[INFO] fetching crate futures 0.1.31...
[INFO] checking futures-0.1.31 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate futures 0.1.31 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate futures 0.1.31 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures 0.1.31
[INFO] finished tweaking crates.io crate futures 0.1.31
[INFO] tweaked toml for crates.io crate futures 0.1.31 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e5d5e54e19a9587a9ae68a845d6ccc8225499269a042889090ea73c0bf238144
[INFO] running `Command { std: "docker" "start" "-a" "e5d5e54e19a9587a9ae68a845d6ccc8225499269a042889090ea73c0bf238144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5d5e54e19a9587a9ae68a845d6ccc8225499269a042889090ea73c0bf238144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d5e54e19a9587a9ae68a845d6ccc8225499269a042889090ea73c0bf238144", kill_on_drop: false }`
[INFO] [stdout] e5d5e54e19a9587a9ae68a845d6ccc8225499269a042889090ea73c0bf238144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c0994ce761bc0fcbe1ab6c7a66fbe79bf0f3ea96ad7806f875e834f8f8a7f81
[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" "9c0994ce761bc0fcbe1ab6c7a66fbe79bf0f3ea96ad7806f875e834f8f8a7f81", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.31 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task_impl/atomic_task.rs:173:26
[INFO] [stdout]     |
[INFO] [stdout] 173 |         match self.state.compare_and_swap(WAITING, REGISTERING, 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 `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task_impl/std/mod.rs:492:26
[INFO] [stdout]     |
[INFO] [stdout] 492 |         match self.state.compare_and_swap(NOTIFY, IDLE, Ordering::SeqCst) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task_impl/std/mod.rs:503:26
[INFO] [stdout]     |
[INFO] [stdout] 503 |         match self.state.compare_and_swap(IDLE, SLEEP, Ordering::SeqCst) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task_impl/std/mod.rs:519:37
[INFO] [stdout]     |
[INFO] [stdout] 519 |             if NOTIFY == self.state.compare_and_swap(NOTIFY, IDLE, Ordering::SeqCst) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task_impl/std/mod.rs:530:26
[INFO] [stdout]     |
[INFO] [stdout] 530 |         match self.state.compare_and_swap(IDLE, NOTIFY, Ordering::SeqCst) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task_impl/std/mod.rs:540:26
[INFO] [stdout]     |
[INFO] [stdout] 540 |         match self.state.compare_and_swap(SLEEP, NOTIFY, Ordering::SeqCst) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task_impl/atomic_task.rs:173:26
[INFO] [stdout]     |
[INFO] [stdout] 173 |         match self.state.compare_and_swap(WAITING, REGISTERING, 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 `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task_impl/std/mod.rs:492:26
[INFO] [stdout]     |
[INFO] [stdout] 492 |         match self.state.compare_and_swap(NOTIFY, IDLE, Ordering::SeqCst) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task_impl/std/mod.rs:503:26
[INFO] [stdout]     |
[INFO] [stdout] 503 |         match self.state.compare_and_swap(IDLE, SLEEP, Ordering::SeqCst) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task_impl/std/mod.rs:519:37
[INFO] [stdout]     |
[INFO] [stdout] 519 |             if NOTIFY == self.state.compare_and_swap(NOTIFY, IDLE, Ordering::SeqCst) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task_impl/std/mod.rs:530:26
[INFO] [stdout]     |
[INFO] [stdout] 530 |         match self.state.compare_and_swap(IDLE, NOTIFY, Ordering::SeqCst) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task_impl/std/mod.rs:540:26
[INFO] [stdout]     |
[INFO] [stdout] 540 |         match self.state.compare_and_swap(SLEEP, NOTIFY, Ordering::SeqCst) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/sync/mpsc/mod.rs:757:49
[INFO] [stdout]     |
[INFO] [stdout] 757 |             let actual = self.inner.num_senders.compare_and_swap(curr, next, SeqCst);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/sync/mpsc/mod.rs:757:49
[INFO] [stdout]     |
[INFO] [stdout] 757 |             let actual = self.inner.num_senders.compare_and_swap(curr, next, SeqCst);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/future/shared.rs:131:41
[INFO] [stdout]     |
[INFO] [stdout] 131 |         match self.inner.notifier.state.compare_and_swap(IDLE, POLLING, SeqCst) {
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/future/shared.rs:170:49
[INFO] [stdout]     |
[INFO] [stdout] 170 |                 match self.inner.notifier.state.compare_and_swap(POLLING, IDLE, SeqCst) {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/future/shared.rs:131:41
[INFO] [stdout]     |
[INFO] [stdout] 131 |         match self.inner.notifier.state.compare_and_swap(IDLE, POLLING, SeqCst) {
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/future/shared.rs:170:49
[INFO] [stdout]     |
[INFO] [stdout] 170 |                 match self.inner.notifier.state.compare_and_swap(POLLING, IDLE, SeqCst) {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> benches/sync_mpsc.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> benches/poll.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> tests/bilock.rs:64:38
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let b = stream::iter_ok::<_, ()>((0..N)).fold(b, |b, _n| {
[INFO] [stdout]    |                                      ^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `SinkMapErr` in tuple element 1 that must be used
[INFO] [stdout]    --> tests/mpsc.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |         a.send(2).join(b.send(())).wait().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: sinks do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `IterOk` in tuple element 0 that must be used
[INFO] [stdout]   --> tests/unsync.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 | /     lazy(move || {
[INFO] [stdout] 93 | |         iter_ok(vec![1, 2, 3])
[INFO] [stdout] 94 | |             .forward(tx)
[INFO] [stdout] 95 | |             .map_err(|e: SendError<i32>| panic!("{}", e))
[INFO] [stdout] ...  |
[INFO] [stdout] 98 | |             }))
[INFO] [stdout] 99 | |     }).wait().unwrap();
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `IterOk` in tuple element 0 that must be used
[INFO] [stdout]    --> tests/unsync.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 | /     lazy(move || {
[INFO] [stdout] 106 | |         iter_ok(vec![1, 2, 3])
[INFO] [stdout] 107 | |             .forward(tx)
[INFO] [stdout] 108 | |             .map_err(|e: SendError<i32>| panic!("{}", e))
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |             }))
[INFO] [stdout] 112 | |     }).wait().unwrap();
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.93s
[INFO] running `Command { std: "docker" "inspect" "9c0994ce761bc0fcbe1ab6c7a66fbe79bf0f3ea96ad7806f875e834f8f8a7f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c0994ce761bc0fcbe1ab6c7a66fbe79bf0f3ea96ad7806f875e834f8f8a7f81", kill_on_drop: false }`
[INFO] [stdout] 9c0994ce761bc0fcbe1ab6c7a66fbe79bf0f3ea96ad7806f875e834f8f8a7f81