[INFO] updating cached repository https://github.com/caameron/Pixel-Converter
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] daf0bb1ccb4fb8e861915cc7c734ff1521190310
[INFO] testing caameron/Pixel-Converter against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaameron%2FPixel-Converter" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/caameron/Pixel-Converter on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/caameron/Pixel-Converter
[INFO] finished tweaking git repo https://github.com/caameron/Pixel-Converter
[INFO] tweaked toml for git repo https://github.com/caameron/Pixel-Converter written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/caameron/Pixel-Converter already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 21db33218129ff3f2b1e059e783c8e2671b38ad6d29b15bd9c4deb3e8d6e9263
[INFO] running `"docker" "start" "-a" "21db33218129ff3f2b1e059e783c8e2671b38ad6d29b15bd9c4deb3e8d6e9263"`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling inflate v0.4.3
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]    Compiling rand v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling gif v0.10.0
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling quote v0.6.4
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling syn v0.14.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling pixel-converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.02s
[INFO] running `"docker" "inspect" "21db33218129ff3f2b1e059e783c8e2671b38ad6d29b15bd9c4deb3e8d6e9263"`
[INFO] running `"docker" "rm" "-f" "21db33218129ff3f2b1e059e783c8e2671b38ad6d29b15bd9c4deb3e8d6e9263"`
[INFO] [stdout] 21db33218129ff3f2b1e059e783c8e2671b38ad6d29b15bd9c4deb3e8d6e9263
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5896582bdf87e24a2e18beffdab67c90acba1bb46d7ef7d72189cf58a9d9d67d
[INFO] running `"docker" "start" "-a" "5896582bdf87e24a2e18beffdab67c90acba1bb46d7ef7d72189cf58a9d9d67d"`
[INFO] [stderr]    Compiling pixel-converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `"docker" "inspect" "5896582bdf87e24a2e18beffdab67c90acba1bb46d7ef7d72189cf58a9d9d67d"`
[INFO] running `"docker" "rm" "-f" "5896582bdf87e24a2e18beffdab67c90acba1bb46d7ef7d72189cf58a9d9d67d"`
[INFO] [stdout] 5896582bdf87e24a2e18beffdab67c90acba1bb46d7ef7d72189cf58a9d9d67d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 165e3c65d864cd574a6e8131170c627b2596811691cd0004af48c10ff5a0794a
[INFO] running `"docker" "start" "-a" "165e3c65d864cd574a6e8131170c627b2596811691cd0004af48c10ff5a0794a"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pixel_converter-a369ac6147bfdbf7
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stderr] thread '<unnamed>' panicked at 'attempted to leave type `nodrop::NoDrop<(epoch::Epoch, garbage::Bag)>` uninitialized, which is invalid', /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/mem/mod.rs:661:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55f58e778d94 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55f58e778d94 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55f58e778d94 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55f58e778d94 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7729313ad2d729c7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55f58e7a2acc - core::fmt::write::hb0049f6c12bdaffc
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x55f58e775643 - std::io::Write::write_fmt::hfb486fa6ccb90f14
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x55f58e77b675 - std::sys_common::backtrace::_print::ha087cac92e84a414
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55f58e77b675 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55f58e77b675 - std::panicking::default_hook::{{closure}}::h016d7de02def2736
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x55f58e77b3b2 - std::panicking::default_hook::h9386f7e484840463
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x55f58e77bcd2 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x55f58e77b8bb - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:419
[INFO] [stderr]   12:     0x55f58e7a14f1 - core::panicking::panic_fmt::hc5953a7331f9805c
[INFO] [stderr]                                at src/libcore/panicking.rs:111
[INFO] [stderr]   13:     0x55f58e7a143d - core::panicking::panic::hbfb03ddd2cbb509e
[INFO] [stderr]                                at src/libcore/panicking.rs:54
[INFO] [stderr]   14:     0x55f58e70ed38 - core::mem::uninitialized::h493b67e0c3f42e39
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/mem/mod.rs:661
[INFO] [stderr]   15:     0x55f58e70ed38 - crossbeam_epoch::sync::queue::Queue<T>::new::he35be7de10238866
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/sync/queue.rs:57
[INFO] [stderr]   16:     0x55f58e7056fe - crossbeam_epoch::internal::Global::new::h4fe4faa7ea6749ee
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/internal.rs:63
[INFO] [stderr]   17:     0x55f58e7129d1 - crossbeam_epoch::collector::Collector::new::hbfd3033b4ab4a780
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/collector.rs:32
[INFO] [stderr]   18:     0x55f58e7098fa - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::__static_ref_initialize::hfade727b9ebdab7b
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/default.rs:12
[INFO] [stderr]   19:     0x55f58e7098fa - core::ops::function::FnOnce::call_once::he7331a1c1a85a03b
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232
[INFO] [stderr]   20:     0x55f58e708d84 - lazy_static::lazy::Lazy<T>::get::{{closure}}::hb747fca6540a913b
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.2/src/lazy.rs:24
[INFO] [stderr]   21:     0x55f58e710cd5 - std::sync::once::Once::call_once::{{closure}}::ha6178a77e9d3528b
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sync/once.rs:264
[INFO] [stderr]   22:     0x55f58e7785b8 - std::sync::once::Once::call_inner::h645f0d07eb0a8066
[INFO] [stderr]                                at src/libstd/sync/once.rs:416
[INFO] [stderr]   23:     0x55f58e710c51 - std::sync::once::Once::call_once::he17bee5e76fd0e7e
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sync/once.rs:264
[INFO] [stderr]   24:     0x55f58e71176f - lazy_static::lazy::Lazy<T>::get::h22e60dfa8e64c6b2
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.2/src/lazy.rs:23
[INFO] [stderr]   25:     0x55f58e71176f - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::__stability::h08b1e0912d7f2c53
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.2/src/lib.rs:148
[INFO] [stderr]   26:     0x55f58e71176f - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::h82b3d3e15f2a2548
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.2/src/lib.rs:150
[INFO] [stderr]   27:     0x55f58e7117a4 - crossbeam_epoch::default::HANDLE::__init::h4c1fe08f8564d9ff
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/default.rs:17
[INFO] [stderr]   28:     0x55f58e709889 - core::ops::function::FnOnce::call_once::h005636db5b8e3ba4
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232
[INFO] [stderr]   29:     0x55f58e7125cc - std::thread::local::lazy::LazyKeyInner<T>::initialize::h6375aecfd081cbe7
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/local.rs:289
[INFO] [stderr]   30:     0x55f58e710d72 - std::thread::local::fast::Key<T>::try_initialize::h25144cb3eb0080aa
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/local.rs:425
[INFO] [stderr]   31:     0x55f58e710ec7 - std::thread::local::fast::Key<T>::get::h64ce2f434e255743
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/local.rs:410
[INFO] [stderr]   32:     0x55f58e7117ed - crossbeam_epoch::default::HANDLE::__getit::ha94013877d71e413
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/local.rs:175
[INFO] [stderr]   33:     0x55f58e6e22c8 - std::thread::local::LocalKey<T>::try_with::h6eb31dcc746800df
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/local.rs:262
[INFO] [stderr]   34:     0x55f58e6e21af - std::thread::local::LocalKey<T>::with::had715fe9aafc2386
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/local.rs:239
[INFO] [stderr]   35:     0x55f58e6f15ae - crossbeam_epoch::default::is_pinned::heda933edca1eb28d
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/default.rs:33
[INFO] [stderr]   36:     0x55f58e6ee725 - crossbeam_deque::Stealer<T>::steal::h8606f7083d105ee0
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-deque-0.2.0/src/lib.rs:714
[INFO] [stderr]   37:     0x55f58e6dc643 - rayon_core::registry::WorkerThread::steal::{{closure}}::hae638e2edd77b796
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.1/src/registry.rs:614
[INFO] [stderr]   38:     0x55f58e6d9c2b - core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut::hdb025dec5d3d7d0b
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:274
[INFO] [stderr]   39:     0x55f58e6ec001 - core::iter::traits::iterator::Iterator::find_map::check::{{closure}}::hbcc51a6c5aee70e2
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/iter/traits/iterator.rs:2239
[INFO] [stderr]   40:     0x55f58e6e3d45 - core::iter::adapters::filter_try_fold::{{closure}}::h095c8a55536d14cd
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/iter/adapters/mod.rs:935
[INFO] [stderr]   41:     0x55f58e6e31ac - core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut::h5fc39fa5fd5b6ef7
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:274
[INFO] [stderr]   42:     0x55f58e6f7744 - core::iter::traits::iterator::Iterator::try_fold::h44d36b6c550f3d1a
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/iter/traits/iterator.rs:1878
[INFO] [stderr]   43:     0x55f58e6e1703 - <core::iter::adapters::chain::Chain<A,B> as core::iter::traits::iterator::Iterator>::try_fold::h208198887c686ae4
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/iter/adapters/chain.rs:83
[INFO] [stderr]   44:     0x55f58e6e3046 - <core::iter::adapters::Filter<I,P> as core::iter::traits::iterator::Iterator>::try_fold::hec0afa30cc487c54
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/iter/adapters/mod.rs:984
[INFO] [stderr]   45:     0x55f58e6e3a41 - core::iter::traits::iterator::Iterator::find_map::he13e4973fd3e174c
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/iter/traits/iterator.rs:2245
[INFO] [stderr]   46:     0x55f58e6e30b6 - <core::iter::adapters::FilterMap<I,F> as core::iter::traits::iterator::Iterator>::next::h91a9d6403277aafc
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/iter/adapters/mod.rs:1084
[INFO] [stderr]   47:     0x55f58e6dc57b - rayon_core::registry::WorkerThread::steal::ha84fd0cb6e1ef156
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.1/src/registry.rs:608
[INFO] [stderr]   48:     0x55f58e6dc2a2 - rayon_core::registry::WorkerThread::wait_until_cold::{{closure}}::h7b3858cc1a65f7fe
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.1/src/registry.rs:565
[INFO] [stderr]   49:     0x55f58e6f435f - core::option::Option<T>::or_else::h6e8bb1a37b20b2d0
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/option.rs:766
[INFO] [stderr]   50:     0x55f58e6dbf6e - rayon_core::registry::WorkerThread::wait_until_cold::hed6e3cca0d9e4dd4
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.1/src/registry.rs:564
[INFO] [stderr]   51:     0x55f58e6db983 - rayon_core::registry::WorkerThread::wait_until::h3b3a18e0a98bec1e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.1/src/registry.rs:544
[INFO] [stderr]   52:     0x55f58e6dcb1b - rayon_core::registry::main_loop::hbe165570385cc43f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.1/src/registry.rs:666
[INFO] [stderr]   53:     0x55f58e6daf0d - rayon_core::registry::Registry::new::{{closure}}::h9d97ef9200efec70
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.1/src/registry.rs:135
[INFO] [stderr]   54:     0x55f58e6f1751 - std::sys_common::backtrace::__rust_begin_short_backtrace::h41e09c78691f17d3
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   55:     0x55f58e6e9fa2 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h52ba57108d3448f6
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:475
[INFO] [stderr]   56:     0x55f58e6e9002 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h22e830376af18c68
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318
[INFO] [stderr]   57:     0x55f58e6f64ec - std::panicking::try::do_call::h5ec27f699ad0cbe9
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331
[INFO] [stderr]   58:     0x55f58e6f7e9d - __rust_try
[INFO] [stderr]   59:     0x55f58e6f62e3 - std::panicking::try::h38c5240e4a2f54cf
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274
[INFO] [stderr]   60:     0x55f58e6e9552 - std::panic::catch_unwind::hc6860d2db902bc09
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394
[INFO] [stderr]   61:     0x55f58e6e9d91 - std::thread::Builder::spawn_unchecked::{{closure}}::h1fb99952cacbebdd
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:474
[INFO] [stderr]   62:     0x55f58e6ea61f - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a4728b8164fa9c6
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232
[INFO] [stderr]   63:     0x55f58e76f12f - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h7deaeeba480c6ce2
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008
[INFO] [stderr]   64:     0x55f58e7825e3 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h968b1dfb87756523
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008
[INFO] [stderr]   65:     0x55f58e7825e3 - std::sys::unix::thread::Thread::new::thread_start::h2399addeb6370595
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   66:     0x7f21b4ef56db - start_thread
[INFO] [stderr]   67:     0x7f21b4a0688f - __clone
[INFO] [stderr]   68:                0x0 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass '--bin pixel-converter'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/pixel_converter-a369ac6147bfdbf7` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `"docker" "inspect" "165e3c65d864cd574a6e8131170c627b2596811691cd0004af48c10ff5a0794a"`
[INFO] running `"docker" "rm" "-f" "165e3c65d864cd574a6e8131170c627b2596811691cd0004af48c10ff5a0794a"`
[INFO] [stdout] 165e3c65d864cd574a6e8131170c627b2596811691cd0004af48c10ff5a0794a