[INFO] crate stegray 0.0.1 is already in cache [INFO] extracting crate stegray 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/stegray/0.0.1 [INFO] extracting crate stegray 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stegray/0.0.1 [INFO] validating manifest of stegray-0.0.1 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of stegray-0.0.1 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing stegray-0.0.1 [INFO] finished frobbing stegray-0.0.1 [INFO] frobbed toml for stegray-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/stegray/0.0.1/Cargo.toml [INFO] started frobbing stegray-0.0.1 [INFO] finished frobbing stegray-0.0.1 [INFO] frobbed toml for stegray-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stegray/0.0.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing stegray-0.0.1 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/stegray/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 085fbd5cf77230e59095ffe3e398259efcfc7df08a63547f5964001f214cfe5a [INFO] running `"docker" "start" "-a" "085fbd5cf77230e59095ffe3e398259efcfc7df08a63547f5964001f214cfe5a"` [INFO] [stderr] Compiling stegray v0.0.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `"docker" "inspect" "085fbd5cf77230e59095ffe3e398259efcfc7df08a63547f5964001f214cfe5a"` [INFO] running `"docker" "rm" "-f" "085fbd5cf77230e59095ffe3e398259efcfc7df08a63547f5964001f214cfe5a"` [INFO] [stdout] 085fbd5cf77230e59095ffe3e398259efcfc7df08a63547f5964001f214cfe5a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/stegray/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] d443011a0c3177aba2caa9a407aa07831f4bba83ead52cdd3abdcde3a2306fa7 [INFO] running `"docker" "start" "-a" "d443011a0c3177aba2caa9a407aa07831f4bba83ead52cdd3abdcde3a2306fa7"` [INFO] [stderr] Compiling stegray v0.0.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.39s [INFO] running `"docker" "inspect" "d443011a0c3177aba2caa9a407aa07831f4bba83ead52cdd3abdcde3a2306fa7"` [INFO] running `"docker" "rm" "-f" "d443011a0c3177aba2caa9a407aa07831f4bba83ead52cdd3abdcde3a2306fa7"` [INFO] [stdout] d443011a0c3177aba2caa9a407aa07831f4bba83ead52cdd3abdcde3a2306fa7 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/stegray/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] e3511fb12c019bb18304b18e5431055d80b9a785a1f6dd7a64642dcb7d540662 [INFO] running `"docker" "start" "-a" "e3511fb12c019bb18304b18e5431055d80b9a785a1f6dd7a64642dcb7d540662"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/stegray-6776dbe70927eaa1 [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test bit_helpers::tests::transform_u8_array_to_u32_large ... ok [INFO] [stdout] test bit_helpers::tests::transform_u32_to_u8_array_small ... ok [INFO] [stdout] test bit_helpers::tests::transform_u32_to_u8_array_large ... ok [INFO] [stdout] test files::tests::get_file_string_short ... ok [INFO] [stdout] test files::tests::get_file_type_from_u8_next ... ok [INFO] [stdout] test files::tests::get_file_type_from_u8_text ... ok [INFO] [stdout] test files::tests::get_file_content_text_short ... ok [INFO] [stdout] test files::tests::get_file_type_from_u8_png ... ok [INFO] [stdout] test files::tests::get_file_type_png ... ok [INFO] [stdout] test tests::stegraymeta_from_bytes ... ok [INFO] [stdout] test tests::to_byte_vector ... ok [INFO] [stdout] test files::tests::get_file_type_unkown ... ok [INFO] [stdout] test files::tests::get_file_type_text ... ok [INFO] [stdout] test tests::new_stegray_from_text_file ... ok [INFO] [stdout] test tests::from_byte_vector ... ok [INFO] [stdout] test files::tests::get_file_type_from_u8_unknown ... ok [INFO] [stdout] test tests::save_text_file ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::save_text_file stdout ---- [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:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561f5f5816cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561f5f5816cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561f5f5816cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561f5f5816cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561f5f5816cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x561f5f58133a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x561f5f581e40 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x561f5f5819c2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x561f5f5818a6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x561f5f59796d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561f5f570dc8 - core::result::unwrap_failed::hd14e7def6acfe919 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561f5f51fa17 - core::result::Result::expect::h43775e2e142563ec [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:827 [INFO] [stdout] 12: 0x561f5f520ed8 - stegray::Stegray::save::had526c10a1f1ca23 [INFO] [stdout] at src/lib.rs:59 [INFO] [stdout] 13: 0x561f5f51dee1 - stegray::tests::save_text_file::hbe6976259275d532 [INFO] [stdout] at src/tests.rs:148 [INFO] [stdout] 14: 0x561f5f51dcba - stegray::tests::save_text_file::{{closure}}::he805784b1f306298 [INFO] [stdout] at src/tests.rs:128 [INFO] [stdout] 15: 0x561f5f52004e - core::ops::function::FnOnce::call_once::hf8307f8a371b2682 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x561f5f52e8ff - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x561f5f58448a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x561f5f548ef8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x561f5f548ef8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x561f5f548ef8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x561f5f523d75 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x561f5f527e35 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x561f5f527e35 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x561f5f527e35 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x561f5f58448a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x561f5f528532 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x561f5f528532 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x561f5f528532 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x561f5f528532 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561f5f576fcf - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561f5f583be0 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x561f5f583be0 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x561f5f583be0 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fd5a41494a4 - start_thread [INFO] [stdout] 35: 0x7fd5a3c74d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::save_text_file [INFO] [stdout] [INFO] [stdout] test result: FAILED. 16 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "e3511fb12c019bb18304b18e5431055d80b9a785a1f6dd7a64642dcb7d540662"` [INFO] running `"docker" "rm" "-f" "e3511fb12c019bb18304b18e5431055d80b9a785a1f6dd7a64642dcb7d540662"` [INFO] [stdout] e3511fb12c019bb18304b18e5431055d80b9a785a1f6dd7a64642dcb7d540662