[INFO] fetching crate mnist-extractor 0.1.1... [INFO] testing mnist-extractor-0.1.1 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate mnist-extractor 0.1.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate mnist-extractor 0.1.1 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [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-6/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stdout] df549bd64a807b8cba8cb2cab793f786fe6da6757eb693fc47130ed27f7f0801 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "df549bd64a807b8cba8cb2cab793f786fe6da6757eb693fc47130ed27f7f0801"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling adler32 v1.0.4 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling encoding_rs v0.8.23 [INFO] [stderr] Compiling dtoa v0.4.5 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Compiling take_mut v0.2.2 [INFO] [stderr] Compiling rle-decode-fast v1.0.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling try_from v0.3.2 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling matrixmultiply v0.2.3 [INFO] [stderr] Compiling miniz_oxide v0.3.6 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling libflate v0.1.27 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling flate2 v1.0.14 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.2 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling cookie v0.12.0 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling publicsuffix v1.5.4 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling hyper-tls v0.3.2 [INFO] [stderr] Compiling serde_json v1.0.53 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [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 [unoptimized + debuginfo] target(s) in 1m 30s [INFO] running `"docker" "inspect" "df549bd64a807b8cba8cb2cab793f786fe6da6757eb693fc47130ed27f7f0801"` [INFO] running `"docker" "rm" "-f" "df549bd64a807b8cba8cb2cab793f786fe6da6757eb693fc47130ed27f7f0801"` [INFO] [stdout] df549bd64a807b8cba8cb2cab793f786fe6da6757eb693fc47130ed27f7f0801 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cbd196bf24b8a7b56553c072ebdb77707ac2e214e879a83ec1007a89ffb7dca8 [INFO] running `"docker" "start" "-a" "cbd196bf24b8a7b56553c072ebdb77707ac2e214e879a83ec1007a89ffb7dca8"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling mnist-extractor v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.24s [INFO] running `"docker" "inspect" "cbd196bf24b8a7b56553c072ebdb77707ac2e214e879a83ec1007a89ffb7dca8"` [INFO] running `"docker" "rm" "-f" "cbd196bf24b8a7b56553c072ebdb77707ac2e214e879a83ec1007a89ffb7dca8"` [INFO] [stdout] cbd196bf24b8a7b56553c072ebdb77707ac2e214e879a83ec1007a89ffb7dca8 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b6a4c78d30188fe3ef0bb239f68783818dc274f3a70a1ab16051d76b84c35bc8 [INFO] running `"docker" "start" "-a" "b6a4c78d30188fe3ef0bb239f68783818dc274f3a70a1ab16051d76b84c35bc8"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.24s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mnist_extractor-01789e2411375712 [INFO] [stderr] Doc-tests mnist-extractor [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 [INFO] [stdout] [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 code 101). [INFO] [stdout] [INFO] [stdout] stdout: [INFO] [stdout] DOWNLOADING t10k-labels-idx1-ubyte [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'request failed: Error(Hyper(Error(Connect, Custom { kind: Other, error: "failed to lookup address information: Temporary failure in name resolution" })), "http://yann.lecun.com/exdb/mnist/t10k-labels-idx1-ubyte.gz")', src/lib.rs:117:20 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a47e1574e5 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55a47e1574e5 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a47e1574e5 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55a47e1574e5 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55a47e17923c - core::fmt::write::h935cb0ed4078a853 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55a47e152023 - std::io::Write::write_fmt::hc912aacf8d691eb3 [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55a47e159c40 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55a47e159c40 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55a47e159c40 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55a47e15998c - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x55a47e15a277 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 11: 0x55a47e159e7b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 12: 0x55a47e178641 - core::panicking::panic_fmt::habd7df443069602c [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 13: 0x55a47e178463 - core::option::expect_none_failed::h721078758a086285 [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 14: 0x55a47dc0d2e4 - core::result::Result::expect::hda3f00c817b299d3 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/result.rs:963 [INFO] [stdout] 15: 0x55a47dc084d7 - mnist_extractor::download::h5ee11ca0b4f07019 [INFO] [stdout] at src/lib.rs:117 [INFO] [stdout] 16: 0x55a47dc08190 - mnist_extractor::maybe_download::h0db7e916b7f12ae0 [INFO] [stdout] at src/lib.rs:103 [INFO] [stdout] 17: 0x55a47dc07d75 - mnist_extractor::maybe_read::h16ee5429b9de9ef9 [INFO] [stdout] at src/lib.rs:84 [INFO] [stdout] 18: 0x55a47dc07a23 - mnist_extractor::get_all::hc7c3dfe3cc0ef1e8 [INFO] [stdout] at src/lib.rs:42 [INFO] [stdout] 19: 0x55a47dc02475 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 20: 0x55a47dc02323 - std::rt::lang_start::{{closure}}::h5f92bcc9991fb652 [INFO] [stdout] 21: 0x55a47e15a708 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 22: 0x55a47e15a708 - std::panicking::try::do_call::h54d9370b0ac83700 [INFO] [stdout] at src/libstd/panicking.rs:297 [INFO] [stdout] 23: 0x55a47e15a708 - std::panicking::try::h85e1c41421d5b6f9 [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 24: 0x55a47e15a708 - std::panic::catch_unwind::hfd957e6c9fdcf274 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x55a47e15a708 - std::rt::lang_start_internal::hed9744eef32ef5a1 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 26: 0x55a47dc02308 - std::rt::lang_start::h66e0318a0fda6501 [INFO] [stdout] 27: 0x55a47dc02f0b - main [INFO] [stdout] 28: 0x7f1623f200b3 - __libc_start_main [INFO] [stdout] 29: 0x55a47dc0219e - _start [INFO] [stdout] 30: 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 [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "b6a4c78d30188fe3ef0bb239f68783818dc274f3a70a1ab16051d76b84c35bc8"` [INFO] running `"docker" "rm" "-f" "b6a4c78d30188fe3ef0bb239f68783818dc274f3a70a1ab16051d76b84c35bc8"` [INFO] [stdout] b6a4c78d30188fe3ef0bb239f68783818dc274f3a70a1ab16051d76b84c35bc8