[INFO] cloning repository https://github.com/CodingInGreen/algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CodingInGreen/algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodingInGreen%2Falgorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodingInGreen%2Falgorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 564c150ffa60f9af7cc7d5e43a3e3403ac96480d
[INFO] checking CodingInGreen/algorithms against try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodingInGreen%2Falgorithms" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CodingInGreen/algorithms
[INFO] finished tweaking git repo https://github.com/CodingInGreen/algorithms
[INFO] tweaked toml for git repo https://github.com/CodingInGreen/algorithms written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CodingInGreen/algorithms on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CodingInGreen/algorithms 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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70d7aaf735f5948a17143667628e5de732331d382b8e6fedb03193355f16d18f
[INFO] running `Command { std: "docker" "start" "-a" "70d7aaf735f5948a17143667628e5de732331d382b8e6fedb03193355f16d18f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70d7aaf735f5948a17143667628e5de732331d382b8e6fedb03193355f16d18f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d7aaf735f5948a17143667628e5de732331d382b8e6fedb03193355f16d18f", kill_on_drop: false }`
[INFO] [stdout] 70d7aaf735f5948a17143667628e5de732331d382b8e6fedb03193355f16d18f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57309e957c05d71fb3a98eea5f3d85627703778b3725daab3359ddcf1b6b0a6e
[INFO] running `Command { std: "docker" "start" "-a" "57309e957c05d71fb3a98eea5f3d85627703778b3725daab3359ddcf1b6b0a6e", kill_on_drop: false }`
[INFO] [stderr]     Checking algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `74_search_a_2d_matrix`
[INFO] [stdout]   --> bin/74_search_a_2d_matrix.rs:88:2
[INFO] [stdout]    |
[INFO] [stdout] 88 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `bin/74_search_a_2d_matrix.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `141_linked_list_cycles`
[INFO] [stdout]   --> bin/141_linked_list_cycles.rs:87:2
[INFO] [stdout]    |
[INFO] [stdout] 87 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `bin/141_linked_list_cycles.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `235_lowest_common_ancestor_of_a_binary_search_tree`
[INFO] [stdout]    --> bin/235_lowest_common_ancestor_of_a_binary_search_tree.rs:130:2
[INFO] [stdout]     |
[INFO] [stdout] 130 | }
[INFO] [stdout]     |  ^ consider adding a `main` function to `bin/235_lowest_common_ancestor_of_a_binary_search_tree.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `226_invert_binary_tree`
[INFO] [stdout]    --> bin/226_invert_binary_tree.rs:131:2
[INFO] [stdout]     |
[INFO] [stdout] 131 | }
[INFO] [stdout]     |  ^ consider adding a `main` function to `bin/226_invert_binary_tree.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `top_k_frequent` is never used
[INFO] [stdout]  --> bin/347_top_k_frequent_elements.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn top_k_frequent(nums: Vec<i32>, k: i32) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]   --> bin/150_evaluate_reverse_polish_notation.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::collections::VecDeque;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `algorithms` (bin "74_search_a_2d_matrix") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `TimeMap` is never constructed
[INFO] [stdout]   --> bin/981_time_based_key-value_store.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct TimeMap {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set`, and `get` are never used
[INFO] [stdout]   --> bin/981_time_based_key-value_store.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl TimeMap {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 25 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn set(&mut self, key: String, value: String, timestamp: i32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn get(&self, key: String, timestamp: i32) -> String {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `algorithms` (bin "235_lowest_common_ancestor_of_a_binary_search_tree") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> bin/150_evaluate_reverse_polish_notation.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `eval_rpn` is never used
[INFO] [stdout]   --> bin/150_evaluate_reverse_polish_notation.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 25 |     pub fn eval_rpn(tokens: Vec<String>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> bin/238_product_of_array_except_self.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `product_except_self` is never used
[INFO] [stdout]   --> bin/238_product_of_array_except_self.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     fn product_except_self(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `algorithms` (bin "141_linked_list_cycles") due to 1 previous error
[INFO] [stderr] error: could not compile `algorithms` (bin "226_invert_binary_tree") due to 1 previous error
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> bin/102_binary_tree_level_order_traversal.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `level_order` is never used
[INFO] [stdout]   --> bin/102_binary_tree_level_order_traversal.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 32 |     pub fn level_order(root: Option<Rc<RefCell<TreeNode>>>) -> Vec<Vec<i32>> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_tree` is never used
[INFO] [stdout]   --> bin/102_binary_tree_level_order_traversal.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn build_tree(values: Vec<Option<i32>>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> bin/424_longest_repeating_character_replacement.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `character_replacement` is never used
[INFO] [stdout]   --> bin/424_longest_repeating_character_replacement.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn character_replacement(s: String, k: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "57309e957c05d71fb3a98eea5f3d85627703778b3725daab3359ddcf1b6b0a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57309e957c05d71fb3a98eea5f3d85627703778b3725daab3359ddcf1b6b0a6e", kill_on_drop: false }`
[INFO] [stdout] 57309e957c05d71fb3a98eea5f3d85627703778b3725daab3359ddcf1b6b0a6e
