[INFO] crate thruster-core-async-await 0.7.8 is already in cache
[INFO] extracting crate thruster-core-async-await 0.7.8 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/thruster-core-async-await/0.7.8
[INFO] extracting crate thruster-core-async-await 0.7.8 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/thruster-core-async-await/0.7.8
[INFO] validating manifest of thruster-core-async-await-0.7.8 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of thruster-core-async-await-0.7.8 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing thruster-core-async-await-0.7.8
[INFO] finished frobbing thruster-core-async-await-0.7.8
[INFO] frobbed toml for thruster-core-async-await-0.7.8 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/thruster-core-async-await/0.7.8/Cargo.toml
[INFO] started frobbing thruster-core-async-await-0.7.8
[INFO] finished frobbing thruster-core-async-await-0.7.8
[INFO] frobbed toml for thruster-core-async-await-0.7.8 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/thruster-core-async-await/0.7.8/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking thruster-core-async-await-0.7.8 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/thruster-core-async-await/0.7.8:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 38c7aee8591c6e61685ffaa6b508d8a28965453969da337b1c105e6726b3bf14
[INFO] running `"docker" "start" "-a" "38c7aee8591c6e61685ffaa6b508d8a28965453969da337b1c105e6726b3bf14"`
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking thruster-core-async-await v0.7.8 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `crate::errors::ThrusterError`
[INFO] [stderr]  --> src/middleware.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::errors::ThrusterError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/middleware.rs:9:45
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub type MiddlewareReturnValue<T> = Pin<Box<Future<Output=T> + Send + Sync>>;
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Output=T> + Send + Sync`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:11:34
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type MiddlewareNext<C> = Box<Fn(C) -> Pin<Box<Future<Output=C> + Send + Sync>> + Send + Sync>;
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(C) -> Pin<Box<Future<Output=C> + Send + Sync>> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:11:51
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type MiddlewareNext<C> = Box<Fn(C) -> Pin<Box<Future<Output=C> + Send + Sync>> + Send + Sync>;
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Output=C> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:13:35
[INFO] [stderr]    |
[INFO] [stderr] 13 | type MiddlewareFn<C> = fn(C, Box<((Fn(C) -> Pin<Box<Future<Output=C> + Send + Sync>>) + 'static + Send + Sync)>) -> Pin<Box<Future<Output=C> + Send + Sync>>;
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (Fn(C) -> Pin<Box<Future<Output=C> + Send + Sync>>) + 'static + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:13:53
[INFO] [stderr]    |
[INFO] [stderr] 13 | type MiddlewareFn<C> = fn(C, Box<((Fn(C) -> Pin<Box<Future<Output=C> + Send + Sync>>) + 'static + Send + Sync)>) -> Pin<Box<Future<Output=C> + Send + Sync>>;
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Output=C> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:13:125
[INFO] [stderr]    |
[INFO] [stderr] 13 | type MiddlewareFn<C> = fn(C, Box<((Fn(C) -> Pin<Box<Future<Output=C> + Send + Sync>>) + 'static + Send + Sync)>) -> Pin<Box<Future<Output=C> + Send + Sync>>;
[INFO] [stderr]    |                                                                                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Output=C> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:57:52
[INFO] [stderr]    |
[INFO] [stderr] 57 |   fn chained_run(&self, i: usize, j: usize) -> Box<Fn(C) -> Pin<Box<Future<Output=MiddlewareResult<C>> + Send + Sync>> + Send + Sync> {
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(C) -> Pin<Box<Future<Output=MiddlewareResult<C>> + Send + Sync>> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:57:69
[INFO] [stderr]    |
[INFO] [stderr] 57 |   fn chained_run(&self, i: usize, j: usize) -> Box<Fn(C) -> Pin<Box<Future<Output=MiddlewareResult<C>> + Send + Sync>> + Send + Sync> {
[INFO] [stderr]    |                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Output=MiddlewareResult<C>> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:65:40
[INFO] [stderr]    |
[INFO] [stderr] 65 |   fn run(&self, context: C) -> Pin<Box<Future<Output=MiddlewareResult<C>> + Send + Sync>> {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Output=MiddlewareResult<C>> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware.rs:115:44
[INFO] [stderr]     |
[INFO] [stderr] 115 |   pub fn run(&self, context: T) -> Pin<Box<Future<Output=T> + Send + Sync>> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Output=T> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::errors::ThrusterError`
[INFO] [stderr]  --> src/middleware.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::errors::ThrusterError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/middleware.rs:9:45
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub type MiddlewareReturnValue<T> = Pin<Box<Future<Output=T> + Send + Sync>>;
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Output=T> + Send + Sync`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:11:34
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type MiddlewareNext<C> = Box<Fn(C) -> Pin<Box<Future<Output=C> + Send + Sync>> + Send + Sync>;
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(C) -> Pin<Box<Future<Output=C> + Send + Sync>> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:11:51
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type MiddlewareNext<C> = Box<Fn(C) -> Pin<Box<Future<Output=C> + Send + Sync>> + Send + Sync>;
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Output=C> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:13:35
[INFO] [stderr]    |
[INFO] [stderr] 13 | type MiddlewareFn<C> = fn(C, Box<((Fn(C) -> Pin<Box<Future<Output=C> + Send + Sync>>) + 'static + Send + Sync)>) -> Pin<Box<Future<Output=C> + Send + Sync>>;
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (Fn(C) -> Pin<Box<Future<Output=C> + Send + Sync>>) + 'static + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:13:53
[INFO] [stderr]    |
[INFO] [stderr] 13 | type MiddlewareFn<C> = fn(C, Box<((Fn(C) -> Pin<Box<Future<Output=C> + Send + Sync>>) + 'static + Send + Sync)>) -> Pin<Box<Future<Output=C> + Send + Sync>>;
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Output=C> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:13:125
[INFO] [stderr]    |
[INFO] [stderr] 13 | type MiddlewareFn<C> = fn(C, Box<((Fn(C) -> Pin<Box<Future<Output=C> + Send + Sync>>) + 'static + Send + Sync)>) -> Pin<Box<Future<Output=C> + Send + Sync>>;
[INFO] [stderr]    |                                                                                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Output=C> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:57:52
[INFO] [stderr]    |
[INFO] [stderr] 57 |   fn chained_run(&self, i: usize, j: usize) -> Box<Fn(C) -> Pin<Box<Future<Output=MiddlewareResult<C>> + Send + Sync>> + Send + Sync> {
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(C) -> Pin<Box<Future<Output=MiddlewareResult<C>> + Send + Sync>> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:57:69
[INFO] [stderr]    |
[INFO] [stderr] 57 |   fn chained_run(&self, i: usize, j: usize) -> Box<Fn(C) -> Pin<Box<Future<Output=MiddlewareResult<C>> + Send + Sync>> + Send + Sync> {
[INFO] [stderr]    |                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Output=MiddlewareResult<C>> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:65:40
[INFO] [stderr]    |
[INFO] [stderr] 65 |   fn run(&self, context: C) -> Pin<Box<Future<Output=MiddlewareResult<C>> + Send + Sync>> {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Output=MiddlewareResult<C>> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware.rs:115:44
[INFO] [stderr]     |
[INFO] [stderr] 115 |   pub fn run(&self, context: T) -> Pin<Box<Future<Output=T> + Send + Sync>> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Output=T> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.61s
[INFO] running `"docker" "inspect" "38c7aee8591c6e61685ffaa6b508d8a28965453969da337b1c105e6726b3bf14"`
[INFO] running `"docker" "rm" "-f" "38c7aee8591c6e61685ffaa6b508d8a28965453969da337b1c105e6726b3bf14"`
[INFO] [stdout] 38c7aee8591c6e61685ffaa6b508d8a28965453969da337b1c105e6726b3bf14