Dec 07 16:07:37.475 INFO testing futures-signals-0.2.4 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 16:07:37.475 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 16:07:37.825 INFO [stdout] 6d3dacd1c13e447f8a947e167c63aa00d3626f21580346aa14e082930e6c622f
Dec 07 16:07:37.826 INFO running `"docker" "start" "-a" "6d3dacd1c13e447f8a947e167c63aa00d3626f21580346aa14e082930e6c622f"`
Dec 07 16:07:38.359 INFO [stderr] usermod: no changes
Dec 07 16:07:38.396 INFO [stderr]    Compiling futures-channel-preview v0.3.0-alpha.10
Dec 07 16:07:39.189 INFO [stderr]    Compiling futures-sink-preview v0.3.0-alpha.10
Dec 07 16:07:39.745 INFO [stderr]    Compiling futures-util-preview v0.3.0-alpha.10
Dec 07 16:07:43.755 INFO [stderr]    Compiling futures-signals v0.2.4 (/source)
Dec 07 16:07:45.183 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<A> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.183 INFO [stderr]    --> src/signal/signal.rs:468:17
Dec 07 16:07:45.183 INFO [stderr]     |
Dec 07 16:07:45.183 INFO [stderr] 468 |                 Pin::set(self.future(), None);
Dec 07 16:07:45.183 INFO [stderr]     |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.183 INFO [stderr]     |
Dec 07 16:07:45.183 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<A> as std::ops::Deref>::Target`
Dec 07 16:07:45.183 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.227 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<A> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.227 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 07 16:07:45.227 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.227 INFO [stderr] 
Dec 07 16:07:45.227 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<A> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.227 INFO [stderr]    --> src/signal/signal.rs:584:13
Dec 07 16:07:45.227 INFO [stderr]     |
Dec 07 16:07:45.227 INFO [stderr] 584 |             Pin::set(self.signal(), None);
Dec 07 16:07:45.227 INFO [stderr]     |             ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.227 INFO [stderr]     |
Dec 07 16:07:45.227 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<A> as std::ops::Deref>::Target`
Dec 07 16:07:45.227 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.227 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<A> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.227 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 07 16:07:45.227 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.227 INFO [stderr] 
Dec 07 16:07:45.227 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<A> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.227 INFO [stderr]    --> src/signal/signal.rs:796:21
Dec 07 16:07:45.227 INFO [stderr]     |
Dec 07 16:07:45.227 INFO [stderr] 796 |                     Pin::set(self.signal(), None);
Dec 07 16:07:45.227 INFO [stderr]     |                     ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.227 INFO [stderr]     |
Dec 07 16:07:45.227 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<A> as std::ops::Deref>::Target`
Dec 07 16:07:45.227 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.227 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<A> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.227 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 07 16:07:45.227 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.227 INFO [stderr] 
Dec 07 16:07:45.227 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<B> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.227 INFO [stderr]    --> src/signal/signal.rs:801:21
Dec 07 16:07:45.227 INFO [stderr]     |
Dec 07 16:07:45.227 INFO [stderr] 801 |                     Pin::set(self.future(), value);
Dec 07 16:07:45.227 INFO [stderr]     |                     ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.227 INFO [stderr]     |
Dec 07 16:07:45.227 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<B> as std::ops::Deref>::Target`
Dec 07 16:07:45.227 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.227 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<B> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.227 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 07 16:07:45.227 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.227 INFO [stderr] 
Dec 07 16:07:45.227 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<B> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.228 INFO [stderr]    --> src/signal/signal.rs:812:17
Dec 07 16:07:45.228 INFO [stderr]     |
Dec 07 16:07:45.228 INFO [stderr] 812 |                 Pin::set(self.future(), None);
Dec 07 16:07:45.228 INFO [stderr]     |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.228 INFO [stderr]     |
Dec 07 16:07:45.228 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<B> as std::ops::Deref>::Target`
Dec 07 16:07:45.228 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.228 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<B> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.228 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 07 16:07:45.228 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.228 INFO [stderr] 
Dec 07 16:07:45.228 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<A> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.228 INFO [stderr]     --> src/signal/signal.rs:1100:17
Dec 07 16:07:45.228 INFO [stderr]      |
Dec 07 16:07:45.228 INFO [stderr] 1100 |                 Pin::set(self.signal(), None);
Dec 07 16:07:45.228 INFO [stderr]      |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.228 INFO [stderr]      |
Dec 07 16:07:45.228 INFO [stderr]      = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<A> as std::ops::Deref>::Target`
Dec 07 16:07:45.228 INFO [stderr]      = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.228 INFO [stderr]      = help: consider adding a `where <&mut std::option::Option<A> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.228 INFO [stderr]      = note: all function arguments must have a statically known size
Dec 07 16:07:45.228 INFO [stderr]      = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.228 INFO [stderr] 
Dec 07 16:07:45.228 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<<A as signal::signal::Signal>::Item> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.229 INFO [stderr]     --> src/signal/signal.rs:1104:17
Dec 07 16:07:45.229 INFO [stderr]      |
Dec 07 16:07:45.229 INFO [stderr] 1104 |                 Pin::set(self.inner(), Some(inner));
Dec 07 16:07:45.229 INFO [stderr]      |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.266 INFO [stderr]      |
Dec 07 16:07:45.266 INFO [stderr]      = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<<A as signal::signal::Signal>::Item> as std::ops::Deref>::Target`
Dec 07 16:07:45.266 INFO [stderr]      = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.266 INFO [stderr]      = help: consider adding a `where <&mut std::option::Option<<A as signal::signal::Signal>::Item> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.266 INFO [stderr]      = note: all function arguments must have a statically known size
Dec 07 16:07:45.266 INFO [stderr]      = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.266 INFO [stderr] 
Dec 07 16:07:45.266 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<<A as signal::signal::Signal>::Item> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.266 INFO [stderr]     --> src/signal/signal.rs:1112:17
Dec 07 16:07:45.266 INFO [stderr]      |
Dec 07 16:07:45.266 INFO [stderr] 1112 |                 Pin::set(self.inner(), None);
Dec 07 16:07:45.266 INFO [stderr]      |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.266 INFO [stderr]      |
Dec 07 16:07:45.266 INFO [stderr]      = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<<A as signal::signal::Signal>::Item> as std::ops::Deref>::Target`
Dec 07 16:07:45.266 INFO [stderr]      = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.266 INFO [stderr]      = help: consider adding a `where <&mut std::option::Option<<A as signal::signal::Signal>::Item> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.266 INFO [stderr]      = note: all function arguments must have a statically known size
Dec 07 16:07:45.266 INFO [stderr]      = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.266 INFO [stderr] 
Dec 07 16:07:45.266 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<A> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.266 INFO [stderr]    --> src/signal_vec.rs:684:21
Dec 07 16:07:45.266 INFO [stderr]     |
Dec 07 16:07:45.266 INFO [stderr] 684 |                     Pin::set(self.signal(), None);
Dec 07 16:07:45.266 INFO [stderr]     |                     ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.266 INFO [stderr]     |
Dec 07 16:07:45.266 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<A> as std::ops::Deref>::Target`
Dec 07 16:07:45.266 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.266 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<A> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.267 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 07 16:07:45.267 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.267 INFO [stderr] 
Dec 07 16:07:45.306 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<A> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.306 INFO [stderr]    --> src/signal_vec.rs:835:21
Dec 07 16:07:45.306 INFO [stderr]     |
Dec 07 16:07:45.306 INFO [stderr] 835 |                     Pin::set(self.signal(), None);
Dec 07 16:07:45.306 INFO [stderr]     |                     ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.306 INFO [stderr]     |
Dec 07 16:07:45.306 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<A> as std::ops::Deref>::Target`
Dec 07 16:07:45.306 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.306 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<A> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.306 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 07 16:07:45.306 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.306 INFO [stderr] 
Dec 07 16:07:45.306 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<A> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.306 INFO [stderr]     --> src/signal_vec.rs:1068:21
Dec 07 16:07:45.306 INFO [stderr]      |
Dec 07 16:07:45.306 INFO [stderr] 1068 |                     Pin::set(self.signal(), None);
Dec 07 16:07:45.306 INFO [stderr]      |                     ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.306 INFO [stderr]      |
Dec 07 16:07:45.306 INFO [stderr]      = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<A> as std::ops::Deref>::Target`
Dec 07 16:07:45.306 INFO [stderr]      = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.306 INFO [stderr]      = help: consider adding a `where <&mut std::option::Option<A> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.306 INFO [stderr]      = note: all function arguments must have a statically known size
Dec 07 16:07:45.306 INFO [stderr]      = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.306 INFO [stderr] 
Dec 07 16:07:45.449 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<S> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.450 INFO [stderr]     --> src/signal_vec.rs:1644:21
Dec 07 16:07:45.450 INFO [stderr]      |
Dec 07 16:07:45.450 INFO [stderr] 1644 |                     Pin::set(self.signal(), None);
Dec 07 16:07:45.450 INFO [stderr]      |                     ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.450 INFO [stderr]      |
Dec 07 16:07:45.450 INFO [stderr]      = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<S> as std::ops::Deref>::Target`
Dec 07 16:07:45.450 INFO [stderr]      = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.450 INFO [stderr]      = help: consider adding a `where <&mut std::option::Option<S> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.489 INFO [stderr]      = note: all function arguments must have a statically known size
Dec 07 16:07:45.489 INFO [stderr]      = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.489 INFO [stderr] 
Dec 07 16:07:45.489 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<A> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.489 INFO [stderr]    --> src/internal.rs:112:17
Dec 07 16:07:45.491 INFO [stderr]     |
Dec 07 16:07:45.491 INFO [stderr] 112 |                 Pin::set(unsafe_pin!(this.signal1), None);
Dec 07 16:07:45.491 INFO [stderr]     |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.491 INFO [stderr]     |
Dec 07 16:07:45.491 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<A> as std::ops::Deref>::Target`
Dec 07 16:07:45.491 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.491 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<A> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.491 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 07 16:07:45.491 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.491 INFO [stderr] 
Dec 07 16:07:45.491 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<B> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.491 INFO [stderr]    --> src/internal.rs:126:17
Dec 07 16:07:45.491 INFO [stderr]     |
Dec 07 16:07:45.491 INFO [stderr] 126 |                 Pin::set(unsafe_pin!(this.signal2), None);
Dec 07 16:07:45.491 INFO [stderr]     |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.491 INFO [stderr]     |
Dec 07 16:07:45.491 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<B> as std::ops::Deref>::Target`
Dec 07 16:07:45.491 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.491 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<B> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.491 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 07 16:07:45.491 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.491 INFO [stderr] 
Dec 07 16:07:45.491 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<A> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.491 INFO [stderr]    --> src/internal.rs:200:17
Dec 07 16:07:45.491 INFO [stderr]     |
Dec 07 16:07:45.491 INFO [stderr] 200 |                 Pin::set(unsafe_pin!(this.signal1), None);
Dec 07 16:07:45.491 INFO [stderr]     |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.491 INFO [stderr]     |
Dec 07 16:07:45.491 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<A> as std::ops::Deref>::Target`
Dec 07 16:07:45.491 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.491 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<A> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.491 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 07 16:07:45.491 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.491 INFO [stderr] 
Dec 07 16:07:45.491 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<B> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.491 INFO [stderr]    --> src/internal.rs:214:17
Dec 07 16:07:45.491 INFO [stderr]     |
Dec 07 16:07:45.491 INFO [stderr] 214 |                 Pin::set(unsafe_pin!(this.signal2), None);
Dec 07 16:07:45.491 INFO [stderr]     |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.491 INFO [stderr]     |
Dec 07 16:07:45.492 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<B> as std::ops::Deref>::Target`
Dec 07 16:07:45.492 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.492 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<B> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.492 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 07 16:07:45.492 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.492 INFO [stderr] 
Dec 07 16:07:45.492 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<A> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.492 INFO [stderr]    --> src/internal.rs:282:17
Dec 07 16:07:45.492 INFO [stderr]     |
Dec 07 16:07:45.492 INFO [stderr] 282 |                 Pin::set(unsafe_pin!(this.signal1), None);
Dec 07 16:07:45.492 INFO [stderr]     |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.492 INFO [stderr]     |
Dec 07 16:07:45.492 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<A> as std::ops::Deref>::Target`
Dec 07 16:07:45.492 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.492 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<A> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.492 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 07 16:07:45.492 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.492 INFO [stderr] 
Dec 07 16:07:45.492 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<B> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.492 INFO [stderr]    --> src/internal.rs:296:17
Dec 07 16:07:45.492 INFO [stderr]     |
Dec 07 16:07:45.492 INFO [stderr] 296 |                 Pin::set(unsafe_pin!(this.signal2), None);
Dec 07 16:07:45.492 INFO [stderr]     |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.492 INFO [stderr]     |
Dec 07 16:07:45.492 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<B> as std::ops::Deref>::Target`
Dec 07 16:07:45.492 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.492 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<B> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.492 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 07 16:07:45.492 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.492 INFO [stderr] 
Dec 07 16:07:45.492 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<A> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 07 16:07:45.492 INFO [stderr]   --> src/future.rs:69:13
Dec 07 16:07:45.492 INFO [stderr]    |
Dec 07 16:07:45.492 INFO [stderr] 69 |             Pin::set(self.future(), None);
Dec 07 16:07:45.492 INFO [stderr]    |             ^^^^^^^^ doesn't have a size known at compile-time
Dec 07 16:07:45.492 INFO [stderr]    |
Dec 07 16:07:45.492 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<A> as std::ops::Deref>::Target`
Dec 07 16:07:45.492 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 07 16:07:45.492 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<A> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 07 16:07:45.492 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 07 16:07:45.492 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 07 16:07:45.492 INFO [stderr] 
Dec 07 16:07:45.544 INFO [stderr] error: aborting due to 19 previous errors
Dec 07 16:07:45.544 INFO [stderr] 
Dec 07 16:07:45.544 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Dec 07 16:07:45.545 INFO [stderr] error: Could not compile `futures-signals`.
Dec 07 16:07:45.545 INFO [stderr] 
Dec 07 16:07:45.545 INFO [stderr] To learn more, run the command again with --verbose.
Dec 07 16:07:45.545 INFO [stderr] su: No module specific data is present
Dec 07 16:07:45.872 INFO running `"docker" "inspect" "6d3dacd1c13e447f8a947e167c63aa00d3626f21580346aa14e082930e6c622f"`
Dec 07 16:07:45.956 INFO running `"docker" "rm" "-f" "6d3dacd1c13e447f8a947e167c63aa00d3626f21580346aa14e082930e6c622f"`
Dec 07 16:07:46.072 INFO [stdout] 6d3dacd1c13e447f8a947e167c63aa00d3626f21580346aa14e082930e6c622f