Dec 19 19:53:34.724 INFO checking bfredl/gtknvim against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 19:53:34.724 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/bfredl/gtknvim:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 19:53:35.188 INFO [stdout] 06ea1f6ce64e5cc8cc1395332b269b7db6c16e3a2bbb0684e2f2fab70e0b9608
Dec 19 19:53:35.188 INFO running `"docker" "start" "-a" "06ea1f6ce64e5cc8cc1395332b269b7db6c16e3a2bbb0684e2f2fab70e0b9608"`
Dec 19 19:53:36.572 INFO [stderr]    Compiling gio v0.5.0
Dec 19 19:53:36.572 INFO [stderr]    Compiling gdk-pixbuf v0.5.0
Dec 19 19:53:36.572 INFO [stderr]    Compiling gdk v0.9.0
Dec 19 19:53:36.572 INFO [stderr]    Compiling gtk v0.5.0
Dec 19 19:53:36.585 INFO [stderr]    Compiling glib-sys v0.7.0
Dec 19 19:53:36.585 INFO [stderr]    Compiling gobject-sys v0.7.0
Dec 19 19:53:36.585 INFO [stderr]    Compiling gio-sys v0.7.0
Dec 19 19:53:36.585 INFO [stderr]    Compiling gdk-pixbuf-sys v0.7.0
Dec 19 19:53:38.641 INFO [stderr]    Compiling pango-sys v0.7.0
Dec 19 19:53:38.645 INFO [stderr]    Compiling gdk-sys v0.7.0
Dec 19 19:53:38.950 INFO [stderr]    Compiling gtk-sys v0.7.0
Dec 19 19:53:39.215 INFO [stderr]     Checking futures-core-preview v0.3.0-alpha.7
Dec 19 19:53:39.911 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `std`
Dec 19 19:53:39.911 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:194:9
Dec 19 19:53:39.911 INFO [stderr]     |
Dec 19 19:53:39.911 INFO [stderr] 194 |     use std::boxed::Box;
Dec 19 19:53:39.911 INFO [stderr]     |         ^^^ use of undeclared type or module `std`
Dec 19 19:53:39.911 INFO [stderr] 
Dec 19 19:53:39.911 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `std`
Dec 19 19:53:39.911 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:196:9
Dec 19 19:53:39.911 INFO [stderr]     |
Dec 19 19:53:39.911 INFO [stderr] 196 |     use std::boxed::Box;
Dec 19 19:53:39.911 INFO [stderr]     |         ^^^ use of undeclared type or module `std`
Dec 19 19:53:39.911 INFO [stderr] 
Dec 19 19:53:39.911 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `std`
Dec 19 19:53:39.911 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/mod.rs:136:9
Dec 19 19:53:39.911 INFO [stderr]     |
Dec 19 19:53:39.911 INFO [stderr] 136 |     use std::boxed::Box;
Dec 19 19:53:39.911 INFO [stderr]     |         ^^^ use of undeclared type or module `std`
Dec 19 19:53:39.911 INFO [stderr] 
Dec 19 19:53:39.911 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `std`
Dec 19 19:53:39.911 INFO [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/task/mod.rs:8:13
Dec 19 19:53:39.911 INFO [stderr]   |
Dec 19 19:53:39.911 INFO [stderr] 8 |     pub use std::task::{Wake, local_waker, local_waker_from_nonlocal};
Dec 19 19:53:39.911 INFO [stderr]   |             ^^^ use of undeclared type or module `std`
Dec 19 19:53:39.911 INFO [stderr] 
Dec 19 19:53:39.923 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Box`
Dec 19 19:53:39.923 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:200:13
Dec 19 19:53:39.923 INFO [stderr]     |
Dec 19 19:53:39.923 INFO [stderr] 200 |             Box::into_raw(self) as *mut ()
Dec 19 19:53:39.923 INFO [stderr]     |             ^^^ use of undeclared type or module `Box`
Dec 19 19:53:39.923 INFO [stderr] 
Dec 19 19:53:39.923 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Box`
Dec 19 19:53:39.923 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:210:18
Dec 19 19:53:39.923 INFO [stderr]     |
Dec 19 19:53:39.923 INFO [stderr] 210 |             drop(Box::from_raw(ptr as *mut F))
Dec 19 19:53:39.923 INFO [stderr]     |                  ^^^ use of undeclared type or module `Box`
Dec 19 19:53:39.923 INFO [stderr] 
Dec 19 19:53:39.932 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Box`
Dec 19 19:53:39.932 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:233:18
Dec 19 19:53:39.932 INFO [stderr]     |
Dec 19 19:53:39.932 INFO [stderr] 233 |             drop(Box::from_raw(ptr as *mut Pin<Box<T>>));
Dec 19 19:53:39.932 INFO [stderr]     |                  ^^^ use of undeclared type or module `Box`
Dec 19 19:53:39.932 INFO [stderr] 
Dec 19 19:53:40.048 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Box`
Dec 19 19:53:40.048 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:202:13
Dec 19 19:53:40.048 INFO [stderr]     |
Dec 19 19:53:40.048 INFO [stderr] 202 |             Box::into_raw(self) as *mut ()
Dec 19 19:53:40.048 INFO [stderr]     |             ^^^ use of undeclared type or module `Box`
Dec 19 19:53:40.048 INFO [stderr] 
Dec 19 19:53:40.049 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Box`
Dec 19 19:53:40.049 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:212:18
Dec 19 19:53:40.049 INFO [stderr]     |
Dec 19 19:53:40.049 INFO [stderr] 212 |             drop(Box::from_raw(ptr as *mut F))
Dec 19 19:53:40.049 INFO [stderr]     |                  ^^^ use of undeclared type or module `Box`
Dec 19 19:53:40.049 INFO [stderr] 
Dec 19 19:53:40.080 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Box`
Dec 19 19:53:40.080 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:230:18
Dec 19 19:53:40.080 INFO [stderr]     |
Dec 19 19:53:40.080 INFO [stderr] 230 |             drop(Box::from_raw(ptr as *mut F))
Dec 19 19:53:40.080 INFO [stderr]     |                  ^^^ use of undeclared type or module `Box`
Dec 19 19:53:40.117 INFO [stderr] 
Dec 19 19:53:40.334 INFO [stderr]    Compiling cairo-sys-rs v0.7.0
Dec 19 19:53:40.334 INFO [stderr]    Compiling atk-sys v0.7.0
Dec 19 19:53:40.422 INFO [stderr] error[E0433]: failed to resolve: could not find `std` in `{{root}}`
Dec 19 19:53:40.422 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/mod.rs:149:34
Dec 19 19:53:40.422 INFO [stderr]     |
Dec 19 19:53:40.422 INFO [stderr] 149 |     impl<S: Stream> Stream for ::std::panic::AssertUnwindSafe<S> {
Dec 19 19:53:40.422 INFO [stderr]     |                                  ^^^ could not find `std` in `{{root}}`
Dec 19 19:53:40.422 INFO [stderr] 
Dec 19 19:53:40.440 INFO [stderr] error[E0433]: failed to resolve: could not find `std` in `{{root}}`
Dec 19 19:53:40.440 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/mod.rs:160:33
Dec 19 19:53:40.440 INFO [stderr]     |
Dec 19 19:53:40.440 INFO [stderr] 160 |     impl<T: Unpin> Stream for ::std::collections::VecDeque<T> {
Dec 19 19:53:40.440 INFO [stderr]     |                                 ^^^ could not find `std` in `{{root}}`
Dec 19 19:53:40.440 INFO [stderr] 
Dec 19 19:53:40.440 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.440 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:196:54
Dec 19 19:53:40.440 INFO [stderr]     |
Dec 19 19:53:40.440 INFO [stderr] 196 |     unsafe impl<'a, T, F> UnsafeFutureObj<'a, T> for Box<F>
Dec 19 19:53:40.440 INFO [stderr]     |                                                      ^^^ not found in this scope
Dec 19 19:53:40.440 INFO [stderr] 
Dec 19 19:53:40.440 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.440 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:214:58
Dec 19 19:53:40.440 INFO [stderr]     |
Dec 19 19:53:40.440 INFO [stderr] 214 |     unsafe impl<'a, T, F> UnsafeFutureObj<'a, T> for Pin<Box<F>>
Dec 19 19:53:40.440 INFO [stderr]     |                                                          ^^^ not found in this scope
Dec 19 19:53:40.440 INFO [stderr] 
Dec 19 19:53:40.440 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.440 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:233:48
Dec 19 19:53:40.440 INFO [stderr]     |
Dec 19 19:53:40.440 INFO [stderr] 233 |             drop(Box::from_raw(ptr as *mut Pin<Box<T>>));
Dec 19 19:53:40.440 INFO [stderr]     |                                                ^^^ not found in this scope
Dec 19 19:53:40.440 INFO [stderr] 
Dec 19 19:53:40.440 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.440 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:237:59
Dec 19 19:53:40.440 INFO [stderr]     |
Dec 19 19:53:40.440 INFO [stderr] 237 |     impl<'a, F: Future<Output = ()> + Send + 'a> From<Pin<Box<F>>> for FutureObj<'a, ()> {
Dec 19 19:53:40.440 INFO [stderr]     |                                                           ^^^ not found in this scope
Dec 19 19:53:40.440 INFO [stderr] 
Dec 19 19:53:40.440 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.440 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:238:28
Dec 19 19:53:40.440 INFO [stderr]     |
Dec 19 19:53:40.440 INFO [stderr] 238 |         fn from(boxed: Pin<Box<F>>) -> Self {
Dec 19 19:53:40.440 INFO [stderr]     |                            ^^^ not found in this scope
Dec 19 19:53:40.440 INFO [stderr] 
Dec 19 19:53:40.440 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.440 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:243:55
Dec 19 19:53:40.440 INFO [stderr]     |
Dec 19 19:53:40.440 INFO [stderr] 243 |     impl<'a, F: Future<Output = ()> + Send + 'a> From<Box<F>> for FutureObj<'a, ()> {
Dec 19 19:53:40.440 INFO [stderr]     |                                                       ^^^ not found in this scope
Dec 19 19:53:40.440 INFO [stderr] 
Dec 19 19:53:40.440 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.440 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:244:24
Dec 19 19:53:40.440 INFO [stderr]     |
Dec 19 19:53:40.441 INFO [stderr] 244 |         fn from(boxed: Box<F>) -> Self {
Dec 19 19:53:40.441 INFO [stderr]     |                        ^^^ not found in this scope
Dec 19 19:53:40.441 INFO [stderr] 
Dec 19 19:53:40.441 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.441 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:249:52
Dec 19 19:53:40.441 INFO [stderr]     |
Dec 19 19:53:40.441 INFO [stderr] 249 |     impl<'a, F: Future<Output = ()> + 'a> From<Pin<Box<F>>> for LocalFutureObj<'a, ()> {
Dec 19 19:53:40.441 INFO [stderr]     |                                                    ^^^ not found in this scope
Dec 19 19:53:40.441 INFO [stderr] 
Dec 19 19:53:40.441 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.441 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:250:28
Dec 19 19:53:40.441 INFO [stderr]     |
Dec 19 19:53:40.441 INFO [stderr] 250 |         fn from(boxed: Pin<Box<F>>) -> Self {
Dec 19 19:53:40.441 INFO [stderr]     |                            ^^^ not found in this scope
Dec 19 19:53:40.441 INFO [stderr] 
Dec 19 19:53:40.448 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.448 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:255:48
Dec 19 19:53:40.448 INFO [stderr]     |
Dec 19 19:53:40.448 INFO [stderr] 255 |     impl<'a, F: Future<Output = ()> + 'a> From<Box<F>> for LocalFutureObj<'a, ()> {
Dec 19 19:53:40.448 INFO [stderr]     |                                                ^^^ not found in this scope
Dec 19 19:53:40.448 INFO [stderr] 
Dec 19 19:53:40.448 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.448 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:256:24
Dec 19 19:53:40.448 INFO [stderr]     |
Dec 19 19:53:40.448 INFO [stderr] 256 |         fn from(boxed: Box<F>) -> Self {
Dec 19 19:53:40.448 INFO [stderr]     |                        ^^^ not found in this scope
Dec 19 19:53:40.448 INFO [stderr] 
Dec 19 19:53:40.448 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.448 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:198:54
Dec 19 19:53:40.448 INFO [stderr]     |
Dec 19 19:53:40.448 INFO [stderr] 198 |     unsafe impl<'a, T, F> UnsafeStreamObj<'a, T> for Box<F>
Dec 19 19:53:40.448 INFO [stderr]     |                                                      ^^^ not found in this scope
Dec 19 19:53:40.482 INFO [stderr] 
Dec 19 19:53:40.482 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.482 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:216:58
Dec 19 19:53:40.482 INFO [stderr]     |
Dec 19 19:53:40.482 INFO [stderr] 216 |     unsafe impl<'a, T, F> UnsafeStreamObj<'a, T> for Pin<Box<F>>
Dec 19 19:53:40.482 INFO [stderr]     |                                                          ^^^ not found in this scope
Dec 19 19:53:40.482 INFO [stderr] 
Dec 19 19:53:40.482 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.482 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:234:57
Dec 19 19:53:40.482 INFO [stderr]     |
Dec 19 19:53:40.482 INFO [stderr] 234 |     impl<'a, F: Stream<Item = ()> + Send + 'a> From<Pin<Box<F>>> for StreamObj<'a, ()> {
Dec 19 19:53:40.482 INFO [stderr]     |                                                         ^^^ not found in this scope
Dec 19 19:53:40.482 INFO [stderr] 
Dec 19 19:53:40.483 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.483 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:235:28
Dec 19 19:53:40.483 INFO [stderr]     |
Dec 19 19:53:40.483 INFO [stderr] 235 |         fn from(boxed: Pin<Box<F>>) -> Self {
Dec 19 19:53:40.483 INFO [stderr]     |                            ^^^ not found in this scope
Dec 19 19:53:40.483 INFO [stderr] 
Dec 19 19:53:40.483 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.483 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:240:53
Dec 19 19:53:40.483 INFO [stderr]     |
Dec 19 19:53:40.483 INFO [stderr] 240 |     impl<'a, F: Stream<Item = ()> + Send + 'a> From<Box<F>> for StreamObj<'a, ()> {
Dec 19 19:53:40.483 INFO [stderr]     |                                                     ^^^ not found in this scope
Dec 19 19:53:40.483 INFO [stderr] 
Dec 19 19:53:40.483 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.483 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:241:24
Dec 19 19:53:40.483 INFO [stderr]     |
Dec 19 19:53:40.483 INFO [stderr] 241 |         fn from(boxed: Box<F>) -> Self {
Dec 19 19:53:40.483 INFO [stderr]     |                        ^^^ not found in this scope
Dec 19 19:53:40.483 INFO [stderr] 
Dec 19 19:53:40.483 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.483 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:246:50
Dec 19 19:53:40.483 INFO [stderr]     |
Dec 19 19:53:40.483 INFO [stderr] 246 |     impl<'a, F: Stream<Item = ()> + 'a> From<Pin<Box<F>>> for LocalStreamObj<'a, ()> {
Dec 19 19:53:40.483 INFO [stderr]     |                                                  ^^^ not found in this scope
Dec 19 19:53:40.483 INFO [stderr] 
Dec 19 19:53:40.483 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.483 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:247:28
Dec 19 19:53:40.483 INFO [stderr]     |
Dec 19 19:53:40.483 INFO [stderr] 247 |         fn from(boxed: Pin<Box<F>>) -> Self {
Dec 19 19:53:40.483 INFO [stderr]     |                            ^^^ not found in this scope
Dec 19 19:53:40.483 INFO [stderr] 
Dec 19 19:53:40.483 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.483 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:252:46
Dec 19 19:53:40.483 INFO [stderr]     |
Dec 19 19:53:40.483 INFO [stderr] 252 |     impl<'a, F: Stream<Item = ()> + 'a> From<Box<F>> for LocalStreamObj<'a, ()> {
Dec 19 19:53:40.483 INFO [stderr]     |                                              ^^^ not found in this scope
Dec 19 19:53:40.483 INFO [stderr] 
Dec 19 19:53:40.483 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.483 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:253:24
Dec 19 19:53:40.483 INFO [stderr]     |
Dec 19 19:53:40.483 INFO [stderr] 253 |         fn from(boxed: Box<F>) -> Self {
Dec 19 19:53:40.483 INFO [stderr]     |                        ^^^ not found in this scope
Dec 19 19:53:40.483 INFO [stderr] 
Dec 19 19:53:40.483 INFO [stderr] error[E0412]: cannot find type `Box` in this scope
Dec 19 19:53:40.483 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/mod.rs:138:49
Dec 19 19:53:40.483 INFO [stderr]     |
Dec 19 19:53:40.483 INFO [stderr] 138 |     impl<S: ?Sized + Stream + Unpin> Stream for Box<S> {
Dec 19 19:53:40.483 INFO [stderr]     |                                                 ^^^ not found in this scope
Dec 19 19:53:40.483 INFO [stderr] 
Dec 19 19:53:40.596 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.596 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:196:24
Dec 19 19:53:40.596 INFO [stderr]     |
Dec 19 19:53:40.596 INFO [stderr] 196 |     unsafe impl<'a, T, F> UnsafeFutureObj<'a, T> for Box<F>
Dec 19 19:53:40.596 INFO [stderr]     |                        ^ unconstrained type parameter
Dec 19 19:53:40.596 INFO [stderr] 
Dec 19 19:53:40.596 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.596 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:214:24
Dec 19 19:53:40.596 INFO [stderr]     |
Dec 19 19:53:40.596 INFO [stderr] 214 |     unsafe impl<'a, T, F> UnsafeFutureObj<'a, T> for Pin<Box<F>>
Dec 19 19:53:40.596 INFO [stderr]     |                        ^ unconstrained type parameter
Dec 19 19:53:40.596 INFO [stderr] 
Dec 19 19:53:40.596 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.596 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:237:14
Dec 19 19:53:40.596 INFO [stderr]     |
Dec 19 19:53:40.596 INFO [stderr] 237 |     impl<'a, F: Future<Output = ()> + Send + 'a> From<Pin<Box<F>>> for FutureObj<'a, ()> {
Dec 19 19:53:40.596 INFO [stderr]     |              ^ unconstrained type parameter
Dec 19 19:53:40.596 INFO [stderr] 
Dec 19 19:53:40.596 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.596 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:243:14
Dec 19 19:53:40.596 INFO [stderr]     |
Dec 19 19:53:40.596 INFO [stderr] 243 |     impl<'a, F: Future<Output = ()> + Send + 'a> From<Box<F>> for FutureObj<'a, ()> {
Dec 19 19:53:40.596 INFO [stderr]     |              ^ unconstrained type parameter
Dec 19 19:53:40.596 INFO [stderr] 
Dec 19 19:53:40.596 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.596 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:249:14
Dec 19 19:53:40.596 INFO [stderr]     |
Dec 19 19:53:40.596 INFO [stderr] 249 |     impl<'a, F: Future<Output = ()> + 'a> From<Pin<Box<F>>> for LocalFutureObj<'a, ()> {
Dec 19 19:53:40.596 INFO [stderr]     |              ^ unconstrained type parameter
Dec 19 19:53:40.596 INFO [stderr] 
Dec 19 19:53:40.596 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.596 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/future/future_obj.rs:255:14
Dec 19 19:53:40.596 INFO [stderr]     |
Dec 19 19:53:40.596 INFO [stderr] 255 |     impl<'a, F: Future<Output = ()> + 'a> From<Box<F>> for LocalFutureObj<'a, ()> {
Dec 19 19:53:40.596 INFO [stderr]     |              ^ unconstrained type parameter
Dec 19 19:53:40.596 INFO [stderr] 
Dec 19 19:53:40.596 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.596 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:198:24
Dec 19 19:53:40.596 INFO [stderr]     |
Dec 19 19:53:40.596 INFO [stderr] 198 |     unsafe impl<'a, T, F> UnsafeStreamObj<'a, T> for Box<F>
Dec 19 19:53:40.596 INFO [stderr]     |                        ^ unconstrained type parameter
Dec 19 19:53:40.596 INFO [stderr] 
Dec 19 19:53:40.596 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.596 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:216:24
Dec 19 19:53:40.596 INFO [stderr]     |
Dec 19 19:53:40.596 INFO [stderr] 216 |     unsafe impl<'a, T, F> UnsafeStreamObj<'a, T> for Pin<Box<F>>
Dec 19 19:53:40.596 INFO [stderr]     |                        ^ unconstrained type parameter
Dec 19 19:53:40.596 INFO [stderr] 
Dec 19 19:53:40.596 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.596 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:234:14
Dec 19 19:53:40.596 INFO [stderr]     |
Dec 19 19:53:40.596 INFO [stderr] 234 |     impl<'a, F: Stream<Item = ()> + Send + 'a> From<Pin<Box<F>>> for StreamObj<'a, ()> {
Dec 19 19:53:40.596 INFO [stderr]     |              ^ unconstrained type parameter
Dec 19 19:53:40.596 INFO [stderr] 
Dec 19 19:53:40.596 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.596 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:240:14
Dec 19 19:53:40.596 INFO [stderr]     |
Dec 19 19:53:40.596 INFO [stderr] 240 |     impl<'a, F: Stream<Item = ()> + Send + 'a> From<Box<F>> for StreamObj<'a, ()> {
Dec 19 19:53:40.596 INFO [stderr]     |              ^ unconstrained type parameter
Dec 19 19:53:40.596 INFO [stderr] 
Dec 19 19:53:40.596 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.596 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:246:14
Dec 19 19:53:40.596 INFO [stderr]     |
Dec 19 19:53:40.596 INFO [stderr] 246 |     impl<'a, F: Stream<Item = ()> + 'a> From<Pin<Box<F>>> for LocalStreamObj<'a, ()> {
Dec 19 19:53:40.596 INFO [stderr]     |              ^ unconstrained type parameter
Dec 19 19:53:40.597 INFO [stderr] 
Dec 19 19:53:40.597 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.597 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/stream_obj.rs:252:14
Dec 19 19:53:40.597 INFO [stderr]     |
Dec 19 19:53:40.597 INFO [stderr] 252 |     impl<'a, F: Stream<Item = ()> + 'a> From<Box<F>> for LocalStreamObj<'a, ()> {
Dec 19 19:53:40.597 INFO [stderr]     |              ^ unconstrained type parameter
Dec 19 19:53:40.597 INFO [stderr] 
Dec 19 19:53:40.597 INFO [stderr] error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.597 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/mod.rs:138:10
Dec 19 19:53:40.597 INFO [stderr]     |
Dec 19 19:53:40.597 INFO [stderr] 138 |     impl<S: ?Sized + Stream + Unpin> Stream for Box<S> {
Dec 19 19:53:40.597 INFO [stderr]     |          ^ unconstrained type parameter
Dec 19 19:53:40.597 INFO [stderr] 
Dec 19 19:53:40.597 INFO [stderr] error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.597 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/mod.rs:149:10
Dec 19 19:53:40.597 INFO [stderr]     |
Dec 19 19:53:40.597 INFO [stderr] 149 |     impl<S: Stream> Stream for ::std::panic::AssertUnwindSafe<S> {
Dec 19 19:53:40.597 INFO [stderr]     |          ^ unconstrained type parameter
Dec 19 19:53:40.597 INFO [stderr] 
Dec 19 19:53:40.597 INFO [stderr] error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates
Dec 19 19:53:40.597 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.7/src/stream/mod.rs:160:10
Dec 19 19:53:40.597 INFO [stderr]     |
Dec 19 19:53:40.597 INFO [stderr] 160 |     impl<T: Unpin> Stream for ::std::collections::VecDeque<T> {
Dec 19 19:53:40.597 INFO [stderr]     |          ^ unconstrained type parameter
Dec 19 19:53:40.597 INFO [stderr] 
Dec 19 19:53:40.597 INFO [stderr] error: aborting due to 49 previous errors
Dec 19 19:53:40.597 INFO [stderr] 
Dec 19 19:53:40.597 INFO [stderr] Some errors occurred: E0207, E0412, E0433.
Dec 19 19:53:40.597 INFO [stderr] For more information about an error, try `rustc --explain E0207`.
Dec 19 19:53:40.620 INFO [stderr] error: Could not compile `futures-core-preview`.
Dec 19 19:53:40.620 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 19:53:41.898 INFO [stderr] error: build failed
Dec 19 19:53:42.569 INFO running `"docker" "inspect" "06ea1f6ce64e5cc8cc1395332b269b7db6c16e3a2bbb0684e2f2fab70e0b9608"`
Dec 19 19:53:42.846 INFO running `"docker" "rm" "-f" "06ea1f6ce64e5cc8cc1395332b269b7db6c16e3a2bbb0684e2f2fab70e0b9608"`
Dec 19 19:53:43.132 INFO [stdout] 06ea1f6ce64e5cc8cc1395332b269b7db6c16e3a2bbb0684e2f2fab70e0b9608