[INFO] updating cached repository https://github.com/swizzard/boggler [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] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] cc01442ec61024df5448d8460f06d2fcdd7e2531 [INFO] testing swizzard/boggler against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswizzard%2Fboggler" "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/swizzard/boggler 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/swizzard/boggler [INFO] finished tweaking git repo https://github.com/swizzard/boggler [INFO] tweaked toml for git repo https://github.com/swizzard/boggler written to work/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/swizzard/boggler 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] [stderr] Blocking waiting for file lock on package cache [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] fef6fd07523fe15d234f43c7e6e9678f2de6d806880634900bddcb1e929212af [INFO] running `"docker" "start" "-a" "fef6fd07523fe15d234f43c7e6e9678f2de6d806880634900bddcb1e929212af"` [INFO] [stderr] Compiling ascii v0.8.7 [INFO] [stderr] Compiling rand v0.5.1 [INFO] [stderr] Compiling clap v2.31.2 [INFO] [stderr] Compiling boggler v0.1.0 (/opt/rustwide/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 8.15s [INFO] running `"docker" "inspect" "fef6fd07523fe15d234f43c7e6e9678f2de6d806880634900bddcb1e929212af"` [INFO] running `"docker" "rm" "-f" "fef6fd07523fe15d234f43c7e6e9678f2de6d806880634900bddcb1e929212af"` [INFO] [stdout] fef6fd07523fe15d234f43c7e6e9678f2de6d806880634900bddcb1e929212af [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] 196dc7c2f6a0a73899ac708a221ec2da9340b900cf38a34088f0e08a720e9d69 [INFO] running `"docker" "start" "-a" "196dc7c2f6a0a73899ac708a221ec2da9340b900cf38a34088f0e08a720e9d69"` [INFO] [stderr] Compiling boggler v0.1.0 (/opt/rustwide/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 0.93s [INFO] running `"docker" "inspect" "196dc7c2f6a0a73899ac708a221ec2da9340b900cf38a34088f0e08a720e9d69"` [INFO] running `"docker" "rm" "-f" "196dc7c2f6a0a73899ac708a221ec2da9340b900cf38a34088f0e08a720e9d69"` [INFO] [stdout] 196dc7c2f6a0a73899ac708a221ec2da9340b900cf38a34088f0e08a720e9d69 [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] 1df128341942e016f908dd0ae924ddbe5eb86b4dd391bbac9763e3315ea0b9eb [INFO] running `"docker" "start" "-a" "1df128341942e016f908dd0ae924ddbe5eb86b4dd391bbac9763e3315ea0b9eb"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/boggler-827f474bc1408599 [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test board::test::test_adjacents_bottom ... ok [INFO] [stdout] test board::test::test_adjacents_left_side ... ok [INFO] [stdout] test board::test::test_adjacents_middle ... ok [INFO] [stdout] test board::test::test_adjacents_right_side ... ok [INFO] [stdout] test board::test::test_adjacents_top ... 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 solver::test::count_word_no_q ... ok [INFO] [stdout] test solver::test::count_word_q ... ok [INFO] [stdout] test solver::test::count_word_u_no_q ... ok [INFO] [stdout] test solver::test::find_letter ... ok [INFO] [stdout] test solver::test::new_one_word ... ok [INFO] [stdout] test solver::test::find ... ok [INFO] [stdout] test solver::test::new_empty ... ok [INFO] [stdout] test solver::test::prepare_word_lowercase ... ok [INFO] [stdout] test solver::test::two_new_words ... 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/rustwide/target/debug/deps/boggler-106349cdb1922de0 [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" "1df128341942e016f908dd0ae924ddbe5eb86b4dd391bbac9763e3315ea0b9eb"` [INFO] running `"docker" "rm" "-f" "1df128341942e016f908dd0ae924ddbe5eb86b4dd391bbac9763e3315ea0b9eb"` [INFO] [stdout] 1df128341942e016f908dd0ae924ddbe5eb86b4dd391bbac9763e3315ea0b9eb