[INFO] cloning repository https://github.com/sfarqu/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/sfarqu/leetcode_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsfarqu%2Fleetcode_rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsfarqu%2Fleetcode_rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7ba4b0c6c89743c8c2c8661b6369e134f4f16878 [INFO] testing sfarqu/leetcode_rs against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsfarqu%2Fleetcode_rs" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sfarqu/leetcode_rs on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sfarqu/leetcode_rs [INFO] finished tweaking git repo https://github.com/sfarqu/leetcode_rs [INFO] tweaked toml for git repo https://github.com/sfarqu/leetcode_rs written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/sfarqu/leetcode_rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 63b29b47b5f3f3f9af10707dbe376c0f2b12cd6a4f9a058625f5014d9cb0d3dd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "63b29b47b5f3f3f9af10707dbe376c0f2b12cd6a4f9a058625f5014d9cb0d3dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "63b29b47b5f3f3f9af10707dbe376c0f2b12cd6a4f9a058625f5014d9cb0d3dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63b29b47b5f3f3f9af10707dbe376c0f2b12cd6a4f9a058625f5014d9cb0d3dd", kill_on_drop: false }` [INFO] [stdout] 63b29b47b5f3f3f9af10707dbe376c0f2b12cd6a4f9a058625f5014d9cb0d3dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e155422e7dc64975c92a4d8b7616a2d0c591e29e00e99fe69fa451425c6f8d94 [INFO] running `Command { std: "docker" "start" "-a" "e155422e7dc64975c92a4d8b7616a2d0c591e29e00e99fe69fa451425c6f8d94", kill_on_drop: false }` [INFO] [stderr] Compiling leetcode_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `spiral_order` [INFO] [stdout] --> src/spiral_order.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn spiral_order(matrix: Vec>) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/middle_of_linked_list.rs:19:6 [INFO] [stdout] | [INFO] [stdout] 19 | fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `middle_node` [INFO] [stdout] --> src/middle_of_linked_list.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn middle_node(head: Option>) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/maximum_depth_binary_tree.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/maximum_depth_binary_tree.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `max_depth` [INFO] [stdout] --> src/maximum_depth_binary_tree.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn max_depth(root: Option>>) -> i32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/balancing_binary_search_tree.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/balancing_binary_search_tree.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `balance_bst` [INFO] [stdout] --> src/balancing_binary_search_tree.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn balance_bst(root: Option>>) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_list` [INFO] [stdout] --> src/balancing_binary_search_tree.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | fn get_list(root: Option>>, mut list: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_list_alt` [INFO] [stdout] --> src/balancing_binary_search_tree.rs:60:8 [INFO] [stdout] | [INFO] [stdout] 60 | fn get_list_alt(root: Option>>, list: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_tree` [INFO] [stdout] --> src/balancing_binary_search_tree.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 72 | fn build_tree(list: &[i32]) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `Command { std: "docker" "inspect" "e155422e7dc64975c92a4d8b7616a2d0c591e29e00e99fe69fa451425c6f8d94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e155422e7dc64975c92a4d8b7616a2d0c591e29e00e99fe69fa451425c6f8d94", kill_on_drop: false }` [INFO] [stdout] e155422e7dc64975c92a4d8b7616a2d0c591e29e00e99fe69fa451425c6f8d94 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ecfb45c04a52caef1aad89265502d92336d8fe2ea7cf19d976799dd2f6060cd6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ecfb45c04a52caef1aad89265502d92336d8fe2ea7cf19d976799dd2f6060cd6", kill_on_drop: false }` [INFO] [stderr] Compiling leetcode_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/maximum_depth_binary_tree.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/balancing_binary_search_tree.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_list_alt` [INFO] [stdout] --> src/balancing_binary_search_tree.rs:60:8 [INFO] [stdout] | [INFO] [stdout] 60 | fn get_list_alt(root: Option>>, list: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.47s [INFO] running `Command { std: "docker" "inspect" "ecfb45c04a52caef1aad89265502d92336d8fe2ea7cf19d976799dd2f6060cd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecfb45c04a52caef1aad89265502d92336d8fe2ea7cf19d976799dd2f6060cd6", kill_on_drop: false }` [INFO] [stdout] ecfb45c04a52caef1aad89265502d92336d8fe2ea7cf19d976799dd2f6060cd6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 15fe2e715725847cbfb7910d7744bf0f976e4e41c686048351c72f05632e2b80 [INFO] running `Command { std: "docker" "start" "-a" "15fe2e715725847cbfb7910d7744bf0f976e4e41c686048351c72f05632e2b80", kill_on_drop: false }` [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/maximum_depth_binary_tree.rs:18:10 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn new(val: i32) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/balancing_binary_search_tree.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(val: i32) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_list_alt` [INFO] [stderr] --> src/balancing_binary_search_tree.rs:60:8 [INFO] [stderr] | [INFO] [stderr] 60 | fn get_list_alt(root: Option>>, list: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `leetcode_rs` (bin "leetcode_rs" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/leetcode_rs-6a92b6025ea55c39) [INFO] [stdout] running 11 tests [INFO] [stdout] test balancing_binary_search_tree::test::basic_test ... ok [INFO] [stdout] test balancing_binary_search_tree::test::single_node_test ... ok [INFO] [stdout] test maximum_depth_binary_tree::test::test_trees ... ok [INFO] [stdout] test maximum_depth_binary_tree::test::test_max_depth ... ok [INFO] [stdout] test middle_of_linked_list::tests::test_basic ... ok [INFO] [stdout] test spiral_order::tests::test_larger_matrix ... ok [INFO] [stdout] test spiral_order::tests::test_basic ... ok [INFO] [stdout] test spiral_order::tests::test_single_element ... ok [INFO] [stdout] test spiral_order::tests::test_longer_matrix ... ok [INFO] [stdout] test spiral_order::tests::test_single_row ... ok [INFO] [stdout] test spiral_order::tests::test_wider_matrix ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "15fe2e715725847cbfb7910d7744bf0f976e4e41c686048351c72f05632e2b80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15fe2e715725847cbfb7910d7744bf0f976e4e41c686048351c72f05632e2b80", kill_on_drop: false }` [INFO] [stdout] 15fe2e715725847cbfb7910d7744bf0f976e4e41c686048351c72f05632e2b80