[INFO] updating cached repository https://github.com/ikurek/PEA-Projekt3 [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] f2041bbda198adb0bb828467da6db33ac3f77ed4 [INFO] testing ikurek/PEA-Projekt3 against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikurek%2FPEA-Projekt3" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ikurek/PEA-Projekt3 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/ikurek/PEA-Projekt3 [INFO] finished tweaking git repo https://github.com/ikurek/PEA-Projekt3 [INFO] tweaked toml for git repo https://github.com/ikurek/PEA-Projekt3 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/ikurek/PEA-Projekt3 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 560a6ad05cdf6f9d55091745319d5b732ecaa6db808e8005f42d0aaf9d54294c [INFO] running `"docker" "start" "-a" "560a6ad05cdf6f9d55091745319d5b732ecaa6db808e8005f42d0aaf9d54294c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.35 [INFO] [stderr] Compiling permutohedron v0.2.4 [INFO] [stderr] Compiling tsplib v0.1.0 [INFO] [stderr] Compiling rand v0.3.19 [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling genetic v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/file_reader.rs:33:17 [INFO] [stderr] | [INFO] [stderr] 33 | Error::description(&error) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/file_reader.rs:151:17 [INFO] [stderr] | [INFO] [stderr] 151 | Error::description(&error) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `current_best_solution` is never read [INFO] [stderr] --> src/genetic_algorithm.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut current_best_solution: i32 = ::max_value(); [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: value assigned to `parents_population` is never read [INFO] [stderr] --> src/genetic_algorithm.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | let mut parents_population: Vec> = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `iteration` [INFO] [stderr] --> src/genetic_algorithm.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | for iteration in 0..iterations { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_iteration` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/genetic_algorithm.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | for i in 0..children_pairs_size { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_time_in_seconds` [INFO] [stderr] --> src/genetic_algorithm.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | max_time_in_seconds: i32, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_time_in_seconds` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `single_population_element` is never read [INFO] [stderr] --> src/genetic_algorithm.rs:100:9 [INFO] [stderr] | [INFO] [stderr] 100 | let mut single_population_element: Vec = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/genetic_algorithm.rs:106:9 [INFO] [stderr] | [INFO] [stderr] 106 | for i in 0..(population_size.clone()) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `number_of_cities` [INFO] [stderr] --> src/genetic_algorithm.rs:88:5 [INFO] [stderr] | [INFO] [stderr] 88 | number_of_cities: &i32, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_of_cities` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/genetic_algorithm.rs:152:9 [INFO] [stderr] | [INFO] [stderr] 152 | for i in 0..population_size { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/genetic_algorithm.rs:229:9 [INFO] [stderr] | [INFO] [stderr] 229 | for i in 0..parents_population_size.clone() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:75:22 [INFO] [stderr] | [INFO] [stderr] 75 | fn solve_genetic(mut matrix: &mut Vec>) { [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: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | let mut number_of_cities: i32 = matrix.len() as i32; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | let mut nodes: Vec = (0..number_of_cities).collect(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let mut parents_population_size: i32 = population_size / 2; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:289:9 [INFO] [stderr] | [INFO] [stderr] 289 | let mut path_value: i32 = permutation_value(&matrix, &permutation); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:291:9 [INFO] [stderr] | [INFO] [stderr] 291 | let mut max_path_value: i32 = ::max_value(); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:308:9 [INFO] [stderr] | [INFO] [stderr] 308 | let mut parents_pair: Vec> = generate_parents_pair(&parents_population); [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:403:9 [INFO] [stderr] | [INFO] [stderr] 403 | let mut saved_element: i32 = permutation[first_element_index]; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_tabu_list` [INFO] [stderr] --> src/print_utils.rs:10:8 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn print_tabu_list(tabu_list: &Vec>) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_result` [INFO] [stderr] --> src/print_utils.rs:18:8 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn print_result(result: i32, result_path: Vec, elapsed_time: i64) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 22 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.65s [INFO] running `"docker" "inspect" "560a6ad05cdf6f9d55091745319d5b732ecaa6db808e8005f42d0aaf9d54294c"` [INFO] running `"docker" "rm" "-f" "560a6ad05cdf6f9d55091745319d5b732ecaa6db808e8005f42d0aaf9d54294c"` [INFO] [stdout] 560a6ad05cdf6f9d55091745319d5b732ecaa6db808e8005f42d0aaf9d54294c [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stdout] af8dd62dccfa356715a8c48d728b67cdcde2b09c0b66288fc614dd266cd345aa [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "af8dd62dccfa356715a8c48d728b67cdcde2b09c0b66288fc614dd266cd345aa"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling genetic v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/file_reader.rs:33:17 [INFO] [stderr] | [INFO] [stderr] 33 | Error::description(&error) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/file_reader.rs:151:17 [INFO] [stderr] | [INFO] [stderr] 151 | Error::description(&error) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `current_best_solution` is never read [INFO] [stderr] --> src/genetic_algorithm.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut current_best_solution: i32 = ::max_value(); [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: value assigned to `parents_population` is never read [INFO] [stderr] --> src/genetic_algorithm.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | let mut parents_population: Vec> = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `iteration` [INFO] [stderr] --> src/genetic_algorithm.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | for iteration in 0..iterations { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_iteration` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/genetic_algorithm.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | for i in 0..children_pairs_size { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_time_in_seconds` [INFO] [stderr] --> src/genetic_algorithm.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | max_time_in_seconds: i32, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_time_in_seconds` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `single_population_element` is never read [INFO] [stderr] --> src/genetic_algorithm.rs:100:9 [INFO] [stderr] | [INFO] [stderr] 100 | let mut single_population_element: Vec = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/genetic_algorithm.rs:106:9 [INFO] [stderr] | [INFO] [stderr] 106 | for i in 0..(population_size.clone()) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `number_of_cities` [INFO] [stderr] --> src/genetic_algorithm.rs:88:5 [INFO] [stderr] | [INFO] [stderr] 88 | number_of_cities: &i32, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_of_cities` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/genetic_algorithm.rs:152:9 [INFO] [stderr] | [INFO] [stderr] 152 | for i in 0..population_size { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/genetic_algorithm.rs:229:9 [INFO] [stderr] | [INFO] [stderr] 229 | for i in 0..parents_population_size.clone() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:75:22 [INFO] [stderr] | [INFO] [stderr] 75 | fn solve_genetic(mut matrix: &mut Vec>) { [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: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | let mut number_of_cities: i32 = matrix.len() as i32; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | let mut nodes: Vec = (0..number_of_cities).collect(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let mut parents_population_size: i32 = population_size / 2; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:289:9 [INFO] [stderr] | [INFO] [stderr] 289 | let mut path_value: i32 = permutation_value(&matrix, &permutation); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:291:9 [INFO] [stderr] | [INFO] [stderr] 291 | let mut max_path_value: i32 = ::max_value(); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:308:9 [INFO] [stderr] | [INFO] [stderr] 308 | let mut parents_pair: Vec> = generate_parents_pair(&parents_population); [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:403:9 [INFO] [stderr] | [INFO] [stderr] 403 | let mut saved_element: i32 = permutation[first_element_index]; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_tabu_list` [INFO] [stderr] --> src/print_utils.rs:10:8 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn print_tabu_list(tabu_list: &Vec>) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_result` [INFO] [stderr] --> src/print_utils.rs:18:8 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn print_result(result: i32, result_path: Vec, elapsed_time: i64) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 22 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `"docker" "inspect" "af8dd62dccfa356715a8c48d728b67cdcde2b09c0b66288fc614dd266cd345aa"` [INFO] running `"docker" "rm" "-f" "af8dd62dccfa356715a8c48d728b67cdcde2b09c0b66288fc614dd266cd345aa"` [INFO] [stdout] af8dd62dccfa356715a8c48d728b67cdcde2b09c0b66288fc614dd266cd345aa [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c1e93309e565f0560ad1a095150c1ddcae34e82a51b8aaef23c119a62a70d193 [INFO] running `"docker" "start" "-a" "c1e93309e565f0560ad1a095150c1ddcae34e82a51b8aaef23c119a62a70d193"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/file_reader.rs:33:17 [INFO] [stderr] | [INFO] [stderr] 33 | Error::description(&error) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/file_reader.rs:151:17 [INFO] [stderr] | [INFO] [stderr] 151 | Error::description(&error) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `current_best_solution` is never read [INFO] [stderr] --> src/genetic_algorithm.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut current_best_solution: i32 = ::max_value(); [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: value assigned to `parents_population` is never read [INFO] [stderr] --> src/genetic_algorithm.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | let mut parents_population: Vec> = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `iteration` [INFO] [stderr] --> src/genetic_algorithm.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | for iteration in 0..iterations { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_iteration` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/genetic_algorithm.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | for i in 0..children_pairs_size { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_time_in_seconds` [INFO] [stderr] --> src/genetic_algorithm.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | max_time_in_seconds: i32, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_time_in_seconds` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `single_population_element` is never read [INFO] [stderr] --> src/genetic_algorithm.rs:100:9 [INFO] [stderr] | [INFO] [stderr] 100 | let mut single_population_element: Vec = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/genetic_algorithm.rs:106:9 [INFO] [stderr] | [INFO] [stderr] 106 | for i in 0..(population_size.clone()) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `number_of_cities` [INFO] [stderr] --> src/genetic_algorithm.rs:88:5 [INFO] [stderr] | [INFO] [stderr] 88 | number_of_cities: &i32, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_of_cities` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/genetic_algorithm.rs:152:9 [INFO] [stderr] | [INFO] [stderr] 152 | for i in 0..population_size { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/genetic_algorithm.rs:229:9 [INFO] [stderr] | [INFO] [stderr] 229 | for i in 0..parents_population_size.clone() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:75:22 [INFO] [stderr] | [INFO] [stderr] 75 | fn solve_genetic(mut matrix: &mut Vec>) { [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: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | let mut number_of_cities: i32 = matrix.len() as i32; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | let mut nodes: Vec = (0..number_of_cities).collect(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let mut parents_population_size: i32 = population_size / 2; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:289:9 [INFO] [stderr] | [INFO] [stderr] 289 | let mut path_value: i32 = permutation_value(&matrix, &permutation); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:291:9 [INFO] [stderr] | [INFO] [stderr] 291 | let mut max_path_value: i32 = ::max_value(); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:308:9 [INFO] [stderr] | [INFO] [stderr] 308 | let mut parents_pair: Vec> = generate_parents_pair(&parents_population); [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/genetic_algorithm.rs:403:9 [INFO] [stderr] | [INFO] [stderr] 403 | let mut saved_element: i32 = permutation[first_element_index]; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_tabu_list` [INFO] [stderr] --> src/print_utils.rs:10:8 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn print_tabu_list(tabu_list: &Vec>) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_result` [INFO] [stderr] --> src/print_utils.rs:18:8 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn print_result(result: i32, result_path: Vec, elapsed_time: i64) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 22 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/genetic-e814aae3ab10dcf4 [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" "c1e93309e565f0560ad1a095150c1ddcae34e82a51b8aaef23c119a62a70d193"` [INFO] running `"docker" "rm" "-f" "c1e93309e565f0560ad1a095150c1ddcae34e82a51b8aaef23c119a62a70d193"` [INFO] [stdout] c1e93309e565f0560ad1a095150c1ddcae34e82a51b8aaef23c119a62a70d193