[INFO] cloning repository https://github.com/0xfe/leetcode-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xfe/leetcode-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xfe%2Fleetcode-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xfe%2Fleetcode-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6ac68e98d5b99345444f4cbeacdb4db12cf8275
[INFO] testing 0xfe/leetcode-rs against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xfe%2Fleetcode-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0xfe/leetcode-rs
[INFO] finished tweaking git repo https://github.com/0xfe/leetcode-rs
[INFO] tweaked toml for git repo https://github.com/0xfe/leetcode-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xfe/leetcode-rs on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xfe/leetcode-rs 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0c201647849e1538bc40487ccbfc94b96455a1f38c7be25343f979dffcd4eb1
[INFO] running `Command { std: "docker" "start" "-a" "c0c201647849e1538bc40487ccbfc94b96455a1f38c7be25343f979dffcd4eb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0c201647849e1538bc40487ccbfc94b96455a1f38c7be25343f979dffcd4eb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0c201647849e1538bc40487ccbfc94b96455a1f38c7be25343f979dffcd4eb1", kill_on_drop: false }`
[INFO] [stdout] c0c201647849e1538bc40487ccbfc94b96455a1f38c7be25343f979dffcd4eb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b42cd5b90dc092f349da4459481e0062b28e86b4fe8769a8c9056713bf7c3a7a
[INFO] running `Command { std: "docker" "start" "-a" "b42cd5b90dc092f349da4459481e0062b28e86b4fe8769a8c9056713bf7c3a7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/trees/binary_tree.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn bfs_iter(&self) -> BinaryTreeIterator<T> {
[INFO] [stdout]    |                     ^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn bfs_iter(&self) -> BinaryTreeIterator<'_, T> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/trees/binary_tree.rs:93:21
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn dfs_iter(&self) -> BinaryTreeIterator<T> {
[INFO] [stdout]    |                     ^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn dfs_iter(&self) -> BinaryTreeIterator<'_, T> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.87s
[INFO] running `Command { std: "docker" "inspect" "b42cd5b90dc092f349da4459481e0062b28e86b4fe8769a8c9056713bf7c3a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b42cd5b90dc092f349da4459481e0062b28e86b4fe8769a8c9056713bf7c3a7a", kill_on_drop: false }`
[INFO] [stdout] b42cd5b90dc092f349da4459481e0062b28e86b4fe8769a8c9056713bf7c3a7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce90e7bf9c54a9705cecf39973af9978d90d7f32c4250cf86b2370ad4dc36be2
[INFO] running `Command { std: "docker" "start" "-a" "ce90e7bf9c54a9705cecf39973af9978d90d7f32c4250cf86b2370ad4dc36be2", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/trees/binary_tree.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn bfs_iter(&self) -> BinaryTreeIterator<T> {
[INFO] [stdout]    |                     ^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn bfs_iter(&self) -> BinaryTreeIterator<'_, T> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/trees/binary_tree.rs:93:21
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn dfs_iter(&self) -> BinaryTreeIterator<T> {
[INFO] [stdout]    |                     ^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn dfs_iter(&self) -> BinaryTreeIterator<'_, T> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/trees/binary_tree.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn bfs_iter(&self) -> BinaryTreeIterator<T> {
[INFO] [stdout]    |                     ^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn bfs_iter(&self) -> BinaryTreeIterator<'_, T> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/trees/binary_tree.rs:93:21
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn dfs_iter(&self) -> BinaryTreeIterator<T> {
[INFO] [stdout]    |                     ^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn dfs_iter(&self) -> BinaryTreeIterator<'_, T> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.14s
[INFO] running `Command { std: "docker" "inspect" "ce90e7bf9c54a9705cecf39973af9978d90d7f32c4250cf86b2370ad4dc36be2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce90e7bf9c54a9705cecf39973af9978d90d7f32c4250cf86b2370ad4dc36be2", kill_on_drop: false }`
[INFO] [stdout] ce90e7bf9c54a9705cecf39973af9978d90d7f32c4250cf86b2370ad4dc36be2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a087d4398db2d93b4546e3a35dc0fa5e2eb57910052586543dd18d66d8d7a130
[INFO] running `Command { std: "docker" "start" "-a" "a087d4398db2d93b4546e3a35dc0fa5e2eb57910052586543dd18d66d8d7a130", kill_on_drop: false }`
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/trees/binary_tree.rs:85:21
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn bfs_iter(&self) -> BinaryTreeIterator<T> {
[INFO] [stderr]    |                     ^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn bfs_iter(&self) -> BinaryTreeIterator<'_, T> {
[INFO] [stderr]    |                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/trees/binary_tree.rs:93:21
[INFO] [stderr]    |
[INFO] [stderr] 93 |     pub fn dfs_iter(&self) -> BinaryTreeIterator<T> {
[INFO] [stderr]    |                     ^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 93 |     pub fn dfs_iter(&self) -> BinaryTreeIterator<'_, T> {
[INFO] [stderr]    |                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode` (lib) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/leetcode-4021ba94a01a2f9e)
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test add_two_numbers::tests::it_works ... ok
[INFO] [stdout] test container_with_most_water::tests::test_1 ... ok
[INFO] [stdout] test container_with_most_water::tests::test_4 ... ok
[INFO] [stdout] test container_with_most_water::tests::test_2 ... ok
[INFO] [stdout] test container_with_most_water::tests::test_6 ... ok
[INFO] [stdout] test dp::can_construct::tests::test_0007 ... ok
[INFO] [stdout] test dp::all_construct::tests::test_0007 ... ok
[INFO] [stdout] test dp::can_sum::tests::test_0007 ... ok
[INFO] [stdout] test dp::best_sum::tests::test_0007 ... ok
[INFO] [stdout] test dp::grid_traveler::tests::test_0007 ... ok
[INFO] [stdout] test dp::count_construct::tests::test_0007 ... ok
[INFO] [stdout] test dp::how_sum::tests::test_0007 ... ok
[INFO] [stdout] test dp::fib::tests::test_fib ... ok
[INFO] [stdout] test integer_to_roman::tests::test_0012 ... ok
[INFO] [stdout] test longest_common_prefix::tests::test_1 ... ok
[INFO] [stdout] test longest_common_prefix::tests::test_2 ... ok
[INFO] [stdout] test longest_common_prefix::tests::test_3 ... ok
[INFO] [stdout] test longest_common_prefix::tests::test_4 ... ok
[INFO] [stdout] test longest_palindromic_substring::tests::is_palindrome_test ... ok
[INFO] [stdout] test container_with_most_water::tests::test_3 ... ok
[INFO] [stdout] test longest_palindromic_substring::tests::longest_palindrome_test ... ok
[INFO] [stdout] test longest_substring_without_repeating_characters::tests::it_works ... ok
[INFO] [stdout] test container_with_most_water::tests::test_5 ... ok
[INFO] [stdout] test regular_expression_matching::tests::it_works ... ok
[INFO] [stdout] test reverse_integer::tests::test_7 ... ok
[INFO] [stdout] test string_to_integer_atoi::tests::test_my_atoi ... ok
[INFO] [stdout] test trees::binary_tree::tests::dfs ... ok
[INFO] [stdout] test median_of_two_sorted_arrays::tests::it_works ... ok
[INFO] [stdout] test palindrome_number::tests::test_0009 ... ok
[INFO] [stdout] test trees::binary_tree::tests::bfs ... ok
[INFO] [stdout] test trees::binary_tree::tests::test_0001 ... ok
[INFO] [stdout] test roman_to_integer::tests::test_0013 ... ok
[INFO] [stderr]    Doc-tests leetcode
[INFO] [stdout] test trees::binary_tree_level_order_traversal::tests::test_102 ... ok
[INFO] [stdout] test trees::symmetric_tree::tests::test_101 ... ok
[INFO] [stdout] test trees::validate_binary_search_tree::tests::test_98 ... ok
[INFO] [stdout] test two_sum::tests::it_works ... ok
[INFO] [stdout] test zigzag_conversion::tests::test ... ok
[INFO] [stdout] test trees::maximum_depth_of_binary_tree::tests::test_104 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a087d4398db2d93b4546e3a35dc0fa5e2eb57910052586543dd18d66d8d7a130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a087d4398db2d93b4546e3a35dc0fa5e2eb57910052586543dd18d66d8d7a130", kill_on_drop: false }`
[INFO] [stdout] a087d4398db2d93b4546e3a35dc0fa5e2eb57910052586543dd18d66d8d7a130
