[INFO] updating cached repository neerajbisht1987/LeetCode [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/neerajbisht1987/LeetCode [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/neerajbisht1987/LeetCode" "work/ex/beta-1.38-1/sources/1.37.0/gh/neerajbisht1987/LeetCode"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/neerajbisht1987/LeetCode'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/neerajbisht1987/LeetCode" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/neerajbisht1987/LeetCode"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/neerajbisht1987/LeetCode'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 17e2e411839164fec72b18ba15aa84c949d24dc5 [INFO] sha for GitHub repo neerajbisht1987/LeetCode: 17e2e411839164fec72b18ba15aa84c949d24dc5 [INFO] validating manifest of neerajbisht1987/LeetCode 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 neerajbisht1987/LeetCode 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 neerajbisht1987/LeetCode [INFO] finished frobbing neerajbisht1987/LeetCode [INFO] frobbed toml for neerajbisht1987/LeetCode written to work/ex/beta-1.38-1/sources/1.37.0/gh/neerajbisht1987/LeetCode/Cargo.toml [INFO] started frobbing neerajbisht1987/LeetCode [INFO] finished frobbing neerajbisht1987/LeetCode [INFO] frobbed toml for neerajbisht1987/LeetCode written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/neerajbisht1987/LeetCode/Cargo.toml [INFO] crate neerajbisht1987/LeetCode 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing neerajbisht1987/LeetCode against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/neerajbisht1987/LeetCode:/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 7d4dd267875e0122d89ab3bd33085090e1708fd50f422ef1d77edee5b9d92a8a [INFO] running `"docker" "start" "-a" "7d4dd267875e0122d89ab3bd33085090e1708fd50f422ef1d77edee5b9d92a8a"` [INFO] [stderr] Compiling leetcode v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/lib/add_two_link.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/lib/add_two_link.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `link_list::Linklist` [INFO] [stderr] --> src/lib/add_two_link.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use link_list::Linklist; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Cons`, `Nil` [INFO] [stderr] --> src/lib/add_two_link.rs:5:27 [INFO] [stderr] | [INFO] [stderr] 5 | use link_list::Linklist::{Cons,Nil}; [INFO] [stderr] | ^^^^ ^^^ [INFO] [stderr] [INFO] [stderr] warning: type `dist_point` should have an upper camel case name [INFO] [stderr] --> src/lib/dijkstra.rs:2:8 [INFO] [stderr] | [INFO] [stderr] 2 | struct dist_point [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to upper camel case: `DistPoint` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `start_point` [INFO] [stderr] --> src/lib/dijkstra.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | let start_point = from; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_start_point` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lib/dijkstra.rs:62:8 [INFO] [stderr] | [INFO] [stderr] 62 | let i =0; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: crate `leetCodeLib` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `leet_code_lib` [INFO] [stderr] [INFO] [stderr] warning: variable `isVisited` should have a snake case name [INFO] [stderr] --> src/lib/dijkstra.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | let mut isVisited = vec![false;path.len()]; [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `is_visited` [INFO] [stderr] [INFO] [stderr] error[E0463]: can't find crate for `ndarray` [INFO] [stderr] --> src/bin/main.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | extern crate ndarray; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0463`. [INFO] [stderr] error: Could not compile `leetcode`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "7d4dd267875e0122d89ab3bd33085090e1708fd50f422ef1d77edee5b9d92a8a"` [INFO] running `"docker" "rm" "-f" "7d4dd267875e0122d89ab3bd33085090e1708fd50f422ef1d77edee5b9d92a8a"` [INFO] [stdout] 7d4dd267875e0122d89ab3bd33085090e1708fd50f422ef1d77edee5b9d92a8a