[INFO] cloning repository https://github.com/kekecc/bitcask
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kekecc/bitcask" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkekecc%2Fbitcask", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkekecc%2Fbitcask'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9d66df78bb97c712844c07b3655ca98d1e89804
[INFO] checking kekecc/bitcask against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkekecc%2Fbitcask" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kekecc/bitcask
[INFO] finished tweaking git repo https://github.com/kekecc/bitcask
[INFO] tweaked toml for git repo https://github.com/kekecc/bitcask written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kekecc/bitcask on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kekecc/bitcask 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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plotters-backend v0.3.6
[INFO] [stderr]   Downloaded fake v2.9.2
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[INFO] [stderr]   Downloaded clap v4.5.13
[INFO] [stderr]   Downloaded clap_builder v4.5.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f75ecacaef8c3d658b365ad758e993fbd4462a261a0926350cbbe5d7c741c38
[INFO] running `Command { std: "docker" "start" "-a" "6f75ecacaef8c3d658b365ad758e993fbd4462a261a0926350cbbe5d7c741c38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f75ecacaef8c3d658b365ad758e993fbd4462a261a0926350cbbe5d7c741c38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f75ecacaef8c3d658b365ad758e993fbd4462a261a0926350cbbe5d7c741c38", kill_on_drop: false }`
[INFO] [stdout] 6f75ecacaef8c3d658b365ad758e993fbd4462a261a0926350cbbe5d7c741c38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7920906699fb4d01fa7507ca3da001a51ff6186c32d3d11d61fd5a0d697e783
[INFO] running `Command { std: "docker" "start" "-a" "c7920906699fb4d01fa7507ca3da001a51ff6186c32d3d11d61fd5a0d697e783", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling autocfg v1.3.0
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[INFO] [stderr]    Compiling serde v1.0.204
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[INFO] [stderr]    Compiling serde_json v1.0.122
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[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking itoa v1.0.11
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[INFO] [stderr]    Compiling syn v2.0.72
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[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking clap v4.5.13
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[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
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[INFO] [stderr]     Checking ppv-lite86 v0.2.20
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[INFO] [stderr]     Checking bitcask v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AtomicI64` and `AtomicU32`
[INFO] [stdout]  --> src/transaction/manager.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 |     sync::atomic::{AtomicI64, AtomicU32, AtomicU64, Ordering},
[INFO] [stdout]   |                    ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicI64` and `AtomicU32`
[INFO] [stdout]  --> src/transaction/manager.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 |     sync::atomic::{AtomicI64, AtomicU32, AtomicU64, Ordering},
[INFO] [stdout]   |                    ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/transaction/engine.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 |                     if let Err(e) = storage_.delete(KeySlice::new(key, ts).encode()) {
[INFO] [stdout]    |                                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `padding` is never used
[INFO] [stdout]   --> src/data/datafile.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl DataFile {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn padding(&mut self, max: u64) -> Result<()> {
[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 `read_record_with_size` is never used
[INFO] [stdout]   --> src/data/datafile.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl DataFile {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn read_record_with_size(&self, offset: u64, size: u64) -> Result<RecordReader> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `begin` is never used
[INFO] [stdout]   --> src/transaction.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl Transaction {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 43 |     pub(crate) fn begin(storage: Arc<Bitcask>, manager: Arc<TxnManager>) -> Self {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TxnEngine` is never constructed
[INFO] [stdout]   --> src/transaction/engine.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct TxnEngine {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `close`, `sync`, and `begin_transaction` are never used
[INFO] [stdout]   --> src/transaction/engine.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl TxnEngine {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 16 |     pub fn new(storage: Bitcask) -> Result<Self> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn close(&self) -> Result<()> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn sync(&self) -> Result<()> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn begin_transaction(&self) -> Transaction {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_uncommitted_txn`, `acquire_next_ts`, and `add_txn` are never used
[INFO] [stdout]   --> src/transaction/manager.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl TxnManager {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 23 |     pub(crate) fn new(ops: BitcaskOptions, signal: Sender<()>) -> Result<Self> {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub(crate) fn get_uncommitted_txn(&self) -> MappedMutexGuard<HashMap<u64, Vec<Vec<u8>>>> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub(crate) fn acquire_next_ts(&self) -> u64 {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub(crate) fn add_txn(&self, version: u64) -> HashSet<u64> {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/batch_write.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new_batch_write(&self, opts: WriteBatchOptions) -> Result<BatchWrite> {
[INFO] [stdout]    |                            ^^^^^ the lifetime is elided here         ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new_batch_write(&self, opts: WriteBatchOptions) -> Result<BatchWrite<'_>> {
[INFO] [stdout]    |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/transaction/manager.rs:56:39
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub(crate) fn get_uncommitted_txn(&self) -> MappedMutexGuard<HashMap<u64, Vec<Vec<u8>>>> {
[INFO] [stdout]    |                                       ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub(crate) fn get_uncommitted_txn(&self) -> MappedMutexGuard<'_, HashMap<u64, Vec<Vec<u8>>>> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/transaction/engine.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 |                     if let Err(e) = storage_.delete(KeySlice::new(key, ts).encode()) {
[INFO] [stdout]    |                                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `padding` is never used
[INFO] [stdout]   --> src/data/datafile.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl DataFile {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn padding(&mut self, max: u64) -> Result<()> {
[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 `read_record_with_size` is never used
[INFO] [stdout]   --> src/data/datafile.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl DataFile {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn read_record_with_size(&self, offset: u64, size: u64) -> Result<RecordReader> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `begin` is never used
[INFO] [stdout]   --> src/transaction.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl Transaction {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 43 |     pub(crate) fn begin(storage: Arc<Bitcask>, manager: Arc<TxnManager>) -> Self {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TxnEngine` is never constructed
[INFO] [stdout]   --> src/transaction/engine.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct TxnEngine {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `close`, `sync`, and `begin_transaction` are never used
[INFO] [stdout]   --> src/transaction/engine.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl TxnEngine {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 16 |     pub fn new(storage: Bitcask) -> Result<Self> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn close(&self) -> Result<()> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn sync(&self) -> Result<()> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn begin_transaction(&self) -> Transaction {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_uncommitted_txn`, `acquire_next_ts`, and `add_txn` are never used
[INFO] [stdout]   --> src/transaction/manager.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl TxnManager {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 23 |     pub(crate) fn new(ops: BitcaskOptions, signal: Sender<()>) -> Result<Self> {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub(crate) fn get_uncommitted_txn(&self) -> MappedMutexGuard<HashMap<u64, Vec<Vec<u8>>>> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub(crate) fn acquire_next_ts(&self) -> u64 {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub(crate) fn add_txn(&self, version: u64) -> HashSet<u64> {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/batch_write.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new_batch_write(&self, opts: WriteBatchOptions) -> Result<BatchWrite> {
[INFO] [stdout]    |                            ^^^^^ the lifetime is elided here         ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new_batch_write(&self, opts: WriteBatchOptions) -> Result<BatchWrite<'_>> {
[INFO] [stdout]    |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/transaction/manager.rs:56:39
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub(crate) fn get_uncommitted_txn(&self) -> MappedMutexGuard<HashMap<u64, Vec<Vec<u8>>>> {
[INFO] [stdout]    |                                       ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub(crate) fn get_uncommitted_txn(&self) -> MappedMutexGuard<'_, HashMap<u64, Vec<Vec<u8>>>> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.02s
[INFO] running `Command { std: "docker" "inspect" "c7920906699fb4d01fa7507ca3da001a51ff6186c32d3d11d61fd5a0d697e783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7920906699fb4d01fa7507ca3da001a51ff6186c32d3d11d61fd5a0d697e783", kill_on_drop: false }`
[INFO] [stdout] c7920906699fb4d01fa7507ca3da001a51ff6186c32d3d11d61fd5a0d697e783
