[INFO] updating cached repository https://github.com/GregoireLoens/GeneticAlgorithm [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] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7b26d886e591820ecdacd0898ab9d3b308aabeef [INFO] testing GregoireLoens/GeneticAlgorithm against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregoireLoens%2FGeneticAlgorithm" "work/builds/worker-10/source"` [INFO] [stderr] Cloning into 'work/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/GregoireLoens/GeneticAlgorithm 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/GregoireLoens/GeneticAlgorithm [INFO] finished tweaking git repo https://github.com/GregoireLoens/GeneticAlgorithm [INFO] tweaked toml for git repo https://github.com/GregoireLoens/GeneticAlgorithm written to work/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/GregoireLoens/GeneticAlgorithm 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/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] 2dba7c326c20875314d1eca0be33a489570a23b121fc4e9ae654e4650523c72b [INFO] running `"docker" "start" "-a" "2dba7c326c20875314d1eca0be33a489570a23b121fc4e9ae654e4650523c72b"` [INFO] [stderr] Compiling tramp v0.3.0 [INFO] [stderr] Compiling GeneticAlgorithm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | for i in 0..parent.pop.len() / 2 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `best_child` is never read [INFO] [stderr] --> src/main.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | let mut best_child = problem::data::IndiData::new(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `it` [INFO] [stderr] --> src/main.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | for it in 0..problem::data::MAXIT { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_it` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `new_data` [INFO] [stderr] --> src/main.rs:52:37 [INFO] [stderr] | [INFO] [stderr] 52 | let (mut new_parent,mut new_data, clone_tx) [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_new_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/problem/selection.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | for i in 0..nb_turn { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `win1` [INFO] [stderr] --> src/problem/selection.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | let win1: usize; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_win1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `win2` [INFO] [stderr] --> src/problem/selection.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | let win2: usize; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_win2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/problem/selection.rs:42:9 [INFO] [stderr] | [INFO] [stderr] 42 | for i in 0..t_size { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/problem/crossover.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | for i in 0..k { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/problem/mutation.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | let mut index: usize; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:52:33 [INFO] [stderr] | [INFO] [stderr] 52 | let (mut new_parent,mut new_data, clone_tx) [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: crate `GeneticAlgorithm` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `genetic_algorithm` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:56:17 [INFO] [stderr] | [INFO] [stderr] 56 | clone_tx.send(generate_child(&mut new_parent, &mut new_data)); [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 1.72s [INFO] running `"docker" "inspect" "2dba7c326c20875314d1eca0be33a489570a23b121fc4e9ae654e4650523c72b"` [INFO] running `"docker" "rm" "-f" "2dba7c326c20875314d1eca0be33a489570a23b121fc4e9ae654e4650523c72b"` [INFO] [stdout] 2dba7c326c20875314d1eca0be33a489570a23b121fc4e9ae654e4650523c72b [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/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] 8ab626c13a4a9106b042e6eed355e8bc307a68dad0d9eb544f8034241e80e87f [INFO] running `"docker" "start" "-a" "8ab626c13a4a9106b042e6eed355e8bc307a68dad0d9eb544f8034241e80e87f"` [INFO] [stderr] Compiling GeneticAlgorithm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | for i in 0..parent.pop.len() / 2 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `best_child` is never read [INFO] [stderr] --> src/main.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | let mut best_child = problem::data::IndiData::new(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `it` [INFO] [stderr] --> src/main.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | for it in 0..problem::data::MAXIT { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_it` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `new_data` [INFO] [stderr] --> src/main.rs:52:37 [INFO] [stderr] | [INFO] [stderr] 52 | let (mut new_parent,mut new_data, clone_tx) [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_new_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/problem/selection.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | for i in 0..nb_turn { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `win1` [INFO] [stderr] --> src/problem/selection.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | let win1: usize; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_win1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `win2` [INFO] [stderr] --> src/problem/selection.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | let win2: usize; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_win2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/problem/selection.rs:42:9 [INFO] [stderr] | [INFO] [stderr] 42 | for i in 0..t_size { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/problem/crossover.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | for i in 0..k { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/problem/mutation.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | let mut index: usize; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:52:33 [INFO] [stderr] | [INFO] [stderr] 52 | let (mut new_parent,mut new_data, clone_tx) [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: crate `GeneticAlgorithm` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `genetic_algorithm` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:56:17 [INFO] [stderr] | [INFO] [stderr] 56 | clone_tx.send(generate_child(&mut new_parent, &mut new_data)); [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 0.55s [INFO] running `"docker" "inspect" "8ab626c13a4a9106b042e6eed355e8bc307a68dad0d9eb544f8034241e80e87f"` [INFO] running `"docker" "rm" "-f" "8ab626c13a4a9106b042e6eed355e8bc307a68dad0d9eb544f8034241e80e87f"` [INFO] [stdout] 8ab626c13a4a9106b042e6eed355e8bc307a68dad0d9eb544f8034241e80e87f [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/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] 682978e8901fcb7467164a4e524e8cfe9243135bcae485a8796c624bdb8bead7 [INFO] running `"docker" "start" "-a" "682978e8901fcb7467164a4e524e8cfe9243135bcae485a8796c624bdb8bead7"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/GeneticAlgorithm-063eb92457316562 [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] running `"docker" "inspect" "682978e8901fcb7467164a4e524e8cfe9243135bcae485a8796c624bdb8bead7"` [INFO] running `"docker" "rm" "-f" "682978e8901fcb7467164a4e524e8cfe9243135bcae485a8796c624bdb8bead7"` [INFO] [stdout] 682978e8901fcb7467164a4e524e8cfe9243135bcae485a8796c624bdb8bead7