[INFO] fetching crate auradb 0.1.0... [INFO] checking auradb-0.1.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate auradb 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate auradb 0.1.0 [INFO] finished tweaking crates.io crate auradb 0.1.0 [INFO] tweaked toml for crates.io crate auradb 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate auradb 0.1.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate auradb 0.1.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 273ced816bc545e73b4301318a9aa8ce5a5270499303ed480b718543f4e1993a [INFO] running `Command { std: "docker" "start" "-a" "273ced816bc545e73b4301318a9aa8ce5a5270499303ed480b718543f4e1993a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "273ced816bc545e73b4301318a9aa8ce5a5270499303ed480b718543f4e1993a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "273ced816bc545e73b4301318a9aa8ce5a5270499303ed480b718543f4e1993a", kill_on_drop: false }` [INFO] [stdout] 273ced816bc545e73b4301318a9aa8ce5a5270499303ed480b718543f4e1993a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f734a4748c13cf75072c51d8aa8a58f50b9cf91330afdacf186c4d1e44e2548a [INFO] running `Command { std: "docker" "start" "-a" "f734a4748c13cf75072c51d8aa8a58f50b9cf91330afdacf186c4d1e44e2548a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.99 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Compiling cc v1.2.33 [INFO] [stderr] Checking raw-cpuid v10.7.0 [INFO] [stderr] Checking signal-hook-registry v1.4.6 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking ahash v0.8.12 [INFO] [stderr] Checking anstyle-parse v0.2.7 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking anstyle-query v1.1.4 [INFO] [stderr] Checking colorchoice v1.0.4 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking crossbeam-channel v0.5.15 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking num_cpus v1.17.0 [INFO] [stderr] Checking socket2 v0.5.10 [INFO] [stderr] Checking sketches-ddsketch v0.2.2 [INFO] [stderr] Checking bitflags v2.9.2 [INFO] [stderr] Checking hashbrown v0.13.1 [INFO] [stderr] Compiling serde_json v1.0.142 [INFO] [stderr] Checking anstream v0.6.20 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking parking_lot_core v0.9.11 [INFO] [stderr] Checking getrandom v0.3.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking clap_builder v4.5.44 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Checking rustix v1.0.8 [INFO] [stderr] Checking memmap2 v0.9.7 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking quanta v0.11.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling blake3 v1.8.2 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking hdrhistogram v7.5.4 [INFO] [stderr] Checking tempfile v3.20.0 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling metrics-macros v0.7.1 [INFO] [stderr] Compiling clap_derive v4.5.45 [INFO] [stderr] Compiling async-trait v0.1.89 [INFO] [stderr] Checking tokio v1.47.1 [INFO] [stderr] Checking metrics v0.21.1 [INFO] [stderr] Checking metrics-util v0.15.1 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Checking tracing-subscriber v0.3.19 [INFO] [stderr] Checking histogram v0.9.1 [INFO] [stderr] Checking clap v4.5.45 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking hyper v0.14.32 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking metrics-exporter-prometheus v0.12.2 [INFO] [stderr] Checking auradb v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `config` is never read [INFO] [stdout] --> src/api.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 65 | pub struct AuraEngine { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 66 | /// Engine configuration [INFO] [stdout] 67 | config: Config, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `config` is never read [INFO] [stdout] --> src/api.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 65 | pub struct AuraEngine { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 66 | /// Engine configuration [INFO] [stdout] 67 | config: Config, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/bin/rocksdb_comparison.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/full_benchmark.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let mut db = AuraEngine::new(config).expect("DB init failed"); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/full_benchmark.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | for i in 0..(operations / 10) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `operations` and `key_size` are never read [INFO] [stdout] --> src/bin/run_all_ycsb_workloads.rs:184:5 [INFO] [stdout] | [INFO] [stdout] 182 | struct WorkloadResult { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 183 | workload: char, [INFO] [stdout] 184 | operations: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 185 | key_size: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `WorkloadResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mixed_result` [INFO] [stdout] --> src/bin/rocksdb_comparison.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | let mixed_result = benchmark_read_while_writing(&mut db, args); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mixed_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/bin/rocksdb_comparison.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `p50_latency_us` and `p99_latency_us` are never read [INFO] [stdout] --> src/bin/rocksdb_comparison.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 36 | struct RocksDBBenchmark { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 39 | p50_latency_us: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 40 | p99_latency_us: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cumulative` is never read [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:178:17 [INFO] [stdout] | [INFO] [stdout] 178 | cumulative += self.workload.read_ratio; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cumulative` is never read [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:188:17 [INFO] [stdout] | [INFO] [stdout] 188 | cumulative += self.workload.update_ratio; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cumulative` is never read [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:196:17 [INFO] [stdout] | [INFO] [stdout] 196 | cumulative += self.workload.insert_ratio; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cumulative` is never read [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:207:17 [INFO] [stdout] | [INFO] [stdout] 207 | cumulative += self.workload.scan_ratio; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cumulative` is never read [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:218:17 [INFO] [stdout] | [INFO] [stdout] 218 | cumulative += self.workload.read_modify_write_ratio; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `operations` and `key_size` are never read [INFO] [stdout] --> src/bin/run_all_ycsb_workloads.rs:184:5 [INFO] [stdout] | [INFO] [stdout] 182 | struct WorkloadResult { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 183 | workload: char, [INFO] [stdout] 184 | operations: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 185 | key_size: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `WorkloadResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/full_benchmark.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let mut db = AuraEngine::new(config).expect("DB init failed"); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/full_benchmark.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | for i in 0..(operations / 10) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:185:21 [INFO] [stdout] | [INFO] [stdout] 185 | self.db.put_bytes(key, &value); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 185 | let _ = self.db.put_bytes(key, &value); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:193:17 [INFO] [stdout] | [INFO] [stdout] 193 | self.db.put_bytes(&key, &value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 193 | let _ = self.db.put_bytes(&key, &value); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:215:21 [INFO] [stdout] | [INFO] [stdout] 215 | self.db.put_bytes(key, &value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 215 | let _ = self.db.put_bytes(key, &value); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cumulative` is never read [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:178:17 [INFO] [stdout] | [INFO] [stdout] 178 | cumulative += self.workload.read_ratio; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cumulative` is never read [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:188:17 [INFO] [stdout] | [INFO] [stdout] 188 | cumulative += self.workload.update_ratio; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cumulative` is never read [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:196:17 [INFO] [stdout] | [INFO] [stdout] 196 | cumulative += self.workload.insert_ratio; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cumulative` is never read [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:207:17 [INFO] [stdout] | [INFO] [stdout] 207 | cumulative += self.workload.scan_ratio; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cumulative` is never read [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:218:17 [INFO] [stdout] | [INFO] [stdout] 218 | cumulative += self.workload.read_modify_write_ratio; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:185:21 [INFO] [stdout] | [INFO] [stdout] 185 | self.db.put_bytes(key, &value); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 185 | let _ = self.db.put_bytes(key, &value); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:193:17 [INFO] [stdout] | [INFO] [stdout] 193 | self.db.put_bytes(&key, &value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 193 | let _ = self.db.put_bytes(&key, &value); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/ycsb_benchmark.rs:215:21 [INFO] [stdout] | [INFO] [stdout] 215 | self.db.put_bytes(key, &value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 215 | let _ = self.db.put_bytes(key, &value); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mixed_result` [INFO] [stdout] --> src/bin/rocksdb_comparison.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | let mixed_result = benchmark_read_while_writing(&mut db, args); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mixed_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `p50_latency_us` and `p99_latency_us` are never read [INFO] [stdout] --> src/bin/rocksdb_comparison.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 36 | struct RocksDBBenchmark { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 39 | p50_latency_us: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 40 | p99_latency_us: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.47s [INFO] running `Command { std: "docker" "inspect" "f734a4748c13cf75072c51d8aa8a58f50b9cf91330afdacf186c4d1e44e2548a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f734a4748c13cf75072c51d8aa8a58f50b9cf91330afdacf186c4d1e44e2548a", kill_on_drop: false }` [INFO] [stdout] f734a4748c13cf75072c51d8aa8a58f50b9cf91330afdacf186c4d1e44e2548a