[INFO] fetching crate osmiumdb 0.1.0...
[INFO] testing osmiumdb-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate osmiumdb 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate osmiumdb 0.1.0
[INFO] finished tweaking crates.io crate osmiumdb 0.1.0
[INFO] tweaked toml for crates.io crate osmiumdb 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate osmiumdb 0.1.0 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 crates.io crate osmiumdb 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file `/workspace/builds/worker-4-tc2/source/benches/read_benchmark.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `benchmark`
[INFO] [stderr]   * `bench` target `read_benchmark`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 62b6e99613332ca0fc94d8b34f6fb0f2c865bd263f96cfeadc8ee67682c0b077
[INFO] running `Command { std: "docker" "start" "-a" "62b6e99613332ca0fc94d8b34f6fb0f2c865bd263f96cfeadc8ee67682c0b077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62b6e99613332ca0fc94d8b34f6fb0f2c865bd263f96cfeadc8ee67682c0b077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62b6e99613332ca0fc94d8b34f6fb0f2c865bd263f96cfeadc8ee67682c0b077", kill_on_drop: false }`
[INFO] [stdout] 62b6e99613332ca0fc94d8b34f6fb0f2c865bd263f96cfeadc8ee67682c0b077
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e8df7a5feed92bafcc46c1fa0f57f46fa301c4350214ac32e1bc9231f341ec90
[INFO] running `Command { std: "docker" "start" "-a" "e8df7a5feed92bafcc46c1fa0f57f46fa301c4350214ac32e1bc9231f341ec90", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/benches/read_benchmark.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `benchmark`
[INFO] [stderr]   * `bench` target `read_benchmark`
[INFO] [stderr]    Compiling proc-macro2 v1.0.104
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.179
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling syn v2.0.113
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling osmiumdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `CountPolicy` is never constructed
[INFO] [stdout]    --> src/compaction/policy.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct CountPolicy {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/compaction/policy.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 125 | impl CountPolicy {
[INFO] [stdout]     | ---------------- associated function in this implementation
[INFO] [stdout] 126 |     pub fn new(threshold: usize) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReadResult` is never constructed
[INFO] [stdout]    --> src/engine/read.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 | pub struct ReadResult {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `from_buffer` and `from_chunk` are never used
[INFO] [stdout]    --> src/engine/read.rs:149:12
[INFO] [stdout]     |
[INFO] [stdout] 148 | impl ReadResult {
[INFO] [stdout]     | --------------- associated functions in this implementation
[INFO] [stdout] 149 |     pub fn from_buffer(key: Vec<u8>, value: Option<Vec<u8>>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |     pub fn from_chunk(key: Vec<u8>, value: Option<Vec<u8>>, chunk_id: u64) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CountSealPolicy` is never constructed
[INFO] [stdout]   --> src/engine/seal.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct CountSealPolicy {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/engine/seal.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl CountSealPolicy {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 61 |     pub fn new(threshold_count: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OrSealPolicy` is never constructed
[INFO] [stdout]   --> src/engine/seal.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct OrSealPolicy {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/engine/seal.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 87 | impl OrSealPolicy {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 88 |     pub fn new(policies: Vec<Box<dyn SealPolicy>>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> benches/read_benchmark.rs:20:30
[INFO] [stdout]    |
[INFO] [stdout] 20 |             let value = vec![((i % 256) as u8); VALUE_SIZE];
[INFO] [stdout]    |                              ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -             let value = vec![((i % 256) as u8); VALUE_SIZE];
[INFO] [stdout] 20 +             let value = vec![(i % 256) as u8; VALUE_SIZE];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.39s
[INFO] running `Command { std: "docker" "inspect" "e8df7a5feed92bafcc46c1fa0f57f46fa301c4350214ac32e1bc9231f341ec90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8df7a5feed92bafcc46c1fa0f57f46fa301c4350214ac32e1bc9231f341ec90", kill_on_drop: false }`
[INFO] [stdout] e8df7a5feed92bafcc46c1fa0f57f46fa301c4350214ac32e1bc9231f341ec90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b6e979d896a34b013400b08a8fff83c9162224fe39694d171d6dc4f7e430be29
[INFO] running `Command { std: "docker" "start" "-a" "b6e979d896a34b013400b08a8fff83c9162224fe39694d171d6dc4f7e430be29", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/benches/read_benchmark.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `benchmark`
[INFO] [stderr]   * `bench` target `read_benchmark`
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stdout] warning: struct `CountPolicy` is never constructed
[INFO] [stdout]    --> src/compaction/policy.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct CountPolicy {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/compaction/policy.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 125 | impl CountPolicy {
[INFO] [stdout]     | ---------------- associated function in this implementation
[INFO] [stdout] 126 |     pub fn new(threshold: usize) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReadResult` is never constructed
[INFO] [stdout]    --> src/engine/read.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 | pub struct ReadResult {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `from_buffer` and `from_chunk` are never used
[INFO] [stdout]    --> src/engine/read.rs:149:12
[INFO] [stdout]     |
[INFO] [stdout] 148 | impl ReadResult {
[INFO] [stdout]     | --------------- associated functions in this implementation
[INFO] [stdout] 149 |     pub fn from_buffer(key: Vec<u8>, value: Option<Vec<u8>>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |     pub fn from_chunk(key: Vec<u8>, value: Option<Vec<u8>>, chunk_id: u64) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CountSealPolicy` is never constructed
[INFO] [stdout]   --> src/engine/seal.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct CountSealPolicy {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/engine/seal.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl CountSealPolicy {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 61 |     pub fn new(threshold_count: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OrSealPolicy` is never constructed
[INFO] [stdout]   --> src/engine/seal.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct OrSealPolicy {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/engine/seal.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 87 | impl OrSealPolicy {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 88 |     pub fn new(policies: Vec<Box<dyn SealPolicy>>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling tempfile v3.24.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling osmiumdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> benches/read_benchmark.rs:20:30
[INFO] [stdout]    |
[INFO] [stdout] 20 |             let value = vec![((i % 256) as u8); VALUE_SIZE];
[INFO] [stdout]    |                              ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -             let value = vec![((i % 256) as u8); VALUE_SIZE];
[INFO] [stdout] 20 +             let value = vec![(i % 256) as u8; VALUE_SIZE];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReadResult` is never constructed
[INFO] [stdout]    --> src/engine/read.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 | pub struct ReadResult {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `from_buffer` and `from_chunk` are never used
[INFO] [stdout]    --> src/engine/read.rs:149:12
[INFO] [stdout]     |
[INFO] [stdout] 148 | impl ReadResult {
[INFO] [stdout]     | --------------- associated functions in this implementation
[INFO] [stdout] 149 |     pub fn from_buffer(key: Vec<u8>, value: Option<Vec<u8>>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |     pub fn from_chunk(key: Vec<u8>, value: Option<Vec<u8>>, chunk_id: u64) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.56s
[INFO] running `Command { std: "docker" "inspect" "b6e979d896a34b013400b08a8fff83c9162224fe39694d171d6dc4f7e430be29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6e979d896a34b013400b08a8fff83c9162224fe39694d171d6dc4f7e430be29", kill_on_drop: false }`
[INFO] [stdout] b6e979d896a34b013400b08a8fff83c9162224fe39694d171d6dc4f7e430be29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f208809c940f9fe7d05efe0e9813d53013b622df9a9bd2ae891c19000824f625
[INFO] running `Command { std: "docker" "start" "-a" "f208809c940f9fe7d05efe0e9813d53013b622df9a9bd2ae891c19000824f625", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/benches/read_benchmark.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `benchmark`
[INFO] [stderr]   * `bench` target `read_benchmark`
[INFO] [stderr] warning: struct `CountPolicy` is never constructed
[INFO] [stderr]    --> src/compaction/policy.rs:121:12
[INFO] [stderr]     |
[INFO] [stderr] 121 | pub struct CountPolicy {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/compaction/policy.rs:126:12
[INFO] [stderr]     |
[INFO] [stderr] 125 | impl CountPolicy {
[INFO] [stderr]     | ---------------- associated function in this implementation
[INFO] [stderr] 126 |     pub fn new(threshold: usize) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ReadResult` is never constructed
[INFO] [stderr]    --> src/engine/read.rs:141:12
[INFO] [stderr]     |
[INFO] [stderr] 141 | pub struct ReadResult {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `from_buffer` and `from_chunk` are never used
[INFO] [stderr]    --> src/engine/read.rs:149:12
[INFO] [stderr]     |
[INFO] [stderr] 148 | impl ReadResult {
[INFO] [stderr]     | --------------- associated functions in this implementation
[INFO] [stderr] 149 |     pub fn from_buffer(key: Vec<u8>, value: Option<Vec<u8>>) -> Self {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 158 |     pub fn from_chunk(key: Vec<u8>, value: Option<Vec<u8>>, chunk_id: u64) -> Self {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CountSealPolicy` is never constructed
[INFO] [stderr]   --> src/engine/seal.rs:56:12
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub struct CountSealPolicy {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/engine/seal.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 60 | impl CountSealPolicy {
[INFO] [stderr]    | -------------------- associated function in this implementation
[INFO] [stderr] 61 |     pub fn new(threshold_count: usize) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `OrSealPolicy` is never constructed
[INFO] [stderr]   --> src/engine/seal.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub struct OrSealPolicy {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/engine/seal.rs:88:12
[INFO] [stderr]    |
[INFO] [stderr] 87 | impl OrSealPolicy {
[INFO] [stderr]    | ----------------- associated function in this implementation
[INFO] [stderr] 88 |     pub fn new(policies: Vec<Box<dyn SealPolicy>>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ReadResult` is never constructed
[INFO] [stderr]    --> src/engine/read.rs:141:12
[INFO] [stderr]     |
[INFO] [stderr] 141 | pub struct ReadResult {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `osmiumdb` (lib) generated 8 warnings
[INFO] [stderr] warning: `osmiumdb` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> benches/read_benchmark.rs:20:30
[INFO] [stderr]    |
[INFO] [stderr] 20 |             let value = vec![((i % 256) as u8); VALUE_SIZE];
[INFO] [stderr]    |                              ^               ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 20 -             let value = vec![((i % 256) as u8); VALUE_SIZE];
[INFO] [stderr] 20 +             let value = vec![(i % 256) as u8; VALUE_SIZE];
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `osmiumdb` (bin "benchmark" test) generated 1 warning (run `cargo fix --bin "benchmark" -p osmiumdb --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/osmiumdb-efef1434060b9a1f)
[INFO] [stdout] 
[INFO] [stdout] running 123 tests
[INFO] [stdout] test compaction::policy::tests::test_count_policy ... ok
[INFO] [stdout] test compaction::policy::tests::test_size_ratio_policy_select ... ok
[INFO] [stdout] test compaction::policy::tests::test_size_ratio_policy_trigger ... ok
[INFO] [stdout] test engine::buffer::tests::test_delete ... ok
[INFO] [stdout] test engine::buffer::tests::test_scan ... ok
[INFO] [stdout] test engine::buffer::tests::test_drain ... ok
[INFO] [stdout] test engine::config::tests::test_builder_pattern ... ok
[INFO] [stdout] test engine::config::tests::test_paths ... ok
[INFO] [stdout] test engine::config::tests::test_default_config ... ok
[INFO] [stdout] test engine::read::tests::test_buffer_only_get ... ok
[INFO] [stdout] test engine::buffer::tests::test_overwrite ... ok
[INFO] [stdout] test engine::read::tests::test_buffer_scan ... ok
[INFO] [stdout] test engine::read::tests::test_buffer_tombstone ... ok
[INFO] [stdout] test engine::seal::tests::test_count_policy ... ok
[INFO] [stdout] test engine::seal::tests::test_or_policy ... ok
[INFO] [stdout] test engine::seal::tests::test_size_policy ... ok
[INFO] [stdout] test compaction::task::tests::test_no_compaction_needed ... ok
[INFO] [stdout] test engine::buffer::tests::test_put_and_get ... ok
[INFO] [stdout] test io::backend::tests::test_append ... ok
[INFO] [stdout] test engine::db::tests::test_delete ... ok
[INFO] [stdout] test io::backend::tests::test_read_write_at ... ok
[INFO] [stdout] test engine::db::tests::test_empty_key_rejected ... ok
[INFO] [stdout] test manager::guard::tests::test_guard_calls_on_drop ... ok
[INFO] [stdout] test manager::guard::tests::test_guard_deref ... ok
[INFO] [stdout] test engine::db::tests::test_key_not_found ... ok
[INFO] [stdout] test io::backend::tests::test_short_read_error ... ok
[INFO] [stdout] test engine::buffer::tests::test_size_tracking ... ok
[INFO] [stdout] test engine::read::tests::test_key_not_found ... ok
[INFO] [stdout] test io::backend::tests::test_delete_and_rename ... ok
[INFO] [stdout] test io::backend::tests::test_create_and_write ... ok
[INFO] [stdout] test engine::db::tests::test_overwrite ... ok
[INFO] [stdout] test engine::db::tests::test_put_and_get ... ok
[INFO] [stdout] test manager::state::tests::test_eviction ... ok
[INFO] [stdout] test io::backend::tests::test_set_len ... ok
[INFO] [stdout] test io::backend::tests::test_open_with_parents ... ok
[INFO] [stdout] test map::entry::tests::test_key_range_ordering ... ok
[INFO] [stdout] test map::entry::tests::test_key_range_overlaps ... ok
[INFO] [stdout] test map::entry::tests::test_key_range_contains ... ok
[INFO] [stdout] test map::snapshot::tests::test_invalid_magic ... ok
[INFO] [stdout] test map::snapshot::tests::test_snapshot_encode_decode ... ok
[INFO] [stdout] test engine::db::tests::test_scan ... ok
[INFO] [stdout] test manager::state::tests::test_register_and_acquire ... ok
[INFO] [stdout] test compaction::task::tests::test_compaction_removes_tombstones ... ok
[INFO] [stdout] test map::entry::tests::test_point_range ... ok
[INFO] [stdout] test map::snapshot::tests::test_empty_snapshot ... ok
[INFO] [stdout] test map::snapshot::tests::test_checksum_mismatch ... ok
[INFO] [stdout] test manager::state::tests::test_unregister ... ok
[INFO] [stdout] test manager::state::tests::test_stats ... ok
[INFO] [stdout] test engine::db::tests::test_seal_and_read ... ok
[INFO] [stdout] test map::snapshot::tests::test_snapshot_file_roundtrip ... ok
[INFO] [stdout] test map::tests::test_insert_and_get ... ok
[INFO] [stdout] test storage::backing::tests::test_clone_owned ... ok
[INFO] [stdout] test storage::backing::tests::test_deref ... ok
[INFO] [stdout] test map::tests::test_range_query ... ok
[INFO] [stdout] test storage::backing::tests::test_owned_backing ... ok
[INFO] [stdout] test storage::backing::tests::test_to_vec ... ok
[INFO] [stdout] test storage::chunk::tests::test_checksum_mismatch ... ok
[INFO] [stdout] test storage::chunk::tests::test_chunk_build_and_decode ... ok
[INFO] [stdout] test storage::chunk::tests::test_chunk_header_roundtrip ... ok
[INFO] [stdout] test storage::chunk::tests::test_chunk_state_try_from ... ok
[INFO] [stdout] test storage::chunk::tests::test_compression_codec_try_from ... ok
[INFO] [stdout] test compaction::task::tests::test_compaction_merges_chunks ... ok
[INFO] [stdout] test storage::chunk::tests::test_delete_record_roundtrip ... ok
[INFO] [stdout] test map::tests::test_snapshot_roundtrip ... ok
[INFO] [stdout] test storage::chunk::tests::test_empty_slice_finalize ... ok
[INFO] [stdout] test storage::chunk::tests::test_entry_type_try_from ... ok
[INFO] [stdout] test storage::chunk::tests::test_find_key ... ok
[INFO] [stdout] test storage::chunk::tests::test_invalid_magic ... ok
[INFO] [stdout] test storage::chunk::tests::test_invalid_version ... ok
[INFO] [stdout] test storage::chunk::tests::test_multiple_slices_in_vein ... ok
[INFO] [stdout] test storage::chunk::tests::test_slice_encoding_try_from ... ok
[INFO] [stdout] test storage::chunk::tests::test_multiple_veins ... ok
[INFO] [stdout] test storage::chunk::tests::test_record_roundtrip ... ok
[INFO] [stdout] test storage::chunk::tests::test_unsorted_insertion ... ok
[INFO] [stdout] test storage::columnar::tests::test_builder_all_types ... ok
[INFO] [stdout] test recovery::tests::test_recovery_empty_wal ... ok
[INFO] [stdout] test manager::state::tests::test_lru_eviction ... ok
[INFO] [stdout] test map::tests::test_epoch_increment ... ok
[INFO] [stdout] test storage::backing::tests::test_from_file ... ok
[INFO] [stdout] test storage::columnar::tests::test_bounds_check ... ok
[INFO] [stdout] test storage::columnar::tests::test_builder_empty_fails ... ok
[INFO] [stdout] test storage::columnar::tests::test_builder_roundtrip ... ok
[INFO] [stdout] test storage::columnar::tests::test_builder_row_count_mismatch ... ok
[INFO] [stdout] test storage::columnar::tests::test_column_access_f64 ... ok
[INFO] [stdout] test storage::columnar::tests::test_column_access_i64 ... ok
[INFO] [stdout] test storage::columnar::tests::test_column_iter ... ok
[INFO] [stdout] test storage::columnar::tests::test_column_sum ... ok
[INFO] [stdout] test storage::columnar::tests::test_columnar_view_parse ... ok
[INFO] [stdout] test storage::varint::tests::test_varint_size ... ok
[INFO] [stdout] test storage::vein::tests::test_empty_vein ... ok
[INFO] [stdout] test storage::vein::tests::test_row_record_view_parse ... ok
[INFO] [stdout] test storage::varint::tests::test_encode_decode_small ... ok
[INFO] [stdout] test storage::columnar::tests::test_type_check ... ok
[INFO] [stdout] test map::tests::test_delete ... ok
[INFO] [stdout] test storage::vein::tests::test_row_record_view_tombstone ... ok
[INFO] [stdout] test storage::varint::tests::test_encode_decode_medium ... ok
[INFO] [stdout] test storage::varint::tests::test_encode_decode_large ... ok
[INFO] [stdout] test storage::vein::tests::test_row_record_view_to_owned ... ok
[INFO] [stdout] test storage::vein::tests::test_row_vein_view_find_key ... ok
[INFO] [stdout] test storage::vein::tests::test_row_vein_view_iter ... ok
[INFO] [stdout] test wal::record::tests::test_checkpoint_roundtrip ... ok
[INFO] [stdout] test wal::record::tests::test_chunk_sealed_roundtrip ... ok
[INFO] [stdout] test wal::record::tests::test_chunk_reserved_roundtrip ... ok
[INFO] [stdout] test wal::record::tests::test_compaction_commit_roundtrip ... ok
[INFO] [stdout] test wal::record::tests::test_crc_mismatch ... ok
[INFO] [stdout] test storage::vein::tests::test_vein_view_enum ... ok
[INFO] [stdout] test wal::record::tests::test_invalid_record_type ... ok
[INFO] [stdout] test wal::record::tests::test_map_insert_roundtrip ... ok
[INFO] [stdout] test recovery::tests::test_recovery_verify ... ok
[INFO] [stdout] test wal::writer::tests::test_batch_append ... ok
[INFO] [stdout] test recovery::tests::test_recovery_basic_operations ... ok
[INFO] [stdout] test recovery::tests::test_recovery_with_deletes ... ok
[INFO] [stdout] test recovery::tests::test_recovery_missing_chunk_file ... ok
[INFO] [stdout] test wal::reader::tests::test_empty_wal ... ok
[INFO] [stdout] test wal::writer::tests::test_create_and_append ... ok
[INFO] [stdout] test wal::reader::tests::test_read_written_records ... ok
[INFO] [stdout] test recovery::tests::test_recovery_orphaned_chunk ... ok
[INFO] [stdout] test wal::writer::tests::test_reopen_and_continue ... ok
[INFO] [stdout] test wal::reader::tests::test_iterator ... ok
[INFO] [stdout] test wal::reader::tests::test_read_from_lsn ... ok
[INFO] [stdout] test engine::db::tests::test_stats ... ok
[INFO] [stdout] test recovery::tests::test_recovery_idempotent ... ok
[INFO] [stdout] test recovery::tests::test_recovery_multiple_chunks ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 123 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests benches/read_benchmark.rs (/opt/rustwide/target/debug/deps/benchmark-5a978cb71c1b4133)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/osmiumdb-514775a06f692007)
[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] [stderr]    Doc-tests osmiumdb
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/engine/db.rs - engine::db::Engine (line 31) ... ignored
[INFO] [stdout] test src/manager/guard.rs - manager::guard::ChunkGuard (line 14) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f208809c940f9fe7d05efe0e9813d53013b622df9a9bd2ae891c19000824f625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f208809c940f9fe7d05efe0e9813d53013b622df9a9bd2ae891c19000824f625", kill_on_drop: false }`
[INFO] [stdout] f208809c940f9fe7d05efe0e9813d53013b622df9a9bd2ae891c19000824f625
