[INFO] cloning repository https://github.com/chenqimiao/mini_bitcask_rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chenqimiao/mini_bitcask_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenqimiao%2Fmini_bitcask_rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenqimiao%2Fmini_bitcask_rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bcf28eedf5e53f1eca9b4dede4e2fd46c08545bd [INFO] checking chenqimiao/mini_bitcask_rs against try#969026c535f4240ff7866ef11207dfda18a26af6 for pr-146504 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenqimiao%2Fmini_bitcask_rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/chenqimiao/mini_bitcask_rs [INFO] finished tweaking git repo https://github.com/chenqimiao/mini_bitcask_rs [INFO] tweaked toml for git repo https://github.com/chenqimiao/mini_bitcask_rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/chenqimiao/mini_bitcask_rs on toolchain 969026c535f4240ff7866ef11207dfda18a26af6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+969026c535f4240ff7866ef11207dfda18a26af6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/chenqimiao/mini_bitcask_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" "+969026c535f4240ff7866ef11207dfda18a26af6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+969026c535f4240ff7866ef11207dfda18a26af6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb4ef4b5cf98420fa7aa580355640c5651d40d8c63271accee72e79ed6d24287 [INFO] running `Command { std: "docker" "start" "-a" "fb4ef4b5cf98420fa7aa580355640c5651d40d8c63271accee72e79ed6d24287", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb4ef4b5cf98420fa7aa580355640c5651d40d8c63271accee72e79ed6d24287", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb4ef4b5cf98420fa7aa580355640c5651d40d8c63271accee72e79ed6d24287", kill_on_drop: false }` [INFO] [stdout] fb4ef4b5cf98420fa7aa580355640c5651d40d8c63271accee72e79ed6d24287 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+969026c535f4240ff7866ef11207dfda18a26af6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1644748ef29869e40de051e8df7a339849a7a413ea3eec17f76ad3f2a7513df1 [INFO] running `Command { std: "docker" "start" "-a" "1644748ef29869e40de051e8df7a339849a7a413ea3eec17f76ad3f2a7513df1", kill_on_drop: false }` [INFO] [stderr] Checking mini_bitcask_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type alias `KeyIdx` is never used [INFO] [stdout] --> src/bitcask.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | type KeyIdx = collections::HashMap, (u64, u32)>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Result` is never used [INFO] [stdout] --> src/bitcask.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | pub type Result = std::result::Result; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `KEY_VAL_COLUMN_LEN` is never used [INFO] [stdout] --> src/bitcask.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | const KEY_VAL_COLUMN_LEN: u8 = 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MERGE_FILE_TEMP_EXT` is never used [INFO] [stdout] --> src/bitcask.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const MERGE_FILE_TEMP_EXT: &str = "merge_ext"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MiniBitcask` is never constructed [INFO] [stdout] --> src/bitcask.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | struct MiniBitcask { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Log` is never constructed [INFO] [stdout] --> src/bitcask.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | struct Log { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `set`, `get`, `delete`, `merge`, and `flush` are never used [INFO] [stdout] --> src/bitcask.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 34 | impl MiniBitcask { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 35 | fn new(path: PathBuf) -> Result{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | fn set(&mut self, key: &[u8], val: Vec) -> Result<()>{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | fn get(&mut self, key: &[u8]) -> Result>> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 60 | fn delete(&mut self, key: &[u8]) -> Result<()>{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | fn merge(&mut self) -> Result<()>{ [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 90 | fn flush(&mut self) -> Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `load_memory`, `write_one_entry`, and `read_value` are never used [INFO] [stdout] --> src/bitcask.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 96 | impl Log { [INFO] [stdout] | -------- associated items in this implementation [INFO] [stdout] 97 | fn new(path: PathBuf) -> Result{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | fn load_memory(&self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 168 | fn write_one_entry(&mut self, key: &[u8], val: Option<&[u8]>) -> Result<(u64, u32)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 196 | fn read_value(&mut self, val_pos: u64, val_len: u32) -> Result>{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] running `Command { std: "docker" "inspect" "1644748ef29869e40de051e8df7a339849a7a413ea3eec17f76ad3f2a7513df1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1644748ef29869e40de051e8df7a339849a7a413ea3eec17f76ad3f2a7513df1", kill_on_drop: false }` [INFO] [stdout] 1644748ef29869e40de051e8df7a339849a7a413ea3eec17f76ad3f2a7513df1