[INFO] fetching crate reactor 0.1.4...
[INFO] checking reactor-0.1.4 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate reactor 0.1.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate reactor 0.1.4 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reactor 0.1.4
[INFO] finished tweaking crates.io crate reactor 0.1.4
[INFO] tweaked toml for crates.io crate reactor 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3cedfac28c3ed48ad149a4c731e3313e7dc5725e537d73248451ff6874d729b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d3cedfac28c3ed48ad149a4c731e3313e7dc5725e537d73248451ff6874d729b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3cedfac28c3ed48ad149a4c731e3313e7dc5725e537d73248451ff6874d729b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3cedfac28c3ed48ad149a4c731e3313e7dc5725e537d73248451ff6874d729b", kill_on_drop: false }`
[INFO] [stdout] d3cedfac28c3ed48ad149a4c731e3313e7dc5725e537d73248451ff6874d729b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2e19105ceeecbfa9bab1c35ccedcb7a03689cecf0ebf852bb3c6465f3551033
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b2e19105ceeecbfa9bab1c35ccedcb7a03689cecf0ebf852bb3c6465f3551033", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking bytes v0.2.11
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking winapi v0.1.23
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
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[INFO] [stderr]     Checking log v0.4.11
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[INFO] [stderr]     Checking nix v0.3.10
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling standback v0.2.14
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking mio v0.4.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking tendril v0.1.6
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking reactor v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::net::lookup_host`
[INFO] [stdout]  --> src/reactor_ctrl.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 |                lookup_host,
[INFO] [stdout]   |                ^^^^^^^^^^^ no `lookup_host` in `net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/context.rs:32:31
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn get_evented(&self) -> &Evented; //&Self::Socket;
[INFO] [stdout]    |                               ^^^^^^^ help: use `dyn`: `dyn Evented`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/reactor.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         (cfg.max_connections * cfg.timers_per_connection))).unwrap();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor.rs:119:62
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn deregister(&mut self, token: Token) -> Result<Box<Context>>
[INFO] [stdout]     |                                                              ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactor_ctrl.rs:32:28
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub type ConnHandler<'a> = FnMut(ConnResult, &mut ReactorCtrl) -> Option<Box<Context>> + 'a;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(ConnResult, &mut ReactorCtrl) -> Option<Box<Context>> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactor_ctrl.rs:32:78
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub type ConnHandler<'a> = FnMut(ConnResult, &mut ReactorCtrl) -> Option<Box<Context>> + 'a;
[INFO] [stdout]    |                                                                              ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactor_ctrl.rs:33:31
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub type TimeoutHandler<'a> = FnMut(Token, &mut ReactorCtrl) + 'a;
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Token, &mut ReactorCtrl) + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactor_ctrl.rs:39:19
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Connected(Box<Context>),
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/reactor_ctrl.rs:56:24
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub timeouts: Slab<(TimerRec<'a>)>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let saddr = try!(lookup_host(hostname).and_then(|ref mut lh| lh.nth(0)
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:116:20
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let sock = try!(TcpStream::connect(&saddr));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:117:19
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let tok = try!(self.state.conns.insert(ConnRec::None)
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         try!(self.event_loop.register_opt(&sock, tok, EventSet::writable(), PollOpt::edge()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:131:34
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let saddr : SocketAddr = try!(addr.to_socket_addrs().and_then(|ref mut a| a.nth(0).ok_or(Error::last_os_error())));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:132:22
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let server = try!(TcpListener::bind(&saddr));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:133:19
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let tok = try!(self.state.listeners.insert(Some((server,handler)))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |             try!(self.event_loop.register_opt(server, tok, EventSet::readable(), PollOpt::edge()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:152:22
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let handle = try!(self.event_loop.timeout_ms(tok.0, duration));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:160:22
[INFO] [stdout]     |
[INFO] [stdout] 160 |         let handle = try!(self.event_loop.timeout_ms(tok.0, duration));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |         let token = try!(self.state.conns.insert(ConnRec::None)
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         try!(self.event_loop.register_opt(foo.get_evented() as &Evented, token, foo.get_interest(), PollOpt::edge()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor_ctrl.rs:168:23
[INFO] [stdout]     |
[INFO] [stdout] 168 |         let foo : Box<Context> = Box::new(ctx);
[INFO] [stdout]     |                       ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor_ctrl.rs:172:65
[INFO] [stdout]     |
[INFO] [stdout] 172 |         try!(self.event_loop.register_opt(foo.get_evented() as &Evented, token, foo.get_interest(), PollOpt::edge()));
[INFO] [stdout]     |                                                                 ^^^^^^^ help: use `dyn`: `dyn Evented`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor_ctrl.rs:181:62
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn deregister(&mut self, token: Token) -> Result<Box<Context>>
[INFO] [stdout]     |                                                              ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::net::lookup_host`
[INFO] [stdout]  --> src/reactor_ctrl.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 |                lookup_host,
[INFO] [stdout]   |                ^^^^^^^^^^^ no `lookup_host` in `net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/context.rs:32:31
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn get_evented(&self) -> &Evented; //&Self::Socket;
[INFO] [stdout]    |                               ^^^^^^^ help: use `dyn`: `dyn Evented`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/reactor.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         (cfg.max_connections * cfg.timers_per_connection))).unwrap();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor.rs:119:62
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn deregister(&mut self, token: Token) -> Result<Box<Context>>
[INFO] [stdout]     |                                                              ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactor_ctrl.rs:32:28
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub type ConnHandler<'a> = FnMut(ConnResult, &mut ReactorCtrl) -> Option<Box<Context>> + 'a;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(ConnResult, &mut ReactorCtrl) -> Option<Box<Context>> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactor_ctrl.rs:32:78
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub type ConnHandler<'a> = FnMut(ConnResult, &mut ReactorCtrl) -> Option<Box<Context>> + 'a;
[INFO] [stdout]    |                                                                              ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactor_ctrl.rs:33:31
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub type TimeoutHandler<'a> = FnMut(Token, &mut ReactorCtrl) + 'a;
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Token, &mut ReactorCtrl) + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactor_ctrl.rs:39:19
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Connected(Box<Context>),
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/reactor_ctrl.rs:56:24
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub timeouts: Slab<(TimerRec<'a>)>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let saddr = try!(lookup_host(hostname).and_then(|ref mut lh| lh.nth(0)
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:116:20
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let sock = try!(TcpStream::connect(&saddr));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:117:19
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let tok = try!(self.state.conns.insert(ConnRec::None)
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         try!(self.event_loop.register_opt(&sock, tok, EventSet::writable(), PollOpt::edge()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:131:34
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let saddr : SocketAddr = try!(addr.to_socket_addrs().and_then(|ref mut a| a.nth(0).ok_or(Error::last_os_error())));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:132:22
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let server = try!(TcpListener::bind(&saddr));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:133:19
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let tok = try!(self.state.listeners.insert(Some((server,handler)))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |             try!(self.event_loop.register_opt(server, tok, EventSet::readable(), PollOpt::edge()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:152:22
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let handle = try!(self.event_loop.timeout_ms(tok.0, duration));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:160:22
[INFO] [stdout]     |
[INFO] [stdout] 160 |         let handle = try!(self.event_loop.timeout_ms(tok.0, duration));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |         let token = try!(self.state.conns.insert(ConnRec::None)
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reactor_ctrl.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         try!(self.event_loop.register_opt(foo.get_evented() as &Evented, token, foo.get_interest(), PollOpt::edge()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor_ctrl.rs:168:23
[INFO] [stdout]     |
[INFO] [stdout] 168 |         let foo : Box<Context> = Box::new(ctx);
[INFO] [stdout]     |                       ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor_ctrl.rs:172:65
[INFO] [stdout]     |
[INFO] [stdout] 172 |         try!(self.event_loop.register_opt(foo.get_evented() as &Evented, token, foo.get_interest(), PollOpt::edge()));
[INFO] [stdout]     |                                                                 ^^^^^^^ help: use `dyn`: `dyn Evented`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor_ctrl.rs:181:62
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn deregister(&mut self, token: Token) -> Result<Box<Context>>
[INFO] [stdout]     |                                                              ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Evented`
[INFO] [stdout]  --> src/reactor.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | use mio::{Sender, Evented, EventLoop, EventLoopConfig, Token, TimerResult, Timeout};
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/reactor_handler.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use context::{Context, EventType};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Evented`
[INFO] [stdout]  --> src/reactor.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | use mio::{Sender, Evented, EventLoop, EventLoopConfig, Token, TimerResult, Timeout};
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/reactor_handler.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use context::{Context, EventType};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reactor`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b2e19105ceeecbfa9bab1c35ccedcb7a03689cecf0ebf852bb3c6465f3551033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2e19105ceeecbfa9bab1c35ccedcb7a03689cecf0ebf852bb3c6465f3551033", kill_on_drop: false }`
[INFO] [stdout] b2e19105ceeecbfa9bab1c35ccedcb7a03689cecf0ebf852bb3c6465f3551033