[INFO] fetching crate nydus-service 0.3.0...
[INFO] building nydus-service-0.3.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate nydus-service 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate nydus-service 0.3.0
[INFO] finished tweaking crates.io crate nydus-service 0.3.0
[INFO] tweaked toml for crates.io crate nydus-service 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nydus-service 0.3.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 239 packages to latest compatible versions
[INFO] [stderr]       Adding fuse-backend-rs v0.10.5 (available: v0.13.1)
[INFO] [stderr]       Adding mio v0.8.11 (available: v1.0.4)
[INFO] [stderr]       Adding nix v0.24.3 (available: v0.30.1)
[INFO] [stderr]       Adding nydus-api v0.3.1 (available: v0.4.0)
[INFO] [stderr]       Adding nydus-storage v0.6.4 (available: v0.7.0)
[INFO] [stderr]       Adding nydus-utils v0.4.3 (available: v0.5.0)
[INFO] [stderr]       Adding rust-fsm v0.6.2 (available: v0.8.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.16)
[INFO] [stderr]       Adding tokio-uring v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding vhost v0.5.0 (available: v0.14.0)
[INFO] [stderr]       Adding vhost-user-backend v0.7.0 (available: v0.20.0)
[INFO] [stderr]       Adding virtio-bindings v0.1.0 (available: v0.2.6)
[INFO] [stderr]       Adding virtio-queue v0.6.1 (available: v0.16.0)
[INFO] [stderr]       Adding vm-memory v0.9.0 (available: v0.16.2)
[INFO] [stderr]       Adding vmm-sys-util v0.10.0 (available: v0.15.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7552e2a6c6861654d491baa52f911f16a75900a15acf417c0855e30f6708e3b
[INFO] running `Command { std: "docker" "start" "-a" "e7552e2a6c6861654d491baa52f911f16a75900a15acf417c0855e30f6708e3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7552e2a6c6861654d491baa52f911f16a75900a15acf417c0855e30f6708e3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7552e2a6c6861654d491baa52f911f16a75900a15acf417c0855e30f6708e3b", kill_on_drop: false }`
[INFO] [stdout] e7552e2a6c6861654d491baa52f911f16a75900a15acf417c0855e30f6708e3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0880fb9bb8d669e7ba6988656bd59b9f6f0692b4ebe6e5199d981d8d4b46213c
[INFO] running `Command { std: "docker" "start" "-a" "0880fb9bb8d669e7ba6988656bd59b9f6f0692b4ebe6e5199d981d8d4b46213c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling fuse-backend-rs v0.10.5
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling vmm-sys-util v0.11.2
[INFO] [stderr]    Compiling vm-memory v0.10.0
[INFO] [stderr]    Compiling filetime v0.2.26
[INFO] [stderr]    Compiling io-uring v0.5.13
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling rust-fsm-dsl v0.6.2
[INFO] [stderr]    Compiling openssl-src v300.5.2+3.5.2
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling xattr v1.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tar v0.4.44
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling rust-fsm v0.6.2
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling deranged v0.5.4
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling caps v0.5.5
[INFO] [stderr]    Compiling tokio-uring v0.4.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling nydus-api v0.3.1
[INFO] [stderr]    Compiling zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling lz4 v1.28.1
[INFO] [stderr]    Compiling nydus-utils v0.4.3
[INFO] [stderr]    Compiling nydus-storage v0.6.4
[INFO] [stderr]    Compiling nydus-rafs v0.3.2
[INFO] [stderr]    Compiling nydus-service v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fusedev.rs:215:20
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn upgrade_mgr(&self) -> Option<MutexGuard<UpgradeManager>> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn upgrade_mgr(&self) -> Option<MutexGuard<'_, UpgradeManager>> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fs_service.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn upgrade_mgr(&self) -> Option<MutexGuard<UpgradeManager>>;
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn upgrade_mgr(&self) -> Option<MutexGuard<'_, UpgradeManager>>;
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/fs_cache.rs:831:30
[INFO] [stdout]     |
[INFO] [stdout] 831 |             let a = unsafe { std::mem::transmute::<[u8; 4], u32>(buf_le32) }.to_le();
[INFO] [stdout]     |                              -----------------------------------^^^^^^^^^^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              help: replace this with: `u32::from_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/blob_cache.rs:317:18
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn get_state(&self) -> MutexGuard<BlobCacheState> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn get_state(&self) -> MutexGuard<'_, BlobCacheState> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fusedev.rs:219:27
[INFO] [stdout]     |
[INFO] [stdout] 219 |     fn backend_collection(&self) -> MutexGuard<FsBackendCollection> {
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 219 |     fn backend_collection(&self) -> MutexGuard<'_, FsBackendCollection> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fs_cache.rs:928:18
[INFO] [stdout]     |
[INFO] [stdout] 928 |     fn get_state(&self) -> MutexGuard<FsCacheState> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 928 |     fn get_state(&self) -> MutexGuard<'_, FsCacheState> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fs_service.rs:197:27
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn backend_collection(&self) -> MutexGuard<FsBackendCollection>;
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn backend_collection(&self) -> MutexGuard<'_, FsBackendCollection>;
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "0880fb9bb8d669e7ba6988656bd59b9f6f0692b4ebe6e5199d981d8d4b46213c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0880fb9bb8d669e7ba6988656bd59b9f6f0692b4ebe6e5199d981d8d4b46213c", kill_on_drop: false }`
[INFO] [stdout] 0880fb9bb8d669e7ba6988656bd59b9f6f0692b4ebe6e5199d981d8d4b46213c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35a1cda45da8811810800576cf62fe4d42e2b6514f6ff33214e474a16daf0165
[INFO] running `Command { std: "docker" "start" "-a" "35a1cda45da8811810800576cf62fe4d42e2b6514f6ff33214e474a16daf0165", kill_on_drop: false }`
[INFO] [stderr]    Compiling vmm-sys-util v0.10.0
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fusedev.rs:215:20
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn upgrade_mgr(&self) -> Option<MutexGuard<UpgradeManager>> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn upgrade_mgr(&self) -> Option<MutexGuard<'_, UpgradeManager>> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fs_service.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn upgrade_mgr(&self) -> Option<MutexGuard<UpgradeManager>>;
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn upgrade_mgr(&self) -> Option<MutexGuard<'_, UpgradeManager>>;
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/fs_cache.rs:831:30
[INFO] [stdout]     |
[INFO] [stdout] 831 |             let a = unsafe { std::mem::transmute::<[u8; 4], u32>(buf_le32) }.to_le();
[INFO] [stdout]     |                              -----------------------------------^^^^^^^^^^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              help: replace this with: `u32::from_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/blob_cache.rs:317:18
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn get_state(&self) -> MutexGuard<BlobCacheState> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn get_state(&self) -> MutexGuard<'_, BlobCacheState> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fusedev.rs:219:27
[INFO] [stdout]     |
[INFO] [stdout] 219 |     fn backend_collection(&self) -> MutexGuard<FsBackendCollection> {
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 219 |     fn backend_collection(&self) -> MutexGuard<'_, FsBackendCollection> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fs_cache.rs:928:18
[INFO] [stdout]     |
[INFO] [stdout] 928 |     fn get_state(&self) -> MutexGuard<FsCacheState> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 928 |     fn get_state(&self) -> MutexGuard<'_, FsCacheState> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fs_service.rs:197:27
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn backend_collection(&self) -> MutexGuard<FsBackendCollection>;
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn backend_collection(&self) -> MutexGuard<'_, FsBackendCollection>;
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nydus-service v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fs_service.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn upgrade_mgr(&self) -> Option<MutexGuard<UpgradeManager>>;
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn upgrade_mgr(&self) -> Option<MutexGuard<'_, UpgradeManager>>;
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/blob_cache.rs:317:18
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn get_state(&self) -> MutexGuard<BlobCacheState> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn get_state(&self) -> MutexGuard<'_, BlobCacheState> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fusedev.rs:215:20
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn upgrade_mgr(&self) -> Option<MutexGuard<UpgradeManager>> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn upgrade_mgr(&self) -> Option<MutexGuard<'_, UpgradeManager>> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fusedev.rs:219:27
[INFO] [stdout]     |
[INFO] [stdout] 219 |     fn backend_collection(&self) -> MutexGuard<FsBackendCollection> {
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 219 |     fn backend_collection(&self) -> MutexGuard<'_, FsBackendCollection> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fs_service.rs:197:27
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn backend_collection(&self) -> MutexGuard<FsBackendCollection>;
[INFO] [stdout]     |                           ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn backend_collection(&self) -> MutexGuard<'_, FsBackendCollection>;
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/fs_cache.rs:831:30
[INFO] [stdout]     |
[INFO] [stdout] 831 |             let a = unsafe { std::mem::transmute::<[u8; 4], u32>(buf_le32) }.to_le();
[INFO] [stdout]     |                              -----------------------------------^^^^^^^^^^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              help: replace this with: `u32::from_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fs_cache.rs:928:18
[INFO] [stdout]     |
[INFO] [stdout] 928 |     fn get_state(&self) -> MutexGuard<FsCacheState> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 928 |     fn get_state(&self) -> MutexGuard<'_, FsCacheState> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "35a1cda45da8811810800576cf62fe4d42e2b6514f6ff33214e474a16daf0165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35a1cda45da8811810800576cf62fe4d42e2b6514f6ff33214e474a16daf0165", kill_on_drop: false }`
[INFO] [stdout] 35a1cda45da8811810800576cf62fe4d42e2b6514f6ff33214e474a16daf0165
