Sep 21 05:34:52.348 INFO checking popcorn-0.1.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 05:34:52.348 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 05:34:52.348 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 05:34:52.521 INFO blam! b2858d4145aa60f1e8d0073130ec88f545a2cc0b7173565b8716e7681eeb74a2
Sep 21 05:34:52.524 INFO running `"docker" "start" "-a" "b2858d4145aa60f1e8d0073130ec88f545a2cc0b7173565b8716e7681eeb74a2"`
Sep 21 05:34:53.229 INFO kablam! usermod: no changes
Sep 21 05:34:53.266 INFO kablam! warning: unused manifest key: package.keyworkds
Sep 21 05:34:53.273 INFO kablam!     Checking popcorn v0.1.0 (/source)
Sep 21 05:34:53.557 INFO kablam! warning: `T` cannot be sent between threads safely
Sep 21 05:34:53.557 INFO kablam!  --> src/buffer.rs:9:19
Sep 21 05:34:53.557 INFO kablam!   |
Sep 21 05:34:53.557 INFO kablam! 9 | pub type BBF<T> = Box<Future<Item=Buffer<T>, Error=Error>>;
Sep 21 05:34:53.557 INFO kablam!   |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `T` cannot be sent between threads safely
Sep 21 05:34:53.557 INFO kablam!   |
Sep 21 05:34:53.557 INFO kablam!   = note: #[warn(type_alias_missing_bounds)] on by default
Sep 21 05:34:53.557 INFO kablam!   = help: the trait `std::marker::Send` is not implemented for `T`
Sep 21 05:34:53.557 INFO kablam!   = help: consider adding a `where T: std::marker::Send` bound
Sep 21 05:34:53.557 INFO kablam!   = help: missing bounds in type aliases were previously allowed
Sep 21 05:34:53.557 INFO kablam!   = help: this is a hard error in Rust 2018
Sep 21 05:34:53.557 INFO kablam! 
Sep 21 05:34:53.557 INFO kablam! warning: the trait bound `T: std::marker::Copy` is not satisfied
Sep 21 05:34:53.557 INFO kablam!  --> src/buffer.rs:9:19
Sep 21 05:34:53.557 INFO kablam!   |
Sep 21 05:34:53.557 INFO kablam! 9 | pub type BBF<T> = Box<Future<Item=Buffer<T>, Error=Error>>;
Sep 21 05:34:53.557 INFO kablam!   |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `T`
Sep 21 05:34:53.557 INFO kablam!   |
Sep 21 05:34:53.557 INFO kablam!   = help: consider adding a `where T: std::marker::Copy` bound
Sep 21 05:34:53.557 INFO kablam!   = help: missing bounds in type aliases were previously allowed
Sep 21 05:34:53.557 INFO kablam!   = help: this is a hard error in Rust 2018
Sep 21 05:34:53.557 INFO kablam! 
Sep 21 05:34:53.591 INFO kablam! warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
Sep 21 05:34:53.591 INFO kablam!    --> src/buffer.rs:116:55
Sep 21 05:34:53.591 INFO kablam!     |
Sep 21 05:34:53.591 INFO kablam! 116 |       None => Err(Error::InvalidDevice).into_future().boxed()
Sep 21 05:34:53.591 INFO kablam!     |                                                       ^^^^^
Sep 21 05:34:53.591 INFO kablam!     |
Sep 21 05:34:53.591 INFO kablam!     = note: #[warn(deprecated)] on by default
Sep 21 05:34:53.591 INFO kablam! 
Sep 21 05:34:53.597 INFO kablam! warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
Sep 21 05:34:53.597 INFO kablam!    --> src/buffer.rs:136:55
Sep 21 05:34:53.597 INFO kablam!     |
Sep 21 05:34:53.597 INFO kablam! 136 |       None => Err(Error::InvalidDevice).into_future().boxed()
Sep 21 05:34:53.597 INFO kablam!     |                                                       ^^^^^
Sep 21 05:34:53.597 INFO kablam! 
Sep 21 05:34:53.629 INFO kablam! warning: `T` cannot be sent between threads safely
Sep 21 05:34:53.629 INFO kablam!  --> src/buffer.rs:9:19
Sep 21 05:34:53.629 INFO kablam!   |
Sep 21 05:34:53.629 INFO kablam! 9 | pub type BBF<T> = Box<Future<Item=Buffer<T>, Error=Error>>;
Sep 21 05:34:53.629 INFO kablam!   |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `T` cannot be sent between threads safely
Sep 21 05:34:53.629 INFO kablam!   |
Sep 21 05:34:53.629 INFO kablam!   = note: #[warn(type_alias_missing_bounds)] on by default
Sep 21 05:34:53.629 INFO kablam!   = help: the trait `std::marker::Send` is not implemented for `T`
Sep 21 05:34:53.629 INFO kablam!   = help: consider adding a `where T: std::marker::Send` bound
Sep 21 05:34:53.629 INFO kablam!   = help: missing bounds in type aliases were previously allowed
Sep 21 05:34:53.629 INFO kablam!   = help: this is a hard error in Rust 2018
Sep 21 05:34:53.629 INFO kablam! 
Sep 21 05:34:53.629 INFO kablam! warning: the trait bound `T: std::marker::Copy` is not satisfied
Sep 21 05:34:53.629 INFO kablam!  --> src/buffer.rs:9:19
Sep 21 05:34:53.629 INFO kablam!   |
Sep 21 05:34:53.629 INFO kablam! 9 | pub type BBF<T> = Box<Future<Item=Buffer<T>, Error=Error>>;
Sep 21 05:34:53.629 INFO kablam!   |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `T`
Sep 21 05:34:53.629 INFO kablam!   |
Sep 21 05:34:53.629 INFO kablam!   = help: consider adding a `where T: std::marker::Copy` bound
Sep 21 05:34:53.629 INFO kablam!   = help: missing bounds in type aliases were previously allowed
Sep 21 05:34:53.629 INFO kablam!   = help: this is a hard error in Rust 2018
Sep 21 05:34:53.629 INFO kablam! 
Sep 21 05:34:53.656 INFO kablam! warning: variable does not need to be mutable
Sep 21 05:34:53.656 INFO kablam!    --> src/buffer.rs:102:12
Sep 21 05:34:53.656 INFO kablam!     |
Sep 21 05:34:53.656 INFO kablam! 102 |       Some(mut mem) => {
Sep 21 05:34:53.656 INFO kablam!     |            ----^^^
Sep 21 05:34:53.656 INFO kablam!     |            |
Sep 21 05:34:53.656 INFO kablam!     |            help: remove this `mut`
Sep 21 05:34:53.656 INFO kablam!     |
Sep 21 05:34:53.656 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 05:34:53.656 INFO kablam! 
Sep 21 05:34:53.659 INFO kablam! warning: variable does not need to be mutable
Sep 21 05:34:53.659 INFO kablam!    --> src/buffer.rs:123:12
Sep 21 05:34:53.659 INFO kablam!     |
Sep 21 05:34:53.659 INFO kablam! 123 |       Some(mut mem) => {
Sep 21 05:34:53.660 INFO kablam!     |            ----^^^
Sep 21 05:34:53.660 INFO kablam!     |            |
Sep 21 05:34:53.660 INFO kablam!     |            help: remove this `mut`
Sep 21 05:34:53.660 INFO kablam! 
Sep 21 05:34:53.660 INFO kablam! warning: variable does not need to be mutable
Sep 21 05:34:53.660 INFO kablam!    --> src/buffer.rs:140:15
Sep 21 05:34:53.660 INFO kablam!     |
Sep 21 05:34:53.660 INFO kablam! 140 |   pub fn sync(mut self, dev: &BufferDevice) -> Box<Future<Item=Buffer<T>,Error=Error>> {
Sep 21 05:34:53.660 INFO kablam!     |               ----^^^^
Sep 21 05:34:53.660 INFO kablam!     |               |
Sep 21 05:34:53.660 INFO kablam!     |               help: remove this `mut`
Sep 21 05:34:53.660 INFO kablam! 
Sep 21 05:34:53.668 INFO kablam! warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
Sep 21 05:34:53.668 INFO kablam!    --> src/buffer.rs:116:55
Sep 21 05:34:53.668 INFO kablam!     |
Sep 21 05:34:53.668 INFO kablam! 116 |       None => Err(Error::InvalidDevice).into_future().boxed()
Sep 21 05:34:53.668 INFO kablam!     |                                                       ^^^^^
Sep 21 05:34:53.668 INFO kablam!     |
Sep 21 05:34:53.668 INFO kablam!     = note: #[warn(deprecated)] on by default
Sep 21 05:34:53.668 INFO kablam! 
Sep 21 05:34:53.674 INFO kablam! warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
Sep 21 05:34:53.674 INFO kablam!    --> src/buffer.rs:136:55
Sep 21 05:34:53.674 INFO kablam!     |
Sep 21 05:34:53.674 INFO kablam! 136 |       None => Err(Error::InvalidDevice).into_future().boxed()
Sep 21 05:34:53.674 INFO kablam!     |                                                       ^^^^^
Sep 21 05:34:53.674 INFO kablam! 
Sep 21 05:34:53.711 INFO kablam! warning: unused variable: `nb`
Sep 21 05:34:53.711 INFO kablam!   --> src/lib.rs:34:10
Sep 21 05:34:53.711 INFO kablam!    |
Sep 21 05:34:53.711 INFO kablam! 34 |     let (nb, nv) = f2.wait().unwrap();
Sep 21 05:34:53.711 INFO kablam!    |          ^^ help: consider using `_nb` instead
Sep 21 05:34:53.711 INFO kablam!    |
Sep 21 05:34:53.711 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 21 05:34:53.711 INFO kablam! 
Sep 21 05:34:53.715 INFO kablam! warning: variable does not need to be mutable
Sep 21 05:34:53.715 INFO kablam!   --> src/lib.rs:31:9
Sep 21 05:34:53.715 INFO kablam!    |
Sep 21 05:34:53.715 INFO kablam! 31 |     let mut buf1: Buffer<f64> = Buffer::new(&bdev, 4).unwrap();
Sep 21 05:34:53.715 INFO kablam!    |         ----^^^^
Sep 21 05:34:53.715 INFO kablam!    |         |
Sep 21 05:34:53.715 INFO kablam!    |         help: remove this `mut`
Sep 21 05:34:53.715 INFO kablam!    |
Sep 21 05:34:53.715 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 21 05:34:53.715 INFO kablam! 
Sep 21 05:34:53.725 INFO kablam! warning: variable does not need to be mutable
Sep 21 05:34:53.725 INFO kablam!    --> src/buffer.rs:102:12
Sep 21 05:34:53.725 INFO kablam!     |
Sep 21 05:34:53.725 INFO kablam! 102 |       Some(mut mem) => {
Sep 21 05:34:53.725 INFO kablam!     |            ----^^^
Sep 21 05:34:53.725 INFO kablam!     |            |
Sep 21 05:34:53.725 INFO kablam!     |            help: remove this `mut`
Sep 21 05:34:53.725 INFO kablam! 
Sep 21 05:34:53.727 INFO kablam! warning: variable does not need to be mutable
Sep 21 05:34:53.728 INFO kablam!    --> src/buffer.rs:123:12
Sep 21 05:34:53.728 INFO kablam!     |
Sep 21 05:34:53.728 INFO kablam! 123 |       Some(mut mem) => {
Sep 21 05:34:53.728 INFO kablam!     |            ----^^^
Sep 21 05:34:53.728 INFO kablam!     |            |
Sep 21 05:34:53.728 INFO kablam!     |            help: remove this `mut`
Sep 21 05:34:53.728 INFO kablam! 
Sep 21 05:34:53.728 INFO kablam! warning: variable does not need to be mutable
Sep 21 05:34:53.728 INFO kablam!    --> src/buffer.rs:140:15
Sep 21 05:34:53.728 INFO kablam!     |
Sep 21 05:34:53.728 INFO kablam! 140 |   pub fn sync(mut self, dev: &BufferDevice) -> Box<Future<Item=Buffer<T>,Error=Error>> {
Sep 21 05:34:53.728 INFO kablam!     |               ----^^^^
Sep 21 05:34:53.728 INFO kablam!     |               |
Sep 21 05:34:53.728 INFO kablam!     |               help: remove this `mut`
Sep 21 05:34:53.728 INFO kablam! 
Sep 21 05:34:53.761 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Sep 21 05:34:53.764 INFO kablam! su: No module specific data is present
Sep 21 05:34:54.392 INFO running `"docker" "rm" "-f" "b2858d4145aa60f1e8d0073130ec88f545a2cc0b7173565b8716e7681eeb74a2"`
Sep 21 05:34:54.453 INFO blam! b2858d4145aa60f1e8d0073130ec88f545a2cc0b7173565b8716e7681eeb74a2