[INFO] updating cached repository https://github.com/dmichiels/temp_rustfbp
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 105878fe08b40256bdcf35d7b94412919d25f2ea
[INFO] checking dmichiels/temp_rustfbp against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmichiels%2Ftemp_rustfbp" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmichiels/temp_rustfbp on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dmichiels/temp_rustfbp
[INFO] finished tweaking git repo https://github.com/dmichiels/temp_rustfbp
[INFO] tweaked toml for git repo https://github.com/dmichiels/temp_rustfbp written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/dmichiels/temp_rustfbp already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /mnt/big/crater/work/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 10ade8c1c091d50854938a974db1e59ae8f9498c47aa298c299dc0181401dbbd
[INFO] running `"docker" "start" "-a" "10ade8c1c091d50854938a974db1e59ae8f9498c47aa298c299dc0181401dbbd"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking capnp v0.7.5
[INFO] [stderr]    Compiling serde_json v0.8.6
[INFO] [stderr]    Compiling target_build_utils v0.1.2
[INFO] [stderr] warning[E0502]: cannot borrow `*reff` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/capnp-0.7.5/src/private/layout.rs:643:47
[INFO] [stderr]     |
[INFO] [stderr] 643 |         let ptr = try!(follow_fars(&mut reff, (*reff).target(), &mut segment));
[INFO] [stderr]     |                        ----------- ---------  ^^^^^^^ immutable borrow occurs here
[INFO] [stderr]     |                        |           |
[INFO] [stderr]     |                        |           mutable borrow occurs here
[INFO] [stderr]     |                        mutable borrow later used by call
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]     Checking capnpc v0.7.5
[INFO] [stderr]    Compiling libloading v0.2.4
[INFO] [stderr]     Checking rustfbp v0.3.16 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:178:21
[INFO] [stderr]     |
[INFO] [stderr] 178 |         let s_acc = try!(senders.get("acc").ok_or(result::Error::PortNotFound(name.clone(), "acc".into()))).clone();
[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/scheduler.rs:244:24
[INFO] [stderr]     |
[INFO] [stderr] 244 |         let response = try!(r.recv());
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:247:33
[INFO] [stderr]     |
[INFO] [stderr] 247 |                 Ok((boxed_comp, try!(self.components.remove(&name).ok_or(result::Error::ComponentNotFound(name.into())))))
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:262:22
[INFO] [stderr]     |
[INFO] [stderr] 262 |         let sender = try!(self.get_sender(&comp_in, &port_in));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:274:22
[INFO] [stderr]     |
[INFO] [stderr] 274 |         let sender = try!(self.get_sender(&comp_in, &port_in));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:286:22
[INFO] [stderr]     |
[INFO] [stderr] 286 |         let sender = try!(self.get_array_sender(&comp_in, &port_in, &selection_in));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:298:22
[INFO] [stderr]     |
[INFO] [stderr] 298 |         let sender = try!(self.get_array_sender(&comp_in, &port_in, &selection_in));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:338:9
[INFO] [stderr]     |
[INFO] [stderr] 338 |         try!(self.components.get_mut(&comp_name).ok_or(result::Error::ComponentNotFound(comp_name.clone()))
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:628:17
[INFO] [stderr]     |
[INFO] [stderr] 628 |                 try!(Self::edit_one_comp(&mut box_comp, msg));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:664:13
[INFO] [stderr]     |
[INFO] [stderr] 664 |             try!(Self::edit_one_comp(&mut c, msg));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:675:17
[INFO] [stderr]     |
[INFO] [stderr] 675 |                 try!(c.add_input_receiver(&port, selection, recv));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:678:17
[INFO] [stderr]     |
[INFO] [stderr] 678 |                 try!(c.remove_array_receiver(&port, &selection));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:681:17
[INFO] [stderr]     |
[INFO] [stderr] 681 |                 try!(c.add_output_selection(&port, selection));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:684:17
[INFO] [stderr]     |
[INFO] [stderr] 684 |                 try!(c.connect(port_out, his));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:687:17
[INFO] [stderr]     |
[INFO] [stderr] 687 |                 try!(c.connect_array(port_out, selection_out, his));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:693:17
[INFO] [stderr]     |
[INFO] [stderr] 693 |                 try!(c.disconnect(port));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:696:17
[INFO] [stderr]     |
[INFO] [stderr] 696 |                 try!(c.disconnect_array(port, selection));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ports.rs:58:19
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let msg = try!(capnp::serialize::read_message(&mut &self.vec[..], capnp::message::ReaderOptions::new()));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ports.rs:60:12
[INFO] [stderr]    |
[INFO] [stderr] 60 |         Ok(try!(self.reader.as_ref().unwrap().get_root()))
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ports.rs:95:22
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let reader = try!(capnp::serialize::read_message(&mut &self.vec[..], capnp::message::ReaderOptions::new()));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ports.rs:97:25
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let reader: U = try!(self.reader.as_ref().unwrap().get_root());
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         try!(msg.set_root(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:102:12
[INFO] [stderr]     |
[INFO] [stderr] 102 |         Ok(try!(self.builder.as_mut().unwrap().get_root()))
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |             try!(capnp::serialize::write_message(&mut self.vec, b))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:155:9
[INFO] [stderr]     |
[INFO] [stderr] 155 |         try!(ip.before_send());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |         try!(self.sender.send(ip));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |             try!(self.sched.send(CompMsg::Inc(self.dest.clone())));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:317:22
[INFO] [stderr]     |
[INFO] [stderr] 317 |             let ip = try!(port.recv());
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:319:17
[INFO] [stderr]     |
[INFO] [stderr] 319 |                 try!(self.sched.send(CompMsg::Dec(self.name.clone())));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:337:22
[INFO] [stderr]     |
[INFO] [stderr] 337 |             let ip = try!(port.try_recv());
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:339:17
[INFO] [stderr]     |
[INFO] [stderr] 339 |                 try!(self.sched.send(CompMsg::Dec(self.name.clone())));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:359:34
[INFO] [stderr]     |
[INFO] [stderr] 359 |                         let ip = try!(recv.recv());
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:361:29
[INFO] [stderr]     |
[INFO] [stderr] 361 | ...                   try!(self.sched.send(CompMsg::Dec(self.name.clone())));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:381:34
[INFO] [stderr]     |
[INFO] [stderr] 381 |                         let ip = try!(recv.try_recv());
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:383:29
[INFO] [stderr]     |
[INFO] [stderr] 383 | ...                   try!(self.sched.send(CompMsg::Dec(self.name.clone())));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:443:12
[INFO] [stderr]     |
[INFO] [stderr] 443 |         if try!(self.get_output_selections(&port_out)).contains(&ip.action) {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scheduler.rs:34:26
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub type BoxedComp = Box<Component + Send>;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Component + Send`
[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/scheduler.rs:707:67
[INFO] [stderr]     |
[INFO] [stderr] 707 |     create: extern "C" fn(String, Sender<CompMsg>) -> Result<(Box<Component + Send>, HashMap<String, IPSender>)>,
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Component + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scheduler.rs:738:101
[INFO] [stderr]     |
[INFO] [stderr] 738 |     pub fn create_comp(&mut self, path: &str, name: String, sender: Sender<CompMsg>) -> Result<(Box<Component + Send>, HashMap<String, IPSender>)> {
[INFO] [stderr]     |                                                                                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Component + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scheduler.rs:742:77
[INFO] [stderr]     |
[INFO] [stderr] 742 |             let new_comp: extern fn(String, Sender<CompMsg>) -> Result<(Box<Component + Send>, HashMap<String, IPSender>)> = unsafe {
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Component + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:178:21
[INFO] [stderr]     |
[INFO] [stderr] 178 |         let s_acc = try!(senders.get("acc").ok_or(result::Error::PortNotFound(name.clone(), "acc".into()))).clone();
[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/scheduler.rs:244:24
[INFO] [stderr]     |
[INFO] [stderr] 244 |         let response = try!(r.recv());
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:247:33
[INFO] [stderr]     |
[INFO] [stderr] 247 |                 Ok((boxed_comp, try!(self.components.remove(&name).ok_or(result::Error::ComponentNotFound(name.into())))))
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:262:22
[INFO] [stderr]     |
[INFO] [stderr] 262 |         let sender = try!(self.get_sender(&comp_in, &port_in));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:274:22
[INFO] [stderr]     |
[INFO] [stderr] 274 |         let sender = try!(self.get_sender(&comp_in, &port_in));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:286:22
[INFO] [stderr]     |
[INFO] [stderr] 286 |         let sender = try!(self.get_array_sender(&comp_in, &port_in, &selection_in));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:298:22
[INFO] [stderr]     |
[INFO] [stderr] 298 |         let sender = try!(self.get_array_sender(&comp_in, &port_in, &selection_in));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:338:9
[INFO] [stderr]     |
[INFO] [stderr] 338 |         try!(self.components.get_mut(&comp_name).ok_or(result::Error::ComponentNotFound(comp_name.clone()))
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:628:17
[INFO] [stderr]     |
[INFO] [stderr] 628 |                 try!(Self::edit_one_comp(&mut box_comp, msg));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:664:13
[INFO] [stderr]     |
[INFO] [stderr] 664 |             try!(Self::edit_one_comp(&mut c, msg));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:675:17
[INFO] [stderr]     |
[INFO] [stderr] 675 |                 try!(c.add_input_receiver(&port, selection, recv));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:678:17
[INFO] [stderr]     |
[INFO] [stderr] 678 |                 try!(c.remove_array_receiver(&port, &selection));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:681:17
[INFO] [stderr]     |
[INFO] [stderr] 681 |                 try!(c.add_output_selection(&port, selection));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:684:17
[INFO] [stderr]     |
[INFO] [stderr] 684 |                 try!(c.connect(port_out, his));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:687:17
[INFO] [stderr]     |
[INFO] [stderr] 687 |                 try!(c.connect_array(port_out, selection_out, his));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:693:17
[INFO] [stderr]     |
[INFO] [stderr] 693 |                 try!(c.disconnect(port));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/scheduler.rs:696:17
[INFO] [stderr]     |
[INFO] [stderr] 696 |                 try!(c.disconnect_array(port, selection));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ports.rs:58:19
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let msg = try!(capnp::serialize::read_message(&mut &self.vec[..], capnp::message::ReaderOptions::new()));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ports.rs:60:12
[INFO] [stderr]    |
[INFO] [stderr] 60 |         Ok(try!(self.reader.as_ref().unwrap().get_root()))
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ports.rs:95:22
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let reader = try!(capnp::serialize::read_message(&mut &self.vec[..], capnp::message::ReaderOptions::new()));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ports.rs:97:25
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let reader: U = try!(self.reader.as_ref().unwrap().get_root());
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         try!(msg.set_root(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:102:12
[INFO] [stderr]     |
[INFO] [stderr] 102 |         Ok(try!(self.builder.as_mut().unwrap().get_root()))
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |             try!(capnp::serialize::write_message(&mut self.vec, b))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:155:9
[INFO] [stderr]     |
[INFO] [stderr] 155 |         try!(ip.before_send());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |         try!(self.sender.send(ip));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |             try!(self.sched.send(CompMsg::Inc(self.dest.clone())));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:317:22
[INFO] [stderr]     |
[INFO] [stderr] 317 |             let ip = try!(port.recv());
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:319:17
[INFO] [stderr]     |
[INFO] [stderr] 319 |                 try!(self.sched.send(CompMsg::Dec(self.name.clone())));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:337:22
[INFO] [stderr]     |
[INFO] [stderr] 337 |             let ip = try!(port.try_recv());
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:339:17
[INFO] [stderr]     |
[INFO] [stderr] 339 |                 try!(self.sched.send(CompMsg::Dec(self.name.clone())));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:359:34
[INFO] [stderr]     |
[INFO] [stderr] 359 |                         let ip = try!(recv.recv());
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:361:29
[INFO] [stderr]     |
[INFO] [stderr] 361 | ...                   try!(self.sched.send(CompMsg::Dec(self.name.clone())));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:381:34
[INFO] [stderr]     |
[INFO] [stderr] 381 |                         let ip = try!(recv.try_recv());
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:383:29
[INFO] [stderr]     |
[INFO] [stderr] 383 | ...                   try!(self.sched.send(CompMsg::Dec(self.name.clone())));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ports.rs:443:12
[INFO] [stderr]     |
[INFO] [stderr] 443 |         if try!(self.get_output_selections(&port_out)).contains(&ip.action) {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scheduler.rs:34:26
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub type BoxedComp = Box<Component + Send>;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Component + Send`
[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/scheduler.rs:707:67
[INFO] [stderr]     |
[INFO] [stderr] 707 |     create: extern "C" fn(String, Sender<CompMsg>) -> Result<(Box<Component + Send>, HashMap<String, IPSender>)>,
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Component + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scheduler.rs:738:101
[INFO] [stderr]     |
[INFO] [stderr] 738 |     pub fn create_comp(&mut self, path: &str, name: String, sender: Sender<CompMsg>) -> Result<(Box<Component + Send>, HashMap<String, IPSender>)> {
[INFO] [stderr]     |                                                                                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Component + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scheduler.rs:742:77
[INFO] [stderr]     |
[INFO] [stderr] 742 |             let new_comp: extern fn(String, Sender<CompMsg>) -> Result<(Box<Component + Send>, HashMap<String, IPSender>)> = unsafe {
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Component + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:344:32
[INFO] [stderr]     |
[INFO] [stderr] 344 |                     .and_then(|mut port| {
[INFO] [stderr]     |                                ----^^^^
[INFO] [stderr]     |                                |
[INFO] [stderr]     |                                help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:339:24
[INFO] [stderr]     |
[INFO] [stderr] 339 |             .and_then(|mut comp| {
[INFO] [stderr]     |                        ----^^^^
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:589:17
[INFO] [stderr]     |
[INFO] [stderr] 589 |             let mut o_comp = self.components.get_mut(&name).expect("SchedState remove : component doesn't exist");
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:646:13
[INFO] [stderr]     |
[INFO] [stderr] 646 |         let mut o_comp = self.components.get_mut(&name).expect("SchedSate run : component doesn't exist");
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:661:13
[INFO] [stderr]     |
[INFO] [stderr] 661 |         let mut comp = self.components.get_mut(&name).expect("SchedState edit_component : component doesn't exist");
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:344:32
[INFO] [stderr]     |
[INFO] [stderr] 344 |                     .and_then(|mut port| {
[INFO] [stderr]     |                                ----^^^^
[INFO] [stderr]     |                                |
[INFO] [stderr]     |                                help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:339:24
[INFO] [stderr]     |
[INFO] [stderr] 339 |             .and_then(|mut comp| {
[INFO] [stderr]     |                        ----^^^^
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:671:22
[INFO] [stderr]     |
[INFO] [stderr] 671 |     fn edit_one_comp(mut c: &mut BoxedComp, msg: EditCmp) -> Result<()> {
[INFO] [stderr]     |                      ----^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:672:13
[INFO] [stderr]     |
[INFO] [stderr] 672 |         let mut c = c.get_ports();
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:589:17
[INFO] [stderr]     |
[INFO] [stderr] 589 |             let mut o_comp = self.components.get_mut(&name).expect("SchedState remove : component doesn't exist");
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:646:13
[INFO] [stderr]     |
[INFO] [stderr] 646 |         let mut o_comp = self.components.get_mut(&name).expect("SchedSate run : component doesn't exist");
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:661:13
[INFO] [stderr]     |
[INFO] [stderr] 661 |         let mut comp = self.components.get_mut(&name).expect("SchedState edit_component : component doesn't exist");
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:671:22
[INFO] [stderr]     |
[INFO] [stderr] 671 |     fn edit_one_comp(mut c: &mut BoxedComp, msg: EditCmp) -> Result<()> {
[INFO] [stderr]     |                      ----^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:672:13
[INFO] [stderr]     |
[INFO] [stderr] 672 |         let mut c = c.get_ports();
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.34s
[INFO] running `"docker" "inspect" "10ade8c1c091d50854938a974db1e59ae8f9498c47aa298c299dc0181401dbbd"`
[INFO] running `"docker" "rm" "-f" "10ade8c1c091d50854938a974db1e59ae8f9498c47aa298c299dc0181401dbbd"`
[INFO] [stdout] 10ade8c1c091d50854938a974db1e59ae8f9498c47aa298c299dc0181401dbbd