[INFO] fetching crate lockfree-ringbuffer 0.1.3... [INFO] checking lockfree-ringbuffer-0.1.3 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate lockfree-ringbuffer 0.1.3 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate lockfree-ringbuffer 0.1.3 [INFO] finished tweaking crates.io crate lockfree-ringbuffer 0.1.3 [INFO] tweaked toml for crates.io crate lockfree-ringbuffer 0.1.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate lockfree-ringbuffer 0.1.3 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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 14 packages to latest compatible versions [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [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] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7b988da3efdabeb4d0da1ad9a09f27fbc64c645867de6cf72f5be7d48ee9bcf2 [INFO] running `Command { std: "docker" "start" "-a" "7b988da3efdabeb4d0da1ad9a09f27fbc64c645867de6cf72f5be7d48ee9bcf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b988da3efdabeb4d0da1ad9a09f27fbc64c645867de6cf72f5be7d48ee9bcf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b988da3efdabeb4d0da1ad9a09f27fbc64c645867de6cf72f5be7d48ee9bcf2", kill_on_drop: false }` [INFO] [stdout] 7b988da3efdabeb4d0da1ad9a09f27fbc64c645867de6cf72f5be7d48ee9bcf2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f9a72c33dfb342ce93231a005f5df16c059f5be0282c4124454d745318709742 [INFO] running `Command { std: "docker" "start" "-a" "f9a72c33dfb342ce93231a005f5df16c059f5be0282c4124454d745318709742", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Checking lockfree-ringbuffer v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/threadsafe.rs:137:18 [INFO] [stdout] | [INFO] [stdout] 137 | .compare_and_swap(tail.into(), (tail + 1).into(), Ordering::SeqCst) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/threadsafe.rs:198:18 [INFO] [stdout] | [INFO] [stdout] 198 | .compare_and_swap(tail.into(), new_tail.into(), Ordering::SeqCst) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Tail` is more private than the item `RingIter::current_tail` [INFO] [stdout] --> src/threadsafe.rs:239:5 [INFO] [stdout] | [INFO] [stdout] 239 | pub(crate) current_tail: Tail, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ field `RingIter::current_tail` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `Tail` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/threadsafe.rs:57:1 [INFO] [stdout] | [INFO] [stdout] 57 | struct Tail { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/threadsafe.rs:12:16 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn pop(&mut self) -> RingIter { [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] 12 | pub fn pop(&mut self) -> RingIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/threadsafe.rs:185:16 [INFO] [stdout] | [INFO] [stdout] 185 | pub fn pop(&self) -> RingIter { [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] 185 | pub fn pop(&self) -> RingIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/threadsafe.rs:137:18 [INFO] [stdout] | [INFO] [stdout] 137 | .compare_and_swap(tail.into(), (tail + 1).into(), Ordering::SeqCst) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/threadsafe.rs:198:18 [INFO] [stdout] | [INFO] [stdout] 198 | .compare_and_swap(tail.into(), new_tail.into(), Ordering::SeqCst) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.90s [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/threadsafe.rs:334:17 [INFO] [stdout] | [INFO] [stdout] 334 | for i in 1..1000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `threadsafe::Tail` is more private than the item `RingIter::current_tail` [INFO] [stdout] --> src/threadsafe.rs:239:5 [INFO] [stdout] | [INFO] [stdout] 239 | pub(crate) current_tail: Tail, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ field `RingIter::current_tail` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `threadsafe::Tail` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/threadsafe.rs:57:1 [INFO] [stdout] | [INFO] [stdout] 57 | struct Tail { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/threadsafe.rs:12:16 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn pop(&mut self) -> RingIter { [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] 12 | pub fn pop(&mut self) -> RingIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/threadsafe.rs:185:16 [INFO] [stdout] | [INFO] [stdout] 185 | pub fn pop(&self) -> RingIter { [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] 185 | pub fn pop(&self) -> RingIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f9a72c33dfb342ce93231a005f5df16c059f5be0282c4124454d745318709742", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9a72c33dfb342ce93231a005f5df16c059f5be0282c4124454d745318709742", kill_on_drop: false }` [INFO] [stdout] f9a72c33dfb342ce93231a005f5df16c059f5be0282c4124454d745318709742