[INFO] cloning repository https://github.com/powerfulyang/leetcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/powerfulyang/leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpowerfulyang%2Fleetcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpowerfulyang%2Fleetcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b022252a489bb915c20c77668bffafa790f165eb
[INFO] testing powerfulyang/leetcode against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpowerfulyang%2Fleetcode" "/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/powerfulyang/leetcode
[INFO] finished tweaking git repo https://github.com/powerfulyang/leetcode
[INFO] tweaked toml for git repo https://github.com/powerfulyang/leetcode written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/powerfulyang/leetcode on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/powerfulyang/leetcode 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e04ada411a8fc21a49a788984e8e53305bd861ab000eb586b8c275e0cef315a
[INFO] running `Command { std: "docker" "start" "-a" "2e04ada411a8fc21a49a788984e8e53305bd861ab000eb586b8c275e0cef315a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e04ada411a8fc21a49a788984e8e53305bd861ab000eb586b8c275e0cef315a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e04ada411a8fc21a49a788984e8e53305bd861ab000eb586b8c275e0cef315a", kill_on_drop: false }`
[INFO] [stdout] 2e04ada411a8fc21a49a788984e8e53305bd861ab000eb586b8c275e0cef315a
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62c9aec916de2bc85a40bf4060b56f3c587685954b9b69ecd869d6b51b11cda7
[INFO] running `Command { std: "docker" "start" "-a" "62c9aec916de2bc85a40bf4060b56f3c587685954b9b69ecd869d6b51b11cda7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> src/trie/trie_node.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct TrieNode {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 5 |     pub value: Option<char>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TrieNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "62c9aec916de2bc85a40bf4060b56f3c587685954b9b69ecd869d6b51b11cda7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c9aec916de2bc85a40bf4060b56f3c587685954b9b69ecd869d6b51b11cda7", kill_on_drop: false }`
[INFO] [stdout] 62c9aec916de2bc85a40bf4060b56f3c587685954b9b69ecd869d6b51b11cda7
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69c1f9316a685e2e47d13978485fca84c82c6eff79945a71dc8639af88309aaa
[INFO] running `Command { std: "docker" "start" "-a" "69c1f9316a685e2e47d13978485fca84c82c6eff79945a71dc8639af88309aaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> src/trie/trie_node.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct TrieNode {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 5 |     pub value: Option<char>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TrieNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "69c1f9316a685e2e47d13978485fca84c82c6eff79945a71dc8639af88309aaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c1f9316a685e2e47d13978485fca84c82c6eff79945a71dc8639af88309aaa", kill_on_drop: false }`
[INFO] [stdout] 69c1f9316a685e2e47d13978485fca84c82c6eff79945a71dc8639af88309aaa
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ca1a779c7baf41c2e33b3b88f5c5369cc560d9e7aa643f29e8ef004b426f8696
[INFO] running `Command { std: "docker" "start" "-a" "ca1a779c7baf41c2e33b3b88f5c5369cc560d9e7aa643f29e8ef004b426f8696", kill_on_drop: false }`
[INFO] [stderr] warning: field `value` is never read
[INFO] [stderr]  --> src/trie/trie_node.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct TrieNode {
[INFO] [stderr]   |            -------- field in this struct
[INFO] [stderr] 5 |     pub value: Option<char>,
[INFO] [stderr]   |         ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `TrieNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode` (bin "leetcode" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/leetcode-45c6dfcb7631c434)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test hash::powerful_integers::tests::test ... ok
[INFO] [stdout] test hash::count_words::tests::test ... ok
[INFO] [stdout] test binary_search::binary_search::tests::test ... ok
[INFO] [stdout] test binary_search::search_matrix::tests::test ... ok
[INFO] [stdout] test hash::sum_of_unique_elements::tests::test ... ok
[INFO] [stdout] test heap::heap::tests::test_heap ... ok
[INFO] [stdout] test backtracking::combine::tests::test_combine ... ok
[INFO] [stdout] test hello_world::reverse_linked_list::tests::test ... ok
[INFO] [stdout] test matrix::largest_local_values_in_a_matrix::tests::test ... ok
[INFO] [stdout] test stack::evaluate_reverse_polish_notation::tests::test ... ok
[INFO] [stdout] test sort::quick_sort::tests::test ... ok
[INFO] [stdout] test stack::car_fleet::tests::test ... ok
[INFO] [stdout] test stack::daily_temperatures::tests::test ... ok
[INFO] [stdout] test stack::generate_parenthesis::tests::test ... ok
[INFO] [stdout] test trie::longest_common_prefix::tests::test_longest_common_prefix ... ok
[INFO] [stdout] test trie::magic_dictionary::tests::test ... ok
[INFO] [stdout] test tree::tree::tests::test ... ok
[INFO] [stdout] test trie::find_maximum_xor_by_trie_tree::tests::node_default ... ok
[INFO] [stdout] test trie::find_maximum_xor::tests::test_find_maximum_xor ... ok
[INFO] [stdout] test trie::find_maximum_xor_by_trie_tree::tests::insert ... ok
[INFO] [stdout] test trie::find_maximum_xor_by_trie_tree::tests::test ... ok
[INFO] [stdout] test stack::min_stack::tests::test ... ok
[INFO] [stdout] test trie::magic_dictionary::tests::test2 ... ok
[INFO] [stdout] test trie::trie_struct::tests::test_trie_struct ... ok
[INFO] [stdout] test stack::valid_parentheses::tests::test ... ok
[INFO] [stdout] test hello_world::reverse_linked_list::tests::test_take ... ok
[INFO] [stdout] test backtracking::sudoku::tests::test_sudoku1 ... ok
[INFO] [stdout] test backtracking::sudoku::tests::test_sudoku2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ca1a779c7baf41c2e33b3b88f5c5369cc560d9e7aa643f29e8ef004b426f8696", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca1a779c7baf41c2e33b3b88f5c5369cc560d9e7aa643f29e8ef004b426f8696", kill_on_drop: false }`
[INFO] [stdout] ca1a779c7baf41c2e33b3b88f5c5369cc560d9e7aa643f29e8ef004b426f8696