[INFO] fetching crate whats-a-png 0.1.1...
[INFO] testing whats-a-png-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate whats-a-png 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate whats-a-png 0.1.1
[INFO] finished tweaking crates.io crate whats-a-png 0.1.1
[INFO] tweaked toml for crates.io crate whats-a-png 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate whats-a-png 0.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate whats-a-png 0.1.1 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52de27cefd0a5fec73b54f75cc42a91ac2085d802d65f2fbecd034fbabcf3bc0
[INFO] running `Command { std: "docker" "start" "-a" "52de27cefd0a5fec73b54f75cc42a91ac2085d802d65f2fbecd034fbabcf3bc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52de27cefd0a5fec73b54f75cc42a91ac2085d802d65f2fbecd034fbabcf3bc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52de27cefd0a5fec73b54f75cc42a91ac2085d802d65f2fbecd034fbabcf3bc0", kill_on_drop: false }`
[INFO] [stdout] 52de27cefd0a5fec73b54f75cc42a91ac2085d802d65f2fbecd034fbabcf3bc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7add06a6a32078d3ab71b5208dc5ee41e1b5c8825a4614619260fc0eb6146644
[INFO] running `Command { std: "docker" "start" "-a" "7add06a6a32078d3ab71b5208dc5ee41e1b5c8825a4614619260fc0eb6146644", kill_on_drop: false }`
[INFO] [stderr]    Compiling whats-a-png v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `info` is never read
[INFO] [stdout]   --> src/png.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct PngImage {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 33 |     pub info: PNGInfo,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/png.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct PNGInfo {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 46 |     pub width: u32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 47 |     pub height: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 48 |     pub bit_depth: u8,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 49 |     pub color_type: u8,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 50 |     pub compression_method: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 51 |     pub filter_method: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 52 |     pub interlace_method: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "7add06a6a32078d3ab71b5208dc5ee41e1b5c8825a4614619260fc0eb6146644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7add06a6a32078d3ab71b5208dc5ee41e1b5c8825a4614619260fc0eb6146644", kill_on_drop: false }`
[INFO] [stdout] 7add06a6a32078d3ab71b5208dc5ee41e1b5c8825a4614619260fc0eb6146644
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28d3749d692f95eb941ef7400b1191da43c75800cb27d235f73de67064816daf
[INFO] running `Command { std: "docker" "start" "-a" "28d3749d692f95eb941ef7400b1191da43c75800cb27d235f73de67064816daf", kill_on_drop: false }`
[INFO] [stderr]    Compiling whats-a-png v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `info` is never read
[INFO] [stdout]   --> src/png.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct PngImage {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 33 |     pub info: PNGInfo,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/png.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct PNGInfo {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 46 |     pub width: u32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 47 |     pub height: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 48 |     pub bit_depth: u8,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 49 |     pub color_type: u8,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 50 |     pub compression_method: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 51 |     pub filter_method: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 52 |     pub interlace_method: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "28d3749d692f95eb941ef7400b1191da43c75800cb27d235f73de67064816daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28d3749d692f95eb941ef7400b1191da43c75800cb27d235f73de67064816daf", kill_on_drop: false }`
[INFO] [stdout] 28d3749d692f95eb941ef7400b1191da43c75800cb27d235f73de67064816daf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 902832c5f0302e9b40c803b5403b1c0ba8ae28037a9885e3f3c975a6effaace0
[INFO] running `Command { std: "docker" "start" "-a" "902832c5f0302e9b40c803b5403b1c0ba8ae28037a9885e3f3c975a6effaace0", kill_on_drop: false }`
[INFO] [stderr] warning: field `info` is never read
[INFO] [stderr]   --> src/png.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub struct PngImage {
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] 33 |     pub info: PNGInfo,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/png.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub struct PNGInfo {
[INFO] [stderr]    |            ------- fields in this struct
[INFO] [stderr] 46 |     pub width: u32,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr] 47 |     pub height: u32,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 48 |     pub bit_depth: u8,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 49 |     pub color_type: u8,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 50 |     pub compression_method: u8,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 51 |     pub filter_method: u8,
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr] 52 |     pub interlace_method: u8,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `whats-a-png` (bin "whats-a-png" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/whats_a_png-bcf2ae08b992174a)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test png::tests::test_read_image_data ... ok
[INFO] [stdout] test png::tests::test_chunks ... ok
[INFO] [stdout] test png::tests::test_new ... ok
[INFO] [stdout] test png::tests::test_save_image ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- png::tests::test_save_image stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'png::tests::test_save_image' (27) panicked at src/png.rs:319:37:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: SaveOperationFailed
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c3326b29e32 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c3326b29e32 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c3326b29e32 - std::sys::backtrace::_print_fmt::h255777b7ec902439
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5c3326b29e32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8a1ac49fcd7ee8ce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5c3326b39d5f - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5c3326b39d5f - core::fmt::write::hbdcc0ec4f1bab1db
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5c3326af77d3 - std::io::default_write_fmt::h2580ece0d4b58e51
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c3326af77d3 - std::io::Write::write_fmt::hac9e42858f273b87
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5c3326b036a2 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5c3326b0817f - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5c3326b08011 - std::panicking::default_hook::h9d66b9642014ce48
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5c3326acaabe - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c698701e444e564
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5c3326acaabe - test::test_main_with_exit_callback::{{closure}}::ha1c98e7b69c4defb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c3326b0878f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc4f222a8a57c637a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5c3326b0878f - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5c3326b085ea - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:707:13
[INFO] [stderr] error: test failed, to rerun pass `--bin whats-a-png`
[INFO] [stdout]   16:     0x5c3326b037d9 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5c3326aeb9ad - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5c3326b41590 - core::panicking::panic_fmt::h774fb860369a0f7b
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5c3326b40d66 - core::result::unwrap_failed::h72ee8fcbf1bf8ff9
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/result.rs:1862:5
[INFO] [stdout]   20:     0x5c3326aa3240 - core::result::Result<T,E>::unwrap::h461e2215d3a48a72
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5c3326aa3240 - whats_a_png::png::tests::test_save_image::h035ff3fd928f5c01
[INFO] [stdout]                                at /opt/rustwide/workdir/src/png.rs:319:37
[INFO] [stdout]   22:     0x5c3326aa32d7 - whats_a_png::png::tests::test_save_image::{{closure}}::h31dd6f25790fcc71
[INFO] [stdout]                                at /opt/rustwide/workdir/src/png.rs:317:25
[INFO] [stdout]   23:     0x5c3326aa6b56 - core::ops::function::FnOnce::call_once::hf851315c48e16457
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5c3326aca90b - core::ops::function::FnOnce::call_once::h4f6eabe90cccb47d
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5c3326aca90b - test::__rust_begin_short_backtrace::h94208530f2b4c8c7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5c3326ade91d - test::run_test_in_process::{{closure}}::hbdc6a45a78c46404
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5c3326ade91d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7f9d8efc7eedd165
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5c3326ade91d - std::panicking::catch_unwind::do_call::he5edbaf126c13b99
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5c3326ade91d - std::panicking::catch_unwind::h3d6a8652eceeabce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5c3326ade91d - std::panic::catch_unwind::hbef0c501dd7bb498
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5c3326ade91d - test::run_test_in_process::h400008a46a5006a0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5c3326ade91d - test::run_test::{{closure}}::h9a131655b31d9427
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5c3326ab7e64 - test::run_test::{{closure}}::he4a7177c216308c0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5c3326ab7e64 - std::sys::backtrace::__rust_begin_short_backtrace::hd3980e9c55d6c539
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x5c3326abb79a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h18552df67c7aa9b8
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x5c3326abb79a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3d7b285234641a08
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5c3326abb79a - std::panicking::catch_unwind::do_call::h5a2b5cf36528a5b2
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x5c3326abb79a - std::panicking::catch_unwind::h7e8b531bbda77d20
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x5c3326abb79a - std::panic::catch_unwind::hf9bbb2040b4f1e6c
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5c3326abb79a - std::thread::Builder::spawn_unchecked_::{{closure}}::h600f92cf68549574
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x5c3326abb79a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb6607307df8a1847
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5c3326afebdf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6891ad53a5ed6f52
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x5c3326afebdf - std::sys::thread::unix::Thread::new::thread_start::h7f3e77fa86df70af
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x709140716aa4 - <unknown>
[INFO] [stdout]   45:     0x7091407a3a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     png::tests::test_save_image
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "902832c5f0302e9b40c803b5403b1c0ba8ae28037a9885e3f3c975a6effaace0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "902832c5f0302e9b40c803b5403b1c0ba8ae28037a9885e3f3c975a6effaace0", kill_on_drop: false }`
[INFO] [stdout] 902832c5f0302e9b40c803b5403b1c0ba8ae28037a9885e3f3c975a6effaace0
