabf0 - <kamera[ba7beb50e82c97bd]::linux_v4l2::Camera as kamera[ba7beb50e82c97bd]::camera::InnerCamera>::new_default_device
[INFO] [stdout]   14:     0x55844c463b70 - <camera[807d8f772fef5666]::frame_size::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x55844c4643fb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   16:     0x55844c471a65 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   17:     0x55844c46b324 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x55844c474bc2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x55844c4f4c09 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x78f8ce330dfa - <unknown>
[INFO] [stdout]   21:     0x78f8ce3c43d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- frame_data stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'frame_data' (10234) panicked at src/linux_v4l2/mod.rs:91:54:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55844c4f56b1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x55844c509e7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x55844c4f9e8c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x55844c4d1076 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x55844c4ed669 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x55844c471110 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x55844c4ed992 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x55844c4d1154 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x55844c4c9c79 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x55844c4d1d1d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x55844c50a5ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x55844c50a572 - core[df12db4294e9bfd3]::panicking::panic
[INFO] [stdout]   12:     0x55844c50a329 - core[df12db4294e9bfd3]::option::unwrap_failed
[INFO] [stdout]   13:     0x55844c4aabf0 - <kamera[ba7beb50e82c97bd]::linux_v4l2::Camera as kamera[ba7beb50e82c97bd]::camera::InnerCamera>::new_default_device
[INFO] [stdout]   14:     0x55844c463900 - <camera[807d8f772fef5666]::frame_data::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x55844c4643fb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   16:     0x55844c471a65 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   17:     0x55844c46b324 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x55844c474bc2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x55844c4f4c09 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x78f8ce330dfa - <unknown>
[INFO] [stdout]   21:     0x78f8ce3c43d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- start_stop stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'start_stop' (10239) panicked at src/linux_v4l2/mod.rs:91:54:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55844c4f56b1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x55844c509e7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x55844c4f9e8c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x55844c4d1076 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x55844c4ed669 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x55844c471110 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x55844c4ed992 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x55844c4d1154 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x55844c4c9c79 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x55844c4d1d1d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x55844c50a5ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x55844c50a572 - core[df12db4294e9bfd3]::panicking::panic
[INFO] [stdout]   12:     0x55844c50a329 - core[df12db4294e9bfd3]::option::unwrap_failed
[INFO] [stdout]   13:     0x55844c4aabf0 - <kamera[ba7beb50e82c97bd]::linux_v4l2::Camera as kamera[ba7beb50e82c97bd]::camera::InnerCamera>::new_default_device
[INFO] [stdout]   14:     0x55844c463cab - <camera[807d8f772fef5666]::start_stop::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x55844c4643fb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   16:     0x55844c471a65 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   17:     0x55844c46b324 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x55844c474bc2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x55844c4f4c09 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x78f8ce330dfa - <unknown>
[INFO] [stdout]   21:     0x78f8ce3c43d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- start_and_wait_for_frames stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'start_and_wait_for_frames' (10238) panicked at src/linux_v4l2/mod.rs:91:54:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55844c4f56b1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x55844c509e7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x55844c4f9e8c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x55844c4d1076 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x55844c4ed669 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x55844c471110 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x55844c4ed992 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x55844c4d1154 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x55844c4c9c79 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x55844c4d1d1d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x55844c50a5ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x55844c50a572 - core[df12db4294e9bfd3]::panicking::panic
[INFO] [stdout]   12:     0x55844c50a329 - core[df12db4294e9bfd3]::option::unwrap_failed
[INFO] [stdout]   13:     0x55844c4aabf0 - <kamera[ba7beb50e82c97bd]::linux_v4l2::Camera as kamera[ba7beb50e82c97bd]::camera::InnerCamera>::new_default_device
[INFO] [stdout]   14:     0x55844c4641bb - <camera[807d8f772fef5666]::start_and_wait_for_frames::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x55844c4643fb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   16:     0x55844c471a65 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   17:     0x55844c46b324 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x55844c474bc2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x55844c4f4c09 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x78f8ce330dfa - <unknown>
[INFO] [stdout]   21:     0x78f8ce3c43d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     change_device
[INFO] [stdout]     excessive_start_calls
[INFO] [stdout]     frame_data
[INFO] [stdout]     frame_size
[INFO] [stdout]     new_default_device
[INFO] [stdout]     start
[INFO] [stdout]     start_and_wait_for_frames
[INFO] [stdout]     start_stop
[INFO] [stdout]     stop_without_start
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 9 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test camera`
[INFO] running `Command { std: "docker" "inspect" "5637f0216895c6251889b92dd48d5bb4fef7c1ffdb3649db8ec5fb8dee1c0862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5637f0216895c6251889b92dd48d5bb4fef7c1ffdb3649db8ec5fb8dee1c0862", kill_on_drop: false }`
[INFO] [stdout] 5637f0216895c6251889b92dd48d5bb4fef7c1ffdb3649db8ec5fb8dee1c0862
