[INFO] cloning repository https://github.com/Da1sypetals/Lsmkv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Da1sypetals/Lsmkv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDa1sypetals%2FLsmkv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDa1sypetals%2FLsmkv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44806825332a0a0bcd271901decd04030ac26b6c
[INFO] testing Da1sypetals/Lsmkv against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDa1sypetals%2FLsmkv" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Da1sypetals/Lsmkv
[INFO] finished tweaking git repo https://github.com/Da1sypetals/Lsmkv
[INFO] tweaked toml for git repo https://github.com/Da1sypetals/Lsmkv written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Da1sypetals/Lsmkv on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Da1sypetals/Lsmkv 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cf2fe01c401856d104c1966070c4bd0fd68bff0a2781a8d2d6411ecbb7e686b
[INFO] running `Command { std: "docker" "start" "-a" "1cf2fe01c401856d104c1966070c4bd0fd68bff0a2781a8d2d6411ecbb7e686b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cf2fe01c401856d104c1966070c4bd0fd68bff0a2781a8d2d6411ecbb7e686b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cf2fe01c401856d104c1966070c4bd0fd68bff0a2781a8d2d6411ecbb7e686b", kill_on_drop: false }`
[INFO] [stdout] 1cf2fe01c401856d104c1966070c4bd0fd68bff0a2781a8d2d6411ecbb7e686b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 490f35884c09c8c9d2731933883960f878ef73e91743ab90df6239499f1858ec
[INFO] running `Command { std: "docker" "start" "-a" "490f35884c09c8c9d2731933883960f878ef73e91743ab90df6239499f1858ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling zerocopy v0.8.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling winnow v0.7.1
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling sdd v3.0.7
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling farmhash v1.1.5
[INFO] [stderr]    Compiling scc v2.3.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling is-terminal v0.4.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling crossbeam-skiplist v0.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling rand_core v0.9.0
[INFO] [stderr]    Compiling tempfile v3.16.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling uuid-macro-internal v1.13.1
[INFO] [stderr]    Compiling pretty_env_logger v0.5.0
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling uuid v1.13.1
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.23
[INFO] [stderr]    Compiling toml v0.8.20
[INFO] [stderr]    Compiling lsmkv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `atomic::AtomicU64`
[INFO] [stdout]  --> src/clock.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 |     sync::{Mutex, atomic::AtomicU64},
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::timestamp`
[INFO] [stdout]  --> src/clock.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use uuid::timestamp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `disk::disk::LsmDisk`, `memory::LsmMemory`, `memtable::Memtable`, `signal::Signal`, and `tree::LsmTree`
[INFO] [stdout]  --> src/config/lsm.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     disk::disk::LsmDisk,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     lsmtree::{signal::Signal, tree::LsmTree},
[INFO] [stdout]   |               ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 5 |     memory::{memory::LsmMemory, memtable::Memtable},
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scc::Queue`
[INFO] [stdout]  --> src/config/lsm.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use scc::Queue;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `AtomicBool`, `AtomicUsize`, `RwLock`, and `collections::VecDeque`
[INFO] [stdout]   --> src/config/lsm.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     collections::VecDeque,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     sync::{
[INFO] [stdout] 12 |         atomic::{AtomicBool, AtomicUsize},
[INFO] [stdout]    |                  ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 13 |         Arc, RwLock,
[INFO] [stdout]    |         ^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/disk/sst/search.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `types::Record`
[INFO] [stdout]  --> src/disk/sst/write.rs:5:34
[INFO] [stdout]   |
[INFO] [stdout] 5 |     memory::{memtable::Memtable, types::Record},
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/disk/sst/write.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BloomFilter`
[INFO] [stdout]  --> src/disk/sst/mod.rs:6:32
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::disk::sst::search::{BloomFilter, Index};
[INFO] [stdout]   |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/disk/block.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scc::HashMap`
[INFO] [stdout]   --> src/disk/disk.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use scc::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::memory::MemoryConfig`
[INFO] [stdout]  --> src/lsmtree/tree.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::config::memory::MemoryConfig;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::sst::SstConfig`
[INFO] [stdout]  --> src/lsmtree/tree.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::config::sst::SstConfig;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WalValue`
[INFO] [stdout]   --> src/lsmtree/tree.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::wal::wal::{Wal, WalValue};
[INFO] [stdout]    |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::SeedableRng`
[INFO] [stdout]   --> src/lsmtree/tree.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use rand::SeedableRng;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::rngs::StdRng`
[INFO] [stdout]   --> src/lsmtree/tree.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use rand::rngs::StdRng;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::seq::SliceRandom`
[INFO] [stdout]   --> src/lsmtree/tree.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use rand::seq::SliceRandom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scc::Queue`
[INFO] [stdout]   --> src/lsmtree/tree.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use scc::Queue;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]   --> src/lsmtree/tree.rs:19:34
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::collections::{BTreeMap, VecDeque};
[INFO] [stdout]    |                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::unix::thread`
[INFO] [stdout]   --> src/lsmtree/tree.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::os::unix::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicBool`, `AtomicUsize`, and `Ordering`
[INFO] [stdout]   --> src/lsmtree/tree.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
[INFO] [stdout]    |                         ^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempfile::tempdir`
[INFO] [stdout]   --> src/lsmtree/tree.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use tempfile::tempdir;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::clock::Clock`
[INFO] [stdout]  --> src/memory/memory.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::clock::Clock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/memory/memory.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::VecDeque`
[INFO] [stdout]  --> src/memory/memory.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     collections::VecDeque,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/memory/memtable.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Borrow`
[INFO] [stdout]  --> src/memory/types.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{borrow::Borrow, cmp::Ordering};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Key`
[INFO] [stdout]  --> src/transaction/transaction.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 |     memory::types::{Key, Record},
[INFO] [stdout]   |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::timestamp`
[INFO] [stdout]  --> src/transaction/transaction.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use uuid::timestamp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/wal/wal.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::log_record::LogRecord`
[INFO] [stdout]  --> src/wal/replay.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::log_record::LogRecord;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]    --> src/disk/disk.rs:494:21
[INFO] [stdout]     |
[INFO] [stdout] 494 |             let mut key = Vec::new();
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `value` is never read
[INFO] [stdout]    --> src/disk/disk.rs:500:21
[INFO] [stdout]     |
[INFO] [stdout] 500 |             let mut value = Vec::new();
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]    --> src/disk/disk.rs:524:21
[INFO] [stdout]     |
[INFO] [stdout] 524 |             let mut key = Vec::new();
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_level_guard` is never used
[INFO] [stdout]   --> src/disk/manifest.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl LevelManifest {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub(crate) fn from_level_guard(level: &Level) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/clock.rs:67:26
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn tick_and_mark(&self) -> MarkerGuard {
[INFO] [stdout]    |                          ^^^^^     ----------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn tick_and_mark(&self) -> MarkerGuard<'_> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "490f35884c09c8c9d2731933883960f878ef73e91743ab90df6239499f1858ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "490f35884c09c8c9d2731933883960f878ef73e91743ab90df6239499f1858ec", kill_on_drop: false }`
[INFO] [stdout] 490f35884c09c8c9d2731933883960f878ef73e91743ab90df6239499f1858ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fc33984a6dfe8a9710fc16e782b090f287a4ed26111d51264e6ce81c612bc59
[INFO] running `Command { std: "docker" "start" "-a" "5fc33984a6dfe8a9710fc16e782b090f287a4ed26111d51264e6ce81c612bc59", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `atomic::AtomicU64`
[INFO] [stdout]  --> src/clock.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 |     sync::{Mutex, atomic::AtomicU64},
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::timestamp`
[INFO] [stdout]  --> src/clock.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use uuid::timestamp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `disk::disk::LsmDisk`, `memory::LsmMemory`, `memtable::Memtable`, `signal::Signal`, and `tree::LsmTree`
[INFO] [stdout]  --> src/config/lsm.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     disk::disk::LsmDisk,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     lsmtree::{signal::Signal, tree::LsmTree},
[INFO] [stdout]   |               ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 5 |     memory::{memory::LsmMemory, memtable::Memtable},
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scc::Queue`
[INFO] [stdout]  --> src/config/lsm.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use scc::Queue;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `AtomicBool`, `AtomicUsize`, `RwLock`, and `collections::VecDeque`
[INFO] [stdout]   --> src/config/lsm.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     collections::VecDeque,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     sync::{
[INFO] [stdout] 12 |         atomic::{AtomicBool, AtomicUsize},
[INFO] [stdout]    |                  ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 13 |         Arc, RwLock,
[INFO] [stdout]    |         ^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/disk/sst/search.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `types::Record`
[INFO] [stdout]  --> src/disk/sst/write.rs:5:34
[INFO] [stdout]   |
[INFO] [stdout] 5 |     memory::{memtable::Memtable, types::Record},
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/disk/sst/write.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BloomFilter`
[INFO] [stdout]  --> src/disk/sst/mod.rs:6:32
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::disk::sst::search::{BloomFilter, Index};
[INFO] [stdout]   |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/disk/block.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scc::HashMap`
[INFO] [stdout]   --> src/disk/disk.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use scc::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::memory::MemoryConfig`
[INFO] [stdout]  --> src/lsmtree/tree.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::config::memory::MemoryConfig;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::sst::SstConfig`
[INFO] [stdout]  --> src/lsmtree/tree.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::config::sst::SstConfig;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WalValue`
[INFO] [stdout]   --> src/lsmtree/tree.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::wal::wal::{Wal, WalValue};
[INFO] [stdout]    |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::SeedableRng`
[INFO] [stdout]   --> src/lsmtree/tree.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use rand::SeedableRng;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::rngs::StdRng`
[INFO] [stdout]   --> src/lsmtree/tree.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use rand::rngs::StdRng;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::seq::SliceRandom`
[INFO] [stdout]   --> src/lsmtree/tree.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use rand::seq::SliceRandom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scc::Queue`
[INFO] [stdout]   --> src/lsmtree/tree.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use scc::Queue;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]   --> src/lsmtree/tree.rs:19:34
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::collections::{BTreeMap, VecDeque};
[INFO] [stdout]    |                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::unix::thread`
[INFO] [stdout]   --> src/lsmtree/tree.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::os::unix::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicBool`, `AtomicUsize`, and `Ordering`
[INFO] [stdout]   --> src/lsmtree/tree.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
[INFO] [stdout]    |                         ^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempfile::tempdir`
[INFO] [stdout]   --> src/lsmtree/tree.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use tempfile::tempdir;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::clock::Clock`
[INFO] [stdout]  --> src/memory/memory.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::clock::Clock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/memory/memory.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::VecDeque`
[INFO] [stdout]  --> src/memory/memory.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     collections::VecDeque,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/memory/memtable.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Borrow`
[INFO] [stdout]  --> src/memory/types.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{borrow::Borrow, cmp::Ordering};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Key`
[INFO] [stdout]  --> src/transaction/transaction.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 |     memory::types::{Key, Record},
[INFO] [stdout]   |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::timestamp`
[INFO] [stdout]  --> src/transaction/transaction.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use uuid::timestamp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/wal/wal.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::log_record::LogRecord`
[INFO] [stdout]  --> src/wal/replay.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::log_record::LogRecord;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]    --> src/disk/disk.rs:494:21
[INFO] [stdout]     |
[INFO] [stdout] 494 |             let mut key = Vec::new();
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `value` is never read
[INFO] [stdout]    --> src/disk/disk.rs:500:21
[INFO] [stdout]     |
[INFO] [stdout] 500 |             let mut value = Vec::new();
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]    --> src/disk/disk.rs:524:21
[INFO] [stdout]     |
[INFO] [stdout] 524 |             let mut key = Vec::new();
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lsmkv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `from_level_guard` is never used
[INFO] [stdout]   --> src/disk/manifest.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl LevelManifest {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub(crate) fn from_level_guard(level: &Level) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/clock.rs:67:26
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn tick_and_mark(&self) -> MarkerGuard {
[INFO] [stdout]    |                          ^^^^^     ----------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn tick_and_mark(&self) -> MarkerGuard<'_> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `atomic::AtomicU64`
[INFO] [stdout]  --> src/clock.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 |     sync::{Mutex, atomic::AtomicU64},
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::timestamp`
[INFO] [stdout]  --> src/clock.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use uuid::timestamp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `disk::disk::LsmDisk`, `memory::LsmMemory`, `memtable::Memtable`, `signal::Signal`, and `tree::LsmTree`
[INFO] [stdout]  --> src/config/lsm.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     disk::disk::LsmDisk,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     lsmtree::{signal::Signal, tree::LsmTree},
[INFO] [stdout]   |               ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 5 |     memory::{memory::LsmMemory, memtable::Memtable},
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scc::Queue`
[INFO] [stdout]  --> src/config/lsm.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use scc::Queue;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `AtomicBool`, `AtomicUsize`, `RwLock`, and `collections::VecDeque`
[INFO] [stdout]   --> src/config/lsm.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     collections::VecDeque,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     sync::{
[INFO] [stdout] 12 |         atomic::{AtomicBool, AtomicUsize},
[INFO] [stdout]    |                  ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 13 |         Arc, RwLock,
[INFO] [stdout]    |         ^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/disk/sst/search.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `types::Record`
[INFO] [stdout]  --> src/disk/sst/write.rs:5:34
[INFO] [stdout]   |
[INFO] [stdout] 5 |     memory::{memtable::Memtable, types::Record},
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/disk/sst/write.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BloomFilter`
[INFO] [stdout]  --> src/disk/sst/mod.rs:6:32
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::disk::sst::search::{BloomFilter, Index};
[INFO] [stdout]   |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/disk/block.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scc::HashMap`
[INFO] [stdout]   --> src/disk/disk.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use scc::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]    --> src/lsmtree/tests.rs:643:9
[INFO] [stdout]     |
[INFO] [stdout] 643 |     use std::collections::HashMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicBool` and `AtomicUsize`
[INFO] [stdout]    --> src/lsmtree/tests.rs:810:29
[INFO] [stdout]     |
[INFO] [stdout] 810 |     use std::sync::atomic::{AtomicBool, AtomicUsize};
[INFO] [stdout]     |                             ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::memory::MemoryConfig`
[INFO] [stdout]  --> src/lsmtree/tree.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::config::memory::MemoryConfig;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::sst::SstConfig`
[INFO] [stdout]  --> src/lsmtree/tree.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::config::sst::SstConfig;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WalValue`
[INFO] [stdout]   --> src/lsmtree/tree.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::wal::wal::{Wal, WalValue};
[INFO] [stdout]    |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::SeedableRng`
[INFO] [stdout]   --> src/lsmtree/tree.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use rand::SeedableRng;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::rngs::StdRng`
[INFO] [stdout]   --> src/lsmtree/tree.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use rand::rngs::StdRng;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::seq::SliceRandom`
[INFO] [stdout]   --> src/lsmtree/tree.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use rand::seq::SliceRandom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scc::Queue`
[INFO] [stdout]   --> src/lsmtree/tree.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use scc::Queue;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]   --> src/lsmtree/tree.rs:19:34
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::collections::{BTreeMap, VecDeque};
[INFO] [stdout]    |                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::unix::thread`
[INFO] [stdout]   --> src/lsmtree/tree.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::os::unix::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicBool`, `AtomicUsize`, and `Ordering`
[INFO] [stdout]   --> src/lsmtree/tree.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
[INFO] [stdout]    |                         ^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempfile::tempdir`
[INFO] [stdout]   --> src/lsmtree/tree.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use tempfile::tempdir;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::clock::Clock`
[INFO] [stdout]  --> src/memory/memory.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::clock::Clock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/memory/memory.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::VecDeque`
[INFO] [stdout]  --> src/memory/memory.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     collections::VecDeque,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/memory/memtable.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Borrow`
[INFO] [stdout]  --> src/memory/types.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{borrow::Borrow, cmp::Ordering};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::seq::IteratorRandom`
[INFO] [stdout]  --> src/transaction/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::seq::IteratorRandom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread` and `time::Duration`
[INFO] [stdout]  --> src/transaction/tests.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{thread, time::Duration};
[INFO] [stdout]   |           ^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Key`
[INFO] [stdout]  --> src/transaction/transaction.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 |     memory::types::{Key, Record},
[INFO] [stdout]   |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::timestamp`
[INFO] [stdout]  --> src/transaction/transaction.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use uuid::timestamp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/wal/wal.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::log_record::LogRecord`
[INFO] [stdout]  --> src/wal/replay.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::log_record::LogRecord;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]    --> src/disk/disk.rs:494:21
[INFO] [stdout]     |
[INFO] [stdout] 494 |             let mut key = Vec::new();
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `value` is never read
[INFO] [stdout]    --> src/disk/disk.rs:500:21
[INFO] [stdout]     |
[INFO] [stdout] 500 |             let mut value = Vec::new();
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]    --> src/disk/disk.rs:524:21
[INFO] [stdout]     |
[INFO] [stdout] 524 |             let mut key = Vec::new();
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lsmtree/test_mvcc.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut tree = LsmTree::empty(config);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lsmtree/tests.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let mut tree = LsmTree::empty(config);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected_state`
[INFO] [stdout]    --> src/lsmtree/tests.rs:413:13
[INFO] [stdout]     |
[INFO] [stdout] 413 |         let expected_state = Arc::clone(&expected_state);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_state`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_time`
[INFO] [stdout]    --> src/lsmtree/tests.rs:596:9
[INFO] [stdout]     |
[INFO] [stdout] 596 |     let start_time = Instant::now();
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_ops`
[INFO] [stdout]    --> src/lsmtree/tests.rs:851:9
[INFO] [stdout]     |
[INFO] [stdout] 851 |     let total_ops = ops_per_writer * n_writers;
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_ops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_versions`
[INFO] [stdout]     --> src/lsmtree/tests.rs:1037:9
[INFO] [stdout]      |
[INFO] [stdout] 1037 |     let n_versions = 5;
[INFO] [stdout]      |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_versions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/transaction/tests.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut tree = LsmTree::empty(config);
[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/transaction/tests.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let mut tree = LsmTree::empty(config);
[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/transaction/tests.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let mut tree = LsmTree::empty(config);
[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/transaction/tests.rs:311:9
[INFO] [stdout]     |
[INFO] [stdout] 311 |     let mut tree = LsmTree::empty(config);
[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/transaction/tests.rs:497:13
[INFO] [stdout]     |
[INFO] [stdout] 497 |         let mut tree = LsmTree::empty(config.clone());
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/transaction/tests.rs:526:13
[INFO] [stdout]     |
[INFO] [stdout] 526 |         let mut tree = LsmTree::empty(config.clone());
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/transaction/tests.rs:593:13
[INFO] [stdout]     |
[INFO] [stdout] 593 |         let mut tree = LsmTree::empty(config.clone());
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/transaction/tests.rs:633:13
[INFO] [stdout]     |
[INFO] [stdout] 633 |         let mut tree = LsmTree::empty(config.clone());
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_level_guard` is never used
[INFO] [stdout]   --> src/disk/manifest.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl LevelManifest {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub(crate) fn from_level_guard(level: &Level) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/clock.rs:67:26
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn tick_and_mark(&self) -> MarkerGuard {
[INFO] [stdout]    |                          ^^^^^     ----------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn tick_and_mark(&self) -> MarkerGuard<'_> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.18s
[INFO] running `Command { std: "docker" "inspect" "5fc33984a6dfe8a9710fc16e782b090f287a4ed26111d51264e6ce81c612bc59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fc33984a6dfe8a9710fc16e782b090f287a4ed26111d51264e6ce81c612bc59", kill_on_drop: false }`
[INFO] [stdout] 5fc33984a6dfe8a9710fc16e782b090f287a4ed26111d51264e6ce81c612bc59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ba4475741f4537b57e21655034a3a2c48465db9000f8f73d96048a86881f97e
[INFO] running `Command { std: "docker" "start" "-a" "8ba4475741f4537b57e21655034a3a2c48465db9000f8f73d96048a86881f97e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `atomic::AtomicU64`
[INFO] [stderr]  --> src/clock.rs:4:19
[INFO] [stderr]   |
[INFO] [stderr] 4 |     sync::{Mutex, atomic::AtomicU64},
[INFO] [stderr]   |                   ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::timestamp`
[INFO] [stderr]  --> src/clock.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use uuid::timestamp;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `disk::disk::LsmDisk`, `memory::LsmMemory`, `memtable::Memtable`, `signal::Signal`, and `tree::LsmTree`
[INFO] [stderr]  --> src/config/lsm.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     disk::disk::LsmDisk,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 4 |     lsmtree::{signal::Signal, tree::LsmTree},
[INFO] [stderr]   |               ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 5 |     memory::{memory::LsmMemory, memtable::Memtable},
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `scc::Queue`
[INFO] [stderr]  --> src/config/lsm.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use scc::Queue;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Arc`, `AtomicBool`, `AtomicUsize`, `RwLock`, and `collections::VecDeque`
[INFO] [stderr]   --> src/config/lsm.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     collections::VecDeque,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 11 |     sync::{
[INFO] [stderr] 12 |         atomic::{AtomicBool, AtomicUsize},
[INFO] [stderr]    |                  ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 13 |         Arc, RwLock,
[INFO] [stderr]    |         ^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bytes::Bytes`
[INFO] [stderr]  --> src/disk/sst/search.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use bytes::Bytes;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `types::Record`
[INFO] [stderr]  --> src/disk/sst/write.rs:5:34
[INFO] [stderr]   |
[INFO] [stderr] 5 |     memory::{memtable::Memtable, types::Record},
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bytes::Bytes`
[INFO] [stderr]  --> src/disk/sst/write.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use bytes::Bytes;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BloomFilter`
[INFO] [stderr]  --> src/disk/sst/mod.rs:6:32
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::disk::sst::search::{BloomFilter, Index};
[INFO] [stderr]   |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bytes::Bytes`
[INFO] [stderr]  --> src/disk/block.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use bytes::Bytes;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `scc::HashMap`
[INFO] [stderr]   --> src/disk/disk.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use scc::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::config::memory::MemoryConfig`
[INFO] [stderr]  --> src/lsmtree/tree.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::config::memory::MemoryConfig;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::config::sst::SstConfig`
[INFO] [stderr]  --> src/lsmtree/tree.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::config::sst::SstConfig;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `WalValue`
[INFO] [stderr]   --> src/lsmtree/tree.rs:12:28
[INFO] [stderr]    |
[INFO] [stderr] 12 | use crate::wal::wal::{Wal, WalValue};
[INFO] [stderr]    |                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::SeedableRng`
[INFO] [stderr]   --> src/lsmtree/tree.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use rand::SeedableRng;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::rngs::StdRng`
[INFO] [stderr]   --> src/lsmtree/tree.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use rand::rngs::StdRng;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::seq::SliceRandom`
[INFO] [stderr]   --> src/lsmtree/tree.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use rand::seq::SliceRandom;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `scc::Queue`
[INFO] [stderr]   --> src/lsmtree/tree.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use scc::Queue;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `VecDeque`
[INFO] [stderr]   --> src/lsmtree/tree.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::collections::{BTreeMap, VecDeque};
[INFO] [stderr]    |                                  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::os::unix::thread`
[INFO] [stderr]   --> src/lsmtree/tree.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::os::unix::thread;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AtomicBool`, `AtomicUsize`, and `Ordering`
[INFO] [stderr]   --> src/lsmtree/tree.rs:22:25
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
[INFO] [stderr]    |                         ^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tempfile::tempdir`
[INFO] [stderr]   --> src/lsmtree/tree.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use tempfile::tempdir;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::clock::Clock`
[INFO] [stderr]  --> src/memory/memory.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::clock::Clock;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bytes::Bytes`
[INFO] [stderr]  --> src/memory/memory.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use bytes::Bytes;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `collections::VecDeque`
[INFO] [stderr]  --> src/memory/memory.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     collections::VecDeque,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bytes::Bytes`
[INFO] [stderr]  --> src/memory/memtable.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use bytes::Bytes;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `borrow::Borrow`
[INFO] [stderr]  --> src/memory/types.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{borrow::Borrow, cmp::Ordering};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Key`
[INFO] [stderr]  --> src/transaction/transaction.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 |     memory::types::{Key, Record},
[INFO] [stderr]   |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::timestamp`
[INFO] [stderr]  --> src/transaction/transaction.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use uuid::timestamp;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/wal/wal.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::log_record::LogRecord`
[INFO] [stderr]  --> src/wal/replay.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::log_record::LogRecord;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `key` is never read
[INFO] [stderr]    --> src/disk/disk.rs:494:21
[INFO] [stderr]     |
[INFO] [stderr] 494 |             let mut key = Vec::new();
[INFO] [stderr]     |                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `value` is never read
[INFO] [stderr]    --> src/disk/disk.rs:500:21
[INFO] [stderr]     |
[INFO] [stderr] 500 |             let mut value = Vec::new();
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `key` is never read
[INFO] [stderr]    --> src/disk/disk.rs:524:21
[INFO] [stderr]     |
[INFO] [stderr] 524 |             let mut key = Vec::new();
[INFO] [stderr]     |                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_level_guard` is never used
[INFO] [stderr]   --> src/disk/manifest.rs:27:19
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl LevelManifest {
[INFO] [stderr]    | ------------------ associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub(crate) fn from_level_guard(level: &Level) -> Self {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/clock.rs:67:26
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn tick_and_mark(&self) -> MarkerGuard {
[INFO] [stderr]    |                          ^^^^^     ----------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |                          |
[INFO] [stderr]    |                          this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn tick_and_mark(&self) -> MarkerGuard<'_> {
[INFO] [stderr]    |                                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]    --> src/lsmtree/tests.rs:643:9
[INFO] [stderr]     |
[INFO] [stderr] 643 |     use std::collections::HashMap;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AtomicBool` and `AtomicUsize`
[INFO] [stderr]    --> src/lsmtree/tests.rs:810:29
[INFO] [stderr]     |
[INFO] [stderr] 810 |     use std::sync::atomic::{AtomicBool, AtomicUsize};
[INFO] [stderr]     |                             ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::seq::IteratorRandom`
[INFO] [stderr]  --> src/transaction/tests.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rand::seq::IteratorRandom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `thread` and `time::Duration`
[INFO] [stderr]  --> src/transaction/tests.rs:7:11
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::{thread, time::Duration};
[INFO] [stderr]   |           ^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lsmtree/test_mvcc.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut tree = LsmTree::empty(config);
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lsmtree/tests.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut tree = LsmTree::empty(config);
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected_state`
[INFO] [stderr]    --> src/lsmtree/tests.rs:413:13
[INFO] [stderr]     |
[INFO] [stderr] 413 |         let expected_state = Arc::clone(&expected_state);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_state`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start_time`
[INFO] [stderr]    --> src/lsmtree/tests.rs:596:9
[INFO] [stderr]     |
[INFO] [stderr] 596 |     let start_time = Instant::now();
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `total_ops`
[INFO] [stderr]    --> src/lsmtree/tests.rs:851:9
[INFO] [stderr]     |
[INFO] [stderr] 851 |     let total_ops = ops_per_writer * n_writers;
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_ops`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n_versions`
[INFO] [stderr]     --> src/lsmtree/tests.rs:1037:9
[INFO] [stderr]      |
[INFO] [stderr] 1037 |     let n_versions = 5;
[INFO] [stderr]      |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_versions`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/transaction/tests.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut tree = LsmTree::empty(config);
[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/transaction/tests.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |     let mut tree = LsmTree::empty(config);
[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/transaction/tests.rs:209:9
[INFO] [stderr]     |
[INFO] [stderr] 209 |     let mut tree = LsmTree::empty(config);
[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/transaction/tests.rs:311:9
[INFO] [stderr]     |
[INFO] [stderr] 311 |     let mut tree = LsmTree::empty(config);
[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/transaction/tests.rs:497:13
[INFO] [stderr]     |
[INFO] [stderr] 497 |         let mut tree = LsmTree::empty(config.clone());
[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/transaction/tests.rs:526:13
[INFO] [stderr]     |
[INFO] [stderr] 526 |         let mut tree = LsmTree::empty(config.clone());
[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/transaction/tests.rs:593:13
[INFO] [stderr]     |
[INFO] [stderr] 593 |         let mut tree = LsmTree::empty(config.clone());
[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/transaction/tests.rs:633:13
[INFO] [stderr]     |
[INFO] [stderr] 633 |         let mut tree = LsmTree::empty(config.clone());
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `lsmkv` (lib) generated 36 warnings (run `cargo fix --lib -p lsmkv` to apply 31 suggestions)
[INFO] [stderr] warning: `lsmkv` (lib test) generated 54 warnings (36 duplicates) (run `cargo fix --lib -p lsmkv --tests` to apply 14 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lsmkv-e3983a7a2c33cd7d)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test disk::sst::search::tests::test_bloom_filter_edge_cases ... ok
[INFO] [stdout] test disk::sst::search::tests::test_bloom_filter_invalid_decode ... ok
[INFO] [stdout] test disk::sst::search::tests::test_bloom_filter_encoding_decoding ... ok
[INFO] [stdout] test disk::sst::search::tests::test_bloom_filter_basic_operations ... ok
[INFO] [stdout] test disk::sst::search::tests::test_bloom_filter_false_positives ... ok
[INFO] [stdout] test disk::sst::search::tests::test_bloom_filter_encoding_decoding_large_dataset ... ok
[INFO] [stdout] test transaction::tests::test_basic_0 ... ok
[INFO] [stdout] test transaction::tests::test_multiple_transactions ... ok
[INFO] [stdout] test transaction::tests::test_transaction_durability ... ok
[INFO] [stdout] test disk::sst::search::tests::test_bloom_filter_large_dataset ... ok
[INFO] [stdout] test lsmtree::signal::tests::test_signal_multiple_setters ... ok
[INFO] [stdout] test lsmtree::tests::test_close_repoen ... FAILED
[INFO] [stdout] test lsmtree::signal::tests::test_signal ... ok
[INFO] [stdout] test transaction::tests::test_configurable_transactions ... ok
[INFO] [stdout] test transaction::tests::test_large_transaction_durability ... ok
[INFO] [stdout] test lsmtree::test_mvcc::test_basic_0 ... ok
[INFO] [stdout] test lsmtree::tests::test_data_distribution_across_layers ... ok
[INFO] [stdout] test transaction::tests::test_bigger ... ok
[INFO] [stdout] test lsmtree::tests::test_concurrent_overwrite_delete has been running for over 60 seconds
[INFO] [stdout] test lsmtree::tests::test_deterministic_concurrent_operations has been running for over 60 seconds
[INFO] [stdout] test lsmtree::tests::test_serial_insert_versions has been running for over 60 seconds
[INFO] [stdout] test lsmtree::tests::test_simple has been running for over 60 seconds
[INFO] [stdout] test lsmtree::tests::test_concurrent_overwrite_delete ... ok
[INFO] [stdout] test lsmtree::tests::test_deterministic_concurrent_operations ... ok
[INFO] [stdout] test lsmtree::tests::test_serial_insert_versions ... ok
[INFO] [stdout] test lsmtree::tests::test_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- lsmtree::tests::test_close_repoen stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'lsmtree::tests::test_close_repoen' panicked at src/lsmtree/tests.rs:1035:31:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6481264a5a82 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6481264a5a82 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6481264a5a82 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6481264a5a82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6481264cd123 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x6481264cd123 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x6481264a27a3 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6481264a27a3 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x6481264a58d2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x6481264a713c - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x6481264a6f92 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x648126463394 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x648126463394 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6481264a7b1b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x6481264a7b1b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x6481264a78ea - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x6481264a5f79 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x6481264a757d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x6481264cb6f0 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x6481264cba96 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x648126388aa4 - core::result::Result<T,E>::unwrap::h14db1e2a4b747989
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x648126388aa4 - lsmkv::lsmtree::tests::test_close_repoen::h8b6f6e539b55c6bb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lsmtree/tests.rs:1035:31
[INFO] [stdout]   22:     0x6481263dc989 - lsmkv::lsmtree::tests::test_close_repoen::{{closure}}::he5560462e671f211
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lsmtree/tests.rs:1027:23
[INFO] [stdout]   23:     0x6481263dc989 - core::ops::function::FnOnce::call_once::hd91bac0f2c4272f4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x648126468acb - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x648126468acb - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x648126467d0e - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x648126467d0e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x648126467d0e - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x648126467d0e - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x648126467d0e - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x648126467d0e - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x648126467d0e - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x64812642b8b4 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x64812642b8b4 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x64812642f25a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x64812642f25a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x64812642f25a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x64812642f25a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x64812642f25a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x64812642f25a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x64812642f25a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x6481264aaa77 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x6481264aaa77 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x6481264aaa77 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x758b75704aa4 - <unknown>
[INFO] [stdout]   46:     0x758b75791a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     lsmtree::tests::test_close_repoen
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 21 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 108.13s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "8ba4475741f4537b57e21655034a3a2c48465db9000f8f73d96048a86881f97e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ba4475741f4537b57e21655034a3a2c48465db9000f8f73d96048a86881f97e", kill_on_drop: false }`
[INFO] [stdout] 8ba4475741f4537b57e21655034a3a2c48465db9000f8f73d96048a86881f97e
