[INFO] fetching crate mfio-rt 0.1.0...
[INFO] checking mfio-rt-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342
[INFO] extracting crate mfio-rt 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate mfio-rt 0.1.0
[INFO] finished tweaking crates.io crate mfio-rt 0.1.0
[INFO] tweaked toml for crates.io crate mfio-rt 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mfio-rt 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 250 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.7.0)
[INFO] [stderr]       Adding env_logger v0.10.2 (available: v0.11.8)
[INFO] [stderr]       Adding flume v0.10.14 (available: v0.11.1)
[INFO] [stderr]       Adding force-send-sync v1.2.0 (available: v2.0.0)
[INFO] [stderr]       Adding glommio v0.8.0 (available: v0.9.0)
[INFO] [stderr]       Adding io-uring v0.6.4 (available: v0.7.9)
[INFO] [stderr]       Adding mio v0.8.11 (available: v1.0.4)
[INFO] [stderr]       Adding nix v0.26.4 (available: v0.30.1)
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[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding smol v1.3.0 (available: v2.0.2)
[INFO] [stderr]       Adding typed-path v0.7.1 (available: v0.11.0)
[INFO] [stderr]       Adding windows v0.51.1 (available: v0.61.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pollster-macro v0.1.0
[INFO] [stderr]   Downloaded cglue v0.2.14
[INFO] [stderr]   Downloaded rlimit v0.6.2
[INFO] [stderr]   Downloaded cglue-macro v0.2.3
[INFO] [stderr]   Downloaded cglue-gen v0.2.9
[INFO] [stderr]   Downloaded async-semaphore v1.2.1
[INFO] [stderr]   Downloaded force-send-sync v1.2.0
[INFO] [stderr]   Downloaded buddy-alloc v0.4.2
[INFO] [stderr]   Downloaded cache-padded v1.3.0
[INFO] [stderr]   Downloaded enclose v1.2.1
[INFO] [stderr]   Downloaded sketches-ddsketch v0.1.3
[INFO] [stderr]   Downloaded mfio v0.1.0
[INFO] [stderr]   Downloaded rio v0.9.4
[INFO] [stderr]   Downloaded tarc v0.1.6
[INFO] [stderr]   Downloaded mfio-derive v0.1.0
[INFO] [stderr]   Downloaded glommio v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1747a28a7ba062dd6da3a88b04f4848245bd33fdbf7d36961cc79f82c7d1b506
[INFO] running `Command { std: "docker" "start" "-a" "1747a28a7ba062dd6da3a88b04f4848245bd33fdbf7d36961cc79f82c7d1b506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1747a28a7ba062dd6da3a88b04f4848245bd33fdbf7d36961cc79f82c7d1b506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1747a28a7ba062dd6da3a88b04f4848245bd33fdbf7d36961cc79f82c7d1b506", kill_on_drop: false }`
[INFO] [stdout] 1747a28a7ba062dd6da3a88b04f4848245bd33fdbf7d36961cc79f82c7d1b506
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f7ff483308e2932c964efd28a034335f7970747e0789f853db47cae2a6cee0c
[INFO] running `Command { std: "docker" "start" "-a" "8f7ff483308e2932c964efd28a034335f7970747e0789f853db47cae2a6cee0c", kill_on_drop: false }`
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[INFO] [stderr]    Compiling pollster-macro v0.1.0
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[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
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[INFO] [stderr]    Compiling tracing-attributes v0.1.30
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[INFO] [stderr]    Compiling cglue-macro v0.2.3
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[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking futures-executor v0.3.31
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[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking mfio-rt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/native/mod.rs:154:24
[INFO] [stdout]     |
[INFO] [stdout] 154 |                       if let Ok(v) = impls::$mod::Runtime::try_new() {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 329 | / fs_dispatch! {
[INFO] [stdout] 330 | |     #[cfg(all(not(miri), target_os = "linux", feature = "io-uring"))]
[INFO] [stdout] 331 | |     IoUring => io_uring,
[INFO] [stdout] 332 | |     #[cfg(all(not(miri), target_os = "windows", feature = "iocp"))]
[INFO] [stdout] ...   |
[INFO] [stdout] 336 | |     Default => thread,
[INFO] [stdout] 337 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `fs_dispatch` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: function `verify_sync` is never used
[INFO] [stdout]    --> src/native/mod.rs:341:14
[INFO] [stdout]     |
[INFO] [stdout] 341 |     const fn verify_sync<T: Sync>() {}
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/native/impls/io_uring/mod.rs:46:45
[INFO] [stdout]    |
[INFO] [stdout] 46 |     FileWrite(AllocedOrTransferred<RdPerm>, RawBox),
[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] 46 -     FileWrite(AllocedOrTransferred<RdPerm>, RawBox),
[INFO] [stdout] 46 +     FileWrite(AllocedOrTransferred<RdPerm>, ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `diff_paths` is never used
[INFO] [stdout]   --> src/util.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn diff_paths<P, B>(path: P, base: B) -> Option<PathBuf>
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `static_conv_ref` is never used
[INFO] [stdout]   --> src/util/stream.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 19 | trait StaticConv {
[INFO] [stdout]    |       ---------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 22 |     unsafe fn static_conv_ref<'a, 'b>(inp: &'b Self::This<'static>) -> &'b Self::This<'a> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/mod.rs:80:31
[INFO] [stdout]     |
[INFO] [stdout]  80 |               fn polling_handle(&self) -> Option<PollingHandle> {
[INFO] [stdout]     |                                 ^^^^^            ------------- the same lifetime is hidden here
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 329 | / fs_dispatch! {
[INFO] [stdout] 330 | |     #[cfg(all(not(miri), target_os = "linux", feature = "io-uring"))]
[INFO] [stdout] 331 | |     IoUring => io_uring,
[INFO] [stdout] 332 | |     #[cfg(all(not(miri), target_os = "windows", feature = "iocp"))]
[INFO] [stdout] ...   |
[INFO] [stdout] 336 | |     Default => thread,
[INFO] [stdout] 337 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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]     = note: this warning originates in the macro `fs_dispatch` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout]  80 |             fn polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/mod.rs:86:28
[INFO] [stdout]     |
[INFO] [stdout]  86 |               fn get_backend(&self) -> BackendHandle<Self::Backend> {
[INFO] [stdout]     |                              ^^^^^     ---------------------------- the same lifetime is hidden here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 329 | / fs_dispatch! {
[INFO] [stdout] 330 | |     #[cfg(all(not(miri), target_os = "linux", feature = "io-uring"))]
[INFO] [stdout] 331 | |     IoUring => io_uring,
[INFO] [stdout] 332 | |     #[cfg(all(not(miri), target_os = "windows", feature = "iocp"))]
[INFO] [stdout] ...   |
[INFO] [stdout] 336 | |     Default => thread,
[INFO] [stdout] 337 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `fs_dispatch` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout]  86 |             fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/mod.rs:447:23
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn polling_handle(&self) -> Option<PollingHandle> {
[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] 447 |     fn polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/mod.rs:451:20
[INFO] [stdout]     |
[INFO] [stdout] 451 |     fn get_backend(&self) -> BackendHandle<Self::Backend> {
[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] 451 |     fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/impls/thread.rs:463:23
[INFO] [stdout]     |
[INFO] [stdout] 463 |     fn polling_handle(&self) -> Option<PollingHandle> {
[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] 463 |     fn polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/impls/thread.rs:467:20
[INFO] [stdout]     |
[INFO] [stdout] 467 |     fn get_backend(&self) -> BackendHandle<Self::Backend> {
[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] 467 |     fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/impls/io_uring/mod.rs:266:20
[INFO] [stdout]     |
[INFO] [stdout] 266 |     fn push_handle(&mut self) -> IoUringPushHandle {
[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] 266 |     fn push_handle(&mut self) -> IoUringPushHandle<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/impls/io_uring/mod.rs:628:23
[INFO] [stdout]     |
[INFO] [stdout] 628 |     fn polling_handle(&self) -> Option<PollingHandle> {
[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] 628 |     fn polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/impls/io_uring/mod.rs:638:20
[INFO] [stdout]     |
[INFO] [stdout] 638 |     fn get_backend(&self) -> BackendHandle<Self::Backend> {
[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] 638 |     fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/impls/mio/mod.rs:301:23
[INFO] [stdout]     |
[INFO] [stdout] 301 |     fn polling_handle(&self) -> Option<PollingHandle> {
[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] 301 |     fn polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/impls/mio/mod.rs:311:20
[INFO] [stdout]     |
[INFO] [stdout] 311 |     fn get_backend(&self) -> BackendHandle<Self::Backend> {
[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] 311 |     fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/util/stream.rs:627:24
[INFO] [stdout]     |
[INFO] [stdout] 627 |     pub fn write_queue(&mut self) -> &[IoSlice] {
[INFO] [stdout]     |                        ^^^^^^^^^     ----------
[INFO] [stdout]     |                        |             | |
[INFO] [stdout]     |                        |             | the same lifetime is hidden here
[INFO] [stdout]     |                        |             the same lifetime is elided here
[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] 627 |     pub fn write_queue(&mut self) -> &[IoSlice<'_>] {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/virt/mod.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn read(&self) -> Ref<T> {
[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] 55 |     fn read(&self) -> Ref<'_, T> {
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/virt/mod.rs:59:14
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn write(&self) -> RefMut<T> {
[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] 59 |     fn write(&self) -> RefMut<'_, T> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/virt/mod.rs:100:23
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn polling_handle(&self) -> Option<PollingHandle> {
[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 polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/virt/mod.rs:104:20
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn get_backend(&self) -> BackendHandle<Self::Backend> {
[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] 104 |     fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/native/mod.rs:154:24
[INFO] [stdout]     |
[INFO] [stdout] 154 |                       if let Ok(v) = impls::$mod::Runtime::try_new() {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 329 | / fs_dispatch! {
[INFO] [stdout] 330 | |     #[cfg(all(not(miri), target_os = "linux", feature = "io-uring"))]
[INFO] [stdout] 331 | |     IoUring => io_uring,
[INFO] [stdout] 332 | |     #[cfg(all(not(miri), target_os = "windows", feature = "iocp"))]
[INFO] [stdout] ...   |
[INFO] [stdout] 336 | |     Default => thread,
[INFO] [stdout] 337 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `fs_dispatch` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `verify_sync` is never used
[INFO] [stdout]    --> src/native/mod.rs:341:14
[INFO] [stdout]     |
[INFO] [stdout] 341 |     const fn verify_sync<T: Sync>() {}
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/native/impls/io_uring/mod.rs:46:45
[INFO] [stdout]    |
[INFO] [stdout] 46 |     FileWrite(AllocedOrTransferred<RdPerm>, RawBox),
[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] 46 -     FileWrite(AllocedOrTransferred<RdPerm>, RawBox),
[INFO] [stdout] 46 +     FileWrite(AllocedOrTransferred<RdPerm>, ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `static_conv_ref` is never used
[INFO] [stdout]   --> src/util/stream.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 19 | trait StaticConv {
[INFO] [stdout]    |       ---------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 22 |     unsafe fn static_conv_ref<'a, 'b>(inp: &'b Self::This<'static>) -> &'b Self::This<'a> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/mod.rs:80:31
[INFO] [stdout]     |
[INFO] [stdout]  80 |               fn polling_handle(&self) -> Option<PollingHandle> {
[INFO] [stdout]     |                                 ^^^^^            ------------- the same lifetime is hidden here
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 329 | / fs_dispatch! {
[INFO] [stdout] 330 | |     #[cfg(all(not(miri), target_os = "linux", feature = "io-uring"))]
[INFO] [stdout] 331 | |     IoUring => io_uring,
[INFO] [stdout] 332 | |     #[cfg(all(not(miri), target_os = "windows", feature = "iocp"))]
[INFO] [stdout] ...   |
[INFO] [stdout] 336 | |     Default => thread,
[INFO] [stdout] 337 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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]     = note: this warning originates in the macro `fs_dispatch` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout]  80 |             fn polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/mod.rs:86:28
[INFO] [stdout]     |
[INFO] [stdout]  86 |               fn get_backend(&self) -> BackendHandle<Self::Backend> {
[INFO] [stdout]     |                              ^^^^^     ---------------------------- the same lifetime is hidden here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 329 | / fs_dispatch! {
[INFO] [stdout] 330 | |     #[cfg(all(not(miri), target_os = "linux", feature = "io-uring"))]
[INFO] [stdout] 331 | |     IoUring => io_uring,
[INFO] [stdout] 332 | |     #[cfg(all(not(miri), target_os = "windows", feature = "iocp"))]
[INFO] [stdout] ...   |
[INFO] [stdout] 336 | |     Default => thread,
[INFO] [stdout] 337 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `fs_dispatch` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout]  86 |             fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/mod.rs:447:23
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn polling_handle(&self) -> Option<PollingHandle> {
[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] 447 |     fn polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/mod.rs:451:20
[INFO] [stdout]     |
[INFO] [stdout] 451 |     fn get_backend(&self) -> BackendHandle<Self::Backend> {
[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] 451 |     fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/impls/thread.rs:463:23
[INFO] [stdout]     |
[INFO] [stdout] 463 |     fn polling_handle(&self) -> Option<PollingHandle> {
[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] 463 |     fn polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/impls/thread.rs:467:20
[INFO] [stdout]     |
[INFO] [stdout] 467 |     fn get_backend(&self) -> BackendHandle<Self::Backend> {
[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] 467 |     fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/impls/io_uring/mod.rs:266:20
[INFO] [stdout]     |
[INFO] [stdout] 266 |     fn push_handle(&mut self) -> IoUringPushHandle {
[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] 266 |     fn push_handle(&mut self) -> IoUringPushHandle<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/impls/io_uring/mod.rs:628:23
[INFO] [stdout]     |
[INFO] [stdout] 628 |     fn polling_handle(&self) -> Option<PollingHandle> {
[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] 628 |     fn polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/impls/io_uring/mod.rs:638:20
[INFO] [stdout]     |
[INFO] [stdout] 638 |     fn get_backend(&self) -> BackendHandle<Self::Backend> {
[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] 638 |     fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/impls/mio/mod.rs:301:23
[INFO] [stdout]     |
[INFO] [stdout] 301 |     fn polling_handle(&self) -> Option<PollingHandle> {
[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] 301 |     fn polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/native/impls/mio/mod.rs:311:20
[INFO] [stdout]     |
[INFO] [stdout] 311 |     fn get_backend(&self) -> BackendHandle<Self::Backend> {
[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] 311 |     fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/util/stream.rs:627:24
[INFO] [stdout]     |
[INFO] [stdout] 627 |     pub fn write_queue(&mut self) -> &[IoSlice] {
[INFO] [stdout]     |                        ^^^^^^^^^     ----------
[INFO] [stdout]     |                        |             | |
[INFO] [stdout]     |                        |             | the same lifetime is hidden here
[INFO] [stdout]     |                        |             the same lifetime is elided here
[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] 627 |     pub fn write_queue(&mut self) -> &[IoSlice<'_>] {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/virt/mod.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn read(&self) -> Ref<T> {
[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] 55 |     fn read(&self) -> Ref<'_, T> {
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/virt/mod.rs:59:14
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn write(&self) -> RefMut<T> {
[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] 59 |     fn write(&self) -> RefMut<'_, T> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/virt/mod.rs:100:23
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn polling_handle(&self) -> Option<PollingHandle> {
[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 polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/virt/mod.rs:104:20
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn get_backend(&self) -> BackendHandle<Self::Backend> {
[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] 104 |     fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.97s
[INFO] running `Command { std: "docker" "inspect" "8f7ff483308e2932c964efd28a034335f7970747e0789f853db47cae2a6cee0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f7ff483308e2932c964efd28a034335f7970747e0789f853db47cae2a6cee0c", kill_on_drop: false }`
[INFO] [stdout] 8f7ff483308e2932c964efd28a034335f7970747e0789f853db47cae2a6cee0c
