[INFO] fetching crate suspend 0.1.3...
[INFO] testing suspend-0.1.3 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate suspend 0.1.3 into /workspace/builds/worker-6-tc2/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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate suspend 0.1.3 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2753a93335ffe7bf48a28c276d47d870fd7908176377480db2da73eebdd8a26
[INFO] running `Command { std: "docker" "start" "-a" "f2753a93335ffe7bf48a28c276d47d870fd7908176377480db2da73eebdd8a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2753a93335ffe7bf48a28c276d47d870fd7908176377480db2da73eebdd8a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2753a93335ffe7bf48a28c276d47d870fd7908176377480db2da73eebdd8a26", kill_on_drop: false }`
[INFO] [stdout] f2753a93335ffe7bf48a28c276d47d870fd7908176377480db2da73eebdd8a26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c21fb061f47d49f7d63e5113c8817010ec1cb154790a2986a2fe023957df98f5
[INFO] running `Command { std: "docker" "start" "-a" "c21fb061f47d49f7d63e5113c8817010ec1cb154790a2986a2fe023957df98f5", 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 0.42s
[INFO] running `Command { std: "docker" "inspect" "c21fb061f47d49f7d63e5113c8817010ec1cb154790a2986a2fe023957df98f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c21fb061f47d49f7d63e5113c8817010ec1cb154790a2986a2fe023957df98f5", kill_on_drop: false }`
[INFO] [stdout] c21fb061f47d49f7d63e5113c8817010ec1cb154790a2986a2fe023957df98f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db33ab5827fc4d345597279f5d478a0ef925b2f0b39ddfa13f9344c6638ba41e
[INFO] running `Command { std: "docker" "start" "-a" "db33ab5827fc4d345597279f5d478a0ef925b2f0b39ddfa13f9344c6638ba41e", 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 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] [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 `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "db33ab5827fc4d345597279f5d478a0ef925b2f0b39ddfa13f9344c6638ba41e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db33ab5827fc4d345597279f5d478a0ef925b2f0b39ddfa13f9344c6638ba41e", kill_on_drop: false }`
[INFO] [stdout] db33ab5827fc4d345597279f5d478a0ef925b2f0b39ddfa13f9344c6638ba41e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 453ee8123c9fdd8e0188f6f00fb0dd5f0d70bde3b113417fdbdcb9e2120ba41e
[INFO] running `Command { std: "docker" "start" "-a" "453ee8123c9fdd8e0188f6f00fb0dd5f0d70bde3b113417fdbdcb9e2120ba41e", 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 block_simple ... ok
[INFO] [stdout] test iter_stream_basic ... ok
[INFO] [stdout] test iter_poll_next ... ok
[INFO] [stdout] test task_map ... ok
[INFO] [stdout] test sender_task_basic ... 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 45) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "453ee8123c9fdd8e0188f6f00fb0dd5f0d70bde3b113417fdbdcb9e2120ba41e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "453ee8123c9fdd8e0188f6f00fb0dd5f0d70bde3b113417fdbdcb9e2120ba41e", kill_on_drop: false }`
[INFO] [stdout] 453ee8123c9fdd8e0188f6f00fb0dd5f0d70bde3b113417fdbdcb9e2120ba41e