[INFO] fetching crate async_logger 0.3.3... [INFO] checking async_logger-0.3.3 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate async_logger 0.3.3 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate async_logger 0.3.3 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9e305902193e476f7842d272e0c4e2d8bb8115aebdb3a615eb84ec4f0b674a3e [INFO] running `Command { std: "docker" "start" "-a" "9e305902193e476f7842d272e0c4e2d8bb8115aebdb3a615eb84ec4f0b674a3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e305902193e476f7842d272e0c4e2d8bb8115aebdb3a615eb84ec4f0b674a3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e305902193e476f7842d272e0c4e2d8bb8115aebdb3a615eb84ec4f0b674a3e", kill_on_drop: false }` [INFO] [stdout] 9e305902193e476f7842d272e0c4e2d8bb8115aebdb3a615eb84ec4f0b674a3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 169c40c0338fdf5843323d0564b57cce6846478c51bf3ce69097a0ac5e5b51f5 [INFO] running `Command { std: "docker" "start" "-a" "169c40c0338fdf5843323d0564b57cce6846478c51bf3ce69097a0ac5e5b51f5", 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 { [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: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 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::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::AtomicUsize::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::AtomicUsize::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: use of deprecated method `std::sync::atomic::AtomicUsize::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::AtomicUsize::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::AtomicUsize::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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [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: for more information, see [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: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s [INFO] running `Command { std: "docker" "inspect" "169c40c0338fdf5843323d0564b57cce6846478c51bf3ce69097a0ac5e5b51f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "169c40c0338fdf5843323d0564b57cce6846478c51bf3ce69097a0ac5e5b51f5", kill_on_drop: false }` [INFO] [stdout] 169c40c0338fdf5843323d0564b57cce6846478c51bf3ce69097a0ac5e5b51f5