[INFO] fetching crate imgest 0.3.0...
[INFO] testing imgest-0.3.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate imgest 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate imgest 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate imgest 0.3.0
[INFO] tweaked toml for crates.io crate imgest 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate imgest 0.3.0 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate imgest 0.3.0 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3f665a85cae97562ef6e581e47ed4bbcf93b1a3b1da8ba443ac9a5204de076f
[INFO] running `Command { std: "docker" "start" "-a" "c3f665a85cae97562ef6e581e47ed4bbcf93b1a3b1da8ba443ac9a5204de076f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3f665a85cae97562ef6e581e47ed4bbcf93b1a3b1da8ba443ac9a5204de076f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3f665a85cae97562ef6e581e47ed4bbcf93b1a3b1da8ba443ac9a5204de076f", kill_on_drop: false }`
[INFO] [stdout] c3f665a85cae97562ef6e581e47ed4bbcf93b1a3b1da8ba443ac9a5204de076f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a7b7dab39175d83864511cd137f1a3ff2b1b6c50789632c865730e83a25194c
[INFO] running `Command { std: "docker" "start" "-a" "7a7b7dab39175d83864511cd137f1a3ff2b1b6c50789632c865730e83a25194c", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
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[INFO] [stderr]    Compiling imgest v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `is_16bit` is never read
[INFO] [stdout]   --> src/png_decoder.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct PngDecoder<R: BufRead + Seek> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 16 |     color_type: ColorType,
[INFO] [stdout] 17 |     is_16bit: bool,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `gamma_value` and `is_16bit` are never used
[INFO] [stdout]    --> src/png_decoder.rs:90:9
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl<R: BufRead + Seek> PngDecoder<R> {
[INFO] [stdout]     | ------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  90 |     pub fn gamma_value(&self) -> Result<Option<f64>, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn is_16bit(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] running `Command { std: "docker" "inspect" "7a7b7dab39175d83864511cd137f1a3ff2b1b6c50789632c865730e83a25194c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a7b7dab39175d83864511cd137f1a3ff2b1b6c50789632c865730e83a25194c", kill_on_drop: false }`
[INFO] [stdout] 7a7b7dab39175d83864511cd137f1a3ff2b1b6c50789632c865730e83a25194c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09e2280762c9168887b3dae416126eb6c0c4ed1d5c777c0fa7174d1cffba8a75
[INFO] running `Command { std: "docker" "start" "-a" "09e2280762c9168887b3dae416126eb6c0c4ed1d5c777c0fa7174d1cffba8a75", kill_on_drop: false }`
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[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling unindent v0.2.4
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling unit-prefix v0.5.2
[INFO] [stderr]    Compiling jiff v0.2.20
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling indicatif v0.18.3
[INFO] [stderr]    Compiling pyo3-macros v0.27.2
[INFO] [stderr]    Compiling sqlx-macros-core v0.8.6
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling imgest v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `is_16bit` is never read
[INFO] [stdout]   --> src/png_decoder.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct PngDecoder<R: BufRead + Seek> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 16 |     color_type: ColorType,
[INFO] [stdout] 17 |     is_16bit: bool,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `gamma_value` and `is_16bit` are never used
[INFO] [stdout]    --> src/png_decoder.rs:90:9
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl<R: BufRead + Seek> PngDecoder<R> {
[INFO] [stdout]     | ------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  90 |     pub fn gamma_value(&self) -> Result<Option<f64>, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn is_16bit(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sqlx-macros v0.8.6
[INFO] [stderr]    Compiling env_logger v0.11.9
[INFO] [stderr]    Compiling sqlx v0.8.6
[INFO] [stdout] warning: field `is_16bit` is never read
[INFO] [stdout]   --> src/png_decoder.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct PngDecoder<R: BufRead + Seek> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 16 |     color_type: ColorType,
[INFO] [stdout] 17 |     is_16bit: bool,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `gamma_value` and `is_16bit` are never used
[INFO] [stdout]    --> src/png_decoder.rs:90:9
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl<R: BufRead + Seek> PngDecoder<R> {
[INFO] [stdout]     | ------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  90 |     pub fn gamma_value(&self) -> Result<Option<f64>, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn is_16bit(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4m 11s
[INFO] running `Command { std: "docker" "inspect" "09e2280762c9168887b3dae416126eb6c0c4ed1d5c777c0fa7174d1cffba8a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e2280762c9168887b3dae416126eb6c0c4ed1d5c777c0fa7174d1cffba8a75", kill_on_drop: false }`
[INFO] [stdout] 09e2280762c9168887b3dae416126eb6c0c4ed1d5c777c0fa7174d1cffba8a75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ecf13dda92678d9db9380702f25c98645093b8c73e3bf8f11ca6c594b1168f6
[INFO] running `Command { std: "docker" "start" "-a" "7ecf13dda92678d9db9380702f25c98645093b8c73e3bf8f11ca6c594b1168f6", kill_on_drop: false }`
[INFO] [stderr] warning: field `is_16bit` is never read
[INFO] [stderr]   --> src/png_decoder.rs:17:2
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct PngDecoder<R: BufRead + Seek> {
[INFO] [stderr]    |            ---------- field in this struct
[INFO] [stderr] 16 |     color_type: ColorType,
[INFO] [stderr] 17 |     is_16bit: bool,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `gamma_value` and `is_16bit` are never used
[INFO] [stderr]    --> src/png_decoder.rs:90:9
[INFO] [stderr]     |
[INFO] [stderr]  24 | impl<R: BufRead + Seek> PngDecoder<R> {
[INFO] [stderr]     | ------------------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  90 |     pub fn gamma_value(&self) -> Result<Option<f64>, Error> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 105 |     pub fn is_16bit(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `imgest` (lib) generated 2 warnings
[INFO] [stderr] warning: `imgest` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/imgest-d09e26ca3e99d82b)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/decode.rs (/opt/rustwide/target/debug/deps/decode-5ca0f9357db176fa)
[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 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] [stderr]      Running tests/sweep.rs (/opt/rustwide/target/debug/deps/sweep-1d2b5d0ee8f58159)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test sweep_test ... FAILED
[INFO] [stdout] test test_png_16bit_detection ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- sweep_test stdout ----
[INFO] [stdout] Error: Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: anyhow::error::<impl core::convert::From<E> for anyhow::Error>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.101/src/backtrace.rs:27:14
[INFO] [stdout]    1: <core::result::Result<T,F> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible,E>>>::from_residual
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/result.rs:2189:27
[INFO] [stdout]    2: sweep::SplitWriter::new
[INFO] [stdout]              at ./tests/sweep.rs:321:11
[INFO] [stdout]    3: sweep::sweep_test::{{closure}}
[INFO] [stdout]              at ./tests/sweep.rs:43:14
[INFO] [stdout]    4: <core::pin::Pin<P> as core::future::future::Future>::poll
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/future/future.rs:133:9
[INFO] [stdout]    5: <core::pin::Pin<P> as core::future::future::Future>::poll
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/future/future.rs:133:9
[INFO] [stdout]    6: tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:753:70
[INFO] [stdout]    7: tokio::task::coop::with_budget
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]    8: tokio::task::coop::budget
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]    9: tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:753:25
[INFO] [stdout]   10: tokio::runtime::scheduler::current_thread::Context::enter
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:442:19
[INFO] [stdout]   11: tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:752:44
[INFO] [stdout]   12: tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:840:68
[INFO] [stdout]   13: tokio::runtime::context::scoped::Scoped<T>::set
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   14: tokio::runtime::context::set_scheduler::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/context.rs:176:38
[INFO] [stdout]   15: std::thread::local::LocalKey<T>::try_with
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   16: std::thread::local::LocalKey<T>::with
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   17: tokio::runtime::context::set_scheduler
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/context.rs:176:17
[INFO] [stdout]   18: tokio::runtime::scheduler::current_thread::CoreGuard::enter
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:840:27
[INFO] [stdout]   19: tokio::runtime::scheduler::current_thread::CoreGuard::block_on
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:740:24
[INFO] [stdout]   20: tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   21: tokio::runtime::context::runtime::enter_runtime
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   22: tokio::runtime::scheduler::current_thread::CurrentThread::block_on
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   23: tokio::runtime::runtime::Runtime::block_on_inner
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/runtime.rs:368:52
[INFO] [stdout]   24: tokio::runtime::runtime::Runtime::block_on
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/runtime.rs:342:18
[INFO] [stdout]   25: sweep::sweep_test
[INFO] [stdout]              at ./tests/sweep.rs:113:4
[INFO] [stdout]   26: sweep::sweep_test::{{closure}}
[INFO] [stdout]              at ./tests/sweep.rs:41:26
[INFO] [stdout]   27: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28: <fn() -> core::result::Result<(), alloc::string::String> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29: test::__rust_begin_short_backtrace::<core::result::Result<(), alloc::string::String>, fn() -> core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:663:18
[INFO] [stdout]   30: test::run_test_in_process::{closure#0}
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:74
[INFO] [stdout]   31: <core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   32: std::panicking::catch_unwind::do_call::<core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>, core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33: std::panicking::catch_unwind::<core::result::Result<(), alloc::string::String>, core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34: std::panic::catch_unwind::<core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>, core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   35: test::run_test_in_process
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:27
[INFO] [stdout]   36: test::run_test::{closure#0}
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:607:43
[INFO] [stdout]   37: test::run_test::{closure#1}
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:637:41
[INFO] [stdout]   38: std::sys::backtrace::__rust_begin_short_backtrace::<test::run_test::{closure#1}, ()>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39: std::thread::lifecycle::spawn_unchecked::<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   40: <core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   41: std::panicking::catch_unwind::do_call::<core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42: std::panicking::catch_unwind::<(), core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43: std::panic::catch_unwind::<core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   44: std::thread::lifecycle::spawn_unchecked::<test::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   45: <std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46: <alloc::boxed::Box<dyn core::ops::function::FnOnce<(), Output = ()> + core::marker::Send> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   47: <std::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48: <unknown>
[INFO] [stdout]   49: clone
[INFO] [stdout] 
[INFO] [stdout] ---- test_png_16bit_detection stdout ----
[INFO] [stdout] Error: I/O error: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: anyhow::error::<impl core::convert::From<E> for anyhow::Error>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.101/src/backtrace.rs:27:14
[INFO] [stdout]    1: <core::result::Result<T,F> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible,E>>>::from_residual
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/result.rs:2189:27
[INFO] [stdout]    2: sweep::test_png_16bit_detection::{{closure}}
[INFO] [stdout]              at ./tests/sweep.rs:435:3
[INFO] [stdout]    3: <core::pin::Pin<P> as core::future::future::Future>::poll
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/future/future.rs:133:9
[INFO] [stdout]    4: <core::pin::Pin<P> as core::future::future::Future>::poll
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/future/future.rs:133:9
[INFO] [stdout]    5: tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:753:70
[INFO] [stdout]    6: tokio::task::coop::with_budget
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]    7: tokio::task::coop::budget
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]    8: tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:753:25
[INFO] [stdout]    9: tokio::runtime::scheduler::current_thread::Context::enter
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:442:19
[INFO] [stdout]   10: tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:752:44
[INFO] [stdout]   11: tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:840:68
[INFO] [stdout]   12: tokio::runtime::context::scoped::Scoped<T>::set
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   13: tokio::runtime::context::set_scheduler::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/context.rs:176:38
[INFO] [stdout]   14: std::thread::local::LocalKey<T>::try_with
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   15: std::thread::local::LocalKey<T>::with
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   16: tokio::runtime::context::set_scheduler
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/context.rs:176:17
[INFO] [stdout]   17: tokio::runtime::scheduler::current_thread::CoreGuard::enter
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:840:27
[INFO] [stdout]   18: tokio::runtime::scheduler::current_thread::CoreGuard::block_on
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:740:24
[INFO] [stdout]   19: tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   20: tokio::runtime::context::runtime::enter_runtime
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   21: tokio::runtime::scheduler::current_thread::CurrentThread::block_on
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   22: tokio::runtime::runtime::Runtime::block_on_inner
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/runtime.rs:368:52
[INFO] [stdout]   23: tokio::runtime::runtime::Runtime::block_on
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/runtime/runtime.rs:342:18
[INFO] [stdout]   24: sweep::test_png_16bit_detection
[INFO] [stdout]              at ./tests/sweep.rs:446:4
[INFO] [stdout]   25: sweep::test_png_16bit_detection::{{closure}}
[INFO] [stdout]              at ./tests/sweep.rs:433:40
[INFO] [stdout]   26: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27: <fn() -> core::result::Result<(), alloc::string::String> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28: test::__rust_begin_short_backtrace::<core::result::Result<(), alloc::string::String>, fn() -> core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:663:18
[INFO] [stdout]   29: test::run_test_in_process::{closure#0}
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:74
[INFO] [stdout]   30: <core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   31: std::panicking::catch_unwind::do_call::<core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>, core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   32: std::panicking::catch_unwind::<core::result::Result<(), alloc::string::String>, core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   33: std::panic::catch_unwind::<core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>, core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   34: test::run_test_in_process
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:27
[INFO] [stdout]   35: test::run_test::{closure#0}
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:607:43
[INFO] [stdout]   36: test::run_test::{closure#1}
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:637:41
[INFO] [stdout]   37: std::sys::backtrace::__rust_begin_short_backtrace::<test::run_test::{closure#1}, ()>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   38: std::thread::lifecycle::spawn_unchecked::<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   39: <core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   40: std::panicking::catch_unwind::do_call::<core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   41: std::panicking::catch_unwind::<(), core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   42: std::panic::catch_unwind::<core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   43: std::thread::lifecycle::spawn_unchecked::<test::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   44: <std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   45: <alloc::boxed::Box<dyn core::ops::function::FnOnce<(), Output = ()> + core::marker::Send> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   46: <std::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]              at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   47: <unknown>
[INFO] [stdout]   48: clone
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     sweep_test
[INFO] [stdout]     test_png_16bit_detection
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test sweep`
[INFO] running `Command { std: "docker" "inspect" "7ecf13dda92678d9db9380702f25c98645093b8c73e3bf8f11ca6c594b1168f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ecf13dda92678d9db9380702f25c98645093b8c73e3bf8f11ca6c594b1168f6", kill_on_drop: false }`
[INFO] [stdout] 7ecf13dda92678d9db9380702f25c98645093b8c73e3bf8f11ca6c594b1168f6
