[INFO] fetching crate async-mutex 1.4.0...
[INFO] testing async-mutex-1.4.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate async-mutex 1.4.0 into /workspace/builds/worker-47/source
[INFO] validating manifest of crates.io crate async-mutex 1.4.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-mutex 1.4.0
[INFO] finished tweaking crates.io crate async-mutex 1.4.0
[INFO] tweaked toml for crates.io crate async-mutex 1.4.0 written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate crates.io crate async-mutex 1.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ad8e8c7ce22517a3c44a55c9e9a98e771b934dc44832ebc35ea09ec87d1962b
[INFO] running `Command { std: "docker" "start" "-a" "1ad8e8c7ce22517a3c44a55c9e9a98e771b934dc44832ebc35ea09ec87d1962b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ad8e8c7ce22517a3c44a55c9e9a98e771b934dc44832ebc35ea09ec87d1962b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad8e8c7ce22517a3c44a55c9e9a98e771b934dc44832ebc35ea09ec87d1962b", kill_on_drop: false }`
[INFO] [stdout] 1ad8e8c7ce22517a3c44a55c9e9a98e771b934dc44832ebc35ea09ec87d1962b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 178585c882db1d440c8be67e9fd36022cdf4c56b30d69b0baac83ea94823a6f6
[INFO] running `Command { std: "docker" "start" "-a" "178585c882db1d440c8be67e9fd36022cdf4c56b30d69b0baac83ea94823a6f6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling async-mutex v1.4.0 (/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/lib.rs:124:30
[INFO] [stdout]     |
[INFO] [stdout] 124 |             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/lib.rs:139:30
[INFO] [stdout]     |
[INFO] [stdout] 139 |             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/lib.rs:178:30
[INFO] [stdout]     |
[INFO] [stdout] 178 |             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/lib.rs:220:23
[INFO] [stdout]     |
[INFO] [stdout] 220 |         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/lib.rs:293:23
[INFO] [stdout]     |
[INFO] [stdout] 293 |         if self.state.compare_and_swap(0, 1, Ordering::Acquire) == 0 {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.74s
[INFO] running `Command { std: "docker" "inspect" "178585c882db1d440c8be67e9fd36022cdf4c56b30d69b0baac83ea94823a6f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "178585c882db1d440c8be67e9fd36022cdf4c56b30d69b0baac83ea94823a6f6", kill_on_drop: false }`
[INFO] [stdout] 178585c882db1d440c8be67e9fd36022cdf4c56b30d69b0baac83ea94823a6f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93af5b0b4c919d8f3daa83a6f11a71d97a9be944fa42163fecdcae5d5d1527d3
[INFO] running `Command { std: "docker" "start" "-a" "93af5b0b4c919d8f3daa83a6f11a71d97a9be944fa42163fecdcae5d5d1527d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.3.5
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling async-task v4.0.2
[INFO] [stderr]    Compiling parking v1.0.6
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling async-mutex v1.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[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/lib.rs:124:30
[INFO] [stdout]     |
[INFO] [stdout] 124 |             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/lib.rs:139:30
[INFO] [stdout]     |
[INFO] [stdout] 139 |             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/lib.rs:178:30
[INFO] [stdout]     |
[INFO] [stdout] 178 |             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/lib.rs:220:23
[INFO] [stdout]     |
[INFO] [stdout] 220 |         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/lib.rs:293:23
[INFO] [stdout]     |
[INFO] [stdout] 293 |         if self.state.compare_and_swap(0, 1, Ordering::Acquire) == 0 {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling async-channel v1.4.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling futures-lite v1.8.0
[INFO] [stderr]    Compiling futures-lite v0.1.11
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling nb-connect v1.0.0
[INFO] [stderr]    Compiling polling v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling socket2 v0.3.15
[INFO] [stderr]    Compiling blocking v0.4.7
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling async-executor v1.3.0
[INFO] [stderr]    Compiling blocking v1.0.0
[INFO] [stderr]    Compiling async-io v1.1.2
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling futures-intrusive v0.3.1
[INFO] [stderr]    Compiling async-global-executor v1.2.1
[INFO] [stderr]    Compiling async-std v1.6.4
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling async-mutex v1.4.0 (/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/lib.rs:124:30
[INFO] [stdout]     |
[INFO] [stdout] 124 |             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/lib.rs:139:30
[INFO] [stdout]     |
[INFO] [stdout] 139 |             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/lib.rs:178:30
[INFO] [stdout]     |
[INFO] [stdout] 178 |             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/lib.rs:220:23
[INFO] [stdout]     |
[INFO] [stdout] 220 |         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/lib.rs:293:23
[INFO] [stdout]     |
[INFO] [stdout] 293 |         if self.state.compare_and_swap(0, 1, Ordering::Acquire) == 0 {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.88s
[INFO] running `Command { std: "docker" "inspect" "93af5b0b4c919d8f3daa83a6f11a71d97a9be944fa42163fecdcae5d5d1527d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93af5b0b4c919d8f3daa83a6f11a71d97a9be944fa42163fecdcae5d5d1527d3", kill_on_drop: false }`
[INFO] [stdout] 93af5b0b4c919d8f3daa83a6f11a71d97a9be944fa42163fecdcae5d5d1527d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a061ac45dee30ffd3e2e3c59ea04e203746bbe36c117d47a75cae63e764cff2d
[INFO] running `Command { std: "docker" "start" "-a" "a061ac45dee30ffd3e2e3c59ea04e203746bbe36c117d47a75cae63e764cff2d", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:124:30
[INFO] [stderr]     |
[INFO] [stderr] 124 |             match self.state.compare_and_swap(0, 1, Ordering::Acquire) {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:139:30
[INFO] [stderr]     |
[INFO] [stderr] 139 |             match self.state.compare_and_swap(0, 1, Ordering::Acquire) {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:178:30
[INFO] [stderr]     |
[INFO] [stderr] 178 |             match self.state.compare_and_swap(2, 2 | 1, Ordering::Acquire) {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:220:23
[INFO] [stderr]     |
[INFO] [stderr] 220 |         if self.state.compare_and_swap(0, 1, Ordering::Acquire) == 0 {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:293:23
[INFO] [stderr]     |
[INFO] [stderr] 293 |         if self.state.compare_and_swap(0, 1, Ordering::Acquire) == 0 {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:124:30
[INFO] [stderr]     |
[INFO] [stderr] 124 |             match self.state.compare_and_swap(0, 1, Ordering::Acquire) {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:139:30
[INFO] [stderr]     |
[INFO] [stderr] 139 |             match self.state.compare_and_swap(0, 1, Ordering::Acquire) {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:178:30
[INFO] [stderr]     |
[INFO] [stderr] 178 |             match self.state.compare_and_swap(2, 2 | 1, Ordering::Acquire) {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:220:23
[INFO] [stderr]     |
[INFO] [stderr] 220 |         if self.state.compare_and_swap(0, 1, Ordering::Acquire) == 0 {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:293:23
[INFO] [stderr]     |
[INFO] [stderr] 293 |         if self.state.compare_and_swap(0, 1, Ordering::Acquire) == 0 {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_mutex-7a53286dfbd0cd98)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mutex.rs (/opt/rustwide/target/debug/deps/mutex-e1cfc4ad47d56ea5)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test into_inner ... ok
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] test try_lock ... ok
[INFO] [stdout] test get_mut ... ok
[INFO] [stdout] test contention ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async-mutex
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - Mutex<T>::into_inner (line 77) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::new (line 60) ... ok
[INFO] [stdout] test src/lib.rs - MutexGuard::source (line 340) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::try_lock (line 209) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::lock (line 95) ... ok
[INFO] [stdout] test src/lib.rs - MutexGuardArc<T>::source (line 399) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::lock_arc (line 255) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::get_mut (line 234) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::try_lock_arc (line 281) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a061ac45dee30ffd3e2e3c59ea04e203746bbe36c117d47a75cae63e764cff2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a061ac45dee30ffd3e2e3c59ea04e203746bbe36c117d47a75cae63e764cff2d", kill_on_drop: false }`
[INFO] [stdout] a061ac45dee30ffd3e2e3c59ea04e203746bbe36c117d47a75cae63e764cff2d
