[INFO] cloning repository https://github.com/raja-dettex/rusterine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raja-dettex/rusterine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraja-dettex%2Frusterine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraja-dettex%2Frusterine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a33510aa3fa325cc2e8691940cbc44c8cae7f15b [INFO] testing raja-dettex/rusterine against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraja-dettex%2Frusterine" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/raja-dettex/rusterine [INFO] finished tweaking git repo https://github.com/raja-dettex/rusterine [INFO] tweaked toml for git repo https://github.com/raja-dettex/rusterine written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/raja-dettex/rusterine on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/raja-dettex/rusterine 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d14ef49e6525883f62b4b4c92aae51e363572cb5cf1c6af4c9d0fa8ed71a556 [INFO] running `Command { std: "docker" "start" "-a" "5d14ef49e6525883f62b4b4c92aae51e363572cb5cf1c6af4c9d0fa8ed71a556", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d14ef49e6525883f62b4b4c92aae51e363572cb5cf1c6af4c9d0fa8ed71a556", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d14ef49e6525883f62b4b4c92aae51e363572cb5cf1c6af4c9d0fa8ed71a556", kill_on_drop: false }` [INFO] [stdout] 5d14ef49e6525883f62b4b4c92aae51e363572cb5cf1c6af4c9d0fa8ed71a556 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 09891cc521fbb77493524aea9d72014fc4b0562739558d1792936396c733c69f [INFO] running `Command { std: "docker" "start" "-a" "09891cc521fbb77493524aea9d72014fc4b0562739558d1792936396c733c69f", kill_on_drop: false }` [INFO] [stderr] Compiling smallvec v1.15.0 [INFO] [stderr] Compiling virtue v0.0.18 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling unty v0.0.4 [INFO] [stderr] Compiling anyhow v1.0.97 [INFO] [stderr] Compiling unicode-segmentation v1.12.0 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Compiling socket2 v0.5.9 [INFO] [stderr] Compiling mio v1.0.3 [INFO] [stderr] Compiling signal-hook-registry v1.4.2 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling parking_lot v0.12.3 [INFO] [stderr] Compiling bincode_derive v2.0.1 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling tokio v1.44.2 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling bincode v2.0.1 [INFO] [stderr] Compiling rusterine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Bytes`, `os::unix::fs::FileExt`, and `path::PathBuf` [INFO] [stdout] --> src/page.rs:1:62 [INFO] [stdout] | [INFO] [stdout] 1 | ...s::{self, File}, io::{self, Bytes, ErrorKind, Read, SeekFrom, Write}, os::unix::fs::FileExt, path::PathBuf}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Error` [INFO] [stdout] --> src/page.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/page.rs:170:23 [INFO] [stdout] | [INFO] [stdout] 170 | let page_id = (offset/ self.page_size); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 170 - let page_id = (offset/ self.page_size); [INFO] [stdout] 170 + let page_id = offset/ self.page_size; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fs::OpenOptions` [INFO] [stdout] --> src/storage.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fs::OpenOptions, io::{Error, Read}}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `PathBuf` and `hash::Hash` [INFO] [stdout] --> src/storage.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{collections::HashMap, hash::Hash, io::{self, ErrorKind}, path::{Path, PathBuf}}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ErrorKind` and `path::Path` [INFO] [stdout] --> src/journal.rs:1:63 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fs::{File, OpenOptions}, io::{self, BufRead, Error, ErrorKind, Read, Write}, path::Path}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufRead`, `BufReader`, and `BufWriter` [INFO] [stdout] --> src/main.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{BufRead, BufReader, BufWriter, Error, ErrorKind, Read, Write}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hash::Hash` [INFO] [stdout] --> src/main.rs:8:33 [INFO] [stdout] | [INFO] [stdout] 8 | use std::{collections::HashMap, hash::Hash, io, path::PathBuf}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `journal::WAL` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use journal::WAL; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `libc::printf` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use libc::printf; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/storage.rs:1:40 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fs::OpenOptions, io::{Error, Read}}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/journal.rs:1:74 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fs::{File, OpenOptions}, io::{self, BufRead, Error, ErrorKind, Read, Write}, path::Path}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/page.rs:103:96 [INFO] [stdout] | [INFO] [stdout] 103 | ...set, page_last_written_offset, size)) = if let Some(last_page_id) = self.pages.keys().max().copied() { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/page.rs:251:13 [INFO] [stdout] | [INFO] [stdout] 251 | for id in self.pages.keys().copied().collect::>() { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/journal.rs:22:18 [INFO] [stdout] | [INFO] [stdout] 22 | let mut file = File::open(file_path)?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/journal.rs:97:17 [INFO] [stdout] | [INFO] [stdout] 97 | let mut file = Self::create_file(self.dir_path.clone(), filepath.clone())?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `usize` [INFO] [stdout] --> src/journal.rs:122:32 [INFO] [stdout] | [INFO] [stdout] 122 | }).max_by_key(|(offset,usize)| *offset) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_usize` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/main.rs:68:23 [INFO] [stdout] | [INFO] [stdout] 68 | Ok((docs, size)) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:67:19 [INFO] [stdout] | [INFO] [stdout] 67 | .map_err(|err| std::io::Error::new(ErrorKind::BrokenPipe, "can not decode")) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/main.rs:211:10 [INFO] [stdout] | [INFO] [stdout] 211 | for (index, (content, path)) in file_contents.iter().enumerate() { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `page_id` is never read [INFO] [stdout] --> src/page.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Page { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 8 | page_id: usize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Page` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `flush_all` and `mark_dirty` are never used [INFO] [stdout] --> src/page.rs:250:12 [INFO] [stdout] | [INFO] [stdout] 67 | impl PageCacheManager { [INFO] [stdout] | --------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 250 | pub fn flush_all(&mut self) -> io::Result<()>{ [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 312 | pub fn mark_dirty(&mut self, id: usize) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `sync` is never used [INFO] [stdout] --> src/storage.rs:77:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl SegmentStore { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 77 | pub fn sync(&mut self) -> io::Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/page.rs:140:13 [INFO] [stdout] | [INFO] [stdout] 140 | self.evict(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 140 | let _ = self.evict(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/page.rs:242:17 [INFO] [stdout] | [INFO] [stdout] 242 | self.file.seek(SeekFrom::Start(begin_offset as u64)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 242 | let _ = self.file.seek(SeekFrom::Start(begin_offset as u64)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/page.rs:244:17 [INFO] [stdout] | [INFO] [stdout] 244 | self.file.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 244 | let _ = self.file.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/page.rs:270:33 [INFO] [stdout] | [INFO] [stdout] 270 | ... self.evict(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 270 | let _ = self.evict(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.30s [INFO] running `Command { std: "docker" "inspect" "09891cc521fbb77493524aea9d72014fc4b0562739558d1792936396c733c69f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09891cc521fbb77493524aea9d72014fc4b0562739558d1792936396c733c69f", kill_on_drop: false }` [INFO] [stdout] 09891cc521fbb77493524aea9d72014fc4b0562739558d1792936396c733c69f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 773457f92442164b5b4cfc88c8c2e7a335e6b8cb68f7cd71add380690583237e [INFO] running `Command { std: "docker" "start" "-a" "773457f92442164b5b4cfc88c8c2e7a335e6b8cb68f7cd71add380690583237e", kill_on_drop: false }` [INFO] [stderr] Compiling rusterine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Bytes`, `os::unix::fs::FileExt`, and `path::PathBuf` [INFO] [stdout] --> src/page.rs:1:62 [INFO] [stdout] | [INFO] [stdout] 1 | ...s::{self, File}, io::{self, Bytes, ErrorKind, Read, SeekFrom, Write}, os::unix::fs::FileExt, path::PathBuf}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Error` [INFO] [stdout] --> src/page.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/page.rs:170:23 [INFO] [stdout] | [INFO] [stdout] 170 | let page_id = (offset/ self.page_size); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 170 - let page_id = (offset/ self.page_size); [INFO] [stdout] 170 + let page_id = offset/ self.page_size; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fs::OpenOptions` [INFO] [stdout] --> src/storage.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fs::OpenOptions, io::{Error, Read}}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `PathBuf` and `hash::Hash` [INFO] [stdout] --> src/storage.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{collections::HashMap, hash::Hash, io::{self, ErrorKind}, path::{Path, PathBuf}}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ErrorKind` and `path::Path` [INFO] [stdout] --> src/journal.rs:1:63 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fs::{File, OpenOptions}, io::{self, BufRead, Error, ErrorKind, Read, Write}, path::Path}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufRead`, `BufReader`, and `BufWriter` [INFO] [stdout] --> src/main.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{BufRead, BufReader, BufWriter, Error, ErrorKind, Read, Write}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hash::Hash` [INFO] [stdout] --> src/main.rs:8:33 [INFO] [stdout] | [INFO] [stdout] 8 | use std::{collections::HashMap, hash::Hash, io, path::PathBuf}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `journal::WAL` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use journal::WAL; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `libc::printf` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use libc::printf; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/storage.rs:1:40 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fs::OpenOptions, io::{Error, Read}}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/journal.rs:1:74 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fs::{File, OpenOptions}, io::{self, BufRead, Error, ErrorKind, Read, Write}, path::Path}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/page.rs:103:96 [INFO] [stdout] | [INFO] [stdout] 103 | ...set, page_last_written_offset, size)) = if let Some(last_page_id) = self.pages.keys().max().copied() { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/page.rs:251:13 [INFO] [stdout] | [INFO] [stdout] 251 | for id in self.pages.keys().copied().collect::>() { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/journal.rs:22:18 [INFO] [stdout] | [INFO] [stdout] 22 | let mut file = File::open(file_path)?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/journal.rs:97:17 [INFO] [stdout] | [INFO] [stdout] 97 | let mut file = Self::create_file(self.dir_path.clone(), filepath.clone())?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `usize` [INFO] [stdout] --> src/journal.rs:122:32 [INFO] [stdout] | [INFO] [stdout] 122 | }).max_by_key(|(offset,usize)| *offset) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_usize` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/main.rs:68:23 [INFO] [stdout] | [INFO] [stdout] 68 | Ok((docs, size)) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:67:19 [INFO] [stdout] | [INFO] [stdout] 67 | .map_err(|err| std::io::Error::new(ErrorKind::BrokenPipe, "can not decode")) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/main.rs:211:10 [INFO] [stdout] | [INFO] [stdout] 211 | for (index, (content, path)) in file_contents.iter().enumerate() { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `page_id` is never read [INFO] [stdout] --> src/page.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Page { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 8 | page_id: usize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Page` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `flush_all` and `mark_dirty` are never used [INFO] [stdout] --> src/page.rs:250:12 [INFO] [stdout] | [INFO] [stdout] 67 | impl PageCacheManager { [INFO] [stdout] | --------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 250 | pub fn flush_all(&mut self) -> io::Result<()>{ [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 312 | pub fn mark_dirty(&mut self, id: usize) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `sync` is never used [INFO] [stdout] --> src/storage.rs:77:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl SegmentStore { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 77 | pub fn sync(&mut self) -> io::Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/page.rs:140:13 [INFO] [stdout] | [INFO] [stdout] 140 | self.evict(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 140 | let _ = self.evict(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/page.rs:242:17 [INFO] [stdout] | [INFO] [stdout] 242 | self.file.seek(SeekFrom::Start(begin_offset as u64)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 242 | let _ = self.file.seek(SeekFrom::Start(begin_offset as u64)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/page.rs:244:17 [INFO] [stdout] | [INFO] [stdout] 244 | self.file.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 244 | let _ = self.file.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/page.rs:270:33 [INFO] [stdout] | [INFO] [stdout] 270 | ... self.evict(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 270 | let _ = self.evict(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "773457f92442164b5b4cfc88c8c2e7a335e6b8cb68f7cd71add380690583237e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "773457f92442164b5b4cfc88c8c2e7a335e6b8cb68f7cd71add380690583237e", kill_on_drop: false }` [INFO] [stdout] 773457f92442164b5b4cfc88c8c2e7a335e6b8cb68f7cd71add380690583237e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b90e4c3580019964430e607cb984687be2618968d94952f7d1a9676ac796e897 [INFO] running `Command { std: "docker" "start" "-a" "b90e4c3580019964430e607cb984687be2618968d94952f7d1a9676ac796e897", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `Bytes`, `os::unix::fs::FileExt`, and `path::PathBuf` [INFO] [stderr] --> src/page.rs:1:62 [INFO] [stderr] | [INFO] [stderr] 1 | ...s::{self, File}, io::{self, Bytes, ErrorKind, Read, SeekFrom, Write}, os::unix::fs::FileExt, path::PathBuf}; [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Error` [INFO] [stderr] --> src/page.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/page.rs:170:23 [INFO] [stderr] | [INFO] [stderr] 170 | let page_id = (offset/ self.page_size); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 170 - let page_id = (offset/ self.page_size); [INFO] [stderr] 170 + let page_id = offset/ self.page_size; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused import: `fs::OpenOptions` [INFO] [stderr] --> src/storage.rs:1:11 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{fs::OpenOptions, io::{Error, Read}}; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `PathBuf` and `hash::Hash` [INFO] [stderr] --> src/storage.rs:4:33 [INFO] [stderr] | [INFO] [stderr] 4 | use std::{collections::HashMap, hash::Hash, io::{self, ErrorKind}, path::{Path, PathBuf}}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ErrorKind` and `path::Path` [INFO] [stderr] --> src/journal.rs:1:63 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{fs::{File, OpenOptions}, io::{self, BufRead, Error, ErrorKind, Read, Write}, path::Path}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufRead`, `BufReader`, and `BufWriter` [INFO] [stderr] --> src/main.rs:6:15 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::{BufRead, BufReader, BufWriter, Error, ErrorKind, Read, Write}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Add` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::ops::Add; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `hash::Hash` [INFO] [stderr] --> src/main.rs:8:33 [INFO] [stderr] | [INFO] [stderr] 8 | use std::{collections::HashMap, hash::Hash, io, path::PathBuf}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `journal::WAL` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use journal::WAL; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `libc::printf` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use libc::printf; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/storage.rs:1:40 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{fs::OpenOptions, io::{Error, Read}}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/journal.rs:1:74 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{fs::{File, OpenOptions}, io::{self, BufRead, Error, ErrorKind, Read, Write}, path::Path}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/page.rs:103:96 [INFO] [stderr] | [INFO] [stderr] 103 | ...set, page_last_written_offset, size)) = if let Some(last_page_id) = self.pages.keys().max().copied() { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/page.rs:251:13 [INFO] [stderr] | [INFO] [stderr] 251 | for id in self.pages.keys().copied().collect::>() { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/journal.rs:22:18 [INFO] [stderr] | [INFO] [stderr] 22 | let mut file = File::open(file_path)?; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/journal.rs:97:17 [INFO] [stderr] | [INFO] [stderr] 97 | let mut file = Self::create_file(self.dir_path.clone(), filepath.clone())?; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `usize` [INFO] [stderr] --> src/journal.rs:122:32 [INFO] [stderr] | [INFO] [stderr] 122 | }).max_by_key(|(offset,usize)| *offset) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_usize` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/main.rs:68:23 [INFO] [stderr] | [INFO] [stderr] 68 | Ok((docs, size)) => { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/main.rs:67:19 [INFO] [stderr] | [INFO] [stderr] 67 | .map_err(|err| std::io::Error::new(ErrorKind::BrokenPipe, "can not decode")) { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/main.rs:211:10 [INFO] [stderr] | [INFO] [stderr] 211 | for (index, (content, path)) in file_contents.iter().enumerate() { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: field `page_id` is never read [INFO] [stderr] --> src/page.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 7 | pub struct Page { [INFO] [stderr] | ---- field in this struct [INFO] [stderr] 8 | page_id: usize, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Page` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: methods `flush_all` and `mark_dirty` are never used [INFO] [stderr] --> src/page.rs:250:12 [INFO] [stderr] | [INFO] [stderr] 67 | impl PageCacheManager { [INFO] [stderr] | --------------------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 250 | pub fn flush_all(&mut self) -> io::Result<()>{ [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 312 | pub fn mark_dirty(&mut self, id: usize) -> std::io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `sync` is never used [INFO] [stderr] --> src/storage.rs:77:12 [INFO] [stderr] | [INFO] [stderr] 14 | impl SegmentStore { [INFO] [stderr] | ----------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 77 | pub fn sync(&mut self) -> io::Result<()> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/page.rs:140:13 [INFO] [stderr] | [INFO] [stderr] 140 | self.evict(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 140 | let _ = self.evict(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/page.rs:242:17 [INFO] [stderr] | [INFO] [stderr] 242 | self.file.seek(SeekFrom::Start(begin_offset as u64)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 242 | let _ = self.file.seek(SeekFrom::Start(begin_offset as u64)); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/page.rs:244:17 [INFO] [stderr] | [INFO] [stderr] 244 | self.file.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 244 | let _ = self.file.flush(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/page.rs:270:33 [INFO] [stderr] | [INFO] [stderr] 270 | ... self.evict(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 270 | let _ = self.evict(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `rusterine` (bin "rusterine" test) generated 28 warnings (run `cargo fix --bin "rusterine" --tests` to apply 13 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rusterine-851bb60034b69420) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test journal::test_wal ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- journal::test_wal stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'journal::test_wal' (24) panicked at src/journal.rs:150:37: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5d0bd41c91d2 - std::backtrace_rs::backtrace::libunwind::trace::h7cddb8376417e7cc [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5d0bd41c91d2 - std::backtrace_rs::backtrace::trace_unsynchronized::hb4e41acf4b349ff1 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5d0bd41c91d2 - std::sys::backtrace::_print_fmt::h1222b80910ba6eb5 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5d0bd41c91d2 - ::fmt::h5bb8a979ba5db788 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5d0bd41d959f - core::fmt::rt::Argument::fmt::h2ee2c138a50a7796 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5d0bd41d959f - core::fmt::write::h1e0dbf07fe3990bd [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5d0bd4196333 - std::io::default_write_fmt::h7d7ad5ed6a883d81 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5d0bd4196333 - std::io::Write::write_fmt::hc477d9325b345ece [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5d0bd41a22d2 - std::sys::backtrace::BacktraceLock::print::h788d486777205086 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5d0bd41a6ccf - std::panicking::default_hook::{{closure}}::ha7bdfeb5949fc0fa [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5d0bd41a6b61 - std::panicking::default_hook::h6dad75ec721846f4 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x5d0bd415fcbe - as core::ops::function::Fn>::call::h33799d04b0b96146 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 12: 0x5d0bd415fcbe - test::test_main_with_exit_callback::{{closure}}::h880e31c829a2eb5d [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5d0bd41a736e - as core::ops::function::Fn>::call::h5e1b8c652ea49180 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 14: 0x5d0bd41a736e - std::panicking::panic_with_hook::hba00e869ada17676 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x5d0bd41a713a - std::panicking::panic_handler::{{closure}}::h3d21149c258e5ceb [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x5d0bd41a2409 - std::sys::backtrace::__rust_end_short_backtrace::h4f5d9b9dfb3e6ec1 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x5d0bd418a00d - __rustc[9a7a9f9af7564de1]::rust_begin_unwind [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x5d0bd41e1210 - core::panicking::panic_fmt::h78e817a90331d98b [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x5d0bd41e07c6 - core::result::unwrap_failed::h3ce108722ad88f1e [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/result.rs:1852:5 [INFO] [stdout] 20: 0x5d0bd411b14b - core::result::Result::unwrap::hff9ddfd561c6bf5a [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/result.rs:1223:23 [INFO] [stdout] 21: 0x5d0bd411b14b - rusterine::journal::test_wal::h171c97bd92d964b8 [INFO] [stdout] at /opt/rustwide/workdir/src/journal.rs:150:37 [INFO] [stdout] 22: 0x5d0bd411b597 - rusterine::journal::test_wal::{{closure}}::h57663fe6af17a463 [INFO] [stdout] at /opt/rustwide/workdir/src/journal.rs:149:18 [INFO] [stdout] 23: 0x5d0bd4126516 - core::ops::function::FnOnce::call_once::h4272d125586c2477 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: 0x5d0bd415fabb - core::ops::function::FnOnce::call_once::h7f4b4fba903e39d5 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 25: 0x5d0bd415fabb - test::__rust_begin_short_backtrace::h9277cb6a2ccfc000 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x5d0bd4175565 - test::run_test_in_process::{{closure}}::h9aea5ca90d1f4423 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x5d0bd4175565 - as core::ops::function::FnOnce<()>>::call_once::h364f5fe6cc8afa85 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x5d0bd4175565 - std::panicking::catch_unwind::do_call::h2b2bec3317fe53ec [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x5d0bd4175565 - std::panicking::catch_unwind::hc3763734156da4af [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x5d0bd4175565 - std::panic::catch_unwind::h28038391e867eabc [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5d0bd4175565 - test::run_test_in_process::had0273166695a036 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x5d0bd4175565 - test::run_test::{{closure}}::h743d09d4bb476605 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x5d0bd414bf84 - test::run_test::{{closure}}::he950b8f9118d37e2 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x5d0bd414bf84 - std::sys::backtrace::__rust_begin_short_backtrace::hbfaffa6539f6abb7 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x5d0bd414f86a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcce3c2c65b9c3b20 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x5d0bd414f86a - as core::ops::function::FnOnce<()>>::call_once::hb66b30b6d37985a5 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x5d0bd414f86a - std::panicking::catch_unwind::do_call::h992bbe2c32dc1d79 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40 [INFO] [stdout] 38: 0x5d0bd414f86a - std::panicking::catch_unwind::h412991d5237de610 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19 [INFO] [stdout] 39: 0x5d0bd414f86a - std::panic::catch_unwind::ha82b139b3eb5840a [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5d0bd414f86a - std::thread::Builder::spawn_unchecked_::{{closure}}::ha823b36f5114938e [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x5d0bd414f86a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hf120e7b1db22ac07 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 42: 0x5d0bd419c5df - as core::ops::function::FnOnce>::call_once::h3e049222c99298ac [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 43: 0x5d0bd419c5df - std::sys::pal::unix::thread::Thread::new::thread_start::h942e336943ad5963 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/pal/unix/thread.rs:118:17 [INFO] [stdout] 44: 0x75f564d61aa4 - [INFO] [stdout] 45: 0x75f564deea34 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] journal::test_wal [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin rusterine` [INFO] running `Command { std: "docker" "inspect" "b90e4c3580019964430e607cb984687be2618968d94952f7d1a9676ac796e897", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b90e4c3580019964430e607cb984687be2618968d94952f7d1a9676ac796e897", kill_on_drop: false }` [INFO] [stdout] b90e4c3580019964430e607cb984687be2618968d94952f7d1a9676ac796e897