[INFO] fetching crate mnist-extractor 0.1.1... [INFO] testing mnist-extractor-0.1.1 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759 [INFO] extracting crate mnist-extractor 0.1.1 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate mnist-extractor 0.1.1 [INFO] finished tweaking crates.io crate mnist-extractor 0.1.1 [INFO] tweaked toml for crates.io crate mnist-extractor 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mnist-extractor 0.1.1 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 200 packages to latest compatible versions [INFO] [stderr] Adding libflate v0.1.27 (available: v2.1.0) [INFO] [stderr] Adding ndarray v0.13.1 (available: v0.16.1) [INFO] [stderr] Adding reqwest v0.9.24 (available: v0.12.24) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 511aeb6dc000849fe170facf849aba8adf5df9b06d8e8898ed19a5af46ebcf2c [INFO] running `Command { std: "docker" "start" "-a" "511aeb6dc000849fe170facf849aba8adf5df9b06d8e8898ed19a5af46ebcf2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "511aeb6dc000849fe170facf849aba8adf5df9b06d8e8898ed19a5af46ebcf2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "511aeb6dc000849fe170facf849aba8adf5df9b06d8e8898ed19a5af46ebcf2c", kill_on_drop: false }` [INFO] [stdout] 511aeb6dc000849fe170facf849aba8adf5df9b06d8e8898ed19a5af46ebcf2c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f57a77eec1ee8958da927e76c945e056e3f732097be46ea394cc4d61713a708 [INFO] running `Command { std: "docker" "start" "-a" "8f57a77eec1ee8958da927e76c945e056e3f732097be46ea394cc4d61713a708", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling stable_deref_trait v1.2.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling slab v0.4.11 [INFO] [stderr] Compiling litemap v0.8.0 [INFO] [stderr] Compiling tinyvec_macros v0.1.1 [INFO] [stderr] Compiling writeable v0.6.1 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling find-msvc-tools v0.1.4 [INFO] [stderr] Compiling tinyvec v1.10.0 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling icu_properties_data v2.0.1 [INFO] [stderr] Compiling icu_normalizer_data v2.0.0 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling cc v1.2.41 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling unicode-bidi v0.3.18 [INFO] [stderr] Compiling matches v0.1.10 [INFO] [stderr] Compiling unicode-normalization v0.1.24 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling adler2 v2.0.1 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling object v0.37.3 [INFO] [stderr] Compiling simd-adler32 v0.3.7 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling miniz_oxide v0.8.9 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling gimli v0.32.3 [INFO] [stderr] Compiling openssl v0.10.73 [INFO] [stderr] Compiling crc32fast v1.5.0 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling percent-encoding v2.3.2 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling form_urlencoded v1.2.2 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling time v0.1.45 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling hyper v0.12.36 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling unicase v2.8.1 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling native-tls v0.2.14 [INFO] [stderr] Compiling rustc-demangle v0.1.26 [INFO] [stderr] Compiling bitflags v2.9.4 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling mime_guess v2.0.5 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling addr2line v0.25.1 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling openssl-probe v0.1.6 [INFO] [stderr] Compiling cookie v0.12.0 [INFO] [stderr] Compiling try_from v0.3.2 [INFO] [stderr] Compiling dtoa v0.4.8 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Compiling matrixmultiply v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling flate2 v1.1.4 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling encoding_rs v0.8.35 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling take_mut v0.2.2 [INFO] [stderr] Compiling rle-decode-fast v1.0.3 [INFO] [stderr] Compiling openssl-sys v0.9.109 [INFO] [stderr] Compiling libflate v0.1.27 [INFO] [stderr] Compiling backtrace v0.3.76 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling zerofrom v0.1.6 [INFO] [stderr] Compiling yoke v0.8.0 [INFO] [stderr] Compiling zerovec v0.11.4 [INFO] [stderr] Compiling zerotrie v0.2.2 [INFO] [stderr] Compiling hyper-tls v0.3.2 [INFO] [stderr] Compiling tinystr v0.8.1 [INFO] [stderr] Compiling potential_utf v0.1.3 [INFO] [stderr] Compiling icu_collections v2.0.0 [INFO] [stderr] Compiling icu_locale_core v2.0.0 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [INFO] [stderr] Compiling icu_provider v2.0.0 [INFO] [stderr] Compiling icu_properties v2.0.1 [INFO] [stderr] Compiling icu_normalizer v2.0.0 [INFO] [stderr] Compiling idna_adapter v1.2.1 [INFO] [stderr] Compiling idna v1.1.0 [INFO] [stderr] Compiling url v2.5.7 [INFO] [stderr] Compiling publicsuffix v1.5.6 [INFO] [stderr] Compiling cookie_store v0.7.0 [INFO] [stderr] Compiling reqwest v0.9.24 [INFO] [stderr] Compiling mnist-extractor v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 58s [INFO] running `Command { std: "docker" "inspect" "8f57a77eec1ee8958da927e76c945e056e3f732097be46ea394cc4d61713a708", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f57a77eec1ee8958da927e76c945e056e3f732097be46ea394cc4d61713a708", kill_on_drop: false }` [INFO] [stdout] 8f57a77eec1ee8958da927e76c945e056e3f732097be46ea394cc4d61713a708 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e434c276e82e31c92050c033c555eb299fc7552cf739a9d444cb6c6c77b6847 [INFO] running `Command { std: "docker" "start" "-a" "1e434c276e82e31c92050c033c555eb299fc7552cf739a9d444cb6c6c77b6847", kill_on_drop: false }` [INFO] [stderr] Compiling mnist-extractor v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.03s [INFO] running `Command { std: "docker" "inspect" "1e434c276e82e31c92050c033c555eb299fc7552cf739a9d444cb6c6c77b6847", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e434c276e82e31c92050c033c555eb299fc7552cf739a9d444cb6c6c77b6847", kill_on_drop: false }` [INFO] [stdout] 1e434c276e82e31c92050c033c555eb299fc7552cf739a9d444cb6c6c77b6847 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a2dc7a91e7155ac9f1ba09d3ec58ee1654468accb701ae7d7f39b6f05e077a77 [INFO] running `Command { std: "docker" "start" "-a" "a2dc7a91e7155ac9f1ba09d3ec58ee1654468accb701ae7d7f39b6f05e077a77", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mnist_extractor-db4dc49b88087a32) [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_extractor [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - clean_all_extracted (line 51) ... ok [INFO] [stdout] test src/lib.rs - clean_everything (line 67) ... ok [INFO] [stdout] test src/lib.rs - get_all (line 26) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - get_all (line 26) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stdout: [INFO] [stdout] DOWNLOADING t10k-labels-idx1-ubyte [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' panicked at src/lib.rs:117:47: [INFO] [stdout] request failed: Error(Hyper(Error(Connect, Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" })), "http://yann.lecun.com/exdb/mnist/t10k-labels-idx1-ubyte.gz") [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x640f0ced2bd2 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x640f0ced2bd2 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x640f0ced2bd2 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x640f0ced2bd2 - ::fmt::ha2e7e3a01df69042 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x640f0cef4c73 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x640f0cef4c73 - core::fmt::write::h7cb8f63788cd01d2 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25 [INFO] [stdout] 6: 0x640f0cecf973 - std::io::default_write_fmt::h92ac9345fd53cc14 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x640f0cecf973 - std::io::Write::write_fmt::h5ebaf381f8338068 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x640f0ced2a22 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x640f0ced3af6 - std::panicking::default_hook::{{closure}}::h29548987efd832cb [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27 [INFO] [stdout] 10: 0x640f0ced38f9 - std::panicking::default_hook::ha25170a15c643514 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:327:9 [INFO] [stdout] 11: 0x640f0ced4502 - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:833:13 [INFO] [stdout] 12: 0x640f0ced429a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13 [INFO] [stdout] 13: 0x640f0ced30c9 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18 [INFO] [stdout] 14: 0x640f0ced3f2d - __rustc[beb0385846a06d21]::rust_begin_unwind [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5 [INFO] [stdout] 15: 0x640f0cef3a80 - core::panicking::panic_fmt::ha33fa2ae772efba9 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x640f0cef3e26 - core::result::unwrap_failed::hfbbd3c78a73fea3d [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5 [INFO] [stdout] 17: 0x640f0cd5afea - core::result::Result::expect::h7d6b000cff49f66a [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1119:23 [INFO] [stdout] 18: 0x640f0cd5afea - mnist_extractor::download::h7b1c6a73858831f2 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:117:47 [INFO] [stdout] 19: 0x640f0cd5afea - mnist_extractor::maybe_download::h4ec335a85c043823 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:103:13 [INFO] [stdout] 20: 0x640f0cd5afea - mnist_extractor::maybe_read::h3a5d2020b3f3bcbc [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:84:19 [INFO] [stdout] 21: 0x640f0cd5a43b - mnist_extractor::get_all::h0249b73a2c0d5645 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:42:39 [INFO] [stdout] 22: 0x640f0cd58dd8 - rust_out::main::_doctest_main_src_lib_rs_26_0::h6494a9c890b4e6c3 [INFO] [stdout] 23: 0x640f0cd58db6 - rust_out::main::h4293891446a396e5 [INFO] [stdout] 24: 0x640f0cd58c03 - core::ops::function::FnOnce::call_once::h1b7f0f4a0fa90646 [INFO] [stdout] 25: 0x640f0cd58be6 - std::sys::backtrace::__rust_begin_short_backtrace::h93ddb45b5142a0f2 [INFO] [stdout] 26: 0x640f0cd58bc9 - std::rt::lang_start::{{closure}}::hc7952c01b1103b9a [INFO] [stdout] 27: 0x640f0cecaff0 - core::ops::function::impls:: for &F>::call_once::hc3929e8466919df6 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:284:21 [INFO] [stdout] 28: 0x640f0cecaff0 - std::panicking::catch_unwind::do_call::hed30a66745299fca [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40 [INFO] [stdout] 29: 0x640f0cecaff0 - std::panicking::catch_unwind::hdfb0bc9563518507 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19 [INFO] [stdout] 30: 0x640f0cecaff0 - std::panic::catch_unwind::hd0a1d748acfba573 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x640f0cecaff0 - std::rt::lang_start_internal::{{closure}}::h0c1845f1b3064b93 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/rt.rs:175:24 [INFO] [stdout] 32: 0x640f0cecaff0 - std::panicking::catch_unwind::do_call::h1114c52e864472d2 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40 [INFO] [stdout] 33: 0x640f0cecaff0 - std::panicking::catch_unwind::h91938c6665615bc7 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19 [INFO] [stdout] 34: 0x640f0cecaff0 - std::panic::catch_unwind::h0c65d4211626564a [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14 [INFO] [stdout] 35: 0x640f0cecaff0 - std::rt::lang_start_internal::hc41e58da8618ff02 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/rt.rs:171:5 [INFO] [stdout] 36: 0x640f0cd58bb1 - std::rt::lang_start::hcc2a7507424cf42d [INFO] [stdout] 37: 0x640f0cd592c5 - main [INFO] [stdout] 38: 0x7f37580691ca - [INFO] [stdout] 39: 0x7f375806928b - __libc_start_main [INFO] [stdout] 40: 0x640f0cd58ab5 - _start [INFO] [stdout] 41: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - get_all (line 26) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "a2dc7a91e7155ac9f1ba09d3ec58ee1654468accb701ae7d7f39b6f05e077a77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2dc7a91e7155ac9f1ba09d3ec58ee1654468accb701ae7d7f39b6f05e077a77", kill_on_drop: false }` [INFO] [stdout] a2dc7a91e7155ac9f1ba09d3ec58ee1654468accb701ae7d7f39b6f05e077a77