Dec 14 18:24:45.802 INFO testing stegray-0.0.1 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 18:24:45.802 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 18:24:46.148 INFO [stdout] 1b20b1f9a16c923730b81e02debf89956d40199dd3edef62129c70b9cc1e9001
Dec 14 18:24:46.150 INFO running `"docker" "start" "-a" "1b20b1f9a16c923730b81e02debf89956d40199dd3edef62129c70b9cc1e9001"`
Dec 14 18:24:46.835 INFO [stderr] usermod: no changes
Dec 14 18:24:46.879 INFO [stderr]    Compiling stegray v0.0.1 (/source)
Dec 14 18:24:47.855 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Dec 14 18:24:47.859 INFO [stderr] su: No module specific data is present
Dec 14 18:24:48.393 INFO running `"docker" "inspect" "1b20b1f9a16c923730b81e02debf89956d40199dd3edef62129c70b9cc1e9001"`
Dec 14 18:24:48.715 INFO running `"docker" "rm" "-f" "1b20b1f9a16c923730b81e02debf89956d40199dd3edef62129c70b9cc1e9001"`
Dec 14 18:24:48.867 INFO [stdout] 1b20b1f9a16c923730b81e02debf89956d40199dd3edef62129c70b9cc1e9001
Dec 14 18:24:48.872 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 18:24:49.071 INFO [stdout] 34e8d6ed2f5788a5c285a8e04b3d9c09bde56654c187083f1b0fcb3a7e0bdee1
Dec 14 18:24:49.076 INFO running `"docker" "start" "-a" "34e8d6ed2f5788a5c285a8e04b3d9c09bde56654c187083f1b0fcb3a7e0bdee1"`
Dec 14 18:24:49.640 INFO [stderr] usermod: no changes
Dec 14 18:24:49.679 INFO [stderr]    Compiling stegray v0.0.1 (/source)
Dec 14 18:24:51.299 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
Dec 14 18:24:51.306 INFO [stderr] su: No module specific data is present
Dec 14 18:24:52.195 INFO running `"docker" "inspect" "34e8d6ed2f5788a5c285a8e04b3d9c09bde56654c187083f1b0fcb3a7e0bdee1"`
Dec 14 18:24:52.539 INFO running `"docker" "rm" "-f" "34e8d6ed2f5788a5c285a8e04b3d9c09bde56654c187083f1b0fcb3a7e0bdee1"`
Dec 14 18:24:52.887 INFO [stdout] 34e8d6ed2f5788a5c285a8e04b3d9c09bde56654c187083f1b0fcb3a7e0bdee1
Dec 14 18:24:52.895 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 18:24:53.440 INFO [stdout] 5313fa604a7f361a3a8140683f137ecb6323027d4455a380f5cbd3328afc34d3
Dec 14 18:24:53.443 INFO running `"docker" "start" "-a" "5313fa604a7f361a3a8140683f137ecb6323027d4455a380f5cbd3328afc34d3"`
Dec 14 18:24:54.451 INFO [stderr] usermod: no changes
Dec 14 18:24:54.507 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 14 18:24:54.519 INFO [stderr]      Running /target/debug/deps/stegray-b1d7e419cdecd9b4
Dec 14 18:24:54.519 INFO [stdout] 
Dec 14 18:24:54.519 INFO [stdout] running 17 tests
Dec 14 18:24:54.519 INFO [stdout] test files::tests::get_file_type_from_u8_png ... ok
Dec 14 18:24:54.519 INFO [stdout] test files::tests::get_file_type_from_u8_text ... ok
Dec 14 18:24:54.519 INFO [stdout] test files::tests::get_file_type_from_u8_next ... ok
Dec 14 18:24:54.523 INFO [stdout] test files::tests::get_file_string_short ... ok
Dec 14 18:24:54.523 INFO [stdout] test files::tests::get_file_content_text_short ... ok
Dec 14 18:24:54.523 INFO [stdout] test bit_helpers::tests::transform_u8_array_to_u32_large ... ok
Dec 14 18:24:54.523 INFO [stdout] test files::tests::get_file_type_unkown ... ok
Dec 14 18:24:54.523 INFO [stdout] test tests::from_byte_vector ... ok
Dec 14 18:24:54.523 INFO [stdout] test files::tests::get_file_type_text ... ok
Dec 14 18:24:54.535 INFO [stdout] test bit_helpers::tests::transform_u32_to_u8_array_small ... ok
Dec 14 18:24:54.535 INFO [stdout] test files::tests::get_file_type_from_u8_unknown ... ok
Dec 14 18:24:54.535 INFO [stdout] test files::tests::get_file_type_png ... ok
Dec 14 18:24:54.547 INFO [stdout] test tests::stegraymeta_from_bytes ... ok
Dec 14 18:24:54.554 INFO [stdout] test tests::to_byte_vector ... ok
Dec 14 18:24:54.555 INFO [stdout] test tests::new_stegray_from_text_file ... ok
Dec 14 18:24:54.555 INFO [stdout] test bit_helpers::tests::transform_u32_to_u8_array_large ... ok
Dec 14 18:24:54.611 INFO [stdout] test tests::save_text_file ... FAILED
Dec 14 18:24:54.611 INFO [stdout] 
Dec 14 18:24:54.611 INFO [stdout] failures:
Dec 14 18:24:54.611 INFO [stdout] 
Dec 14 18:24:54.611 INFO [stdout] ---- tests::save_text_file stdout ----
Dec 14 18:24:54.611 INFO [stdout] thread 'tests::save_text_file' panicked at 'Unable to write text file.: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/libcore/result.rs:1009:5
Dec 14 18:24:54.611 INFO [stdout] stack backtrace:
Dec 14 18:24:54.611 INFO [stdout]    0:     0x561e58487273 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h2c40bdfb30f25bdd
Dec 14 18:24:54.611 INFO [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 14 18:24:54.611 INFO [stdout]    1:     0x561e58481a08 - std::sys_common::backtrace::_print::he11ceebc70626ac9
Dec 14 18:24:54.611 INFO [stdout]                                at src/libstd/sys_common/backtrace.rs:71
Dec 14 18:24:54.611 INFO [stdout]    2:     0x561e584861e2 - std::panicking::default_hook::{{closure}}::h4fde3ffb19c01413
Dec 14 18:24:54.611 INFO [stdout]                                at src/libstd/sys_common/backtrace.rs:59
Dec 14 18:24:54.611 INFO [stdout]                                at src/libstd/panicking.rs:210
Dec 14 18:24:54.611 INFO [stdout]    3:     0x561e58485ed7 - std::panicking::default_hook::hf0c15a583008ed0d
Dec 14 18:24:54.611 INFO [stdout]                                at src/libstd/panicking.rs:218
Dec 14 18:24:54.611 INFO [stdout]    4:     0x561e584868f0 - std::panicking::rust_panic_with_hook::hc1663f6bc7813185
Dec 14 18:24:54.611 INFO [stdout]                                at src/libstd/panicking.rs:487
Dec 14 18:24:54.611 INFO [stdout]    5:     0x561e58486471 - std::panicking::continue_panic_fmt::h42bc2d03ddf03b3e
Dec 14 18:24:54.611 INFO [stdout]                                at src/libstd/panicking.rs:394
Dec 14 18:24:54.611 INFO [stdout]    6:     0x561e58486355 - rust_begin_unwind
Dec 14 18:24:54.611 INFO [stdout]                                at src/libstd/panicking.rs:321
Dec 14 18:24:54.611 INFO [stdout]    7:     0x561e5849674c - core::panicking::panic_fmt::h44df04385fc0c5a6
Dec 14 18:24:54.611 INFO [stdout]                                at src/libcore/panicking.rs:95
Dec 14 18:24:54.611 INFO [stdout]    8:     0x561e584764e0 - core::result::unwrap_failed::h3031185eca37d5c3
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libcore/macros.rs:26
Dec 14 18:24:54.611 INFO [stdout]    9:     0x561e58425e29 - <core::result::Result<T, E>>::expect::he693069bc2b822dc
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libcore/result.rs:835
Dec 14 18:24:54.611 INFO [stdout]   10:     0x561e58426c5c - stegray::Stegray::save::h4ab4b4106b74a00e
Dec 14 18:24:54.611 INFO [stdout]                                at src/lib.rs:59
Dec 14 18:24:54.611 INFO [stdout]   11:     0x561e58423ff0 - stegray::tests::save_text_file::he279522a781d3456
Dec 14 18:24:54.611 INFO [stdout]                                at src/tests.rs:148
Dec 14 18:24:54.611 INFO [stdout]   12:     0x561e58423dc9 - stegray::tests::save_text_file::{{closure}}::h6fff45b02d21407a
Dec 14 18:24:54.611 INFO [stdout]                                at src/tests.rs:128
Dec 14 18:24:54.611 INFO [stdout]   13:     0x561e584292fd - core::ops::function::FnOnce::call_once::h9e6857e645e4051e
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libcore/ops/function.rs:238
Dec 14 18:24:54.611 INFO [stdout]   14:     0x561e584322de - <F as alloc::boxed::FnBox<A>>::call_box::hac337ba1af72dc2b
Dec 14 18:24:54.611 INFO [stdout]                                at src/libtest/lib.rs:1483
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libcore/ops/function.rs:238
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/liballoc/boxed.rs:673
Dec 14 18:24:54.611 INFO [stdout]   15:     0x561e58494f89 - __rust_maybe_catch_panic
Dec 14 18:24:54.611 INFO [stdout]                                at src/libpanic_unwind/lib.rs:102
Dec 14 18:24:54.611 INFO [stdout]   16:     0x561e5844fae7 - test::run_test::run_test_inner::{{closure}}::hfbfe4a58c0ebb01b
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panicking.rs:285
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panic.rs:398
Dec 14 18:24:54.611 INFO [stdout]                                at src/libtest/lib.rs:1438
Dec 14 18:24:54.611 INFO [stdout]   17:     0x561e5842a9f4 - std::sys_common::backtrace::__rust_begin_short_backtrace::hd1f0cf202092f8d7
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/sys_common/backtrace.rs:136
Dec 14 18:24:54.611 INFO [stdout]   18:     0x561e5842afe4 - std::panicking::try::do_call::h5e99f92fbf448cf6
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/thread/mod.rs:479
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panic.rs:319
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panicking.rs:306
Dec 14 18:24:54.611 INFO [stdout]   19:     0x561e58494f89 - __rust_maybe_catch_panic
Dec 14 18:24:54.611 INFO [stdout]                                at src/libpanic_unwind/lib.rs:102
Dec 14 18:24:54.611 INFO [stdout]   20:     0x561e584321bc - <F as alloc::boxed::FnBox<A>>::call_box::h8ae063aff93ccdb6
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panicking.rs:285
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panic.rs:398
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/thread/mod.rs:478
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/liballoc/boxed.rs:673
Dec 14 18:24:54.611 INFO [stdout]   21:     0x561e58488f4d - std::sys::unix::thread::Thread::new::thread_start::h42c32b292fdd228f
Dec 14 18:24:54.611 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/liballoc/boxed.rs:683
Dec 14 18:24:54.611 INFO [stdout]                                at src/libstd/sys_common/thread.rs:24
Dec 14 18:24:54.611 INFO [stdout]                                at src/libstd/sys/unix/thread.rs:91
Dec 14 18:24:54.611 INFO [stdout]   22:     0x7feb8d4e36b9 - start_thread
Dec 14 18:24:54.611 INFO [stdout]   23:     0x7feb8d00341c - clone
Dec 14 18:24:54.611 INFO [stdout]   24:                0x0 - <unknown>
Dec 14 18:24:54.611 INFO [stdout] 
Dec 14 18:24:54.611 INFO [stdout] 
Dec 14 18:24:54.611 INFO [stdout] failures:
Dec 14 18:24:54.611 INFO [stdout]     tests::save_text_file
Dec 14 18:24:54.611 INFO [stdout] 
Dec 14 18:24:54.611 INFO [stdout] test result: FAILED. 16 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 18:24:54.611 INFO [stdout] 
Dec 14 18:24:54.611 INFO [stderr] error: test failed, to rerun pass '--lib'
Dec 14 18:24:54.614 INFO [stderr] su: No module specific data is present
Dec 14 18:24:55.188 INFO running `"docker" "inspect" "5313fa604a7f361a3a8140683f137ecb6323027d4455a380f5cbd3328afc34d3"`
Dec 14 18:24:55.451 INFO running `"docker" "rm" "-f" "5313fa604a7f361a3a8140683f137ecb6323027d4455a380f5cbd3328afc34d3"`
Dec 14 18:24:55.608 INFO [stdout] 5313fa604a7f361a3a8140683f137ecb6323027d4455a380f5cbd3328afc34d3