[INFO] updating cached repository https://github.com/kmakeev/puzzle15rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] [stderr] From https://github.com/kmakeev/puzzle15rust [INFO] [stderr] 64821e9..ab5fda0 master -> master [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ab5fda0e73bb5599ea064e9dce18c221acabd7b0 [INFO] testing kmakeev/puzzle15rust against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkmakeev%2Fpuzzle15rust" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kmakeev/puzzle15rust on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/kmakeev/puzzle15rust [INFO] finished tweaking git repo https://github.com/kmakeev/puzzle15rust [INFO] tweaked toml for git repo https://github.com/kmakeev/puzzle15rust written to work/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/kmakeev/puzzle15rust already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 25a09b783f4c218bde802ad000dd4a1c9790e6bc0c38066d83a940bad40a9c93 [INFO] running `"docker" "start" "-a" "25a09b783f4c218bde802ad000dd4a1c9790e6bc0c38066d83a940bad40a9c93"` [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling bstr v0.2.8 [INFO] [stderr] Compiling crossbeam-deque v0.6.3 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Compiling rayon v1.1.0 [INFO] [stderr] Compiling csv v1.1.1 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling puzzle v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::time` [INFO] [stderr] --> src/puzzle.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::time; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::Arc` [INFO] [stderr] --> src/puzzle.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::sync::Arc; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k1` [INFO] [stderr] --> src/puzzle.rs:146:44 [INFO] [stderr] | [INFO] [stderr] 146 | let best = map.par_iter().min_by(|(k1, s1),(k2,s2)| (s1.set.f.cmp(&s2.set.f))); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_k1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k2` [INFO] [stderr] --> src/puzzle.rs:146:53 [INFO] [stderr] | [INFO] [stderr] 146 | let best = map.par_iter().min_by(|(k1, s1),(k2,s2)| (s1.set.f.cmp(&s2.set.f))); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_k2` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `val` is never read [INFO] [stderr] --> src/puzzle.rs:145:17 [INFO] [stderr] | [INFO] [stderr] 145 | let mut val = vec![]; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/puzzle.rs:147:19 [INFO] [stderr] | [INFO] [stderr] 147 | let (key, value) = best.unwrap(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/puzzle.rs:144:61 [INFO] [stderr] | [INFO] [stderr] 144 | fn get_best_step(& self, map: & HashMap, Step>, f: u32) -> Vec { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_f` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k1` [INFO] [stderr] --> src/puzzle.rs:154:50 [INFO] [stderr] | [INFO] [stderr] 154 | let result = map.par_iter().find_first(|(k1, s1)| (s1.hash_current == hash)); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_k1` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `val` is never read [INFO] [stderr] --> src/puzzle.rs:153:17 [INFO] [stderr] | [INFO] [stderr] 153 | let mut val = vec![]; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/puzzle.rs:155:19 [INFO] [stderr] | [INFO] [stderr] 155 | let (key, value) = result.unwrap(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/puzzle.rs:162:13 [INFO] [stderr] | [INFO] [stderr] 162 | let h:i8 = self.size_h; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/puzzle.rs:163:13 [INFO] [stderr] | [INFO] [stderr] 163 | let v:i8 = self.size_v; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cost` [INFO] [stderr] --> src/puzzle.rs:170:14 [INFO] [stderr] | [INFO] [stderr] 170 | let (cost, h) = self.cost(self.start.clone()); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_cost` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `result` [INFO] [stderr] --> src/puzzle.rs:197:26 [INFO] [stderr] | [INFO] [stderr] 197 | Some(result) => {continue}, [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_result` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `tmp` is never read [INFO] [stderr] --> src/puzzle.rs:238:21 [INFO] [stderr] | [INFO] [stderr] 238 | let mut tmp: Vec = vec![]; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `tmp` is never read [INFO] [stderr] --> src/puzzle.rs:287:21 [INFO] [stderr] | [INFO] [stderr] 287 | let mut tmp: Vec = vec![]; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/puzzle.rs:176:17 [INFO] [stderr] | [INFO] [stderr] 176 | let mut now = SystemTime::now(); [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/puzzle.rs:181:17 [INFO] [stderr] | [INFO] [stderr] 181 | let mut val = self.get_best_step(&h_open_sets, f); [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/puzzle.rs:188:25 [INFO] [stderr] | [INFO] [stderr] 188 | let mut val = self.get_by_hash(&mut h_close_sets, prev.hash_prev); [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/puzzle.rs:400:25 [INFO] [stderr] | [INFO] [stderr] 400 | let mut v: i8 = (((*j-1) / self.size_v) - (c as i8 / self.size_v)).abs(); [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/puzzle.rs:401:25 [INFO] [stderr] | [INFO] [stderr] 401 | let mut h: i8 = (((*j-1) % self.size_h) - (c as i8 % self.size_h)).abs(); [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/puzzle.rs:422:21 [INFO] [stderr] | [INFO] [stderr] 422 | let mut position1: i8; [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/puzzle.rs:423:21 [INFO] [stderr] | [INFO] [stderr] 423 | let mut position2: i8; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `count_solutions` is never read [INFO] [stderr] --> src/main.rs:45:13 [INFO] [stderr] | [INFO] [stderr] 45 | let mut count_solutions:i32 = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/main.rs:52:13 [INFO] [stderr] | [INFO] [stderr] 52 | Err(n) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/main.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | Err(n) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/main.rs:107:17 [INFO] [stderr] | [INFO] [stderr] 107 | Err(n) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:152:32 [INFO] [stderr] | [INFO] [stderr] 152 | ... Ok(t) => {} [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:161:24 [INFO] [stderr] | [INFO] [stderr] 161 | Ok(t) => {println!(); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | let mut size_h:i8; [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/main.rs:44:9 [INFO] [stderr] | [INFO] [stderr] 44 | let mut size_v:i8; [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/main.rs:134:29 [INFO] [stderr] | [INFO] [stderr] 134 | let mut result:i8 = match set { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: structure field `toUp` should have a snake case name [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | toUp: String, [INFO] [stderr] | ^^^^ help: convert the identifier to snake case: `to_up` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: structure field `toDown` should have a snake case name [INFO] [stderr] --> src/main.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | toDown: String, [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `to_down` [INFO] [stderr] [INFO] [stderr] warning: structure field `toLeft` should have a snake case name [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | toLeft: String, [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `to_left` [INFO] [stderr] [INFO] [stderr] warning: structure field `toRight` should have a snake case name [INFO] [stderr] --> src/main.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | toRight: String, [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `to_right` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.31s [INFO] running `"docker" "inspect" "25a09b783f4c218bde802ad000dd4a1c9790e6bc0c38066d83a940bad40a9c93"` [INFO] running `"docker" "rm" "-f" "25a09b783f4c218bde802ad000dd4a1c9790e6bc0c38066d83a940bad40a9c93"` [INFO] [stdout] 25a09b783f4c218bde802ad000dd4a1c9790e6bc0c38066d83a940bad40a9c93 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] 640986dfce289823bc8b6759289f59daecf24c91c239326dfbf9f762fe201e3b [INFO] running `"docker" "start" "-a" "640986dfce289823bc8b6759289f59daecf24c91c239326dfbf9f762fe201e3b"` [INFO] [stderr] Compiling puzzle v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::time` [INFO] [stderr] --> src/puzzle.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::time; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::Arc` [INFO] [stderr] --> src/puzzle.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::sync::Arc; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k1` [INFO] [stderr] --> src/puzzle.rs:146:44 [INFO] [stderr] | [INFO] [stderr] 146 | let best = map.par_iter().min_by(|(k1, s1),(k2,s2)| (s1.set.f.cmp(&s2.set.f))); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_k1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k2` [INFO] [stderr] --> src/puzzle.rs:146:53 [INFO] [stderr] | [INFO] [stderr] 146 | let best = map.par_iter().min_by(|(k1, s1),(k2,s2)| (s1.set.f.cmp(&s2.set.f))); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_k2` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `val` is never read [INFO] [stderr] --> src/puzzle.rs:145:17 [INFO] [stderr] | [INFO] [stderr] 145 | let mut val = vec![]; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/puzzle.rs:147:19 [INFO] [stderr] | [INFO] [stderr] 147 | let (key, value) = best.unwrap(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/puzzle.rs:144:61 [INFO] [stderr] | [INFO] [stderr] 144 | fn get_best_step(& self, map: & HashMap, Step>, f: u32) -> Vec { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_f` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k1` [INFO] [stderr] --> src/puzzle.rs:154:50 [INFO] [stderr] | [INFO] [stderr] 154 | let result = map.par_iter().find_first(|(k1, s1)| (s1.hash_current == hash)); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_k1` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `val` is never read [INFO] [stderr] --> src/puzzle.rs:153:17 [INFO] [stderr] | [INFO] [stderr] 153 | let mut val = vec![]; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/puzzle.rs:155:19 [INFO] [stderr] | [INFO] [stderr] 155 | let (key, value) = result.unwrap(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/puzzle.rs:162:13 [INFO] [stderr] | [INFO] [stderr] 162 | let h:i8 = self.size_h; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/puzzle.rs:163:13 [INFO] [stderr] | [INFO] [stderr] 163 | let v:i8 = self.size_v; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cost` [INFO] [stderr] --> src/puzzle.rs:170:14 [INFO] [stderr] | [INFO] [stderr] 170 | let (cost, h) = self.cost(self.start.clone()); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_cost` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `result` [INFO] [stderr] --> src/puzzle.rs:197:26 [INFO] [stderr] | [INFO] [stderr] 197 | Some(result) => {continue}, [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_result` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `tmp` is never read [INFO] [stderr] --> src/puzzle.rs:238:21 [INFO] [stderr] | [INFO] [stderr] 238 | let mut tmp: Vec = vec![]; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `tmp` is never read [INFO] [stderr] --> src/puzzle.rs:287:21 [INFO] [stderr] | [INFO] [stderr] 287 | let mut tmp: Vec = vec![]; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/puzzle.rs:176:17 [INFO] [stderr] | [INFO] [stderr] 176 | let mut now = SystemTime::now(); [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/puzzle.rs:181:17 [INFO] [stderr] | [INFO] [stderr] 181 | let mut val = self.get_best_step(&h_open_sets, f); [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/puzzle.rs:188:25 [INFO] [stderr] | [INFO] [stderr] 188 | let mut val = self.get_by_hash(&mut h_close_sets, prev.hash_prev); [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/puzzle.rs:400:25 [INFO] [stderr] | [INFO] [stderr] 400 | let mut v: i8 = (((*j-1) / self.size_v) - (c as i8 / self.size_v)).abs(); [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/puzzle.rs:401:25 [INFO] [stderr] | [INFO] [stderr] 401 | let mut h: i8 = (((*j-1) % self.size_h) - (c as i8 % self.size_h)).abs(); [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/puzzle.rs:422:21 [INFO] [stderr] | [INFO] [stderr] 422 | let mut position1: i8; [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/puzzle.rs:423:21 [INFO] [stderr] | [INFO] [stderr] 423 | let mut position2: i8; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `count_solutions` is never read [INFO] [stderr] --> src/main.rs:45:13 [INFO] [stderr] | [INFO] [stderr] 45 | let mut count_solutions:i32 = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/main.rs:52:13 [INFO] [stderr] | [INFO] [stderr] 52 | Err(n) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/main.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | Err(n) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/main.rs:107:17 [INFO] [stderr] | [INFO] [stderr] 107 | Err(n) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:152:32 [INFO] [stderr] | [INFO] [stderr] 152 | ... Ok(t) => {} [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:161:24 [INFO] [stderr] | [INFO] [stderr] 161 | Ok(t) => {println!(); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | let mut size_h:i8; [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/main.rs:44:9 [INFO] [stderr] | [INFO] [stderr] 44 | let mut size_v:i8; [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/main.rs:134:29 [INFO] [stderr] | [INFO] [stderr] 134 | let mut result:i8 = match set { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: structure field `toUp` should have a snake case name [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | toUp: String, [INFO] [stderr] | ^^^^ help: convert the identifier to snake case: `to_up` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: structure field `toDown` should have a snake case name [INFO] [stderr] --> src/main.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | toDown: String, [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `to_down` [INFO] [stderr] [INFO] [stderr] warning: structure field `toLeft` should have a snake case name [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | toLeft: String, [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `to_left` [INFO] [stderr] [INFO] [stderr] warning: structure field `toRight` should have a snake case name [INFO] [stderr] --> src/main.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | toRight: String, [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `to_right` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.47s [INFO] running `"docker" "inspect" "640986dfce289823bc8b6759289f59daecf24c91c239326dfbf9f762fe201e3b"` [INFO] running `"docker" "rm" "-f" "640986dfce289823bc8b6759289f59daecf24c91c239326dfbf9f762fe201e3b"` [INFO] [stdout] 640986dfce289823bc8b6759289f59daecf24c91c239326dfbf9f762fe201e3b [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] 48e042e0560c4f82e5a3fe6d5933edc2e7d889e892d7a7def81ff5b09c5e0497 [INFO] running `"docker" "start" "-a" "48e042e0560c4f82e5a3fe6d5933edc2e7d889e892d7a7def81ff5b09c5e0497"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/puzzle-8ad65a8f1535686e [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] [stderr] Running /opt/rustwide/target/debug/deps/puzzle-d33dfe81dfe8d16f [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] [stderr] Running /opt/rustwide/target/debug/deps/lib-8183587d50c80490 [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test it_check_column_conflict_test ... ok [INFO] [stdout] test it_check_linear_conflict_test ... ok [INFO] [stdout] test it_new_puzzle ... ok [INFO] [stdout] test it_cost_test ... ok [INFO] [stdout] test it_set_puzzle ... ok [INFO] [stdout] test it_search_all_sets_test ... ok [INFO] [stdout] test it_search_sets_test ... ok [INFO] [stdout] test it_generate_puzzle ... ok [INFO] [stdout] test it_search_solution ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests puzzle [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" "48e042e0560c4f82e5a3fe6d5933edc2e7d889e892d7a7def81ff5b09c5e0497"` [INFO] running `"docker" "rm" "-f" "48e042e0560c4f82e5a3fe6d5933edc2e7d889e892d7a7def81ff5b09c5e0497"` [INFO] [stdout] 48e042e0560c4f82e5a3fe6d5933edc2e7d889e892d7a7def81ff5b09c5e0497