[INFO] updating cached repository GregoireLoens/GeneticAlgorithm [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/GregoireLoens/GeneticAlgorithm [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/GregoireLoens/GeneticAlgorithm" "work/ex/beta-1.38-1/sources/1.37.0/gh/GregoireLoens/GeneticAlgorithm"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/GregoireLoens/GeneticAlgorithm'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/GregoireLoens/GeneticAlgorithm" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/GregoireLoens/GeneticAlgorithm"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/GregoireLoens/GeneticAlgorithm'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7b26d886e591820ecdacd0898ab9d3b308aabeef [INFO] sha for GitHub repo GregoireLoens/GeneticAlgorithm: 7b26d886e591820ecdacd0898ab9d3b308aabeef [INFO] validating manifest of GregoireLoens/GeneticAlgorithm 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 GregoireLoens/GeneticAlgorithm 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 GregoireLoens/GeneticAlgorithm [INFO] finished frobbing GregoireLoens/GeneticAlgorithm [INFO] frobbed toml for GregoireLoens/GeneticAlgorithm written to work/ex/beta-1.38-1/sources/1.37.0/gh/GregoireLoens/GeneticAlgorithm/Cargo.toml [INFO] started frobbing GregoireLoens/GeneticAlgorithm [INFO] finished frobbing GregoireLoens/GeneticAlgorithm [INFO] frobbed toml for GregoireLoens/GeneticAlgorithm written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/GregoireLoens/GeneticAlgorithm/Cargo.toml [INFO] crate GregoireLoens/GeneticAlgorithm 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 GregoireLoens/GeneticAlgorithm 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/GregoireLoens/GeneticAlgorithm:/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] 339889df44c0a57d94071078c1ea26476e65757c81a22cc1dab0773bdc6f2a2a [INFO] running `"docker" "start" "-a" "339889df44c0a57d94071078c1ea26476e65757c81a22cc1dab0773bdc6f2a2a"` [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling tramp v0.3.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling GeneticAlgorithm v0.1.0 (/opt/crater/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 13.61s [INFO] running `"docker" "inspect" "339889df44c0a57d94071078c1ea26476e65757c81a22cc1dab0773bdc6f2a2a"` [INFO] running `"docker" "rm" "-f" "339889df44c0a57d94071078c1ea26476e65757c81a22cc1dab0773bdc6f2a2a"` [INFO] [stdout] 339889df44c0a57d94071078c1ea26476e65757c81a22cc1dab0773bdc6f2a2a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/GregoireLoens/GeneticAlgorithm:/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] 10eb6cd1819f38ebe2d7420b4e81765cbc37783dcfb5035b95287ca7434ce8e5 [INFO] running `"docker" "start" "-a" "10eb6cd1819f38ebe2d7420b4e81765cbc37783dcfb5035b95287ca7434ce8e5"` [INFO] [stderr] Compiling GeneticAlgorithm v0.1.0 (/opt/crater/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 0.81s [INFO] running `"docker" "inspect" "10eb6cd1819f38ebe2d7420b4e81765cbc37783dcfb5035b95287ca7434ce8e5"` [INFO] running `"docker" "rm" "-f" "10eb6cd1819f38ebe2d7420b4e81765cbc37783dcfb5035b95287ca7434ce8e5"` [INFO] [stdout] 10eb6cd1819f38ebe2d7420b4e81765cbc37783dcfb5035b95287ca7434ce8e5 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/GregoireLoens/GeneticAlgorithm:/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] 3592a8b467bd6c78b5f870ae692eccdc5c31e3dbd8bb310c5ef6648a6ed8db22 [INFO] running `"docker" "start" "-a" "3592a8b467bd6c78b5f870ae692eccdc5c31e3dbd8bb310c5ef6648a6ed8db22"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/GeneticAlgorithm-95c7f4bcd8498d76 [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" "3592a8b467bd6c78b5f870ae692eccdc5c31e3dbd8bb310c5ef6648a6ed8db22"` [INFO] running `"docker" "rm" "-f" "3592a8b467bd6c78b5f870ae692eccdc5c31e3dbd8bb310c5ef6648a6ed8db22"` [INFO] [stdout] 3592a8b467bd6c78b5f870ae692eccdc5c31e3dbd8bb310c5ef6648a6ed8db22