[INFO] cloning repository https://github.com/Guocork/kv-storage [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Guocork/kv-storage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuocork%2Fkv-storage", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuocork%2Fkv-storage'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e492067a317dd3cfb43f680b44623eb285c2a578 [INFO] building Guocork/kv-storage against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuocork%2Fkv-storage" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Guocork/kv-storage on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Guocork/kv-storage [INFO] finished tweaking git repo https://github.com/Guocork/kv-storage [INFO] tweaked toml for git repo https://github.com/Guocork/kv-storage written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Guocork/kv-storage 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fs4 v0.8.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 33d93cff58cb6b39a7ab8f19c8e8d863d3096d3fd0c9ce9b990edc7cb786b505 [INFO] running `Command { std: "docker" "start" "-a" "33d93cff58cb6b39a7ab8f19c8e8d863d3096d3fd0c9ce9b990edc7cb786b505", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "33d93cff58cb6b39a7ab8f19c8e8d863d3096d3fd0c9ce9b990edc7cb786b505", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33d93cff58cb6b39a7ab8f19c8e8d863d3096d3fd0c9ce9b990edc7cb786b505", kill_on_drop: false }` [INFO] [stdout] 33d93cff58cb6b39a7ab8f19c8e8d863d3096d3fd0c9ce9b990edc7cb786b505 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dec7504a9370bc2c9f1badd675d0c118ed0f6ba8f8da9a070b5c84879cab34fe [INFO] running `Command { std: "docker" "start" "-a" "dec7504a9370bc2c9f1badd675d0c118ed0f6ba8f8da9a070b5c84879cab34fe", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Compiling bitflags v2.5.0 [INFO] [stderr] Compiling linux-raw-sys v0.4.14 [INFO] [stderr] Compiling fs4 v0.8.3 [INFO] [stderr] Compiling kv-storage v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `BufReader`, `BufWriter`, `SeekFrom`, `Seek`, `collections::btree_map`, `error`, `ops::Bound`, and `self` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | collections::btree_map, error, io::{BufReader, BufWriter, Read, Seek, SeekFrom, Write}, ops::Bound, path::{self, PathBuf} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ ^^^^^ ^^^^^^^^^ ^^^^^^^^^ ^^^^ ^^^^^^^^ ^^^^^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/lib.rs:3:85 [INFO] [stdout] | [INFO] [stdout] 3 | collections::btree_map, error, io::{BufReader, BufWriter, Read, Seek, SeekFrom, Write}, ops::Bound, path::{self, PathBuf} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/lib.rs:3:63 [INFO] [stdout] | [INFO] [stdout] 3 | collections::btree_map, error, io::{BufReader, BufWriter, Read, Seek, SeekFrom, Write}, ops::Bound, path::{self, PathBuf} [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `KEY_VAL_HEADER_LEN` is never used [INFO] [stdout] --> src/lib.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | const KEY_VAL_HEADER_LEN: u32 = 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MERGE_FILE_EXT` is never used [INFO] [stdout] --> src/lib.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | const MERGE_FILE_EXT: &str = "merge"; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `path` and `file` are never read [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 14 | struct Log { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 15 | path: PathBuf, // 路径缓冲区 let path1 = PathBuf::from("some/directory/file.txt"); PathBuf 本身是用于表示单个文件系统路径 ... [INFO] [stdout] | ^^^^ [INFO] [stdout] 16 | file: std::fs::File // File 结构体允许你打开、创建、读取和写入文件。 [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `log` and `keydir` are never read [INFO] [stdout] --> src/lib.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct MiniBitcask { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 20 | log: Log, [INFO] [stdout] | ^^^ [INFO] [stdout] 21 | keydir: KeyDir [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/lib.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 24 | impl Log { [INFO] [stdout] | -------- associated function in this implementation [INFO] [stdout] 25 | fn new(path: PathBuf) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.61s [INFO] running `Command { std: "docker" "inspect" "dec7504a9370bc2c9f1badd675d0c118ed0f6ba8f8da9a070b5c84879cab34fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dec7504a9370bc2c9f1badd675d0c118ed0f6ba8f8da9a070b5c84879cab34fe", kill_on_drop: false }` [INFO] [stdout] dec7504a9370bc2c9f1badd675d0c118ed0f6ba8f8da9a070b5c84879cab34fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be4cf4c80c265a18a515bd08bea9d2706ecff38439656ff06280c4621030eff4 [INFO] running `Command { std: "docker" "start" "-a" "be4cf4c80c265a18a515bd08bea9d2706ecff38439656ff06280c4621030eff4", kill_on_drop: false }` [INFO] [stdout] warning: unused imports: `BufReader`, `BufWriter`, `SeekFrom`, `Seek`, `collections::btree_map`, `error`, `ops::Bound`, and `self` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | collections::btree_map, error, io::{BufReader, BufWriter, Read, Seek, SeekFrom, Write}, ops::Bound, path::{self, PathBuf} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ ^^^^^ ^^^^^^^^^ ^^^^^^^^^ ^^^^ ^^^^^^^^ ^^^^^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/lib.rs:3:85 [INFO] [stdout] | [INFO] [stdout] 3 | collections::btree_map, error, io::{BufReader, BufWriter, Read, Seek, SeekFrom, Write}, ops::Bound, path::{self, PathBuf} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling kv-storage v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/lib.rs:3:63 [INFO] [stdout] | [INFO] [stdout] 3 | collections::btree_map, error, io::{BufReader, BufWriter, Read, Seek, SeekFrom, Write}, ops::Bound, path::{self, PathBuf} [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `KEY_VAL_HEADER_LEN` is never used [INFO] [stdout] --> src/lib.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | const KEY_VAL_HEADER_LEN: u32 = 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MERGE_FILE_EXT` is never used [INFO] [stdout] --> src/lib.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | const MERGE_FILE_EXT: &str = "merge"; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `path` and `file` are never read [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 14 | struct Log { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 15 | path: PathBuf, // 路径缓冲区 let path1 = PathBuf::from("some/directory/file.txt"); PathBuf 本身是用于表示单个文件系统路径 ... [INFO] [stdout] | ^^^^ [INFO] [stdout] 16 | file: std::fs::File // File 结构体允许你打开、创建、读取和写入文件。 [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `log` and `keydir` are never read [INFO] [stdout] --> src/lib.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct MiniBitcask { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 20 | log: Log, [INFO] [stdout] | ^^^ [INFO] [stdout] 21 | keydir: KeyDir [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/lib.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 24 | impl Log { [INFO] [stdout] | -------- associated function in this implementation [INFO] [stdout] 25 | fn new(path: PathBuf) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufReader`, `BufWriter`, `SeekFrom`, `Seek`, `collections::btree_map`, `error`, `ops::Bound`, and `self` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | collections::btree_map, error, io::{BufReader, BufWriter, Read, Seek, SeekFrom, Write}, ops::Bound, path::{self, PathBuf} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ ^^^^^ ^^^^^^^^^ ^^^^^^^^^ ^^^^ ^^^^^^^^ ^^^^^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/lib.rs:3:85 [INFO] [stdout] | [INFO] [stdout] 3 | collections::btree_map, error, io::{BufReader, BufWriter, Read, Seek, SeekFrom, Write}, ops::Bound, path::{self, PathBuf} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/lib.rs:3:63 [INFO] [stdout] | [INFO] [stdout] 3 | collections::btree_map, error, io::{BufReader, BufWriter, Read, Seek, SeekFrom, Write}, ops::Bound, path::{self, PathBuf} [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `KEY_VAL_HEADER_LEN` is never used [INFO] [stdout] --> src/lib.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | const KEY_VAL_HEADER_LEN: u32 = 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MERGE_FILE_EXT` is never used [INFO] [stdout] --> src/lib.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | const MERGE_FILE_EXT: &str = "merge"; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `path` and `file` are never read [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 14 | struct Log { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 15 | path: PathBuf, // 路径缓冲区 let path1 = PathBuf::from("some/directory/file.txt"); PathBuf 本身是用于表示单个文件系统路径 ... [INFO] [stdout] | ^^^^ [INFO] [stdout] 16 | file: std::fs::File // File 结构体允许你打开、创建、读取和写入文件。 [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `log` and `keydir` are never read [INFO] [stdout] --> src/lib.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct MiniBitcask { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 20 | log: Log, [INFO] [stdout] | ^^^ [INFO] [stdout] 21 | keydir: KeyDir [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/lib.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 24 | impl Log { [INFO] [stdout] | -------- associated function in this implementation [INFO] [stdout] 25 | fn new(path: PathBuf) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] running `Command { std: "docker" "inspect" "be4cf4c80c265a18a515bd08bea9d2706ecff38439656ff06280c4621030eff4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be4cf4c80c265a18a515bd08bea9d2706ecff38439656ff06280c4621030eff4", kill_on_drop: false }` [INFO] [stdout] be4cf4c80c265a18a515bd08bea9d2706ecff38439656ff06280c4621030eff4