[INFO] crate neuroflow 0.1.3 is already in cache [INFO] testing neuroflow-0.1.3 against beta-2019-09-28 for beta-1.39-1 [INFO] extracting crate neuroflow 0.1.3 into work/builds/worker-5/source [INFO] validating manifest of crates.io crate neuroflow 0.1.3 on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate neuroflow 0.1.3 [INFO] finished tweaking crates.io crate neuroflow 0.1.3 [INFO] tweaked toml for crates.io crate neuroflow 0.1.3 written to work/builds/worker-5/source/Cargo.toml [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "build" "--frozen"` [INFO] [stdout] b19a96e00f34101aa78e1fd26ab99304f542bfdcc8087a802a7b8fc43ba1a780 [INFO] running `"docker" "start" "-a" "b19a96e00f34101aa78e1fd26ab99304f542bfdcc8087a802a7b8fc43ba1a780"` [INFO] [stderr] Compiling neuroflow v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/data/mod.rs:113:61 [INFO] [stderr] | [INFO] [stderr] 113 | pub fn from_csv(file_path: &str) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:140:18 [INFO] [stderr] | [INFO] [stderr] 140 | StdError(Box) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nn` [INFO] [stderr] --> src/estimators/mod.rs:26:12 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn OBS(nn: &super::FeedForward) { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_nn` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `obj` [INFO] [stderr] --> src/io/mod.rs:85:37 [INFO] [stderr] | [INFO] [stderr] 85 | pub fn to_json(obj: T) { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_obj` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/io/mod.rs:90:18 [INFO] [stderr] | [INFO] [stderr] 90 | pub fn from_json(s: &str){ [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_s` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.68s [INFO] running `"docker" "inspect" "b19a96e00f34101aa78e1fd26ab99304f542bfdcc8087a802a7b8fc43ba1a780"` [INFO] running `"docker" "rm" "-f" "b19a96e00f34101aa78e1fd26ab99304f542bfdcc8087a802a7b8fc43ba1a780"` [INFO] [stdout] b19a96e00f34101aa78e1fd26ab99304f542bfdcc8087a802a7b8fc43ba1a780 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] b68d2634fed283ed55f6df9e40100f657f70d650017faf4d8087ea9de85c9a7d [INFO] running `"docker" "start" "-a" "b68d2634fed283ed55f6df9e40100f657f70d650017faf4d8087ea9de85c9a7d"` [INFO] [stderr] Compiling neuroflow v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/data/mod.rs:113:61 [INFO] [stderr] | [INFO] [stderr] 113 | pub fn from_csv(file_path: &str) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:140:18 [INFO] [stderr] | [INFO] [stderr] 140 | StdError(Box) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nn` [INFO] [stderr] --> src/estimators/mod.rs:26:12 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn OBS(nn: &super::FeedForward) { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_nn` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `obj` [INFO] [stderr] --> src/io/mod.rs:85:37 [INFO] [stderr] | [INFO] [stderr] 85 | pub fn to_json(obj: T) { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_obj` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/io/mod.rs:90:18 [INFO] [stderr] | [INFO] [stderr] 90 | pub fn from_json(s: &str){ [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_s` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.30s [INFO] running `"docker" "inspect" "b68d2634fed283ed55f6df9e40100f657f70d650017faf4d8087ea9de85c9a7d"` [INFO] running `"docker" "rm" "-f" "b68d2634fed283ed55f6df9e40100f657f70d650017faf4d8087ea9de85c9a7d"` [INFO] [stdout] b68d2634fed283ed55f6df9e40100f657f70d650017faf4d8087ea9de85c9a7d [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "test" "--frozen"` [INFO] [stdout] 12dc310bfb6a1610232cc6b871f9477ceb0f8e139eda0631b86529e793fd8400 [INFO] running `"docker" "start" "-a" "12dc310bfb6a1610232cc6b871f9477ceb0f8e139eda0631b86529e793fd8400"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/neuroflow-84f57e2a40fda357 [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 neuroflow [INFO] [stdout] [INFO] [stdout] running 29 tests [INFO] [stdout] test src/data/mod.rs - data::DataSet::mean (line 186) ... ok [INFO] [stdout] test src/data/mod.rs - data::DataSet::new (line 76) ... ok [INFO] [stdout] test src/data/mod.rs - data::DataSet::round (line 222) ... ok [INFO] [stdout] test src/lib.rs - (line 89) ... ok [INFO] [stdout] test src/data/mod.rs - data::DataSet::sum (line 149) ... ok [INFO] [stdout] test src/data/mod.rs - data::DataSet::push (line 254) ... ok [INFO] [stdout] test src/data/mod.rs - data::Extractable (line 17) ... ok [INFO] [stdout] test src/io/mod.rs - io (line 8) ... ok [INFO] [stdout] test src/data/mod.rs - data::DataSet (line 48) ... ok [INFO] [stdout] test src/data/mod.rs - data::DataSet::remove (line 271) ... ok [INFO] [stdout] test src/data/mod.rs - data::DataSet::from_csv (line 103) ... ok [INFO] [stdout] test src/io/mod.rs - io::save (line 42) ... ok [INFO] [stdout] test src/io/mod.rs - io::load (line 67) ... ok [INFO] [stdout] test src/io/mod.rs - io (line 19) ... ok [INFO] [stdout] test src/lib.rs - (line 60) ... FAILED [INFO] [stdout] test src/lib.rs - FeedForward (line 186) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::momentum (line 532) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::bind (line 397) ... ok [INFO] [stdout] test src/lib.rs - FeedForward (line 194) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::fit (line 450) ... ok [INFO] [stdout] test src/lib.rs - FeedForward (line 223) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::new (line 295) ... ok [INFO] [stdout] test src/lib.rs - FeedForward (line 213) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::unbind (line 413) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::learning_rate (line 515) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::calc (line 474) ... ok [INFO] [stdout] test src/lib.rs - FeedForward (line 202) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::train (line 429) ... ok [INFO] [stdout] test src/lib.rs - (line 10) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 60) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: IO(Os { code: 30, kind: Other, message: "Read-only file system" })', src/libcore/result.rs:1165:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55f0a8ab2724 - backtrace::backtrace::libunwind::trace::hf625d18232cbbbd4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55f0a8ab2724 - backtrace::backtrace::trace_unsynchronized::h41d74150fc6ff542 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55f0a8ab2724 - std::sys_common::backtrace::_print_fmt::h85d37830c667a1f9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stdout] 3: 0x55f0a8ab2724 - ::fmt::h2b7ac01d5feaf9b2 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stdout] 4: 0x55f0a8acf93c - core::fmt::write::h7fd0d904495c035f [INFO] [stdout] at src/libcore/fmt/mod.rs:1030 [INFO] [stdout] 5: 0x55f0a8ab0e67 - std::io::Write::write_fmt::h663e4bf63637c947 [INFO] [stdout] at src/libstd/io/mod.rs:1412 [INFO] [stdout] 6: 0x55f0a8ab4aa5 - std::sys_common::backtrace::_print::h4c743f7c274a5a74 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stdout] 7: 0x55f0a8ab4aa5 - std::sys_common::backtrace::print::ha5c4f4bf03800d4d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55f0a8ab4aa5 - std::panicking::default_hook::{{closure}}::h8b842185774c09e6 [INFO] [stdout] at src/libstd/panicking.rs:196 [INFO] [stdout] 9: 0x55f0a8ab4796 - std::panicking::default_hook::hd8ec13ee1bc2a65a [INFO] [stdout] at src/libstd/panicking.rs:210 [INFO] [stdout] 10: 0x55f0a8ab50f5 - std::panicking::rust_panic_with_hook::hf3b27166e5f403e7 [INFO] [stdout] at src/libstd/panicking.rs:473 [INFO] [stdout] 11: 0x55f0a8ab4c92 - std::panicking::continue_panic_fmt::hd961751be84a6f83 [INFO] [stdout] at src/libstd/panicking.rs:380 [INFO] [stdout] 12: 0x55f0a8ab4b86 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:307 [INFO] [stdout] 13: 0x55f0a8acc97a - core::panicking::panic_fmt::h467e0364f9237670 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 14: 0x55f0a8acca77 - core::result::unwrap_failed::h38f3a56f1dadf080 [INFO] [stdout] at src/libcore/result.rs:1165 [INFO] [stdout] 15: 0x55f0a8a7ca56 - core::result::Result::unwrap::h539957eec1b3f85b [INFO] [stdout] 16: 0x55f0a8a86239 - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 17: 0x55f0a8a7a823 - std::rt::lang_start::{{closure}}::h837c50a411d03a57 [INFO] [stdout] 18: 0x55f0a8ab4b73 - std::rt::lang_start_internal::{{closure}}::hf85bf15597d76295 [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] 19: 0x55f0a8ab4b73 - std::panicking::try::do_call::hd308ec0604b9bc21 [INFO] [stdout] at src/libstd/panicking.rs:292 [INFO] [stdout] 20: 0x55f0a8ab6bca - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 21: 0x55f0a8ab55ed - std::panicking::try::hafc45125a5bd2b22 [INFO] [stdout] at src/libstd/panicking.rs:271 [INFO] [stdout] 22: 0x55f0a8ab55ed - std::panic::catch_unwind::h8494678ec44c4b51 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 23: 0x55f0a8ab55ed - std::rt::lang_start_internal::h7404667a595739f8 [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 24: 0x55f0a8a7a808 - std::rt::lang_start::heafa1638e1b7f8fa [INFO] [stdout] 25: 0x55f0a8a862cb - main [INFO] [stdout] 26: 0x7f7a83c26b97 - __libc_start_main [INFO] [stdout] 27: 0x55f0a8a768ca - _start [INFO] [stdout] 28: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 60) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 28 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" "12dc310bfb6a1610232cc6b871f9477ceb0f8e139eda0631b86529e793fd8400"` [INFO] running `"docker" "rm" "-f" "12dc310bfb6a1610232cc6b871f9477ceb0f8e139eda0631b86529e793fd8400"` [INFO] [stdout] 12dc310bfb6a1610232cc6b871f9477ceb0f8e139eda0631b86529e793fd8400