[INFO] fetching crate hybridfutex 0.1.0...
[INFO] testing hybridfutex-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate hybridfutex 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate hybridfutex 0.1.0
[INFO] finished tweaking crates.io crate hybridfutex 0.1.0
[INFO] tweaked toml for crates.io crate hybridfutex 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hybridfutex 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c7d22473c0153dd3140e810506325c01e610006a0ae49578b30e03503b34519
[INFO] running `Command { std: "docker" "start" "-a" "7c7d22473c0153dd3140e810506325c01e610006a0ae49578b30e03503b34519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c7d22473c0153dd3140e810506325c01e610006a0ae49578b30e03503b34519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c7d22473c0153dd3140e810506325c01e610006a0ae49578b30e03503b34519", kill_on_drop: false }`
[INFO] [stdout] 7c7d22473c0153dd3140e810506325c01e610006a0ae49578b30e03503b34519
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f816733f4dcec6e158c93067d77f9711dae2f69c179287faa041c699de08c5c2
[INFO] running `Command { std: "docker" "start" "-a" "f816733f4dcec6e158c93067d77f9711dae2f69c179287faa041c699de08c5c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling hybridfutex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:173:23
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn wait_async(&self) -> WaitFuture {
[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] 173 |     pub fn wait_async(&self) -> WaitFuture<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "f816733f4dcec6e158c93067d77f9711dae2f69c179287faa041c699de08c5c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f816733f4dcec6e158c93067d77f9711dae2f69c179287faa041c699de08c5c2", kill_on_drop: false }`
[INFO] [stdout] f816733f4dcec6e158c93067d77f9711dae2f69c179287faa041c699de08c5c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c409337383c5c882a1aa3d8c147532020a91113261ec6cd56fa462d384615699
[INFO] running `Command { std: "docker" "start" "-a" "c409337383c5c882a1aa3d8c147532020a91113261ec6cd56fa462d384615699", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:173:23
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn wait_async(&self) -> WaitFuture {
[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] 173 |     pub fn wait_async(&self) -> WaitFuture<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling hybridfutex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:173:23
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn wait_async(&self) -> WaitFuture {
[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] 173 |     pub fn wait_async(&self) -> WaitFuture<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.89s
[INFO] running `Command { std: "docker" "inspect" "c409337383c5c882a1aa3d8c147532020a91113261ec6cd56fa462d384615699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c409337383c5c882a1aa3d8c147532020a91113261ec6cd56fa462d384615699", kill_on_drop: false }`
[INFO] [stdout] c409337383c5c882a1aa3d8c147532020a91113261ec6cd56fa462d384615699
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2af34009370eade63d06442ad053d4038deb5d1f111ed069f076ab33d9244d3d
[INFO] running `Command { std: "docker" "start" "-a" "2af34009370eade63d06442ad053d4038deb5d1f111ed069f076ab33d9244d3d", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:173:23
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 173 |     pub fn wait_async(&self) -> WaitFuture {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |                       ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout] 
[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] 173 |     pub fn wait_async(&self) -> WaitFuture<'_> {
[INFO] [stderr]     |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `hybridfutex` (lib) generated 1 warning (run `cargo fix --lib -p hybridfutex` to apply 1 suggestion)
[INFO] [stderr] warning: `hybridfutex` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hybridfutex-d7935d953812b751)
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-20ad2e9c186518c8)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_notify_many_with_dropped_waiters ... ok
[INFO] [stdout] test test_notify_many_with_more_count_than_waiters ... ok
[INFO] [stdout] test test_wake_empty ... ok
[INFO] [stdout] test test_notify_many ... ok
[INFO] [stdout] test test_wait_async_drop ... ok
[INFO] [stdout] test test_wait_async ... ok
[INFO] [stderr]    Doc-tests hybridfutex
[INFO] [stdout] test test_wait_async_delayed ... ok
[INFO] [stdout] test test_wait_sync ... ok
[INFO] [stdout] test test_wait_sync_delayed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - HybridFutex::wait_async (line 147) ... ok
[INFO] [stdout] test src/lib.rs - HybridFutex::wait_sync (line 100) ... ok
[INFO] [stdout] test src/lib.rs - HybridFutex::get_counter (line 82) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - HybridFutex::new (line 67) ... ok
[INFO] [stdout] test src/lib.rs - HybridFutex::notify_many (line 232) ... ok
[INFO] [stdout] test src/lib.rs - HybridFutex (line 24) ... ok
[INFO] [stdout] test src/lib.rs - HybridFutex::notify_one (line 187) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.93s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2af34009370eade63d06442ad053d4038deb5d1f111ed069f076ab33d9244d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af34009370eade63d06442ad053d4038deb5d1f111ed069f076ab33d9244d3d", kill_on_drop: false }`
[INFO] [stdout] 2af34009370eade63d06442ad053d4038deb5d1f111ed069f076ab33d9244d3d