[INFO] fetching crate mpris 1.1.2...
[INFO] checking mpris-1.1.2 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate mpris 1.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mpris 1.1.2 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mpris 1.1.2
[INFO] finished tweaking crates.io crate mpris 1.1.2
[INFO] tweaked toml for crates.io crate mpris 1.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded from_variants v0.3.0
[INFO] [stderr]   Downloaded from_variants_impl v0.3.0
[INFO] [stderr]   Downloaded darling v0.4.0
[INFO] [stderr]   Downloaded darling_macro v0.4.0
[INFO] [stderr]   Downloaded darling_core v0.4.0
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c1be5c37a225963415277e2963d1837c7159d9d5f4e6d41965dca01b7ef87a26
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "c1be5c37a225963415277e2963d1837c7159d9d5f4e6d41965dca01b7ef87a26"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling derive_is_enum_variant v0.1.1
[INFO] [stderr]    Compiling enum-kinds v0.4.1
[INFO] [stderr]    Compiling darling_core v0.4.0
[INFO] [stderr]    Compiling darling_macro v0.4.0
[INFO] [stderr]    Compiling darling v0.4.0
[INFO] [stderr]    Compiling from_variants_impl v0.3.0
[INFO] [stderr]     Checking from_variants v0.3.0
[INFO] [stderr]     Checking mpris v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:42:21
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]    |                     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |         try!(m.as_result());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:53:53
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let value: arg::Variant<Box<arg::RefArg>> = try!(i.read());
[INFO] [stderr]    |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:62:21
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         try!(m.as_result());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:73:13
[INFO] [stderr]    |
[INFO] [stderr] 73 |             try!(i.read());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:83:21
[INFO] [stderr]    |
[INFO] [stderr] 83 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         try!(m.as_result());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:114:31
[INFO] [stderr]     |
[INFO] [stderr] 114 |         self.interface_name = try!(i.read());
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:115:35
[INFO] [stderr]     |
[INFO] [stderr] 115 |         self.changed_properties = try!(i.read());
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:116:39
[INFO] [stderr]     |
[INFO] [stderr] 116 |         self.invalidated_properties = try!(i.read());
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:132:21
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:139:32
[INFO] [stderr]     |
[INFO] [stderr] 139 |         let xml_data: String = try!(i.read());
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:156:21
[INFO] [stderr]     |
[INFO] [stderr] 156 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:161:9
[INFO] [stderr]     |
[INFO] [stderr] 161 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:166:21
[INFO] [stderr]     |
[INFO] [stderr] 166 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:173:36
[INFO] [stderr]     |
[INFO] [stderr] 173 |         let machine_uuid: String = try!(i.read());
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:197:21
[INFO] [stderr]     |
[INFO] [stderr] 197 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:207:21
[INFO] [stderr]     |
[INFO] [stderr] 207 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:212:9
[INFO] [stderr]     |
[INFO] [stderr] 212 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:313:21
[INFO] [stderr]     |
[INFO] [stderr] 313 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:318:9
[INFO] [stderr]     |
[INFO] [stderr] 318 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:323:21
[INFO] [stderr]     |
[INFO] [stderr] 323 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:328:9
[INFO] [stderr]     |
[INFO] [stderr] 328 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:333:21
[INFO] [stderr]     |
[INFO] [stderr] 333 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:338:9
[INFO] [stderr]     |
[INFO] [stderr] 338 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:343:21
[INFO] [stderr]     |
[INFO] [stderr] 343 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:348:9
[INFO] [stderr]     |
[INFO] [stderr] 348 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:353:21
[INFO] [stderr]     |
[INFO] [stderr] 353 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:358:9
[INFO] [stderr]     |
[INFO] [stderr] 358 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:363:21
[INFO] [stderr]     |
[INFO] [stderr] 363 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:368:9
[INFO] [stderr]     |
[INFO] [stderr] 368 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:373:21
[INFO] [stderr]     |
[INFO] [stderr] 373 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:381:9
[INFO] [stderr]     |
[INFO] [stderr] 381 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:386:21
[INFO] [stderr]     |
[INFO] [stderr] 386 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:395:9
[INFO] [stderr]     |
[INFO] [stderr] 395 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:400:21
[INFO] [stderr]     |
[INFO] [stderr] 400 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:408:9
[INFO] [stderr]     |
[INFO] [stderr] 408 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:584:25
[INFO] [stderr]     |
[INFO] [stderr] 584 |         self.position = try!(i.read());
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generated/mod.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 |     ) -> Result<arg::Variant<Box<arg::RefArg>>, Self::Err>;
[INFO] [stderr]    |                                  ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[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/generated/mod.rs:23:70
[INFO] [stderr]    |
[INFO] [stderr] 23 |     ) -> Result<::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg>>>, Self::Err>;
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generated/mod.rs:28:33
[INFO] [stderr]    |
[INFO] [stderr] 28 |         value: arg::Variant<Box<arg::RefArg>>,
[INFO] [stderr]    |                                 ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generated/mod.rs:41:34
[INFO] [stderr]    |
[INFO] [stderr] 41 |     ) -> Result<arg::Variant<Box<arg::RefArg>>, Self::Err> {
[INFO] [stderr]    |                                  ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generated/mod.rs:53:37
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let value: arg::Variant<Box<arg::RefArg>> = try!(i.read());
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generated/mod.rs:60:70
[INFO] [stderr]    |
[INFO] [stderr] 60 |     ) -> Result<::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg>>>, Self::Err>
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generated/mod.rs:72:78
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let properties: ::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg>>> =
[INFO] [stderr]    |                                                                              ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generated/mod.rs:81:33
[INFO] [stderr]    |
[INFO] [stderr] 81 |         value: arg::Variant<Box<arg::RefArg>>,
[INFO] [stderr]    |                                 ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/mod.rs:101:82
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub changed_properties: ::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg>>>,
[INFO] [stderr]     |                                                                                  ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/mod.rs:109:35
[INFO] [stderr]     |
[INFO] [stderr] 109 |         (&self.interface_name as &arg::RefArg).append(i);
[INFO] [stderr]     |                                   ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/mod.rs:110:39
[INFO] [stderr]     |
[INFO] [stderr] 110 |         (&self.changed_properties as &arg::RefArg).append(i);
[INFO] [stderr]     |                                       ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/mod.rs:111:43
[INFO] [stderr]     |
[INFO] [stderr] 111 |         (&self.invalidated_properties as &arg::RefArg).append(i);
[INFO] [stderr]     |                                           ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/mod.rs:293:70
[INFO] [stderr]     |
[INFO] [stderr] 293 |     ) -> Result<::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg>>>, Self::Err>;
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/mod.rs:446:70
[INFO] [stderr]     |
[INFO] [stderr] 446 |     ) -> Result<::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg>>>, Self::Err>
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/mod.rs:581:29
[INFO] [stderr]     |
[INFO] [stderr] 581 |         (&self.position as &arg::RefArg).append(i);
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/metadata/value.rs:73:54
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub(crate) fn from_variant(variant: &Variant<Box<RefArg>>) -> Option<Value> {
[INFO] [stderr]    |                                                      ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/metadata/mod.rs:31:39
[INFO] [stderr]    |
[INFO] [stderr] 31 |     rest: HashMap<String, Variant<Box<RefArg>>>,
[INFO] [stderr]    |                                       ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/metadata/mod.rs:46:47
[INFO] [stderr]    |
[INFO] [stderr] 46 |         metadata: HashMap<String, Variant<Box<RefArg>>>,
[INFO] [stderr]    |                                               ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:42:21
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]    |                     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |         try!(m.as_result());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:53:53
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let value: arg::Variant<Box<arg::RefArg>> = try!(i.read());
[INFO] [stderr]    |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:62:21
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         try!(m.as_result());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:73:13
[INFO] [stderr]    |
[INFO] [stderr] 73 |             try!(i.read());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:83:21
[INFO] [stderr]    |
[INFO] [stderr] 83 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/generated/mod.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         try!(m.as_result());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:114:31
[INFO] [stderr]     |
[INFO] [stderr] 114 |         self.interface_name = try!(i.read());
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:115:35
[INFO] [stderr]     |
[INFO] [stderr] 115 |         self.changed_properties = try!(i.read());
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:116:39
[INFO] [stderr]     |
[INFO] [stderr] 116 |         self.invalidated_properties = try!(i.read());
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:132:21
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:139:32
[INFO] [stderr]     |
[INFO] [stderr] 139 |         let xml_data: String = try!(i.read());
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:156:21
[INFO] [stderr]     |
[INFO] [stderr] 156 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:161:9
[INFO] [stderr]     |
[INFO] [stderr] 161 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:166:21
[INFO] [stderr]     |
[INFO] [stderr] 166 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:173:36
[INFO] [stderr]     |
[INFO] [stderr] 173 |         let machine_uuid: String = try!(i.read());
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:197:21
[INFO] [stderr]     |
[INFO] [stderr] 197 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:207:21
[INFO] [stderr]     |
[INFO] [stderr] 207 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:212:9
[INFO] [stderr]     |
[INFO] [stderr] 212 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:313:21
[INFO] [stderr]     |
[INFO] [stderr] 313 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:318:9
[INFO] [stderr]     |
[INFO] [stderr] 318 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:323:21
[INFO] [stderr]     |
[INFO] [stderr] 323 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:328:9
[INFO] [stderr]     |
[INFO] [stderr] 328 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:333:21
[INFO] [stderr]     |
[INFO] [stderr] 333 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:338:9
[INFO] [stderr]     |
[INFO] [stderr] 338 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:343:21
[INFO] [stderr]     |
[INFO] [stderr] 343 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:348:9
[INFO] [stderr]     |
[INFO] [stderr] 348 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:353:21
[INFO] [stderr]     |
[INFO] [stderr] 353 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:358:9
[INFO] [stderr]     |
[INFO] [stderr] 358 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:363:21
[INFO] [stderr]     |
[INFO] [stderr] 363 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:368:9
[INFO] [stderr]     |
[INFO] [stderr] 368 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:373:21
[INFO] [stderr]     |
[INFO] [stderr] 373 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:381:9
[INFO] [stderr]     |
[INFO] [stderr] 381 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:386:21
[INFO] [stderr]     |
[INFO] [stderr] 386 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:395:9
[INFO] [stderr]     |
[INFO] [stderr] 395 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:400:21
[INFO] [stderr]     |
[INFO] [stderr] 400 |         let mut m = try!(self.method_call_with_args(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:408:9
[INFO] [stderr]     |
[INFO] [stderr] 408 |         try!(m.as_result());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/generated/mod.rs:584:25
[INFO] [stderr]     |
[INFO] [stderr] 584 |         self.position = try!(i.read());
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generated/mod.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 |     ) -> Result<arg::Variant<Box<arg::RefArg>>, Self::Err>;
[INFO] [stderr]    |                                  ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[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/generated/mod.rs:23:70
[INFO] [stderr]    |
[INFO] [stderr] 23 |     ) -> Result<::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg>>>, Self::Err>;
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generated/mod.rs:28:33
[INFO] [stderr]    |
[INFO] [stderr] 28 |         value: arg::Variant<Box<arg::RefArg>>,
[INFO] [stderr]    |                                 ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generated/mod.rs:41:34
[INFO] [stderr]    |
[INFO] [stderr] 41 |     ) -> Result<arg::Variant<Box<arg::RefArg>>, Self::Err> {
[INFO] [stderr]    |                                  ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generated/mod.rs:53:37
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let value: arg::Variant<Box<arg::RefArg>> = try!(i.read());
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generated/mod.rs:60:70
[INFO] [stderr]    |
[INFO] [stderr] 60 |     ) -> Result<::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg>>>, Self::Err>
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generated/mod.rs:72:78
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let properties: ::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg>>> =
[INFO] [stderr]    |                                                                              ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generated/mod.rs:81:33
[INFO] [stderr]    |
[INFO] [stderr] 81 |         value: arg::Variant<Box<arg::RefArg>>,
[INFO] [stderr]    |                                 ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/mod.rs:101:82
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub changed_properties: ::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg>>>,
[INFO] [stderr]     |                                                                                  ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/mod.rs:109:35
[INFO] [stderr]     |
[INFO] [stderr] 109 |         (&self.interface_name as &arg::RefArg).append(i);
[INFO] [stderr]     |                                   ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/mod.rs:110:39
[INFO] [stderr]     |
[INFO] [stderr] 110 |         (&self.changed_properties as &arg::RefArg).append(i);
[INFO] [stderr]     |                                       ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/mod.rs:111:43
[INFO] [stderr]     |
[INFO] [stderr] 111 |         (&self.invalidated_properties as &arg::RefArg).append(i);
[INFO] [stderr]     |                                           ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/mod.rs:293:70
[INFO] [stderr]     |
[INFO] [stderr] 293 |     ) -> Result<::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg>>>, Self::Err>;
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/mod.rs:446:70
[INFO] [stderr]     |
[INFO] [stderr] 446 |     ) -> Result<::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg>>>, Self::Err>
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/mod.rs:581:29
[INFO] [stderr]     |
[INFO] [stderr] 581 |         (&self.position as &arg::RefArg).append(i);
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/metadata/value.rs:73:54
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub(crate) fn from_variant(variant: &Variant<Box<RefArg>>) -> Option<Value> {
[INFO] [stderr]    |                                                      ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metadata/mod.rs:195:56
[INFO] [stderr]     |
[INFO] [stderr] 195 |     pub fn rest(&self) -> &HashMap<String, Variant<Box<RefArg>>> {
[INFO] [stderr]     |                                                        ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metadata/mod.rs:256:39
[INFO] [stderr]     |
[INFO] [stderr] 256 |     rest: HashMap<String, Variant<Box<RefArg>>>,
[INFO] [stderr]     |                                       ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metadata/value.rs:285:36
[INFO] [stderr]     |
[INFO] [stderr] 285 |         let input: Vec<Variant<Box<RefArg>>> = vec![
[INFO] [stderr]     |                                    ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metadata/mod.rs:259:40
[INFO] [stderr]     |
[INFO] [stderr] 259 | fn cast_string_vec(value: &Variant<Box<RefArg>>) -> Option<Vec<String>> {
[INFO] [stderr]     |                                        ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metadata/value.rs:314:52
[INFO] [stderr]     |
[INFO] [stderr] 314 |         let mut input: HashMap<String, Variant<Box<RefArg>>> = HashMap::new();
[INFO] [stderr]     |                                                    ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metadata/mod.rs:272:47
[INFO] [stderr]     |
[INFO] [stderr] 272 |         metadata: HashMap<String, Variant<Box<RefArg>>>,
[INFO] [stderr]     |                                               ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/metadata/mod.rs:31:39
[INFO] [stderr]    |
[INFO] [stderr] 31 |     rest: HashMap<String, Variant<Box<RefArg>>>,
[INFO] [stderr]    |                                       ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metadata/mod.rs:304:60
[INFO] [stderr]     |
[INFO] [stderr] 304 |     fn add_rest(&mut self, key: String, value: Variant<Box<RefArg>>) {
[INFO] [stderr]     |                                                            ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/metadata/mod.rs:46:47
[INFO] [stderr]    |
[INFO] [stderr] 46 |         metadata: HashMap<String, Variant<Box<RefArg>>>,
[INFO] [stderr]    |                                               ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metadata/mod.rs:195:56
[INFO] [stderr]     |
[INFO] [stderr] 195 |     pub fn rest(&self) -> &HashMap<String, Variant<Box<RefArg>>> {
[INFO] [stderr]     |                                                        ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metadata/mod.rs:256:39
[INFO] [stderr]     |
[INFO] [stderr] 256 |     rest: HashMap<String, Variant<Box<RefArg>>>,
[INFO] [stderr]     |                                       ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metadata/mod.rs:259:40
[INFO] [stderr]     |
[INFO] [stderr] 259 | fn cast_string_vec(value: &Variant<Box<RefArg>>) -> Option<Vec<String>> {
[INFO] [stderr]     |                                        ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metadata/mod.rs:272:47
[INFO] [stderr]     |
[INFO] [stderr] 272 |         metadata: HashMap<String, Variant<Box<RefArg>>>,
[INFO] [stderr]     |                                               ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metadata/mod.rs:304:60
[INFO] [stderr]     |
[INFO] [stderr] 304 |     fn add_rest(&mut self, key: String, value: Variant<Box<RefArg>>) {
[INFO] [stderr]     |                                                            ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metadata/mod.rs:351:61
[INFO] [stderr]     |
[INFO] [stderr] 351 |         fn metadata_with_rest<S>(key: S, value: Variant<Box<RefArg>>) -> Metadata
[INFO] [stderr]     |                                                             ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.43s
[INFO] running `"docker" "inspect" "c1be5c37a225963415277e2963d1837c7159d9d5f4e6d41965dca01b7ef87a26"`
[INFO] running `"docker" "rm" "-f" "c1be5c37a225963415277e2963d1837c7159d9d5f4e6d41965dca01b7ef87a26"`
[INFO] [stdout] c1be5c37a225963415277e2963d1837c7159d9d5f4e6d41965dca01b7ef87a26