[INFO] fetching crate rustdt-json_rpc 0.3.0...
[INFO] checking rustdt-json_rpc-0.3.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate rustdt-json_rpc 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rustdt-json_rpc 0.3.0 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustdt-json_rpc 0.3.0
[INFO] finished tweaking crates.io crate rustdt-json_rpc 0.3.0
[INFO] tweaked toml for crates.io crate rustdt-json_rpc 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures v0.1.31
[INFO] [stderr]   Downloaded rustdt_util v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cd5f6814237c1ca87784e05aec8cb08305100be7f84079ac987a2ea7b42c0bb
[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" "3cd5f6814237c1ca87784e05aec8cb08305100be7f84079ac987a2ea7b42c0bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cd5f6814237c1ca87784e05aec8cb08305100be7f84079ac987a2ea7b42c0bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd5f6814237c1ca87784e05aec8cb08305100be7f84079ac987a2ea7b42c0bb", kill_on_drop: false }`
[INFO] [stdout] 3cd5f6814237c1ca87784e05aec8cb08305100be7f84079ac987a2ea7b42c0bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0deb4205b376d3500063abbb50ef165bfb77a346132bb0a721b1f418d1f7adab
[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" "0deb4205b376d3500063abbb50ef165bfb77a346132bb0a721b1f418d1f7adab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking rustdt_util v0.2.3
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]     Checking rustdt-json_rpc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/json_util.rs:52:90
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn obtain_Value_or(&mut self, mut json_map : &mut JsonObject, key: & str, default: & Fn() -> Value) 
[INFO] [stdout]    |                                                                                          ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json_util.rs:100:21
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let value = try!(self.obtain_Value(json_map, key));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json_util.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let value = try!(self.obtain_Value(json_map, key));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/json_util.rs:111:86
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn obtain_Object_or(&mut self, json_map : &mut JsonObject, key: &str, default: & Fn() -> JsonObject) 
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> JsonObject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json_util.rs:121:21
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let value = try!(self.obtain_Value(json_map, key));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json_util.rs:128:21
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let value = try!(self.obtain_Value(json_map, key));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:137:25
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let mut state = try!(serializer.serialize_struct("RequestError", elem_count)); 
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |             try!(serializer.serialize_struct_elt(&mut state, "code", self.code));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |             try!(serializer.serialize_struct_elt(&mut state, "message", &self.message));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |                 try!(serializer.serialize_struct_elt(&mut state, "data", data));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:154:29
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let value : Value = try!(Value::deserialize(helper.0));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:155:28
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let mut json_obj = try!(helper.as_Object(value));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:157:20
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let code = try!(helper.obtain_i64(&mut json_obj, "code"));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:158:23
[INFO] [stdout]     |
[INFO] [stdout] 158 |         let message = try!(helper.obtain_String(&mut json_obj, "message"));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_message.rs:54:21
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let value = try!(Value::deserialize(helper.0));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_message.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let json_obj = try!(helper.as_Object(value));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_message.rs:59:33
[INFO] [stdout]    |
[INFO] [stdout] 59 |             Ok(Message::Request(try!(request.map_err(to_de_error))))
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_message.rs:62:34
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Ok(Message::Response(try!(response.map_err(to_de_error))))
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let jsonrpc = try!(helper.obtain_String(json_obj, "jsonrpc"));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut state = try!(serializer.serialize_struct("Request", elem_count)); 
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |             try!(serializer.serialize_struct_elt(&mut state, "jsonrpc", "2.0"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 try!(serializer.serialize_struct_elt(&mut state, "id", id));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |             try!(serializer.serialize_struct_elt(&mut state, "method", &self.method));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |             try!(serializer.serialize_struct_elt(&mut state, "params", &self.params));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let value = try!(Value::deserialize(helper.0));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:83:28
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let mut json_obj = try!(helper.as_Object(value));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         try!(check_jsonrpc_field(&mut helper, &mut json_obj));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:88:18
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let id = try!(id.map_or(Ok(None), |value| serde_json::from_value(value).map_err(to_de_error)));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:89:22
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let method = try!(helper.obtain_String(&mut json_obj, "method"));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:90:22
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let params = try!(helper.obtain_Value(&mut json_obj, "params"));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:92:22
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let params = try!(to_jsonrpc_params(params).map_err(to_de_error));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_request.rs:164:22
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let values = try!(de::impls::VecVisitor::new().visit_seq(visitor));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_request.rs:171:22
[INFO] [stdout]     |
[INFO] [stdout] 171 |         let values = try!(de::impls::BTreeMapVisitor::new().visit_map(visitor));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:67:25
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut state = try!(serializer.serialize_struct("Response", elem_count));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |             try!(serializer.serialize_struct_elt(&mut state, "jsonrpc", "2.0"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |             try!(serializer.serialize_struct_elt(&mut state, "id", &self.id));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |                     try!(serializer.serialize_struct_elt(&mut state, "result", &value));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     try!(serializer.serialize_struct_elt(&mut state, "error", &json_rpc_error)); 
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let value = try!(Value::deserialize(helper.0));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:91:28
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let mut json_obj = try!(helper.as_Object(value));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |         try!(check_jsonrpc_field(&mut helper, &mut json_obj));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let id_value = try!(helper.obtain_Value(&mut json_obj, "id"));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:96:23
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let id : Id = try!(serde_json::from_value(id_value).map_err(to_de_error));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_response.rs:103:44
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 let error : RequestError = try!(serde_json::from_value(error_obj).map_err(to_de_error));
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/service_util.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         try!(self.0.read_line(&mut result));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/service_util.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         try!(self.0.write_all(msg.as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/service_util.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         try!(self.0.write_all(&['\n' as u8]));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/service_util.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         try!(self.0.flush());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/output_agent.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub type OutputAgentTask = Box<Fn(&mut MessageWriter) + Send>;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut MessageWriter) + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/output_agent.rs:39:40
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub type OutputAgentTask = Box<Fn(&mut MessageWriter) + Send>;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn MessageWriter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:122:31
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub request_handler : Box<RequestHandler>,
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:127:80
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn create_with_writer<WRITER>(msg_writer: WRITER, request_handler: Box<RequestHandler>) 
[INFO] [stdout]     |                                                                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:136:85
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn create_with_output_agent(output_agent: OutputAgent, request_handler: Box<RequestHandler>) 
[INFO] [stdout]     |                                                                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:143:60
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn create(endpoint: Endpoint, request_handler: Box<RequestHandler>) 
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:239:22
[INFO] [stdout]     |
[INFO] [stdout] 239 |     on_response: Box<FnMut(Option<Response>) + Send>,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Option<Response>) + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:244:49
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn new(id: Option<Id>, on_response: Box<FnMut(Option<Response>) + Send>) -> ResponseCompletable {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Option<Response>) + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/map_request_handler.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub type RpcMethodHandler = Fn(RequestParams, ResponseCompletable);
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(RequestParams, ResponseCompletable)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/map_request_handler.rs:40:24
[INFO] [stdout]    |
[INFO] [stdout] 40 |         method_fn: Box<Fn(PARAMS)>
[INFO] [stdout]    |                        ^^^^^^^^^^ help: use `dyn`: `dyn Fn(PARAMS)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/map_request_handler.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |         method_fn: Box<Fn(PARAMS) -> MethodResult<RET, RET_ERROR>>
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(PARAMS) -> MethodResult<RET, RET_ERROR>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `futures::BoxFuture`: 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
[INFO] [stdout]   --> src/jsonrpc.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | use futures::BoxFuture;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `futures::BoxFuture`: 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
[INFO] [stdout]    --> src/jsonrpc.rs:417:42
[INFO] [stdout]     |
[INFO] [stdout] 417 | pub type RequestFuture<RET, RET_ERROR> = BoxFuture<RequestResult<RET, RET_ERROR>, futures::Canceled>;
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `futures::Complete::<T>::complete`: renamed to `send`
[INFO] [stdout]    --> src/jsonrpc.rs:481:20
[INFO] [stdout]     |
[INFO] [stdout] 481 |                 entry.complete(result_or_error) 
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/jsonrpc.rs:388:55
[INFO] [stdout]     |
[INFO] [stdout] 388 |     let write_task : OutputAgentTask = Box::new(move |mut response_handler| {
[INFO] [stdout]     |                                                       ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                       |
[INFO] [stdout]     |                                                       help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/json_util.rs:42:32
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn obtain_Value(&mut self, mut json_map : &mut JsonObject, key: & str) 
[INFO] [stdout]    |                                ----^^^^^^^^
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/json_util.rs:52:35
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn obtain_Value_or(&mut self, mut json_map : &mut JsonObject, key: & str, default: & Fn() -> Value) 
[INFO] [stdout]    |                                   ----^^^^^^^^
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/output_agent.rs:133:20
[INFO] [stdout]     |
[INFO] [stdout] 133 |             panic!(err);
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 133 |             panic!("{}", err);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 133 |             std::panic::panic_any(err);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 66 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/tests_sample_types.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 |             match try!(visitor.visit_key()) {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/tests_sample_types.rs:70:51
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 Some(PointField::X) => { x = Some(try!(visitor.visit_value())); }
[INFO] [stdout]    |                                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/tests_sample_types.rs:71:51
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 Some(PointField::Y) => { y = Some(try!(visitor.visit_value())); }
[INFO] [stdout]    |                                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/tests_sample_types.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             None => try!(visitor.missing_field("x")),
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/tests_sample_types.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 |             None => try!(visitor.missing_field("y")),
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/tests_sample_types.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         try!(visitor.end());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/tests_sample_types.rs:98:25
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let mut state = try!(serializer.serialize_struct("Point", elem_count)); 
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> tests/tests_sample_types.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |             try!(serializer.serialize_struct_elt(&mut state, "x", &self.x));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> tests/tests_sample_types.rs:101:13
[INFO] [stdout]     |
[INFO] [stdout] 101 |             try!(serializer.serialize_struct_elt(&mut state, "y", &self.y));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/tests_sample_types.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 |             match try!(visitor.visit_key()) {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/tests_sample_types.rs:70:51
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 Some(PointField::X) => { x = Some(try!(visitor.visit_value())); }
[INFO] [stdout]    |                                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/tests_sample_types.rs:71:51
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 Some(PointField::Y) => { y = Some(try!(visitor.visit_value())); }
[INFO] [stdout]    |                                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/tests_sample_types.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             None => try!(visitor.missing_field("x")),
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/tests_sample_types.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 |             None => try!(visitor.missing_field("y")),
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/tests_sample_types.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         try!(visitor.end());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/tests_sample_types.rs:98:25
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let mut state = try!(serializer.serialize_struct("Point", elem_count)); 
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> tests/tests_sample_types.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |             try!(serializer.serialize_struct_elt(&mut state, "x", &self.x));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> tests/tests_sample_types.rs:101:13
[INFO] [stdout]     |
[INFO] [stdout] 101 |             try!(serializer.serialize_struct_elt(&mut state, "y", &self.y));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/json_util.rs:52:90
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn obtain_Value_or(&mut self, mut json_map : &mut JsonObject, key: & str, default: & Fn() -> Value) 
[INFO] [stdout]    |                                                                                          ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json_util.rs:100:21
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let value = try!(self.obtain_Value(json_map, key));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json_util.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let value = try!(self.obtain_Value(json_map, key));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/json_util.rs:111:86
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn obtain_Object_or(&mut self, json_map : &mut JsonObject, key: &str, default: & Fn() -> JsonObject) 
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> JsonObject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json_util.rs:121:21
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let value = try!(self.obtain_Value(json_map, key));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json_util.rs:128:21
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let value = try!(self.obtain_Value(json_map, key));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:137:25
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let mut state = try!(serializer.serialize_struct("RequestError", elem_count)); 
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |             try!(serializer.serialize_struct_elt(&mut state, "code", self.code));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |             try!(serializer.serialize_struct_elt(&mut state, "message", &self.message));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |                 try!(serializer.serialize_struct_elt(&mut state, "data", data));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:154:29
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let value : Value = try!(Value::deserialize(helper.0));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:155:28
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let mut json_obj = try!(helper.as_Object(value));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:157:20
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let code = try!(helper.obtain_i64(&mut json_obj, "code"));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_common.rs:158:23
[INFO] [stdout]     |
[INFO] [stdout] 158 |         let message = try!(helper.obtain_String(&mut json_obj, "message"));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_message.rs:54:21
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let value = try!(Value::deserialize(helper.0));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_message.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let json_obj = try!(helper.as_Object(value));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_message.rs:59:33
[INFO] [stdout]    |
[INFO] [stdout] 59 |             Ok(Message::Request(try!(request.map_err(to_de_error))))
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_message.rs:62:34
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Ok(Message::Response(try!(response.map_err(to_de_error))))
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `json_util::*`
[INFO] [stdout]   --> src/jsonrpc_message.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |     use json_util::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_response::*`
[INFO] [stdout]   --> src/jsonrpc_message.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     use jsonrpc_response::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_request::*`
[INFO] [stdout]   --> src/jsonrpc_message.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     use jsonrpc_request::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let jsonrpc = try!(helper.obtain_String(json_obj, "jsonrpc"));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut state = try!(serializer.serialize_struct("Request", elem_count)); 
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |             try!(serializer.serialize_struct_elt(&mut state, "jsonrpc", "2.0"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 try!(serializer.serialize_struct_elt(&mut state, "id", id));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |             try!(serializer.serialize_struct_elt(&mut state, "method", &self.method));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |             try!(serializer.serialize_struct_elt(&mut state, "params", &self.params));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let value = try!(Value::deserialize(helper.0));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:83:28
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let mut json_obj = try!(helper.as_Object(value));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         try!(check_jsonrpc_field(&mut helper, &mut json_obj));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:88:18
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let id = try!(id.map_or(Ok(None), |value| serde_json::from_value(value).map_err(to_de_error)));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:89:22
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let method = try!(helper.obtain_String(&mut json_obj, "method"));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:90:22
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let params = try!(helper.obtain_Value(&mut json_obj, "params"));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_request.rs:92:22
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let params = try!(to_jsonrpc_params(params).map_err(to_de_error));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_request.rs:164:22
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let values = try!(de::impls::VecVisitor::new().visit_seq(visitor));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_request.rs:171:22
[INFO] [stdout]     |
[INFO] [stdout] 171 |         let values = try!(de::impls::BTreeMapVisitor::new().visit_map(visitor));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `json_util::*`
[INFO] [stdout]    --> src/jsonrpc_request.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |     use json_util::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_common::*`
[INFO] [stdout]    --> src/jsonrpc_request.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 187 |     use jsonrpc_common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:67:25
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut state = try!(serializer.serialize_struct("Response", elem_count));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |             try!(serializer.serialize_struct_elt(&mut state, "jsonrpc", "2.0"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |             try!(serializer.serialize_struct_elt(&mut state, "id", &self.id));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |                     try!(serializer.serialize_struct_elt(&mut state, "result", &value));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     try!(serializer.serialize_struct_elt(&mut state, "error", &json_rpc_error)); 
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let value = try!(Value::deserialize(helper.0));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:91:28
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let mut json_obj = try!(helper.as_Object(value));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |         try!(check_jsonrpc_field(&mut helper, &mut json_obj));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let id_value = try!(helper.obtain_Value(&mut json_obj, "id"));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/jsonrpc_response.rs:96:23
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let id : Id = try!(serde_json::from_value(id_value).map_err(to_de_error));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/jsonrpc_response.rs:103:44
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 let error : RequestError = try!(serde_json::from_value(error_obj).map_err(to_de_error));
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_common::*`
[INFO] [stdout]    --> src/jsonrpc_response.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |     use jsonrpc_common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `json_util::*`
[INFO] [stdout]    --> src/jsonrpc_response.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |     use json_util::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/service_util.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         try!(self.0.read_line(&mut result));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/service_util.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         try!(self.0.write_all(msg.as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/service_util.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         try!(self.0.write_all(&['\n' as u8]));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/service_util.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         try!(self.0.flush());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/output_agent.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub type OutputAgentTask = Box<Fn(&mut MessageWriter) + Send>;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut MessageWriter) + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/output_agent.rs:39:40
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub type OutputAgentTask = Box<Fn(&mut MessageWriter) + Send>;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn MessageWriter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:122:31
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub request_handler : Box<RequestHandler>,
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:127:80
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn create_with_writer<WRITER>(msg_writer: WRITER, request_handler: Box<RequestHandler>) 
[INFO] [stdout]     |                                                                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:136:85
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn create_with_output_agent(output_agent: OutputAgent, request_handler: Box<RequestHandler>) 
[INFO] [stdout]     |                                                                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:143:60
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn create(endpoint: Endpoint, request_handler: Box<RequestHandler>) 
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:239:22
[INFO] [stdout]     |
[INFO] [stdout] 239 |     on_response: Box<FnMut(Option<Response>) + Send>,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Option<Response>) + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:244:49
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn new(id: Option<Id>, on_response: Box<FnMut(Option<Response>) + Send>) -> ResponseCompletable {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Option<Response>) + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/map_request_handler.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub type RpcMethodHandler = Fn(RequestParams, ResponseCompletable);
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(RequestParams, ResponseCompletable)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/map_request_handler.rs:40:24
[INFO] [stdout]    |
[INFO] [stdout] 40 |         method_fn: Box<Fn(PARAMS)>
[INFO] [stdout]    |                        ^^^^^^^^^^ help: use `dyn`: `dyn Fn(PARAMS)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/map_request_handler.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |         method_fn: Box<Fn(PARAMS) -> MethodResult<RET, RET_ERROR>>
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(PARAMS) -> MethodResult<RET, RET_ERROR>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/tests_sample_types.rs:76:19
[INFO] [stdout]    |
[INFO] [stdout] 76 |             match try!(visitor.visit_key()) {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/tests_sample_types.rs:77:51
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 Some(PointField::X) => { x = Some(try!(visitor.visit_value())); }
[INFO] [stdout]    |                                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/tests_sample_types.rs:78:51
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 Some(PointField::Y) => { y = Some(try!(visitor.visit_value())); }
[INFO] [stdout]    |                                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/tests_sample_types.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |             None => try!(visitor.missing_field("x")),
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/tests_sample_types.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |             None => try!(visitor.missing_field("y")),
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/tests_sample_types.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |         try!(visitor.end());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tests_sample_types.rs:105:25
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let mut state = try!(serializer.serialize_struct("Point", elem_count)); 
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tests_sample_types.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |             try!(serializer.serialize_struct_elt(&mut state, "x", &self.x));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tests_sample_types.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |             try!(serializer.serialize_struct_elt(&mut state, "y", &self.y));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `util::core::*`
[INFO] [stdout]    --> src/jsonrpc.rs:504:9
[INFO] [stdout]     |
[INFO] [stdout] 504 |     use util::core::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_common::*`
[INFO] [stdout]    --> src/jsonrpc.rs:514:9
[INFO] [stdout]     |
[INFO] [stdout] 514 |     use jsonrpc_common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_response::*`
[INFO] [stdout]    --> src/jsonrpc.rs:515:9
[INFO] [stdout]     |
[INFO] [stdout] 515 |     use jsonrpc_response::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_request::*`
[INFO] [stdout]    --> src/jsonrpc.rs:516:9
[INFO] [stdout]     |
[INFO] [stdout] 516 |     use jsonrpc_request::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `method_types::*`
[INFO] [stdout]    --> src/jsonrpc.rs:518:9
[INFO] [stdout]     |
[INFO] [stdout] 518 |     use method_types::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:558:27
[INFO] [stdout]     |
[INFO] [stdout] 558 |         req_handler: &mut RequestHandler, 
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:566:31
[INFO] [stdout]     |
[INFO] [stdout] 566 |         let on_response : Box<FnMut(Option<Response>) + Send> = new(move |response: Option<Response>| {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Option<Response>) + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/jsonrpc.rs:678:33
[INFO] [stdout]     |
[INFO] [stdout] 678 |     pub fn noop_unpark() -> Arc<Unpark> {
[INFO] [stdout]     |                                 ^^^^^^ help: use `dyn`: `dyn Unpark`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `futures::BoxFuture`: 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
[INFO] [stdout]   --> src/jsonrpc.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | use futures::BoxFuture;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `futures::BoxFuture`: 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
[INFO] [stdout]    --> src/jsonrpc.rs:417:42
[INFO] [stdout]     |
[INFO] [stdout] 417 | pub type RequestFuture<RET, RET_ERROR> = BoxFuture<RequestResult<RET, RET_ERROR>, futures::Canceled>;
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `futures::task::Unpark`: recommended to use `Notify` instead
[INFO] [stdout]    --> src/jsonrpc.rs:524:9
[INFO] [stdout]     |
[INFO] [stdout] 524 |     use futures::task::Unpark;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `futures::task::Unpark`: recommended to use `Notify` instead
[INFO] [stdout]    --> src/jsonrpc.rs:678:33
[INFO] [stdout]     |
[INFO] [stdout] 678 |     pub fn noop_unpark() -> Arc<Unpark> {
[INFO] [stdout]     |                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `futures::task::Unpark`: recommended to use `Notify` instead
[INFO] [stdout]    --> src/jsonrpc.rs:681:14
[INFO] [stdout]     |
[INFO] [stdout] 681 |         impl Unpark for Foo {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `futures::Complete::<T>::complete`: renamed to `send`
[INFO] [stdout]    --> src/jsonrpc.rs:481:20
[INFO] [stdout]     |
[INFO] [stdout] 481 |                 entry.complete(result_or_error) 
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `futures::task_impl::std::<impl futures::task::Spawn<F>>::poll_future`: recommended to use `poll_future_notify` instead
[INFO] [stdout]    --> src/jsonrpc.rs:662:26
[INFO] [stdout]     |
[INFO] [stdout] 662 |         let poll = spawn.poll_future(noop_unpark());
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/jsonrpc.rs:388:55
[INFO] [stdout]     |
[INFO] [stdout] 388 |     let write_task : OutputAgentTask = Box::new(move |mut response_handler| {
[INFO] [stdout]     |                                                       ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                       |
[INFO] [stdout]     |                                                       help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/json_util.rs:42:32
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn obtain_Value(&mut self, mut json_map : &mut JsonObject, key: & str) 
[INFO] [stdout]    |                                ----^^^^^^^^
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/json_util.rs:52:35
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn obtain_Value_or(&mut self, mut json_map : &mut JsonObject, key: & str, default: & Fn() -> Value) 
[INFO] [stdout]    |                                   ----^^^^^^^^
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/output_agent.rs:133:20
[INFO] [stdout]     |
[INFO] [stdout] 133 |             panic!(err);
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 133 |             panic!("{}", err);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 133 |             std::panic::panic_any(err);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 94 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.44s
[INFO] running `Command { std: "docker" "inspect" "0deb4205b376d3500063abbb50ef165bfb77a346132bb0a721b1f418d1f7adab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0deb4205b376d3500063abbb50ef165bfb77a346132bb0a721b1f418d1f7adab", kill_on_drop: false }`
[INFO] [stdout] 0deb4205b376d3500063abbb50ef165bfb77a346132bb0a721b1f418d1f7adab