[INFO] cloning repository https://github.com/einQimiaozi/batioDB [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/einQimiaozi/batioDB" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FeinQimiaozi%2FbatioDB", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FeinQimiaozi%2FbatioDB'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 03fa50952af051f4e2e364ec1b663176a7208715 [INFO] checking einQimiaozi/batioDB against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FeinQimiaozi%2FbatioDB" "/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/einQimiaozi/batioDB on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/einQimiaozi/batioDB [INFO] finished tweaking git repo https://github.com/einQimiaozi/batioDB [INFO] tweaked toml for git repo https://github.com/einQimiaozi/batioDB written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/einQimiaozi/batioDB 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crc-any v2.4.3 [INFO] [stderr] Downloaded mio v0.8.3 [INFO] [stderr] Downloaded tokio v1.18.2 [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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ad8af45ef6788a41ba1db3b7d3cff4b6f1eddd01a9f16b8d4dfd96bec1b23848 [INFO] running `Command { std: "docker" "start" "-a" "ad8af45ef6788a41ba1db3b7d3cff4b6f1eddd01a9f16b8d4dfd96bec1b23848", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad8af45ef6788a41ba1db3b7d3cff4b6f1eddd01a9f16b8d4dfd96bec1b23848", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad8af45ef6788a41ba1db3b7d3cff4b6f1eddd01a9f16b8d4dfd96bec1b23848", kill_on_drop: false }` [INFO] [stdout] ad8af45ef6788a41ba1db3b7d3cff4b6f1eddd01a9f16b8d4dfd96bec1b23848 [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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3bab99a0ae278aa149beef968b93549b4579ca11e584bffb743a636f723cab39 [INFO] running `Command { std: "docker" "start" "-a" "3bab99a0ae278aa149beef968b93549b4579ca11e584bffb743a636f723cab39", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking debug-helper v0.3.13 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking crc-any v2.4.3 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking mio v0.8.3 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Checking tokio v1.18.2 [INFO] [stderr] Checking serde_yaml v0.8.24 [INFO] [stderr] Checking batioDB v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `QUERY` [INFO] [stdout] --> src/db.rs:4:41 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::operations::{DELETE, INSERT, QUERY}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `QUERY` [INFO] [stdout] --> src/db.rs:4:41 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::operations::{DELETE, INSERT, QUERY}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `QUERY` [INFO] [stdout] --> src/db_file.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::operations::{INSERT, QUERY}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `QUERY` [INFO] [stdout] --> src/db_file.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::operations::{INSERT, QUERY}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io` [INFO] [stdout] --> src/config.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{fs, io}; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io` [INFO] [stdout] --> src/config.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{fs, io}; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Deserializer` [INFO] [stdout] --> src/config.rs:5:37 [INFO] [stdout] | [INFO] [stdout] 5 | use serde::{Serialize, Deserialize, Deserializer}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Deserializer` [INFO] [stdout] --> src/config.rs:5:37 [INFO] [stdout] | [INFO] [stdout] 5 | use serde::{Serialize, Deserialize, Deserializer}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/service.rs:46:25 [INFO] [stdout] | [INFO] [stdout] 46 | let mut value = String::new(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/service.rs:46:25 [INFO] [stdout] | [INFO] [stdout] 46 | let mut value = String::new(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/service.rs:39:14 [INFO] [stdout] | [INFO] [stdout] 39 | let (mut tx, mut rx):(Sender, Receiver) = mpsc::channel(channel_cap); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/service.rs:39:14 [INFO] [stdout] | [INFO] [stdout] 39 | let (mut tx, mut rx):(Sender, Receiver) = mpsc::channel(channel_cap); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/entry.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut status_bytes = unsafe { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut db_index: BTreeMap = DB::scan_index(&mut db_file); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | let mut offset: u64; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | let mut offset: u64; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/entry.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut status_bytes = unsafe { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut db_index: BTreeMap = DB::scan_index(&mut db_file); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:94:13 [INFO] [stdout] | [INFO] [stdout] 94 | let mut new_index: BTreeMap = self.db_index.clone(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | let mut offset: u64; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | let mut offset: u64; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:94:13 [INFO] [stdout] | [INFO] [stdout] 94 | let mut new_index: BTreeMap = self.db_index.clone(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | let mut db = DB::new(config.db_path.clone()); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | let mut db = DB::new(config.db_path.clone()); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `QUERY` is never used [INFO] [stdout] --> src/operations.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub const QUERY: u8 = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `UPDATE` is never used [INFO] [stdout] --> src/operations.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub const UPDATE: u8 = 2; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `file_path` is never read [INFO] [stdout] --> src/db.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct DB { [INFO] [stdout] | -- field in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | file_path: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_entry` and `garbage_collection` are never used [INFO] [stdout] --> src/db.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl DB { [INFO] [stdout] | ------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 67 | pub fn get_entry(&mut self, key: String) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 91 | pub fn garbage_collection(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `default` is never used [INFO] [stdout] --> src/config.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl DBConfig { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn default() -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/db.rs:53:18 [INFO] [stdout] | [INFO] [stdout] 53 | Some(T) => offset = *T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/db.rs:70:18 [INFO] [stdout] | [INFO] [stdout] 70 | Some(T) => offset = *T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `QUERY` is never used [INFO] [stdout] --> src/operations.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub const QUERY: u8 = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `UPDATE` is never used [INFO] [stdout] --> src/operations.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub const UPDATE: u8 = 2; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `file_path` is never read [INFO] [stdout] --> src/db.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct DB { [INFO] [stdout] | -- field in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | file_path: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_entry` and `garbage_collection` are never used [INFO] [stdout] --> src/db.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl DB { [INFO] [stdout] | ------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 67 | pub fn get_entry(&mut self, key: String) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 91 | pub fn garbage_collection(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `default` is never used [INFO] [stdout] --> src/config.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl DBConfig { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn default() -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/db.rs:53:18 [INFO] [stdout] | [INFO] [stdout] 53 | Some(T) => offset = *T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/db.rs:70:18 [INFO] [stdout] | [INFO] [stdout] 70 | Some(T) => offset = *T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | std::fs::remove_file(self.file_path.clone()); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 102 | let _ = std::fs::remove_file(self.file_path.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | std::fs::remove_file("gc_tmp_file.data".to_string()); [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] 105 | let _ = std::fs::remove_file("gc_tmp_file.data".to_string()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db_file.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | self.file.read(&mut buffer); [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] 32 | let _ = self.file.read(&mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db_file.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | self.file.read(&mut buffer); [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] 41 | let _ = self.file.read(&mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/service.rs:51:34 [INFO] [stdout] | [INFO] [stdout] 51 | ... Some(T) => T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/service.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | message.resp.send(value.into_bytes()); [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] 71 | let _ = message.resp.send(value.into_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/service.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | tx.send(message).await; [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] 98 | let _ = tx.send(message).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/parse.rs:31:16 [INFO] [stdout] | [INFO] [stdout] 31 | Ok(T) => T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | std::fs::remove_file(self.file_path.clone()); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 102 | let _ = std::fs::remove_file(self.file_path.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | std::fs::remove_file("gc_tmp_file.data".to_string()); [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] 105 | let _ = std::fs::remove_file("gc_tmp_file.data".to_string()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db_file.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | self.file.read(&mut buffer); [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] 32 | let _ = self.file.read(&mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db_file.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | self.file.read(&mut buffer); [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] 41 | let _ = self.file.read(&mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/service.rs:51:34 [INFO] [stdout] | [INFO] [stdout] 51 | ... Some(T) => T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/service.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | message.resp.send(value.into_bytes()); [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] 71 | let _ = message.resp.send(value.into_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/service.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | tx.send(message).await; [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] 98 | let _ = tx.send(message).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/parse.rs:31:16 [INFO] [stdout] | [INFO] [stdout] 31 | Ok(T) => T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.91s [INFO] running `Command { std: "docker" "inspect" "3bab99a0ae278aa149beef968b93549b4579ca11e584bffb743a636f723cab39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bab99a0ae278aa149beef968b93549b4579ca11e584bffb743a636f723cab39", kill_on_drop: false }` [INFO] [stdout] 3bab99a0ae278aa149beef968b93549b4579ca11e584bffb743a636f723cab39 [INFO] checking einQimiaozi/batioDB against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FeinQimiaozi%2FbatioDB" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/einQimiaozi/batioDB on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/einQimiaozi/batioDB [INFO] finished tweaking git repo https://github.com/einQimiaozi/batioDB [INFO] tweaked toml for git repo https://github.com/einQimiaozi/batioDB written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/einQimiaozi/batioDB 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83f4201907e57037bff02831a401d641292907fa1425464ec22238a54458b42e [INFO] running `Command { std: "docker" "start" "-a" "83f4201907e57037bff02831a401d641292907fa1425464ec22238a54458b42e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83f4201907e57037bff02831a401d641292907fa1425464ec22238a54458b42e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83f4201907e57037bff02831a401d641292907fa1425464ec22238a54458b42e", kill_on_drop: false }` [INFO] [stdout] 83f4201907e57037bff02831a401d641292907fa1425464ec22238a54458b42e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ee4b9c0321f9cf93b25d4c246253e4b4cfcf078aaf4e99b404d79213ff3e233c [INFO] running `Command { std: "docker" "start" "-a" "ee4b9c0321f9cf93b25d4c246253e4b4cfcf078aaf4e99b404d79213ff3e233c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking debug-helper v0.3.13 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking crc-any v2.4.3 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.8.3 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Checking tokio v1.18.2 [INFO] [stderr] Checking serde_yaml v0.8.24 [INFO] [stderr] Checking batioDB v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `QUERY` [INFO] [stdout] --> src/db.rs:4:41 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::operations::{DELETE, INSERT, QUERY}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `QUERY` [INFO] [stdout] --> src/db_file.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::operations::{INSERT, QUERY}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io` [INFO] [stdout] --> src/config.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{fs, io}; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Deserializer` [INFO] [stdout] --> src/config.rs:5:37 [INFO] [stdout] | [INFO] [stdout] 5 | use serde::{Serialize, Deserialize, Deserializer}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `QUERY` [INFO] [stdout] --> src/db.rs:4:41 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::operations::{DELETE, INSERT, QUERY}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `QUERY` [INFO] [stdout] --> src/db_file.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::operations::{INSERT, QUERY}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io` [INFO] [stdout] --> src/config.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{fs, io}; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Deserializer` [INFO] [stdout] --> src/config.rs:5:37 [INFO] [stdout] | [INFO] [stdout] 5 | use serde::{Serialize, Deserialize, Deserializer}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/service.rs:46:25 [INFO] [stdout] | [INFO] [stdout] 46 | let mut value = String::new(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/service.rs:46:25 [INFO] [stdout] | [INFO] [stdout] 46 | let mut value = String::new(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/service.rs:39:14 [INFO] [stdout] | [INFO] [stdout] 39 | let (mut tx, mut rx):(Sender, Receiver) = mpsc::channel(channel_cap); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/service.rs:39:14 [INFO] [stdout] | [INFO] [stdout] 39 | let (mut tx, mut rx):(Sender, Receiver) = mpsc::channel(channel_cap); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/entry.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut status_bytes = unsafe { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/entry.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut status_bytes = unsafe { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut db_index: BTreeMap = DB::scan_index(&mut db_file); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut db_index: BTreeMap = DB::scan_index(&mut db_file); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | let mut offset: u64; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | let mut offset: u64; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | let mut offset: u64; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | let mut offset: u64; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:94:13 [INFO] [stdout] | [INFO] [stdout] 94 | let mut new_index: BTreeMap = self.db_index.clone(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/db.rs:94:13 [INFO] [stdout] | [INFO] [stdout] 94 | let mut new_index: BTreeMap = self.db_index.clone(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | let mut db = DB::new(config.db_path.clone()); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | let mut db = DB::new(config.db_path.clone()); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `QUERY` is never used [INFO] [stdout] --> src/operations.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub const QUERY: u8 = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `QUERY` is never used [INFO] [stdout] --> src/operations.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub const QUERY: u8 = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `UPDATE` is never used [INFO] [stdout] --> src/operations.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub const UPDATE: u8 = 2; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `UPDATE` is never used [INFO] [stdout] --> src/operations.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub const UPDATE: u8 = 2; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `file_path` is never read [INFO] [stdout] --> src/db.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct DB { [INFO] [stdout] | -- field in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | file_path: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `file_path` is never read [INFO] [stdout] --> src/db.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct DB { [INFO] [stdout] | -- field in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | file_path: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_entry` and `garbage_collection` are never used [INFO] [stdout] --> src/db.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl DB { [INFO] [stdout] | ------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 67 | pub fn get_entry(&mut self, key: String) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 91 | pub fn garbage_collection(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_entry` and `garbage_collection` are never used [INFO] [stdout] --> src/db.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl DB { [INFO] [stdout] | ------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 67 | pub fn get_entry(&mut self, key: String) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 91 | pub fn garbage_collection(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `default` is never used [INFO] [stdout] --> src/config.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl DBConfig { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn default() -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `default` is never used [INFO] [stdout] --> src/config.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl DBConfig { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn default() -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/db.rs:53:18 [INFO] [stdout] | [INFO] [stdout] 53 | Some(T) => offset = *T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/db.rs:53:18 [INFO] [stdout] | [INFO] [stdout] 53 | Some(T) => offset = *T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/db.rs:70:18 [INFO] [stdout] | [INFO] [stdout] 70 | Some(T) => offset = *T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/db.rs:70:18 [INFO] [stdout] | [INFO] [stdout] 70 | Some(T) => offset = *T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | std::fs::remove_file(self.file_path.clone()); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 102 | let _ = std::fs::remove_file(self.file_path.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | std::fs::remove_file(self.file_path.clone()); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 102 | let _ = std::fs::remove_file(self.file_path.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | std::fs::remove_file("gc_tmp_file.data".to_string()); [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] 105 | let _ = std::fs::remove_file("gc_tmp_file.data".to_string()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | std::fs::remove_file("gc_tmp_file.data".to_string()); [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] 105 | let _ = std::fs::remove_file("gc_tmp_file.data".to_string()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/db_file.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 18 | let db_file = OpenOptions::new().create(true).append(true).read(true).open(path).expect("DBFile Error"); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 19 | let offset = db_file.metadata().unwrap().len(); [INFO] [stdout] 20 | Ok(DBFile{ [INFO] [stdout] | ____________^ [INFO] [stdout] 21 | | file: db_file, [INFO] [stdout] 22 | | offset: offset, [INFO] [stdout] 23 | | }) [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/db_file.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 18 | let db_file = OpenOptions::new().create(true).append(true).read(true).open(path).expect("DBFile Error"); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 19 | let offset = db_file.metadata().unwrap().len(); [INFO] [stdout] 20 | Ok(DBFile{ [INFO] [stdout] | ____________^ [INFO] [stdout] 21 | | file: db_file, [INFO] [stdout] 22 | | offset: offset, [INFO] [stdout] 23 | | }) [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db_file.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | self.file.read(&mut buffer); [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] 32 | let _ = self.file.read(&mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db_file.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | self.file.read(&mut buffer); [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] 32 | let _ = self.file.read(&mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db_file.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | self.file.read(&mut buffer); [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] 41 | let _ = self.file.read(&mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/db_file.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | self.file.read(&mut buffer); [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] 41 | let _ = self.file.read(&mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/service.rs:51:34 [INFO] [stdout] | [INFO] [stdout] 51 | ... Some(T) => T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/service.rs:51:34 [INFO] [stdout] | [INFO] [stdout] 51 | ... Some(T) => T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/service.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | message.resp.send(value.into_bytes()); [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] 71 | let _ = message.resp.send(value.into_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/service.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | message.resp.send(value.into_bytes()); [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] 71 | let _ = message.resp.send(value.into_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/service.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | tx.send(message).await; [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] 98 | let _ = tx.send(message).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/service.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | tx.send(message).await; [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] 98 | let _ = tx.send(message).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/parse.rs:31:16 [INFO] [stdout] | [INFO] [stdout] 31 | Ok(T) => T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/parse.rs:31:16 [INFO] [stdout] | [INFO] [stdout] 31 | Ok(T) => T, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `batioDB` (bin "batioDB") due to 2 previous errors; 27 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `batioDB` (bin "batioDB" test) due to 2 previous errors; 27 warnings emitted [INFO] running `Command { std: "docker" "inspect" "ee4b9c0321f9cf93b25d4c246253e4b4cfcf078aaf4e99b404d79213ff3e233c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee4b9c0321f9cf93b25d4c246253e4b4cfcf078aaf4e99b404d79213ff3e233c", kill_on_drop: false }` [INFO] [stdout] ee4b9c0321f9cf93b25d4c246253e4b4cfcf078aaf4e99b404d79213ff3e233c