[INFO] cloning repository https://github.com/aranoverse/algorithm-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aranoverse/algorithm-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faranoverse%2Falgorithm-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faranoverse%2Falgorithm-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17ad3b6c4270056c5926439338d53eeb366aab3a
[INFO] checking aranoverse/algorithm-rust against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faranoverse%2Falgorithm-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aranoverse/algorithm-rust on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aranoverse/algorithm-rust
[INFO] finished tweaking git repo https://github.com/aranoverse/algorithm-rust
[INFO] tweaked toml for git repo https://github.com/aranoverse/algorithm-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/aranoverse/algorithm-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed92a70dada32c3c8f3f002b4a93c90c1cdc01c04bdc750f800822a999585698
[INFO] running `Command { std: "docker" "start" "-a" "ed92a70dada32c3c8f3f002b4a93c90c1cdc01c04bdc750f800822a999585698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed92a70dada32c3c8f3f002b4a93c90c1cdc01c04bdc750f800822a999585698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed92a70dada32c3c8f3f002b4a93c90c1cdc01c04bdc750f800822a999585698", kill_on_drop: false }`
[INFO] [stdout] ed92a70dada32c3c8f3f002b4a93c90c1cdc01c04bdc750f800822a999585698
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8091338ec728337061d55ecb6f6d2c989ffcbd061865721abbce835c534bde19
[INFO] running `Command { std: "docker" "start" "-a" "8091338ec728337061d55ecb6f6d2c989ffcbd061865721abbce835c534bde19", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking algorithm-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Sub`
[INFO] [stdout]  --> src/solution/normal/tree/binary_balance_tree.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::Sub;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/solution/normal/tree/binary_tree_maximum_path_sum.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/solution/normal/tree/binary_tree_maximum_path_sum.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Add;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/solution/normal/tree/binary_tree_maximum_path_sum.rs:18:90
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn dfs_max_path_sum(node: &Option<Rc<RefCell<TreeNode>>>, max_path_sum: &mut i32) -> (i32) {
[INFO] [stdout]    |                                                                                          ^   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 - pub fn dfs_max_path_sum(node: &Option<Rc<RefCell<TreeNode>>>, max_path_sum: &mut i32) -> (i32) {
[INFO] [stdout] 18 + pub fn dfs_max_path_sum(node: &Option<Rc<RefCell<TreeNode>>>, max_path_sum: &mut i32) -> i32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/solution/dynamic_programming/triangle.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Shl`
[INFO] [stdout]  --> src/solution/dynamic_programming/counting_bits.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Shl;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/solution/dynamic_programming/jump_game_ii.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Add;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/solution/dynamic_programming/unique_paths.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |           ///  formula: grid_ways[i][j] = grid_ways[i-1][j]  + grid_ways[i][j-1]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 | /         for idx_m in 1..m {
[INFO] [stdout] 20 | |             for idx_n in 1..n {
[INFO] [stdout] 21 | |                 grid_ways[idx_m][idx_n] = grid_ways[idx_m - 1][idx_n] + grid_ways[idx_m][idx_n - 1];
[INFO] [stdout] 22 | |             }
[INFO] [stdout] 23 | |         }
[INFO] [stdout]    | |_________- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/solution/dynamic_programming/unique_paths_ii.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |           ///  formula: grid_ways[i][j] = grid_ways[i-1][j]  + grid_ways[i][j-1]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 39 | /         for idx_m in 1..m {
[INFO] [stdout] 40 | |             for idx_n in 1..n {
[INFO] [stdout] 41 | |                 if obstacle_grid[idx_m][idx_n] == 1 {
[INFO] [stdout] 42 | |                     grid_ways[idx_m][idx_n] = 0;
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |             }
[INFO] [stdout] 48 | |         }
[INFO] [stdout]    | |_________- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]   --> src/solution/normal/tree/binary_balance_tree.rs:41:26
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let depth_left = dfs(&left);
[INFO] [stdout]    |                          ^^^------- an argument of type `i32` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/solution/normal/tree/binary_balance_tree.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn dfs(node: &Option<Rc<RefCell<TreeNode>>>, depth: i32) -> i32 {
[INFO] [stdout]    |        ^^^ ------------------------------------  ----------
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let depth_left = dfs(&left, /* i32 */);
[INFO] [stdout]    |                             ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]   --> src/solution/normal/tree/binary_balance_tree.rs:42:27
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let depth_right = dfs(&right);
[INFO] [stdout]    |                           ^^^-------- an argument of type `i32` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/solution/normal/tree/binary_balance_tree.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn dfs(node: &Option<Rc<RefCell<TreeNode>>>, depth: i32) -> i32 {
[INFO] [stdout]    |        ^^^ ------------------------------------  ----------
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let depth_right = dfs(&right, /* i32 */);
[INFO] [stdout]    |                              ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `algorithm-rust` (bin "algorithm-rust") due to 3 previous errors; 9 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8091338ec728337061d55ecb6f6d2c989ffcbd061865721abbce835c534bde19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8091338ec728337061d55ecb6f6d2c989ffcbd061865721abbce835c534bde19", kill_on_drop: false }`
[INFO] [stdout] 8091338ec728337061d55ecb6f6d2c989ffcbd061865721abbce835c534bde19
