[INFO] fetching crate mnist-extractor 0.1.1... [INFO] testing mnist-extractor-0.1.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237 [INFO] extracting crate mnist-extractor 0.1.1 into /workspace/builds/worker-7-tc1/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-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mnist-extractor 0.1.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 207 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: v0.12.23) [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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-queue v0.2.3 [INFO] [stderr] Downloaded cookie v0.12.0 [INFO] [stderr] Downloaded serde_urlencoded v0.5.5 [INFO] [stderr] Downloaded take_mut v0.2.2 [INFO] [stderr] Downloaded try_from v0.3.2 [INFO] [stderr] Downloaded matrixmultiply v0.2.4 [INFO] [stderr] Downloaded libflate v0.1.27 [INFO] [stderr] Downloaded publicsuffix v1.5.6 [INFO] [stderr] Downloaded reqwest v0.9.24 [INFO] [stderr] Downloaded http v0.1.21 [INFO] [stderr] Downloaded ndarray v0.13.1 [INFO] [stderr] Downloaded hyper v0.12.36 [INFO] [stderr] Downloaded cookie_store v0.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7c22e2912684cc1b91f7e795d076fdd23513a7626ee979da9fbe30f23e706e72 [INFO] running `Command { std: "docker" "start" "-a" "7c22e2912684cc1b91f7e795d076fdd23513a7626ee979da9fbe30f23e706e72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7c22e2912684cc1b91f7e795d076fdd23513a7626ee979da9fbe30f23e706e72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c22e2912684cc1b91f7e795d076fdd23513a7626ee979da9fbe30f23e706e72", kill_on_drop: false }` [INFO] [stdout] 7c22e2912684cc1b91f7e795d076fdd23513a7626ee979da9fbe30f23e706e72 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a7af86408d42e98be0565e3b15ad832b75b7d825691193f88669cb8ad560a3c6 [INFO] running `Command { std: "docker" "start" "-a" "a7af86408d42e98be0565e3b15ad832b75b7d825691193f88669cb8ad560a3c6", kill_on_drop: false }` [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [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 memoffset v0.5.6 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling openssl-sys v0.9.109 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling object v0.36.7 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling time v0.1.45 [INFO] [stderr] Compiling gimli v0.31.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling openssl v0.10.73 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling hyper v0.12.36 [INFO] [stderr] Compiling native-tls v0.2.14 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling idna v0.2.3 [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 crossbeam-deque v0.7.4 [INFO] [stderr] Compiling flate2 v1.1.2 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling take_mut v0.2.2 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling rle-decode-fast v1.0.3 [INFO] [stderr] Compiling libflate v0.1.27 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling addr2line v0.24.2 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling synstructure v0.13.2 [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 v1.0.219 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling backtrace v0.3.75 [INFO] [stderr] Compiling failure v0.1.8 [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 serde v1.0.219 [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 icu_provider v2.0.0 [INFO] [stderr] Compiling hyper-tls v0.3.2 [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 serde_json v1.0.143 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [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 26.28s [INFO] running `Command { std: "docker" "inspect" "a7af86408d42e98be0565e3b15ad832b75b7d825691193f88669cb8ad560a3c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7af86408d42e98be0565e3b15ad832b75b7d825691193f88669cb8ad560a3c6", kill_on_drop: false }` [INFO] [stdout] a7af86408d42e98be0565e3b15ad832b75b7d825691193f88669cb8ad560a3c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ed680c325328b60aa1e5c4c45908a3fea6c4cc75cf12a22bba82c783bd89e456 [INFO] running `Command { std: "docker" "start" "-a" "ed680c325328b60aa1e5c4c45908a3fea6c4cc75cf12a22bba82c783bd89e456", 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 1.18s [INFO] running `Command { std: "docker" "inspect" "ed680c325328b60aa1e5c4c45908a3fea6c4cc75cf12a22bba82c783bd89e456", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed680c325328b60aa1e5c4c45908a3fea6c4cc75cf12a22bba82c783bd89e456", kill_on_drop: false }` [INFO] [stdout] ed680c325328b60aa1e5c4c45908a3fea6c4cc75cf12a22bba82c783bd89e456 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7c1e6b1ee334d1f6d5407d123d198bfea90989cd80716ca7c4ca42ea78429c44 [INFO] running `Command { std: "docker" "start" "-a" "7c1e6b1ee334d1f6d5407d123d198bfea90989cd80716ca7c4ca42ea78429c44", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mnist_extractor-861524bec7d2d6c6) [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_everything (line 67) ... ok [INFO] [stdout] test src/lib.rs - clean_all_extracted (line 51) ... 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' (111) 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: 0x59910a7c48e2 - std::backtrace_rs::backtrace::libunwind::trace::h52580dd202462214 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x59910a7c48e2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc969519abce0f52b [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x59910a7c48e2 - std::sys::backtrace::_print_fmt::hfd5825900b6e0030 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x59910a7c48e2 - ::fmt::h427144ad75cfb218 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x59910a7d61ef - core::fmt::rt::Argument::fmt::hd5ccc9cf97cea7f7 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x59910a7d61ef - core::fmt::write::h593aaf5adf0f5dae [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x59910a79e061 - std::io::default_write_fmt::hf108c2855e591a7c [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x59910a79e061 - std::io::Write::write_fmt::h6e02e29a2bcc97c1 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x59910a7a52a2 - std::sys::backtrace::BacktraceLock::print::h3953113552dca3ca [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x59910a7a819f - std::panicking::default_hook::{{closure}}::h486b96ad75eafbb8 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x59910a7a7ff9 - std::panicking::default_hook::h99456317c5a1a20c [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x59910a7a88d5 - std::panicking::panic_with_hook::h67ab0df20212e4ea [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x59910a7a86ba - std::panicking::panic_handler::{{closure}}::hc9e4a933ae92e208 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x59910a7a53e9 - std::sys::backtrace::__rust_end_short_backtrace::hbfa72df9b68c2d19 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x59910a791ead - __rustc[8cce077e14951490]::rust_begin_unwind [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x59910a7dc320 - core::panicking::panic_fmt::h49931053d20abf41 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x59910a7db576 - core::result::unwrap_failed::h7f5a2d4cf85d933f [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/core/src/result.rs:1854:5 [INFO] [stdout] 17: 0x59910a43be83 - core::result::Result::expect::h6b3606d8945f1cf2 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/core/src/result.rs:1177:23 [INFO] [stdout] 18: 0x59910a434494 - mnist_extractor::download::h55954192f07a5165 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:117:47 [INFO] [stdout] 19: 0x59910a4333a0 - mnist_extractor::maybe_download::h91c9752a1c9bfa4a [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:103:13 [INFO] [stdout] 20: 0x59910a433210 - mnist_extractor::maybe_read::hf57dd0e9642cb256 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:84:19 [INFO] [stdout] 21: 0x59910a433dca - mnist_extractor::get_all::h876996cd33407f45 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:42:39 [INFO] [stdout] 22: 0x59910a4322c8 - rust_out::main::_doctest_main_src_lib_rs_26_0::hb55255944352bffa [INFO] [stdout] 23: 0x59910a4322a6 - rust_out::main::h5d9ae37ea63e4164 [INFO] [stdout] 24: 0x59910a432273 - core::ops::function::FnOnce::call_once::h1775aadbd0a7f189 [INFO] [stdout] 25: 0x59910a432216 - std::sys::backtrace::__rust_begin_short_backtrace::h1f0ca296c06226ef [INFO] [stdout] 26: 0x59910a4321f9 - std::rt::lang_start::{{closure}}::hf5b26ba6479d0f2b [INFO] [stdout] 27: 0x59910a79f880 - core::ops::function::impls:: for &F>::call_once::hb84e9e033646564e [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/core/src/ops/function.rs:290:21 [INFO] [stdout] 28: 0x59910a79f880 - std::panicking::catch_unwind::do_call::hbd46cd07e9e2b512 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x59910a79f880 - std::panicking::catch_unwind::hd048d6861d343544 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x59910a79f880 - std::panic::catch_unwind::h141ca8973277f822 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x59910a79f880 - std::rt::lang_start_internal::{{closure}}::hc1f3273d5e4e0426 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/rt.rs:175:24 [INFO] [stdout] 32: 0x59910a79f880 - std::panicking::catch_unwind::do_call::hc215ba2b02ac1f8c [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:590:40 [INFO] [stdout] 33: 0x59910a79f880 - std::panicking::catch_unwind::h67f54bbdc14963b0 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panicking.rs:553:19 [INFO] [stdout] 34: 0x59910a79f880 - std::panic::catch_unwind::h7d01c664f3f34538 [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/panic.rs:359:14 [INFO] [stdout] 35: 0x59910a79f880 - std::rt::lang_start_internal::hcbf1d15fae983a0f [INFO] [stdout] at /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/rt.rs:171:5 [INFO] [stdout] 36: 0x59910a4321e1 - std::rt::lang_start::hb5324c43cbf32b6f [INFO] [stdout] 37: 0x59910a4327d5 - main [INFO] [stdout] 38: 0x786b2bc8e1ca - [INFO] [stdout] 39: 0x786b2bc8e28b - __libc_start_main [INFO] [stdout] 40: 0x59910a4320c5 - _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 1.14s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "7c1e6b1ee334d1f6d5407d123d198bfea90989cd80716ca7c4ca42ea78429c44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c1e6b1ee334d1f6d5407d123d198bfea90989cd80716ca7c4ca42ea78429c44", kill_on_drop: false }` [INFO] [stdout] 7c1e6b1ee334d1f6d5407d123d198bfea90989cd80716ca7c4ca42ea78429c44