[INFO] cloning repository https://github.com/harryscholes/simple-db
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/harryscholes/simple-db" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharryscholes%2Fsimple-db", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharryscholes%2Fsimple-db'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 510dcfe14afdc145bad5a72e5f141faf1b38013d
[INFO] testing harryscholes/simple-db against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharryscholes%2Fsimple-db" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/harryscholes/simple-db
[INFO] finished tweaking git repo https://github.com/harryscholes/simple-db
[INFO] tweaked toml for git repo https://github.com/harryscholes/simple-db written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/harryscholes/simple-db on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/harryscholes/simple-db already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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] 2b9918dff61ac95b160646caf073c42e988da26ada2b2ec7ac865bafef285c22
[INFO] running `Command { std: "docker" "start" "2b9918dff61ac95b160646caf073c42e988da26ada2b2ec7ac865bafef285c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b9918dff61ac95b160646caf073c42e988da26ada2b2ec7ac865bafef285c22", 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" "2b9918dff61ac95b160646caf073c42e988da26ada2b2ec7ac865bafef285c22" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b9918dff61ac95b160646caf073c42e988da26ada2b2ec7ac865bafef285c22", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2b9918dff61ac95b160646caf073c42e988da26ada2b2ec7ac865bafef285c22" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling arc-swap v1.9.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling uuid v1.23.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling simple-db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `BLOOM_FALSE_POSITIVE_RATE` is never used
[INFO] [stdout]   --> src/lib.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const BLOOM_FALSE_POSITIVE_RATE: f64 = 0.01;
[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 `manifest_cache` and `compactor` are never read
[INFO] [stdout]   --> src/lib.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct SimpleDb {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 45 |     manifest_cache: Arc<ManifestCache>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 46 |     wal: Arc<Wal>,
[INFO] [stdout] 47 |     compactor: Arc<Compactor>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `put_l0` and `put_l1` are never used
[INFO] [stdout]    --> src/lib.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 127 | impl LsmManifest {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] 128 |     fn put_l0(&mut self, seq_no: WalSeqNo, path: &str, min_key: &str, max_key: &str) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 |     fn put_l1(&mut self, path: &str, min_key: &str, max_key: &str) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `materialize` and `materialize_key` are never used
[INFO] [stdout]    --> src/lib.rs:215:8
[INFO] [stdout]     |
[INFO] [stdout] 195 | impl Wal {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 215 |     fn materialize(&self, start_seq_no: WalSeqNo) -> BTreeMap<String, LsmValue> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |     fn materialize_key(&self, key: &str, start_seq_no: WalSeqNo) -> Result<Option<String>, Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `manifest_cache` and `object_store` are never read
[INFO] [stdout]    --> src/lib.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 274 | struct Lsm {
[INFO] [stdout]     |        --- fields in this struct
[INFO] [stdout] 275 |     manifest_cache: Arc<ManifestCache>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 276 |     object_store: Arc<dyn ObjectStore>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `put_l0` and `put_l1` are never used
[INFO] [stdout]    --> src/lib.rs:291:8
[INFO] [stdout]     |
[INFO] [stdout] 290 | impl Lsm {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 291 |     fn put_l0(
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 311 |     fn put_l1(
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/lib.rs:346:8
[INFO] [stdout]     |
[INFO] [stdout] 345 | impl LsmSegment {
[INFO] [stdout]     | --------------- associated function in this implementation
[INFO] [stdout] 346 |     fn new(data: BTreeMap<String, LsmValue>) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `insert` are never used
[INFO] [stdout]    --> src/lib.rs:378:8
[INFO] [stdout]     |
[INFO] [stdout] 377 | impl BloomFilter {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 378 |     fn new(num_items: usize, fpr: f64) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 407 |     fn insert(&mut self, key: &str) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `manifest_cache`, `wal`, `lsm`, and `object_store` are never read
[INFO] [stdout]    --> src/lib.rs:420:5
[INFO] [stdout]     |
[INFO] [stdout] 419 | struct Compactor {
[INFO] [stdout]     |        --------- fields in this struct
[INFO] [stdout] 420 |     manifest_cache: Arc<ManifestCache>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 421 |     wal: Arc<Wal>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 422 |     lsm: Arc<Lsm>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 423 |     object_store: Arc<dyn ObjectStore>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `compact`, `compact_wal`, `delete_indexed_wal_segments`, and `compact_l0_to_l1` are never used
[INFO] [stdout]    --> src/lib.rs:448:8
[INFO] [stdout]     |
[INFO] [stdout] 447 | impl Compactor {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] 448 |     fn compact(&self) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 454 |     fn compact_wal(&self) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 474 |     fn delete_indexed_wal_segments(&self) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 494 |     fn compact_l0_to_l1(&self) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompactionSpec` is never constructed
[INFO] [stdout]    --> src/lib.rs:537:8
[INFO] [stdout]     |
[INFO] [stdout] 537 | struct CompactionSpec {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delete` is never used
[INFO] [stdout]    --> src/lib.rs:724:8
[INFO] [stdout]     |
[INFO] [stdout] 710 | trait ObjectStore {
[INFO] [stdout]     |       ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 724 |     fn delete(&self, path: &str) -> Result<(), Error>;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:466:9
[INFO] [stdout]     |
[INFO] [stdout] 466 |         self.lsm.put_l0(&mut manifest, materialized_wal);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 466 |         let _ = self.lsm.put_l0(&mut manifest, materialized_wal);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 13.51s
[INFO] running `Command { std: "docker" "inspect" "2b9918dff61ac95b160646caf073c42e988da26ada2b2ec7ac865bafef285c22", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2b9918dff61ac95b160646caf073c42e988da26ada2b2ec7ac865bafef285c22" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling uuid v1.23.1
[INFO] [stderr]    Compiling rand v0.9.4
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling simple-db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stdout] warning: constant `BLOOM_FALSE_POSITIVE_RATE` is never used
[INFO] [stdout]   --> src/lib.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const BLOOM_FALSE_POSITIVE_RATE: f64 = 0.01;
[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 `manifest_cache` and `compactor` are never read
[INFO] [stdout]   --> src/lib.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct SimpleDb {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 45 |     manifest_cache: Arc<ManifestCache>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 46 |     wal: Arc<Wal>,
[INFO] [stdout] 47 |     compactor: Arc<Compactor>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `put_l0` and `put_l1` are never used
[INFO] [stdout]    --> src/lib.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 127 | impl LsmManifest {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] 128 |     fn put_l0(&mut self, seq_no: WalSeqNo, path: &str, min_key: &str, max_key: &str) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 |     fn put_l1(&mut self, path: &str, min_key: &str, max_key: &str) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `materialize` and `materialize_key` are never used
[INFO] [stdout]    --> src/lib.rs:215:8
[INFO] [stdout]     |
[INFO] [stdout] 195 | impl Wal {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 215 |     fn materialize(&self, start_seq_no: WalSeqNo) -> BTreeMap<String, LsmValue> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |     fn materialize_key(&self, key: &str, start_seq_no: WalSeqNo) -> Result<Option<String>, Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `manifest_cache` and `object_store` are never read
[INFO] [stdout]    --> src/lib.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 274 | struct Lsm {
[INFO] [stdout]     |        --- fields in this struct
[INFO] [stdout] 275 |     manifest_cache: Arc<ManifestCache>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 276 |     object_store: Arc<dyn ObjectStore>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `put_l0` and `put_l1` are never used
[INFO] [stdout]    --> src/lib.rs:291:8
[INFO] [stdout]     |
[INFO] [stdout] 290 | impl Lsm {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 291 |     fn put_l0(
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 311 |     fn put_l1(
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/lib.rs:346:8
[INFO] [stdout]     |
[INFO] [stdout] 345 | impl LsmSegment {
[INFO] [stdout]     | --------------- associated function in this implementation
[INFO] [stdout] 346 |     fn new(data: BTreeMap<String, LsmValue>) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `insert` are never used
[INFO] [stdout]    --> src/lib.rs:378:8
[INFO] [stdout]     |
[INFO] [stdout] 377 | impl BloomFilter {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 378 |     fn new(num_items: usize, fpr: f64) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 407 |     fn insert(&mut self, key: &str) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `manifest_cache`, `wal`, `lsm`, and `object_store` are never read
[INFO] [stdout]    --> src/lib.rs:420:5
[INFO] [stdout]     |
[INFO] [stdout] 419 | struct Compactor {
[INFO] [stdout]     |        --------- fields in this struct
[INFO] [stdout] 420 |     manifest_cache: Arc<ManifestCache>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 421 |     wal: Arc<Wal>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 422 |     lsm: Arc<Lsm>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 423 |     object_store: Arc<dyn ObjectStore>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `compact`, `compact_wal`, `delete_indexed_wal_segments`, and `compact_l0_to_l1` are never used
[INFO] [stdout]    --> src/lib.rs:448:8
[INFO] [stdout]     |
[INFO] [stdout] 447 | impl Compactor {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] 448 |     fn compact(&self) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 454 |     fn compact_wal(&self) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 474 |     fn delete_indexed_wal_segments(&self) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 494 |     fn compact_l0_to_l1(&self) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompactionSpec` is never constructed
[INFO] [stdout]    --> src/lib.rs:537:8
[INFO] [stdout]     |
[INFO] [stdout] 537 | struct CompactionSpec {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delete` is never used
[INFO] [stdout]    --> src/lib.rs:724:8
[INFO] [stdout]     |
[INFO] [stdout] 710 | trait ObjectStore {
[INFO] [stdout]     |       ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 724 |     fn delete(&self, path: &str) -> Result<(), Error>;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:466:9
[INFO] [stdout]     |
[INFO] [stdout] 466 |         self.lsm.put_l0(&mut manifest, materialized_wal);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 466 |         let _ = self.lsm.put_l0(&mut manifest, materialized_wal);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rusty-fork v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling proptest v1.11.0
[INFO] [stdout] warning: field `manifest_cache` is never read
[INFO] [stdout]   --> src/lib.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct SimpleDb {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 45 |     manifest_cache: Arc<ManifestCache>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `materialize_key` is never used
[INFO] [stdout]    --> src/lib.rs:239:8
[INFO] [stdout]     |
[INFO] [stdout] 195 | impl Wal {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 239 |     fn materialize_key(&self, key: &str, start_seq_no: WalSeqNo) -> Result<Option<String>, Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `manifest_cache` is never read
[INFO] [stdout]    --> src/lib.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 274 | struct Lsm {
[INFO] [stdout]     |        --- field in this struct
[INFO] [stdout] 275 |     manifest_cache: Arc<ManifestCache>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Delete` and `Get` are never constructed
[INFO] [stdout]     --> src/lib.rs:1002:9
[INFO] [stdout]      |
[INFO] [stdout] 1000 |     enum Op {
[INFO] [stdout]      |          -- variants in this enum
[INFO] [stdout] 1001 |         Put(String, String),
[INFO] [stdout] 1002 |         Delete(String),
[INFO] [stdout]      |         ^^^^^^
[INFO] [stdout] 1003 |         Get(String),
[INFO] [stdout]      |         ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `Op` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:466:9
[INFO] [stdout]     |
[INFO] [stdout] 466 |         self.lsm.put_l0(&mut manifest, materialized_wal);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 466 |         let _ = self.lsm.put_l0(&mut manifest, materialized_wal);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 27.57s
[INFO] running `Command { std: "docker" "inspect" "2b9918dff61ac95b160646caf073c42e988da26ada2b2ec7ac865bafef285c22", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2b9918dff61ac95b160646caf073c42e988da26ada2b2ec7ac865bafef285c22" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: constant `BLOOM_FALSE_POSITIVE_RATE` is never used
[INFO] [stderr]   --> src/lib.rs:12:7
[INFO] [stderr]    |
[INFO] [stderr] 12 | const BLOOM_FALSE_POSITIVE_RATE: f64 = 0.01;
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `manifest_cache` and `compactor` are never read
[INFO] [stderr]   --> src/lib.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub struct SimpleDb {
[INFO] [stderr]    |            -------- fields in this struct
[INFO] [stderr] 45 |     manifest_cache: Arc<ManifestCache>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 46 |     wal: Arc<Wal>,
[INFO] [stderr] 47 |     compactor: Arc<Compactor>,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `put_l0` and `put_l1` are never used
[INFO] [stderr]    --> src/lib.rs:128:8
[INFO] [stderr]     |
[INFO] [stderr] 127 | impl LsmManifest {
[INFO] [stderr]     | ---------------- methods in this implementation
[INFO] [stderr] 128 |     fn put_l0(&mut self, seq_no: WalSeqNo, path: &str, min_key: &str, max_key: &str) {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 139 |     fn put_l1(&mut self, path: &str, min_key: &str, max_key: &str) {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `materialize` and `materialize_key` are never used
[INFO] [stderr]    --> src/lib.rs:215:8
[INFO] [stderr]     |
[INFO] [stderr] 195 | impl Wal {
[INFO] [stderr]     | -------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 215 |     fn materialize(&self, start_seq_no: WalSeqNo) -> BTreeMap<String, LsmValue> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 239 |     fn materialize_key(&self, key: &str, start_seq_no: WalSeqNo) -> Result<Option<String>, Error> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `manifest_cache` and `object_store` are never read
[INFO] [stderr]    --> src/lib.rs:275:5
[INFO] [stderr]     |
[INFO] [stderr] 274 | struct Lsm {
[INFO] [stderr]     |        --- fields in this struct
[INFO] [stderr] 275 |     manifest_cache: Arc<ManifestCache>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 276 |     object_store: Arc<dyn ObjectStore>,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `put_l0` and `put_l1` are never used
[INFO] [stderr]    --> src/lib.rs:291:8
[INFO] [stderr]     |
[INFO] [stderr] 290 | impl Lsm {
[INFO] [stderr]     | -------- methods in this implementation
[INFO] [stderr] 291 |     fn put_l0(
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 311 |     fn put_l1(
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/lib.rs:346:8
[INFO] [stderr]     |
[INFO] [stderr] 345 | impl LsmSegment {
[INFO] [stderr]     | --------------- associated function in this implementation
[INFO] [stderr] 346 |     fn new(data: BTreeMap<String, LsmValue>) -> Self {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `insert` are never used
[INFO] [stderr]    --> src/lib.rs:378:8
[INFO] [stderr]     |
[INFO] [stderr] 377 | impl BloomFilter {
[INFO] [stderr]     | ---------------- associated items in this implementation
[INFO] [stderr] 378 |     fn new(num_items: usize, fpr: f64) -> Self {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 407 |     fn insert(&mut self, key: &str) {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `manifest_cache`, `wal`, `lsm`, and `object_store` are never read
[INFO] [stderr]    --> src/lib.rs:420:5
[INFO] [stderr]     |
[INFO] [stderr] 419 | struct Compactor {
[INFO] [stderr]     |        --------- fields in this struct
[INFO] [stderr] 420 |     manifest_cache: Arc<ManifestCache>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 421 |     wal: Arc<Wal>,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 422 |     lsm: Arc<Lsm>,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 423 |     object_store: Arc<dyn ObjectStore>,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `compact`, `compact_wal`, `delete_indexed_wal_segments`, and `compact_l0_to_l1` are never used
[INFO] [stderr]    --> src/lib.rs:448:8
[INFO] [stderr]     |
[INFO] [stderr] 447 | impl Compactor {
[INFO] [stderr]     | -------------- methods in this implementation
[INFO] [stderr] 448 |     fn compact(&self) -> Result<(), Error> {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 454 |     fn compact_wal(&self) -> Result<(), Error> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 474 |     fn delete_indexed_wal_segments(&self) -> Result<(), Error> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 494 |     fn compact_l0_to_l1(&self) -> Result<(), Error> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CompactionSpec` is never constructed
[INFO] [stderr]    --> src/lib.rs:537:8
[INFO] [stderr]     |
[INFO] [stderr] 537 | struct CompactionSpec {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `delete` is never used
[INFO] [stderr]    --> src/lib.rs:724:8
[INFO] [stderr]     |
[INFO] [stderr] 710 | trait ObjectStore {
[INFO] [stderr]     |       ----------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 724 |     fn delete(&self, path: &str) -> Result<(), Error>;
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/lib.rs:466:9
[INFO] [stderr]     |
[INFO] [stderr] 466 |         self.lsm.put_l0(&mut manifest, materialized_wal);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 466 |         let _ = self.lsm.put_l0(&mut manifest, materialized_wal);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: field `manifest_cache` is never read
[INFO] [stderr]   --> src/lib.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub struct SimpleDb {
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] 45 |     manifest_cache: Arc<ManifestCache>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `materialize_key` is never used
[INFO] [stderr]    --> src/lib.rs:239:8
[INFO] [stderr]     |
[INFO] [stderr] 195 | impl Wal {
[INFO] [stderr]     | -------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 239 |     fn materialize_key(&self, key: &str, start_seq_no: WalSeqNo) -> Result<Option<String>, Error> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `manifest_cache` is never read
[INFO] [stderr]    --> src/lib.rs:275:5
[INFO] [stderr]     |
[INFO] [stderr] 274 | struct Lsm {
[INFO] [stderr]     |        --- field in this struct
[INFO] [stderr] 275 |     manifest_cache: Arc<ManifestCache>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Delete` and `Get` are never constructed
[INFO] [stderr]     --> src/lib.rs:1002:9
[INFO] [stderr]      |
[INFO] [stderr] 1000 |     enum Op {
[INFO] [stderr]      |          -- variants in this enum
[INFO] [stderr] 1001 |         Put(String, String),
[INFO] [stderr] 1002 |         Delete(String),
[INFO] [stderr]      |         ^^^^^^
[INFO] [stderr] 1003 |         Get(String),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `Op` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `simple-db` (lib) generated 13 warnings
[INFO] [stderr] warning: `simple-db` (lib test) generated 5 warnings (1 duplicate)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/simple_db-0dd1fe22eaf0dd74)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::compact_wal ... ok
[INFO] [stdout] test tests::simple_e2e ... ok
[INFO] [stdout] test tests::executor_freshness ... ok
[INFO] [stdout] test tests::wal_put ... ok
[INFO] [stdout] test tests::wal_delete ... ok
[INFO] [stdout] test tests::compact_l0_to_l1 ... ok
[INFO] [stdout] test proptests::db_matches_oracle ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.19s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple_db
[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] running `Command { std: "docker" "inspect" "2b9918dff61ac95b160646caf073c42e988da26ada2b2ec7ac865bafef285c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b9918dff61ac95b160646caf073c42e988da26ada2b2ec7ac865bafef285c22", kill_on_drop: false }`
[INFO] [stdout] 2b9918dff61ac95b160646caf073c42e988da26ada2b2ec7ac865bafef285c22