[INFO] cloning repository https://github.com/ejaszewski/ruthless
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ejaszewski/ruthless" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fejaszewski%2Fruthless", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fejaszewski%2Fruthless'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ba817ddd873bef08af4957a65f6c9479c2362a6
[INFO] testing ejaszewski/ruthless against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fejaszewski%2Fruthless" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ejaszewski/ruthless on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ejaszewski/ruthless
[INFO] finished tweaking git repo https://github.com/ejaszewski/ruthless
[INFO] tweaked toml for git repo https://github.com/ejaszewski/ruthless written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ejaszewski/ruthless already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4433f1d891b4c21e1820707ab450d18760a13c711179af1790277ef572e032ef
[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" "4433f1d891b4c21e1820707ab450d18760a13c711179af1790277ef572e032ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4433f1d891b4c21e1820707ab450d18760a13c711179af1790277ef572e032ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4433f1d891b4c21e1820707ab450d18760a13c711179af1790277ef572e032ef", kill_on_drop: false }`
[INFO] [stdout] 4433f1d891b4c21e1820707ab450d18760a13c711179af1790277ef572e032ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24d4292808aa0d0d980a7fd2c1310373cf5994208a28564d5a48bab63f2ec117
[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" "24d4292808aa0d0d980a7fd2c1310373cf5994208a28564d5a48bab63f2ec117", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling serde v1.0.97
[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 crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.97
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling ruthless v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Move`
[INFO] [stdout]  --> src/search/hashtable.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::board::{ Board, Move };
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nodes`
[INFO] [stdout]    --> src/search/negamax.rs:202:26
[INFO] [stdout]     |
[INFO] [stdout] 202 |             let (result, nodes) = negamax_impl(board, -beta, -alpha, half_depth, evaluator);
[INFO] [stdout]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ml/mod.rs:44:65
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn self_play<E: Evaluator + Trainable + Clone>(mut eval: E, mut lr: f32, mut e: f32, batch_size: usize, rounds: usize) -> E {
[INFO] [stdout]    |                                                                 ----^^
[INFO] [stdout]    |                                                                 |
[INFO] [stdout]    |                                                                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ml/mod.rs:44:78
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn self_play<E: Evaluator + Trainable + Clone>(mut eval: E, mut lr: f32, mut e: f32, batch_size: usize, rounds: usize) -> E {
[INFO] [stdout]    |                                                                              ----^
[INFO] [stdout]    |                                                                              |
[INFO] [stdout]    |                                                                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_DEPTH`
[INFO] [stdout]   --> src/search/nm_new.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const PROBCUT_DEPTH: u8 = 7;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_SHALLOW`
[INFO] [stdout]   --> src/search/nm_new.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | const PROBCUT_SHALLOW: u8 = 1;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_SIGMA`
[INFO] [stdout]   --> src/search/nm_new.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | const PROBCUT_SIGMA: f32 = 642.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_THRESHOLD`
[INFO] [stdout]   --> src/search/nm_new.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | const PROBCUT_THRESHOLD: f32 = 1.645;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_BIAS_MAX`
[INFO] [stdout]   --> src/search/nm_new.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | const PROBCUT_BIAS_MAX: f32 = PROBCUT_SIGMA * PROBCUT_THRESHOLD;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_A`
[INFO] [stdout]   --> src/search/nm_new.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | const PROBCUT_A: f32 = 1.12749;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_B`
[INFO] [stdout]   --> src/search/nm_new.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | const PROBCUT_B: f32 = -3.6805;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RLPatternEvaluator`
[INFO] [stdout]   --> src/main.rs:18:61
[INFO] [stdout]    |
[INFO] [stdout] 18 | use ruthless::ml::{ self, eval::{ StagedRLPatternEvaluator, RLPatternEvaluator } };
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "24d4292808aa0d0d980a7fd2c1310373cf5994208a28564d5a48bab63f2ec117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d4292808aa0d0d980a7fd2c1310373cf5994208a28564d5a48bab63f2ec117", kill_on_drop: false }`
[INFO] [stdout] 24d4292808aa0d0d980a7fd2c1310373cf5994208a28564d5a48bab63f2ec117
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b6db0f88c765abdca52e65404ba6b641de5db26aa3f56f4b6c3385b1ab2aedc
[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" "3b6db0f88c765abdca52e65404ba6b641de5db26aa3f56f4b6c3385b1ab2aedc", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruthless v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Move`
[INFO] [stdout]  --> src/search/hashtable.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::board::{ Board, Move };
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nodes`
[INFO] [stdout]    --> src/search/negamax.rs:202:26
[INFO] [stdout]     |
[INFO] [stdout] 202 |             let (result, nodes) = negamax_impl(board, -beta, -alpha, half_depth, evaluator);
[INFO] [stdout]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ml/mod.rs:44:65
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn self_play<E: Evaluator + Trainable + Clone>(mut eval: E, mut lr: f32, mut e: f32, batch_size: usize, rounds: usize) -> E {
[INFO] [stdout]    |                                                                 ----^^
[INFO] [stdout]    |                                                                 |
[INFO] [stdout]    |                                                                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ml/mod.rs:44:78
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn self_play<E: Evaluator + Trainable + Clone>(mut eval: E, mut lr: f32, mut e: f32, batch_size: usize, rounds: usize) -> E {
[INFO] [stdout]    |                                                                              ----^
[INFO] [stdout]    |                                                                              |
[INFO] [stdout]    |                                                                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_DEPTH`
[INFO] [stdout]   --> src/search/nm_new.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const PROBCUT_DEPTH: u8 = 7;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_SHALLOW`
[INFO] [stdout]   --> src/search/nm_new.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | const PROBCUT_SHALLOW: u8 = 1;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_SIGMA`
[INFO] [stdout]   --> src/search/nm_new.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | const PROBCUT_SIGMA: f32 = 642.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_THRESHOLD`
[INFO] [stdout]   --> src/search/nm_new.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | const PROBCUT_THRESHOLD: f32 = 1.645;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_BIAS_MAX`
[INFO] [stdout]   --> src/search/nm_new.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | const PROBCUT_BIAS_MAX: f32 = PROBCUT_SIGMA * PROBCUT_THRESHOLD;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_A`
[INFO] [stdout]   --> src/search/nm_new.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | const PROBCUT_A: f32 = 1.12749;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_B`
[INFO] [stdout]   --> src/search/nm_new.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | const PROBCUT_B: f32 = -3.6805;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RLPatternEvaluator`
[INFO] [stdout]   --> src/main.rs:18:61
[INFO] [stdout]    |
[INFO] [stdout] 18 | use ruthless::ml::{ self, eval::{ StagedRLPatternEvaluator, RLPatternEvaluator } };
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Move`
[INFO] [stdout]  --> src/search/hashtable.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::board::{ Board, Move };
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nodes`
[INFO] [stdout]    --> src/search/negamax.rs:202:26
[INFO] [stdout]     |
[INFO] [stdout] 202 |             let (result, nodes) = negamax_impl(board, -beta, -alpha, half_depth, evaluator);
[INFO] [stdout]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ml/mod.rs:44:65
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn self_play<E: Evaluator + Trainable + Clone>(mut eval: E, mut lr: f32, mut e: f32, batch_size: usize, rounds: usize) -> E {
[INFO] [stdout]    |                                                                 ----^^
[INFO] [stdout]    |                                                                 |
[INFO] [stdout]    |                                                                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ml/mod.rs:44:78
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn self_play<E: Evaluator + Trainable + Clone>(mut eval: E, mut lr: f32, mut e: f32, batch_size: usize, rounds: usize) -> E {
[INFO] [stdout]    |                                                                              ----^
[INFO] [stdout]    |                                                                              |
[INFO] [stdout]    |                                                                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_DEPTH`
[INFO] [stdout]   --> src/search/nm_new.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const PROBCUT_DEPTH: u8 = 7;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_SHALLOW`
[INFO] [stdout]   --> src/search/nm_new.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | const PROBCUT_SHALLOW: u8 = 1;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_SIGMA`
[INFO] [stdout]   --> src/search/nm_new.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | const PROBCUT_SIGMA: f32 = 642.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_THRESHOLD`
[INFO] [stdout]   --> src/search/nm_new.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | const PROBCUT_THRESHOLD: f32 = 1.645;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_BIAS_MAX`
[INFO] [stdout]   --> src/search/nm_new.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | const PROBCUT_BIAS_MAX: f32 = PROBCUT_SIGMA * PROBCUT_THRESHOLD;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_A`
[INFO] [stdout]   --> src/search/nm_new.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | const PROBCUT_A: f32 = 1.12749;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBCUT_B`
[INFO] [stdout]   --> src/search/nm_new.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | const PROBCUT_B: f32 = -3.6805;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.41s
[INFO] running `Command { std: "docker" "inspect" "3b6db0f88c765abdca52e65404ba6b641de5db26aa3f56f4b6c3385b1ab2aedc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b6db0f88c765abdca52e65404ba6b641de5db26aa3f56f4b6c3385b1ab2aedc", kill_on_drop: false }`
[INFO] [stdout] 3b6db0f88c765abdca52e65404ba6b641de5db26aa3f56f4b6c3385b1ab2aedc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2fff4dbf02c6695feb83cb34b46ff6406828ca7b9c97178f4b30a6479a3e2b38
[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" "2fff4dbf02c6695feb83cb34b46ff6406828ca7b9c97178f4b30a6479a3e2b38", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Move`
[INFO] [stderr]  --> src/search/hashtable.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::board::{ Board, Move };
[INFO] [stderr]   |                            ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nodes`
[INFO] [stderr]    --> src/search/negamax.rs:202:26
[INFO] [stderr]     |
[INFO] [stderr] 202 |             let (result, nodes) = negamax_impl(board, -beta, -alpha, half_depth, evaluator);
[INFO] [stderr]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes`
[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/ml/mod.rs:44:65
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn self_play<E: Evaluator + Trainable + Clone>(mut eval: E, mut lr: f32, mut e: f32, batch_size: usize, rounds: usize) -> E {
[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/ml/mod.rs:44:78
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn self_play<E: Evaluator + Trainable + Clone>(mut eval: E, mut lr: f32, mut e: f32, batch_size: usize, rounds: usize) -> E {
[INFO] [stderr]    |                                                                              ----^
[INFO] [stderr]    |                                                                              |
[INFO] [stderr]    |                                                                              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PROBCUT_DEPTH`
[INFO] [stderr]   --> src/search/nm_new.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const PROBCUT_DEPTH: u8 = 7;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PROBCUT_SHALLOW`
[INFO] [stderr]   --> src/search/nm_new.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | const PROBCUT_SHALLOW: u8 = 1;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PROBCUT_SIGMA`
[INFO] [stderr]   --> src/search/nm_new.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | const PROBCUT_SIGMA: f32 = 642.0;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PROBCUT_THRESHOLD`
[INFO] [stderr]   --> src/search/nm_new.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const PROBCUT_THRESHOLD: f32 = 1.645;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PROBCUT_BIAS_MAX`
[INFO] [stderr]   --> src/search/nm_new.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | const PROBCUT_BIAS_MAX: f32 = PROBCUT_SIGMA * PROBCUT_THRESHOLD;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PROBCUT_A`
[INFO] [stderr]   --> src/search/nm_new.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | const PROBCUT_A: f32 = 1.12749;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PROBCUT_B`
[INFO] [stderr]   --> src/search/nm_new.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | const PROBCUT_B: f32 = -3.6805;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Move`
[INFO] [stderr]  --> src/search/hashtable.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::board::{ Board, Move };
[INFO] [stderr]   |                            ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nodes`
[INFO] [stderr]    --> src/search/negamax.rs:202:26
[INFO] [stderr]     |
[INFO] [stderr] 202 |             let (result, nodes) = negamax_impl(board, -beta, -alpha, half_depth, evaluator);
[INFO] [stderr]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes`
[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/ml/mod.rs:44:65
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn self_play<E: Evaluator + Trainable + Clone>(mut eval: E, mut lr: f32, mut e: f32, batch_size: usize, rounds: usize) -> E {
[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/ml/mod.rs:44:78
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn self_play<E: Evaluator + Trainable + Clone>(mut eval: E, mut lr: f32, mut e: f32, batch_size: usize, rounds: usize) -> E {
[INFO] [stderr]    |                                                                              ----^
[INFO] [stderr]    |                                                                              |
[INFO] [stderr]    |                                                                              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PROBCUT_DEPTH`
[INFO] [stderr]   --> src/search/nm_new.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const PROBCUT_DEPTH: u8 = 7;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PROBCUT_SHALLOW`
[INFO] [stderr]   --> src/search/nm_new.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | const PROBCUT_SHALLOW: u8 = 1;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PROBCUT_SIGMA`
[INFO] [stderr]   --> src/search/nm_new.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | const PROBCUT_SIGMA: f32 = 642.0;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PROBCUT_THRESHOLD`
[INFO] [stderr]   --> src/search/nm_new.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const PROBCUT_THRESHOLD: f32 = 1.645;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PROBCUT_BIAS_MAX`
[INFO] [stderr]   --> src/search/nm_new.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | const PROBCUT_BIAS_MAX: f32 = PROBCUT_SIGMA * PROBCUT_THRESHOLD;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PROBCUT_A`
[INFO] [stderr]   --> src/search/nm_new.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | const PROBCUT_A: f32 = 1.12749;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PROBCUT_B`
[INFO] [stderr]   --> src/search/nm_new.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | const PROBCUT_B: f32 = -3.6805;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RLPatternEvaluator`
[INFO] [stderr]   --> src/main.rs:18:61
[INFO] [stderr]    |
[INFO] [stderr] 18 | use ruthless::ml::{ self, eval::{ StagedRLPatternEvaluator, RLPatternEvaluator } };
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ruthless-c9ea4910aa046170
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test board::bitboard::test::test_all_moves ... ok
[INFO] [stdout] test board::bitboard::test::test_directional_moves ... ok
[INFO] [stdout] test board::test::test_board_1 ... ok
[INFO] [stdout] test board::test::test_board_3 ... ok
[INFO] [stdout] test search::ffo_test::ffo_pos_40_exact ... ignored
[INFO] [stdout] test search::ffo_test::ffo_pos_40_wld ... ignored
[INFO] [stdout] test search::ffo_test::ffo_pos_41_exact ... ignored
[INFO] [stdout] test search::ffo_test::ffo_pos_41_wld ... ignored
[INFO] [stdout] test search::ffo_test::ffo_pos_42_exact ... ignored
[INFO] [stdout] test search::ffo_test::ffo_pos_42_wld ... ignored
[INFO] [stdout] test search::ffo_test::ffo_pos_43_exact ... ignored
[INFO] [stdout] test search::ffo_test::ffo_pos_43_wld ... ignored
[INFO] [stdout] test search::ffo_test::ffo_pos_44_exact ... ignored
[INFO] [stdout] test search::ffo_test::ffo_pos_44_wld ... ignored
[INFO] [stdout] test search::ffo_test::ffo_pos_46_exact ... ignored
[INFO] [stdout] test search::ffo_test::ffo_pos_46_wld ... ignored
[INFO] [stdout] test search::ffo_test::ffo_pos_47_exact ... ignored
[INFO] [stdout] test board::test::test_board_display ... ok
[INFO] [stdout] test board::test::test_coord_to_bitmask ... ok
[INFO] [stdout] test board::test::test_move_display ... ok
[INFO] [stdout] test board::bitboard::test::test_directional_shift ... ok
[INFO] [stdout] test board::test::test_move_derives ... ok
[INFO] [stdout] test board::test::test_coord_to_move ... ok
[INFO] [stdout] test board::test::test_move_count_after ... ok
[INFO] [stdout] test board::test::test_board_2 ... ok
[INFO] [stdout] test search::bns::test::test_best_node_search ... ok
[INFO] [stdout] test board::test::test_board_debug ... ok
[INFO] [stdout] test board::test::test_board_derives ... ok
[INFO] [stdout] test board::movelist::test::test_sort ... ok
[INFO] [stdout] test search::eval::piecesquare::test::test_piece_square_evaluator ... ok
[INFO] [stdout] test board::test::test_board_new ... ok
[INFO] [stdout] test search::negamax::test::test_negamax ... ok
[INFO] [stdout] test search::endgame::test::ffo_simplified_40 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 13 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ruthless-78b2de192c4c203d
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ruthless
[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] [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 `Command { std: "docker" "inspect" "2fff4dbf02c6695feb83cb34b46ff6406828ca7b9c97178f4b30a6479a3e2b38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fff4dbf02c6695feb83cb34b46ff6406828ca7b9c97178f4b30a6479a3e2b38", kill_on_drop: false }`
[INFO] [stdout] 2fff4dbf02c6695feb83cb34b46ff6406828ca7b9c97178f4b30a6479a3e2b38
