[INFO] updating cached repository kmakeev/puzzle15rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/kmakeev/puzzle15rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/kmakeev/puzzle15rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/kmakeev/puzzle15rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kmakeev/puzzle15rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/kmakeev/puzzle15rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kmakeev/puzzle15rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kmakeev/puzzle15rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 64821e9852a33a2353654c5751229c97d02141b2 [INFO] sha for GitHub repo kmakeev/puzzle15rust: 64821e9852a33a2353654c5751229c97d02141b2 [INFO] validating manifest of kmakeev/puzzle15rust on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of kmakeev/puzzle15rust on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing kmakeev/puzzle15rust [INFO] finished frobbing kmakeev/puzzle15rust [INFO] frobbed toml for kmakeev/puzzle15rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/kmakeev/puzzle15rust/Cargo.toml [INFO] started frobbing kmakeev/puzzle15rust [INFO] finished frobbing kmakeev/puzzle15rust [INFO] frobbed toml for kmakeev/puzzle15rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kmakeev/puzzle15rust/Cargo.toml [INFO] crate kmakeev/puzzle15rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing kmakeev/puzzle15rust against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kmakeev/puzzle15rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 5e1024419abfa61469fb982f59162fc0ec069d54f1599ba67d6e50fbdab5cd67 [INFO] running `"docker" "start" "-a" "5e1024419abfa61469fb982f59162fc0ec069d54f1599ba67d6e50fbdab5cd67"` [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling crossbeam-deque v0.6.3 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling rayon v1.1.0 [INFO] [stderr] Compiling puzzle v0.1.0 (/opt/crater/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: 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:335:25 [INFO] [stderr] | [INFO] [stderr] 335 | 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:336:25 [INFO] [stderr] | [INFO] [stderr] 336 | 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:357:21 [INFO] [stderr] | [INFO] [stderr] 357 | 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:358:21 [INFO] [stderr] | [INFO] [stderr] 358 | let mut position2: i8; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/main.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | 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:39:13 [INFO] [stderr] | [INFO] [stderr] 39 | Err(n) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | 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:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | let mut size_v:i8; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.54s [INFO] running `"docker" "inspect" "5e1024419abfa61469fb982f59162fc0ec069d54f1599ba67d6e50fbdab5cd67"` [INFO] running `"docker" "rm" "-f" "5e1024419abfa61469fb982f59162fc0ec069d54f1599ba67d6e50fbdab5cd67"` [INFO] [stdout] 5e1024419abfa61469fb982f59162fc0ec069d54f1599ba67d6e50fbdab5cd67 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kmakeev/puzzle15rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] c6c621aaa1908c07835c3808615bdebcdaf1a31f6b78ad92f9754a7d9c3302c2 [INFO] running `"docker" "start" "-a" "c6c621aaa1908c07835c3808615bdebcdaf1a31f6b78ad92f9754a7d9c3302c2"` [INFO] [stderr] Compiling puzzle v0.1.0 (/opt/crater/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: 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:335:25 [INFO] [stderr] | [INFO] [stderr] 335 | 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:336:25 [INFO] [stderr] | [INFO] [stderr] 336 | 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:357:21 [INFO] [stderr] | [INFO] [stderr] 357 | 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:358:21 [INFO] [stderr] | [INFO] [stderr] 358 | let mut position2: i8; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/main.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | 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:39:13 [INFO] [stderr] | [INFO] [stderr] 39 | Err(n) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | 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:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | let mut size_v:i8; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.58s [INFO] running `"docker" "inspect" "c6c621aaa1908c07835c3808615bdebcdaf1a31f6b78ad92f9754a7d9c3302c2"` [INFO] running `"docker" "rm" "-f" "c6c621aaa1908c07835c3808615bdebcdaf1a31f6b78ad92f9754a7d9c3302c2"` [INFO] [stdout] c6c621aaa1908c07835c3808615bdebcdaf1a31f6b78ad92f9754a7d9c3302c2 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kmakeev/puzzle15rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] cb1c4ca0119ce74cab526c77773cbc961ecf0afff9bbbd54fa5f112faa742806 [INFO] running `"docker" "start" "-a" "cb1c4ca0119ce74cab526c77773cbc961ecf0afff9bbbd54fa5f112faa742806"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/puzzle-a09154633428d012 [INFO] [stderr] Running /opt/crater/target/debug/deps/puzzle-f27d6b4472ea876b [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/lib-b000511f3f331fee [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] [stdout] [INFO] [stdout] running 8 tests [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_check_column_conflict_test ... ok [INFO] [stdout] test it_search_sets_test ... ok [INFO] [stdout] test it_generate_puzzle ... ok [INFO] [stdout] test it_set_puzzle ... ok [INFO] [stdout] test it_search_solution ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 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" "cb1c4ca0119ce74cab526c77773cbc961ecf0afff9bbbd54fa5f112faa742806"` [INFO] running `"docker" "rm" "-f" "cb1c4ca0119ce74cab526c77773cbc961ecf0afff9bbbd54fa5f112faa742806"` [INFO] [stdout] cb1c4ca0119ce74cab526c77773cbc961ecf0afff9bbbd54fa5f112faa742806