[INFO] cloning repository https://github.com/NavyD/leetcode-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NavyD/leetcode-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNavyD%2Fleetcode-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNavyD%2Fleetcode-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bf0ceffc326d0571ce578be0ce17e6beae65df04 [INFO] checking NavyD/leetcode-rust/bf0ceffc326d0571ce578be0ce17e6beae65df04 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNavyD%2Fleetcode-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/NavyD/leetcode-rust on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/NavyD/leetcode-rust [INFO] finished tweaking git repo https://github.com/NavyD/leetcode-rust [INFO] tweaked toml for git repo https://github.com/NavyD/leetcode-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 28 packages to latest compatible versions [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.1) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded leetcode_prelude v0.2.3 [INFO] [stderr] Downloaded leetcode_test v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e8a83e476f9371a2c5c957199acb4af6bc6c9fb09872137a10aa3bf4f2a1b1f1 [INFO] running `Command { std: "docker" "start" "-a" "e8a83e476f9371a2c5c957199acb4af6bc6c9fb09872137a10aa3bf4f2a1b1f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e8a83e476f9371a2c5c957199acb4af6bc6c9fb09872137a10aa3bf4f2a1b1f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8a83e476f9371a2c5c957199acb4af6bc6c9fb09872137a10aa3bf4f2a1b1f1", kill_on_drop: false }` [INFO] [stdout] e8a83e476f9371a2c5c957199acb4af6bc6c9fb09872137a10aa3bf4f2a1b1f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a33c57b42c6d9ecd2cf968d31bf4616a944a612d865012c1e3a572aec3335d95 [INFO] running `Command { std: "docker" "start" "-a" "a33c57b42c6d9ecd2cf968d31bf4616a944a612d865012c1e3a572aec3335d95", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling serde_json v1.0.127 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling itoa v1.0.11 [INFO] [stderr] Compiling ryu v1.0.18 [INFO] [stderr] Compiling base64 v0.13.1 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Compiling embed-doc-image v0.1.4 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling leetcode_test v0.1.2 [INFO] [stderr] Checking leetcode_prelude v0.2.3 [INFO] [stderr] Checking leetcode-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `LRUCache` is never used [INFO] [stdout] --> src/lru_cache.rs:118:7 [INFO] [stdout] | [INFO] [stdout] 118 | trait LRUCache: Sized { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `key`, `val`, `prev`, and `next` are never read [INFO] [stdout] --> src/lru_cache.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 8 | struct Node { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 9 | key: i32, [INFO] [stdout] | ^^^ [INFO] [stdout] 10 | val: i32, [INFO] [stdout] | ^^^ [INFO] [stdout] 11 | prev: Option>>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 12 | next: Option>>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Node` has derived impls for the traits `Default` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `head`, `tail`, `size`, `capacity`, and `cache` are never read [INFO] [stdout] --> src/lru_cache.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Solution { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 27 | head: Rc>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 28 | tail: Rc>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 29 | size: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 30 | capacity: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 31 | cache: HashMap>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `move_to_head`, `add_to_head`, `remove_node`, and `remove_tail` are never used [INFO] [stdout] --> src/lru_cache.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 34 | impl Solution { [INFO] [stdout] | ------------- methods in this implementation [INFO] [stdout] 35 | fn move_to_head(&self, node: Rc>) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | fn add_to_head(&self, node: Rc>) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | fn remove_node(&self, node: Rc>) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | fn remove_tail(&self) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `RangeModule` is never used [INFO] [stdout] --> src/range_module.rs:107:7 [INFO] [stdout] | [INFO] [stdout] 107 | trait RangeModule { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `map` is never read [INFO] [stdout] --> src/range_module.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Solution { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 27 | map: BTreeMap, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Solution` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.75s [INFO] running `Command { std: "docker" "inspect" "a33c57b42c6d9ecd2cf968d31bf4616a944a612d865012c1e3a572aec3335d95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a33c57b42c6d9ecd2cf968d31bf4616a944a612d865012c1e3a572aec3335d95", kill_on_drop: false }` [INFO] [stdout] a33c57b42c6d9ecd2cf968d31bf4616a944a612d865012c1e3a572aec3335d95