[INFO] fetching crate bitconch-jsonrpc-core 0.1.0...
[INFO] extracting crate bitconch-jsonrpc-core 0.1.0 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/bitconch-jsonrpc-core/0.1.0
[INFO] extracting crate bitconch-jsonrpc-core 0.1.0 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/bitconch-jsonrpc-core/0.1.0
[INFO] validating manifest of bitconch-jsonrpc-core-0.1.0 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bitconch-jsonrpc-core-0.1.0 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bitconch-jsonrpc-core-0.1.0
[INFO] finished frobbing bitconch-jsonrpc-core-0.1.0
[INFO] frobbed toml for bitconch-jsonrpc-core-0.1.0 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/bitconch-jsonrpc-core/0.1.0/Cargo.toml
[INFO] started frobbing bitconch-jsonrpc-core-0.1.0
[INFO] finished frobbing bitconch-jsonrpc-core-0.1.0
[INFO] frobbed toml for bitconch-jsonrpc-core-0.1.0 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/bitconch-jsonrpc-core/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking bitconch-jsonrpc-core-0.1.0 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-4/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/bitconch-jsonrpc-core/0.1.0:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 40d334c7f0d3b27562273986694cbf6b0a7fb2c47baa01c5219542af356cf478
[INFO] running `"docker" "start" "-a" "40d334c7f0d3b27562273986694cbf6b0a7fb2c47baa01c5219542af356cf478"`
[INFO] [stderr]     Checking bitconch-jsonrpc-core v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/calls.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |     Method(Arc<RpcMethod<T>>),
[INFO] [stderr]    |                ^^^^^^^^^^^^ help: use `dyn`: `dyn RpcMethod<T>`
[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/calls.rs:46:19
[INFO] [stderr]    |
[INFO] [stderr] 46 |     Notification(Arc<RpcNotification<T>>),
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RpcNotification<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/io.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type FutureResponse = Box<Future<Item=Option<Response>, Error=()> + Send>;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Option<Response>, Error=()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/io.rs:24:6
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Box<Future<Item=Option<Output>, Error=()> + Send>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Option<Output>, Error=()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/io.rs:246:37
[INFO] [stderr]     |
[INFO] [stderr] 246 |                 let call_method = |method: &Arc<RpcMethod<T>>| {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn RpcMethod<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |     type Future = Box<Future<Item=Option<Response>, Error=()> + Send>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Option<Response>, Error=()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:42:29
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub type BoxFuture<T> = Box<futures::Future<Item = T, Error = Error> + Send>;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn futures::Future<Item = T, Error = Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/calls.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |     Method(Arc<RpcMethod<T>>),
[INFO] [stderr]    |                ^^^^^^^^^^^^ help: use `dyn`: `dyn RpcMethod<T>`
[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/calls.rs:46:19
[INFO] [stderr]    |
[INFO] [stderr] 46 |     Notification(Arc<RpcNotification<T>>),
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RpcNotification<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/io.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type FutureResponse = Box<Future<Item=Option<Response>, Error=()> + Send>;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Option<Response>, Error=()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/io.rs:24:6
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Box<Future<Item=Option<Output>, Error=()> + Send>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Option<Output>, Error=()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/io.rs:246:37
[INFO] [stderr]     |
[INFO] [stderr] 246 |                 let call_method = |method: &Arc<RpcMethod<T>>| {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn RpcMethod<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |     type Future = Box<Future<Item=Option<Response>, Error=()> + Send>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Option<Response>, Error=()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:42:29
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub type BoxFuture<T> = Box<futures::Future<Item = T, Error = Error> + Send>;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn futures::Future<Item = T, Error = Error> + Send`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `"docker" "inspect" "40d334c7f0d3b27562273986694cbf6b0a7fb2c47baa01c5219542af356cf478"`
[INFO] running `"docker" "rm" "-f" "40d334c7f0d3b27562273986694cbf6b0a7fb2c47baa01c5219542af356cf478"`
[INFO] [stdout] 40d334c7f0d3b27562273986694cbf6b0a7fb2c47baa01c5219542af356cf478