[INFO] fetching crate futures_future 0.1.1...
[INFO] testing futures_future-0.1.1 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate futures_future 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate futures_future 0.1.1
[INFO] finished tweaking crates.io crate futures_future 0.1.1
[INFO] tweaked toml for crates.io crate futures_future 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate futures_future 0.1.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to highest compatible version
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.34)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | homepage = "https://github.com/tinco/futures_future"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 19 | repository = "https://github.com/tinco/futures_future"
[INFO] [stderr]    |              -----------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `futures_future` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cdcdbe77b6b00a936715ade5c53b093b93caf1fba9305a9c967a719509a1bda5
[INFO] running `Command { std: "docker" "start" "cdcdbe77b6b00a936715ade5c53b093b93caf1fba9305a9c967a719509a1bda5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdcdbe77b6b00a936715ade5c53b093b93caf1fba9305a9c967a719509a1bda5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cdcdbe77b6b00a936715ade5c53b093b93caf1fba9305a9c967a719509a1bda5" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdcdbe77b6b00a936715ade5c53b093b93caf1fba9305a9c967a719509a1bda5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cdcdbe77b6b00a936715ade5c53b093b93caf1fba9305a9c967a719509a1bda5" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | homepage = "https://github.com/tinco/futures_future"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 19 | repository = "https://github.com/tinco/futures_future"
[INFO] [stderr]    |              -----------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `futures_future` (manifest) generated 1 warning
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling futures_future v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(pin)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `local_waker`
[INFO] [stdout]   --> src/lib.rs:18:41
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn poll(self: Pin<&mut Self>, _lw: &task::LocalWaker) -> task::Poll<Result<T,E>> {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #118959 <https://github.com/rust-lang/rust/issues/118959> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `futures_api` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(futures_api)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `pin` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(pin)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `poll` has an incompatible type for trait
[INFO] [stdout]   --> src/lib.rs:18:40
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn poll(self: Pin<&mut Self>, _lw: &task::LocalWaker) -> task::Poll<Result<T,E>> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected signature `fn(Pin<&mut FuturesFuture<'_, _>>, &mut Context<'_>) -> Poll<Result<_, _>>`
[INFO] [stdout]               found signature `fn(Pin<&mut FuturesFuture<'_, _>>, &LocalWaker) -> Poll<Result<T, E>>`
[INFO] [stdout] help: change the parameter type to match the trait
[INFO] [stdout]    |
[INFO] [stdout] 18 -     fn poll(self: Pin<&mut Self>, _lw: &task::LocalWaker) -> task::Poll<Result<T,E>> {
[INFO] [stdout] 18 +     fn poll(self: Pin<&mut Self>, _lw: &mut std::task::Context<'_>) -> task::Poll<Result<T,E>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0053, E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures_future` (lib) due to 3 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cdcdbe77b6b00a936715ade5c53b093b93caf1fba9305a9c967a719509a1bda5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdcdbe77b6b00a936715ade5c53b093b93caf1fba9305a9c967a719509a1bda5", kill_on_drop: false }`
[INFO] [stdout] cdcdbe77b6b00a936715ade5c53b093b93caf1fba9305a9c967a719509a1bda5
