[INFO] fetching crate async-rwlock 1.3.1...
[INFO] checking async-rwlock-1.3.1 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate async-rwlock 1.3.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate async-rwlock 1.3.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate async-rwlock 1.3.1
[INFO] tweaked toml for crates.io crate async-rwlock 1.3.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-rwlock 1.3.1 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate async-rwlock 1.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0db2846966457bb0d0ecc123d1d9d0a42db8eac55098bc4ee1ea9d5b8d6fd0c8
[INFO] running `Command { std: "docker" "start" "-a" "0db2846966457bb0d0ecc123d1d9d0a42db8eac55098bc4ee1ea9d5b8d6fd0c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0db2846966457bb0d0ecc123d1d9d0a42db8eac55098bc4ee1ea9d5b8d6fd0c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0db2846966457bb0d0ecc123d1d9d0a42db8eac55098bc4ee1ea9d5b8d6fd0c8", kill_on_drop: false }`
[INFO] [stdout] 0db2846966457bb0d0ecc123d1d9d0a42db8eac55098bc4ee1ea9d5b8d6fd0c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea6ff64e7cfc1ef4d433119278f310f522375c3b2da4e202cf20278791db0746
[INFO] running `Command { std: "docker" "start" "-a" "ea6ff64e7cfc1ef4d433119278f310f522375c3b2da4e202cf20278791db0746", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-rwlock v1.3.1 (/opt/rustwide/workdir)
[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/lib.rs:347:23
[INFO] [stdout]     |
[INFO] [stdout] 347 |         if self.state.compare_and_swap(0, WRITER_BIT, Ordering::AcqRel) == 0 {
[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::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:551:14
[INFO] [stdout]     |
[INFO] [stdout] 551 |             .compare_and_swap(ONE_READER, WRITER_BIT, Ordering::AcqRel)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stdout] warning: unused pinned boxed `Future` trait object that must be used
[INFO] [stdout]    --> tests/std.rs:91:9
[INFO] [stdout]     |
[INFO] [stdout] 91  | /         spawn(async move {
[INFO] [stdout] 92  | |             for _ in 0..M {
[INFO] [stdout] 93  | |                 if fastrand::u32(..N) == 0 {
[INFO] [stdout] 94  | |                     drop(rw.write().await);
[INFO] [stdout] ...   |
[INFO] [stdout] 99  | |             tx.send(()).await.unwrap();
[INFO] [stdout] 100 | |         });
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused pinned boxed `Future` trait object that must be used
[INFO] [stdout]    --> tests/std.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | /     spawn({
[INFO] [stdout] 117 | |         let lock = lock.clone();
[INFO] [stdout] 118 | |         async move {
[INFO] [stdout] 119 | |             let mut lock = lock.write().await;
[INFO] [stdout] ...   |
[INFO] [stdout] 128 | |     });
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: futures do nothing unless you `.await` or poll them
[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/lib.rs:347:23
[INFO] [stdout]     |
[INFO] [stdout] 347 |         if self.state.compare_and_swap(0, WRITER_BIT, Ordering::AcqRel) == 0 {
[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::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:551:14
[INFO] [stdout]     |
[INFO] [stdout] 551 |             .compare_and_swap(ONE_READER, WRITER_BIT, Ordering::AcqRel)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "ea6ff64e7cfc1ef4d433119278f310f522375c3b2da4e202cf20278791db0746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea6ff64e7cfc1ef4d433119278f310f522375c3b2da4e202cf20278791db0746", kill_on_drop: false }`
[INFO] [stdout] ea6ff64e7cfc1ef4d433119278f310f522375c3b2da4e202cf20278791db0746
