[INFO] cloning repository https://github.com/RYOSKATE/dueling_bandits_simulator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RYOSKATE/dueling_bandits_simulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRYOSKATE%2Fdueling_bandits_simulator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRYOSKATE%2Fdueling_bandits_simulator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 97bab60cfae59bf66a57560e631463441fcb6337 [INFO] testing RYOSKATE/dueling_bandits_simulator against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRYOSKATE%2Fdueling_bandits_simulator" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RYOSKATE/dueling_bandits_simulator on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/RYOSKATE/dueling_bandits_simulator [INFO] finished tweaking git repo https://github.com/RYOSKATE/dueling_bandits_simulator [INFO] tweaked toml for git repo https://github.com/RYOSKATE/dueling_bandits_simulator written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/RYOSKATE/dueling_bandits_simulator already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded array-macro v2.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e418678504d3f29285f3d35fac6a66243eecf91975bfe3f5301bc1685da7f785 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e418678504d3f29285f3d35fac6a66243eecf91975bfe3f5301bc1685da7f785", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e418678504d3f29285f3d35fac6a66243eecf91975bfe3f5301bc1685da7f785", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e418678504d3f29285f3d35fac6a66243eecf91975bfe3f5301bc1685da7f785", kill_on_drop: false }` [INFO] [stdout] e418678504d3f29285f3d35fac6a66243eecf91975bfe3f5301bc1685da7f785 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d2cd9c9d19a3b41aff9606bf702e1873efeb96b366454be15566d2ee31353866 [INFO] running `Command { std: "docker" "start" "-a" "d2cd9c9d19a3b41aff9606bf702e1873efeb96b366454be15566d2ee31353866", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling byteorder v1.4.2 [INFO] [stderr] Compiling array-macro v2.0.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-bigint v0.3.1 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-complex v0.3.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling num v0.3.1 [INFO] [stderr] Compiling bstr v0.2.14 [INFO] [stderr] Compiling csv v1.1.5 [INFO] [stderr] Compiling dueling_bandits_simulator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Open01` [INFO] [stdout] --> src/main.rs:1:55 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::distributions::{Normal, Beta, Distribution, Open01}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `array_macro::*` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use array_macro::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DateTime`, `Date`, `Utc` [INFO] [stdout] --> src/main.rs:6:14 [INFO] [stdout] | [INFO] [stdout] 6 | use chrono::{Utc, Local, DateTime, Date}; [INFO] [stdout] | ^^^ ^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:84:96 [INFO] [stdout] | [INFO] [stdout] 84 | let mut wtr = csv::Writer::from_path(RESULTS_FILENAME).expect("Fail to open results file");; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:85:120 [INFO] [stdout] | [INFO] [stdout] 85 | wtr.write_record(SimulationResult::toHeaderString().iter().map(|x| x.to_string())).expect("Fail to write results");; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:99:96 [INFO] [stdout] | [INFO] [stdout] 99 | let sum_nDCG = (0..NUM_OF_SIMURATION).collect::>().par_iter().map(|&x| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `submission_order` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | submission_order: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `IDEAL_WINNING_PERCENTAGES_MATRIX_FILENAME` [INFO] [stdout] --> src/main.rs:75:5 [INFO] [stdout] | [INFO] [stdout] 75 | const IDEAL_WINNING_PERCENTAGES_MATRIX_FILENAME: &str = "ideal_winning_percentages_matrix.csv"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `REAL_WINNING_PERCENTAGES_MATRIX_FILENAME` [INFO] [stdout] --> src/main.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | const REAL_WINNING_PERCENTAGES_MATRIX_FILENAME:&str = "real_winning_percentages_matrix.csv"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `calc_DCG1` [INFO] [stdout] --> src/main.rs:314:4 [INFO] [stdout] | [INFO] [stdout] 314 | fn calc_DCG1(duelists: &Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `write_matrix_to_csv` [INFO] [stdout] --> src/main.rs:333:4 [INFO] [stdout] | [INFO] [stdout] 333 | fn write_matrix_to_csv(matrix: &Vec>, filename: &str) -> Result<(), std::io::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `write_results_to_csv` [INFO] [stdout] --> src/main.rs:342:4 [INFO] [stdout] | [INFO] [stdout] 342 | fn write_results_to_csv(results: &Vec, filename: &str) -> Result<(), std::io::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `nDCG` should have a snake case name [INFO] [stdout] --> src/main.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | nDCG: f64, [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `n_dcg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `nDCG` should have a snake case name [INFO] [stdout] --> src/main.rs:43:55 [INFO] [stdout] | [INFO] [stdout] 43 | reward_winner: f64, reward_loser: f64, nDCG: f64,) -> SimulationResult { [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `n_dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `toHeaderString` should have a snake case name [INFO] [stdout] --> src/main.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn toHeaderString() -> [&'static str;6] { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `to_header_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `toStrings` should have a snake case name [INFO] [stdout] --> src/main.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn toStrings(&self) -> [String; 6] { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `to_strings` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `nDCGs` should have a snake case name [INFO] [stdout] --> src/main.rs:96:29 [INFO] [stdout] | [INFO] [stdout] 96 | let mut nDCGs: Vec = vec![]; [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `n_dcgs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `rDCG` should have a snake case name [INFO] [stdout] --> src/main.rs:268:29 [INFO] [stdout] | [INFO] [stdout] 268 | let rDCG = calc_DCG(&duelists); [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `r_dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `iDCG` should have a snake case name [INFO] [stdout] --> src/main.rs:271:29 [INFO] [stdout] | [INFO] [stdout] 271 | let iDCG = calc_DCG(&duelists); [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `i_dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `nDCG` should have a snake case name [INFO] [stdout] --> src/main.rs:273:29 [INFO] [stdout] | [INFO] [stdout] 273 | let nDCG = rDCG / iDCG; [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `n_dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `sum_nDCG` should have a snake case name [INFO] [stdout] --> src/main.rs:99:25 [INFO] [stdout] | [INFO] [stdout] 99 | let sum_nDCG = (0..NUM_OF_SIMURATION).collect::>().par_iter().map(|&x| { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `sum_n_dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `average_nDCG` should have a snake case name [INFO] [stdout] --> src/main.rs:287:25 [INFO] [stdout] | [INFO] [stdout] 287 | let average_nDCG: f64 = sum_nDCG / (NUM_OF_SIMURATION as f64); [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `average_n_dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calc_DCG` should have a snake case name [INFO] [stdout] --> src/main.rs:309:4 [INFO] [stdout] | [INFO] [stdout] 309 | fn calc_DCG(duelists: &Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `calc_dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calc_DCG1` should have a snake case name [INFO] [stdout] --> src/main.rs:314:4 [INFO] [stdout] | [INFO] [stdout] 314 | fn calc_DCG1(duelists: &Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `calc_dcg1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `DCG` should have a snake case name [INFO] [stdout] --> src/main.rs:315:13 [INFO] [stdout] | [INFO] [stdout] 315 | let mut DCG = duelists.first().unwrap().ideal_borda_score; [INFO] [stdout] | ^^^ help: convert the identifier to snake case: `dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calc_DCG2` should have a snake case name [INFO] [stdout] --> src/main.rs:324:4 [INFO] [stdout] | [INFO] [stdout] 324 | fn calc_DCG2(duelists: &Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `calc_dcg2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `DCG` should have a snake case name [INFO] [stdout] --> src/main.rs:325:13 [INFO] [stdout] | [INFO] [stdout] 325 | let mut DCG:f64 = 0.0; [INFO] [stdout] | ^^^ help: convert the identifier to snake case: `dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 40.69s [INFO] running `Command { std: "docker" "inspect" "d2cd9c9d19a3b41aff9606bf702e1873efeb96b366454be15566d2ee31353866", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2cd9c9d19a3b41aff9606bf702e1873efeb96b366454be15566d2ee31353866", kill_on_drop: false }` [INFO] [stdout] d2cd9c9d19a3b41aff9606bf702e1873efeb96b366454be15566d2ee31353866 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92b82501a86f1d5076464fc01d6d4368097c31553d1ba27b2bc4bceb52636ffb [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "92b82501a86f1d5076464fc01d6d4368097c31553d1ba27b2bc4bceb52636ffb", kill_on_drop: false }` [INFO] [stderr] Compiling dueling_bandits_simulator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Open01` [INFO] [stdout] --> src/main.rs:1:55 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::distributions::{Normal, Beta, Distribution, Open01}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `array_macro::*` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use array_macro::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DateTime`, `Date`, `Utc` [INFO] [stdout] --> src/main.rs:6:14 [INFO] [stdout] | [INFO] [stdout] 6 | use chrono::{Utc, Local, DateTime, Date}; [INFO] [stdout] | ^^^ ^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:84:96 [INFO] [stdout] | [INFO] [stdout] 84 | let mut wtr = csv::Writer::from_path(RESULTS_FILENAME).expect("Fail to open results file");; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:85:120 [INFO] [stdout] | [INFO] [stdout] 85 | wtr.write_record(SimulationResult::toHeaderString().iter().map(|x| x.to_string())).expect("Fail to write results");; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:99:96 [INFO] [stdout] | [INFO] [stdout] 99 | let sum_nDCG = (0..NUM_OF_SIMURATION).collect::>().par_iter().map(|&x| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `submission_order` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | submission_order: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `calc_DCG1` [INFO] [stdout] --> src/main.rs:314:4 [INFO] [stdout] | [INFO] [stdout] 314 | fn calc_DCG1(duelists: &Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `write_matrix_to_csv` [INFO] [stdout] --> src/main.rs:333:4 [INFO] [stdout] | [INFO] [stdout] 333 | fn write_matrix_to_csv(matrix: &Vec>, filename: &str) -> Result<(), std::io::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `write_results_to_csv` [INFO] [stdout] --> src/main.rs:342:4 [INFO] [stdout] | [INFO] [stdout] 342 | fn write_results_to_csv(results: &Vec, filename: &str) -> Result<(), std::io::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `nDCG` should have a snake case name [INFO] [stdout] --> src/main.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | nDCG: f64, [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `n_dcg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `nDCG` should have a snake case name [INFO] [stdout] --> src/main.rs:43:55 [INFO] [stdout] | [INFO] [stdout] 43 | reward_winner: f64, reward_loser: f64, nDCG: f64,) -> SimulationResult { [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `n_dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `toHeaderString` should have a snake case name [INFO] [stdout] --> src/main.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn toHeaderString() -> [&'static str;6] { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `to_header_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `toStrings` should have a snake case name [INFO] [stdout] --> src/main.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn toStrings(&self) -> [String; 6] { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `to_strings` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `nDCGs` should have a snake case name [INFO] [stdout] --> src/main.rs:96:29 [INFO] [stdout] | [INFO] [stdout] 96 | let mut nDCGs: Vec = vec![]; [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `n_dcgs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `rDCG` should have a snake case name [INFO] [stdout] --> src/main.rs:268:29 [INFO] [stdout] | [INFO] [stdout] 268 | let rDCG = calc_DCG(&duelists); [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `r_dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `iDCG` should have a snake case name [INFO] [stdout] --> src/main.rs:271:29 [INFO] [stdout] | [INFO] [stdout] 271 | let iDCG = calc_DCG(&duelists); [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `i_dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `nDCG` should have a snake case name [INFO] [stdout] --> src/main.rs:273:29 [INFO] [stdout] | [INFO] [stdout] 273 | let nDCG = rDCG / iDCG; [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `n_dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `sum_nDCG` should have a snake case name [INFO] [stdout] --> src/main.rs:99:25 [INFO] [stdout] | [INFO] [stdout] 99 | let sum_nDCG = (0..NUM_OF_SIMURATION).collect::>().par_iter().map(|&x| { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `sum_n_dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `average_nDCG` should have a snake case name [INFO] [stdout] --> src/main.rs:287:25 [INFO] [stdout] | [INFO] [stdout] 287 | let average_nDCG: f64 = sum_nDCG / (NUM_OF_SIMURATION as f64); [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `average_n_dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calc_DCG` should have a snake case name [INFO] [stdout] --> src/main.rs:309:4 [INFO] [stdout] | [INFO] [stdout] 309 | fn calc_DCG(duelists: &Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `calc_dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calc_DCG1` should have a snake case name [INFO] [stdout] --> src/main.rs:314:4 [INFO] [stdout] | [INFO] [stdout] 314 | fn calc_DCG1(duelists: &Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `calc_dcg1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `DCG` should have a snake case name [INFO] [stdout] --> src/main.rs:315:13 [INFO] [stdout] | [INFO] [stdout] 315 | let mut DCG = duelists.first().unwrap().ideal_borda_score; [INFO] [stdout] | ^^^ help: convert the identifier to snake case: `dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calc_DCG2` should have a snake case name [INFO] [stdout] --> src/main.rs:324:4 [INFO] [stdout] | [INFO] [stdout] 324 | fn calc_DCG2(duelists: &Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `calc_dcg2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `DCG` should have a snake case name [INFO] [stdout] --> src/main.rs:325:13 [INFO] [stdout] | [INFO] [stdout] 325 | let mut DCG:f64 = 0.0; [INFO] [stdout] | ^^^ help: convert the identifier to snake case: `dcg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "92b82501a86f1d5076464fc01d6d4368097c31553d1ba27b2bc4bceb52636ffb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92b82501a86f1d5076464fc01d6d4368097c31553d1ba27b2bc4bceb52636ffb", kill_on_drop: false }` [INFO] [stdout] 92b82501a86f1d5076464fc01d6d4368097c31553d1ba27b2bc4bceb52636ffb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2aa71a242a978860d4b183cca4f1ea07327015aa82e0ed291b517143a0f16a69 [INFO] running `Command { std: "docker" "start" "-a" "2aa71a242a978860d4b183cca4f1ea07327015aa82e0ed291b517143a0f16a69", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused import: `Open01` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:1:55 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 1 | use rand::distributions::{Normal, Beta, Distribution, Open01}; [INFO] [stdout] [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `array_macro::*` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use array_macro::*; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `DateTime`, `Date`, `Utc` [INFO] [stderr] --> src/main.rs:6:14 [INFO] [stderr] | [INFO] [stderr] 6 | use chrono::{Utc, Local, DateTime, Date}; [INFO] [stderr] | ^^^ ^^^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/main.rs:84:96 [INFO] [stderr] | [INFO] [stderr] 84 | let mut wtr = csv::Writer::from_path(RESULTS_FILENAME).expect("Fail to open results file");; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/main.rs:85:120 [INFO] [stderr] | [INFO] [stderr] 85 | wtr.write_record(SimulationResult::toHeaderString().iter().map(|x| x.to_string())).expect("Fail to write results");; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:99:96 [INFO] [stderr] | [INFO] [stderr] 99 | let sum_nDCG = (0..NUM_OF_SIMURATION).collect::>().par_iter().map(|&x| { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `submission_order` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | submission_order: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `calc_DCG1` [INFO] [stderr] --> src/main.rs:314:4 [INFO] [stderr] | [INFO] [stderr] 314 | fn calc_DCG1(duelists: &Vec) -> f64 { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write_matrix_to_csv` [INFO] [stderr] --> src/main.rs:333:4 [INFO] [stderr] | [INFO] [stderr] 333 | fn write_matrix_to_csv(matrix: &Vec>, filename: &str) -> Result<(), std::io::Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write_results_to_csv` [INFO] [stderr] --> src/main.rs:342:4 [INFO] [stderr] | [INFO] [stderr] 342 | fn write_results_to_csv(results: &Vec, filename: &str) -> Result<(), std::io::Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: structure field `nDCG` should have a snake case name [INFO] [stderr] --> src/main.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | nDCG: f64, [INFO] [stderr] | ^^^^ help: convert the identifier to snake case: `n_dcg` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `nDCG` should have a snake case name [INFO] [stderr] --> src/main.rs:43:55 [INFO] [stderr] | [INFO] [stderr] 43 | reward_winner: f64, reward_loser: f64, nDCG: f64,) -> SimulationResult { [INFO] [stderr] | ^^^^ help: convert the identifier to snake case: `n_dcg` [INFO] [stderr] [INFO] [stderr] warning: method `toHeaderString` should have a snake case name [INFO] [stderr] --> src/main.rs:49:12 [INFO] [stderr] | [INFO] [stderr] 49 | pub fn toHeaderString() -> [&'static str;6] { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `to_header_string` [INFO] [stderr] [INFO] [stderr] warning: method `toStrings` should have a snake case name [INFO] [stderr] --> src/main.rs:52:12 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn toStrings(&self) -> [String; 6] { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `to_strings` [INFO] [stderr] [INFO] [stderr] warning: variable `nDCGs` should have a snake case name [INFO] [stderr] --> src/main.rs:96:29 [INFO] [stderr] | [INFO] [stderr] 96 | let mut nDCGs: Vec = vec![]; [INFO] [stderr] | ^^^^^ help: convert the identifier to snake case: `n_dcgs` [INFO] [stderr] [INFO] [stderr] warning: variable `rDCG` should have a snake case name [INFO] [stderr] --> src/main.rs:268:29 [INFO] [stderr] | [INFO] [stderr] 268 | let rDCG = calc_DCG(&duelists); [INFO] [stderr] | ^^^^ help: convert the identifier to snake case: `r_dcg` [INFO] [stderr] [INFO] [stderr] warning: variable `iDCG` should have a snake case name [INFO] [stderr] --> src/main.rs:271:29 [INFO] [stderr] | [INFO] [stderr] 271 | let iDCG = calc_DCG(&duelists); [INFO] [stderr] | ^^^^ help: convert the identifier to snake case: `i_dcg` [INFO] [stderr] [INFO] [stderr] warning: variable `nDCG` should have a snake case name [INFO] [stderr] --> src/main.rs:273:29 [INFO] [stderr] | [INFO] [stderr] 273 | let nDCG = rDCG / iDCG; [INFO] [stderr] | ^^^^ help: convert the identifier to snake case: `n_dcg` [INFO] [stderr] [INFO] [stderr] warning: variable `sum_nDCG` should have a snake case name [INFO] [stderr] --> src/main.rs:99:25 [INFO] [stderr] | [INFO] [stderr] 99 | let sum_nDCG = (0..NUM_OF_SIMURATION).collect::>().par_iter().map(|&x| { [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `sum_n_dcg` [INFO] [stderr] [INFO] [stderr] warning: variable `average_nDCG` should have a snake case name [INFO] [stderr] --> src/main.rs:287:25 [INFO] [stderr] | [INFO] [stderr] 287 | let average_nDCG: f64 = sum_nDCG / (NUM_OF_SIMURATION as f64); [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `average_n_dcg` [INFO] [stderr] [INFO] [stderr] warning: function `calc_DCG` should have a snake case name [INFO] [stderr] --> src/main.rs:309:4 [INFO] [stderr] | [INFO] [stderr] 309 | fn calc_DCG(duelists: &Vec) -> f64 { [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `calc_dcg` [INFO] [stderr] [INFO] [stderr] warning: function `calc_DCG1` should have a snake case name [INFO] [stderr] --> src/main.rs:314:4 [INFO] [stderr] | [INFO] [stderr] 314 | fn calc_DCG1(duelists: &Vec) -> f64 { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `calc_dcg1` [INFO] [stderr] [INFO] [stderr] warning: variable `DCG` should have a snake case name [INFO] [stderr] --> src/main.rs:315:13 [INFO] [stderr] | [INFO] [stderr] 315 | let mut DCG = duelists.first().unwrap().ideal_borda_score; [INFO] [stderr] | ^^^ help: convert the identifier to snake case: `dcg` [INFO] [stderr] [INFO] [stderr] warning: function `calc_DCG2` should have a snake case name [INFO] [stderr] --> src/main.rs:324:4 [INFO] [stderr] | [INFO] [stderr] 324 | fn calc_DCG2(duelists: &Vec) -> f64 { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `calc_dcg2` [INFO] [stderr] [INFO] [stderr] warning: variable `DCG` should have a snake case name [INFO] [stderr] --> src/main.rs:325:13 [INFO] [stderr] | [INFO] [stderr] 325 | let mut DCG:f64 = 0.0; [INFO] [stderr] | ^^^ help: convert the identifier to snake case: `dcg` [INFO] [stderr] [INFO] [stderr] warning: `dueling_bandits_simulator` (bin "dueling_bandits_simulator" test) generated 25 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/dueling_bandits_simulator-5b3e430a73e7f814) [INFO] running `Command { std: "docker" "inspect" "2aa71a242a978860d4b183cca4f1ea07327015aa82e0ed291b517143a0f16a69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2aa71a242a978860d4b183cca4f1ea07327015aa82e0ed291b517143a0f16a69", kill_on_drop: false }` [INFO] [stdout] 2aa71a242a978860d4b183cca4f1ea07327015aa82e0ed291b517143a0f16a69