[INFO] fetching crate lsm_engine 0.1.9... [INFO] testing lsm_engine-0.1.9 against 1.49.0 for beta-1.50-1 [INFO] extracting crate lsm_engine 0.1.9 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate lsm_engine 0.1.9 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate lsm_engine 0.1.9 [INFO] finished tweaking crates.io crate lsm_engine 0.1.9 [INFO] tweaked toml for crates.io crate lsm_engine 0.1.9 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c8d023e725fc568e9a4cf65e118a661e6110fedb1828970bf85cb7b688180bd6 [INFO] running `Command { std: "docker" "start" "-a" "c8d023e725fc568e9a4cf65e118a661e6110fedb1828970bf85cb7b688180bd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8d023e725fc568e9a4cf65e118a661e6110fedb1828970bf85cb7b688180bd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8d023e725fc568e9a4cf65e118a661e6110fedb1828970bf85cb7b688180bd6", kill_on_drop: false }` [INFO] [stdout] c8d023e725fc568e9a4cf65e118a661e6110fedb1828970bf85cb7b688180bd6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ea14b72a7d75a4fc82867aeda84194be421a77d37a5a41adf8f1b8317636626c [INFO] running `Command { std: "docker" "start" "-a" "ea14b72a7d75a4fc82867aeda84194be421a77d37a5a41adf8f1b8317636626c", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling compare v0.1.0 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Compiling binary-heap-plus v0.2.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Compiling thiserror v1.0.23 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Compiling lsm_engine v0.1.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `closest_key` [INFO] [stdout] --> src/lib.rs:272:14 [INFO] [stdout] | [INFO] [stdout] 272 | let (closest_key, (key_offset, segment_index)) = maybe_closest_key.unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_closest_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/sst.rs:75:27 [INFO] [stdout] | [INFO] [stdout] 75 | fn partial_cmp(&self, other: &Self) -> Option { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `clear` [INFO] [stdout] --> src/memtable.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn clear(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/sst.rs:189:12 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn new(path: &str) -> Segment { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `timestamp` [INFO] [stdout] --> src/sst.rs:208:12 [INFO] [stdout] | [INFO] [stdout] 208 | pub fn timestamp(&self) -> Instant { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `at` [INFO] [stdout] --> src/sst.rs:248:12 [INFO] [stdout] | [INFO] [stdout] 248 | pub fn at(&mut self, pos: u64) -> Result> { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/sst.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/kv.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.61s [INFO] running `Command { std: "docker" "inspect" "ea14b72a7d75a4fc82867aeda84194be421a77d37a5a41adf8f1b8317636626c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea14b72a7d75a4fc82867aeda84194be421a77d37a5a41adf8f1b8317636626c", kill_on_drop: false }` [INFO] [stdout] ea14b72a7d75a4fc82867aeda84194be421a77d37a5a41adf8f1b8317636626c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 214492a0ffecf680742b889474efb9913c4efc09c4035beeb91f834287e3b53f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "214492a0ffecf680742b889474efb9913c4efc09c4035beeb91f834287e3b53f", kill_on_drop: false }` [INFO] [stderr] Compiling lsm_engine v0.1.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `closest_key` [INFO] [stdout] --> src/lib.rs:272:14 [INFO] [stdout] | [INFO] [stdout] 272 | let (closest_key, (key_offset, segment_index)) = maybe_closest_key.unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_closest_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/sst.rs:75:27 [INFO] [stdout] | [INFO] [stdout] 75 | fn partial_cmp(&self, other: &Self) -> Option { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `clear` [INFO] [stdout] --> src/memtable.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn clear(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/sst.rs:189:12 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn new(path: &str) -> Segment { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `timestamp` [INFO] [stdout] --> src/sst.rs:208:12 [INFO] [stdout] | [INFO] [stdout] 208 | pub fn timestamp(&self) -> Instant { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `at` [INFO] [stdout] --> src/sst.rs:248:12 [INFO] [stdout] | [INFO] [stdout] 248 | pub fn at(&mut self, pos: u64) -> Result> { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/sst.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/kv.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TOMBSTONE_VALUE` [INFO] [stdout] --> src/lib.rs:312:17 [INFO] [stdout] | [INFO] [stdout] 312 | use crate::{TOMBSTONE_VALUE}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `closest_key` [INFO] [stdout] --> src/lib.rs:272:14 [INFO] [stdout] | [INFO] [stdout] 272 | let (closest_key, (key_offset, segment_index)) = maybe_closest_key.unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_closest_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/sst.rs:75:27 [INFO] [stdout] | [INFO] [stdout] 75 | fn partial_cmp(&self, other: &Self) -> Option { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `offset_1` [INFO] [stdout] --> src/sst.rs:361:13 [INFO] [stdout] | [INFO] [stdout] 361 | let offset_1 = sst.write(KVPair { key: "k1".to_owned(), value: "v1".to_owned() })?; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset_1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/sst.rs:387:40 [INFO] [stdout] | [INFO] [stdout] 387 | let mut merged = merge(v, 20, |index, offset, _| {})?; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `offset` [INFO] [stdout] --> src/sst.rs:387:47 [INFO] [stdout] | [INFO] [stdout] 387 | let mut merged = merge(v, 20, |index, offset, _| {})?; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/sst.rs:414:41 [INFO] [stdout] | [INFO] [stdout] 414 | let mut merged = merge(v, 100, |index, offset, _| {})?; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `offset` [INFO] [stdout] --> src/sst.rs:414:48 [INFO] [stdout] | [INFO] [stdout] 414 | let mut merged = merge(v, 100, |index, offset, _| {})?; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `random_value` [INFO] [stdout] --> src/lib.rs:387:30 [INFO] [stdout] | [INFO] [stdout] 387 | let (random_key, random_value) = dataset.choose(&mut rng).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_random_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/lib.rs:410:21 [INFO] [stdout] | [INFO] [stdout] 410 | let (k, v) = &dataset[i]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/lib.rs:422:21 [INFO] [stdout] | [INFO] [stdout] 422 | let (k, v) = &dataset[i]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `clear` [INFO] [stdout] --> src/memtable.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn clear(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/sst.rs:189:12 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn new(path: &str) -> Segment { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `timestamp` [INFO] [stdout] --> src/sst.rs:208:12 [INFO] [stdout] | [INFO] [stdout] 208 | pub fn timestamp(&self) -> Instant { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/sst.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/kv.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.72s [INFO] running `Command { std: "docker" "inspect" "214492a0ffecf680742b889474efb9913c4efc09c4035beeb91f834287e3b53f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "214492a0ffecf680742b889474efb9913c4efc09c4035beeb91f834287e3b53f", kill_on_drop: false }` [INFO] [stdout] 214492a0ffecf680742b889474efb9913c4efc09c4035beeb91f834287e3b53f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 216ca9c686d4d34cf7c040e7b39993ef3371e9d2bd89ecfae44cafdf809f2f0f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "216ca9c686d4d34cf7c040e7b39993ef3371e9d2bd89ecfae44cafdf809f2f0f", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `closest_key` [INFO] [stdout] running 15 tests [INFO] [stderr] --> src/lib.rs:272:14 [INFO] [stderr] | [INFO] [stderr] 272 | let (closest_key, (key_offset, segment_index)) = maybe_closest_key.unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_closest_key` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/sst.rs:75:27 [INFO] [stderr] | [INFO] [stderr] 75 | fn partial_cmp(&self, other: &Self) -> Option { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `clear` [INFO] [stderr] --> src/memtable.rs:34:12 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn clear(&mut self) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/sst.rs:189:12 [INFO] [stderr] | [INFO] [stderr] 189 | pub fn new(path: &str) -> Segment { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `timestamp` [INFO] [stderr] --> src/sst.rs:208:12 [INFO] [stderr] | [INFO] [stderr] 208 | pub fn timestamp(&self) -> Instant { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `at` [INFO] [stderr] --> src/sst.rs:248:12 [INFO] [stderr] | [INFO] [stderr] 248 | pub fn at(&mut self, pos: u64) -> Result> { [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/sst.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_attributes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/kv.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `TOMBSTONE_VALUE` [INFO] [stderr] --> src/lib.rs:312:17 [INFO] [stderr] | [INFO] [stderr] 312 | use crate::{TOMBSTONE_VALUE}; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `closest_key` [INFO] [stderr] --> src/lib.rs:272:14 [INFO] [stderr] | [INFO] [stderr] 272 | let (closest_key, (key_offset, segment_index)) = maybe_closest_key.unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_closest_key` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/sst.rs:75:27 [INFO] [stderr] | [INFO] [stderr] 75 | fn partial_cmp(&self, other: &Self) -> Option { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `offset_1` [INFO] [stderr] --> src/sst.rs:361:13 [INFO] [stderr] | [INFO] [stderr] 361 | let offset_1 = sst.write(KVPair { key: "k1".to_owned(), value: "v1".to_owned() })?; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset_1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/sst.rs:387:40 [INFO] [stderr] | [INFO] [stderr] 387 | let mut merged = merge(v, 20, |index, offset, _| {})?; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `offset` [INFO] [stderr] --> src/sst.rs:387:47 [INFO] [stderr] | [INFO] [stderr] 387 | let mut merged = merge(v, 20, |index, offset, _| {})?; [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/sst.rs:414:41 [INFO] [stderr] | [INFO] [stderr] 414 | let mut merged = merge(v, 100, |index, offset, _| {})?; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `offset` [INFO] [stderr] --> src/sst.rs:414:48 [INFO] [stderr] | [INFO] [stderr] 414 | let mut merged = merge(v, 100, |index, offset, _| {})?; [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `random_value` [INFO] [stderr] --> src/lib.rs:387:30 [INFO] [stderr] | [INFO] [stderr] 387 | let (random_key, random_value) = dataset.choose(&mut rng).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_random_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/lib.rs:410:21 [INFO] [stderr] | [INFO] [stderr] 410 | let (k, v) = &dataset[i]; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/lib.rs:422:21 [INFO] [stderr] | [INFO] [stderr] 422 | let (k, v) = &dataset[i]; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `clear` [INFO] [stderr] --> src/memtable.rs:34:12 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn clear(&mut self) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/sst.rs:189:12 [INFO] [stderr] | [INFO] [stderr] 189 | pub fn new(path: &str) -> Segment { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `timestamp` [INFO] [stderr] --> src/sst.rs:208:12 [INFO] [stderr] | [INFO] [stderr] 208 | pub fn timestamp(&self) -> Instant { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/sst.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_attributes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/kv.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 16 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lsm_engine-3d7436b459f0927d [INFO] [stdout] test sst::tests::test_search_range ... ok [INFO] [stdout] test sst::tests::test_seek ... ok [INFO] [stdout] test memtable::tests::it_works ... ok [INFO] [stdout] test sst::tests::test_read ... ok [INFO] [stdout] test sst::tests::test_interspersed_seek_and_search ... ok [INFO] [stdout] test tests::test_contains ... ok [INFO] [stdout] test sst::tests::test_merges ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test sst::tests::test_unsorted_writes ... ok [INFO] [stdout] test sst::tests::test_search ... ok [INFO] [stdout] test tests::test_deletions ... ok [INFO] [stdout] test tests::test_reads_on_duplicate_keys ... ok [INFO] [stdout] test sst::tests::test_merge_with_same_keys_different_timestamps ... ok [INFO] [stdout] test tests::test_recovery_with_wal ... FAILED [INFO] [stdout] test tests::test_on_large_dataset ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::test_recovery_with_wal stdout ---- [INFO] [stdout] thread 'tests::test_recovery_with_wal' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:166:14 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x563fd4181960 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stdout] 1: 0x563fd4181960 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x563fd4181960 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x563fd4181960 - ::fmt::he009dcaaa75eed60 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x563fd41a50fc - core::fmt::write::h77b4746b0dea1dd3 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x563fd40d3a86 - std::io::Write::write_fmt::h3a40d9c04f88bb58 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15 [INFO] [stdout] 6: 0x563fd417bb9d - std::io::impls::>::write_fmt::h1b3d263673641f53 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/impls.rs:179:9 [INFO] [stdout] 7: 0x563fd41840f5 - std::sys_common::backtrace::_print::h2d880c9e69a21be9 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 8: 0x563fd41840f5 - std::sys_common::backtrace::print::h5f02b1bb49f36879 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 9: 0x563fd41840f5 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50 [INFO] [stdout] 10: 0x563fd4183d42 - std::panicking::default_hook::hb52d73f0da9a4bb8 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:224:9 [INFO] [stdout] 11: 0x563fd4184891 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17 [INFO] [stdout] 12: 0x563fd41843d7 - std::panicking::begin_panic_handler::{{closure}}::h42939e004b32765c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:499:13 [INFO] [stdout] 13: 0x563fd4181e1c - std::sys_common::backtrace::__rust_end_short_backtrace::h9d2070f7bf9fd56c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 14: 0x563fd4184339 - rust_begin_unwind [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:495:5 [INFO] [stdout] 15: 0x563fd41a3a61 - core::panicking::panic_fmt::ha0bb065d9a260792 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/panicking.rs:92:14 [INFO] [stdout] 16: 0x563fd41a3883 - core::option::expect_none_failed::h7e1dd0a94971eb61 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:1268:5 [INFO] [stdout] 17: 0x563fd40bd3bb - core::result::Result::unwrap::h2a153036965ee275 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/result.rs:973:23 [INFO] [stdout] 18: 0x563fd406af92 - lsm_engine::LSMBuilder::wal_path::hd3b87bfaf7fef7c1 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:161:20 [INFO] [stdout] 19: 0x563fd40873a8 - lsm_engine::tests::test_recovery_with_wal::hed822415b33f74ad [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:401:23 [INFO] [stdout] 20: 0x563fd408733e - lsm_engine::tests::test_recovery_with_wal::{{closure}}::hd5a1470a2d8d9492 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:400:5 [INFO] [stdout] 21: 0x563fd40aeeae - core::ops::function::FnOnce::call_once::hae6fe3cd48bfcfb9 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 22: 0x563fd40fb5d3 - core::ops::function::FnOnce::call_once::hdbd2235b6243db3d [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 23: 0x563fd40fb5d3 - test::__rust_begin_short_backtrace::hb1dea1c208110812 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:517:5 [INFO] [stdout] 24: 0x563fd40f9a7a - as core::ops::function::FnOnce>::call_once::h5d11a40efef721f2 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 25: 0x563fd40f9a7a - as core::ops::function::FnOnce<()>>::call_once::h23961df98af0bc5a [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9 [INFO] [stdout] 26: 0x563fd40f9a7a - std::panicking::try::do_call::h6390646e3de3fb9e [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 27: 0x563fd40f9a7a - std::panicking::try::hc531439ab6159192 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 28: 0x563fd40f9a7a - std::panic::catch_unwind::h859d8bdaf9b4855c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 29: 0x563fd40f9a7a - test::run_test_in_process::hae60aa74417e3abc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:544:18 [INFO] [stdout] 30: 0x563fd40f9a7a - test::run_test::run_test_inner::{{closure}}::hf48c86652c4a151d [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:450:39 [INFO] [stdout] 31: 0x563fd40d2e06 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb82b392232b8bd1f [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 32: 0x563fd40d7e03 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h79ca9e9abe157956 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 33: 0x563fd40d7e03 - as core::ops::function::FnOnce<()>>::call_once::ha12f1f228780a4f7 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9 [INFO] [stdout] 34: 0x563fd40d7e03 - std::panicking::try::do_call::h722bb7416d021cdc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 35: 0x563fd40d7e03 - std::panicking::try::h78e5abca71ac7cac [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 36: 0x563fd40d7e03 - std::panic::catch_unwind::h95162588bd0fa090 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 37: 0x563fd40d7e03 - std::thread::Builder::spawn_unchecked::{{closure}}::h64da5c4b9acc58dc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 38: 0x563fd40d7e03 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a8c588ad0b69edb [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 39: 0x563fd418b26a - as core::ops::function::FnOnce>::call_once::h09ff301006f1aeca [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 40: 0x563fd418b26a - as core::ops::function::FnOnce>::call_once::he79488c8f00b5f31 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 41: 0x563fd418b26a - std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 42: 0x7f11d1a1f609 - start_thread [INFO] [stdout] 43: 0x7f11d17f1293 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::test_recovery_with_wal [INFO] [stdout] [INFO] [stdout] test result: FAILED. 14 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "216ca9c686d4d34cf7c040e7b39993ef3371e9d2bd89ecfae44cafdf809f2f0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "216ca9c686d4d34cf7c040e7b39993ef3371e9d2bd89ecfae44cafdf809f2f0f", kill_on_drop: false }` [INFO] [stdout] 216ca9c686d4d34cf7c040e7b39993ef3371e9d2bd89ecfae44cafdf809f2f0f