Dec 07 08:02:56.814 INFO testing lsb_text_png_steganography-0.1.2 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 08:02:56.814 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 08:02:57.180 INFO [stdout] 41780074c3a510dd5b62b2972c26185f5e2114ce62a7f9eea1fa05596d3a21d5
Dec 07 08:02:57.182 INFO running `"docker" "start" "-a" "41780074c3a510dd5b62b2972c26185f5e2114ce62a7f9eea1fa05596d3a21d5"`
Dec 07 08:02:58.547 INFO [stderr] usermod: no changes
Dec 07 08:02:58.748 INFO [stderr]    Compiling lsb_text_png_steganography v0.1.2 (/source)
Dec 07 08:03:02.404 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.82s
Dec 07 08:03:02.404 INFO [stderr] su: No module specific data is present
Dec 07 08:03:02.736 INFO running `"docker" "inspect" "41780074c3a510dd5b62b2972c26185f5e2114ce62a7f9eea1fa05596d3a21d5"`
Dec 07 08:03:02.904 INFO running `"docker" "rm" "-f" "41780074c3a510dd5b62b2972c26185f5e2114ce62a7f9eea1fa05596d3a21d5"`
Dec 07 08:03:03.095 INFO [stdout] 41780074c3a510dd5b62b2972c26185f5e2114ce62a7f9eea1fa05596d3a21d5
Dec 07 08:03:03.097 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 08:03:03.320 INFO [stdout] c5fbf3795714918c9307edf66c8c5c3491e60cc5d5f77847835c688f5fdbb3b0
Dec 07 08:03:03.324 INFO running `"docker" "start" "-a" "c5fbf3795714918c9307edf66c8c5c3491e60cc5d5f77847835c688f5fdbb3b0"`
Dec 07 08:03:04.012 INFO [stderr] usermod: no changes
Dec 07 08:03:04.096 INFO [stderr]    Compiling lsb_text_png_steganography v0.1.2 (/source)
Dec 07 08:03:08.823 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.78s
Dec 07 08:03:08.823 INFO [stderr] su: No module specific data is present
Dec 07 08:03:09.226 INFO running `"docker" "inspect" "c5fbf3795714918c9307edf66c8c5c3491e60cc5d5f77847835c688f5fdbb3b0"`
Dec 07 08:03:09.394 INFO running `"docker" "rm" "-f" "c5fbf3795714918c9307edf66c8c5c3491e60cc5d5f77847835c688f5fdbb3b0"`
Dec 07 08:03:09.541 INFO [stdout] c5fbf3795714918c9307edf66c8c5c3491e60cc5d5f77847835c688f5fdbb3b0
Dec 07 08:03:09.549 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 08:03:09.924 INFO [stdout] 7bc57253d8926a18a529bee2d8b5637be7b79c255268e2200e485b663aae6c5d
Dec 07 08:03:09.926 INFO running `"docker" "start" "-a" "7bc57253d8926a18a529bee2d8b5637be7b79c255268e2200e485b663aae6c5d"`
Dec 07 08:03:10.972 INFO [stderr] usermod: no changes
Dec 07 08:03:11.063 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Dec 07 08:03:11.065 INFO [stderr]      Running /target/debug/deps/lsb_text_png_steganography-e3eaa2d841143406
Dec 07 08:03:11.077 INFO [stdout] 
Dec 07 08:03:11.077 INFO [stdout] running 5 tests
Dec 07 08:03:11.077 INFO [stdout] test tests::reveal_hidden_text ... ok
Dec 07 08:03:11.084 INFO [stdout] test hider::tests::tiny_payload_case ... ok
Dec 07 08:03:11.084 INFO [stdout] test hider::tests::tiny_payload_case_fail ... ok
Dec 07 08:03:11.084 INFO [stdout] test hider::tests::perfect_payload ... ok
Dec 07 08:03:11.151 INFO [stdout] test tests::hide_payload ... FAILED
Dec 07 08:03:11.151 INFO [stdout] 
Dec 07 08:03:11.151 INFO [stdout] failures:
Dec 07 08:03:11.151 INFO [stdout] 
Dec 07 08:03:11.151 INFO [stdout] ---- tests::hide_payload stdout ----
Dec 07 08:03:11.151 INFO [stdout] thread 'tests::hide_payload' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1009:5
Dec 07 08:03:11.151 INFO [stdout] stack backtrace:
Dec 07 08:03:11.151 INFO [stdout]    0:     0x5627d18f0a43 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h3c2ada0a2db8c5e7
Dec 07 08:03:11.151 INFO [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 07 08:03:11.151 INFO [stdout]    1:     0x5627d18eb028 - std::sys_common::backtrace::_print::h95865c77318e98b7
Dec 07 08:03:11.151 INFO [stdout]                                at src/libstd/sys_common/backtrace.rs:71
Dec 07 08:03:11.151 INFO [stdout]    2:     0x5627d18ef8f2 - std::panicking::default_hook::{{closure}}::hb3d1f299fcea42e5
Dec 07 08:03:11.151 INFO [stdout]                                at src/libstd/sys_common/backtrace.rs:59
Dec 07 08:03:11.151 INFO [stdout]                                at src/libstd/panicking.rs:211
Dec 07 08:03:11.151 INFO [stdout]    3:     0x5627d18ef5dc - std::panicking::default_hook::h4eae6f26f73244c8
Dec 07 08:03:11.151 INFO [stdout]                                at src/libstd/panicking.rs:221
Dec 07 08:03:11.151 INFO [stdout]    4:     0x5627d18f0000 - std::panicking::rust_panic_with_hook::h368d37fd53b59464
Dec 07 08:03:11.151 INFO [stdout]                                at src/libstd/panicking.rs:491
Dec 07 08:03:11.151 INFO [stdout]    5:     0x5627d18efb81 - std::panicking::continue_panic_fmt::h1599d634b3be4304
Dec 07 08:03:11.151 INFO [stdout]                                at src/libstd/panicking.rs:398
Dec 07 08:03:11.151 INFO [stdout]    6:     0x5627d18efa65 - rust_begin_unwind
Dec 07 08:03:11.151 INFO [stdout]                                at src/libstd/panicking.rs:325
Dec 07 08:03:11.151 INFO [stdout]    7:     0x5627d1900d1c - core::panicking::panic_fmt::hdc202e6077c95723
Dec 07 08:03:11.151 INFO [stdout]                                at src/libcore/panicking.rs:95
Dec 07 08:03:11.151 INFO [stdout]    8:     0x5627d17cc3b0 - core::result::unwrap_failed::h94b755664104c443
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libcore/macros.rs:26
Dec 07 08:03:11.151 INFO [stdout]    9:     0x5627d15fecef - <core::result::Result<T, E>>::unwrap::he4f2232162fcccb1
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libcore/result.rs:808
Dec 07 08:03:11.151 INFO [stdout]   10:     0x5627d15fcd19 - lsb_text_png_steganography::tests::hide_payload::hd5fe479cf6b8d17c
Dec 07 08:03:11.151 INFO [stdout]                                at src/tests/mod.rs:11
Dec 07 08:03:11.151 INFO [stdout]   11:     0x5627d15fcc39 - lsb_text_png_steganography::tests::hide_payload::{{closure}}::h6127913dad5ed888
Dec 07 08:03:11.151 INFO [stdout]                                at src/tests/mod.rs:4
Dec 07 08:03:11.151 INFO [stdout]   12:     0x5627d15fdabd - core::ops::function::FnOnce::call_once::hb0d7588f60c4370b
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libcore/ops/function.rs:238
Dec 07 08:03:11.151 INFO [stdout]   13:     0x5627d1608abe - <F as alloc::boxed::FnBox<A>>::call_box::h994167e0fc25f327
Dec 07 08:03:11.151 INFO [stdout]                                at src/libtest/lib.rs:1471
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libcore/ops/function.rs:238
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/liballoc/boxed.rs:673
Dec 07 08:03:11.151 INFO [stdout]   14:     0x5627d18fe6f9 - __rust_maybe_catch_panic
Dec 07 08:03:11.151 INFO [stdout]                                at src/libpanic_unwind/lib.rs:102
Dec 07 08:03:11.151 INFO [stdout]   15:     0x5627d16009c3 - std::sys_common::backtrace::__rust_begin_short_backtrace::h5d34cfb78512c8c3
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/panicking.rs:289
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/panic.rs:398
Dec 07 08:03:11.151 INFO [stdout]                                at src/libtest/lib.rs:1426
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/sys_common/backtrace.rs:136
Dec 07 08:03:11.151 INFO [stdout]   16:     0x5627d16018e4 - std::panicking::try::do_call::h7a86b6211ebb5e72
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/thread/mod.rs:477
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/panic.rs:319
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/panicking.rs:310
Dec 07 08:03:11.151 INFO [stdout]   17:     0x5627d18fe6f9 - __rust_maybe_catch_panic
Dec 07 08:03:11.151 INFO [stdout]                                at src/libpanic_unwind/lib.rs:102
Dec 07 08:03:11.151 INFO [stdout]   18:     0x5627d160899c - <F as alloc::boxed::FnBox<A>>::call_box::h877dbe22cb3997f4
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/panicking.rs:289
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/panic.rs:398
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/thread/mod.rs:476
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/liballoc/boxed.rs:673
Dec 07 08:03:11.151 INFO [stdout]   19:     0x5627d18f26bd - std::sys::unix::thread::Thread::new::thread_start::hea5f7f9c570dc4cd
Dec 07 08:03:11.151 INFO [stdout]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/liballoc/boxed.rs:683
Dec 07 08:03:11.151 INFO [stdout]                                at src/libstd/sys_common/thread.rs:24
Dec 07 08:03:11.151 INFO [stdout]                                at src/libstd/sys/unix/thread.rs:90
Dec 07 08:03:11.151 INFO [stdout]   20:     0x7f9c1b9846b9 - start_thread
Dec 07 08:03:11.151 INFO [stdout]   21:     0x7f9c1b4a441c - clone
Dec 07 08:03:11.151 INFO [stdout]   22:                0x0 - <unknown>
Dec 07 08:03:11.151 INFO [stdout] 
Dec 07 08:03:11.151 INFO [stdout] 
Dec 07 08:03:11.152 INFO [stdout] failures:
Dec 07 08:03:11.152 INFO [stdout]     tests::hide_payload
Dec 07 08:03:11.152 INFO [stdout] 
Dec 07 08:03:11.152 INFO [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 08:03:11.152 INFO [stdout] 
Dec 07 08:03:11.154 INFO [stderr] error: test failed, to rerun pass '--lib'
Dec 07 08:03:11.156 INFO [stderr] su: No module specific data is present
Dec 07 08:03:11.694 INFO running `"docker" "inspect" "7bc57253d8926a18a529bee2d8b5637be7b79c255268e2200e485b663aae6c5d"`
Dec 07 08:03:11.875 INFO running `"docker" "rm" "-f" "7bc57253d8926a18a529bee2d8b5637be7b79c255268e2200e485b663aae6c5d"`
Dec 07 08:03:12.077 INFO [stdout] 7bc57253d8926a18a529bee2d8b5637be7b79c255268e2200e485b663aae6c5d