[INFO] fetching crate sleipnirdb 0.0.1...
[INFO] building sleipnirdb-0.0.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate sleipnirdb 0.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate sleipnirdb 0.0.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sleipnirdb 0.0.1
[INFO] tweaked toml for crates.io crate sleipnirdb 0.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sleipnirdb 0.0.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sleipnirdb 0.0.1 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d19c3482e36f8bf583b6a13c24a1e464f2fa120105df36fe576802c14e6cd3a5
[INFO] running `Command { std: "docker" "start" "-a" "d19c3482e36f8bf583b6a13c24a1e464f2fa120105df36fe576802c14e6cd3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d19c3482e36f8bf583b6a13c24a1e464f2fa120105df36fe576802c14e6cd3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d19c3482e36f8bf583b6a13c24a1e464f2fa120105df36fe576802c14e6cd3a5", kill_on_drop: false }`
[INFO] [stdout] d19c3482e36f8bf583b6a13c24a1e464f2fa120105df36fe576802c14e6cd3a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f706ae283f4ca2db887add099ec67549aeebb9097ae5f32ce31df7a5a62f651
[INFO] running `Command { std: "docker" "start" "-a" "9f706ae283f4ca2db887add099ec67549aeebb9097ae5f32ce31df7a5a62f651", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling serde v1.0.208
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling serde_derive v1.0.208
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling sleipnirdb v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde::Serialize`
[INFO] [stdout]  --> src/database/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::Serialize;
[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: `super::ExDatabase`
[INFO] [stdout]  --> src/database/dump.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::ExDatabase;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File`, `remove_dir`, and `remove_file`
[INFO] [stdout]  --> src/database/load.rs:1:56
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, fs::{create_dir_all, read_dir, remove_dir, remove_file, File}, path::PathBuf, sync::{Arc, Mutex}};
[INFO] [stdout]   |                                                        ^^^^^^^^^^  ^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Hash`, `Mutex`, `borrow::Cow`, `create_dir_all`, `ffi::OsStr`, `path::PathBuf`, and `remove_dir`
[INFO] [stdout]  --> src/database/tables.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | ...::{borrow::Cow, collections::HashSet, error::Error, ffi::OsStr, fs::{create_dir_all, remove_dir, remove_file, File}, hash::{self, Hash}, io::Read, path::PathBuf, sync::{Arc, Mutex}};
[INFO] [stdout]   |       ^^^^^^^^^^^                                      ^^^^^^^^^^       ^^^^^^^^^^^^^^  ^^^^^^^^^^                                   ^^^^             ^^^^^^^^^^^^^              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/database/tables.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::{de::DeserializeOwned, Deserialize, Serialize};
[INFO] [stdout]   |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `database::load::LoadExDatabase`
[INFO] [stdout]  --> src/database/tables.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{database::load::LoadExDatabase, table::{save::DumpExTable, ExTable, EX_TABLE_EXTENSION}};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mutex` and `path::PathBuf`
[INFO] [stdout]  --> src/table/mod.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, hash, path::PathBuf, sync::{Arc, Mutex}};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/table/mod.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `HashSet`, `Mutex`, `error::Error`, `hash_set`, and `ops::DerefMut`
[INFO] [stdout]  --> src/table/add.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{hash_set, HashSet}, error::Error, hash, ops::DerefMut, sync::{Arc, Mutex}};
[INFO] [stdout]   |                         ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^        ^^^^^^^^^^^^^         ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `database::ExDatabase` and `table`
[INFO] [stdout]  --> src/table/add.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{database::ExDatabase, error, table};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, `borrow::Borrow`, `collections::HashSet`, and `ops::DerefMut`
[INFO] [stdout]  --> src/table/query.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Borrow, collections::HashSet, hash, ops::DerefMut, sync::{Arc, Mutex}};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^        ^^^^^^^^^^^^^         ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `database::ExDatabase` and `table::contains::ContainsExTable`
[INFO] [stdout]  --> src/table/query.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{database::ExDatabase, error, table::contains::ContainsExTable};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, and `collections::HashSet`
[INFO] [stdout]  --> src/table/contains.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, hash, sync::{Arc, Mutex}};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^               ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::database::ExDatabase`
[INFO] [stdout]  --> src/table/contains.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::database::ExDatabase;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, and `collections::HashSet`
[INFO] [stdout]  --> src/table/update.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, hash, sync::{Arc, Mutex}};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^               ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `database::ExDatabase`
[INFO] [stdout]  --> src/table/update.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{database::ExDatabase, error};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, and `collections::HashSet`
[INFO] [stdout]  --> src/table/remove.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, hash, sync::{Arc, Mutex}};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^               ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `database::ExDatabase`
[INFO] [stdout]  --> src/table/remove.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{database::ExDatabase, error};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mutex` and `path::PathBuf`
[INFO] [stdout]  --> src/table/save.rs:1:74
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, error::Error, fs::File, hash, io::Write, path::PathBuf, sync::{Arc, Mutex}};
[INFO] [stdout]   |                                                                          ^^^^^^^^^^^^^              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/database/load.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let mut database = ExDatabase { 
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.93s
[INFO] running `Command { std: "docker" "inspect" "9f706ae283f4ca2db887add099ec67549aeebb9097ae5f32ce31df7a5a62f651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f706ae283f4ca2db887add099ec67549aeebb9097ae5f32ce31df7a5a62f651", kill_on_drop: false }`
[INFO] [stdout] 9f706ae283f4ca2db887add099ec67549aeebb9097ae5f32ce31df7a5a62f651
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0847d6df29ae91d47cc00cbd653ee8aad2b53ffb4e42036f5a8b7697fc6a2d7c
[INFO] running `Command { std: "docker" "start" "-a" "0847d6df29ae91d47cc00cbd653ee8aad2b53ffb4e42036f5a8b7697fc6a2d7c", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `serde::Serialize`
[INFO] [stdout]  --> src/database/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::Serialize;
[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: `super::ExDatabase`
[INFO] [stdout]  --> src/database/dump.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::ExDatabase;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File`, `remove_dir`, and `remove_file`
[INFO] [stdout]  --> src/database/load.rs:1:56
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, fs::{create_dir_all, read_dir, remove_dir, remove_file, File}, path::PathBuf, sync::{Arc, Mutex}};
[INFO] [stdout]   |                                                        ^^^^^^^^^^  ^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Hash`, `Mutex`, `borrow::Cow`, `create_dir_all`, `ffi::OsStr`, `path::PathBuf`, and `remove_dir`
[INFO] [stdout]  --> src/database/tables.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | ...::{borrow::Cow, collections::HashSet, error::Error, ffi::OsStr, fs::{create_dir_all, remove_dir, remove_file, File}, hash::{self, Hash}, io::Read, path::PathBuf, sync::{Arc, Mutex}};
[INFO] [stdout]   |       ^^^^^^^^^^^                                      ^^^^^^^^^^       ^^^^^^^^^^^^^^  ^^^^^^^^^^                                   ^^^^             ^^^^^^^^^^^^^              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/database/tables.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::{de::DeserializeOwned, Deserialize, Serialize};
[INFO] [stdout]   |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `database::load::LoadExDatabase`
[INFO] [stdout]  --> src/database/tables.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{database::load::LoadExDatabase, table::{save::DumpExTable, ExTable, EX_TABLE_EXTENSION}};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mutex` and `path::PathBuf`
[INFO] [stdout]  --> src/table/mod.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, hash, path::PathBuf, sync::{Arc, Mutex}};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sleipnirdb v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/table/mod.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `HashSet`, `Mutex`, `error::Error`, `hash_set`, and `ops::DerefMut`
[INFO] [stdout]  --> src/table/add.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{hash_set, HashSet}, error::Error, hash, ops::DerefMut, sync::{Arc, Mutex}};
[INFO] [stdout]   |                         ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^        ^^^^^^^^^^^^^         ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `database::ExDatabase` and `table`
[INFO] [stdout]  --> src/table/add.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{database::ExDatabase, error, table};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, `borrow::Borrow`, `collections::HashSet`, and `ops::DerefMut`
[INFO] [stdout]  --> src/table/query.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Borrow, collections::HashSet, hash, ops::DerefMut, sync::{Arc, Mutex}};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^        ^^^^^^^^^^^^^         ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `database::ExDatabase` and `table::contains::ContainsExTable`
[INFO] [stdout]  --> src/table/query.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{database::ExDatabase, error, table::contains::ContainsExTable};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, and `collections::HashSet`
[INFO] [stdout]  --> src/table/contains.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, hash, sync::{Arc, Mutex}};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^               ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::database::ExDatabase`
[INFO] [stdout]  --> src/table/contains.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::database::ExDatabase;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, and `collections::HashSet`
[INFO] [stdout]  --> src/table/update.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, hash, sync::{Arc, Mutex}};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^               ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `database::ExDatabase`
[INFO] [stdout]  --> src/table/update.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{database::ExDatabase, error};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, and `collections::HashSet`
[INFO] [stdout]  --> src/table/remove.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, hash, sync::{Arc, Mutex}};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^               ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `database::ExDatabase`
[INFO] [stdout]  --> src/table/remove.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{database::ExDatabase, error};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mutex` and `path::PathBuf`
[INFO] [stdout]  --> src/table/save.rs:1:74
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, error::Error, fs::File, hash, io::Write, path::PathBuf, sync::{Arc, Mutex}};
[INFO] [stdout]   |                                                                          ^^^^^^^^^^^^^              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/database/load.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let mut database = ExDatabase { 
[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: unused import: `serde::Serialize`
[INFO] [stdout]  --> src/database/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::Serialize;
[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: `super::ExDatabase`
[INFO] [stdout]  --> src/database/dump.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::ExDatabase;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File` and `remove_file`
[INFO] [stdout]  --> src/database/load.rs:1:68
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, fs::{create_dir_all, read_dir, remove_dir, remove_file, File}, path::PathBuf, sync::{Arc, Mutex}};
[INFO] [stdout]   |                                                                    ^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Hash`, `Mutex`, `borrow::Cow`, `create_dir_all`, `ffi::OsStr`, and `path::PathBuf`
[INFO] [stdout]  --> src/database/tables.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | ...::{borrow::Cow, collections::HashSet, error::Error, ffi::OsStr, fs::{create_dir_all, remove_dir, remove_file, File}, hash::{self, Hash}, io::Read, path::PathBuf, sync::{Arc, Mutex}};
[INFO] [stdout]   |       ^^^^^^^^^^^                                      ^^^^^^^^^^       ^^^^^^^^^^^^^^                                               ^^^^             ^^^^^^^^^^^^^              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/database/tables.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::{de::DeserializeOwned, Deserialize, Serialize};
[INFO] [stdout]   |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mutex` and `path::PathBuf`
[INFO] [stdout]  --> src/table/mod.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, hash, path::PathBuf, sync::{Arc, Mutex}};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/table/mod.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error::Error`, `hash_set`, and `ops::DerefMut`
[INFO] [stdout]  --> src/table/add.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{hash_set, HashSet}, error::Error, hash, ops::DerefMut, sync::{Arc, Mutex}};
[INFO] [stdout]   |                         ^^^^^^^^            ^^^^^^^^^^^^        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `table`
[INFO] [stdout]  --> src/table/add.rs:5:42
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{database::ExDatabase, error, table};
[INFO] [stdout]   |                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `borrow::Borrow` and `ops::DerefMut`
[INFO] [stdout]  --> src/table/query.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Borrow, collections::HashSet, hash, ops::DerefMut, sync::{Arc, Mutex}};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `table::contains::ContainsExTable`
[INFO] [stdout]  --> src/table/query.rs:5:42
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{database::ExDatabase, error, table::contains::ContainsExTable};
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mutex` and `path::PathBuf`
[INFO] [stdout]  --> src/table/save.rs:1:74
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, error::Error, fs::File, hash, io::Write, path::PathBuf, sync::{Arc, Mutex}};
[INFO] [stdout]   |                                                                          ^^^^^^^^^^^^^              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/database/load.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let mut database = ExDatabase { 
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/table/add.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     table.add_item(TEST.into());
[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] 35 |     let _ = table.add_item(TEST.into());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "0847d6df29ae91d47cc00cbd653ee8aad2b53ffb4e42036f5a8b7697fc6a2d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0847d6df29ae91d47cc00cbd653ee8aad2b53ffb4e42036f5a8b7697fc6a2d7c", kill_on_drop: false }`
[INFO] [stdout] 0847d6df29ae91d47cc00cbd653ee8aad2b53ffb4e42036f5a8b7697fc6a2d7c
