[INFO] fetching crate shorterDB 0.1.1...
[INFO] testing shorterDB-0.1.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate shorterDB 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate shorterDB 0.1.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate shorterDB 0.1.1
[INFO] tweaked toml for crates.io crate shorterDB 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate shorterDB 0.1.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shorterDB 0.1.1 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/kv/db.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{fs, io::Read};
[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: `self`
[INFO] [stdout]  --> src/kv/sst.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     path::{self, Path, PathBuf},
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> src/kv/sst.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{BufReader, Read};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/kv/sst.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout]   --> src/kv/sst.rs:63:29
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         let level = path.clone();
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kv/sst.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut curr_level_size = Vec::new();
[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 variable: `sst`
[INFO] [stdout]   --> src/kv/sst.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             for sst in ssts {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kv/sst.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let mut file = File::create_new(&path_of_kv_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/kv/sst.rs:149:25
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     let mut file = OpenOptions::new()
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sst`
[INFO] [stdout]    --> src/kv/sst.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |             for sst in ssts {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data_dir` is never read
[INFO] [stdout]   --> src/kv/db.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ShorterDB {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub(crate) data_dir: PathBuf,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delete` is never used
[INFO] [stdout]    --> src/kv/sst.rs:169:19
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl SST {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub(crate) fn delete(&mut self, key: &[u8]) -> Result<(), Error> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/kv/wal.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct WAL {
[INFO] [stdout]    |                   --- field in this struct
[INFO] [stdout] 12 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_entries` is never used
[INFO] [stdout]   --> src/kv/wal.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl WAL {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub(crate) fn read_entries(&self) -> io::Result<Vec<WALEntry>> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         fs::create_dir_all(&data_dir); // Ensure the data directory exists
[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] 21 |         let _ = fs::create_dir_all(&data_dir); // Ensure the data directory exists
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         self.wal.write(&entry);
[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] 67 |         let _ = self.wal.write(&entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         self.wal.write(&tombstone_entry);
[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] 91 |         let _ = self.wal.write(&tombstone_entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/sst.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 create_dir(l0.clone());
[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] 35 |                 let _ = create_dir(l0.clone());
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/kv/sst.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     file.unwrap().write_all(value);
[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] 153 |                     let _ = file.unwrap().write_all(value);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/kv/db.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{fs, io::Read};
[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: `self`
[INFO] [stdout]  --> src/kv/sst.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     path::{self, Path, PathBuf},
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> src/kv/sst.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{BufReader, Read};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/kv/db.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{fs, io::Read};
[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: `self`
[INFO] [stdout]  --> src/kv/sst.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     path::{self, Path, PathBuf},
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> src/kv/sst.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{BufReader, Read};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/kv/sst.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout]   --> src/kv/sst.rs:63:29
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         let level = path.clone();
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kv/sst.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut curr_level_size = Vec::new();
[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 variable: `sst`
[INFO] [stdout]   --> src/kv/sst.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             for sst in ssts {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kv/sst.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let mut file = File::create_new(&path_of_kv_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/kv/sst.rs:149:25
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     let mut file = OpenOptions::new()
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sst`
[INFO] [stdout]    --> src/kv/sst.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |             for sst in ssts {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data_dir` is never read
[INFO] [stdout]   --> src/kv/db.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ShorterDB {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub(crate) data_dir: PathBuf,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delete` is never used
[INFO] [stdout]    --> src/kv/sst.rs:169:19
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl SST {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub(crate) fn delete(&mut self, key: &[u8]) -> Result<(), Error> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/kv/wal.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct WAL {
[INFO] [stdout]    |                   --- field in this struct
[INFO] [stdout] 12 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_entries` is never used
[INFO] [stdout]   --> src/kv/wal.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl WAL {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub(crate) fn read_entries(&self) -> io::Result<Vec<WALEntry>> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         fs::create_dir_all(&data_dir); // Ensure the data directory exists
[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] 21 |         let _ = fs::create_dir_all(&data_dir); // Ensure the data directory exists
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         self.wal.write(&entry);
[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] 67 |         let _ = self.wal.write(&entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         self.wal.write(&tombstone_entry);
[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] 91 |         let _ = self.wal.write(&tombstone_entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/sst.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 create_dir(l0.clone());
[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] 35 |                 let _ = create_dir(l0.clone());
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/kv/sst.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     file.unwrap().write_all(value);
[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] 153 |                     let _ = file.unwrap().write_all(value);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/kv/sst.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout]   --> src/kv/sst.rs:63:29
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         let level = path.clone();
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kv/sst.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut curr_level_size = Vec::new();
[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 variable: `sst`
[INFO] [stdout]   --> src/kv/sst.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             for sst in ssts {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kv/sst.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let mut file = File::create_new(&path_of_kv_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/kv/sst.rs:149:25
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     let mut file = OpenOptions::new()
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sst`
[INFO] [stdout]    --> src/kv/sst.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |             for sst in ssts {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data_dir` is never read
[INFO] [stdout]   --> src/kv/db.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ShorterDB {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub(crate) data_dir: PathBuf,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delete` is never used
[INFO] [stdout]    --> src/kv/sst.rs:169:19
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl SST {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub(crate) fn delete(&mut self, key: &[u8]) -> Result<(), Error> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/kv/wal.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct WAL {
[INFO] [stdout]    |                   --- field in this struct
[INFO] [stdout] 12 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_entries` is never used
[INFO] [stdout]   --> src/kv/wal.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl WAL {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub(crate) fn read_entries(&self) -> io::Result<Vec<WALEntry>> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DelRequest` is never constructed
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/shorterDB-b124790bef9598bc/out/commands.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct DelRequest {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         fs::create_dir_all(&data_dir); // Ensure the data directory exists
[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] 21 |         let _ = fs::create_dir_all(&data_dir); // Ensure the data directory exists
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         self.wal.write(&entry);
[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] 67 |         let _ = self.wal.write(&entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         self.wal.write(&tombstone_entry);
[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] 91 |         let _ = self.wal.write(&tombstone_entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/sst.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 create_dir(l0.clone());
[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] 35 |                 let _ = create_dir(l0.clone());
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/kv/sst.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     file.unwrap().write_all(value);
[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] 153 |                     let _ = file.unwrap().write_all(value);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.92s
[INFO] running `Command { std: "docker" "inspect" "7dcc187b4a03524d1dadeff5728b214c2a79a3475f7949ec5a0b222f9ddd2351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dcc187b4a03524d1dadeff5728b214c2a79a3475f7949ec5a0b222f9ddd2351", kill_on_drop: false }`
[INFO] [stdout] 7dcc187b4a03524d1dadeff5728b214c2a79a3475f7949ec5a0b222f9ddd2351
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77b339cb772b2db52ba2867263733ae8ffcc05718c721acfbbc659c666ea24f1
[INFO] running `Command { std: "docker" "start" "-a" "77b339cb772b2db52ba2867263733ae8ffcc05718c721acfbbc659c666ea24f1", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/kv/db.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{fs, io::Read};
[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: `self`
[INFO] [stdout]  --> src/kv/sst.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     path::{self, Path, PathBuf},
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> src/kv/sst.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{BufReader, Read};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/kv/sst.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout]   --> src/kv/sst.rs:63:29
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         let level = path.clone();
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kv/sst.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut curr_level_size = Vec::new();
[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 variable: `sst`
[INFO] [stdout]   --> src/kv/sst.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             for sst in ssts {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kv/sst.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let mut file = File::create_new(&path_of_kv_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/kv/sst.rs:149:25
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     let mut file = OpenOptions::new()
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sst`
[INFO] [stdout]    --> src/kv/sst.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |             for sst in ssts {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data_dir` is never read
[INFO] [stdout]   --> src/kv/db.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ShorterDB {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub(crate) data_dir: PathBuf,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delete` is never used
[INFO] [stdout]    --> src/kv/sst.rs:169:19
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl SST {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub(crate) fn delete(&mut self, key: &[u8]) -> Result<(), Error> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/kv/wal.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct WAL {
[INFO] [stdout]    |                   --- field in this struct
[INFO] [stdout] 12 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_entries` is never used
[INFO] [stdout]   --> src/kv/wal.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl WAL {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub(crate) fn read_entries(&self) -> io::Result<Vec<WALEntry>> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         fs::create_dir_all(&data_dir); // Ensure the data directory exists
[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] 21 |         let _ = fs::create_dir_all(&data_dir); // Ensure the data directory exists
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         self.wal.write(&entry);
[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] 67 |         let _ = self.wal.write(&entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         self.wal.write(&tombstone_entry);
[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] 91 |         let _ = self.wal.write(&tombstone_entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/sst.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 create_dir(l0.clone());
[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] 35 |                 let _ = create_dir(l0.clone());
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/kv/sst.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     file.unwrap().write_all(value);
[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] 153 |                     let _ = file.unwrap().write_all(value);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling shorterDB v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/kv/db.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{fs, io::Read};
[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: `self`
[INFO] [stdout]  --> src/kv/sst.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     path::{self, Path, PathBuf},
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> src/kv/sst.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{BufReader, Read};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/kv/sst.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout]   --> src/kv/sst.rs:63:29
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         let level = path.clone();
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kv/sst.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut curr_level_size = Vec::new();
[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 variable: `sst`
[INFO] [stdout]   --> src/kv/sst.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             for sst in ssts {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kv/sst.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let mut file = File::create_new(&path_of_kv_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/kv/sst.rs:149:25
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     let mut file = OpenOptions::new()
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sst`
[INFO] [stdout]    --> src/kv/sst.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |             for sst in ssts {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data_dir` is never read
[INFO] [stdout]   --> src/kv/db.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ShorterDB {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub(crate) data_dir: PathBuf,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delete` is never used
[INFO] [stdout]    --> src/kv/sst.rs:169:19
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl SST {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub(crate) fn delete(&mut self, key: &[u8]) -> Result<(), Error> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/kv/wal.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct WAL {
[INFO] [stdout]    |                   --- field in this struct
[INFO] [stdout] 12 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_entries` is never used
[INFO] [stdout]   --> src/kv/wal.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl WAL {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub(crate) fn read_entries(&self) -> io::Result<Vec<WALEntry>> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         fs::create_dir_all(&data_dir); // Ensure the data directory exists
[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] 21 |         let _ = fs::create_dir_all(&data_dir); // Ensure the data directory exists
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         self.wal.write(&entry);
[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] 67 |         let _ = self.wal.write(&entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         self.wal.write(&tombstone_entry);
[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] 91 |         let _ = self.wal.write(&tombstone_entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/sst.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 create_dir(l0.clone());
[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] 35 |                 let _ = create_dir(l0.clone());
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/kv/sst.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     file.unwrap().write_all(value);
[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] 153 |                     let _ = file.unwrap().write_all(value);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/kv/db.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{fs, io::Read};
[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: `self`
[INFO] [stdout]  --> src/kv/sst.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     path::{self, Path, PathBuf},
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> src/kv/sst.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{BufReader, Read};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/kv/sst.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout]   --> src/kv/sst.rs:63:29
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         let level = path.clone();
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kv/sst.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut curr_level_size = Vec::new();
[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 variable: `sst`
[INFO] [stdout]   --> src/kv/sst.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             for sst in ssts {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kv/sst.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let mut file = File::create_new(&path_of_kv_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/kv/sst.rs:149:25
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     let mut file = OpenOptions::new()
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sst`
[INFO] [stdout]    --> src/kv/sst.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |             for sst in ssts {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data_dir` is never read
[INFO] [stdout]   --> src/kv/db.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ShorterDB {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub(crate) data_dir: PathBuf,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delete` is never used
[INFO] [stdout]    --> src/kv/sst.rs:169:19
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl SST {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub(crate) fn delete(&mut self, key: &[u8]) -> Result<(), Error> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/kv/wal.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct WAL {
[INFO] [stdout]    |                   --- field in this struct
[INFO] [stdout] 12 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_entries` is never used
[INFO] [stdout]   --> src/kv/wal.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl WAL {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub(crate) fn read_entries(&self) -> io::Result<Vec<WALEntry>> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DelRequest` is never constructed
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/shorterDB-b124790bef9598bc/out/commands.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct DelRequest {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         fs::create_dir_all(&data_dir); // Ensure the data directory exists
[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] 21 |         let _ = fs::create_dir_all(&data_dir); // Ensure the data directory exists
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         self.wal.write(&entry);
[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] 67 |         let _ = self.wal.write(&entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         self.wal.write(&tombstone_entry);
[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] 91 |         let _ = self.wal.write(&tombstone_entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/sst.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 create_dir(l0.clone());
[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] 35 |                 let _ = create_dir(l0.clone());
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/kv/sst.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     file.unwrap().write_all(value);
[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] 153 |                     let _ = file.unwrap().write_all(value);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/kv/db.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{fs, io::Read};
[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: `self`
[INFO] [stdout]  --> src/kv/sst.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     path::{self, Path, PathBuf},
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> src/kv/sst.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{BufReader, Read};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/kv/db.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{fs, io::Read};
[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: `self`
[INFO] [stdout]  --> src/kv/sst.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     path::{self, Path, PathBuf},
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> src/kv/sst.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{BufReader, Read};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/kv/sst.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout]   --> src/kv/sst.rs:63:29
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         let level = path.clone();
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kv/sst.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut curr_level_size = Vec::new();
[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 variable: `sst`
[INFO] [stdout]   --> src/kv/sst.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             for sst in ssts {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/kv/sst.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout]   --> src/kv/sst.rs:63:29
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         let level = path.clone();
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/kv/db.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{fs, io::Read};
[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: `self`
[INFO] [stdout]  --> src/kv/sst.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     path::{self, Path, PathBuf},
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> src/kv/sst.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{BufReader, Read};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kv/sst.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut curr_level_size = Vec::new();
[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 variable: `sst`
[INFO] [stdout]   --> src/kv/sst.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             for sst in ssts {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kv/sst.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let mut file = File::create_new(&path_of_kv_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/kv/sst.rs:149:25
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     let mut file = OpenOptions::new()
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sst`
[INFO] [stdout]    --> src/kv/sst.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |             for sst in ssts {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kv/sst.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let mut file = File::create_new(&path_of_kv_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/kv/sst.rs:149:25
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     let mut file = OpenOptions::new()
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sst`
[INFO] [stdout]    --> src/kv/sst.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |             for sst in ssts {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data_dir` is never read
[INFO] [stdout]   --> src/kv/db.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ShorterDB {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub(crate) data_dir: PathBuf,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delete` is never used
[INFO] [stdout]    --> src/kv/sst.rs:169:19
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl SST {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub(crate) fn delete(&mut self, key: &[u8]) -> Result<(), Error> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/kv/wal.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct WAL {
[INFO] [stdout]    |                   --- field in this struct
[INFO] [stdout] 12 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_entries` is never used
[INFO] [stdout]   --> src/kv/wal.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl WAL {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub(crate) fn read_entries(&self) -> io::Result<Vec<WALEntry>> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         fs::create_dir_all(&data_dir); // Ensure the data directory exists
[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] 21 |         let _ = fs::create_dir_all(&data_dir); // Ensure the data directory exists
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         self.wal.write(&entry);
[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] 67 |         let _ = self.wal.write(&entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         self.wal.write(&tombstone_entry);
[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] 91 |         let _ = self.wal.write(&tombstone_entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/sst.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 create_dir(l0.clone());
[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] 35 |                 let _ = create_dir(l0.clone());
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/kv/sst.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     file.unwrap().write_all(value);
[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] 153 |                     let _ = file.unwrap().write_all(value);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data_dir` is never read
[INFO] [stdout]   --> src/kv/db.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ShorterDB {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub(crate) data_dir: PathBuf,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delete` is never used
[INFO] [stdout]    --> src/kv/sst.rs:169:19
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl SST {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub(crate) fn delete(&mut self, key: &[u8]) -> Result<(), Error> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/kv/wal.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct WAL {
[INFO] [stdout]    |                   --- field in this struct
[INFO] [stdout] 12 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_entries` is never used
[INFO] [stdout]   --> src/kv/wal.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl WAL {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub(crate) fn read_entries(&self) -> io::Result<Vec<WALEntry>> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         fs::create_dir_all(&data_dir); // Ensure the data directory exists
[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] 21 |         let _ = fs::create_dir_all(&data_dir); // Ensure the data directory exists
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         self.wal.write(&entry);
[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] 67 |         let _ = self.wal.write(&entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         self.wal.write(&tombstone_entry);
[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] 91 |         let _ = self.wal.write(&tombstone_entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/sst.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 create_dir(l0.clone());
[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] 35 |                 let _ = create_dir(l0.clone());
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/kv/sst.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     file.unwrap().write_all(value);
[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] 153 |                     let _ = file.unwrap().write_all(value);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/kv/sst.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout]   --> src/kv/sst.rs:63:29
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         let level = path.clone();
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kv/sst.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut curr_level_size = Vec::new();
[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 variable: `sst`
[INFO] [stdout]   --> src/kv/sst.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             for sst in ssts {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kv/sst.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let mut file = File::create_new(&path_of_kv_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/kv/sst.rs:149:25
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     let mut file = OpenOptions::new()
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sst`
[INFO] [stdout]    --> src/kv/sst.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |             for sst in ssts {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data_dir` is never read
[INFO] [stdout]   --> src/kv/db.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ShorterDB {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub(crate) data_dir: PathBuf,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delete` is never used
[INFO] [stdout]    --> src/kv/sst.rs:169:19
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl SST {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub(crate) fn delete(&mut self, key: &[u8]) -> Result<(), Error> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/kv/wal.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct WAL {
[INFO] [stdout]    |                   --- field in this struct
[INFO] [stdout] 12 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_entries` is never used
[INFO] [stdout]   --> src/kv/wal.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl WAL {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub(crate) fn read_entries(&self) -> io::Result<Vec<WALEntry>> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DelRequest` is never constructed
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/shorterDB-b124790bef9598bc/out/commands.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct DelRequest {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         fs::create_dir_all(&data_dir); // Ensure the data directory exists
[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] 21 |         let _ = fs::create_dir_all(&data_dir); // Ensure the data directory exists
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         self.wal.write(&entry);
[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] 67 |         let _ = self.wal.write(&entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/db.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         self.wal.write(&tombstone_entry);
[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] 91 |         let _ = self.wal.write(&tombstone_entry);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/kv/sst.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 create_dir(l0.clone());
[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] 35 |                 let _ = create_dir(l0.clone());
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/kv/sst.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     file.unwrap().write_all(value);
[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] 153 |                     let _ = file.unwrap().write_all(value);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "77b339cb772b2db52ba2867263733ae8ffcc05718c721acfbbc659c666ea24f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77b339cb772b2db52ba2867263733ae8ffcc05718c721acfbbc659c666ea24f1", kill_on_drop: false }`
[INFO] [stdout] 77b339cb772b2db52ba2867263733ae8ffcc05718c721acfbbc659c666ea24f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fdc85e1a4369ddab3e6d1ce28daa1d9a3697b07958eadcf470178a61ecefabb0
[INFO] running `Command { std: "docker" "start" "-a" "fdc85e1a4369ddab3e6d1ce28daa1d9a3697b07958eadcf470178a61ecefabb0", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `io::Read`
[INFO] [stdout] 
[INFO] [stderr]  --> src/kv/db.rs:9:15
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 9 | use std::{fs, io::Read};
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]  --> src/kv/sst.rs:5:12
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 5 |     path::{self, Path, PathBuf},
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |            ^^^^
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout] 
[INFO] [stderr]  --> src/kv/sst.rs:9:15
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] running 3 tests
[INFO] [stderr] 9 | use std::io::{BufReader, Read};
[INFO] [stderr]   |               ^^^^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/kv/sst.rs:50:17
[INFO] [stderr]    |
[INFO] [stderr] 50 |             Err(e) => {
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `level`
[INFO] [stderr]   --> src/kv/sst.rs:63:29
[INFO] [stderr]    |
[INFO] [stderr] 63 |                         let level = path.clone();
[INFO] [stderr]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_level`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/kv/sst.rs:56:21
[INFO] [stderr]    |
[INFO] [stderr] 56 |                 let mut curr_level_size = Vec::new();
[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: unused variable: `sst`
[INFO] [stderr]   --> src/kv/sst.rs:90:17
[INFO] [stderr]    |
[INFO] [stderr] 90 |             for sst in ssts {
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/kv/sst.rs:140:17
[INFO] [stderr]     |
[INFO] [stderr] 140 |             let mut file = File::create_new(&path_of_kv_file);
[INFO] [stderr]     |                 ----^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/kv/sst.rs:149:25
[INFO] [stderr]     |
[INFO] [stderr] 149 |                     let mut file = OpenOptions::new()
[INFO] [stderr]     |                         ----^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sst`
[INFO] [stderr]    --> src/kv/sst.rs:173:17
[INFO] [stderr]     |
[INFO] [stderr] 173 |             for sst in ssts {
[INFO] [stderr]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_sst`
[INFO] [stderr] 
[INFO] [stderr] warning: field `data_dir` is never read
[INFO] [stderr]   --> src/kv/db.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct ShorterDB {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 15 |     pub(crate) data_dir: PathBuf,
[INFO] [stderr]    |                ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `delete` is never used
[INFO] [stderr]    --> src/kv/sst.rs:169:19
[INFO] [stderr]     |
[INFO] [stderr]  26 | impl SST {
[INFO] [stderr]     | -------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 169 |     pub(crate) fn delete(&mut self, key: &[u8]) -> Result<(), Error> {
[INFO] [stderr]     |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `path` is never read
[INFO] [stderr]   --> src/kv/wal.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) struct WAL {
[INFO] [stderr]    |                   --- field in this struct
[INFO] [stderr] 12 |     path: PathBuf,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `read_entries` is never used
[INFO] [stderr]   --> src/kv/wal.rs:32:19
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl WAL {
[INFO] [stderr]    | -------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub(crate) fn read_entries(&self) -> io::Result<Vec<WALEntry>> {
[INFO] [stderr]    |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/kv/db.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         fs::create_dir_all(&data_dir); // Ensure the data directory exists
[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] 21 |         let _ = fs::create_dir_all(&data_dir); // Ensure the data directory exists
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/kv/db.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         self.wal.write(&entry);
[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] 67 |         let _ = self.wal.write(&entry);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/kv/db.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |         self.wal.write(&tombstone_entry);
[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] 91 |         let _ = self.wal.write(&tombstone_entry);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/kv/sst.rs:35:17
[INFO] [stderr]    |
[INFO] [stderr] 35 |                 create_dir(l0.clone());
[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] 35 |                 let _ = create_dir(l0.clone());
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/kv/sst.rs:153:21
[INFO] [stderr]     |
[INFO] [stderr] 153 |                     file.unwrap().write_all(value);
[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] 153 |                     let _ = file.unwrap().write_all(value);
[INFO] [stderr]     |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `shorterDB` (lib) generated 19 warnings (run `cargo fix --lib -p shorterDB` to apply 6 suggestions)
[INFO] [stderr] warning: `shorterDB` (lib test) generated 19 warnings (19 duplicates)
[INFO] [stderr] warning: struct `DelRequest` is never constructed
[INFO] [stderr]   --> /opt/rustwide/target/debug/build/shorterDB-b124790bef9598bc/out/commands.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub struct DelRequest {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `shorterDB` (bin "repl") generated 19 warnings (19 duplicates)
[INFO] [stderr] warning: `shorterDB` (bin "server" test) generated 20 warnings (19 duplicates)
[INFO] [stderr] warning: `shorterDB` (bin "server") generated 20 warnings (20 duplicates)
[INFO] [stderr] warning: `shorterDB` (bin "repl" test) generated 19 warnings (19 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shorterdb-e127508f7d942d20)
[INFO] [stderr]      Running unittests src/repl.rs (/opt/rustwide/target/debug/deps/repl-e5a562fee1892d0b)
[INFO] [stderr]      Running unittests src/server.rs (/opt/rustwide/target/debug/deps/server-0a1f7ca60ab40b3c)
[INFO] [stderr]      Running tests/embedded.rs (/opt/rustwide/target/debug/deps/embedded-42efd6485aef42c8)
[INFO] [stdout] test test_delete ... FAILED
[INFO] [stdout] test test_non_existent_key ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--test embedded`
[INFO] [stdout] test test_set_and_get ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_delete stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test_delete' (27) panicked at /opt/rustwide/workdir/src/kv/db.rs:23:39:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x586b5543edc2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x586b5543edc2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x586b5543edc2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x586b5543edc2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x586b5544efef - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x586b5544efef - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x586b5540ba21 - std::io::default_write_fmt::ha6b238eff7f0ef8a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x586b5540ba21 - std::io::Write::write_fmt::h9846fe3d2a36c1ea
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x586b55417ee2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x586b5541cbbf - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x586b5541ca51 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x586b553b8e5e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb8126f8384f98101
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x586b553b8e5e - test::test_main_with_exit_callback::{{closure}}::hae96ae0cd2f2ce70
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x586b5541d27f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha703f6686c81d0c6
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x586b5541d27f - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x586b5541d0da - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x586b55418019 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x586b553ff39d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x586b55456a40 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x586b55456096 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x586b55397acf - core::result::Result<T,E>::unwrap::h991c412395772189
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1226:23
[INFO] [stdout]   21:     0x586b55397acf - shorterdb::kv::db::ShorterDB::new::h44168a30c16d041e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/kv/db.rs:23:39
[INFO] [stdout]   22:     0x586b55396bc8 - embedded::test_delete::he69163833689b076
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/embedded.rs:16:18
[INFO] [stdout]   23:     0x586b55397117 - embedded::test_delete::{{closure}}::h1346f61efe632fcf
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/embedded.rs:15:17
[INFO] [stdout]   24:     0x586b55395a26 - core::ops::function::FnOnce::call_once::h696c84ac45d2d846
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x586b553b8c3b - core::ops::function::FnOnce::call_once::h8f50ae93d93b62b4
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x586b553b8c3b - test::__rust_begin_short_backtrace::h447963718d05a644
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x586b553ce875 - test::run_test_in_process::{{closure}}::hf890ba4755ca86c0
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x586b553ce875 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h31e4b2860e583faa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x586b553ce875 - std::panicking::catch_unwind::do_call::hec7cdbbe797e2cab
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x586b553ce875 - std::panicking::catch_unwind::h24d3b93458b5ba67
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x586b553ce875 - std::panic::catch_unwind::h46eeec7cf9c9336c
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x586b553ce875 - test::run_test_in_process::h290de6e559006104
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x586b553ce875 - test::run_test::{{closure}}::h26eeb2c5f7e9a995
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x586b553a5074 - test::run_test::{{closure}}::h85af00882daabeaa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x586b553a5074 - std::sys::backtrace::__rust_begin_short_backtrace::h9d9305dda51fa5f2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x586b553a8a1a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc6aada8b43f0527b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x586b553a8a1a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha89fe5505c1206f5
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x586b553a8a1a - std::panicking::catch_unwind::do_call::he3e0bef721d99583
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x586b553a8a1a - std::panicking::catch_unwind::ha8241964d3d773cd
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x586b553a8a1a - std::panic::catch_unwind::ha8554bc7696cae72
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x586b553a8a1a - std::thread::Builder::spawn_unchecked_::{{closure}}::he06f1f62b4c90f8d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x586b553a8a1a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha7fd20ecae19b9b9
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x586b5541320f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h43642ed9c40e0ab2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   44:     0x586b5541320f - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   45:     0x7ff1a2026aa4 - <unknown>
[INFO] [stdout]   46:     0x7ff1a20b3a64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test_non_existent_key stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test_non_existent_key' (28) panicked at /opt/rustwide/workdir/src/kv/db.rs:23:39:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x586b5543edc2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x586b5543edc2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x586b5543edc2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x586b5543edc2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x586b5544efef - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x586b5544efef - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x586b5540ba21 - std::io::default_write_fmt::ha6b238eff7f0ef8a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x586b5540ba21 - std::io::Write::write_fmt::h9846fe3d2a36c1ea
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x586b55417ee2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x586b5541cbbf - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x586b5541ca51 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x586b553b8e5e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb8126f8384f98101
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x586b553b8e5e - test::test_main_with_exit_callback::{{closure}}::hae96ae0cd2f2ce70
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x586b5541d27f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha703f6686c81d0c6
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x586b5541d27f - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x586b5541d0da - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x586b55418019 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x586b553ff39d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x586b55456a40 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x586b55456096 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x586b55397acf - core::result::Result<T,E>::unwrap::h991c412395772189
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1226:23
[INFO] [stdout]   21:     0x586b55397acf - shorterdb::kv::db::ShorterDB::new::h44168a30c16d041e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/kv/db.rs:23:39
[INFO] [stdout]   22:     0x586b55397658 - embedded::test_non_existent_key::h64b20b032335ec77
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/embedded.rs:28:14
[INFO] [stdout]   23:     0x586b55397867 - embedded::test_non_existent_key::{{closure}}::hdfcd4651eee59dfc
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/embedded.rs:27:27
[INFO] [stdout]   24:     0x586b55395996 - core::ops::function::FnOnce::call_once::h3d484c3e52cc6ccb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x586b553b8c3b - core::ops::function::FnOnce::call_once::h8f50ae93d93b62b4
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x586b553b8c3b - test::__rust_begin_short_backtrace::h447963718d05a644
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x586b553ce875 - test::run_test_in_process::{{closure}}::hf890ba4755ca86c0
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x586b553ce875 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h31e4b2860e583faa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x586b553ce875 - std::panicking::catch_unwind::do_call::hec7cdbbe797e2cab
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x586b553ce875 - std::panicking::catch_unwind::h24d3b93458b5ba67
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x586b553ce875 - std::panic::catch_unwind::h46eeec7cf9c9336c
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x586b553ce875 - test::run_test_in_process::h290de6e559006104
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x586b553ce875 - test::run_test::{{closure}}::h26eeb2c5f7e9a995
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x586b553a5074 - test::run_test::{{closure}}::h85af00882daabeaa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x586b553a5074 - std::sys::backtrace::__rust_begin_short_backtrace::h9d9305dda51fa5f2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x586b553a8a1a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc6aada8b43f0527b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x586b553a8a1a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha89fe5505c1206f5
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x586b553a8a1a - std::panicking::catch_unwind::do_call::he3e0bef721d99583
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x586b553a8a1a - std::panicking::catch_unwind::ha8241964d3d773cd
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x586b553a8a1a - std::panic::catch_unwind::ha8554bc7696cae72
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x586b553a8a1a - std::thread::Builder::spawn_unchecked_::{{closure}}::he06f1f62b4c90f8d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x586b553a8a1a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha7fd20ecae19b9b9
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x586b5541320f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h43642ed9c40e0ab2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   44:     0x586b5541320f - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   45:     0x7ff1a2026aa4 - <unknown>
[INFO] [stdout]   46:     0x7ff1a20b3a64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test_set_and_get stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test_set_and_get' (29) panicked at /opt/rustwide/workdir/src/kv/db.rs:23:39:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x586b5543edc2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x586b5543edc2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x586b5543edc2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x586b5543edc2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x586b5544efef - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x586b5544efef - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x586b5540ba21 - std::io::default_write_fmt::ha6b238eff7f0ef8a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x586b5540ba21 - std::io::Write::write_fmt::h9846fe3d2a36c1ea
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x586b55417ee2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x586b5541cbbf - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x586b5541ca51 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x586b553b8e5e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb8126f8384f98101
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x586b553b8e5e - test::test_main_with_exit_callback::{{closure}}::hae96ae0cd2f2ce70
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x586b5541d27f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha703f6686c81d0c6
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x586b5541d27f - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x586b5541d0da - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x586b55418019 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x586b553ff39d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x586b55456a40 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x586b55456096 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x586b55397acf - core::result::Result<T,E>::unwrap::h991c412395772189
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1226:23
[INFO] [stdout]   21:     0x586b55397acf - shorterdb::kv::db::ShorterDB::new::h44168a30c16d041e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/kv/db.rs:23:39
[INFO] [stdout]   22:     0x586b55397158 - embedded::test_set_and_get::h18ae85b5ee13a66c
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/embedded.rs:6:18
[INFO] [stdout]   23:     0x586b55397617 - embedded::test_set_and_get::{{closure}}::h4bdee9166551eb16
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/embedded.rs:5:22
[INFO] [stdout]   24:     0x586b553959e6 - core::ops::function::FnOnce::call_once::h641d41083018ee12
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x586b553b8c3b - core::ops::function::FnOnce::call_once::h8f50ae93d93b62b4
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x586b553b8c3b - test::__rust_begin_short_backtrace::h447963718d05a644
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x586b553ce875 - test::run_test_in_process::{{closure}}::hf890ba4755ca86c0
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x586b553ce875 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h31e4b2860e583faa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x586b553ce875 - std::panicking::catch_unwind::do_call::hec7cdbbe797e2cab
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x586b553ce875 - std::panicking::catch_unwind::h24d3b93458b5ba67
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x586b553ce875 - std::panic::catch_unwind::h46eeec7cf9c9336c
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x586b553ce875 - test::run_test_in_process::h290de6e559006104
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x586b553ce875 - test::run_test::{{closure}}::h26eeb2c5f7e9a995
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x586b553a5074 - test::run_test::{{closure}}::h85af00882daabeaa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x586b553a5074 - std::sys::backtrace::__rust_begin_short_backtrace::h9d9305dda51fa5f2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x586b553a8a1a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc6aada8b43f0527b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x586b553a8a1a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha89fe5505c1206f5
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x586b553a8a1a - std::panicking::catch_unwind::do_call::he3e0bef721d99583
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x586b553a8a1a - std::panicking::catch_unwind::ha8241964d3d773cd
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x586b553a8a1a - std::panic::catch_unwind::ha8554bc7696cae72
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x586b553a8a1a - std::thread::Builder::spawn_unchecked_::{{closure}}::he06f1f62b4c90f8d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x586b553a8a1a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha7fd20ecae19b9b9
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x586b5541320f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h43642ed9c40e0ab2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   44:     0x586b5541320f - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   45:     0x7ff1a2026aa4 - <unknown>
[INFO] [stdout]   46:     0x7ff1a20b3a64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_delete
[INFO] [stdout]     test_non_existent_key
[INFO] [stdout]     test_set_and_get
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fdc85e1a4369ddab3e6d1ce28daa1d9a3697b07958eadcf470178a61ecefabb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdc85e1a4369ddab3e6d1ce28daa1d9a3697b07958eadcf470178a61ecefabb0", kill_on_drop: false }`
[INFO] [stdout] fdc85e1a4369ddab3e6d1ce28daa1d9a3697b07958eadcf470178a61ecefabb0
