[INFO] updating cached repository https://github.com/FUTingFei/algo [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 069bed4fe498a7a5c979a629678b58021cd539b1 [INFO] testing FUTingFei/algo against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFUTingFei%2Falgo" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/FUTingFei/algo on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/FUTingFei/algo [INFO] finished tweaking git repo https://github.com/FUTingFei/algo [INFO] tweaked toml for git repo https://github.com/FUTingFei/algo written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/FUTingFei/algo already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5c62a5903ea74affbb4a18c810fb5d901aa10e125e2b0d66245c1c7b8e6f715b [INFO] running `"docker" "start" "-a" "5c62a5903ea74affbb4a18c810fb5d901aa10e125e2b0d66245c1c7b8e6f715b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling serde_json v1.0.48 [INFO] [stderr] Compiling leetcode_test v0.1.1 [INFO] [stderr] Compiling leetcode_prelude v0.2.2 [INFO] [stderr] Compiling algo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: expected `{`, found `}` [INFO] [stderr] --> src/interview/i12exist.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 36 | if board[i][j] [INFO] [stderr] | -- this `if` expression has a condition, but no block [INFO] [stderr] 37 | } [INFO] [stderr] | ^ expected `{` [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/n1002common_chars.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `leetcode_prelude::linkedlist` [INFO] [stderr] --> src/n206reverse_list.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use leetcode_prelude::linkedlist; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/n392is_subsequence.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `leetcode_prelude::linkedlist` [INFO] [stderr] --> src/n876middle_node.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use leetcode_prelude::linkedlist; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `leetcode_prelude::btree` [INFO] [stderr] --> src/n100is_same_tree.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use leetcode_prelude::btree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `leetcode_prelude::btree` [INFO] [stderr] --> src/n107level_order_bottom.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use leetcode_prelude::btree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `leetcode_prelude::btree` [INFO] [stderr] --> src/n108sorted_array_to_bst.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use leetcode_prelude::btree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `leetcode_prelude::btree` [INFO] [stderr] --> src/n110is_balanced.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use leetcode_prelude::btree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `leetcode_prelude::btree` [INFO] [stderr] --> src/n111min_depth.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use leetcode_prelude::btree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `leetcode_prelude::btree` [INFO] [stderr] --> src/n112has_path_sum.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use leetcode_prelude::btree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `leetcode_prelude::linkedlist` [INFO] [stderr] --> src/n002add_two_numbers.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use leetcode_prelude::linkedlist; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `leetcode_prelude::btree` [INFO] [stderr] --> src/n226invert_tree.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use leetcode_prelude::btree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `leetcode_prelude::btree` [INFO] [stderr] --> src/n257binary_tree_paths.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use leetcode_prelude::btree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/n401read_binary_watch.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `leetcode_prelude::btree` [INFO] [stderr] --> src/n404sum_of_left_leaves.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use leetcode_prelude::btree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `leetcode_prelude::btree` [INFO] [stderr] --> src/n437path_sum.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use leetcode_prelude::btree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `leetcode_prelude::btree` [INFO] [stderr] --> src/interview/i07build_tree.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use leetcode_prelude::btree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/n392is_subsequence.rs:17:17 [INFO] [stderr] | [INFO] [stderr] 16 | return false; [INFO] [stderr] | ------------ any code following this expression is unreachable [INFO] [stderr] 17 | break; [INFO] [stderr] | ^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error; 18 warnings emitted [INFO] [stderr] [INFO] [stderr] error: could not compile `algo`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "5c62a5903ea74affbb4a18c810fb5d901aa10e125e2b0d66245c1c7b8e6f715b"` [INFO] running `"docker" "rm" "-f" "5c62a5903ea74affbb4a18c810fb5d901aa10e125e2b0d66245c1c7b8e6f715b"` [INFO] [stdout] 5c62a5903ea74affbb4a18c810fb5d901aa10e125e2b0d66245c1c7b8e6f715b