[INFO] cloning repository https://github.com/valentinmougenot/Ferrox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/valentinmougenot/Ferrox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalentinmougenot%2FFerrox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalentinmougenot%2FFerrox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02fa5e75a0474d49eb11ae1fcaa44e9f4dddda03
[INFO] fixing valentinmougenot/Ferrox against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalentinmougenot%2FFerrox" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/valentinmougenot/Ferrox
[INFO] finished tweaking git repo https://github.com/valentinmougenot/Ferrox
[INFO] tweaked toml for git repo https://github.com/valentinmougenot/Ferrox written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/valentinmougenot/Ferrox on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/valentinmougenot/Ferrox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 34a41d889cc4f17fd5b9ce938e9677251d3c4cb45fca42bdd052c0cdd1cc5320
[INFO] running `Command { std: "docker" "start" "34a41d889cc4f17fd5b9ce938e9677251d3c4cb45fca42bdd052c0cdd1cc5320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "34a41d889cc4f17fd5b9ce938e9677251d3c4cb45fca42bdd052c0cdd1cc5320" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34a41d889cc4f17fd5b9ce938e9677251d3c4cb45fca42bdd052c0cdd1cc5320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "34a41d889cc4f17fd5b9ce938e9677251d3c4cb45fca42bdd052c0cdd1cc5320" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking ferrox-core v0.1.0 (/opt/rustwide/workdir/crates/ferrox-core)
[INFO] [stderr]     Checking ferrox-storage v0.1.0 (/opt/rustwide/workdir/crates/ferrox-storage)
[INFO] [stderr]     Checking ferrox-buffer v0.1.0 (/opt/rustwide/workdir/crates/ferrox-buffer)
[INFO] [stdout] warning: enum `BufferError` is never used
[INFO] [stdout]  --> crates/ferrox-buffer/src/error.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum BufferError {
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Result` is never used
[INFO] [stdout]   --> crates/ferrox-buffer/src/error.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub type Result<T> = std::result::Result<T, BufferError>;
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Eviction` is never used
[INFO] [stdout]  --> crates/ferrox-buffer/src/eviction/mod.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Eviction {
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lru` is never constructed
[INFO] [stdout]  --> crates/ferrox-buffer/src/eviction/lru.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Lru {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> crates/ferrox-buffer/src/eviction/lru.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Lru {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 12 |     fn new(capacity: usize) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Frame` is never constructed
[INFO] [stdout]  --> crates/ferrox-buffer/src/frame.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Frame {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `empty` are never used
[INFO] [stdout]   --> crates/ferrox-buffer/src/frame.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Frame {
[INFO] [stdout]    | ---------- associated functions in this implementation
[INFO] [stdout] 13 |     pub fn new(page_id: PageId, page: Page) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn empty() -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PageGuard` is never constructed
[INFO] [stdout]   --> crates/ferrox-buffer/src/guard.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct PageGuard {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> crates/ferrox-buffer/src/guard.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl PageGuard {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 20 |     pub fn new(frame: ArcRwLockReadGuard<RawRwLock, Frame>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PageGuardMut` is never constructed
[INFO] [stdout]   --> crates/ferrox-buffer/src/guard.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct PageGuardMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> crates/ferrox-buffer/src/guard.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl PageGuardMut {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 46 |     pub fn new(frame: ArcRwLockWriteGuard<RawRwLock, Frame>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BufferPool` is never constructed
[INFO] [stdout]   --> crates/ferrox-buffer/src/pool.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct BufferPool<S: PageStore, E: Eviction> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `pin_page`, `pin_page_mut`, and `flush_all` are never used
[INFO] [stdout]    --> crates/ferrox-buffer/src/pool.rs:25:12
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl<S: PageStore, E: Eviction> BufferPool<S, E> {
[INFO] [stdout]     | ------------------------------------------------ associated items in this implementation
[INFO] [stdout]  25 |     pub fn new(capacity: usize, store: S, eviction: E) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  36 |     pub fn pin_page(&self, page_id: PageId) -> Result<PageGuard> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub fn pin_page_mut(&self, page_id: PageId) -> Result<PageGuardMut> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn flush_all(&self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BufferError` is never used
[INFO] [stdout]  --> crates/ferrox-buffer/src/error.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum BufferError {
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Result` is never used
[INFO] [stdout]   --> crates/ferrox-buffer/src/error.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub type Result<T> = std::result::Result<T, BufferError>;
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Eviction` is never used
[INFO] [stdout]  --> crates/ferrox-buffer/src/eviction/mod.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Eviction {
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lru` is never constructed
[INFO] [stdout]  --> crates/ferrox-buffer/src/eviction/lru.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Lru {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> crates/ferrox-buffer/src/eviction/lru.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Lru {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 12 |     fn new(capacity: usize) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Frame` is never constructed
[INFO] [stdout]  --> crates/ferrox-buffer/src/frame.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Frame {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `empty` are never used
[INFO] [stdout]   --> crates/ferrox-buffer/src/frame.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Frame {
[INFO] [stdout]    | ---------- associated functions in this implementation
[INFO] [stdout] 13 |     pub fn new(page_id: PageId, page: Page) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn empty() -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PageGuard` is never constructed
[INFO] [stdout]   --> crates/ferrox-buffer/src/guard.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct PageGuard {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> crates/ferrox-buffer/src/guard.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl PageGuard {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 20 |     pub fn new(frame: ArcRwLockReadGuard<RawRwLock, Frame>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PageGuardMut` is never constructed
[INFO] [stdout]   --> crates/ferrox-buffer/src/guard.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct PageGuardMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> crates/ferrox-buffer/src/guard.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl PageGuardMut {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 46 |     pub fn new(frame: ArcRwLockWriteGuard<RawRwLock, Frame>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BufferPool` is never constructed
[INFO] [stdout]   --> crates/ferrox-buffer/src/pool.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct BufferPool<S: PageStore, E: Eviction> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `pin_page`, `pin_page_mut`, and `flush_all` are never used
[INFO] [stdout]    --> crates/ferrox-buffer/src/pool.rs:25:12
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl<S: PageStore, E: Eviction> BufferPool<S, E> {
[INFO] [stdout]     | ------------------------------------------------ associated items in this implementation
[INFO] [stdout]  25 |     pub fn new(capacity: usize, store: S, eviction: E) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  36 |     pub fn pin_page(&self, page_id: PageId) -> Result<PageGuard> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub fn pin_page_mut(&self, page_id: PageId) -> Result<PageGuardMut> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn flush_all(&self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `parking_lot::lock_api::MutexGuard<'_, parking_lot::RawMutex, file::Meta>` in the current scope
[INFO] [stdout]    --> crates/ferrox-storage/src/file.rs:256:35
[INFO] [stdout]     |
[INFO] [stdout] 256 |         assert!(store.meta.lock().unwrap().free_list.contains(&page_id));
[INFO] [stdout]     |                                   ^^^^^^ method not found in `parking_lot::lock_api::MutexGuard<'_, parking_lot::RawMutex, file::Meta>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `parking_lot::lock_api::MutexGuard<'_, parking_lot::RawMutex, file::Meta>` in the current scope
[INFO] [stdout]    --> crates/ferrox-storage/src/file.rs:260:35
[INFO] [stdout]     |
[INFO] [stdout] 260 |         assert!(store.meta.lock().unwrap().free_list.contains(&page_id));
[INFO] [stdout]     |                                   ^^^^^^ method not found in `parking_lot::lock_api::MutexGuard<'_, parking_lot::RawMutex, file::Meta>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ferrox-storage` (lib test) due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "34a41d889cc4f17fd5b9ce938e9677251d3c4cb45fca42bdd052c0cdd1cc5320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34a41d889cc4f17fd5b9ce938e9677251d3c4cb45fca42bdd052c0cdd1cc5320", kill_on_drop: false }`
[INFO] [stdout] 34a41d889cc4f17fd5b9ce938e9677251d3c4cb45fca42bdd052c0cdd1cc5320
