[INFO] fetching crate bitconch-jsonrpc-core 0.1.0...
[INFO] checking bitconch-jsonrpc-core-0.1.0 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] extracting crate bitconch-jsonrpc-core 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate bitconch-jsonrpc-core 0.1.0 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitconch-jsonrpc-core 0.1.0
[INFO] finished tweaking crates.io crate bitconch-jsonrpc-core 0.1.0
[INFO] tweaked toml for crates.io crate bitconch-jsonrpc-core 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 534da9b92749268213d6af6c3c95b7f39f31f85effb89ae7ec30fa5632dcdb40
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "534da9b92749268213d6af6c3c95b7f39f31f85effb89ae7ec30fa5632dcdb40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "534da9b92749268213d6af6c3c95b7f39f31f85effb89ae7ec30fa5632dcdb40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "534da9b92749268213d6af6c3c95b7f39f31f85effb89ae7ec30fa5632dcdb40", kill_on_drop: false }`
[INFO] [stdout] 534da9b92749268213d6af6c3c95b7f39f31f85effb89ae7ec30fa5632dcdb40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4b53b994e6e75a0a65ed73c6702ae4b635214bb7bc10d43c811cb6b6f5c366a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a4b53b994e6e75a0a65ed73c6702ae4b635214bb7bc10d43c811cb6b6f5c366a", kill_on_drop: false }`
[INFO] [stderr]     Checking bitconch-jsonrpc-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/calls.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |     Method(Arc<RpcMethod<T>>),
[INFO] [stdout]    |                ^^^^^^^^^^^^ help: use `dyn`: `dyn RpcMethod<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/calls.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Notification(Arc<RpcNotification<T>>),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RpcNotification<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/io.rs:14:31
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type FutureResponse = Box<Future<Item=Option<Response>, Error=()> + Send>;
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Option<Response>, Error=()> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/io.rs:24:6
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Box<Future<Item=Option<Output>, Error=()> + Send>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Option<Output>, Error=()> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/io.rs:246:37
[INFO] [stdout]     |
[INFO] [stdout] 246 |                 let call_method = |method: &Arc<RpcMethod<T>>| {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn RpcMethod<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/middleware.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |     type Future = Box<Future<Item=Option<Response>, Error=()> + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Option<Response>, Error=()> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/types/error.rs:67:19
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let code: i64 = try!(Deserialize::deserialize(deserializer));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:42:29
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub type BoxFuture<T> = Box<futures::Future<Item = T, Error = Error> + Send>;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn futures::Future<Item = T, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/calls.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |     Method(Arc<RpcMethod<T>>),
[INFO] [stdout]    |                ^^^^^^^^^^^^ help: use `dyn`: `dyn RpcMethod<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/calls.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Notification(Arc<RpcNotification<T>>),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RpcNotification<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/io.rs:14:31
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type FutureResponse = Box<Future<Item=Option<Response>, Error=()> + Send>;
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Option<Response>, Error=()> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/io.rs:24:6
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Box<Future<Item=Option<Output>, Error=()> + Send>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Option<Output>, Error=()> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/io.rs:246:37
[INFO] [stdout]     |
[INFO] [stdout] 246 |                 let call_method = |method: &Arc<RpcMethod<T>>| {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn RpcMethod<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/middleware.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |     type Future = Box<Future<Item=Option<Response>, Error=()> + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Option<Response>, Error=()> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/types/error.rs:67:19
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let code: i64 = try!(Deserialize::deserialize(deserializer));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:42:29
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub type BoxFuture<T> = Box<futures::Future<Item = T, Error = Error> + Send>;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn futures::Future<Item = T, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "a4b53b994e6e75a0a65ed73c6702ae4b635214bb7bc10d43c811cb6b6f5c366a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b53b994e6e75a0a65ed73c6702ae4b635214bb7bc10d43c811cb6b6f5c366a", kill_on_drop: false }`
[INFO] [stdout] a4b53b994e6e75a0a65ed73c6702ae4b635214bb7bc10d43c811cb6b6f5c366a