[INFO] updating cached repository https://github.com/frehrmann/rostig [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] [stderr] From https://github.com/frehrmann/rostig [INFO] [stderr] 5f3eb67..794f1bd master -> master [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 794f1bd267fcceb9a6d87db53379be3d58978c26 [INFO] testing frehrmann/rostig against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrehrmann%2Frostig" "work/builds/worker-7/source"` [INFO] [stderr] Cloning into 'work/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/frehrmann/rostig on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/frehrmann/rostig [INFO] finished tweaking git repo https://github.com/frehrmann/rostig [INFO] tweaked toml for git repo https://github.com/frehrmann/rostig written to work/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/frehrmann/rostig already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 0cd4b89d7681f56f122f790773b36013871393cd296084c1ea305d2ba1421416 [INFO] running `"docker" "start" "-a" "0cd4b89d7681f56f122f790773b36013871393cd296084c1ea305d2ba1421416"` [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling serde v1.0.90 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling ndarray v0.12.1 [INFO] [stderr] Compiling rawpointer v0.1.0 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling csv-core v0.1.5 [INFO] [stderr] Compiling csv v1.0.7 [INFO] [stderr] Compiling rostig v0.1.0 (/opt/rustwide/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: 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:66:75 [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: unused variable: `x` [INFO] [stderr] --> src/main.rs:103:60 [INFO] [stderr] | [INFO] [stderr] 103 | for (idx, c) in cost.iter().enumerate().filter(|&(idx, x)| idx % 10 == 0 ) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:98:10 [INFO] [stderr] | [INFO] [stderr] 98 | let (mut NN, cost) = { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [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] = 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] warning: variable `NN` should have a snake case name [INFO] [stderr] --> src/main.rs:98:14 [INFO] [stderr] | [INFO] [stderr] 98 | let (mut NN, cost) = { [INFO] [stderr] | ^^ help: convert the identifier to snake case: `nn` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `Npred` should have a snake case name [INFO] [stderr] --> src/main.rs:107:9 [INFO] [stderr] | [INFO] [stderr] 107 | let Npred = 21; [INFO] [stderr] | ^^^^^ help: convert the identifier to snake case: `npred` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.54s [INFO] running `"docker" "inspect" "0cd4b89d7681f56f122f790773b36013871393cd296084c1ea305d2ba1421416"` [INFO] running `"docker" "rm" "-f" "0cd4b89d7681f56f122f790773b36013871393cd296084c1ea305d2ba1421416"` [INFO] [stdout] 0cd4b89d7681f56f122f790773b36013871393cd296084c1ea305d2ba1421416 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 79e80f5ea1e8cc392b22036c506d076607a602d57ededebe29d1c024801d6264 [INFO] running `"docker" "start" "-a" "79e80f5ea1e8cc392b22036c506d076607a602d57ededebe29d1c024801d6264"` [INFO] [stderr] Compiling rostig v0.1.0 (/opt/rustwide/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: 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:66:75 [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: unused variable: `x` [INFO] [stderr] --> src/main.rs:103:60 [INFO] [stderr] | [INFO] [stderr] 103 | for (idx, c) in cost.iter().enumerate().filter(|&(idx, x)| idx % 10 == 0 ) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:98:10 [INFO] [stderr] | [INFO] [stderr] 98 | let (mut NN, cost) = { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` 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] = note: `#[warn(dead_code)]` on by default [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] warning: variable `NN` should have a snake case name [INFO] [stderr] --> src/main.rs:98:14 [INFO] [stderr] | [INFO] [stderr] 98 | let (mut NN, cost) = { [INFO] [stderr] | ^^ help: convert the identifier to snake case: `nn` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `Npred` should have a snake case name [INFO] [stderr] --> src/main.rs:107:9 [INFO] [stderr] | [INFO] [stderr] 107 | let Npred = 21; [INFO] [stderr] | ^^^^^ help: convert the identifier to snake case: `npred` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.15s [INFO] running `"docker" "inspect" "79e80f5ea1e8cc392b22036c506d076607a602d57ededebe29d1c024801d6264"` [INFO] running `"docker" "rm" "-f" "79e80f5ea1e8cc392b22036c506d076607a602d57ededebe29d1c024801d6264"` [INFO] [stdout] 79e80f5ea1e8cc392b22036c506d076607a602d57ededebe29d1c024801d6264 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "test" "--frozen"` [INFO] [stdout] 7599624c95be3daffda4f6615d864af4634120fca3d321a270da10235a164ccb [INFO] running `"docker" "start" "-a" "7599624c95be3daffda4f6615d864af4634120fca3d321a270da10235a164ccb"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rostig-5df523e3bc72287e [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test adaline::tests::new_nn ... ok [INFO] [stdout] test adaline::tests::simple ... ok [INFO] [stdout] test adaline::tests::test_close_to ... 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" "7599624c95be3daffda4f6615d864af4634120fca3d321a270da10235a164ccb"` [INFO] running `"docker" "rm" "-f" "7599624c95be3daffda4f6615d864af4634120fca3d321a270da10235a164ccb"` [INFO] [stdout] 7599624c95be3daffda4f6615d864af4634120fca3d321a270da10235a164ccb