[INFO] updating cached repository EvilRobotOverlord/mnist-dataset-rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/EvilRobotOverlord/mnist-dataset-rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/EvilRobotOverlord/mnist-dataset-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/EvilRobotOverlord/mnist-dataset-rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/EvilRobotOverlord/mnist-dataset-rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/EvilRobotOverlord/mnist-dataset-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EvilRobotOverlord/mnist-dataset-rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EvilRobotOverlord/mnist-dataset-rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d7b48065345e32b3a432e72cc77512b86f513d3c [INFO] sha for GitHub repo EvilRobotOverlord/mnist-dataset-rust: d7b48065345e32b3a432e72cc77512b86f513d3c [INFO] validating manifest of EvilRobotOverlord/mnist-dataset-rust on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of EvilRobotOverlord/mnist-dataset-rust on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing EvilRobotOverlord/mnist-dataset-rust [INFO] finished frobbing EvilRobotOverlord/mnist-dataset-rust [INFO] frobbed toml for EvilRobotOverlord/mnist-dataset-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/EvilRobotOverlord/mnist-dataset-rust/Cargo.toml [INFO] started frobbing EvilRobotOverlord/mnist-dataset-rust [INFO] finished frobbing EvilRobotOverlord/mnist-dataset-rust [INFO] frobbed toml for EvilRobotOverlord/mnist-dataset-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EvilRobotOverlord/mnist-dataset-rust/Cargo.toml [INFO] crate EvilRobotOverlord/mnist-dataset-rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing EvilRobotOverlord/mnist-dataset-rust against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/EvilRobotOverlord/mnist-dataset-rust:/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 8fddb45467c0530d964b4e6cfd7977c9805da8a20ba6abb22281a02fa452043e [INFO] running `"docker" "start" "-a" "8fddb45467c0530d964b4e6cfd7977c9805da8a20ba6abb22281a02fa452043e"` [INFO] [stderr] Compiling matrixmultiply v0.1.14 [INFO] [stderr] Compiling serde v1.0.67 [INFO] [stderr] Compiling libc v0.2.41 [INFO] [stderr] Compiling ndarray v0.11.2 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling xattr v0.2.1 [INFO] [stderr] Compiling filetime v0.2.1 [INFO] [stderr] Compiling flate2 v1.0.1 [INFO] [stderr] Compiling tar v0.4.15 [INFO] [stderr] Compiling bincode v1.0.1 [INFO] [stderr] Compiling mnist-dataset-rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.14s [INFO] running `"docker" "inspect" "8fddb45467c0530d964b4e6cfd7977c9805da8a20ba6abb22281a02fa452043e"` [INFO] running `"docker" "rm" "-f" "8fddb45467c0530d964b4e6cfd7977c9805da8a20ba6abb22281a02fa452043e"` [INFO] [stdout] 8fddb45467c0530d964b4e6cfd7977c9805da8a20ba6abb22281a02fa452043e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/EvilRobotOverlord/mnist-dataset-rust:/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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] fb089b864b1493df1fcf91ae734e52cf176c71379c23551481eb7ffdf8d9ec85 [INFO] running `"docker" "start" "-a" "fb089b864b1493df1fcf91ae734e52cf176c71379c23551481eb7ffdf8d9ec85"` [INFO] [stderr] Compiling mnist-dataset-rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.09s [INFO] running `"docker" "inspect" "fb089b864b1493df1fcf91ae734e52cf176c71379c23551481eb7ffdf8d9ec85"` [INFO] running `"docker" "rm" "-f" "fb089b864b1493df1fcf91ae734e52cf176c71379c23551481eb7ffdf8d9ec85"` [INFO] [stdout] fb089b864b1493df1fcf91ae734e52cf176c71379c23551481eb7ffdf8d9ec85 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/EvilRobotOverlord/mnist-dataset-rust:/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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] 448169f11f72e0f3109522c65b65ed1eb58e1b0972c11ae51ed18157b2a3ad5a [INFO] running `"docker" "start" "-a" "448169f11f72e0f3109522c65b65ed1eb58e1b0972c11ae51ed18157b2a3ad5a"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/mnist_dataset_rust-6ea2044381718dae [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test::it_loads ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test::it_loads stdout ---- [INFO] [stdout] thread 'test::it_loads' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x562607ad73a3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x562607ad265b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x562607ad60d6 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x562607ad5dfe - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x562607ad67df - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x562607ad6361 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x562607ad6245 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:308 [INFO] [stdout] 7: 0x562607aec93c - core::panicking::panic_fmt::hc4f83bfed80aeabd [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 8: 0x562607a37856 - core::result::unwrap_failed::h511e23524b4ae347 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:18 [INFO] [stdout] 9: 0x562607a3818b - core::result::Result::unwrap::hadb83c40b03aef13 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:800 [INFO] [stdout] 10: 0x562607a462fb - mnist_dataset_rust::test::it_loads::hf8a37d6f676f1209 [INFO] [stdout] at src/lib.rs:38 [INFO] [stdout] 11: 0x562607a46299 - mnist_dataset_rust::test::it_loads::{{closure}}::h38f8b990d7ebf0c8 [INFO] [stdout] at src/lib.rs:36 [INFO] [stdout] 12: 0x562607a404fd - core::ops::function::FnOnce::call_once::h4eb5c435b570468d [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 13: 0x562607a5248e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 14: 0x562607ada2d9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 15: 0x562607a6cd87 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 16: 0x562607a477a4 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 17: 0x562607a4b854 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 18: 0x562607ada2d9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 19: 0x562607a4be61 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 20: 0x562607ac94ee - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 21: 0x562607ad99bf - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 22: 0x7fb32e7354a3 - start_thread [INFO] [stdout] 23: 0x7fb32e260d0e - __clone [INFO] [stdout] 24: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test::it_loads [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 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" "448169f11f72e0f3109522c65b65ed1eb58e1b0972c11ae51ed18157b2a3ad5a"` [INFO] running `"docker" "rm" "-f" "448169f11f72e0f3109522c65b65ed1eb58e1b0972c11ae51ed18157b2a3ad5a"` [INFO] [stdout] 448169f11f72e0f3109522c65b65ed1eb58e1b0972c11ae51ed18157b2a3ad5a