[INFO] cloning repository https://github.com/harukikaneko/rust-algorithms-practise [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/harukikaneko/rust-algorithms-practise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharukikaneko%2Frust-algorithms-practise", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharukikaneko%2Frust-algorithms-practise'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2b97fdc3310f815b3e69e35343d4ea7c576a4478 [INFO] testing harukikaneko/rust-algorithms-practise against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharukikaneko%2Frust-algorithms-practise" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/harukikaneko/rust-algorithms-practise [INFO] finished tweaking git repo https://github.com/harukikaneko/rust-algorithms-practise [INFO] tweaked toml for git repo https://github.com/harukikaneko/rust-algorithms-practise written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/harukikaneko/rust-algorithms-practise on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/harukikaneko/rust-algorithms-practise 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b558b68534ce987b7b296aaed0df37299a27a5e200766608a60484eb02ab8251 [INFO] running `Command { std: "docker" "start" "-a" "b558b68534ce987b7b296aaed0df37299a27a5e200766608a60484eb02ab8251", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b558b68534ce987b7b296aaed0df37299a27a5e200766608a60484eb02ab8251", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b558b68534ce987b7b296aaed0df37299a27a5e200766608a60484eb02ab8251", kill_on_drop: false }` [INFO] [stdout] b558b68534ce987b7b296aaed0df37299a27a5e200766608a60484eb02ab8251 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5fc175ee448292c2e863b9dfb7f3ed666a259c20c4e0addb60effcd1fbbc1bd [INFO] running `Command { std: "docker" "start" "-a" "c5fc175ee448292c2e863b9dfb7f3ed666a259c20c4e0addb60effcd1fbbc1bd", kill_on_drop: false }` [INFO] [stderr] Compiling rust_algorithm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Stack` is never constructed [INFO] [stdout] --> algorithms/stack_queue.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct Stack { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `push`, `pop`, and `is_empty` are never used [INFO] [stdout] --> algorithms/stack_queue.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl Stack { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 7 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 13 | pub fn push(&mut self, value: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | pub fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Queue` is never constructed [INFO] [stdout] --> algorithms/stack_queue.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct Queue { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `push_front`, `push_back`, `pop_front`, `pop_back`, and `is_empty` are never used [INFO] [stdout] --> algorithms/stack_queue.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 38 | impl Queue { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 39 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | pub fn push_front(&mut self, value: usize) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn push_back(&mut self, value: usize) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | pub fn pop_front(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn pop_back(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TreeNode` is never constructed [INFO] [stdout] --> algorithms/tree_node.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct TreeNode { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `binary_tree` is never used [INFO] [stdout] --> algorithms/tree_node.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn binary_tree(p: Option>, q: Option>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s [INFO] running `Command { std: "docker" "inspect" "c5fc175ee448292c2e863b9dfb7f3ed666a259c20c4e0addb60effcd1fbbc1bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5fc175ee448292c2e863b9dfb7f3ed666a259c20c4e0addb60effcd1fbbc1bd", kill_on_drop: false }` [INFO] [stdout] c5fc175ee448292c2e863b9dfb7f3ed666a259c20c4e0addb60effcd1fbbc1bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6319c5a55ae1b276ebcc6e85dfaa4e0704eb3734422a6d43b389b7ddd18665c0 [INFO] running `Command { std: "docker" "start" "-a" "6319c5a55ae1b276ebcc6e85dfaa4e0704eb3734422a6d43b389b7ddd18665c0", kill_on_drop: false }` [INFO] [stderr] Compiling rust_algorithm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "6319c5a55ae1b276ebcc6e85dfaa4e0704eb3734422a6d43b389b7ddd18665c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6319c5a55ae1b276ebcc6e85dfaa4e0704eb3734422a6d43b389b7ddd18665c0", kill_on_drop: false }` [INFO] [stdout] 6319c5a55ae1b276ebcc6e85dfaa4e0704eb3734422a6d43b389b7ddd18665c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fc53adf490e1a425053aae7235126a3aa5691137edae2dd6f35ecc2f47fbd1a6 [INFO] running `Command { std: "docker" "start" "-a" "fc53adf490e1a425053aae7235126a3aa5691137edae2dd6f35ecc2f47fbd1a6", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests main.rs (/opt/rustwide/target/debug/deps/rust_algorithm-0c8c316a6642c7cf) [INFO] [stdout] running 10 tests [INFO] [stdout] test algorithms::search::tests::test_binary_search ... ok [INFO] [stdout] test algorithms::search::tests::test_linear_search ... ok [INFO] [stdout] test algorithms::stack_queue::tests::test_stack ... ok [INFO] [stdout] test algorithms::stack_queue::tests::test_fifo ... ok [INFO] [stdout] test algorithms::stack_queue::tests::test_queue ... ok [INFO] [stdout] test algorithms::stack_queue::tests::test_simple_lifo ... ok [INFO] [stdout] test algorithms::search::tests::test_binary_search_case_empty ... ok [INFO] [stdout] test algorithms::search::tests::test_binary_search_for_nonexistent_element ... ok [INFO] [stdout] test algorithms::tree_node::tests::test_binary_tree_case_equal_tree ... ok [INFO] [stdout] test algorithms::tree_node::tests::test_binary_tree_case_not_equal_tree ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fc53adf490e1a425053aae7235126a3aa5691137edae2dd6f35ecc2f47fbd1a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc53adf490e1a425053aae7235126a3aa5691137edae2dd6f35ecc2f47fbd1a6", kill_on_drop: false }` [INFO] [stdout] fc53adf490e1a425053aae7235126a3aa5691137edae2dd6f35ecc2f47fbd1a6