[INFO] updating cached repository unixpickle/locky-puzzle
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/unixpickle/locky-puzzle
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/unixpickle/locky-puzzle" "work/ex/beta-1.38-1/sources/1.37.0/gh/unixpickle/locky-puzzle"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/unixpickle/locky-puzzle'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/unixpickle/locky-puzzle" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/unixpickle/locky-puzzle"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/unixpickle/locky-puzzle'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5d32998ca9bb9c21cd261a4fa8e579f5593f3fef
[INFO] sha for GitHub repo unixpickle/locky-puzzle: 5d32998ca9bb9c21cd261a4fa8e579f5593f3fef
[INFO] validating manifest of unixpickle/locky-puzzle 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 unixpickle/locky-puzzle 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 unixpickle/locky-puzzle
[INFO] finished frobbing unixpickle/locky-puzzle
[INFO] frobbed toml for unixpickle/locky-puzzle written to work/ex/beta-1.38-1/sources/1.37.0/gh/unixpickle/locky-puzzle/Cargo.toml
[INFO] started frobbing unixpickle/locky-puzzle
[INFO] finished frobbing unixpickle/locky-puzzle
[INFO] frobbed toml for unixpickle/locky-puzzle written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/unixpickle/locky-puzzle/Cargo.toml
[INFO] crate unixpickle/locky-puzzle 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing unixpickle/locky-puzzle against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/unixpickle/locky-puzzle:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 9d7a2d0825b68365635d2cbe7a6552cb47651a6d17aa42f3542e2ac274f55646
[INFO] running `"docker" "start" "-a" "9d7a2d0825b68365635d2cbe7a6552cb47651a6d17aa42f3542e2ac274f55646"`
[INFO] [stderr]    Compiling bitflags v1.0.2
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling locky-puzzle v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/heuristic.rs:15:24
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl Heuristic for Box<Heuristic> {
[INFO] [stderr]    |                        ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/heuristic.rs:21:28
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl<'a> Heuristic for &'a Heuristic {
[INFO] [stderr]    |                            ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/multi_step.rs:77:38
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let combo1 = MaxHeuristic::<&Heuristic>(vec![&self.arrow, &self.co_fb, &self.co_rl,
[INFO] [stderr]    |                                      ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/multi_step.rs:84:38
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let combo2 = MaxHeuristic::<&Heuristic>(vec![&self.arrow, &self.corner]);
[INFO] [stderr]    |                                      ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/multi_step.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |         h: &Heuristic,
[INFO] [stderr]     |             ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/thread.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 |             transmute::<Box<FnMut() + Send + 'a>, _>(boxed)
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() + Send + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/thread.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn spawn_static(mut f: Box<FnMut() + Send + 'static>) -> ThreadScope<'a> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tools/solve/heuristic.rs:14:74
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn make_heuristic(args: &HeuristicArgs) -> Receiver<MaxHeuristic<Box<Heuristic>>> {
[INFO] [stderr]    |                                                                          ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tools/solve/heuristic.rs:37:59
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let (send_agg, recv_agg) = channel::<MaxHeuristic<Box<Heuristic>>>();
[INFO] [stderr]    |                                                           ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tools/solve/heuristic.rs:39:33
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let heuristics: Vec<Box<Heuristic>> = recv_individual.into_iter().collect();
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tools/solve/heuristic.rs:45:73
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn make_proj_heuristic<P: Proj + 'static>(depth: u8, sender: Sender<Box<Heuristic>>) {
[INFO] [stderr]    |                                                                         ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.31s
[INFO] running `"docker" "inspect" "9d7a2d0825b68365635d2cbe7a6552cb47651a6d17aa42f3542e2ac274f55646"`
[INFO] running `"docker" "rm" "-f" "9d7a2d0825b68365635d2cbe7a6552cb47651a6d17aa42f3542e2ac274f55646"`
[INFO] [stdout] 9d7a2d0825b68365635d2cbe7a6552cb47651a6d17aa42f3542e2ac274f55646
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/unixpickle/locky-puzzle:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c87ef2d7171aed6b4ebb1c260a4c819d22dd341c58403b1a9c400a53f42b2ba3
[INFO] running `"docker" "start" "-a" "c87ef2d7171aed6b4ebb1c260a4c819d22dd341c58403b1a9c400a53f42b2ba3"`
[INFO] [stderr]    Compiling locky-puzzle v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tools/solve/heuristic.rs:14:74
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn make_heuristic(args: &HeuristicArgs) -> Receiver<MaxHeuristic<Box<Heuristic>>> {
[INFO] [stderr]    |                                                                          ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tools/solve/heuristic.rs:37:59
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let (send_agg, recv_agg) = channel::<MaxHeuristic<Box<Heuristic>>>();
[INFO] [stderr]    |                                                           ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tools/solve/heuristic.rs:39:33
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let heuristics: Vec<Box<Heuristic>> = recv_individual.into_iter().collect();
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tools/solve/heuristic.rs:45:73
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn make_proj_heuristic<P: Proj + 'static>(depth: u8, sender: Sender<Box<Heuristic>>) {
[INFO] [stderr]    |                                                                         ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/heuristic.rs:15:24
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl Heuristic for Box<Heuristic> {
[INFO] [stderr]    |                        ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/heuristic.rs:21:28
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl<'a> Heuristic for &'a Heuristic {
[INFO] [stderr]    |                            ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/multi_step.rs:77:38
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let combo1 = MaxHeuristic::<&Heuristic>(vec![&self.arrow, &self.co_fb, &self.co_rl,
[INFO] [stderr]    |                                      ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/multi_step.rs:84:38
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let combo2 = MaxHeuristic::<&Heuristic>(vec![&self.arrow, &self.corner]);
[INFO] [stderr]    |                                      ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/multi_step.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |         h: &Heuristic,
[INFO] [stderr]     |             ^^^^^^^^^ help: use `dyn`: `dyn Heuristic`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/thread.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 |             transmute::<Box<FnMut() + Send + 'a>, _>(boxed)
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() + Send + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/thread.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn spawn_static(mut f: Box<FnMut() + Send + 'static>) -> ThreadScope<'a> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.17s
[INFO] running `"docker" "inspect" "c87ef2d7171aed6b4ebb1c260a4c819d22dd341c58403b1a9c400a53f42b2ba3"`
[INFO] running `"docker" "rm" "-f" "c87ef2d7171aed6b4ebb1c260a4c819d22dd341c58403b1a9c400a53f42b2ba3"`
[INFO] [stdout] c87ef2d7171aed6b4ebb1c260a4c819d22dd341c58403b1a9c400a53f42b2ba3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/unixpickle/locky-puzzle:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] f409b5a58bbc5e1b1c49cf50abcb0044a062663ebaa41cb75dfac23813a3e1fb
[INFO] running `"docker" "start" "-a" "f409b5a58bbc5e1b1c49cf50abcb0044a062663ebaa41cb75dfac23813a3e1fb"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/locky_puzzle-9424e4235babad1a
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test moves::tests::b_move ... ok
[INFO] [stdout] test moves::tests::parse_algo ... ok
[INFO] [stdout] test moves::tests::short_scramble_f2_l3 ... ok
[INFO] [stdout] test moves::tests::r_move ... ok
[INFO] [stdout] test moves::tests::u_move ... ok
[INFO] [stdout] test moves::tests::stringify_algo ... ok
[INFO] [stdout] test moves::tests::short_scramble_u3_r2 ... ok
[INFO] [stdout] test moves::tests::short_scramble_d_b2 ... ok
[INFO] [stdout] test moves::tests::long_scramble ... ok
[INFO] [stdout] test solve::tests::proj_simpler_solution ... ok
[INFO] [stdout] test solve::tests::zero_move_scramble ... ok
[INFO] [stdout] test state::tests::solved_display ... ok
[INFO] [stdout] test solve::tests::not_enough_depth ... ok
[INFO] [stdout] test solve::tests::one_move_scramble ... ok
[INFO] [stdout] test solve::tests::five_move_scramble ... ok
[INFO] [stdout] test solve::tests::proj_five_move_scramble ... ok
[INFO] [stdout] test heuristic::tests::generate_heuristic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bench_heuristic-d2c61a90fdb12f0b
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bench_solve-827a4cec92735b45
[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 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] [stderr]      Running /opt/crater/target/debug/deps/locky_scramble-ad470e3d20b50e53
[INFO] [stderr]      Running /opt/crater/target/debug/deps/locky_solve-ccd1eba78cfd1e38
[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 locky_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" "f409b5a58bbc5e1b1c49cf50abcb0044a062663ebaa41cb75dfac23813a3e1fb"`
[INFO] running `"docker" "rm" "-f" "f409b5a58bbc5e1b1c49cf50abcb0044a062663ebaa41cb75dfac23813a3e1fb"`
[INFO] [stdout] f409b5a58bbc5e1b1c49cf50abcb0044a062663ebaa41cb75dfac23813a3e1fb