[INFO] updating cached repository Ichimonji10/killjoy
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Ichimonji10/killjoy
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Ichimonji10/killjoy" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Ichimonji10/killjoy"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Ichimonji10/killjoy'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Ichimonji10/killjoy" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Ichimonji10/killjoy"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Ichimonji10/killjoy'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 21c3d34abb0cc00a0b901d17a0b1fea27e9b67f2
[INFO] sha for GitHub repo Ichimonji10/killjoy: 21c3d34abb0cc00a0b901d17a0b1fea27e9b67f2
[INFO] validating manifest of Ichimonji10/killjoy on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Ichimonji10/killjoy on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Ichimonji10/killjoy
[INFO] finished frobbing Ichimonji10/killjoy
[INFO] frobbed toml for Ichimonji10/killjoy written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Ichimonji10/killjoy/Cargo.toml
[INFO] started frobbing Ichimonji10/killjoy
[INFO] finished frobbing Ichimonji10/killjoy
[INFO] frobbed toml for Ichimonji10/killjoy written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Ichimonji10/killjoy/Cargo.toml
[INFO] crate Ichimonji10/killjoy already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Ichimonji10/killjoy against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Ichimonji10/killjoy:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 98013779b123c294226972b82dbc539d21dd2eeddcc7ed85d3407d7f9d5927d7
[INFO] running `"docker" "start" "-a" "98013779b123c294226972b82dbc539d21dd2eeddcc7ed85d3407d7f9d5927d7"`
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]    Compiling libdbus-sys v0.2.0
[INFO] [stderr]     Checking predicates v1.0.1
[INFO] [stderr]     Checking getrandom v0.1.7
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking serde v1.0.98
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking dbus v0.6.5
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking killjoy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/org_freedesktop_systemd1.rs:135:34
[INFO] [stderr]     |
[INFO] [stderr] 135 |     ) -> Result<arg::Variant<Box<arg::RefArg + 'static>>, Self::Err>;
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg + 'static`
[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/org_freedesktop_systemd1.rs:140:62
[INFO] [stderr]     |
[INFO] [stderr] 140 |         ::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg + 'static>>>,
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/org_freedesktop_systemd1.rs:147:33
[INFO] [stderr]     |
[INFO] [stderr] 147 |         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/org_freedesktop_systemd1.rs:160:34
[INFO] [stderr]     |
[INFO] [stderr] 160 |     ) -> Result<arg::Variant<Box<arg::RefArg + 'static>>, Self::Err> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/org_freedesktop_systemd1.rs:172:37
[INFO] [stderr]     |
[INFO] [stderr] 172 |         let value: arg::Variant<Box<arg::RefArg + 'static>> = i.read()?;
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/org_freedesktop_systemd1.rs:180:62
[INFO] [stderr]     |
[INFO] [stderr] 180 |         ::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg + 'static>>>,
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/org_freedesktop_systemd1.rs:195:30
[INFO] [stderr]     |
[INFO] [stderr] 195 |             arg::Variant<Box<arg::RefArg + 'static>>,
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/org_freedesktop_systemd1.rs:204:33
[INFO] [stderr]     |
[INFO] [stderr] 204 |         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/org_freedesktop_systemd1.rs:272:37
[INFO] [stderr]     |
[INFO] [stderr] 272 |         let value: arg::Variant<Box<arg::RefArg>> = 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/org_freedesktop_systemd1.rs:295:62
[INFO] [stderr]     |
[INFO] [stderr] 295 |         ::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg + 'static>>>,
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/org_freedesktop_systemd1.rs:371:43
[INFO] [stderr]     |
[INFO] [stderr] 371 |         arg2: Vec<(&str, 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/org_freedesktop_systemd1.rs:379:43
[INFO] [stderr]     |
[INFO] [stderr] 379 |         arg2: Vec<(&str, 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/org_freedesktop_systemd1.rs:380:54
[INFO] [stderr]     |
[INFO] [stderr] 380 |         arg3: Vec<(&str, Vec<(&str, 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/org_freedesktop_systemd1.rs:1020:43
[INFO] [stderr]      |
[INFO] [stderr] 1020 |         arg2: Vec<(&str, 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/org_freedesktop_systemd1.rs:1066:43
[INFO] [stderr]      |
[INFO] [stderr] 1066 |         arg2: Vec<(&str, 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/org_freedesktop_systemd1.rs:1067:54
[INFO] [stderr]      |
[INFO] [stderr] 1067 |         arg3: Vec<(&str, Vec<(&str, 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/org_freedesktop_systemd1.rs:3193:47
[INFO] [stderr]      |
[INFO] [stderr] 3193 |         let arg2: Vec<(&str, arg::Variant<Box<arg::RefArg>>)> = 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/org_freedesktop_systemd1.rs:3236:47
[INFO] [stderr]      |
[INFO] [stderr] 3236 |         let arg2: Vec<(&str, arg::Variant<Box<arg::RefArg>>)> = 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/org_freedesktop_systemd1.rs:3237:58
[INFO] [stderr]      |
[INFO] [stderr] 3237 |         let arg3: Vec<(&str, Vec<(&str, arg::Variant<Box<arg::RefArg>>)>)> = i.read()?;
[INFO] [stderr]      |                                                          ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/org_freedesktop_systemd1.rs:135:34
[INFO] [stderr]     |
[INFO] [stderr] 135 |     ) -> Result<arg::Variant<Box<arg::RefArg + 'static>>, Self::Err>;
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg + 'static`
[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/org_freedesktop_systemd1.rs:140:62
[INFO] [stderr]     |
[INFO] [stderr] 140 |         ::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg + 'static>>>,
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/org_freedesktop_systemd1.rs:147:33
[INFO] [stderr]     |
[INFO] [stderr] 147 |         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/org_freedesktop_systemd1.rs:160:34
[INFO] [stderr]     |
[INFO] [stderr] 160 |     ) -> Result<arg::Variant<Box<arg::RefArg + 'static>>, Self::Err> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/org_freedesktop_systemd1.rs:172:37
[INFO] [stderr]     |
[INFO] [stderr] 172 |         let value: arg::Variant<Box<arg::RefArg + 'static>> = i.read()?;
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/org_freedesktop_systemd1.rs:180:62
[INFO] [stderr]     |
[INFO] [stderr] 180 |         ::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg + 'static>>>,
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/org_freedesktop_systemd1.rs:195:30
[INFO] [stderr]     |
[INFO] [stderr] 195 |             arg::Variant<Box<arg::RefArg + 'static>>,
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/org_freedesktop_systemd1.rs:204:33
[INFO] [stderr]     |
[INFO] [stderr] 204 |         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/org_freedesktop_systemd1.rs:272:37
[INFO] [stderr]     |
[INFO] [stderr] 272 |         let value: arg::Variant<Box<arg::RefArg>> = 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/org_freedesktop_systemd1.rs:295:62
[INFO] [stderr]     |
[INFO] [stderr] 295 |         ::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg + 'static>>>,
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generated/org_freedesktop_systemd1.rs:371:43
[INFO] [stderr]     |
[INFO] [stderr] 371 |         arg2: Vec<(&str, 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/org_freedesktop_systemd1.rs:379:43
[INFO] [stderr]     |
[INFO] [stderr] 379 |         arg2: Vec<(&str, 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/org_freedesktop_systemd1.rs:380:54
[INFO] [stderr]     |
[INFO] [stderr] 380 |         arg3: Vec<(&str, Vec<(&str, 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/org_freedesktop_systemd1.rs:1020:43
[INFO] [stderr]      |
[INFO] [stderr] 1020 |         arg2: Vec<(&str, 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/org_freedesktop_systemd1.rs:1066:43
[INFO] [stderr]      |
[INFO] [stderr] 1066 |         arg2: Vec<(&str, 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/org_freedesktop_systemd1.rs:1067:54
[INFO] [stderr]      |
[INFO] [stderr] 1067 |         arg3: Vec<(&str, Vec<(&str, 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/org_freedesktop_systemd1.rs:3193:47
[INFO] [stderr]      |
[INFO] [stderr] 3193 |         let arg2: Vec<(&str, arg::Variant<Box<arg::RefArg>>)> = 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/org_freedesktop_systemd1.rs:3236:47
[INFO] [stderr]      |
[INFO] [stderr] 3236 |         let arg2: Vec<(&str, arg::Variant<Box<arg::RefArg>>)> = 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/org_freedesktop_systemd1.rs:3237:58
[INFO] [stderr]      |
[INFO] [stderr] 3237 |         let arg3: Vec<(&str, Vec<(&str, arg::Variant<Box<arg::RefArg>>)>)> = i.read()?;
[INFO] [stderr]      |                                                          ^^^^^^^^^^^ help: use `dyn`: `dyn arg::RefArg`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.63s
[INFO] running `"docker" "inspect" "98013779b123c294226972b82dbc539d21dd2eeddcc7ed85d3407d7f9d5927d7"`
[INFO] running `"docker" "rm" "-f" "98013779b123c294226972b82dbc539d21dd2eeddcc7ed85d3407d7f9d5927d7"`
[INFO] [stdout] 98013779b123c294226972b82dbc539d21dd2eeddcc7ed85d3407d7f9d5927d7