[INFO] cloning repository https://github.com/SilvioPilato/Hash-Index-KV-Store [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SilvioPilato/Hash-Index-KV-Store" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSilvioPilato%2FHash-Index-KV-Store", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSilvioPilato%2FHash-Index-KV-Store'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 88d9befa36da6b7cea3e9cc07ebbe299895772c0 [INFO] testing SilvioPilato/Hash-Index-KV-Store against beta-2026-04-21 for beta-1.96-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSilvioPilato%2FHash-Index-KV-Store" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/SilvioPilato/Hash-Index-KV-Store [INFO] finished tweaking git repo https://github.com/SilvioPilato/Hash-Index-KV-Store [INFO] tweaked toml for git repo https://github.com/SilvioPilato/Hash-Index-KV-Store written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/SilvioPilato/Hash-Index-KV-Store on toolchain beta-2026-04-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/SilvioPilato/Hash-Index-KV-Store 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f039028cbb32fc4eabb5e44c9452fad510f504c9604d6d73a4c8ce96e3188cf6 [INFO] running `Command { std: "docker" "start" "-a" "f039028cbb32fc4eabb5e44c9452fad510f504c9604d6d73a4c8ce96e3188cf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f039028cbb32fc4eabb5e44c9452fad510f504c9604d6d73a4c8ce96e3188cf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f039028cbb32fc4eabb5e44c9452fad510f504c9604d6d73a4c8ce96e3188cf6", kill_on_drop: false }` [INFO] [stdout] f039028cbb32fc4eabb5e44c9452fad510f504c9604d6d73a4c8ce96e3188cf6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5867071b5dcc7428577e1329281e510c6ba432804316c772fecf0d43fb362f9e [INFO] running `Command { std: "docker" "start" "-a" "5867071b5dcc7428577e1329281e510c6ba432804316c772fecf0d43fb362f9e", kill_on_drop: false }` [INFO] [stderr] Compiling rustikv v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.76s [INFO] running `Command { std: "docker" "inspect" "5867071b5dcc7428577e1329281e510c6ba432804316c772fecf0d43fb362f9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5867071b5dcc7428577e1329281e510c6ba432804316c772fecf0d43fb362f9e", kill_on_drop: false }` [INFO] [stdout] 5867071b5dcc7428577e1329281e510c6ba432804316c772fecf0d43fb362f9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 615a73799ef158b04fb5cf9b425deb49034acb2f4e4c42c6e673d18956b4a8e1 [INFO] running `Command { std: "docker" "start" "-a" "615a73799ef158b04fb5cf9b425deb49034acb2f4e4c42c6e673d18956b4a8e1", kill_on_drop: false }` [INFO] [stderr] Compiling rustikv v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/hint.rs:92:9 [INFO] [stdout] | [INFO] [stdout] 92 | let mut db = KVEngine::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: variable does not need to be mutable [INFO] [stdout] --> tests/hint.rs:116:13 [INFO] [stdout] | [INFO] [stdout] 116 | let mut db = KVEngine::new( [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] --> tests/hint.rs:151:13 [INFO] [stdout] | [INFO] [stdout] 151 | let mut db = KVEngine::new( [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] --> tests/hint.rs:187:9 [INFO] [stdout] | [INFO] [stdout] 187 | let mut db = KVEngine::new( [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] --> tests/hint.rs:225:9 [INFO] [stdout] | [INFO] [stdout] 225 | let mut db = KVEngine::new(&path, "test", 50, FSyncStrategy::Always).unwrap(); [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] --> tests/lsmengine.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/lsmengine.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 111 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/lsmengine.rs:130:9 [INFO] [stdout] | [INFO] [stdout] 130 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/lsmengine.rs:141:9 [INFO] [stdout] | [INFO] [stdout] 141 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/lsmengine.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/lsmengine.rs:169:9 [INFO] [stdout] | [INFO] [stdout] 169 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/worker.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | let mut db = KVEngine::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: variable does not need to be mutable [INFO] [stdout] --> tests/db.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | let mut db = KVEngine::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: variable does not need to be mutable [INFO] [stdout] --> tests/db.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let mut db = KVEngine::new( [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] --> tests/db.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | let mut db = KVEngine::new( [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] --> tests/db.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let mut db = KVEngine::new( [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] --> tests/db.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | let mut db = KVEngine::new( [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] --> tests/lsmengine.rs:181:9 [INFO] [stdout] | [INFO] [stdout] 181 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/lsmengine.rs:198:13 [INFO] [stdout] | [INFO] [stdout] 198 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/db.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | let mut db = KVEngine::new( [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] --> tests/db.rs:139:9 [INFO] [stdout] | [INFO] [stdout] 139 | let mut db = KVEngine::new(&path, "test", 50, FSyncStrategy::Always).unwrap(); [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] --> tests/worker.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | let mut db = KVEngine::new( [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] --> tests/db.rs:154:13 [INFO] [stdout] | [INFO] [stdout] 154 | let mut db = KVEngine::new(&path, "test", 50, FSyncStrategy::Always).unwrap(); [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] --> tests/lsmengine.rs:213:9 [INFO] [stdout] | [INFO] [stdout] 213 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/db.rs:172:9 [INFO] [stdout] | [INFO] [stdout] 172 | let mut db = KVEngine::new(&path, "test", 50, FSyncStrategy::Always).unwrap(); [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] --> tests/lsmengine.rs:257:13 [INFO] [stdout] | [INFO] [stdout] 257 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/db.rs:186:9 [INFO] [stdout] | [INFO] [stdout] 186 | let mut db = KVEngine::new( [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] --> tests/lsmengine.rs:285:13 [INFO] [stdout] | [INFO] [stdout] 285 | let mut engine = new_engine(&dir, "test", 1).unwrap(); // threshold=1 flushes immediately [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] --> tests/lsmengine.rs:289:13 [INFO] [stdout] | [INFO] [stdout] 289 | let mut engine = engine_from_dir(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:304:13 [INFO] [stdout] | [INFO] [stdout] 304 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:331:9 [INFO] [stdout] | [INFO] [stdout] 331 | let mut engine = new_engine(&dir, "test", 1).unwrap(); // threshold=1, every write flushes [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] --> tests/db.rs:203:9 [INFO] [stdout] | [INFO] [stdout] 203 | let mut db = KVEngine::new( [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] --> tests/db.rs:221:9 [INFO] [stdout] | [INFO] [stdout] 221 | let mut db = KVEngine::new( [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] --> tests/db.rs:236:9 [INFO] [stdout] | [INFO] [stdout] 236 | let mut db = KVEngine::new(&path, "test", 50, FSyncStrategy::EveryN(2)).unwrap(); [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] --> tests/lsmengine.rs:345:9 [INFO] [stdout] | [INFO] [stdout] 345 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:360:9 [INFO] [stdout] | [INFO] [stdout] 360 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:371:9 [INFO] [stdout] | [INFO] [stdout] 371 | let mut engine = new_engine(&dir, "test", 1).unwrap(); // threshold=1, every write flushes [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] --> tests/lsmengine.rs:380:9 [INFO] [stdout] | [INFO] [stdout] 380 | let mut engine = new_engine(&dir, "test", 1).unwrap(); // threshold=1, flushes on set [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] --> tests/lsmengine.rs:389:9 [INFO] [stdout] | [INFO] [stdout] 389 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:402:9 [INFO] [stdout] | [INFO] [stdout] 402 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:417:9 [INFO] [stdout] | [INFO] [stdout] 417 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/lsmengine.rs:434:9 [INFO] [stdout] | [INFO] [stdout] 434 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/lsmengine.rs:436:9 [INFO] [stdout] | [INFO] [stdout] 436 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/db.rs:250:9 [INFO] [stdout] | [INFO] [stdout] 250 | let mut db = KVEngine::new( [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] --> tests/db.rs:305:9 [INFO] [stdout] | [INFO] [stdout] 305 | let mut db = KVEngine::new( [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] --> tests/lsmengine.rs:447:9 [INFO] [stdout] | [INFO] [stdout] 447 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:466:9 [INFO] [stdout] | [INFO] [stdout] 466 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/db.rs:323:9 [INFO] [stdout] | [INFO] [stdout] 323 | let mut db = KVEngine::new( [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] --> tests/db.rs:342:9 [INFO] [stdout] | [INFO] [stdout] 342 | let mut db = KVEngine::new( [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] --> tests/db.rs:370:9 [INFO] [stdout] | [INFO] [stdout] 370 | let mut db = KVEngine::new( [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] --> tests/lsmengine.rs:484:9 [INFO] [stdout] | [INFO] [stdout] 484 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:495:9 [INFO] [stdout] | [INFO] [stdout] 495 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/db.rs:395:9 [INFO] [stdout] | [INFO] [stdout] 395 | let mut db = KVEngine::new( [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] --> tests/lsmengine.rs:509:9 [INFO] [stdout] | [INFO] [stdout] 509 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:553:9 [INFO] [stdout] | [INFO] [stdout] 553 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/lsmengine.rs:556:9 [INFO] [stdout] | [INFO] [stdout] 556 | let mut engine = engine_from_dir(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:582:9 [INFO] [stdout] | [INFO] [stdout] 582 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:594:9 [INFO] [stdout] | [INFO] [stdout] 594 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/lsmengine.rs:607:9 [INFO] [stdout] | [INFO] [stdout] 607 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/leveled.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/leveled.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/leveled.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/leveled.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 109 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/leveled.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 146 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/leveled.rs:159:9 [INFO] [stdout] | [INFO] [stdout] 159 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/leveled.rs:170:9 [INFO] [stdout] | [INFO] [stdout] 170 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/leveled.rs:185:9 [INFO] [stdout] | [INFO] [stdout] 185 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/leveled.rs:198:9 [INFO] [stdout] | [INFO] [stdout] 198 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/leveled.rs:210:9 [INFO] [stdout] | [INFO] [stdout] 210 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/leveled.rs:229:13 [INFO] [stdout] | [INFO] [stdout] 229 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/leveled.rs:245:13 [INFO] [stdout] | [INFO] [stdout] 245 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/leveled.rs:279:13 [INFO] [stdout] | [INFO] [stdout] 279 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/leveled.rs:304:9 [INFO] [stdout] | [INFO] [stdout] 304 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/leveled.rs:319:9 [INFO] [stdout] | [INFO] [stdout] 319 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/leveled.rs:328:9 [INFO] [stdout] | [INFO] [stdout] 328 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/leveled.rs:338:9 [INFO] [stdout] | [INFO] [stdout] 338 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/leveled.rs:351:9 [INFO] [stdout] | [INFO] [stdout] 351 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/leveled.rs:382:9 [INFO] [stdout] | [INFO] [stdout] 382 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/leveled.rs:423:9 [INFO] [stdout] | [INFO] [stdout] 423 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/leveled.rs:444:9 [INFO] [stdout] | [INFO] [stdout] 444 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/leveled.rs:466:13 [INFO] [stdout] | [INFO] [stdout] 466 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/leveled.rs:486:13 [INFO] [stdout] | [INFO] [stdout] 486 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/leveled.rs:490:13 [INFO] [stdout] | [INFO] [stdout] 490 | let mut engine = engine_from_dir(&dir, "test", BIG_MEMTABLE).unwrap(); [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] --> tests/leveled.rs:503:9 [INFO] [stdout] | [INFO] [stdout] 503 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [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] --> tests/leveled.rs:524:9 [INFO] [stdout] | [INFO] [stdout] 524 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.07s [INFO] running `Command { std: "docker" "inspect" "615a73799ef158b04fb5cf9b425deb49034acb2f4e4c42c6e673d18956b4a8e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "615a73799ef158b04fb5cf9b425deb49034acb2f4e4c42c6e673d18956b4a8e1", kill_on_drop: false }` [INFO] [stdout] 615a73799ef158b04fb5cf9b425deb49034acb2f4e4c42c6e673d18956b4a8e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e4848058755cdd1cf5bdc3928bb8ba96d03b2c0f6fda16b9e2d6c0cad6c14346 [INFO] running `Command { std: "docker" "start" "-a" "e4848058755cdd1cf5bdc3928bb8ba96d03b2c0f6fda16b9e2d6c0cad6c14346", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | let mut db = KVEngine::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: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:46:9 [INFO] [stderr] | [INFO] [stderr] 46 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:61:9 [INFO] [stderr] | [INFO] [stderr] 61 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:99:9 [INFO] [stderr] | [INFO] [stderr] 99 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:116:9 [INFO] [stderr] | [INFO] [stderr] 116 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:139:9 [INFO] [stderr] | [INFO] [stderr] 139 | let mut db = KVEngine::new(&path, "test", 50, FSyncStrategy::Always).unwrap(); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:154:13 [INFO] [stderr] | [INFO] [stderr] 154 | let mut db = KVEngine::new(&path, "test", 50, FSyncStrategy::Always).unwrap(); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:172:9 [INFO] [stderr] | [INFO] [stderr] 172 | let mut db = KVEngine::new(&path, "test", 50, FSyncStrategy::Always).unwrap(); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:186:9 [INFO] [stderr] | [INFO] [stderr] 186 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:203:9 [INFO] [stderr] | [INFO] [stderr] 203 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:221:9 [INFO] [stderr] | [INFO] [stderr] 221 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:236:9 [INFO] [stderr] | [INFO] [stderr] 236 | let mut db = KVEngine::new(&path, "test", 50, FSyncStrategy::EveryN(2)).unwrap(); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:250:9 [INFO] [stderr] | [INFO] [stderr] 250 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:305:9 [INFO] [stderr] | [INFO] [stderr] 305 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:323:9 [INFO] [stderr] | [INFO] [stderr] 323 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:342:9 [INFO] [stderr] | [INFO] [stderr] 342 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:370:9 [INFO] [stderr] | [INFO] [stderr] 370 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/db.rs:395:9 [INFO] [stderr] | [INFO] [stderr] 395 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:54:9 [INFO] [stderr] | [INFO] [stderr] 54 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:64:9 [INFO] [stderr] | [INFO] [stderr] 64 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:73:9 [INFO] [stderr] | [INFO] [stderr] 73 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:111:9 [INFO] [stderr] | [INFO] [stderr] 111 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:130:9 [INFO] [stderr] | [INFO] [stderr] 130 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:141:9 [INFO] [stderr] | [INFO] [stderr] 141 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:156:9 [INFO] [stderr] | [INFO] [stderr] 156 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:169:9 [INFO] [stderr] | [INFO] [stderr] 169 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:181:9 [INFO] [stderr] | [INFO] [stderr] 181 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:198:13 [INFO] [stderr] | [INFO] [stderr] 198 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:213:9 [INFO] [stderr] | [INFO] [stderr] 213 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:257:13 [INFO] [stderr] | [INFO] [stderr] 257 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:285:13 [INFO] [stderr] | [INFO] [stderr] 285 | let mut engine = new_engine(&dir, "test", 1).unwrap(); // threshold=1 flushes immediately [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:289:13 [INFO] [stderr] | [INFO] [stderr] 289 | let mut engine = engine_from_dir(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:304:13 [INFO] [stderr] | [INFO] [stderr] 304 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:331:9 [INFO] [stderr] | [INFO] [stderr] 331 | let mut engine = new_engine(&dir, "test", 1).unwrap(); // threshold=1, every write flushes [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:345:9 [INFO] [stderr] | [INFO] [stderr] 345 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:360:9 [INFO] [stderr] | [INFO] [stderr] 360 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:371:9 [INFO] [stderr] | [INFO] [stderr] 371 | let mut engine = new_engine(&dir, "test", 1).unwrap(); // threshold=1, every write flushes [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:380:9 [INFO] [stderr] | [INFO] [stderr] 380 | let mut engine = new_engine(&dir, "test", 1).unwrap(); // threshold=1, flushes on set [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:389:9 [INFO] [stderr] | [INFO] [stderr] 389 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:402:9 [INFO] [stderr] | [INFO] [stderr] 402 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:417:9 [INFO] [stderr] | [INFO] [stderr] 417 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:434:9 [INFO] [stderr] | [INFO] [stderr] 434 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:436:9 [INFO] [stderr] | [INFO] [stderr] 436 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:447:9 [INFO] [stderr] | [INFO] [stderr] 447 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:466:9 [INFO] [stderr] | [INFO] [stderr] 466 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:484:9 [INFO] [stderr] | [INFO] [stderr] 484 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:495:9 [INFO] [stderr] | [INFO] [stderr] 495 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:509:9 [INFO] [stderr] | [INFO] [stderr] 509 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:553:9 [INFO] [stderr] | [INFO] [stderr] 553 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:556:9 [INFO] [stderr] | [INFO] [stderr] 556 | let mut engine = engine_from_dir(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:582:9 [INFO] [stderr] | [INFO] [stderr] 582 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:594:9 [INFO] [stderr] | [INFO] [stderr] 594 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lsmengine.rs:607:9 [INFO] [stderr] | [INFO] [stderr] 607 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/worker.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | let mut db = KVEngine::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: variable does not need to be mutable [INFO] [stderr] --> tests/worker.rs:93:9 [INFO] [stderr] | [INFO] [stderr] 93 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/hint.rs:92:9 [INFO] [stderr] | [INFO] [stderr] 92 | let mut db = KVEngine::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: variable does not need to be mutable [INFO] [stderr] --> tests/hint.rs:116:13 [INFO] [stderr] | [INFO] [stderr] 116 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/hint.rs:151:13 [INFO] [stderr] | [INFO] [stderr] 151 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/hint.rs:187:9 [INFO] [stderr] | [INFO] [stderr] 187 | let mut db = KVEngine::new( [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/hint.rs:225:9 [INFO] [stderr] | [INFO] [stderr] 225 | let mut db = KVEngine::new(&path, "test", 50, FSyncStrategy::Always).unwrap(); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `rustikv` (test "db") generated 19 warnings (run `cargo fix --test "db" -p rustikv` to apply 19 suggestions) [INFO] [stderr] warning: `rustikv` (test "lsmengine") generated 36 warnings (run `cargo fix --test "lsmengine" -p rustikv` to apply 36 suggestions) [INFO] [stderr] warning: `rustikv` (test "worker") generated 2 warnings (run `cargo fix --test "worker" -p rustikv` to apply 2 suggestions) [INFO] [stderr] warning: `rustikv` (test "hint") generated 5 warnings (run `cargo fix --test "hint" -p rustikv` to apply 5 suggestions) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:74:9 [INFO] [stderr] | [INFO] [stderr] 74 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:90:9 [INFO] [stderr] | [INFO] [stderr] 90 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:100:9 [INFO] [stderr] | [INFO] [stderr] 100 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:109:9 [INFO] [stderr] | [INFO] [stderr] 109 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:146:9 [INFO] [stderr] | [INFO] [stderr] 146 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:159:9 [INFO] [stderr] | [INFO] [stderr] 159 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:170:9 [INFO] [stderr] | [INFO] [stderr] 170 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:185:9 [INFO] [stderr] | [INFO] [stderr] 185 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:198:9 [INFO] [stderr] | [INFO] [stderr] 198 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:210:9 [INFO] [stderr] | [INFO] [stderr] 210 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:229:13 [INFO] [stderr] | [INFO] [stderr] 229 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:245:13 [INFO] [stderr] | [INFO] [stderr] 245 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:279:13 [INFO] [stderr] | [INFO] [stderr] 279 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:304:9 [INFO] [stderr] | [INFO] [stderr] 304 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:319:9 [INFO] [stderr] | [INFO] [stderr] 319 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:328:9 [INFO] [stderr] | [INFO] [stderr] 328 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:338:9 [INFO] [stderr] | [INFO] [stderr] 338 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:351:9 [INFO] [stderr] | [INFO] [stderr] 351 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:382:9 [INFO] [stderr] | [INFO] [stderr] 382 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:423:9 [INFO] [stderr] | [INFO] [stderr] 423 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:444:9 [INFO] [stderr] | [INFO] [stderr] 444 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:466:13 [INFO] [stderr] | [INFO] [stderr] 466 | let mut engine = new_engine(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:486:13 [INFO] [stderr] | [INFO] [stderr] 486 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:490:13 [INFO] [stderr] | [INFO] [stderr] 490 | let mut engine = engine_from_dir(&dir, "test", BIG_MEMTABLE).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:503:9 [INFO] [stderr] | [INFO] [stderr] 503 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/leveled.rs:524:9 [INFO] [stderr] | [INFO] [stderr] 524 | let mut engine = new_engine(&dir, "test", 1).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `rustikv` (test "leveled") generated 26 warnings (run `cargo fix --test "leveled" -p rustikv` to apply 26 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustikv-6a011ff09e29c778) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests src/bin/kvbench.rs (/opt/rustwide/target/debug/deps/kvbench-72301b97bcbbf413) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/rustikli.rs (/opt/rustwide/target/debug/deps/rustikli-8c1b72bce498b8bb) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustikv-3f0c35bd339f34fc) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stderr] Running tests/bloom.rs (/opt/rustwide/target/debug/deps/bloom-907e69c812b36bfa) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test empty_filter_returns_false ... ok [INFO] [stdout] test different_hash_counts_all_work ... ok [INFO] [stdout] test inserted_key_is_found ... ok [INFO] [stdout] test missing_key_not_found ... ok [INFO] [stdout] test multiple_inserted_keys_are_found ... ok [INFO] [stdout] test single_byte_filter_works ... ok [INFO] [stdout] test no_false_negatives ... ok [INFO] [stdout] test false_positive_rate_is_bounded ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running tests/compact_async.rs (/opt/rustwide/target/debug/deps/compact_async-ba46bb2cf97259d2) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test stats_counters_increment ... ok [INFO] [stdout] test stats_show_write_blocked_during_compaction ... ok [INFO] [stderr] Running tests/compact_tcp.rs (/opt/rustwide/target/debug/deps/compact_tcp-61576e65dc755ef9) [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.15s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test write_preserves_leading_and_trailing_spaces_in_value ... ok [INFO] [stdout] test write_preserves_multiple_spaces_in_value ... ok [INFO] [stdout] test write_preserves_tab_in_value ... ok [INFO] [stdout] test compact_command_over_tcp ... ok [INFO] [stderr] Running tests/concurrency.rs (/opt/rustwide/target/debug/deps/concurrency-095508db1300c860) [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test lsm_concurrent_deletes_and_reads ... ok [INFO] [stdout] test lsm_concurrent_readers ... ok [INFO] [stdout] test lsm_concurrent_writers ... ok [INFO] [stdout] test kv_compact_during_reads_and_writes ... FAILED [INFO] [stdout] test kv_concurrent_writers ... ok [INFO] [stdout] test lsm_concurrent_reads_and_writes ... ok [INFO] [stdout] test lsm_concurrent_list_keys_during_writes ... ok [INFO] [stdout] test kv_concurrent_writes_with_segment_roll ... ok [INFO] [stdout] test lsm_concurrent_range_scan_during_writes ... ok [INFO] [stdout] test lsm_compact_during_reads_and_writes ... ok [INFO] [stdout] test kv_concurrent_deletes_and_reads ... ok [INFO] [stdout] test lsm_concurrent_writes_trigger_flush ... ok [INFO] [stdout] test kv_concurrent_readers ... ok [INFO] [stdout] test kv_concurrent_reads_and_writes ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- kv_compact_during_reads_and_writes stdout ---- [INFO] [stdout] [INFO] [stdout] thread '' (327) panicked at tests/concurrency.rs:265:60: [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: 0x578b8fccaf2a - std[128c3efe2914e152]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x578b8fccaf2a - std[128c3efe2914e152]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x578b8fccaf2a - std[128c3efe2914e152]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x578b8fccaf2a - <::print::DisplayBacktrace as core[6771d259883166e6]::fmt::Display>::fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x578b8fcdf5aa - ::fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x578b8fcdf5aa - core[6771d259883166e6]::fmt::write [INFO] [stdout] 6: 0x578b8fccfaa2 - std[128c3efe2914e152]::io::default_write_fmt::> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:621:11 [INFO] [stdout] 7: 0x578b8fccfaa2 - as std[128c3efe2914e152]::io::Write>::write_fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:1976:13 [INFO] [stdout] 8: 0x578b8fca8a3f - ::print [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x578b8fca8a3f - std[128c3efe2914e152]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x578b8fcc2e59 - std[128c3efe2914e152]::panicking::default_hook [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x578b8fbfa46c - core[6771d259883166e6]::ops::function::Fn<(&'a std[128c3efe2914e152]::panic::PanicHookInfo<'b>,), Output = ()> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::Fn<(&std[128c3efe2914e152]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2263:9 [INFO] [stdout] 12: 0x578b8fbfa46c - test[b137923399915ecf]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x578b8fcc3012 - core[6771d259883166e6]::ops::function::Fn<(&'a std[128c3efe2914e152]::panic::PanicHookInfo<'b>,), Output = ()> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::Fn<(&std[128c3efe2914e152]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2263:9 [INFO] [stdout] 14: 0x578b8fcc3012 - std[128c3efe2914e152]::panicking::panic_with_hook [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x578b8fca8af8 - std[128c3efe2914e152]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x578b8fc9db99 - std[128c3efe2914e152]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x578b8fca980d - __rustc[752cc74e29381ccc]::rust_begin_unwind [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x578b8fcdfd3c - core[6771d259883166e6]::panicking::panic_fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x578b8fcdfab2 - core[6771d259883166e6]::result::unwrap_failed [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/result.rs:1867:5 [INFO] [stdout] 20: 0x578b8fbd6eff - core::result::Result::unwrap::h96bb65c30df89432 [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/result.rs:1233:23 [INFO] [stdout] 21: 0x578b8fbd6eff - concurrency::kv_compact_during_reads_and_writes::{{closure}}::hde768ca5762bdfc2 [INFO] [stdout] at /opt/rustwide/workdir/tests/concurrency.rs:265:60 [INFO] [stdout] 22: 0x578b8fbdf1f6 - std::sys::backtrace::__rust_begin_short_backtrace::hbc5e021d33ee6783 [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 23: 0x578b8fbcb85a - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hc19c4d2a670e32f3 [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 24: 0x578b8fbdea90 - as core::ops::function::FnOnce<()>>::call_once::h1c601687de7e3a58 [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 25: 0x578b8fbe53ba - std::panicking::catch_unwind::do_call::hfea45ecc39bc8bc1 [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40 [INFO] [stdout] 26: 0x578b8fbccb6b - __rust_try [INFO] [stdout] 27: 0x578b8fbc3820 - std::panicking::catch_unwind::h073a48938878741c [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19 [INFO] [stdout] 28: 0x578b8fbc3820 - std::panic::catch_unwind::h0d0e9a005b43165f [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14 [INFO] [stdout] 29: 0x578b8fbc3820 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h0d8f501b0892391b [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 30: 0x578b8fbe613e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hef02f478c60a4ddf [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 31: 0x578b8fcca80f - + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2249:9 [INFO] [stdout] 32: 0x578b8fcca80f - ::new::thread_start [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/thread/unix.rs:118:17 [INFO] [stdout] 33: 0x74dee8b4caa4 - [INFO] [stdout] 34: 0x74dee8bd9a64 - clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] thread 'kv_compact_during_reads_and_writes' (305) panicked at tests/concurrency.rs:307:19: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: Any { .. } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x578b8fccaf2a - std[128c3efe2914e152]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x578b8fccaf2a - std[128c3efe2914e152]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x578b8fccaf2a - std[128c3efe2914e152]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x578b8fccaf2a - <::print::DisplayBacktrace as core[6771d259883166e6]::fmt::Display>::fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x578b8fcdf5aa - ::fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x578b8fcdf5aa - core[6771d259883166e6]::fmt::write [INFO] [stdout] 6: 0x578b8fccfaa2 - std[128c3efe2914e152]::io::default_write_fmt::> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:621:11 [INFO] [stdout] 7: 0x578b8fccfaa2 - as std[128c3efe2914e152]::io::Write>::write_fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:1976:13 [INFO] [stdout] 8: 0x578b8fca8a3f - ::print [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x578b8fca8a3f - std[128c3efe2914e152]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x578b8fcc2e59 - std[128c3efe2914e152]::panicking::default_hook [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x578b8fbfa46c - core[6771d259883166e6]::ops::function::Fn<(&'a std[128c3efe2914e152]::panic::PanicHookInfo<'b>,), Output = ()> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::Fn<(&std[128c3efe2914e152]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2263:9 [INFO] [stdout] 12: 0x578b8fbfa46c - test[b137923399915ecf]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x578b8fcc3012 - core[6771d259883166e6]::ops::function::Fn<(&'a std[128c3efe2914e152]::panic::PanicHookInfo<'b>,), Output = ()> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::Fn<(&std[128c3efe2914e152]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2263:9 [INFO] [stdout] 14: 0x578b8fcc3012 - std[128c3efe2914e152]::panicking::panic_with_hook [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x578b8fca8af8 - std[128c3efe2914e152]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x578b8fc9db99 - std[128c3efe2914e152]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x578b8fca980d - __rustc[752cc74e29381ccc]::rust_begin_unwind [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x578b8fcdfd3c - core[6771d259883166e6]::panicking::panic_fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x578b8fcdfab2 - core[6771d259883166e6]::result::unwrap_failed [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/result.rs:1867:5 [INFO] [stdout] 20: 0x578b8fbd5dce - core::result::Result::unwrap::hc5edd5e55203e00c [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/result.rs:1233:23 [INFO] [stdout] 21: 0x578b8fbd5dce - concurrency::kv_compact_during_reads_and_writes::h1bfe709147661354 [INFO] [stdout] at /opt/rustwide/workdir/tests/concurrency.rs:307:19 [INFO] [stdout] 22: 0x578b8fbd6737 - concurrency::kv_compact_during_reads_and_writes::{{closure}}::h19c0f71d68a2a055 [INFO] [stdout] at /opt/rustwide/workdir/tests/concurrency.rs:245:40 [INFO] [stdout] 23: 0x578b8fbe63f6 - core::ops::function::FnOnce::call_once::h98926fa39d54708a [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x578b8fbee56b - core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String> as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x578b8fbee56b - test[b137923399915ecf]::__rust_begin_short_backtrace::, fn() -> core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String>> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x578b8fbfaf3b - test[b137923399915ecf]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x578b8fbfaf3b - as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 28: 0x578b8fbfaf3b - std[128c3efe2914e152]::panicking::catch_unwind::do_call::, core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String>> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40 [INFO] [stdout] 29: 0x578b8fbfaf3b - std[128c3efe2914e152]::panicking::catch_unwind::, core[6771d259883166e6]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19 [INFO] [stdout] 30: 0x578b8fbfaf3b - std[128c3efe2914e152]::panic::catch_unwind::, core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String>> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x578b8fbfaf3b - test[b137923399915ecf]::run_test_in_process [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x578b8fbfaf3b - test[b137923399915ecf]::run_test::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x578b8fbf5394 - test[b137923399915ecf]::run_test::{closure#1} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x578b8fbf5394 - std[128c3efe2914e152]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 35: 0x578b8fbfdb42 - std[128c3efe2914e152]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 36: 0x578b8fbfdb42 - ::{closure#1}::{closure#0}> as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 37: 0x578b8fbfdb42 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40 [INFO] [stdout] 38: 0x578b8fbfdb42 - std[128c3efe2914e152]::panicking::catch_unwind::<(), core[6771d259883166e6]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19 [INFO] [stdout] 39: 0x578b8fbfdb42 - std[128c3efe2914e152]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x578b8fbfdb42 - std[128c3efe2914e152]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 41: 0x578b8fbfdb42 - ::{closure#1} as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x578b8fcca80f - + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2249:9 [INFO] [stdout] 43: 0x578b8fcca80f - ::new::thread_start [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/thread/unix.rs:118:17 [INFO] [stdout] 44: 0x74dee8b4caa4 - [INFO] [stdout] 45: 0x74dee8bd9a64 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] kv_compact_during_reads_and_writes [INFO] [stdout] [INFO] [stdout] test result: FAILED. 13 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.37s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--test concurrency` [INFO] running `Command { std: "docker" "inspect" "e4848058755cdd1cf5bdc3928bb8ba96d03b2c0f6fda16b9e2d6c0cad6c14346", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4848058755cdd1cf5bdc3928bb8ba96d03b2c0f6fda16b9e2d6c0cad6c14346", kill_on_drop: false }` [INFO] [stdout] e4848058755cdd1cf5bdc3928bb8ba96d03b2c0f6fda16b9e2d6c0cad6c14346