[INFO] crate neuroflow 0.1.3 is already in cache [INFO] extracting crate neuroflow 0.1.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/neuroflow/0.1.3 [INFO] extracting crate neuroflow 0.1.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/neuroflow/0.1.3 [INFO] validating manifest of neuroflow-0.1.3 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of neuroflow-0.1.3 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing neuroflow-0.1.3 [INFO] finished frobbing neuroflow-0.1.3 [INFO] frobbed toml for neuroflow-0.1.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/neuroflow/0.1.3/Cargo.toml [INFO] started frobbing neuroflow-0.1.3 [INFO] finished frobbing neuroflow-0.1.3 [INFO] frobbed toml for neuroflow-0.1.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/neuroflow/0.1.3/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing neuroflow-0.1.3 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/neuroflow/0.1.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 23a07aadeafeca0963f15734a59e3633435f51c478f2d549dab3788fd4e672da [INFO] running `"docker" "start" "-a" "23a07aadeafeca0963f15734a59e3633435f51c478f2d549dab3788fd4e672da"` [INFO] [stderr] Compiling neuroflow v0.1.3 (/opt/crater/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 1.17s [INFO] running `"docker" "inspect" "23a07aadeafeca0963f15734a59e3633435f51c478f2d549dab3788fd4e672da"` [INFO] running `"docker" "rm" "-f" "23a07aadeafeca0963f15734a59e3633435f51c478f2d549dab3788fd4e672da"` [INFO] [stdout] 23a07aadeafeca0963f15734a59e3633435f51c478f2d549dab3788fd4e672da [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/neuroflow/0.1.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 4e51558ab3f16120ac9d2bc3aef2f7c24dc338924381ecb917321b3cd34fc4ce [INFO] running `"docker" "start" "-a" "4e51558ab3f16120ac9d2bc3aef2f7c24dc338924381ecb917321b3cd34fc4ce"` [INFO] [stderr] Compiling neuroflow v0.1.3 (/opt/crater/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 0.95s [INFO] running `"docker" "inspect" "4e51558ab3f16120ac9d2bc3aef2f7c24dc338924381ecb917321b3cd34fc4ce"` [INFO] running `"docker" "rm" "-f" "4e51558ab3f16120ac9d2bc3aef2f7c24dc338924381ecb917321b3cd34fc4ce"` [INFO] [stdout] 4e51558ab3f16120ac9d2bc3aef2f7c24dc338924381ecb917321b3cd34fc4ce [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/neuroflow/0.1.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 2d68fdedcf43f85e615874f3067cd1cc7ea1567bd27aa7ad8d44e4f6e7244911 [INFO] running `"docker" "start" "-a" "2d68fdedcf43f85e615874f3067cd1cc7ea1567bd27aa7ad8d44e4f6e7244911"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/neuroflow-526a092aaa65b76d [INFO] [stderr] Doc-tests neuroflow [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 29 tests [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::DataSet::remove (line 271) ... ok [INFO] [stdout] test src/data/mod.rs - data::DataSet::round (line 222) ... ok [INFO] [stdout] test src/data/mod.rs - data::DataSet (line 48) ... ok [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::from_csv (line 103) ... 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/io/mod.rs - io::save (line 42) ... ok [INFO] [stdout] test src/lib.rs - (line 89) ... ok [INFO] [stdout] test src/lib.rs - FeedForward (line 186) ... ok [INFO] [stdout] test src/io/mod.rs - io (line 19) ... ok [INFO] [stdout] test src/io/mod.rs - io::load (line 67) ... ok [INFO] [stdout] test src/lib.rs - (line 60) ... FAILED [INFO] [stdout] test src/lib.rs - FeedForward (line 194) ... ok [INFO] [stdout] test src/lib.rs - FeedForward (line 213) ... ok [INFO] [stdout] test src/lib.rs - FeedForward (line 223) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::calc (line 474) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::bind (line 397) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::fit (line 450) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::learning_rate (line 515) ... ok [INFO] [stdout] test src/lib.rs - FeedForward (line 202) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::momentum (line 532) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::new (line 295) ... ok [INFO] [stdout] test src/lib.rs - FeedForward::unbind (line 413) ... 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:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5612e04c97bb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5612e04c97bb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5612e04c97bb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5612e04c97bb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5612e04c97bb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5612e04c9496 - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 6: 0x5612e04c9e7d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5612e04c9a02 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5612e04c98e6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5612e04e18fd - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5612e04e19f7 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x5612e0498176 - core::result::Result::unwrap::hef2c8409039fe377 [INFO] [stdout] 12: 0x5612e0490769 - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 13: 0x5612e0498ca3 - std::rt::lang_start::{{closure}}::h00a7ffc4b255461a [INFO] [stdout] 14: 0x5612e04c98d3 - std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] 15: 0x5612e04c98d3 - std::panicking::try::do_call::h9d779bc5e27e3284 [INFO] [stdout] at src/libstd/panicking.rs:296 [INFO] [stdout] 16: 0x5612e04cbb0a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x5612e04ca38d - std::panicking::try::h4af22d9cb0afa351 [INFO] [stdout] at src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5612e04ca38d - std::panic::catch_unwind::hbb68a9ada87bfb97 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5612e04ca38d - std::rt::lang_start_internal::hba9e09d74440ce4d [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 20: 0x5612e0498c88 - std::rt::lang_start::hb393a69b73b35e9d [INFO] [stdout] 21: 0x5612e04907fb - main [INFO] [stdout] 22: 0x7f36077552e1 - __libc_start_main [INFO] [stdout] 23: 0x5612e048a95a - _start [INFO] [stdout] 24: 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" "2d68fdedcf43f85e615874f3067cd1cc7ea1567bd27aa7ad8d44e4f6e7244911"` [INFO] running `"docker" "rm" "-f" "2d68fdedcf43f85e615874f3067cd1cc7ea1567bd27aa7ad8d44e4f6e7244911"` [INFO] [stdout] 2d68fdedcf43f85e615874f3067cd1cc7ea1567bd27aa7ad8d44e4f6e7244911