[INFO] fetching crate db-core 0.2.1...
[INFO] testing db-core-0.2.1 against nightly-2024-10-28+rustflags=-Zrandomize-layout for randomize-layout
[INFO] extracting crate db-core 0.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate db-core 0.2.1 on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate db-core 0.2.1
[INFO] finished tweaking crates.io crate db-core 0.2.1
[INFO] tweaked toml for crates.io crate db-core 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c98e2bf4d7d25118167a6c85fcf56ca450ebfe0f490a4db5b0cd10dded6c020a
[INFO] running `Command { std: "docker" "start" "-a" "c98e2bf4d7d25118167a6c85fcf56ca450ebfe0f490a4db5b0cd10dded6c020a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c98e2bf4d7d25118167a6c85fcf56ca450ebfe0f490a4db5b0cd10dded6c020a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c98e2bf4d7d25118167a6c85fcf56ca450ebfe0f490a4db5b0cd10dded6c020a", kill_on_drop: false }`
[INFO] [stdout] c98e2bf4d7d25118167a6c85fcf56ca450ebfe0f490a4db5b0cd10dded6c020a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Zrandomize-layout" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d91f8e75d3b40e5597ec9ba4c59712370583f3cf559ebece4cdd642deb18d0db
[INFO] running `Command { std: "docker" "start" "-a" "d91f8e75d3b40e5597ec9ba4c59712370583f3cf559ebece4cdd642deb18d0db", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling db-core v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::log_mgr::io::LogRecordHeader`
[INFO] [stdout]   --> src/log_mgr/log_mgr.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use crate::log_mgr::io::LogRecordHeader;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]   --> src/log_mgr/buf.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(feature = "metrics")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:248:7
[INFO] [stdout]     |
[INFO] [stdout] 248 | #[cfg(feature = "metrics")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:259:11
[INFO] [stdout]     |
[INFO] [stdout] 259 |     #[cfg(feature = "metrics")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:417:11
[INFO] [stdout]     |
[INFO] [stdout] 417 |     #[cfg(feature = "metrics")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:425:11
[INFO] [stdout]     |
[INFO] [stdout] 425 |     #[cfg(feature = "metrics")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:276:15
[INFO] [stdout]     |
[INFO] [stdout] 276 |         #[cfg(feature = "metrics")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:284:19
[INFO] [stdout]     |
[INFO] [stdout] 284 |             #[cfg(feature = "metrics")]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:346:27
[INFO] [stdout]     |
[INFO] [stdout] 346 |                     #[cfg(feature = "metrics")] 
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:356:27
[INFO] [stdout]     |
[INFO] [stdout] 356 |                     #[cfg(feature = "metrics")] 
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:404:19
[INFO] [stdout]     |
[INFO] [stdout] 404 |             #[cfg(feature = "metrics")] {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:410:23
[INFO] [stdout]     |
[INFO] [stdout] 410 |             #[cfg(not(feature = "metrics"))] {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:579:19
[INFO] [stdout]     |
[INFO] [stdout] 579 |             #[cfg(feature = "metrics")]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/system/instance.rs:141:104
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn open_write<'a>(&'a self, obj_id: &ObjectId, t: &'a mut Transaction, timeout: i64) -> Result<ObjectWrite, Error> {
[INFO] [stdout]     |                       -- lifetime `'a` declared here                                                   ^^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/system/instance.rs:173:107
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn open_create<'a>(&'a self, file_id: u16, t: &'a mut Transaction, initial_size: usize) -> Result<ObjectWrite, Error> {
[INFO] [stdout]     |                        -- lifetime `'a` declared here                                                     ^^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/block_mgr/block_mgr.rs:135:161
[INFO] [stdout]     |
[INFO] [stdout] 135 | ...ad<'b, T>(&'b self, block_id: &BlockId, init_fun: fn(BlockId, usize, Pinned<'b, BlockArea>) -> T, lock_type: usize) -> Result<BlockLocked<T>,...
[INFO] [stdout]     |       -- lifetime `'b` declared here                                                                                                        ^ this elided lifetime gets resolved as `'b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/block_mgr/block_mgr.rs:161:185
[INFO] [stdout]     |
[INFO] [stdout] 161 | ...te<'b, T>(&'b self, block_id: &BlockId, init_fun: fn(BlockId, usize, Pinned<'b, BlockArea>) -> T, try_lock: bool, lock_type: usize) -> Result<BlockLockedMut<T>,...
[INFO] [stdout]     |       -- lifetime `'b` declared here                                                                                                                           ^ this elided lifetime gets resolved as `'b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/block_mgr/block.rs:64:31
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<'a, T> BlockLockedMut<'a, T> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn immut(&'a self) -> &BlockLocked<'a, T> {
[INFO] [stdout]    |                               ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/common/errors.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     std::alloc::LayoutErr, IncorrectLayout, layout_err,
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/common/errors.rs:209:79
[INFO] [stdout]     |
[INFO] [stdout] 209 |     IncorrectLayout             , incorrect_layout              , std::alloc::LayoutErr,
[INFO] [stdout]     |                                                                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/common/intercom.rs:202:33
[INFO] [stdout]     |
[INFO] [stdout] 202 |             core::sync::atomic::spin_loop_hint();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log_mgr/buf.rs:112:52
[INFO] [stdout]     |
[INFO] [stdout] 112 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log_mgr/buf.rs:182:52
[INFO] [stdout]     |
[INFO] [stdout] 182 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/datastore.rs:445:29
[INFO] [stdout]     |
[INFO] [stdout] 445 |     fn add_fi_blocks(&self, mut block_id: &mut BlockId, fi_block_num: usize, stub_pin: &AtomicU64, f: &std::fs::File) -> Result<(), Error> {
[INFO] [stdout]     |                             ----^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/datastore.rs:863:13
[INFO] [stdout]     |
[INFO] [stdout] 863 |         let mut desc = xlock.get_mut(&file_id).unwrap();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/datastore.rs:869:13
[INFO] [stdout]     |
[INFO] [stdout] 869 |         let mut desc = xlock.get_mut(&file_id).unwrap();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/block_driver.rs:731:26
[INFO] [stdout]     |
[INFO] [stdout] 731 |     pub fn replay(&self, mut rs: &mut ReplayState, data: &[u8]) -> Result<(), Error> {
[INFO] [stdout]     |                          ----^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `write_ready` is never read
[INFO] [stdout]   --> src/buf_mgr/buf_writer.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct BufWriter {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     write_ready:        SyncNotification<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BufWriter` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Metrics` is never constructed
[INFO] [stdout]    --> src/log_mgr/buf.rs:243:12
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub struct Metrics {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metrics` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_extent_bit` is never used
[INFO] [stdout]    --> src/block_mgr/free_info.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 36  | impl FreeInfo {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 121 |     pub fn set_extent_bit(&self, file_id: u16, extent_id: u16, set: bool) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `used_iter` is never used
[INFO] [stdout]    --> src/block_mgr/free_info.rs:321:12
[INFO] [stdout]     |
[INFO] [stdout] 305 | impl FiData {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 321 |     pub fn used_iter(&self) -> FiDataIter {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/block_mgr/block.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Read(RwLockReadGuard<'a, ()>),
[INFO] [stdout]    |     ---- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Read(()),
[INFO] [stdout]    |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/block_mgr/block.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Write(RwLockWriteGuard<'a, ()>),
[INFO] [stdout]    |     ----- ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Write(()),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_crc` is never used
[INFO] [stdout]   --> src/block_mgr/block.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub trait BasicBlock {
[INFO] [stdout]    |           ---------- method in this trait
[INFO] [stdout] 87 |
[INFO] [stdout] 88 |     fn get_crc(&self) -> u32;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delete_entry` is never used
[INFO] [stdout]    --> src/block_mgr/block.rs:276:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl<'a> DataBlock<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 276 |     pub fn delete_entry(&mut self, entry_id: u16) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `mark_extent_full` and `set_free_info_free` are never used
[INFO] [stdout]    --> src/block_mgr/allocator.rs:93:12
[INFO] [stdout]     |
[INFO] [stdout] 37  | impl BlockAllocator {
[INFO] [stdout]     | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 93  |     pub fn mark_extent_full(&self, file_id: u16, extent_id: u16) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn set_free_info_free(&self, block_id: &BlockId) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/storage/datastore.rs:764:9
[INFO] [stdout]     |
[INFO] [stdout] 764 |         drop(v);
[INFO] [stdout]     |         ^^^^^-^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 764 -         drop(v);
[INFO] [stdout] 764 +         let _ = v;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "d91f8e75d3b40e5597ec9ba4c59712370583f3cf559ebece4cdd642deb18d0db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d91f8e75d3b40e5597ec9ba4c59712370583f3cf559ebece4cdd642deb18d0db", kill_on_drop: false }`
[INFO] [stdout] d91f8e75d3b40e5597ec9ba4c59712370583f3cf559ebece4cdd642deb18d0db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Zrandomize-layout" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 452e30ae9a500b473fdb905739c91f2d2f155fb0f15b1e74647d6189d8c7bff1
[INFO] running `Command { std: "docker" "start" "-a" "452e30ae9a500b473fdb905739c91f2d2f155fb0f15b1e74647d6189d8c7bff1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stdout] warning: unused import: `crate::log_mgr::io::LogRecordHeader`
[INFO] [stdout]   --> src/log_mgr/log_mgr.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use crate::log_mgr::io::LogRecordHeader;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]   --> src/log_mgr/buf.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(feature = "metrics")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:248:7
[INFO] [stdout]     |
[INFO] [stdout] 248 | #[cfg(feature = "metrics")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:259:11
[INFO] [stdout]     |
[INFO] [stdout] 259 |     #[cfg(feature = "metrics")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:417:11
[INFO] [stdout]     |
[INFO] [stdout] 417 |     #[cfg(feature = "metrics")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:425:11
[INFO] [stdout]     |
[INFO] [stdout] 425 |     #[cfg(feature = "metrics")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:276:15
[INFO] [stdout]     |
[INFO] [stdout] 276 |         #[cfg(feature = "metrics")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:284:19
[INFO] [stdout]     |
[INFO] [stdout] 284 |             #[cfg(feature = "metrics")]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:346:27
[INFO] [stdout]     |
[INFO] [stdout] 346 |                     #[cfg(feature = "metrics")] 
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:356:27
[INFO] [stdout]     |
[INFO] [stdout] 356 |                     #[cfg(feature = "metrics")] 
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:404:19
[INFO] [stdout]     |
[INFO] [stdout] 404 |             #[cfg(feature = "metrics")] {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:410:23
[INFO] [stdout]     |
[INFO] [stdout] 410 |             #[cfg(not(feature = "metrics"))] {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:579:19
[INFO] [stdout]     |
[INFO] [stdout] 579 |             #[cfg(feature = "metrics")]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/system/instance.rs:141:104
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn open_write<'a>(&'a self, obj_id: &ObjectId, t: &'a mut Transaction, timeout: i64) -> Result<ObjectWrite, Error> {
[INFO] [stdout]     |                       -- lifetime `'a` declared here                                                   ^^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/system/instance.rs:173:107
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn open_create<'a>(&'a self, file_id: u16, t: &'a mut Transaction, initial_size: usize) -> Result<ObjectWrite, Error> {
[INFO] [stdout]     |                        -- lifetime `'a` declared here                                                     ^^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/block_mgr/block_mgr.rs:135:161
[INFO] [stdout]     |
[INFO] [stdout] 135 | ...ad<'b, T>(&'b self, block_id: &BlockId, init_fun: fn(BlockId, usize, Pinned<'b, BlockArea>) -> T, lock_type: usize) -> Result<BlockLocked<T>,...
[INFO] [stdout]     |       -- lifetime `'b` declared here                                                                                                        ^ this elided lifetime gets resolved as `'b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/block_mgr/block_mgr.rs:161:185
[INFO] [stdout]     |
[INFO] [stdout] 161 | ...te<'b, T>(&'b self, block_id: &BlockId, init_fun: fn(BlockId, usize, Pinned<'b, BlockArea>) -> T, try_lock: bool, lock_type: usize) -> Result<BlockLockedMut<T>,...
[INFO] [stdout]     |       -- lifetime `'b` declared here                                                                                                                           ^ this elided lifetime gets resolved as `'b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/block_mgr/block.rs:64:31
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<'a, T> BlockLockedMut<'a, T> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn immut(&'a self) -> &BlockLocked<'a, T> {
[INFO] [stdout]    |                               ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/common/errors.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     std::alloc::LayoutErr, IncorrectLayout, layout_err,
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/common/errors.rs:209:79
[INFO] [stdout]     |
[INFO] [stdout] 209 |     IncorrectLayout             , incorrect_layout              , std::alloc::LayoutErr,
[INFO] [stdout]     |                                                                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/common/intercom.rs:202:33
[INFO] [stdout]     |
[INFO] [stdout] 202 |             core::sync::atomic::spin_loop_hint();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log_mgr/buf.rs:112:52
[INFO] [stdout]     |
[INFO] [stdout] 112 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log_mgr/buf.rs:182:52
[INFO] [stdout]     |
[INFO] [stdout] 182 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/datastore.rs:445:29
[INFO] [stdout]     |
[INFO] [stdout] 445 |     fn add_fi_blocks(&self, mut block_id: &mut BlockId, fi_block_num: usize, stub_pin: &AtomicU64, f: &std::fs::File) -> Result<(), Error> {
[INFO] [stdout]     |                             ----^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/datastore.rs:863:13
[INFO] [stdout]     |
[INFO] [stdout] 863 |         let mut desc = xlock.get_mut(&file_id).unwrap();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/datastore.rs:869:13
[INFO] [stdout]     |
[INFO] [stdout] 869 |         let mut desc = xlock.get_mut(&file_id).unwrap();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/block_driver.rs:731:26
[INFO] [stdout]     |
[INFO] [stdout] 731 |     pub fn replay(&self, mut rs: &mut ReplayState, data: &[u8]) -> Result<(), Error> {
[INFO] [stdout]     |                          ----^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `write_ready` is never read
[INFO] [stdout]   --> src/buf_mgr/buf_writer.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct BufWriter {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     write_ready:        SyncNotification<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BufWriter` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Metrics` is never constructed
[INFO] [stdout]    --> src/log_mgr/buf.rs:243:12
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub struct Metrics {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metrics` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_extent_bit` is never used
[INFO] [stdout]    --> src/block_mgr/free_info.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 36  | impl FreeInfo {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 121 |     pub fn set_extent_bit(&self, file_id: u16, extent_id: u16, set: bool) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `used_iter` is never used
[INFO] [stdout]    --> src/block_mgr/free_info.rs:321:12
[INFO] [stdout]     |
[INFO] [stdout] 305 | impl FiData {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 321 |     pub fn used_iter(&self) -> FiDataIter {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/block_mgr/block.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Read(RwLockReadGuard<'a, ()>),
[INFO] [stdout]    |     ---- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Read(()),
[INFO] [stdout]    |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/block_mgr/block.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Write(RwLockWriteGuard<'a, ()>),
[INFO] [stdout]    |     ----- ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Write(()),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_crc` is never used
[INFO] [stdout]   --> src/block_mgr/block.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub trait BasicBlock {
[INFO] [stdout]    |           ---------- method in this trait
[INFO] [stdout] 87 |
[INFO] [stdout] 88 |     fn get_crc(&self) -> u32;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delete_entry` is never used
[INFO] [stdout]    --> src/block_mgr/block.rs:276:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl<'a> DataBlock<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 276 |     pub fn delete_entry(&mut self, entry_id: u16) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `mark_extent_full` and `set_free_info_free` are never used
[INFO] [stdout]    --> src/block_mgr/allocator.rs:93:12
[INFO] [stdout]     |
[INFO] [stdout] 37  | impl BlockAllocator {
[INFO] [stdout]     | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 93  |     pub fn mark_extent_full(&self, file_id: u16, extent_id: u16) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn set_free_info_free(&self, block_id: &BlockId) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/storage/datastore.rs:764:9
[INFO] [stdout]     |
[INFO] [stdout] 764 |         drop(v);
[INFO] [stdout]     |         ^^^^^-^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 764 -         drop(v);
[INFO] [stdout] 764 +         let _ = v;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.86
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling db-core v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::log_mgr::io::LogRecordHeader`
[INFO] [stdout]   --> src/log_mgr/log_mgr.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use crate::log_mgr::io::LogRecordHeader;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]   --> src/log_mgr/buf.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(feature = "metrics")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:248:7
[INFO] [stdout]     |
[INFO] [stdout] 248 | #[cfg(feature = "metrics")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:259:11
[INFO] [stdout]     |
[INFO] [stdout] 259 |     #[cfg(feature = "metrics")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:417:11
[INFO] [stdout]     |
[INFO] [stdout] 417 |     #[cfg(feature = "metrics")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:425:11
[INFO] [stdout]     |
[INFO] [stdout] 425 |     #[cfg(feature = "metrics")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:276:15
[INFO] [stdout]     |
[INFO] [stdout] 276 |         #[cfg(feature = "metrics")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:284:19
[INFO] [stdout]     |
[INFO] [stdout] 284 |             #[cfg(feature = "metrics")]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:346:27
[INFO] [stdout]     |
[INFO] [stdout] 346 |                     #[cfg(feature = "metrics")] 
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:356:27
[INFO] [stdout]     |
[INFO] [stdout] 356 |                     #[cfg(feature = "metrics")] 
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:404:19
[INFO] [stdout]     |
[INFO] [stdout] 404 |             #[cfg(feature = "metrics")] {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:410:23
[INFO] [stdout]     |
[INFO] [stdout] 410 |             #[cfg(not(feature = "metrics"))] {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stdout]    --> src/log_mgr/buf.rs:579:19
[INFO] [stdout]     |
[INFO] [stdout] 579 |             #[cfg(feature = "metrics")]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/system/instance.rs:141:104
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn open_write<'a>(&'a self, obj_id: &ObjectId, t: &'a mut Transaction, timeout: i64) -> Result<ObjectWrite, Error> {
[INFO] [stdout]     |                       -- lifetime `'a` declared here                                                   ^^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/system/instance.rs:173:107
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn open_create<'a>(&'a self, file_id: u16, t: &'a mut Transaction, initial_size: usize) -> Result<ObjectWrite, Error> {
[INFO] [stdout]     |                        -- lifetime `'a` declared here                                                     ^^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/block_mgr/block_mgr.rs:135:161
[INFO] [stdout]     |
[INFO] [stdout] 135 | ...ad<'b, T>(&'b self, block_id: &BlockId, init_fun: fn(BlockId, usize, Pinned<'b, BlockArea>) -> T, lock_type: usize) -> Result<BlockLocked<T>,...
[INFO] [stdout]     |       -- lifetime `'b` declared here                                                                                                        ^ this elided lifetime gets resolved as `'b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/block_mgr/block_mgr.rs:161:185
[INFO] [stdout]     |
[INFO] [stdout] 161 | ...te<'b, T>(&'b self, block_id: &BlockId, init_fun: fn(BlockId, usize, Pinned<'b, BlockArea>) -> T, try_lock: bool, lock_type: usize) -> Result<BlockLockedMut<T>,...
[INFO] [stdout]     |       -- lifetime `'b` declared here                                                                                                                           ^ this elided lifetime gets resolved as `'b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/block_mgr/block.rs:64:31
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<'a, T> BlockLockedMut<'a, T> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn immut(&'a self) -> &BlockLocked<'a, T> {
[INFO] [stdout]    |                               ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/common/errors.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     std::alloc::LayoutErr, IncorrectLayout, layout_err,
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/common/errors.rs:209:79
[INFO] [stdout]     |
[INFO] [stdout] 209 |     IncorrectLayout             , incorrect_layout              , std::alloc::LayoutErr,
[INFO] [stdout]     |                                                                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/common/intercom.rs:202:33
[INFO] [stdout]     |
[INFO] [stdout] 202 |             core::sync::atomic::spin_loop_hint();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log_mgr/buf.rs:112:52
[INFO] [stdout]     |
[INFO] [stdout] 112 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log_mgr/buf.rs:182:52
[INFO] [stdout]     |
[INFO] [stdout] 182 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/datastore.rs:445:29
[INFO] [stdout]     |
[INFO] [stdout] 445 |     fn add_fi_blocks(&self, mut block_id: &mut BlockId, fi_block_num: usize, stub_pin: &AtomicU64, f: &std::fs::File) -> Result<(), Error> {
[INFO] [stdout]     |                             ----^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/datastore.rs:863:13
[INFO] [stdout]     |
[INFO] [stdout] 863 |         let mut desc = xlock.get_mut(&file_id).unwrap();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/datastore.rs:869:13
[INFO] [stdout]     |
[INFO] [stdout] 869 |         let mut desc = xlock.get_mut(&file_id).unwrap();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/block_driver.rs:731:26
[INFO] [stdout]     |
[INFO] [stdout] 731 |     pub fn replay(&self, mut rs: &mut ReplayState, data: &[u8]) -> Result<(), Error> {
[INFO] [stdout]     |                          ----^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `write_ready` is never read
[INFO] [stdout]   --> src/buf_mgr/buf_writer.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct BufWriter {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     write_ready:        SyncNotification<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BufWriter` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Metrics` is never constructed
[INFO] [stdout]    --> src/log_mgr/buf.rs:243:12
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub struct Metrics {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metrics` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/block_mgr/block.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Read(RwLockReadGuard<'a, ()>),
[INFO] [stdout]    |     ---- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Read(()),
[INFO] [stdout]    |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/block_mgr/block.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Write(RwLockWriteGuard<'a, ()>),
[INFO] [stdout]    |     ----- ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Write(()),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mark_extent_full` is never used
[INFO] [stdout]   --> src/block_mgr/allocator.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl BlockAllocator {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 93 |     pub fn mark_extent_full(&self, file_id: u16, extent_id: u16) -> Result<(), Error> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/storage/datastore.rs:764:9
[INFO] [stdout]     |
[INFO] [stdout] 764 |         drop(v);
[INFO] [stdout]     |         ^^^^^-^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 764 -         drop(v);
[INFO] [stdout] 764 +         let _ = v;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]     --> src/block_mgr/block.rs:1128:9
[INFO] [stdout]      |
[INFO] [stdout] 1128 |         &mut entry4_buf.copy_from_slice(entry.data);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1128 |         let _ = &mut entry4_buf.copy_from_slice(entry.data);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.95s
[INFO] running `Command { std: "docker" "inspect" "452e30ae9a500b473fdb905739c91f2d2f155fb0f15b1e74647d6189d8c7bff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "452e30ae9a500b473fdb905739c91f2d2f155fb0f15b1e74647d6189d8c7bff1", kill_on_drop: false }`
[INFO] [stdout] 452e30ae9a500b473fdb905739c91f2d2f155fb0f15b1e74647d6189d8c7bff1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Zrandomize-layout" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d4a8dd1030a1da44e480a3d9840881185fbd025b9695f063d98c77efe61ddb4
[INFO] running `Command { std: "docker" "start" "-a" "5d4a8dd1030a1da44e480a3d9840881185fbd025b9695f063d98c77efe61ddb4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::log_mgr::io::LogRecordHeader`
[INFO] [stderr]   --> src/log_mgr/log_mgr.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub use crate::log_mgr::io::LogRecordHeader;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stderr]   --> src/log_mgr/buf.rs:10:7
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[cfg(feature = "metrics")]
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]    |
[INFO] [stderr]    = note: no expected values for `feature`
[INFO] [stderr]    = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stderr]    --> src/log_mgr/buf.rs:248:7
[INFO] [stderr]     |
[INFO] [stderr] 248 | #[cfg(feature = "metrics")]
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stderr]    --> src/log_mgr/buf.rs:259:11
[INFO] [stderr]     |
[INFO] [stderr] 259 |     #[cfg(feature = "metrics")]
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stderr]    --> src/log_mgr/buf.rs:417:11
[INFO] [stderr]     |
[INFO] [stderr] 417 |     #[cfg(feature = "metrics")]
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stderr]    --> src/log_mgr/buf.rs:425:11
[INFO] [stderr]     |
[INFO] [stderr] 425 |     #[cfg(feature = "metrics")]
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stderr]    --> src/log_mgr/buf.rs:276:15
[INFO] [stderr]     |
[INFO] [stderr] 276 |         #[cfg(feature = "metrics")]
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stderr]    --> src/log_mgr/buf.rs:284:19
[INFO] [stderr]     |
[INFO] [stderr] 284 |             #[cfg(feature = "metrics")]
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stderr]    --> src/log_mgr/buf.rs:346:27
[INFO] [stderr]     |
[INFO] [stderr] 346 |                     #[cfg(feature = "metrics")] 
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stderr]    --> src/log_mgr/buf.rs:356:27
[INFO] [stderr]     |
[INFO] [stderr] 356 |                     #[cfg(feature = "metrics")] 
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stderr]    --> src/log_mgr/buf.rs:404:19
[INFO] [stderr]     |
[INFO] [stderr] 404 |             #[cfg(feature = "metrics")] {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stderr]    --> src/log_mgr/buf.rs:410:23
[INFO] [stderr]     |
[INFO] [stderr] 410 |             #[cfg(not(feature = "metrics"))] {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `metrics`
[INFO] [stderr]    --> src/log_mgr/buf.rs:579:19
[INFO] [stderr]     |
[INFO] [stderr] 579 |             #[cfg(feature = "metrics")]
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `metrics` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: elided lifetime has a name
[INFO] [stderr]    --> src/system/instance.rs:141:104
[INFO] [stderr]     |
[INFO] [stderr] 141 |     pub fn open_write<'a>(&'a self, obj_id: &ObjectId, t: &'a mut Transaction, timeout: i64) -> Result<ObjectWrite, Error> {
[INFO] [stderr]     |                       -- lifetime `'a` declared here                                                   ^^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: elided lifetime has a name
[INFO] [stderr]    --> src/system/instance.rs:173:107
[INFO] [stderr]     |
[INFO] [stderr] 173 |     pub fn open_create<'a>(&'a self, file_id: u16, t: &'a mut Transaction, initial_size: usize) -> Result<ObjectWrite, Error> {
[INFO] [stderr]     |                        -- lifetime `'a` declared here                                                     ^^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stderr] 
[INFO] [stderr] warning: elided lifetime has a name
[INFO] [stderr]    --> src/block_mgr/block_mgr.rs:135:161
[INFO] [stderr]     |
[INFO] [stderr] 135 | ...ad<'b, T>(&'b self, block_id: &BlockId, init_fun: fn(BlockId, usize, Pinned<'b, BlockArea>) -> T, lock_type: usize) -> Result<BlockLocked<T>,...
[INFO] [stderr]     |       -- lifetime `'b` declared here                                                                                                        ^ this elided lifetime gets resolved as `'b`
[INFO] [stderr] 
[INFO] [stderr] warning: elided lifetime has a name
[INFO] [stderr]    --> src/block_mgr/block_mgr.rs:161:185
[INFO] [stderr]     |
[INFO] [stderr] 161 | ...te<'b, T>(&'b self, block_id: &BlockId, init_fun: fn(BlockId, usize, Pinned<'b, BlockArea>) -> T, try_lock: bool, lock_type: usize) -> Result<BlockLockedMut<T>,...
[INFO] [stderr]     |       -- lifetime `'b` declared here                                                                                                                           ^ this elided lifetime gets resolved as `'b`
[INFO] [stderr] 
[INFO] [stderr] warning: elided lifetime has a name
[INFO] [stderr]   --> src/block_mgr/block.rs:64:31
[INFO] [stderr]    |
[INFO] [stderr] 58 | impl<'a, T> BlockLockedMut<'a, T> {
[INFO] [stderr]    |      -- lifetime `'a` declared here
[INFO] [stderr] ...
[INFO] [stderr] 64 |     pub fn immut(&'a self) -> &BlockLocked<'a, T> {
[INFO] [stderr]    |                               ^ this elided lifetime gets resolved as `'a`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stderr]    --> src/common/errors.rs:219:17
[INFO] [stderr]     |
[INFO] [stderr] 219 |     std::alloc::LayoutErr, IncorrectLayout, layout_err,
[INFO] [stderr]     |                 ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stderr]    --> src/common/errors.rs:209:79
[INFO] [stderr]     |
[INFO] [stderr] 209 |     IncorrectLayout             , incorrect_layout              , std::alloc::LayoutErr,
[INFO] [stderr]     |                                                                               ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/common/intercom.rs:202:33
[INFO] [stderr]     |
[INFO] [stderr] 202 |             core::sync::atomic::spin_loop_hint();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/log_mgr/buf.rs:112:52
[INFO] [stderr]     |
[INFO] [stderr] 112 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/log_mgr/buf.rs:182:52
[INFO] [stderr]     |
[INFO] [stderr] 182 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/storage/datastore.rs:445:29
[INFO] [stderr]     |
[INFO] [stderr] 445 |     fn add_fi_blocks(&self, mut block_id: &mut BlockId, fi_block_num: usize, stub_pin: &AtomicU64, f: &std::fs::File) -> Result<(), Error> {
[INFO] [stderr]     |                             ----^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/storage/datastore.rs:863:13
[INFO] [stderr]     |
[INFO] [stderr] 863 |         let mut desc = xlock.get_mut(&file_id).unwrap();
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/storage/datastore.rs:869:13
[INFO] [stderr]     |
[INFO] [stderr] 869 |         let mut desc = xlock.get_mut(&file_id).unwrap();
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/storage/block_driver.rs:731:26
[INFO] [stderr]     |
[INFO] [stderr] 731 |     pub fn replay(&self, mut rs: &mut ReplayState, data: &[u8]) -> Result<(), Error> {
[INFO] [stderr]     |                          ----^^
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field `write_ready` is never read
[INFO] [stderr]   --> src/buf_mgr/buf_writer.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub struct BufWriter {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 32 |     write_ready:        SyncNotification<usize>,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BufWriter` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Metrics` is never constructed
[INFO] [stderr]    --> src/log_mgr/buf.rs:243:12
[INFO] [stderr]     |
[INFO] [stderr] 243 | pub struct Metrics {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Metrics` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `set_extent_bit` is never used
[INFO] [stderr]    --> src/block_mgr/free_info.rs:121:12
[INFO] [stderr]     |
[INFO] [stderr] 36  | impl FreeInfo {
[INFO] [stderr]     | ------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 121 |     pub fn set_extent_bit(&self, file_id: u16, extent_id: u16, set: bool) -> Result<(), Error> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `used_iter` is never used
[INFO] [stderr]    --> src/block_mgr/free_info.rs:321:12
[INFO] [stderr]     |
[INFO] [stderr] 305 | impl FiData {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 321 |     pub fn used_iter(&self) -> FiDataIter {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/block_mgr/block.rs:25:10
[INFO] [stderr]    |
[INFO] [stderr] 25 |     Read(RwLockReadGuard<'a, ()>),
[INFO] [stderr]    |     ---- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 25 |     Read(()),
[INFO] [stderr]    |          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/block_mgr/block.rs:26:11
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Write(RwLockWriteGuard<'a, ()>),
[INFO] [stderr]    |     ----- ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Write(()),
[INFO] [stderr]    |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_crc` is never used
[INFO] [stderr]   --> src/block_mgr/block.rs:88:8
[INFO] [stderr]    |
[INFO] [stderr] 86 | pub trait BasicBlock {
[INFO] [stderr]    |           ---------- method in this trait
[INFO] [stderr] 87 |
[INFO] [stderr] 88 |     fn get_crc(&self) -> u32;
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `delete_entry` is never used
[INFO] [stderr]    --> src/block_mgr/block.rs:276:12
[INFO] [stderr]     |
[INFO] [stderr] 131 | impl<'a> DataBlock<'a> {
[INFO] [stderr]     | ---------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 276 |     pub fn delete_entry(&mut self, entry_id: u16) {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `mark_extent_full` and `set_free_info_free` are never used
[INFO] [stderr]    --> src/block_mgr/allocator.rs:93:12
[INFO] [stderr]     |
[INFO] [stderr] 37  | impl BlockAllocator {
[INFO] [stderr]     | ------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 93  |     pub fn mark_extent_full(&self, file_id: u16, extent_id: u16) -> Result<(), Error> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 127 |     pub fn set_free_info_free(&self, block_id: &BlockId) -> Result<(), Error> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/storage/datastore.rs:764:9
[INFO] [stderr]     |
[INFO] [stderr] 764 |         drop(v);
[INFO] [stderr]     |         ^^^^^-^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 764 -         drop(v);
[INFO] [stderr] 764 +         let _ = v;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `db-core` (lib) generated 37 warnings (run `cargo fix --lib -p db-core` to apply 5 suggestions)
[INFO] [stderr] warning: method `mark_extent_full` is never used
[INFO] [stderr]   --> src/block_mgr/allocator.rs:93:12
[INFO] [stderr]    |
[INFO] [stderr] 37 | impl BlockAllocator {
[INFO] [stderr]    | ------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 93 |     pub fn mark_extent_full(&self, file_id: u16, extent_id: u16) -> Result<(), Error> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]     --> src/block_mgr/block.rs:1128:9
[INFO] [stderr]      |
[INFO] [stderr] 1128 |         &mut entry4_buf.copy_from_slice(entry.data);
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]      |
[INFO] [stderr] 1128 |         let _ = &mut entry4_buf.copy_from_slice(entry.data);
[INFO] [stderr]      |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `db-core` (lib test) generated 34 warnings (32 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/db_core-e46e4ae09eb1872d)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test block_mgr::block::tests::test_data_block ... ok
[INFO] [stdout] test buf_mgr::buf_mgr::tests::test ... ok
[INFO] [stdout] test common::crc32::tests::test_crc32 ... ok
[INFO] [stdout] test common::misc::tests::run_conversions ... ok
[INFO] [stdout] test block_mgr::block::tests::test_header_blocks ... ok
[INFO] [stdout] test log_mgr::buf::tests::too_big_size ... ok
[INFO] [stdout] test log_mgr::buf::tests::zero_size ... ok
[INFO] [stdout] test buf_mgr::buf_mgr::tests::test_buf_mgr ... ok
[INFO] [stdout] test log_mgr::log_mgr::tests::test_log_mgr ... ok
[INFO] [stdout] test storage::fs_ops::tests::traverse_test ... FAILED
[INFO] [stdout] test log_mgr::fs::tests::test_file_stream ... ok
[INFO] [stdout] test tran_mgr::tran_mgr::tests::test_tran_mgr ... ok
[INFO] [stdout] test storage::datastore::tests::test_datastore ... ok
[INFO] [stdout] test block_mgr::allocator::tests::test_allocator ... ok
[INFO] [stdout] test storage::version_store::tests::test_version_store ... ok
[INFO] [stdout] test block_mgr::block_mgr::tests::test_block_mgr ... ok
[INFO] [stdout] test block_mgr::free_info::tests::test_free_info ... ok
[INFO] [stdout] test storage::block_driver::tests::test_block_driver ... ok
[INFO] [stdout] test buf_mgr::buf_writer::tests::test_buf_writer ... ok
[INFO] [stdout] test system::instance::tests::test_instance ... ok
[INFO] [stdout] test storage::checkpoint_store::tests::test_checkpoint_store ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- storage::fs_ops::tests::traverse_test stdout ----
[INFO] [stdout] thread 'storage::fs_ops::tests::traverse_test' panicked at src/storage/fs_ops.rs:48:43:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56615cb2a6fa - std::backtrace_rs::backtrace::libunwind::trace::h207520d6e9873551
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x56615cb2a6fa - std::backtrace_rs::backtrace::trace_unsynchronized::h2ed7433f370e3eca
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x56615cb2a6fa - std::sys::backtrace::_print_fmt::h916fac51166b18d7
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x56615cb2a6fa - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha0a4c9b8ce3802e6
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56615cb52b13 - core::fmt::rt::Argument::fmt::h4cfc8587d52b3eb5
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x56615cb52b13 - core::fmt::write::h522cc39e5b36ae9f
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/fmt/mod.rs:1190:21
[INFO] [stdout]    6:     0x56615cb26e73 - std::io::Write::write_fmt::h7d3c26752da97734
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/io/mod.rs:1839:15
[INFO] [stdout]    7:     0x56615cb2a542 - std::sys::backtrace::BacktraceLock::print::h4b9e00b29e9c0942
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x56615cb2bb8a - std::panicking::default_hook::{{closure}}::hb59b88280d0324d9
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x56615cb2b994 - std::panicking::default_hook::he1dd496665be4a29
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x56615caf23b9 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h4ff71de18744e1dc
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   11:     0x56615caf23b9 - test::test_main::{{closure}}::hcf7c055ce117aa81
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:133:21
[INFO] [stdout]   12:     0x56615cb2c288 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1d66c6bbd60c9692
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   13:     0x56615cb2c288 - std::panicking::rust_panic_with_hook::h2ff17fe8f26dfcf8
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x56615cb2c04a - std::panicking::begin_panic_handler::{{closure}}::h4fad77951c07e101
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x56615cb2abd9 - std::sys::backtrace::__rust_end_short_backtrace::hb1a25b3da5d0ea08
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x56615cb2bcdc - rust_begin_unwind
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x56615cb50f20 - core::panicking::panic_fmt::ha9db07b529f9b256
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/panicking.rs:75:14
[INFO] [stdout]   18:     0x56615cb513a6 - core::result::unwrap_failed::h5e8218e4d4338b8a
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/result.rs:1698:5
[INFO] [stdout]   19:     0x56615ca4c868 - core::result::Result<T,E>::unwrap::h593bcae4bd693fe8
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/result.rs:1103:23
[INFO] [stdout]   20:     0x56615ca4c868 - db_core::storage::fs_ops::tests::prepare_dir_tree::hddeea76c10d89ef6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/storage/fs_ops.rs:48:13
[INFO] [stdout]   21:     0x56615ca57ce8 - db_core::storage::fs_ops::tests::traverse_test::h6865d196a9c95c4f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/storage/fs_ops.rs:74:9
[INFO] [stdout]   22:     0x56615ca57c07 - db_core::storage::fs_ops::tests::traverse_test::{{closure}}::h0bfb7b23fcb00076
[INFO] [stdout]                                at /opt/rustwide/workdir/src/storage/fs_ops.rs:65:23
[INFO] [stdout]   23:     0x56615ca5bc06 - core::ops::function::FnOnce::call_once::h2b7328e181433c81
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x56615caf6c8b - core::ops::function::FnOnce::call_once::h22c3ba5715e93f05
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x56615caf6c8b - test::__rust_begin_short_backtrace::h8e82d8113d0da17f
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:621:18
[INFO] [stdout]   26:     0x56615caf6607 - test::run_test_in_process::{{closure}}::h33235f4f20b7b7c7
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:644:60
[INFO] [stdout]   27:     0x56615caf6607 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb5043206310c586f
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x56615caf6607 - std::panicking::try::do_call::h9ad4731a60ab23e2
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:557:40
[INFO] [stdout]   29:     0x56615caf6607 - std::panicking::try::h3824d23db772a716
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:520:19
[INFO] [stdout]   30:     0x56615caf6607 - std::panic::catch_unwind::h5afd514605fde46b
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panic.rs:358:14
[INFO] [stdout]   31:     0x56615caf6607 - test::run_test_in_process::h0d5cbfa7067d1720
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:644:27
[INFO] [stdout]   32:     0x56615caf6607 - test::run_test::{{closure}}::h708eb8872708115d
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:565:43
[INFO] [stdout]   33:     0x56615cab9d24 - test::run_test::{{closure}}::h392c51cee94713ab
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:595:41
[INFO] [stdout]   34:     0x56615cab9d24 - std::sys::backtrace::__rust_begin_short_backtrace::h2f40290710935a8b
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   35:     0x56615cabd4ce - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h3fd968d89053a903
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/thread/mod.rs:541:17
[INFO] [stdout]   36:     0x56615cabd4ce - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h743f637ba4229880
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x56615cabd4ce - std::panicking::try::do_call::h07440897322525a6
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:557:40
[INFO] [stdout]   38:     0x56615cabd4ce - std::panicking::try::he5a2e00188156637
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:520:19
[INFO] [stdout]   39:     0x56615cabd4ce - std::panic::catch_unwind::hbaf3cae49b3c6433
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panic.rs:358:14
[INFO] [stdout]   40:     0x56615cabd4ce - std::thread::Builder::spawn_unchecked_::{{closure}}::h8e141ea224820bce
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/thread/mod.rs:540:30
[INFO] [stdout]   41:     0x56615cabd4ce - core::ops::function::FnOnce::call_once{{vtable.shim}}::h90d312fedd7b8ea8
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x56615cb30f2b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h69aa08ddb6adb8b6
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   43:     0x56615cb30f2b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5aa36efdb79c806f
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   44:     0x56615cb30f2b - std::sys::pal::unix::thread::Thread::new::thread_start::h6cd80a1b4be5158d
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   45:     0x7f03b8cf5ac3 - <unknown>
[INFO] [stdout]   46:     0x7f03b8d86a04 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     storage::fs_ops::tests::traverse_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 20 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.11s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "5d4a8dd1030a1da44e480a3d9840881185fbd025b9695f063d98c77efe61ddb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d4a8dd1030a1da44e480a3d9840881185fbd025b9695f063d98c77efe61ddb4", kill_on_drop: false }`
[INFO] [stdout] 5d4a8dd1030a1da44e480a3d9840881185fbd025b9695f063d98c77efe61ddb4
