[INFO] fetching crate suspend 0.1.3...
[INFO] testing suspend-0.1.3 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate suspend 0.1.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate suspend 0.1.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate suspend 0.1.3
[INFO] tweaked toml for crates.io crate suspend 0.1.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate suspend 0.1.3 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate suspend 0.1.3 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oneshot v0.1.1
[INFO] [stderr]   Downloaded generator v0.6.21
[INFO] [stderr]   Downloaded libc v0.2.73
[INFO] [stderr]   Downloaded loom v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47570854b9b80e9f36e0df24b29a79f360c953f1af6bfbd2cf28528863948610
[INFO] running `Command { std: "docker" "start" "-a" "47570854b9b80e9f36e0df24b29a79f360c953f1af6bfbd2cf28528863948610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47570854b9b80e9f36e0df24b29a79f360c953f1af6bfbd2cf28528863948610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47570854b9b80e9f36e0df24b29a79f360c953f1af6bfbd2cf28528863948610", kill_on_drop: false }`
[INFO] [stdout] 47570854b9b80e9f36e0df24b29a79f360c953f1af6bfbd2cf28528863948610
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf246d2c3bfbb049d64b6194ed664e91bf851bb17383ebb221635ef48a1fe1a0
[INFO] running `Command { std: "docker" "start" "-a" "cf246d2c3bfbb049d64b6194ed664e91bf851bb17383ebb221635ef48a1fe1a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling oneshot v0.1.1
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling suspend v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:190:23
[INFO] [stdout]     |
[INFO] [stdout] 190 |         if self.state.compare_and_swap(IDLE, WAIT, Ordering::AcqRel) == IDLE {
[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::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:253:26
[INFO] [stdout]     |
[INFO] [stdout] 253 |         match self.state.compare_and_swap(WAIT, LISTEN, Ordering::AcqRel) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:523:22
[INFO] [stdout]     |
[INFO] [stdout] 523 |     pub fn waker_ref(&self) -> WakerRef {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 523 |     pub fn waker_ref(&self) -> WakerRef<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "cf246d2c3bfbb049d64b6194ed664e91bf851bb17383ebb221635ef48a1fe1a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf246d2c3bfbb049d64b6194ed664e91bf851bb17383ebb221635ef48a1fe1a0", kill_on_drop: false }`
[INFO] [stdout] cf246d2c3bfbb049d64b6194ed664e91bf851bb17383ebb221635ef48a1fe1a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0809f55a61929a6f8e77581658b29db0390befc2c01e74bcf3f3742aa95bcc34
[INFO] running `Command { std: "docker" "start" "-a" "0809f55a61929a6f8e77581658b29db0390befc2c01e74bcf3f3742aa95bcc34", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:190:23
[INFO] [stdout]     |
[INFO] [stdout] 190 |         if self.state.compare_and_swap(IDLE, WAIT, Ordering::AcqRel) == IDLE {
[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::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:253:26
[INFO] [stdout]     |
[INFO] [stdout] 253 |         match self.state.compare_and_swap(WAIT, LISTEN, Ordering::AcqRel) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:523:22
[INFO] [stdout]     |
[INFO] [stdout] 523 |     pub fn waker_ref(&self) -> WakerRef {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 523 |     pub fn waker_ref(&self) -> WakerRef<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling suspend v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:190:23
[INFO] [stdout]     |
[INFO] [stdout] 190 |         if self.state.compare_and_swap(IDLE, WAIT, Ordering::AcqRel) == IDLE {
[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::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:253:26
[INFO] [stdout]     |
[INFO] [stdout] 253 |         match self.state.compare_and_swap(WAIT, LISTEN, Ordering::AcqRel) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:523:22
[INFO] [stdout]     |
[INFO] [stdout] 523 |     pub fn waker_ref(&self) -> WakerRef {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 523 |     pub fn waker_ref(&self) -> WakerRef<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> examples/suspend.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     atomic::{spin_loop_hint, AtomicUsize, Ordering},
[INFO] [stdout]   |              ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> examples/suspend.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 spin_loop_hint();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "0809f55a61929a6f8e77581658b29db0390befc2c01e74bcf3f3742aa95bcc34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0809f55a61929a6f8e77581658b29db0390befc2c01e74bcf3f3742aa95bcc34", kill_on_drop: false }`
[INFO] [stdout] 0809f55a61929a6f8e77581658b29db0390befc2c01e74bcf3f3742aa95bcc34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8cc9f0a3899b4e6163ea02d20a2661d5fb1ffb16cd2df958ab212eb1b35672a8
[INFO] running `Command { std: "docker" "start" "-a" "8cc9f0a3899b4e6163ea02d20a2661d5fb1ffb16cd2df958ab212eb1b35672a8", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:190:23
[INFO] [stderr]     |
[INFO] [stderr] 190 |         if self.state.compare_and_swap(IDLE, WAIT, Ordering::AcqRel) == IDLE {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:253:26
[INFO] [stderr]     |
[INFO] [stderr] 253 |         match self.state.compare_and_swap(WAIT, LISTEN, Ordering::AcqRel) {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:523:22
[INFO] [stderr]     |
[INFO] [stderr] 523 |     pub fn waker_ref(&self) -> WakerRef {
[INFO] [stderr]     |                      ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 523 |     pub fn waker_ref(&self) -> WakerRef<'_> {
[INFO] [stderr]     |                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `suspend` (lib) generated 3 warnings (run `cargo fix --lib -p suspend` to apply 1 suggestion)
[INFO] [stderr] warning: `suspend` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]  --> examples/suspend.rs:2:14
[INFO] [stderr]   |
[INFO] [stderr] 2 |     atomic::{spin_loop_hint, AtomicUsize, Ordering},
[INFO] [stderr]   |              ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]   --> examples/suspend.rs:32:17
[INFO] [stderr]    |
[INFO] [stderr] 32 |                 spin_loop_hint();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `suspend` (example "suspend") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/suspend-030e654ead84d4e3)
[INFO] [stdout] 
[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] [stderr]      Running tests/cover.rs (/opt/rustwide/target/debug/deps/cover-13c8cf4339bad594)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test iter_poll_next ... ok
[INFO] [stdout] test iter_stream_basic ... ok
[INFO] [stdout] test sender_task_basic ... ok
[INFO] [stdout] test block_simple ... ok
[INFO] [stdout] test task_map ... ok
[INFO] [stdout] test task_wait_timeout ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests suspend
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8cc9f0a3899b4e6163ea02d20a2661d5fb1ffb16cd2df958ab212eb1b35672a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cc9f0a3899b4e6163ea02d20a2661d5fb1ffb16cd2df958ab212eb1b35672a8", kill_on_drop: false }`
[INFO] [stdout] 8cc9f0a3899b4e6163ea02d20a2661d5fb1ffb16cd2df958ab212eb1b35672a8