Dec 13 18:30:25.605 INFO testing gfreezy/lsm-rs against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 18:30:25.605 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 18:30:26.126 INFO [stdout] 8b1752374f92c61fc6ae236534695abfc27880103fb0aebe2baa68afd0554caa
Dec 13 18:30:26.128 INFO running `"docker" "start" "-a" "8b1752374f92c61fc6ae236534695abfc27880103fb0aebe2baa68afd0554caa"`
Dec 13 18:30:27.219 INFO [stderr] usermod: no changes
Dec 13 18:30:27.375 INFO [stderr]    Compiling spectral v0.6.0
Dec 13 18:30:28.999 INFO [stderr]    Compiling lsm-rs v0.1.0 (/source)
Dec 13 18:30:30.277 INFO [stderr] warning: constant item is never used: `RECORD_EXTRA_SIZE`
Dec 13 18:30:30.277 INFO [stderr]  --> src/block.rs:8:1
Dec 13 18:30:30.277 INFO [stderr]   |
Dec 13 18:30:30.277 INFO [stderr] 8 | const RECORD_EXTRA_SIZE: usize = 7; // 7 bytes
Dec 13 18:30:30.277 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.277 INFO [stderr]   |
Dec 13 18:30:30.277 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 18:30:30.277 INFO [stderr] 
Dec 13 18:30:30.277 INFO [stderr] warning: variant is never constructed: `Full`
Dec 13 18:30:30.277 INFO [stderr]   --> src/block.rs:12:5
Dec 13 18:30:30.277 INFO [stderr]    |
Dec 13 18:30:30.277 INFO [stderr] 12 |     Full = 1,
Dec 13 18:30:30.277 INFO [stderr]    |     ^^^^^^^^
Dec 13 18:30:30.277 INFO [stderr] 
Dec 13 18:30:30.277 INFO [stderr] warning: variant is never constructed: `First`
Dec 13 18:30:30.277 INFO [stderr]   --> src/block.rs:13:5
Dec 13 18:30:30.277 INFO [stderr]    |
Dec 13 18:30:30.277 INFO [stderr] 13 |     First = 2,
Dec 13 18:30:30.277 INFO [stderr]    |     ^^^^^^^^^
Dec 13 18:30:30.277 INFO [stderr] 
Dec 13 18:30:30.277 INFO [stderr] warning: variant is never constructed: `Middle`
Dec 13 18:30:30.277 INFO [stderr]   --> src/block.rs:14:5
Dec 13 18:30:30.277 INFO [stderr]    |
Dec 13 18:30:30.277 INFO [stderr] 14 |     Middle = 3,
Dec 13 18:30:30.277 INFO [stderr]    |     ^^^^^^^^^^
Dec 13 18:30:30.277 INFO [stderr] 
Dec 13 18:30:30.277 INFO [stderr] warning: variant is never constructed: `Last`
Dec 13 18:30:30.277 INFO [stderr]   --> src/block.rs:15:5
Dec 13 18:30:30.277 INFO [stderr]    |
Dec 13 18:30:30.277 INFO [stderr] 15 |     Last = 4,
Dec 13 18:30:30.277 INFO [stderr]    |     ^^^^^^^^
Dec 13 18:30:30.277 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: method is never used: `new`
Dec 13 18:30:30.278 INFO [stderr]   --> src/block.rs:27:5
Dec 13 18:30:30.278 INFO [stderr]    |
Dec 13 18:30:30.278 INFO [stderr] 27 |     pub fn new(typ: Type, data: &'a [u8]) -> Self {
Dec 13 18:30:30.278 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.278 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: method is never used: `write_to`
Dec 13 18:30:30.278 INFO [stderr]   --> src/block.rs:40:5
Dec 13 18:30:30.278 INFO [stderr]    |
Dec 13 18:30:30.278 INFO [stderr] 40 |     pub fn write_to<W: WriteBytesExt>(&self, writer: &mut W) -> io::Result<()> {
Dec 13 18:30:30.278 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.278 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: method is never used: `compute_checksum`
Dec 13 18:30:30.278 INFO [stderr]   --> src/block.rs:47:5
Dec 13 18:30:30.278 INFO [stderr]    |
Dec 13 18:30:30.278 INFO [stderr] 47 |     fn compute_checksum(typ: Type, data: &[u8]) -> u32 {
Dec 13 18:30:30.278 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.278 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: function is never used: `make_records_from_buf`
Dec 13 18:30:30.278 INFO [stderr]   --> src/block.rs:55:1
Dec 13 18:30:30.278 INFO [stderr]    |
Dec 13 18:30:30.278 INFO [stderr] 55 | pub fn make_records_from_buf(free_block_size: usize, buf: &[u8]) -> Vec<Record> {
Dec 13 18:30:30.278 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.278 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: variant is never constructed: `AvailableSpace`
Dec 13 18:30:30.278 INFO [stderr]  --> src/memtable.rs:9:5
Dec 13 18:30:30.278 INFO [stderr]   |
Dec 13 18:30:30.278 INFO [stderr] 9 |     AvailableSpace,
Dec 13 18:30:30.278 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 13 18:30:30.278 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: variant is never constructed: `ThresholdReached`
Dec 13 18:30:30.278 INFO [stderr]   --> src/memtable.rs:10:5
Dec 13 18:30:30.278 INFO [stderr]    |
Dec 13 18:30:30.278 INFO [stderr] 10 |     ThresholdReached,
Dec 13 18:30:30.278 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 13 18:30:30.278 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: method is never used: `new`
Dec 13 18:30:30.278 INFO [stderr]   --> src/memtable.rs:23:5
Dec 13 18:30:30.278 INFO [stderr]    |
Dec 13 18:30:30.278 INFO [stderr] 23 |     pub fn new(max_size: usize) -> Self {
Dec 13 18:30:30.278 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.278 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: method is never used: `set`
Dec 13 18:30:30.278 INFO [stderr]   --> src/memtable.rs:31:5
Dec 13 18:30:30.278 INFO [stderr]    |
Dec 13 18:30:30.278 INFO [stderr] 31 |     pub fn set(&mut self, key: Key, value: Value) -> Fallible<SetRet> {
Dec 13 18:30:30.278 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.278 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: method is never used: `get`
Dec 13 18:30:30.278 INFO [stderr]   --> src/memtable.rs:55:5
Dec 13 18:30:30.278 INFO [stderr]    |
Dec 13 18:30:30.278 INFO [stderr] 55 |     pub fn get(&self, key: &[u8]) -> Option<Value> {
Dec 13 18:30:30.278 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.278 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: method is never used: `remove`
Dec 13 18:30:30.278 INFO [stderr]   --> src/memtable.rs:63:5
Dec 13 18:30:30.278 INFO [stderr]    |
Dec 13 18:30:30.278 INFO [stderr] 63 |     pub fn remove(&mut self, key: Key) -> Fallible<SetRet> {
Dec 13 18:30:30.278 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.278 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: method is never used: `is_threshold_reached`
Dec 13 18:30:30.278 INFO [stderr]   --> src/memtable.rs:67:5
Dec 13 18:30:30.278 INFO [stderr]    |
Dec 13 18:30:30.278 INFO [stderr] 67 |     pub fn is_threshold_reached(&self) -> bool {
Dec 13 18:30:30.278 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.278 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: method is never used: `get`
Dec 13 18:30:30.278 INFO [stderr]   --> src/memtable.rs:92:5
Dec 13 18:30:30.278 INFO [stderr]    |
Dec 13 18:30:30.278 INFO [stderr] 92 |     pub fn get(&self, key: &[u8]) -> Option<&Value> {
Dec 13 18:30:30.278 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.278 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: method is never used: `iter`
Dec 13 18:30:30.278 INFO [stderr]   --> src/memtable.rs:96:5
Dec 13 18:30:30.278 INFO [stderr]    |
Dec 13 18:30:30.278 INFO [stderr] 96 |     pub fn iter(&self) -> impl Iterator<Item = (&Key, &Value)> {
Dec 13 18:30:30.278 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.278 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: struct is never constructed: `SSTable`
Dec 13 18:30:30.278 INFO [stderr]  --> src/sstable.rs:4:1
Dec 13 18:30:30.278 INFO [stderr]   |
Dec 13 18:30:30.278 INFO [stderr] 4 | pub struct SSTable {
Dec 13 18:30:30.278 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.278 INFO [stderr] 
Dec 13 18:30:30.278 INFO [stderr] warning: constant item is never used: `TOMBSTONE`
Dec 13 18:30:30.278 INFO [stderr]  --> src/types.rs:4:1
Dec 13 18:30:30.279 INFO [stderr]   |
Dec 13 18:30:30.279 INFO [stderr] 4 | pub const TOMBSTONE: &[u8] = &[0x6b, 0xe5, 0xa5, 0xa2];
Dec 13 18:30:30.279 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.279 INFO [stderr] 
Dec 13 18:30:30.279 INFO [stderr] warning: constant item is never used: `WAL_LOG_MAX_SIZE`
Dec 13 18:30:30.279 INFO [stderr]  --> src/types.rs:6:1
Dec 13 18:30:30.279 INFO [stderr]   |
Dec 13 18:30:30.279 INFO [stderr] 6 | pub const WAL_LOG_MAX_SIZE: usize = 4 * 1024 * 1024;
Dec 13 18:30:30.279 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.279 INFO [stderr] 
Dec 13 18:30:30.279 INFO [stderr] warning: constant item is never used: `BLOCK_MAX_SIZE`
Dec 13 18:30:30.279 INFO [stderr]  --> src/types.rs:8:1
Dec 13 18:30:30.279 INFO [stderr]   |
Dec 13 18:30:30.279 INFO [stderr] 8 | pub const BLOCK_MAX_SIZE: usize = 32 * 1024; // 32KB
Dec 13 18:30:30.279 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.279 INFO [stderr] 
Dec 13 18:30:30.279 INFO [stderr] warning: constant item is never used: `BLOCK_MIN_FREE_SIZE`
Dec 13 18:30:30.279 INFO [stderr]  --> src/types.rs:9:1
Dec 13 18:30:30.279 INFO [stderr]   |
Dec 13 18:30:30.279 INFO [stderr] 9 | pub const BLOCK_MIN_FREE_SIZE: usize = 6; // 6 bytes
Dec 13 18:30:30.279 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.279 INFO [stderr] 
Dec 13 18:30:30.279 INFO [stderr] warning: struct is never constructed: `Wal`
Dec 13 18:30:30.279 INFO [stderr]   --> src/wal.rs:14:1
Dec 13 18:30:30.279 INFO [stderr]    |
Dec 13 18:30:30.279 INFO [stderr] 14 | pub struct Wal {
Dec 13 18:30:30.279 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 13 18:30:30.279 INFO [stderr] 
Dec 13 18:30:30.279 INFO [stderr] warning: method is never used: `new`
Dec 13 18:30:30.279 INFO [stderr]   --> src/wal.rs:22:5
Dec 13 18:30:30.279 INFO [stderr]    |
Dec 13 18:30:30.279 INFO [stderr] 22 |     pub fn new<P: AsRef<Path>>(path: P) -> Self {
Dec 13 18:30:30.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.279 INFO [stderr] 
Dec 13 18:30:30.279 INFO [stderr] warning: method is never used: `make_records`
Dec 13 18:30:30.279 INFO [stderr]   --> src/wal.rs:37:5
Dec 13 18:30:30.279 INFO [stderr]    |
Dec 13 18:30:30.279 INFO [stderr] 37 |     pub fn make_records<'a>(&self, buf: &'a [u8]) -> Vec<Record<'a>> {
Dec 13 18:30:30.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.279 INFO [stderr] 
Dec 13 18:30:30.279 INFO [stderr] warning: method is never used: `write_records`
Dec 13 18:30:30.279 INFO [stderr]   --> src/wal.rs:41:5
Dec 13 18:30:30.279 INFO [stderr]    |
Dec 13 18:30:30.279 INFO [stderr] 41 |     pub fn write_records<'a>(&mut self, records: Vec<Record<'a>>) -> Fallible<Vec<Record<'a>>> {
Dec 13 18:30:30.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.279 INFO [stderr] 
Dec 13 18:30:30.279 INFO [stderr] warning: method is never used: `write_record`
Dec 13 18:30:30.279 INFO [stderr]   --> src/wal.rs:62:5
Dec 13 18:30:30.279 INFO [stderr]    |
Dec 13 18:30:30.279 INFO [stderr] 62 |     fn write_record(&mut self, record: &Record) -> io::Result<()> {
Dec 13 18:30:30.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.279 INFO [stderr] 
Dec 13 18:30:30.279 INFO [stderr] warning: method is never used: `new_block`
Dec 13 18:30:30.279 INFO [stderr]   --> src/wal.rs:78:5
Dec 13 18:30:30.279 INFO [stderr]    |
Dec 13 18:30:30.279 INFO [stderr] 78 |     fn new_block(&mut self) -> io::Result<()> {
Dec 13 18:30:30.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.279 INFO [stderr] 
Dec 13 18:30:30.279 INFO [stderr] warning: method is never used: `write_trailer`
Dec 13 18:30:30.279 INFO [stderr]   --> src/wal.rs:86:5
Dec 13 18:30:30.279 INFO [stderr]    |
Dec 13 18:30:30.279 INFO [stderr] 86 |     fn write_trailer(&mut self) -> io::Result<()> {
Dec 13 18:30:30.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.279 INFO [stderr] 
Dec 13 18:30:30.279 INFO [stderr] warning: method is never used: `free_space`
Dec 13 18:30:30.279 INFO [stderr]   --> src/wal.rs:91:5
Dec 13 18:30:30.279 INFO [stderr]    |
Dec 13 18:30:30.279 INFO [stderr] 91 |     fn free_space(&self) -> usize {
Dec 13 18:30:30.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.279 INFO [stderr] 
Dec 13 18:30:30.279 INFO [stderr] warning: method is never used: `current_block_free_space`
Dec 13 18:30:30.279 INFO [stderr]   --> src/wal.rs:95:5
Dec 13 18:30:30.279 INFO [stderr]    |
Dec 13 18:30:30.279 INFO [stderr] 95 |     fn current_block_free_space(&self) -> usize {
Dec 13 18:30:30.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:30:30.279 INFO [stderr] 
Dec 13 18:30:30.560 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.30s
Dec 13 18:30:30.567 INFO [stderr] su: No module specific data is present
Dec 13 18:30:31.212 INFO running `"docker" "inspect" "8b1752374f92c61fc6ae236534695abfc27880103fb0aebe2baa68afd0554caa"`
Dec 13 18:30:31.517 INFO running `"docker" "rm" "-f" "8b1752374f92c61fc6ae236534695abfc27880103fb0aebe2baa68afd0554caa"`
Dec 13 18:30:31.898 INFO [stdout] 8b1752374f92c61fc6ae236534695abfc27880103fb0aebe2baa68afd0554caa
Dec 13 18:30:31.900 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 18:30:32.363 INFO [stdout] 5df22e6b6228a4165c8bc60a51ac6ff96d14d023f5d0bf6f62eb6900d1182640
Dec 13 18:30:32.365 INFO running `"docker" "start" "-a" "5df22e6b6228a4165c8bc60a51ac6ff96d14d023f5d0bf6f62eb6900d1182640"`
Dec 13 18:30:33.554 INFO [stderr] usermod: no changes
Dec 13 18:30:33.692 INFO [stderr]    Compiling lsm-rs v0.1.0 (/source)
Dec 13 18:30:35.003 INFO [stderr] warning: struct is never constructed: `SSTable`
Dec 13 18:30:35.003 INFO [stderr]  --> src/sstable.rs:4:1
Dec 13 18:30:35.003 INFO [stderr]   |
Dec 13 18:30:35.003 INFO [stderr] 4 | pub struct SSTable {
Dec 13 18:30:35.003 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 13 18:30:35.003 INFO [stderr]   |
Dec 13 18:30:35.003 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 18:30:35.003 INFO [stderr] 
Dec 13 18:30:35.003 INFO [stderr] warning: field is never used: `path`
Dec 13 18:30:35.003 INFO [stderr]   --> src/wal.rs:15:5
Dec 13 18:30:35.003 INFO [stderr]    |
Dec 13 18:30:35.003 INFO [stderr] 15 |     path: PathBuf,
Dec 13 18:30:35.003 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 13 18:30:35.003 INFO [stderr] 
Dec 13 18:30:36.579 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.00s
Dec 13 18:30:36.588 INFO [stderr] su: No module specific data is present
Dec 13 18:30:38.132 INFO running `"docker" "inspect" "5df22e6b6228a4165c8bc60a51ac6ff96d14d023f5d0bf6f62eb6900d1182640"`
Dec 13 18:30:38.530 INFO running `"docker" "rm" "-f" "5df22e6b6228a4165c8bc60a51ac6ff96d14d023f5d0bf6f62eb6900d1182640"`
Dec 13 18:30:38.794 INFO [stdout] 5df22e6b6228a4165c8bc60a51ac6ff96d14d023f5d0bf6f62eb6900d1182640
Dec 13 18:30:38.794 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 18:30:39.235 INFO [stdout] d75af5ed1b718a5a90d5f56e5488c46e78c94a78ab552381ffe6adcda252a2f5
Dec 13 18:30:39.235 INFO running `"docker" "start" "-a" "d75af5ed1b718a5a90d5f56e5488c46e78c94a78ab552381ffe6adcda252a2f5"`
Dec 13 18:30:40.663 INFO [stderr] usermod: no changes
Dec 13 18:30:40.907 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
Dec 13 18:30:40.907 INFO [stderr]      Running /target/debug/deps/lsm_rs-f9ccd68e04b30b92
Dec 13 18:30:40.907 INFO [stdout] 
Dec 13 18:30:40.907 INFO [stdout] running 9 tests
Dec 13 18:30:40.923 INFO [stdout] test memtable::tests::test_into_immutable_memtable ... ok
Dec 13 18:30:40.927 INFO [stdout] test block::tests::test_make_records_from_buf ... ok
Dec 13 18:30:40.927 INFO [stdout] test memtable::tests::test_memtable_get ... ok
Dec 13 18:30:40.927 INFO [stdout] test memtable::tests::test_memtable_remove ... ok
Dec 13 18:30:40.927 INFO [stdout] test block::tests::test_make_records_into_3blocks ... ok
Dec 13 18:30:40.927 INFO [stdout] test block::tests::test_make_records_into_2blocks ... ok
Dec 13 18:30:40.927 INFO [stdout] test memtable::tests::test_memtable_set ... ok
Dec 13 18:30:40.933 INFO [stderr] 
Dec 13 18:30:40.933 INFO [stderr] thread 'wal::tests::test_write_wal_overflow' has overflowed its stack
Dec 13 18:30:40.933 INFO [stderr] fatal runtime error: stack overflow
Dec 13 18:30:40.939 INFO [stderr] error: process didn't exit successfully: `/target/debug/deps/lsm_rs-f9ccd68e04b30b92` (signal: 6, SIGABRT: process abort signal)
Dec 13 18:30:40.939 INFO [stderr] su: No module specific data is present
Dec 13 18:30:42.001 INFO running `"docker" "inspect" "d75af5ed1b718a5a90d5f56e5488c46e78c94a78ab552381ffe6adcda252a2f5"`
Dec 13 18:30:42.331 INFO running `"docker" "rm" "-f" "d75af5ed1b718a5a90d5f56e5488c46e78c94a78ab552381ffe6adcda252a2f5"`
Dec 13 18:30:42.610 INFO [stdout] d75af5ed1b718a5a90d5f56e5488c46e78c94a78ab552381ffe6adcda252a2f5