[INFO] updating cached repository frehrmann/rostig [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/frehrmann/rostig [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/frehrmann/rostig" "work/ex/beta-1.38-1/sources/1.37.0/gh/frehrmann/rostig"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/frehrmann/rostig'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/frehrmann/rostig" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/frehrmann/rostig"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/frehrmann/rostig'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5f3eb679a5bc4cbe46903e6fbe5175a44b0183fb [INFO] sha for GitHub repo frehrmann/rostig: 5f3eb679a5bc4cbe46903e6fbe5175a44b0183fb [INFO] validating manifest of frehrmann/rostig 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 frehrmann/rostig 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 frehrmann/rostig [INFO] finished frobbing frehrmann/rostig [INFO] frobbed toml for frehrmann/rostig written to work/ex/beta-1.38-1/sources/1.37.0/gh/frehrmann/rostig/Cargo.toml [INFO] started frobbing frehrmann/rostig [INFO] finished frobbing frehrmann/rostig [INFO] frobbed toml for frehrmann/rostig written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/frehrmann/rostig/Cargo.toml [INFO] crate frehrmann/rostig already has a lockfile, it will not be regenerated [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 frehrmann/rostig against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/frehrmann/rostig:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] b4013b8a9a9bd07841c266d1ebcfdaec37eef68202cbf087d318f3f1a949f55f [INFO] running `"docker" "start" "-a" "b4013b8a9a9bd07841c266d1ebcfdaec37eef68202cbf087d318f3f1a949f55f"` [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling csv-core v0.1.5 [INFO] [stderr] Compiling csv v1.0.7 [INFO] [stderr] Compiling rostig v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `arr1`, `arr2` [INFO] [stderr] --> src/adaline.rs:3:31 [INFO] [stderr] | [INFO] [stderr] 3 | use ndarray::{Array1, Array2, arr1, arr2}; [INFO] [stderr] | ^^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Array1`, `arr1`, `arr2` [INFO] [stderr] --> src/pre.rs:4:15 [INFO] [stderr] | [INFO] [stderr] 4 | use ndarray::{Array1, Array2, arr1, arr2}; [INFO] [stderr] | ^^^^^^ ^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `adaline::AdaLiNeBuilder` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use adaline::AdaLiNeBuilder; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:23:52 [INFO] [stderr] | [INFO] [stderr] 23 | fn read_iris(file: &Path) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn 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/main.rs:66:73 [INFO] [stderr] | [INFO] [stderr] 66 | fn write(file: &Path, x: Array2, y: Array1) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `AdaLiNe` [INFO] [stderr] --> src/adaline.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | pub struct AdaLiNe { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `AdaLiNeBuilder` [INFO] [stderr] --> src/adaline.rs:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | pub struct AdaLiNeBuilder { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/adaline.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn new(eta_: f64, n_iter_: usize) -> AdaLiNeBuilder { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `fit` [INFO] [stderr] --> src/adaline.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn fit(&self, inputs: &Array2, target: &Array1) -> (AdaLiNe, Array1) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/adaline.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn new(n_inputs: usize) -> AdaLiNe { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `net_input` [INFO] [stderr] --> src/adaline.rs:69:5 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn net_input(&self, inputs: &Array2) -> Array1 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `activation` [INFO] [stderr] --> src/adaline.rs:79:5 [INFO] [stderr] | [INFO] [stderr] 79 | pub fn activation(&self, inputs: &Array2) -> Array1{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `predict` [INFO] [stderr] --> src/adaline.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | pub fn predict(&self, inputs: &Array2) -> Array1 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `error` [INFO] [stderr] --> src/adaline.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | pub fn error(&self, inputs: &Array2, targets: &Array1) -> Array1 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `cost` [INFO] [stderr] --> src/adaline.rs:101:5 [INFO] [stderr] | [INFO] [stderr] 101 | pub fn cost(&self, inputs: &Array2, targets: &Array1) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `update` [INFO] [stderr] --> src/adaline.rs:109:5 [INFO] [stderr] | [INFO] [stderr] 109 | pub fn update(&mut self, inputs: &Array2, targets: &Array1, eta: f64) -> (Array1, f64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `grad` [INFO] [stderr] --> src/adaline.rs:125:5 [INFO] [stderr] | [INFO] [stderr] 125 | pub fn grad(&self, inputs: &Array2, targets: &Array1) -> (Array1, f64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `grad_num` [INFO] [stderr] --> src/adaline.rs:138:5 [INFO] [stderr] | [INFO] [stderr] 138 | pub fn grad_num(&mut self, inputs: &Array2, targets: &Array1) -> (Array1, f64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `sepal_width` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | sepal_width: f64, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `petal_width` [INFO] [stderr] --> src/main.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | petal_width: f64, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:79:5 [INFO] [stderr] | [INFO] [stderr] 79 | writer.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.50s [INFO] running `"docker" "inspect" "b4013b8a9a9bd07841c266d1ebcfdaec37eef68202cbf087d318f3f1a949f55f"` [INFO] running `"docker" "rm" "-f" "b4013b8a9a9bd07841c266d1ebcfdaec37eef68202cbf087d318f3f1a949f55f"` [INFO] [stdout] b4013b8a9a9bd07841c266d1ebcfdaec37eef68202cbf087d318f3f1a949f55f [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/frehrmann/rostig:/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 7532c12c0e0a02dfe66a65212f91886a1d19a1e0f038e1d955c495d614a8a6a9 [INFO] running `"docker" "start" "-a" "7532c12c0e0a02dfe66a65212f91886a1d19a1e0f038e1d955c495d614a8a6a9"` [INFO] [stderr] Compiling rostig v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Array1` [INFO] [stderr] --> src/pre.rs:4:15 [INFO] [stderr] | [INFO] [stderr] 4 | use ndarray::{Array1, Array2, arr1, arr2}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `adaline::AdaLiNeBuilder` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use adaline::AdaLiNeBuilder; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:23:52 [INFO] [stderr] | [INFO] [stderr] 23 | fn read_iris(file: &Path) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn 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/main.rs:66:73 [INFO] [stderr] | [INFO] [stderr] 66 | fn write(file: &Path, x: Array2, y: Array1) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `predict` [INFO] [stderr] --> src/adaline.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | pub fn predict(&self, inputs: &Array2) -> Array1 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `sepal_width` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | sepal_width: f64, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `petal_width` [INFO] [stderr] --> src/main.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | petal_width: f64, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:79:5 [INFO] [stderr] | [INFO] [stderr] 79 | writer.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.18s [INFO] running `"docker" "inspect" "7532c12c0e0a02dfe66a65212f91886a1d19a1e0f038e1d955c495d614a8a6a9"` [INFO] running `"docker" "rm" "-f" "7532c12c0e0a02dfe66a65212f91886a1d19a1e0f038e1d955c495d614a8a6a9"` [INFO] [stdout] 7532c12c0e0a02dfe66a65212f91886a1d19a1e0f038e1d955c495d614a8a6a9 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/frehrmann/rostig:/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 60aaf01b03986bef8199fdcd7abd2ba066e7000452fad0402658155d604c869a [INFO] running `"docker" "start" "-a" "60aaf01b03986bef8199fdcd7abd2ba066e7000452fad0402658155d604c869a"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running /opt/crater/target/debug/deps/rostig-7a489c320899ff45 [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test adaline::tests::test_close_to ... ok [INFO] [stdout] test adaline::tests::new_nn ... ok [INFO] [stdout] test adaline::tests::simple ... ok [INFO] [stdout] test pre::tests::test_std ... ok [INFO] [stdout] test adaline::tests::simple_builder ... ok [INFO] [stdout] test adaline::tests::grad_check ... ok [INFO] [stdout] test adaline::tests::text_close_to_panic ... ok [INFO] [stdout] test adaline::tests::check_decent ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "60aaf01b03986bef8199fdcd7abd2ba066e7000452fad0402658155d604c869a"` [INFO] running `"docker" "rm" "-f" "60aaf01b03986bef8199fdcd7abd2ba066e7000452fad0402658155d604c869a"` [INFO] [stdout] 60aaf01b03986bef8199fdcd7abd2ba066e7000452fad0402658155d604c869a