[INFO] cloning repository https://github.com/notzree/mini-lsm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/notzree/mini-lsm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotzree%2Fmini-lsm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotzree%2Fmini-lsm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ea1f45e5e5da52ba376251a4406d03f40f4ed5a
[INFO] checking notzree/mini-lsm against 4fcf39725a9c99bd495d8c73af83628a256ff9a9 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotzree%2Fmini-lsm" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/notzree/mini-lsm
[INFO] finished tweaking git repo https://github.com/notzree/mini-lsm
[INFO] tweaked toml for git repo https://github.com/notzree/mini-lsm written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/notzree/mini-lsm on toolchain 4fcf39725a9c99bd495d8c73af83628a256ff9a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4fcf39725a9c99bd495d8c73af83628a256ff9a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/notzree/mini-lsm 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" "+4fcf39725a9c99bd495d8c73af83628a256ff9a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `anyhow`
[INFO] [stderr]  --> Cargo.toml:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | anyhow = "1"
[INFO] [stderr]   | ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `anyhow`
[INFO] [stderr] warning: unused workspace dependency `bytes`
[INFO] [stderr]  --> Cargo.toml:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | bytes = "1"
[INFO] [stderr]   | ^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the workspace dependency `bytes`
[INFO] [stderr] warning: workspace (manifest) generated 2 warnings
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]  --> mini-lsm-mvcc/Cargo.toml:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | homepage = { workspace = true }
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 9 | repository = { workspace = true }
[INFO] [stderr]   |              --------------------
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `mini-lsm-mvcc` (manifest) generated 1 warning
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]  --> xtask/Cargo.toml:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | homepage = { workspace = true }
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 9 | repository = { workspace = true }
[INFO] [stderr]   |              --------------------
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `mini-lsm-xtask` (manifest) generated 1 warning
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]  --> mini-lsm/Cargo.toml:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | homepage = { workspace = true }
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 9 | repository = { workspace = true }
[INFO] [stderr]   |              --------------------
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `mini-lsm` (manifest) generated 1 warning
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded errno v0.3.14
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[INFO] [stderr]   Downloaded cfg_aliases v0.2.2
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[INFO] [stderr]   Downloaded lock_api v0.4.14
[INFO] [stderr]   Downloaded slab v0.4.12
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[INFO] [stderr]   Downloaded chacha20 v0.10.1
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[INFO] [stderr]   Downloaded parking_lot_core v0.9.12
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[INFO] [stderr]   Downloaded once_cell v1.21.4
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[INFO] [stderr]   Downloaded console v0.16.4
[INFO] [stderr]   Downloaded getrandom v0.4.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.107
[INFO] [stderr]   Downloaded signal-hook v0.3.18
[INFO] [stderr]   Downloaded anyhow v1.0.104
[INFO] [stderr]   Downloaded encode_unicode v1.0.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.20
[INFO] [stderr]   Downloaded r-efi v6.0.0
[INFO] [stderr]   Downloaded serde_core v1.0.229
[INFO] [stderr]   Downloaded uuid v1.24.0
[INFO] [stderr]   Downloaded yansi v1.0.1
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[INFO] [stderr]   Downloaded clap v4.6.2
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[INFO] [stderr]   Downloaded bitflags v2.13.1
[INFO] [stderr]   Downloaded serde v1.0.229
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.126
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[INFO] [stderr]   Downloaded rand v0.10.2
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[INFO] [stderr]   Downloaded serde_json v1.0.150
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[INFO] [stderr]   Downloaded futures-util v0.3.33
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[INFO] [stderr]   Downloaded radix_trie v0.3.0
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[INFO] [stderr]   Downloaded unicode-width v0.2.2
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[INFO] [stderr]   Downloaded syn v2.0.119
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[INFO] [stderr]   Downloaded farmhash v1.1.5
[INFO] [stderr]   Downloaded linux-raw-sys v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e25842db3ce328a105c1a274cfc5cb935bbfa70387a02551d544378a0691ed76
[INFO] running `Command { std: "docker" "start" "e25842db3ce328a105c1a274cfc5cb935bbfa70387a02551d544378a0691ed76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e25842db3ce328a105c1a274cfc5cb935bbfa70387a02551d544378a0691ed76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e25842db3ce328a105c1a274cfc5cb935bbfa70387a02551d544378a0691ed76" "/opt/rustwide/cargo-home/bin/cargo" "+4fcf39725a9c99bd495d8c73af83628a256ff9a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e25842db3ce328a105c1a274cfc5cb935bbfa70387a02551d544378a0691ed76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e25842db3ce328a105c1a274cfc5cb935bbfa70387a02551d544378a0691ed76" "/opt/rustwide/cargo-home/bin/cargo" "+4fcf39725a9c99bd495d8c73af83628a256ff9a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `anyhow`
[INFO] [stderr]  --> Cargo.toml:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | anyhow = "1"
[INFO] [stderr]   | ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `anyhow`
[INFO] [stderr] warning: unused workspace dependency `bytes`
[INFO] [stderr]  --> Cargo.toml:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | bytes = "1"
[INFO] [stderr]   | ^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the workspace dependency `bytes`
[INFO] [stderr] warning: workspace (manifest) generated 2 warnings
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]  --> mini-lsm/Cargo.toml:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | homepage = { workspace = true }
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 9 | repository = { workspace = true }
[INFO] [stderr]   |              --------------------
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `mini-lsm` (manifest) generated 1 warning
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]  --> mini-lsm-mvcc/Cargo.toml:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | homepage = { workspace = true }
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 9 | repository = { workspace = true }
[INFO] [stderr]   |              --------------------
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `mini-lsm-mvcc` (manifest) generated 1 warning
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]  --> xtask/Cargo.toml:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | homepage = { workspace = true }
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 9 | repository = { workspace = true }
[INFO] [stderr]   |              --------------------
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `mini-lsm-xtask` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.22
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]     Checking rand_core v0.10.1
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking colorchoice v1.0.5
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking anstyle v1.0.14
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking anstyle-parse v1.0.0
[INFO] [stderr]     Checking clap_lex v1.1.0
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]     Checking bitflags v2.13.1
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.20
[INFO] [stderr]    Compiling cfg_aliases v0.2.2
[INFO] [stderr]     Checking anstream v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.104
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling portable-atomic v1.14.0
[INFO] [stderr]    Compiling zmij v1.0.23
[INFO] [stderr]    Compiling rustversion v1.0.23
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking endian-type v0.2.0
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]     Checking clap_builder v4.6.2
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]     Checking cpufeatures v0.3.0
[INFO] [stderr]     Checking chacha20 v0.10.1
[INFO] [stderr]     Checking radix_trie v0.3.0
[INFO] [stderr]     Checking home v0.5.12
[INFO] [stderr]     Checking aliasable v0.1.3
[INFO] [stderr]     Checking unicode-segmentation v1.13.3
[INFO] [stderr]     Checking itoa v1.0.18
[INFO] [stderr]     Checking tagptr v0.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.16
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking log v0.4.33
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking farmhash v1.1.5
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking bytes v1.12.1
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]     Checking crossbeam-skiplist v0.1.3
[INFO] [stderr]     Checking fastrand v2.5.0
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]     Checking shared_thread v0.2.0
[INFO] [stderr]     Checking arc-swap v1.9.2
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v3.0.2
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking os_pipe v1.2.3
[INFO] [stderr]     Checking console v0.16.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking uuid v1.24.0
[INFO] [stderr]     Checking rand v0.10.2
[INFO] [stderr]     Checking sigchld v0.2.4
[INFO] [stderr]     Checking shared_child v1.1.1
[INFO] [stderr]     Checking duct v1.1.1
[INFO] [stderr]     Checking moka v0.12.15
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]     Checking rustyline v18.0.1
[INFO] [stderr]    Compiling clap_derive v4.6.1
[INFO] [stderr]    Compiling ouroboros_macro v0.18.5
[INFO] [stderr]     Checking ouroboros v0.18.5
[INFO] [stderr]     Checking clap v4.6.2
[INFO] [stderr]     Checking mini-lsm-xtask v0.2.0 (/opt/rustwide/workdir/xtask)
[INFO] [stderr]     Checking mini-lsm-mvcc v0.2.0 (/opt/rustwide/workdir/mini-lsm-mvcc)
[INFO] [stderr]     Checking mini-lsm v0.2.0 (/opt/rustwide/workdir/mini-lsm)
[INFO] [stderr]     Checking mini-lsm-starter v0.2.0 (/opt/rustwide/workdir/mini-lsm-starter)
[INFO] [stdout] warning: unused import: `merge_iterator`
[INFO] [stdout]   --> mini-lsm-starter/src/lsm_storage.rs:32:41
[INFO] [stdout]    |
[INFO] [stdout] 32 | use crate::iterators::{StorageIterator, merge_iterator};
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `merge_iterator`
[INFO] [stdout]   --> mini-lsm-starter/src/lsm_storage.rs:32:41
[INFO] [stdout]    |
[INFO] [stdout] 32 | use crate::iterators::{StorageIterator, merge_iterator};
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nbits`
[INFO] [stdout]   --> mini-lsm-starter/src/table/bloom.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let nbits = nbytes * 8;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_nbits`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nbits`
[INFO] [stdout]    --> mini-lsm-starter/src/table/bloom.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |             let nbits = self.filter.bit_len();
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_nbits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delta`
[INFO] [stdout]    --> mini-lsm-starter/src/table/bloom.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |             let delta = h.rotate_left(15);
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_delta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `first_key` is never read
[INFO] [stdout]   --> mini-lsm-starter/src/block/iterator.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct BlockIterator {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     first_key: KeyVec,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `block_cache`, `compaction_controller`, `manifest`, and `mvcc` are never read
[INFO] [stdout]    --> mini-lsm-starter/src/lsm_storage.rs:142:16
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub(crate) struct LsmStorageInner {
[INFO] [stdout]     |                   --------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 142 |     pub(crate) block_cache: Arc<BlockCache>,
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub(crate) compaction_controller: CompactionController,
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 146 |     pub(crate) manifest: Option<Manifest>,
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 147 |     pub(crate) mvcc: Option<LsmMvccInner>,
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `flush_thread` and `compaction_thread` are never read
[INFO] [stdout]    --> mini-lsm-starter/src/lsm_storage.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 152 | pub struct MiniLsm {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 157 |     flush_thread: Mutex<Option<std::thread::JoinHandle<()>>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |     compaction_thread: Mutex<Option<std::thread::JoinHandle<()>>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `mvcc`, `path_of_sst_static`, `path_of_sst`, and `sync_dir` are never used
[INFO] [stdout]    --> mini-lsm-starter/src/lsm_storage.rs:252:19
[INFO] [stdout]     |
[INFO] [stdout] 246 | impl LsmStorageInner {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 252 |     pub(crate) fn mvcc(&self) -> &LsmMvccInner {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 380 |     pub(crate) fn path_of_sst_static(path: impl AsRef<Path>, id: usize) -> PathBuf {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 384 |     pub(crate) fn path_of_sst(&self, id: usize) -> PathBuf {
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 396 |     pub(super) fn sync_dir(&self) -> Result<()> {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bloom` is never read
[INFO] [stdout]    --> mini-lsm-starter/src/table.rs:150:16
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct SsTable {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub(crate) bloom: Option<Bloom>,
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `filter` and `k` are never read
[INFO] [stdout]   --> mini-lsm-starter/src/table/bloom.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Bloom {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 22 |     /// data of filter in bits
[INFO] [stdout] 23 |     pub(crate) filter: Bytes,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 24 |     /// number of hash functions
[INFO] [stdout] 25 |     pub(crate) k: u8,
[INFO] [stdout]    |                ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BitSlice` is never used
[INFO] [stdout]   --> mini-lsm-starter/src/table/bloom.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub trait BitSlice {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BitSliceMut` is never used
[INFO] [stdout]   --> mini-lsm-starter/src/table/bloom.rs:33:11
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub trait BitSliceMut {
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `decode`, `encode`, `bloom_bits_per_key`, `build_from_key_hashes`, and `may_contain` are never used
[INFO] [stdout]    --> mini-lsm-starter/src/table/bloom.rs:63:12
[INFO] [stdout]     |
[INFO] [stdout]  61 | impl Bloom {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  62 |     /// Decode a bloom filter
[INFO] [stdout]  63 |     pub fn decode(buf: &[u8]) -> Result<Self> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  73 |     pub fn encode(&self, buf: &mut Vec<u8>) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  79 |     pub fn bloom_bits_per_key(entries: usize, false_positive_rate: f64) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  86 |     pub fn build_from_key_hashes(keys: &[u32], bits_per_key: usize) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub fn may_contain(&self, h: u32) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nbits`
[INFO] [stdout]   --> mini-lsm-starter/src/table/bloom.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let nbits = nbytes * 8;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_nbits`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nbits`
[INFO] [stdout]    --> mini-lsm-starter/src/table/bloom.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |             let nbits = self.filter.bit_len();
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_nbits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delta`
[INFO] [stdout]    --> mini-lsm-starter/src/table/bloom.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |             let delta = h.rotate_left(15);
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_delta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `first_key` is never read
[INFO] [stdout]   --> mini-lsm-starter/src/block/iterator.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct BlockIterator {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     first_key: KeyVec,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `compaction_controller`, `manifest`, and `mvcc` are never read
[INFO] [stdout]    --> mini-lsm-starter/src/lsm_storage.rs:145:16
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub(crate) struct LsmStorageInner {
[INFO] [stdout]     |                   --------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub(crate) compaction_controller: CompactionController,
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 146 |     pub(crate) manifest: Option<Manifest>,
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 147 |     pub(crate) mvcc: Option<LsmMvccInner>,
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `flush_thread` and `compaction_thread` are never read
[INFO] [stdout]    --> mini-lsm-starter/src/lsm_storage.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 152 | pub struct MiniLsm {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 157 |     flush_thread: Mutex<Option<std::thread::JoinHandle<()>>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |     compaction_thread: Mutex<Option<std::thread::JoinHandle<()>>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `mvcc`, `path_of_sst_static`, `path_of_sst`, and `sync_dir` are never used
[INFO] [stdout]    --> mini-lsm-starter/src/lsm_storage.rs:252:19
[INFO] [stdout]     |
[INFO] [stdout] 246 | impl LsmStorageInner {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 252 |     pub(crate) fn mvcc(&self) -> &LsmMvccInner {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 380 |     pub(crate) fn path_of_sst_static(path: impl AsRef<Path>, id: usize) -> PathBuf {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 384 |     pub(crate) fn path_of_sst(&self, id: usize) -> PathBuf {
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 396 |     pub(super) fn sync_dir(&self) -> Result<()> {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bloom` is never read
[INFO] [stdout]    --> mini-lsm-starter/src/table.rs:150:16
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct SsTable {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub(crate) bloom: Option<Bloom>,
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `filter` and `k` are never read
[INFO] [stdout]   --> mini-lsm-starter/src/table/bloom.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Bloom {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 22 |     /// data of filter in bits
[INFO] [stdout] 23 |     pub(crate) filter: Bytes,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 24 |     /// number of hash functions
[INFO] [stdout] 25 |     pub(crate) k: u8,
[INFO] [stdout]    |                ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BitSlice` is never used
[INFO] [stdout]   --> mini-lsm-starter/src/table/bloom.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub trait BitSlice {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BitSliceMut` is never used
[INFO] [stdout]   --> mini-lsm-starter/src/table/bloom.rs:33:11
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub trait BitSliceMut {
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `decode`, `encode`, `bloom_bits_per_key`, `build_from_key_hashes`, and `may_contain` are never used
[INFO] [stdout]    --> mini-lsm-starter/src/table/bloom.rs:63:12
[INFO] [stdout]     |
[INFO] [stdout]  61 | impl Bloom {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  62 |     /// Decode a bloom filter
[INFO] [stdout]  63 |     pub fn decode(buf: &[u8]) -> Result<Self> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  73 |     pub fn encode(&self, buf: &mut Vec<u8>) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  79 |     pub fn bloom_bits_per_key(entries: usize, false_positive_rate: f64) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  86 |     pub fn build_from_key_hashes(keys: &[u32], bits_per_key: usize) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub fn may_contain(&self, h: u32) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `arc-swap`
[INFO] [stderr]   --> mini-lsm/Cargo.toml:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | arc-swap = "1"
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `arc-swap`
[INFO] [stderr] warning: `mini-lsm` (manifest) generated 1 warning
[INFO] [stderr] warning: unused dependency `arc-swap`
[INFO] [stderr]   --> mini-lsm-mvcc/Cargo.toml:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | arc-swap = "1"
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `arc-swap`
[INFO] [stderr] warning: `mini-lsm-mvcc` (manifest) generated 1 warning
[INFO] [stderr] warning: unused dependency `arc-swap`
[INFO] [stderr]   --> mini-lsm-starter/Cargo.toml:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | arc-swap = "1"
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `arc-swap`
[INFO] [stderr] warning: unused dependency `farmhash`
[INFO] [stderr]   --> mini-lsm-starter/Cargo.toml:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | farmhash = "1"
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `farmhash`
[INFO] [stderr] warning: unused dependency `serde_json`
[INFO] [stderr]   --> mini-lsm-starter/Cargo.toml:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | serde_json = { version = "1" }
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `serde_json`
[INFO] [stderr] warning: `mini-lsm-starter` (manifest) generated 3 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.29s
[INFO] running `Command { std: "docker" "inspect" "e25842db3ce328a105c1a274cfc5cb935bbfa70387a02551d544378a0691ed76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e25842db3ce328a105c1a274cfc5cb935bbfa70387a02551d544378a0691ed76", kill_on_drop: false }`
[INFO] [stdout] e25842db3ce328a105c1a274cfc5cb935bbfa70387a02551d544378a0691ed76
