[INFO] crate rustpather 0.1.0 is already in cache
[INFO] extracting crate rustpather 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/rustpather/0.1.0
[INFO] extracting crate rustpather 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rustpather/0.1.0
[INFO] validating manifest of rustpather-0.1.0 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 rustpather-0.1.0 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 rustpather-0.1.0
[INFO] finished frobbing rustpather-0.1.0
[INFO] frobbed toml for rustpather-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rustpather/0.1.0/Cargo.toml
[INFO] started frobbing rustpather-0.1.0
[INFO] finished frobbing rustpather-0.1.0
[INFO] frobbed toml for rustpather-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rustpather/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 rustpather-0.1.0 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rustpather/0.1.0:/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] c8c31e662c8f0417bfada48caa57b94ced355fc72f9ca5870eae66fb2273f8e5
[INFO] running `"docker" "start" "-a" "c8c31e662c8f0417bfada48caa57b94ced355fc72f9ca5870eae66fb2273f8e5"`
[INFO] [stderr]    Compiling rustpather v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: private type `Edge<T>` in public interface (error E0446)
[INFO] [stderr]   --> src/lib.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub type Graph<T> = HashMap<T, Vec<Edge<T>>>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(private_in_public)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `Edge<(i64, i64)>` in public interface (error E0446)
[INFO] [stderr]   --> src/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / pub fn to_fourway(grid : &Vec<Vec<u32>>) -> Graph<Node> {
[INFO] [stderr] 15 | |     let mut graph : HashMap<(i64, i64), i64> = HashMap::new();
[INFO] [stderr] 16 | |
[INFO] [stderr] 17 | |     for (y, row) in grid.iter().enumerate() {
[INFO] [stderr] ...  |
[INFO] [stderr] 56 | |     fullgraph
[INFO] [stderr] 57 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `Edge<(i64, i64)>` in public interface (error E0446)
[INFO] [stderr]    --> src/lib.rs:59:1
[INFO] [stderr]     |
[INFO] [stderr] 59  | / pub fn to_eightway(grid : &Vec<Vec<u32>>) -> Graph<Node> {
[INFO] [stderr] 60  | |     let mut graph : HashMap<(i64, i64), i64> = HashMap::new();
[INFO] [stderr] 61  | |
[INFO] [stderr] 62  | |     for (y, row) in grid.iter().enumerate() {
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |     fullgraph
[INFO] [stderr] 129 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `Edge<T>` in public interface (error E0446)
[INFO] [stderr]    --> src/lib.rs:135:1
[INFO] [stderr]     |
[INFO] [stderr] 135 | / pub fn astar<T: Eq + std::hash::Hash + Clone + Copy, F: FnOnce(&T, &T) -> i64 + Copy>
[INFO] [stderr] 136 | | (graph : &Graph<T>, start : T, end : T, heuristic: &F) -> Option<Vec<T>> {
[INFO] [stderr] 137 | |
[INFO] [stderr] 138 | |     let mut openset : HashSet<T> = HashSet::new();
[INFO] [stderr] ...   |
[INFO] [stderr] 193 | |     None
[INFO] [stderr] 194 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] error: type `rustpather::Edge<(i64, i64)>` is private
[INFO] [stderr]   --> src/main.rs:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let graph4 = rustpather::to_fourway(&grid);
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `rustpather::Edge<(i64, i64)>` is private
[INFO] [stderr]   --> src/main.rs:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let graph8 = rustpather::to_eightway(&grid);
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `rustpather::Edge<T>` is private
[INFO] [stderr]   --> src/main.rs:15:14
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let path4 = rustpather::astar(&graph4, (0, 0), (2, 2), &rustpather::heuristic);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `rustpather::Edge<(i64, i64)>` is private
[INFO] [stderr]   --> src/main.rs:15:32
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let path4 = rustpather::astar(&graph4, (0, 0), (2, 2), &rustpather::heuristic);
[INFO] [stderr]    |                                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `rustpather::Edge<T>` is private
[INFO] [stderr]   --> src/main.rs:16:14
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let path8 = rustpather::astar(&graph8, (0, 0), (2, 2), &rustpather::heuristic);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `rustpather::Edge<(i64, i64)>` is private
[INFO] [stderr]   --> src/main.rs:16:32
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let path8 = rustpather::astar(&graph8, (0, 0), (2, 2), &rustpather::heuristic);
[INFO] [stderr]    |                                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rustpather`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c8c31e662c8f0417bfada48caa57b94ced355fc72f9ca5870eae66fb2273f8e5"`
[INFO] running `"docker" "rm" "-f" "c8c31e662c8f0417bfada48caa57b94ced355fc72f9ca5870eae66fb2273f8e5"`
[INFO] [stdout] c8c31e662c8f0417bfada48caa57b94ced355fc72f9ca5870eae66fb2273f8e5