[INFO] fetching crate mnist-extractor 0.1.1... [INFO] testing mnist-extractor-0.1.1 against 1.44.0 for beta-1.45-1 [INFO] extracting crate mnist-extractor 0.1.1 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate mnist-extractor 0.1.1 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "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-9/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.44.0" "build" "--frozen"` [INFO] [stdout] 5d57e62363676a1f47c02014aa915d59586186376a6cf9090e7fd53db7160332 [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" "5d57e62363676a1f47c02014aa915d59586186376a6cf9090e7fd53db7160332"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling try_from v0.3.2 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling miniz_oxide v0.3.6 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling matrixmultiply v0.2.3 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling libflate v0.1.27 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling flate2 v1.0.14 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling cookie v0.12.0 [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 uuid v0.7.4 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling serde_json v1.0.53 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [INFO] [stderr] Compiling hyper-tls v0.3.2 [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 18s [INFO] running `"docker" "inspect" "5d57e62363676a1f47c02014aa915d59586186376a6cf9090e7fd53db7160332"` [INFO] running `"docker" "rm" "-f" "5d57e62363676a1f47c02014aa915d59586186376a6cf9090e7fd53db7160332"` [INFO] [stdout] 5d57e62363676a1f47c02014aa915d59586186376a6cf9090e7fd53db7160332 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.44.0" "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] a7d56eae88c8a34fa6ef9ef513450335fe76f79558ce6208aeb9fa7c245d35aa [INFO] running `"docker" "start" "-a" "a7d56eae88c8a34fa6ef9ef513450335fe76f79558ce6208aeb9fa7c245d35aa"` [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 1.20s [INFO] running `"docker" "inspect" "a7d56eae88c8a34fa6ef9ef513450335fe76f79558ce6208aeb9fa7c245d35aa"` [INFO] running `"docker" "rm" "-f" "a7d56eae88c8a34fa6ef9ef513450335fe76f79558ce6208aeb9fa7c245d35aa"` [INFO] [stdout] a7d56eae88c8a34fa6ef9ef513450335fe76f79558ce6208aeb9fa7c245d35aa [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.44.0" "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] a744feb673420edd9e62b8ff98becc90a7cece62c5207bc96ac6abbe38816cff [INFO] running `"docker" "start" "-a" "a744feb673420edd9e62b8ff98becc90a7cece62c5207bc96ac6abbe38816cff"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.23s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mnist_extractor-2235dcdc1d789d95 [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] [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 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: 0x56547c9f8b64 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x56547c9f8b64 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x56547c9f8b64 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x56547c9f8b64 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x56547ca1b46c - core::fmt::write::hdaea18585065a96d [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x56547c9f2c23 - std::io::Write::write_fmt::h0cea70c809005252 [INFO] [stdout] at src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x56547c9fb365 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x56547c9fb365 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x56547c9fb365 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x56547c9fb0a2 - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x56547c9fb9c2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 11: 0x56547c9fb5ab - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 12: 0x56547ca1a851 - core::panicking::panic_fmt::h1ac71ad045d55416 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 13: 0x56547ca1a673 - core::option::expect_none_failed::hb40004d71d61b685 [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 14: 0x56547c455335 - core::result::Result::expect::h43f114688ff65c11 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/result.rs:963 [INFO] [stdout] 15: 0x56547c444a6b - mnist_extractor::download::h4c56a0a0868a3209 [INFO] [stdout] at src/lib.rs:117 [INFO] [stdout] 16: 0x56547c444714 - mnist_extractor::maybe_download::hab55febc323e4fdf [INFO] [stdout] at src/lib.rs:103 [INFO] [stdout] 17: 0x56547c4442d5 - mnist_extractor::maybe_read::hed4e4438413e35f3 [INFO] [stdout] at src/lib.rs:84 [INFO] [stdout] 18: 0x56547c443f53 - mnist_extractor::get_all::hd04efc71d252810f [INFO] [stdout] at src/lib.rs:42 [INFO] [stdout] 19: 0x56547c43e475 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 20: 0x56547c43e323 - std::rt::lang_start::{{closure}}::hb15f61f8249547b1 [INFO] [stdout] 21: 0x56547c9fbed8 - std::rt::lang_start_internal::{{closure}}::h7a212202ff76034b [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 22: 0x56547c9fbed8 - std::panicking::try::do_call::h6d214a73427d759b [INFO] [stdout] at src/libstd/panicking.rs:331 [INFO] [stdout] 23: 0x56547c9fbed8 - std::panicking::try::hc078f0e11721d1cb [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 24: 0x56547c9fbed8 - std::panic::catch_unwind::hb31c05be30625612 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x56547c9fbed8 - std::rt::lang_start_internal::hcf7fb98a775d5af0 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 26: 0x56547c43e308 - std::rt::lang_start::h80cabc1387d7a5d8 [INFO] [stdout] 27: 0x56547c43ef1b - main [INFO] [stdout] 28: 0x7fe8b18d20b3 - __libc_start_main [INFO] [stdout] 29: 0x56547c43e19e - _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" "a744feb673420edd9e62b8ff98becc90a7cece62c5207bc96ac6abbe38816cff"` [INFO] running `"docker" "rm" "-f" "a744feb673420edd9e62b8ff98becc90a7cece62c5207bc96ac6abbe38816cff"` [INFO] [stdout] a744feb673420edd9e62b8ff98becc90a7cece62c5207bc96ac6abbe38816cff