[INFO] fetching crate cvr 0.1.2...
[INFO] testing cvr-0.1.2 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate cvr 0.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate cvr 0.1.2
[INFO] finished tweaking crates.io crate cvr 0.1.2
[INFO] tweaked toml for crates.io crate cvr 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cvr 0.1.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to highest compatible versions
[INFO] [stderr]       Adding minivec v0.2.3 (available: v0.5.0)
[INFO] [stderr]       Adding png v0.16.8 (available: v0.18.1)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded adler32 v1.2.0
[INFO] [stderr]   Downloaded miniz_oxide v0.3.7
[INFO] [stderr]   Downloaded png v0.16.8
[INFO] [stderr]   Downloaded minivec v0.2.3
[INFO] [stderr]   Downloaded deflate v0.8.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] dfef0cd7e7572073db357b62e79ebbde2c4df781dde7b274fe3147f7778ace76
[INFO] running `Command { std: "docker" "start" "dfef0cd7e7572073db357b62e79ebbde2c4df781dde7b274fe3147f7778ace76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfef0cd7e7572073db357b62e79ebbde2c4df781dde7b274fe3147f7778ace76", 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" "dfef0cd7e7572073db357b62e79ebbde2c4df781dde7b274fe3147f7778ace76" "/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" "dfef0cd7e7572073db357b62e79ebbde2c4df781dde7b274fe3147f7778ace76", 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" "dfef0cd7e7572073db357b62e79ebbde2c4df781dde7b274fe3147f7778ace76" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.5.2
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling minivec v0.2.3
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling cvr v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 5.40s
[INFO] running `Command { std: "docker" "inspect" "dfef0cd7e7572073db357b62e79ebbde2c4df781dde7b274fe3147f7778ace76", 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" "dfef0cd7e7572073db357b62e79ebbde2c4df781dde7b274fe3147f7778ace76" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling cvr v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::f32::EPSILON`: replaced by the `EPSILON` associated constant on `f32`
[INFO] [stdout]  --> tests/srgb.rs:8:30
[INFO] [stdout]   |
[INFO] [stdout] 8 |   (a - b).abs() <= std::f32::EPSILON * (a.max(b))
[INFO] [stdout]   |                              ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "dfef0cd7e7572073db357b62e79ebbde2c4df781dde7b274fe3147f7778ace76", 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" "dfef0cd7e7572073db357b62e79ebbde2c4df781dde7b274fe3147f7778ace76" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated constant `std::f32::EPSILON`: replaced by the `EPSILON` associated constant on `f32`
[INFO] [stderr]  --> tests/srgb.rs:8:30
[INFO] [stderr]   |
[INFO] [stderr] 8 |   (a - b).abs() <= std::f32::EPSILON * (a.max(b))
[INFO] [stderr]   |                              ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cvr` (test "srgb") generated 1 warning
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/cvr-05f65e37389026a1)
[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/png.rs (/opt/rustwide/target/release/deps/png-811e9a40a46ffaa5)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_grayscale_alpha_png ... FAILED
[INFO] [stdout] test test_png_hsv ... FAILED
[INFO] [stdout] test test_png_io_rgb ... FAILED
[INFO] [stdout] test test_png_io_rgba ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_grayscale_alpha_png stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test_grayscale_alpha_png' (296) panicked at tests/png.rs:28:83:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62f7d871d3a1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x62f7d8731e1a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x62f7d87218ec - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x62f7d86f9996 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x62f7d8715b09 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x62f7d869fa40 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x62f7d8715cc2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x62f7d86f9a42 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x62f7d86f2799 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x62f7d86fa63d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x62f7d873254c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x62f7d8732322 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x62f7d868f360 - <png[a732034a287d61]::test_grayscale_alpha_png::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x62f7d8692d2b - 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]   14:     0x62f7d86a0395 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x62f7d8699c54 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x62f7d86a34f2 - <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]   17:     0x62f7d871cc79 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x71d72a0c1dfa - <unknown>
[INFO] [stdout]   19:     0x71d72a1553d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test_png_hsv stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test_png_hsv' (297) panicked at tests/png.rs:45:71:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62f7d871d3a1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x62f7d8731e1a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x62f7d87218ec - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x62f7d86f9996 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x62f7d8715b09 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x62f7d869fa40 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x62f7d8715cc2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x62f7d86f9a42 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x62f7d86f2799 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x62f7d86fa63d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x62f7d873254c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x62f7d8732322 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x62f7d868e54f - <png[a732034a287d61]::test_png_hsv::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x62f7d8692d2b - 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]   14:     0x62f7d86a0395 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x62f7d8699c54 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x62f7d86a34f2 - <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]   17:     0x62f7d871cc79 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x71d72a0c1dfa - <unknown>
[INFO] [stdout]   19:     0x71d72a1553d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test_png_io_rgb stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test_png_io_rgb' (298) panicked at tests/png.rs:19:76:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62f7d871d3a1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x62f7d8731e1a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x62f7d87218ec - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x62f7d86f9996 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x62f7d8715b09 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x62f7d869fa40 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x62f7d8715cc2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x62f7d86f9a42 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x62f7d86f2799 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x62f7d86fa63d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x62f7d873254c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x62f7d8732322 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x62f7d868ec23 - <png[a732034a287d61]::test_png_io_rgb::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x62f7d8692d2b - 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]   14:     0x62f7d86a0395 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x62f7d8699c54 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x62f7d86a34f2 - <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]   17:     0x62f7d871cc79 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x71d72a0c1dfa - <unknown>
[INFO] [stdout]   19:     0x71d72a1553d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test_png_io_rgba stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test_png_io_rgba' (299) panicked at tests/png.rs:10:77:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62f7d871d3a1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x62f7d8731e1a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x62f7d87218ec - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x62f7d86f9996 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x62f7d8715b09 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x62f7d869fa40 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x62f7d8715cc2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x62f7d86f9a42 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x62f7d86f2799 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x62f7d86fa63d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x62f7d873254c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x62f7d8732322 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x62f7d868ef27 - <png[a732034a287d61]::test_png_io_rgba::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x62f7d8692d2b - 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]   14:     0x62f7d86a0395 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x62f7d8699c54 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x62f7d86a34f2 - <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]   17:     0x62f7d871cc79 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x71d72a0c1dfa - <unknown>
[INFO] [stdout]   19:     0x71d72a1553d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_grayscale_alpha_png
[INFO] [stdout]     test_png_hsv
[INFO] [stdout]     test_png_io_rgb
[INFO] [stdout]     test_png_io_rgba
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test png`
[INFO] running `Command { std: "docker" "inspect" "dfef0cd7e7572073db357b62e79ebbde2c4df781dde7b274fe3147f7778ace76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfef0cd7e7572073db357b62e79ebbde2c4df781dde7b274fe3147f7778ace76", kill_on_drop: false }`
[INFO] [stdout] dfef0cd7e7572073db357b62e79ebbde2c4df781dde7b274fe3147f7778ace76
