[INFO] fetching crate mnist_read 1.0.1... [INFO] testing mnist_read-1.0.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate mnist_read 1.0.1 into /workspace/builds/worker-85/source [INFO] validating manifest of crates.io crate mnist_read 1.0.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mnist_read 1.0.1 [INFO] finished tweaking crates.io crate mnist_read 1.0.1 [INFO] tweaked toml for crates.io crate mnist_read 1.0.1 written to /workspace/builds/worker-85/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7da90bdf17ca1ea50735e03d3e730e8ad997eb78c3e94014437c0f2758b2e39 [INFO] running `Command { std: "docker" "start" "-a" "f7da90bdf17ca1ea50735e03d3e730e8ad997eb78c3e94014437c0f2758b2e39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7da90bdf17ca1ea50735e03d3e730e8ad997eb78c3e94014437c0f2758b2e39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7da90bdf17ca1ea50735e03d3e730e8ad997eb78c3e94014437c0f2758b2e39", kill_on_drop: false }` [INFO] [stdout] f7da90bdf17ca1ea50735e03d3e730e8ad997eb78c3e94014437c0f2758b2e39 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 15c100f7265d0deaacfb8f41b7ccf867961464c9ee64a206b0d6827204c9b4c8 [INFO] running `Command { std: "docker" "start" "-a" "15c100f7265d0deaacfb8f41b7ccf867961464c9ee64a206b0d6827204c9b4c8", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling matrixmultiply v0.2.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling mnist_read v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.43s [INFO] running `Command { std: "docker" "inspect" "15c100f7265d0deaacfb8f41b7ccf867961464c9ee64a206b0d6827204c9b4c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15c100f7265d0deaacfb8f41b7ccf867961464c9ee64a206b0d6827204c9b4c8", kill_on_drop: false }` [INFO] [stdout] 15c100f7265d0deaacfb8f41b7ccf867961464c9ee64a206b0d6827204c9b4c8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a98b7ebf8d65dc0f7036f8567231617df3204b822d0917001d95bc60ad3ae762 [INFO] running `Command { std: "docker" "start" "-a" "a98b7ebf8d65dc0f7036f8567231617df3204b822d0917001d95bc60ad3ae762", kill_on_drop: false }` [INFO] [stderr] Compiling mnist_read v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "a98b7ebf8d65dc0f7036f8567231617df3204b822d0917001d95bc60ad3ae762", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a98b7ebf8d65dc0f7036f8567231617df3204b822d0917001d95bc60ad3ae762", kill_on_drop: false }` [INFO] [stdout] a98b7ebf8d65dc0f7036f8567231617df3204b822d0917001d95bc60ad3ae762 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 526f6614f36303a4395dc7a7decef753655cc1e8ca9e638709c885cc259c9f3a [INFO] running `Command { std: "docker" "start" "-a" "526f6614f36303a4395dc7a7decef753655cc1e8ca9e638709c885cc259c9f3a", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mnist_read-1bbd47e86b5cdb3c) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests mnist_read [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - read_labels (line 8) ... FAILED [INFO] [stdout] test src/lib.rs - read_data (line 37) ... FAILED [INFO] [stdout] test src/lib.rs - read_data (line 43) ... FAILED [INFO] [stdout] test src/lib.rs - read_labels (line 18) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - read_labels (line 8) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'Couldn't open MNIST labels: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:26:37 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5577d006f1dc - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x5577d006f1dc - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5577d006f1dc - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5577d006f1dc - ::fmt::h82b0e3aaf8a96140 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x5577d008918c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x5577d006cbc5 - std::io::Write::write_fmt::hc2da38dc44811df8 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x5577d00707e0 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x5577d00707e0 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x5577d00707e0 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x5577d007038b - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:228:9 [INFO] [stdout] 10: 0x5577d0070e94 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x5577d0070970 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x5577d006f694 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x5577d00708d9 - rust_begin_unwind [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x5577d0053cd1 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panicking.rs:107:14 [INFO] [stdout] 15: 0x5577d0053d63 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:1613:5 [INFO] [stdout] 16: 0x5577d005640f - core::result::Result::expect::he6664cb714680aeb [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:1255:23 [INFO] [stdout] 17: 0x5577d0055f9a - mnist_read::read_labels::hfb783c920752d5dc [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:26:20 [INFO] [stdout] 18: 0x5577d005510e - rust_out::main::_doctest_main_src_lib_rs_8_0::ha33fbcb9ed7a01b2 [INFO] [stdout] 19: 0x5577d00550d6 - rust_out::main::h61823b600df25383 [INFO] [stdout] 20: 0x5577d0054953 - core::ops::function::FnOnce::call_once::h827fb1f4029b40e6 [INFO] [stdout] 21: 0x5577d0054719 - std::sys_common::backtrace::__rust_begin_short_backtrace::h14f53ef84fb8b5f7 [INFO] [stdout] 22: 0x5577d0054789 - std::rt::lang_start::{{closure}}::h5922618cc8a7ae58 [INFO] [stdout] 23: 0x5577d006ea21 - core::ops::function::impls:: for &F>::call_once::h0e73392810ecd318 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 24: 0x5577d006ea21 - std::panicking::try::do_call::h12dcb4a4f352a507 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stdout] 25: 0x5577d006ea21 - std::panicking::try::h0d978c76ab4a3863 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stdout] 26: 0x5577d006ea21 - std::panic::catch_unwind::hab40227675186980 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stdout] 27: 0x5577d006ea21 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:48 [INFO] [stdout] 28: 0x5577d006ea21 - std::panicking::try::do_call::h38e7a9128f21d387 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stdout] 29: 0x5577d006ea21 - std::panicking::try::h32d4e72fd8922bce [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stdout] 30: 0x5577d006ea21 - std::panic::catch_unwind::h9a345671d889d41f [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stdout] 31: 0x5577d006ea21 - std::rt::lang_start_internal::h9e691a4f557eb2a3 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:20 [INFO] [stdout] 32: 0x5577d0054771 - std::rt::lang_start::h886614fd12d1e379 [INFO] [stdout] 33: 0x5577d0055333 - main [INFO] [stdout] 34: 0x7f463dfa90b3 - __libc_start_main [INFO] [stdout] 35: 0x5577d005442e - _start [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - read_data (line 37) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'Couldn't open MNIST data: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:51:37 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55af9b51b76c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55af9b51b76c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55af9b51b76c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55af9b51b76c - ::fmt::h82b0e3aaf8a96140 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55af9b53571c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x55af9b519155 - std::io::Write::write_fmt::hc2da38dc44811df8 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x55af9b51cd70 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55af9b51cd70 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55af9b51cd70 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x55af9b51c91b - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:228:9 [INFO] [stdout] 10: 0x55af9b51d424 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x55af9b51cf00 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x55af9b51bc24 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x55af9b51ce69 - rust_begin_unwind [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x55af9b500cd1 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panicking.rs:107:14 [INFO] [stdout] 15: 0x55af9b500d63 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:1613:5 [INFO] [stdout] 16: 0x55af9b50266f - core::result::Result::expect::he6664cb714680aeb [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:1255:23 [INFO] [stdout] 17: 0x55af9b5021fa - mnist_read::read_data::h25cac0f64a688441 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:51:20 [INFO] [stdout] 18: 0x55af9b5017de - rust_out::main::_doctest_main_src_lib_rs_37_0::h2b5a65ba25070d0c [INFO] [stdout] 19: 0x55af9b5017b6 - rust_out::main::h61823b600df25383 [INFO] [stdout] 20: 0x55af9b5016d3 - core::ops::function::FnOnce::call_once::h827fb1f4029b40e6 [INFO] [stdout] 21: 0x55af9b5014f9 - std::sys_common::backtrace::__rust_begin_short_backtrace::h14f53ef84fb8b5f7 [INFO] [stdout] 22: 0x55af9b501569 - std::rt::lang_start::{{closure}}::h5922618cc8a7ae58 [INFO] [stdout] 23: 0x55af9b51afb1 - core::ops::function::impls:: for &F>::call_once::h0e73392810ecd318 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 24: 0x55af9b51afb1 - std::panicking::try::do_call::h12dcb4a4f352a507 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stdout] 25: 0x55af9b51afb1 - std::panicking::try::h0d978c76ab4a3863 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stdout] 26: 0x55af9b51afb1 - std::panic::catch_unwind::hab40227675186980 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stdout] 27: 0x55af9b51afb1 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:48 [INFO] [stdout] 28: 0x55af9b51afb1 - std::panicking::try::do_call::h38e7a9128f21d387 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stdout] 29: 0x55af9b51afb1 - std::panicking::try::h32d4e72fd8922bce [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stdout] 30: 0x55af9b51afb1 - std::panic::catch_unwind::h9a345671d889d41f [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stdout] 31: 0x55af9b51afb1 - std::rt::lang_start_internal::h9e691a4f557eb2a3 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:20 [INFO] [stdout] 32: 0x55af9b501551 - std::rt::lang_start::h886614fd12d1e379 [INFO] [stdout] 33: 0x55af9b5018c3 - main [INFO] [stdout] 34: 0x7fe8dade10b3 - __libc_start_main [INFO] [stdout] 35: 0x55af9b50142e - _start [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - read_data (line 43) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'Couldn't open MNIST data: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:51:37 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x555af0e79adc - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x555af0e79adc - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x555af0e79adc - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x555af0e79adc - ::fmt::h82b0e3aaf8a96140 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x555af0e93a8c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x555af0e774c5 - std::io::Write::write_fmt::hc2da38dc44811df8 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x555af0e7b0e0 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x555af0e7b0e0 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x555af0e7b0e0 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x555af0e7ac8b - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:228:9 [INFO] [stdout] 10: 0x555af0e7b794 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x555af0e7b270 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x555af0e79f94 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x555af0e7b1d9 - rust_begin_unwind [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x555af0e55cd1 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panicking.rs:107:14 [INFO] [stdout] 15: 0x555af0e55d63 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:1613:5 [INFO] [stdout] 16: 0x555af0e609df - core::result::Result::expect::he6664cb714680aeb [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:1255:23 [INFO] [stdout] 17: 0x555af0e6056a - mnist_read::read_data::h25cac0f64a688441 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:51:20 [INFO] [stdout] 18: 0x555af0e5c5b6 - rust_out::main::_doctest_main_src_lib_rs_43_0::h74b063428fcf8e52 [INFO] [stdout] 19: 0x555af0e5c586 - rust_out::main::h61823b600df25383 [INFO] [stdout] 20: 0x555af0e57353 - core::ops::function::FnOnce::call_once::h827fb1f4029b40e6 [INFO] [stdout] 21: 0x555af0e56f49 - std::sys_common::backtrace::__rust_begin_short_backtrace::h14f53ef84fb8b5f7 [INFO] [stdout] 22: 0x555af0e56fb9 - std::rt::lang_start::{{closure}}::h5922618cc8a7ae58 [INFO] [stdout] 23: 0x555af0e79321 - core::ops::function::impls:: for &F>::call_once::h0e73392810ecd318 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 24: 0x555af0e79321 - std::panicking::try::do_call::h12dcb4a4f352a507 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stdout] 25: 0x555af0e79321 - std::panicking::try::h0d978c76ab4a3863 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stdout] 26: 0x555af0e79321 - std::panic::catch_unwind::hab40227675186980 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stdout] 27: 0x555af0e79321 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:48 [INFO] [stdout] 28: 0x555af0e79321 - std::panicking::try::do_call::h38e7a9128f21d387 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stdout] 29: 0x555af0e79321 - std::panicking::try::h32d4e72fd8922bce [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stdout] 30: 0x555af0e79321 - std::panic::catch_unwind::h9a345671d889d41f [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stdout] 31: 0x555af0e79321 - std::rt::lang_start_internal::h9e691a4f557eb2a3 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:20 [INFO] [stdout] 32: 0x555af0e56fa1 - std::rt::lang_start::h886614fd12d1e379 [INFO] [stdout] 33: 0x555af0e5c823 - main [INFO] [stdout] 34: 0x7fc637c820b3 - __libc_start_main [INFO] [stdout] 35: 0x555af0e5642e - _start [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - read_labels (line 18) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'Couldn't open MNIST labels: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:26:37 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55c548346f4c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55c548346f4c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55c548346f4c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55c548346f4c - ::fmt::h82b0e3aaf8a96140 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55c548360efc - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x55c548344935 - std::io::Write::write_fmt::hc2da38dc44811df8 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x55c548348550 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55c548348550 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55c548348550 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x55c5483480fb - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:228:9 [INFO] [stdout] 10: 0x55c548348c04 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x55c5483486e0 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x55c548347404 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x55c548348649 - rust_begin_unwind [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x55c548322cd1 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panicking.rs:107:14 [INFO] [stdout] 15: 0x55c548322d63 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:1613:5 [INFO] [stdout] 16: 0x55c54832de4f - core::result::Result::expect::he6664cb714680aeb [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:1255:23 [INFO] [stdout] 17: 0x55c54832d9da - mnist_read::read_labels::hfb783c920752d5dc [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:26:20 [INFO] [stdout] 18: 0x55c548327f8e - rust_out::main::_doctest_main_src_lib_rs_18_0::h3dae40b404b38c92 [INFO] [stdout] 19: 0x55c548327f66 - rust_out::main::h61823b600df25383 [INFO] [stdout] 20: 0x55c548324343 - core::ops::function::FnOnce::call_once::h827fb1f4029b40e6 [INFO] [stdout] 21: 0x55c548323f59 - std::sys_common::backtrace::__rust_begin_short_backtrace::h14f53ef84fb8b5f7 [INFO] [stdout] 22: 0x55c548323fc9 - std::rt::lang_start::{{closure}}::h5922618cc8a7ae58 [INFO] [stdout] 23: 0x55c548346791 - core::ops::function::impls:: for &F>::call_once::h0e73392810ecd318 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 24: 0x55c548346791 - std::panicking::try::do_call::h12dcb4a4f352a507 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stdout] 25: 0x55c548346791 - std::panicking::try::h0d978c76ab4a3863 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stdout] 26: 0x55c548346791 - std::panic::catch_unwind::hab40227675186980 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stdout] 27: 0x55c548346791 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:48 [INFO] [stdout] 28: 0x55c548346791 - std::panicking::try::do_call::h38e7a9128f21d387 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stdout] 29: 0x55c548346791 - std::panicking::try::h32d4e72fd8922bce [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stdout] 30: 0x55c548346791 - std::panic::catch_unwind::h9a345671d889d41f [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stdout] 31: 0x55c548346791 - std::rt::lang_start_internal::h9e691a4f557eb2a3 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:20 [INFO] [stdout] 32: 0x55c548323fb1 - std::rt::lang_start::h886614fd12d1e379 [INFO] [stdout] 33: 0x55c5483281a3 - main [INFO] [stdout] 34: 0x7f14c79de0b3 - __libc_start_main [INFO] [stdout] 35: 0x55c54832342e - _start [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - read_data (line 37) [INFO] [stdout] src/lib.rs - read_data (line 43) [INFO] [stdout] src/lib.rs - read_labels (line 18) [INFO] [stdout] src/lib.rs - read_labels (line 8) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.85s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "526f6614f36303a4395dc7a7decef753655cc1e8ca9e638709c885cc259c9f3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "526f6614f36303a4395dc7a7decef753655cc1e8ca9e638709c885cc259c9f3a", kill_on_drop: false }` [INFO] [stdout] 526f6614f36303a4395dc7a7decef753655cc1e8ca9e638709c885cc259c9f3a