[INFO] updating cached repository swizzard/boggler [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/swizzard/boggler [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/swizzard/boggler" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/swizzard/boggler"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/swizzard/boggler'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/swizzard/boggler" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/swizzard/boggler"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/swizzard/boggler'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] cc01442ec61024df5448d8460f06d2fcdd7e2531 [INFO] sha for GitHub repo swizzard/boggler: cc01442ec61024df5448d8460f06d2fcdd7e2531 [INFO] validating manifest of swizzard/boggler on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of swizzard/boggler on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing swizzard/boggler [INFO] finished frobbing swizzard/boggler [INFO] frobbed toml for swizzard/boggler written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/swizzard/boggler/Cargo.toml [INFO] started frobbing swizzard/boggler [INFO] finished frobbing swizzard/boggler [INFO] frobbed toml for swizzard/boggler written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/swizzard/boggler/Cargo.toml [INFO] crate swizzard/boggler has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing swizzard/boggler against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/swizzard/boggler:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"` [INFO] [stdout] ff76d2030fc44b5fc9013975678e6a7d3555211d15b8e97f279b6bdd985d616f [INFO] running `"docker" "start" "-a" "ff76d2030fc44b5fc9013975678e6a7d3555211d15b8e97f279b6bdd985d616f"` [INFO] [stderr] Compiling ascii v0.8.7 [INFO] [stderr] Compiling rand v0.5.1 [INFO] [stderr] Compiling boggler v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `seen` [INFO] [stderr] --> src/solver.rs:156:17 [INFO] [stderr] | [INFO] [stderr] 156 | let mut seen: HashSet = HashSet::with_capacity(16); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_seen` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `adjcts` [INFO] [stderr] --> src/solver.rs:158:17 [INFO] [stderr] | [INFO] [stderr] 158 | let adjcts = board.adjacents(x, y); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_adjcts` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:154:13 [INFO] [stderr] | [INFO] [stderr] 154 | let mut x = 0; [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/solver.rs:155:13 [INFO] [stderr] | [INFO] [stderr] 155 | let mut y = 0; [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/solver.rs:156:13 [INFO] [stderr] | [INFO] [stderr] 156 | let mut seen: HashSet = HashSet::with_capacity(16); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `find_letter` [INFO] [stderr] --> src/solver.rs:149:5 [INFO] [stderr] | [INFO] [stderr] 149 | fn find_letter(&self, chr: &AsciiChar) -> Option<&BTNode> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.77s [INFO] running `"docker" "inspect" "ff76d2030fc44b5fc9013975678e6a7d3555211d15b8e97f279b6bdd985d616f"` [INFO] running `"docker" "rm" "-f" "ff76d2030fc44b5fc9013975678e6a7d3555211d15b8e97f279b6bdd985d616f"` [INFO] [stdout] ff76d2030fc44b5fc9013975678e6a7d3555211d15b8e97f279b6bdd985d616f [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/swizzard/boggler:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] f49c41daa81e9a8ad60ecaed31bda973eab6bd1f859968cf58824e75e13c8f7b [INFO] running `"docker" "start" "-a" "f49c41daa81e9a8ad60ecaed31bda973eab6bd1f859968cf58824e75e13c8f7b"` [INFO] [stderr] Compiling boggler v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `seen` [INFO] [stderr] --> src/solver.rs:156:17 [INFO] [stderr] | [INFO] [stderr] 156 | let mut seen: HashSet = HashSet::with_capacity(16); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_seen` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `adjcts` [INFO] [stderr] --> src/solver.rs:158:17 [INFO] [stderr] | [INFO] [stderr] 158 | let adjcts = board.adjacents(x, y); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_adjcts` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:154:13 [INFO] [stderr] | [INFO] [stderr] 154 | let mut x = 0; [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/solver.rs:155:13 [INFO] [stderr] | [INFO] [stderr] 155 | let mut y = 0; [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/solver.rs:156:13 [INFO] [stderr] | [INFO] [stderr] 156 | let mut seen: HashSet = HashSet::with_capacity(16); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.44s [INFO] running `"docker" "inspect" "f49c41daa81e9a8ad60ecaed31bda973eab6bd1f859968cf58824e75e13c8f7b"` [INFO] running `"docker" "rm" "-f" "f49c41daa81e9a8ad60ecaed31bda973eab6bd1f859968cf58824e75e13c8f7b"` [INFO] [stdout] f49c41daa81e9a8ad60ecaed31bda973eab6bd1f859968cf58824e75e13c8f7b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/swizzard/boggler:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"` [INFO] [stdout] 9701019f8f5af6ff7c9f08adb7749f1b7acaad50b48234c585a1fd282eff67f0 [INFO] running `"docker" "start" "-a" "9701019f8f5af6ff7c9f08adb7749f1b7acaad50b48234c585a1fd282eff67f0"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/crater/target/debug/deps/boggler-fbeaafec8c1fc1c1 [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test board::test::test_adjacents_bottom ... ok [INFO] [stdout] test board::test::test_adjacents_middle ... ok [INFO] [stdout] test board::test::test_adjacents_left_side ... ok [INFO] [stdout] test solver::test::count_word_no_q ... ok [INFO] [stdout] test solver::test::count_word_u_no_q ... ok [INFO] [stdout] test solver::test::count_word_q ... ok [INFO] [stdout] test board::test::test_adjacents_upper_left_corner ... ok [INFO] [stdout] test board::test::test_adjacents_upper_right_corner ... ok [INFO] [stdout] test board::test::test_adjacents_top ... ok [INFO] [stdout] test solver::test::prepare_word_lowercase ... ok [INFO] [stdout] test solver::test::two_new_words ... ok [INFO] [stdout] test board::test::test_adjacents_right_side ... ok [INFO] [stdout] test solver::test::new_empty ... ok [INFO] [stdout] test solver::test::new_one_word ... ok [INFO] [stdout] test solver::test::find_letter ... ok [INFO] [stdout] test solver::test::find ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/boggler-f40a7ff1c2515d21 [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] Doc-tests boggler [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" "9701019f8f5af6ff7c9f08adb7749f1b7acaad50b48234c585a1fd282eff67f0"` [INFO] running `"docker" "rm" "-f" "9701019f8f5af6ff7c9f08adb7749f1b7acaad50b48234c585a1fd282eff67f0"` [INFO] [stdout] 9701019f8f5af6ff7c9f08adb7749f1b7acaad50b48234c585a1fd282eff67f0