[INFO] fetching crate futures-core-preview 0.3.0-alpha.19...
[INFO] testing futures-core-preview-0.3.0-alpha.19 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate futures-core-preview 0.3.0-alpha.19 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate futures-core-preview 0.3.0-alpha.19 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-core-preview 0.3.0-alpha.19
[INFO] finished tweaking crates.io crate futures-core-preview 0.3.0-alpha.19
[INFO] tweaked toml for crates.io crate futures-core-preview 0.3.0-alpha.19 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eecbfdb0cb333f0bbfe0450ebd10732caf198f2523ff39a47ba1da8b4be259ea
[INFO] running `Command { std: "docker" "start" "-a" "eecbfdb0cb333f0bbfe0450ebd10732caf198f2523ff39a47ba1da8b4be259ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eecbfdb0cb333f0bbfe0450ebd10732caf198f2523ff39a47ba1da8b4be259ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eecbfdb0cb333f0bbfe0450ebd10732caf198f2523ff39a47ba1da8b4be259ea", kill_on_drop: false }`
[INFO] [stdout] eecbfdb0cb333f0bbfe0450ebd10732caf198f2523ff39a47ba1da8b4be259ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0a126cfe9f21fbb762efc90403a742998753c35be15ea7c143734bdb52b269b
[INFO] running `Command { std: "docker" "start" "-a" "b0a126cfe9f21fbb762efc90403a742998753c35be15ea7c143734bdb52b269b", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task/__internal/atomic_waker.rs:262:26
[INFO] [stdout]     |
[INFO] [stdout] 262 |         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: trait `AssertSync` is never used
[INFO] [stdout]    --> src/task/__internal/atomic_waker.rs:202:15
[INFO] [stdout]     |
[INFO] [stdout] 202 |         trait AssertSync: Sync {}
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "b0a126cfe9f21fbb762efc90403a742998753c35be15ea7c143734bdb52b269b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0a126cfe9f21fbb762efc90403a742998753c35be15ea7c143734bdb52b269b", kill_on_drop: false }`
[INFO] [stdout] b0a126cfe9f21fbb762efc90403a742998753c35be15ea7c143734bdb52b269b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7560431e9c523ee84153c41268ebd02b079a5a1f065a55939f56c852e6a8be6
[INFO] running `Command { std: "docker" "start" "-a" "b7560431e9c523ee84153c41268ebd02b079a5a1f065a55939f56c852e6a8be6", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task/__internal/atomic_waker.rs:262:26
[INFO] [stdout]     |
[INFO] [stdout] 262 |         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: trait `AssertSync` is never used
[INFO] [stdout]    --> src/task/__internal/atomic_waker.rs:202:15
[INFO] [stdout]     |
[INFO] [stdout] 202 |         trait AssertSync: Sync {}
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/task/__internal/atomic_waker.rs:262:26
[INFO] [stdout]     |
[INFO] [stdout] 262 |         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: trait `AssertSync` is never used
[INFO] [stdout]    --> src/task/__internal/atomic_waker.rs:202:15
[INFO] [stdout]     |
[INFO] [stdout] 202 |         trait AssertSync: Sync {}
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "b7560431e9c523ee84153c41268ebd02b079a5a1f065a55939f56c852e6a8be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7560431e9c523ee84153c41268ebd02b079a5a1f065a55939f56c852e6a8be6", kill_on_drop: false }`
[INFO] [stdout] b7560431e9c523ee84153c41268ebd02b079a5a1f065a55939f56c852e6a8be6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b3ea5151fd7108758189e713d5eb031f44909d5239f35ac25e0565d931e5485
[INFO] running `Command { std: "docker" "start" "-a" "1b3ea5151fd7108758189e713d5eb031f44909d5239f35ac25e0565d931e5485", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/task/__internal/atomic_waker.rs:262:26
[INFO] [stderr]     |
[INFO] [stderr] 262 |         match self.state.compare_and_swap(WAITING, REGISTERING, Acquire) {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `AssertSync` is never used
[INFO] [stderr]    --> src/task/__internal/atomic_waker.rs:202:15
[INFO] [stderr]     |
[INFO] [stderr] 202 |         trait AssertSync: Sync {}
[INFO] [stderr]     |               ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `futures-core-preview` (lib) generated 2 warnings
[INFO] [stderr] warning: `futures-core-preview` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/futures_core-a0113c6e16e30f0d)
[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]    Doc-tests futures_core
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/task/__internal/atomic_waker.rs - task::__internal::atomic_waker::AtomicWaker::register (line 233) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/task/__internal/atomic_waker.rs - task::__internal::atomic_waker::AtomicWaker (line 38) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/task/__internal/atomic_waker.rs - task::__internal::atomic_waker::AtomicWaker::register (line 233) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/task/__internal/atomic_waker.rs:234:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::future::Future;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/task/__internal/atomic_waker.rs:235:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::task::{Context, Poll, AtomicWaker};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/task/__internal/atomic_waker.rs - task::__internal::atomic_waker::AtomicWaker (line 38) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/task/__internal/atomic_waker.rs:39:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::future::Future;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/task/__internal/atomic_waker.rs:40:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::task::{Context, Poll, AtomicWaker};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/task/__internal/atomic_waker.rs - task::__internal::atomic_waker::AtomicWaker (line 38)
[INFO] [stdout]     src/task/__internal/atomic_waker.rs - task::__internal::atomic_waker::AtomicWaker::register (line 233)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1b3ea5151fd7108758189e713d5eb031f44909d5239f35ac25e0565d931e5485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b3ea5151fd7108758189e713d5eb031f44909d5239f35ac25e0565d931e5485", kill_on_drop: false }`
[INFO] [stdout] 1b3ea5151fd7108758189e713d5eb031f44909d5239f35ac25e0565d931e5485
