[INFO] fetching crate async-lock 2.3.0...
[INFO] checking async-lock-2.3.0 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate async-lock 2.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate async-lock 2.3.0 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-lock 2.3.0
[INFO] finished tweaking crates.io crate async-lock 2.3.0
[INFO] tweaked toml for crates.io crate async-lock 2.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46b2af4484afbf321342e8c5ca26cb3624c4d1c936c23d3cb284c58addb2c14d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "46b2af4484afbf321342e8c5ca26cb3624c4d1c936c23d3cb284c58addb2c14d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46b2af4484afbf321342e8c5ca26cb3624c4d1c936c23d3cb284c58addb2c14d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b2af4484afbf321342e8c5ca26cb3624c4d1c936c23d3cb284c58addb2c14d", kill_on_drop: false }`
[INFO] [stdout] 46b2af4484afbf321342e8c5ca26cb3624c4d1c936c23d3cb284c58addb2c14d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82e75a8c8afb1d87d11f474d037937e64c1ddc0c94069220c4398b91c56e06fd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "82e75a8c8afb1d87d11f474d037937e64c1ddc0c94069220c4398b91c56e06fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking async-lock v2.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:120:30
[INFO] [stdout]     |
[INFO] [stdout] 120 |             match self.state.compare_and_swap(0, 1, Ordering::Acquire) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:135:30
[INFO] [stdout]     |
[INFO] [stdout] 135 |             match self.state.compare_and_swap(0, 1, Ordering::Acquire) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:174:30
[INFO] [stdout]     |
[INFO] [stdout] 174 |             match self.state.compare_and_swap(2, 2 | 1, Ordering::Acquire) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:216:23
[INFO] [stdout]     |
[INFO] [stdout] 216 |         if self.state.compare_and_swap(0, 1, Ordering::Acquire) == 0 {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:289:23
[INFO] [stdout]     |
[INFO] [stdout] 289 |         if self.state.compare_and_swap(0, 1, Ordering::Acquire) == 0 {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/rwlock.rs:345:23
[INFO] [stdout]     |
[INFO] [stdout] 345 |         if self.state.compare_and_swap(0, WRITER_BIT, Ordering::AcqRel) == 0 {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/rwlock.rs:558:14
[INFO] [stdout]     |
[INFO] [stdout] 558 |             .compare_and_swap(ONE_READER, WRITER_BIT, Ordering::AcqRel)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:120:30
[INFO] [stdout]     |
[INFO] [stdout] 120 |             match self.state.compare_and_swap(0, 1, Ordering::Acquire) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:135:30
[INFO] [stdout]     |
[INFO] [stdout] 135 |             match self.state.compare_and_swap(0, 1, Ordering::Acquire) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:174:30
[INFO] [stdout]     |
[INFO] [stdout] 174 |             match self.state.compare_and_swap(2, 2 | 1, Ordering::Acquire) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:216:23
[INFO] [stdout]     |
[INFO] [stdout] 216 |         if self.state.compare_and_swap(0, 1, Ordering::Acquire) == 0 {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:289:23
[INFO] [stdout]     |
[INFO] [stdout] 289 |         if self.state.compare_and_swap(0, 1, Ordering::Acquire) == 0 {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/rwlock.rs:345:23
[INFO] [stdout]     |
[INFO] [stdout] 345 |         if self.state.compare_and_swap(0, WRITER_BIT, Ordering::AcqRel) == 0 {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/rwlock.rs:558:14
[INFO] [stdout]     |
[INFO] [stdout] 558 |             .compare_and_swap(ONE_READER, WRITER_BIT, Ordering::AcqRel)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "82e75a8c8afb1d87d11f474d037937e64c1ddc0c94069220c4398b91c56e06fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82e75a8c8afb1d87d11f474d037937e64c1ddc0c94069220c4398b91c56e06fd", kill_on_drop: false }`
[INFO] [stdout] 82e75a8c8afb1d87d11f474d037937e64c1ddc0c94069220c4398b91c56e06fd