[INFO] updating cached repository ftriquet/rs-npuzzle [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ftriquet/rs-npuzzle [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ftriquet/rs-npuzzle" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/ftriquet/rs-npuzzle"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/ftriquet/rs-npuzzle'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ftriquet/rs-npuzzle" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ftriquet/rs-npuzzle"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ftriquet/rs-npuzzle'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 0f821feb7b6b057a1f6dd62caecc93cffb08f79d [INFO] sha for GitHub repo ftriquet/rs-npuzzle: 0f821feb7b6b057a1f6dd62caecc93cffb08f79d [INFO] validating manifest of ftriquet/rs-npuzzle on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ftriquet/rs-npuzzle on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ftriquet/rs-npuzzle [INFO] finished frobbing ftriquet/rs-npuzzle [INFO] frobbed toml for ftriquet/rs-npuzzle written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/ftriquet/rs-npuzzle/Cargo.toml [INFO] started frobbing ftriquet/rs-npuzzle [INFO] finished frobbing ftriquet/rs-npuzzle [INFO] frobbed toml for ftriquet/rs-npuzzle written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ftriquet/rs-npuzzle/Cargo.toml [INFO] crate ftriquet/rs-npuzzle already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking ftriquet/rs-npuzzle against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-4/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ftriquet/rs-npuzzle:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 9771ade6744acaf0e2c09d843889c2a58f95883db13ba382538bd65b5c8c32fc [INFO] running `"docker" "start" "-a" "9771ade6744acaf0e2c09d843889c2a58f95883db13ba382538bd65b5c8c32fc"` [INFO] [stderr] Checking n-puzzle v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error[E0432]: unresolved import `super::heuristics` [INFO] [stderr] --> src/node/mod.rs:438:9 [INFO] [stderr] | [INFO] [stderr] 438 | use super::heuristics; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ no `heuristics` in `node` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/node/mod.rs:451:53 [INFO] [stderr] | [INFO] [stderr] 451 | let south = Node::permute(Direction::South, &h, &r); [INFO] [stderr] | ^^ [INFO] [stderr] | | [INFO] [stderr] | expected fn pointer, found reference [INFO] [stderr] | help: consider removing the borrow: `h` [INFO] [stderr] | [INFO] [stderr] = note: expected type `for<'r> fn(&'r node::Node) -> usize` [INFO] [stderr] found type `&_` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/node/mod.rs:453:53 [INFO] [stderr] | [INFO] [stderr] 453 | let north = Node::permute(Direction::North, &h, &r); [INFO] [stderr] | ^^ [INFO] [stderr] | | [INFO] [stderr] | expected fn pointer, found reference [INFO] [stderr] | help: consider removing the borrow: `h` [INFO] [stderr] | [INFO] [stderr] = note: expected type `for<'r> fn(&'r node::Node) -> usize` [INFO] [stderr] found type `&_` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/node/mod.rs:455:51 [INFO] [stderr] | [INFO] [stderr] 455 | let west = Node::permute(Direction::West, &h, &r); [INFO] [stderr] | ^^ [INFO] [stderr] | | [INFO] [stderr] | expected fn pointer, found reference [INFO] [stderr] | help: consider removing the borrow: `h` [INFO] [stderr] | [INFO] [stderr] = note: expected type `for<'r> fn(&'r node::Node) -> usize` [INFO] [stderr] found type `&_` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/node/mod.rs:457:51 [INFO] [stderr] | [INFO] [stderr] 457 | let east = Node::permute(Direction::East, &h, &r); [INFO] [stderr] | ^^ [INFO] [stderr] | | [INFO] [stderr] | expected fn pointer, found reference [INFO] [stderr] | help: consider removing the borrow: `h` [INFO] [stderr] | [INFO] [stderr] = note: expected type `for<'r> fn(&'r node::Node) -> usize` [INFO] [stderr] found type `&_` [INFO] [stderr] [INFO] [stderr] error: aborting due to 5 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0308, E0432. [INFO] [stderr] For more information about an error, try `rustc --explain E0308`. [INFO] [stderr] error: Could not compile `n-puzzle`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "9771ade6744acaf0e2c09d843889c2a58f95883db13ba382538bd65b5c8c32fc"` [INFO] running `"docker" "rm" "-f" "9771ade6744acaf0e2c09d843889c2a58f95883db13ba382538bd65b5c8c32fc"` [INFO] [stdout] 9771ade6744acaf0e2c09d843889c2a58f95883db13ba382538bd65b5c8c32fc