[INFO] fetching crate async_logger 0.3.3...
[INFO] fixing async_logger-0.3.3 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate async_logger 0.3.3 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate async_logger 0.3.3
[INFO] finished tweaking crates.io crate async_logger 0.3.3
[INFO] tweaked toml for crates.io crate async_logger 0.3.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate async_logger 0.3.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-6-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 85f3394ffe70eac830b2cf4bfe64e0ba4062b5028e92bb407a63a0b10003fca3
[INFO] running `Command { std: "docker" "start" "85f3394ffe70eac830b2cf4bfe64e0ba4062b5028e92bb407a63a0b10003fca3", 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" "85f3394ffe70eac830b2cf4bfe64e0ba4062b5028e92bb407a63a0b10003fca3" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85f3394ffe70eac830b2cf4bfe64e0ba4062b5028e92bb407a63a0b10003fca3", 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" "85f3394ffe70eac830b2cf4bfe64e0ba4062b5028e92bb407a63a0b10003fca3" "/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]     Checking async_logger v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/lib.rs:429:35
[INFO] [stdout]     |
[INFO] [stdout] 429 |     MemoryLayoutError(std::alloc::LayoutErr),
[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/lib.rs:395:51
[INFO] [stdout]     |
[INFO] [stdout] 395 |     pub fn layout_err(self) -> Option<std::alloc::LayoutErr> {
[INFO] [stdout]     |                                                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/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::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/buf.rs:174:52
[INFO] [stdout]     |
[INFO] [stdout] 174 |             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::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/buf.rs:244:52
[INFO] [stdout]     |
[INFO] [stdout] 244 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wait_time` and `wait_count` are never read
[INFO] [stdout]    --> src/buf.rs:306:5
[INFO] [stdout]     |
[INFO] [stdout] 305 | pub struct Metrics {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 306 |     wait_time:   u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 307 |     wait_count:  u64,
[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]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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/lib.rs:429:35
[INFO] [stdout]     |
[INFO] [stdout] 429 |     MemoryLayoutError(std::alloc::LayoutErr),
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:265:26
[INFO] [stdout]     |
[INFO] [stdout] 265 |     pub fn reserve_slice(&self, reserve_size: usize) -> Result<Slice<T>,Error> where T: Copy {
[INFO] [stdout]     |                          ^^^^^ the lifetime is elided here     ^^^^^^^^ the same lifetime is hidden 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] 265 |     pub fn reserve_slice(&self, reserve_size: usize) -> Result<Slice<'_, T>,Error> where T: Copy {
[INFO] [stdout]     |                                                                      +++
[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/lib.rs:395:51
[INFO] [stdout]     |
[INFO] [stdout] 395 |     pub fn layout_err(self) -> Option<std::alloc::LayoutErr> {
[INFO] [stdout]     |                                                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:287:34
[INFO] [stdout]     |
[INFO] [stdout] 287 |     pub fn reserve_slice_relaxed(&self, reserve_size: usize) -> Result<Slice<T>,()>  where T: Copy {
[INFO] [stdout]     |                                  ^^^^^ the lifetime is elided here     ^^^^^^^^ the same lifetime is hidden 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] 287 |     pub fn reserve_slice_relaxed(&self, reserve_size: usize) -> Result<Slice<'_, T>,()>  where T: Copy {
[INFO] [stdout]     |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/buf.rs:379:20
[INFO] [stdout]     |
[INFO] [stdout] 379 |     fn try_reserve(&self, buf_id: usize, reserve_size: usize, relaxed: bool) -> Option<Slice<T>> {
[INFO] [stdout]     |                    ^^^^^ the lifetime is elided here                                   ^^^^^^^^ the same lifetime is hidden 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] 379 |     fn try_reserve(&self, buf_id: usize, reserve_size: usize, relaxed: bool) -> Option<Slice<'_, T>> {
[INFO] [stdout]     |                                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/buf.rs:457:26
[INFO] [stdout]     |
[INFO] [stdout] 457 |     pub fn reserve_slice(&self, reserve_size: usize, relaxed: bool) -> Result<Slice<T>, Error> {
[INFO] [stdout]     |                          ^^^^^ the lifetime is elided here                    ^^^^^^^^ the same lifetime is hidden 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] 457 |     pub fn reserve_slice(&self, reserve_size: usize, relaxed: bool) -> Result<Slice<'_, T>, Error> {
[INFO] [stdout]     |                                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/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::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/buf.rs:174:52
[INFO] [stdout]     |
[INFO] [stdout] 174 |             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::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/buf.rs:244:52
[INFO] [stdout]     |
[INFO] [stdout] 244 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cnt` is never read
[INFO] [stdout]    --> src/lib.rs:585:13
[INFO] [stdout]     |
[INFO] [stdout] 585 |             cnt -= 1;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stdout] warning: fields `wait_time` and `wait_count` are never read
[INFO] [stdout]    --> src/buf.rs:306:5
[INFO] [stdout]     |
[INFO] [stdout] 305 | pub struct Metrics {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 306 |     wait_time:   u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 307 |     wait_count:  u64,
[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]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:265:26
[INFO] [stdout]     |
[INFO] [stdout] 265 |     pub fn reserve_slice(&self, reserve_size: usize) -> Result<Slice<T>,Error> where T: Copy {
[INFO] [stdout]     |                          ^^^^^ the lifetime is elided here     ^^^^^^^^ the same lifetime is hidden 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] 265 |     pub fn reserve_slice(&self, reserve_size: usize) -> Result<Slice<'_, T>,Error> where T: Copy {
[INFO] [stdout]     |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:287:34
[INFO] [stdout]     |
[INFO] [stdout] 287 |     pub fn reserve_slice_relaxed(&self, reserve_size: usize) -> Result<Slice<T>,()>  where T: Copy {
[INFO] [stdout]     |                                  ^^^^^ the lifetime is elided here     ^^^^^^^^ the same lifetime is hidden 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] 287 |     pub fn reserve_slice_relaxed(&self, reserve_size: usize) -> Result<Slice<'_, T>,()>  where T: Copy {
[INFO] [stdout]     |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/buf.rs:379:20
[INFO] [stdout]     |
[INFO] [stdout] 379 |     fn try_reserve(&self, buf_id: usize, reserve_size: usize, relaxed: bool) -> Option<Slice<T>> {
[INFO] [stdout]     |                    ^^^^^ the lifetime is elided here                                   ^^^^^^^^ the same lifetime is hidden 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] 379 |     fn try_reserve(&self, buf_id: usize, reserve_size: usize, relaxed: bool) -> Option<Slice<'_, T>> {
[INFO] [stdout]     |                                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/buf.rs:457:26
[INFO] [stdout]     |
[INFO] [stdout] 457 |     pub fn reserve_slice(&self, reserve_size: usize, relaxed: bool) -> Result<Slice<T>, Error> {
[INFO] [stdout]     |                          ^^^^^ the lifetime is elided here                    ^^^^^^^^ the same lifetime is hidden 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] 457 |     pub fn reserve_slice(&self, reserve_size: usize, relaxed: bool) -> Result<Slice<'_, T>, Error> {
[INFO] [stdout]     |                                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lib.rs:459:40
[INFO] [stdout]     |
[INFO] [stdout] 459 |         let mtx: &Mutex<()> = unsafe { TEST_MUTEX.as_ptr().as_ref().expect("Test mutex is not initialized") };
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]     |
[INFO] [stdout] 448 -     static mut TEST_MUTEX: MaybeUninit<Mutex<()>> = MaybeUninit::uninit();
[INFO] [stdout] 448 +     static TEST_MUTEX: MaybeUninit<Mutex<()>> = MaybeUninit::uninit();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] crater-edition-check: all finished
[INFO] running `Command { std: "docker" "inspect" "85f3394ffe70eac830b2cf4bfe64e0ba4062b5028e92bb407a63a0b10003fca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85f3394ffe70eac830b2cf4bfe64e0ba4062b5028e92bb407a63a0b10003fca3", kill_on_drop: false }`
[INFO] [stdout] 85f3394ffe70eac830b2cf4bfe64e0ba4062b5028e92bb407a63a0b10003fca3
