[INFO] fetching crate mpack 0.1.2...
[INFO] testing mpack-0.1.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate mpack 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mpack 0.1.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mpack 0.1.2
[INFO] finished tweaking crates.io crate mpack 0.1.2
[INFO] tweaked toml for crates.io crate mpack 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0b7a51894b280c65fdc4ab219b9f46636aa39e0209eae4da0025248314356fb
[INFO] running `"docker" "start" "-a" "e0b7a51894b280c65fdc4ab219b9f46636aa39e0209eae4da0025248314356fb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling mpack v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rpc.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |         Ok(try!(self.do_call(method, params)))
[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/rpc.rs:73:24
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let listener = try!(self.do_call(method, params));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rpc.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |         Ok(try!(self.do_call(method, params)).recv().unwrap())
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rpc.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |         try!(write_value(&mut self.output, Value::Array(vec![
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rpc.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 143 |         try!(self.output.flush());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:259:24
[INFO] [stderr]     |
[INFO] [stderr] 259 |             None => if try!(self.reader.read(&mut b)) == 0 {
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:314:29
[INFO] [stderr]     |
[INFO] [stderr] 314 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:314:54
[INFO] [stderr]     |
[INFO] [stderr] 314 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:323:29
[INFO] [stderr]     |
[INFO] [stderr] 323 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 330 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 341 |             byte::U8 => Ok(Uint8(read_be_int!(self.reader, u8, 1))),
[INFO] [stderr]     |                                  -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 342 |             byte::U16 => Ok(Uint16(read_be_int!(self.reader, u16, 2))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 343 |             byte::U32 => Ok(Uint32(read_be_int!(self.reader, u32, 4))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 344 |             byte::U64 => Ok(Uint64(read_be_int!(self.reader, u64, 8))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 346 |             byte::I8 => Ok(Int8(read_be_int!(self.reader, i8, 1))),
[INFO] [stderr]     |                                 -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 347 |             byte::I16 => Ok(Int16(read_be_int!(self.reader, i16, 2))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 348 |             byte::I32 => Ok(Int32(read_be_int!(self.reader, i32, 4))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 349 |             byte::I64 => Ok(Int64(read_be_int!(self.reader, i64, 8))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:32
[INFO] [stderr]     |
[INFO] [stderr] 287 |                     bytes[i] = try!(next);
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] ...
[INFO] [stderr] 351 |             byte::F32 => Ok(Float32(read_be_float!(self.reader, f32, 4))),
[INFO] [stderr]     |                                     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:32
[INFO] [stderr]     |
[INFO] [stderr] 287 |                     bytes[i] = try!(next);
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] ...
[INFO] [stderr] 352 |             byte::F64 => Ok(Float64(read_be_float!(self.reader, f64, 8))),
[INFO] [stderr]     |                                     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 356 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 363 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 364 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 371 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 372 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 379 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 380 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 387 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 388 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 392 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 393 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 397 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 398 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:405:29
[INFO] [stderr]     |
[INFO] [stderr] 405 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 411 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:414:29
[INFO] [stderr]     |
[INFO] [stderr] 414 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 420 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:423:29
[INFO] [stderr]     |
[INFO] [stderr] 423 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:432:29
[INFO] [stderr]     |
[INFO] [stderr] 432 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:432:54
[INFO] [stderr]     |
[INFO] [stderr] 432 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 438 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:441:29
[INFO] [stderr]     |
[INFO] [stderr] 441 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:441:54
[INFO] [stderr]     |
[INFO] [stderr] 441 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 447 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:450:29
[INFO] [stderr]     |
[INFO] [stderr] 450 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:450:54
[INFO] [stderr]     |
[INFO] [stderr] 450 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 456 |             byte::FIXEXT1 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 1))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 456 |             byte::FIXEXT1 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 1))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |             byte::FIXEXT2 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 2))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |             byte::FIXEXT2 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 2))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 458 |             byte::FIXEXT4 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 4))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 458 |             byte::FIXEXT4 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 4))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 459 |             byte::FIXEXT8 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 8))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 459 |             byte::FIXEXT8 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 8))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 460 |             byte::FIXEXT16 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 16))),
[INFO] [stderr]     |                                           -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 460 |             byte::FIXEXT16 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 16))),
[INFO] [stderr]     |                                                                             ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 463 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 464 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 464 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 468 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 469 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 469 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 473 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 474 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 474 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:499:5
[INFO] [stderr]     |
[INFO] [stderr] 499 |     try!(write_value(dest, Value::Extended(id, data.to_vec())));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:535:16
[INFO] [stderr]     |
[INFO] [stderr] 535 |         Nil => try!(dest.write_all(&[byte::NIL])),
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:537:27
[INFO] [stderr]     |
[INFO] [stderr] 537 |         Boolean(false) => try!(dest.write_all(&[byte::FALSE])),
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:538:26
[INFO] [stderr]     |
[INFO] [stderr] 538 |         Boolean(true) => try!(dest.write_all(&[byte::TRUE])),
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:540:21
[INFO] [stderr]     |
[INFO] [stderr] 540 |         Uint8(x) => try!(dest.write_all(&[byte::U8, x])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:541:22
[INFO] [stderr]     |
[INFO] [stderr] 541 |         Uint16(x) => try!(dest.write_all(data![byte::U16; be_int!(x, u16, 2)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:542:22
[INFO] [stderr]     |
[INFO] [stderr] 542 |         Uint32(x) => try!(dest.write_all(data![byte::U32; be_int!(x, u32, 4)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:543:22
[INFO] [stderr]     |
[INFO] [stderr] 543 |         Uint64(x) => try!(dest.write_all(data![byte::U64; be_int!(x, u64, 8)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:545:20
[INFO] [stderr]     |
[INFO] [stderr] 545 |         Int8(x) => try!(dest.write_all(&[byte::I8, x as u8])),
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:546:21
[INFO] [stderr]     |
[INFO] [stderr] 546 |         Int16(x) => try!(dest.write_all(data![byte::I16; be_int!(x, i16, 2)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:547:21
[INFO] [stderr]     |
[INFO] [stderr] 547 |         Int32(x) => try!(dest.write_all(data![byte::I32; be_int!(x, i32, 4)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:548:21
[INFO] [stderr]     |
[INFO] [stderr] 548 |         Int64(x) => try!(dest.write_all(data![byte::I64; be_int!(x, i64, 8)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:550:23
[INFO] [stderr]     |
[INFO] [stderr] 550 |         Float32(x) => try!(dest.write_all(data![byte::F32; be_float!(x, f32, 4)])),
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:551:23
[INFO] [stderr]     |
[INFO] [stderr] 551 |         Float64(x) => try!(dest.write_all(data![byte::F64; be_float!(x, f64, 8)])),
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:556:13
[INFO] [stderr]     |
[INFO] [stderr] 556 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:557:30
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 0...31 => Ok(try!(dest.write_all(data![(0b10100000 | n) as u8; bytes]))), // fixstr
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:558:32
[INFO] [stderr]     |
[INFO] [stderr] 558 |                 32...255 => Ok(try!(dest.write_all(data![byte::STR8; [n as u8], bytes]))), // str 8
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:559:35
[INFO] [stderr]     |
[INFO] [stderr] 559 |                 256...65535 => Ok(try!(dest.write_all(data![byte::STR16; be_int!(n, u16, 2), bytes]))), // str 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:560:42
[INFO] [stderr]     |
[INFO] [stderr] 560 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::STR32; be_int!(n, u32, 4), bytes]))), // str 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:567:13
[INFO] [stderr]     |
[INFO] [stderr] 567 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:568:31
[INFO] [stderr]     |
[INFO] [stderr] 568 |                 0...255 => Ok(try!(dest.write_all(data![byte::BIN8; be_int!(n, u8, 1), b.as_slice()]))), // bin 8
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:569:35
[INFO] [stderr]     |
[INFO] [stderr] 569 |                 256...65535 => Ok(try!(dest.write_all(data![byte::BIN16; be_int!(n, u16, 2), b.as_slice()]))), // bin 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:570:42
[INFO] [stderr]     |
[INFO] [stderr] 570 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::BIN32; be_int!(n, u32, 4), b.as_slice()]))), // bin 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:577:13
[INFO] [stderr]     |
[INFO] [stderr] 577 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:578:30
[INFO] [stderr]     |
[INFO] [stderr] 578 |                 0...15 => Ok(try!(dest.write_all(&[(0b10010000 | n) as u8]))), // fixarray
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:579:34
[INFO] [stderr]     |
[INFO] [stderr] 579 |                 16...65535 => Ok(try!(dest.write_all(data![byte::AR16; be_int!(n, u16, 2)]))), // 16 array
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:580:42
[INFO] [stderr]     |
[INFO] [stderr] 580 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::AR32; be_int!(n, u32, 4)]))), // 32 array
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:584:17
[INFO] [stderr]     |
[INFO] [stderr] 584 |                 try!(write_value(dest, v));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:590:13
[INFO] [stderr]     |
[INFO] [stderr] 590 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:591:30
[INFO] [stderr]     |
[INFO] [stderr] 591 |                 0...15 => Ok(try!(dest.write_all(&[(0b10000000 | n) as u8]))), // fixmap
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:592:34
[INFO] [stderr]     |
[INFO] [stderr] 592 |                 16...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // 16 map
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:593:42
[INFO] [stderr]     |
[INFO] [stderr] 593 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // 32 map
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:597:17
[INFO] [stderr]     |
[INFO] [stderr] 597 |                 try!(write_value(dest, k));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:598:17
[INFO] [stderr]     |
[INFO] [stderr] 598 |                 try!(write_value(dest, v));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:604:13
[INFO] [stderr]     |
[INFO] [stderr] 604 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:605:25
[INFO] [stderr]     |
[INFO] [stderr] 605 |                 1 => Ok(try!(dest.write_all(&[byte::FIXEXT1]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:606:25
[INFO] [stderr]     |
[INFO] [stderr] 606 |                 2 => Ok(try!(dest.write_all(&[byte::FIXEXT2]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:607:25
[INFO] [stderr]     |
[INFO] [stderr] 607 |                 4 => Ok(try!(dest.write_all(&[byte::FIXEXT4]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:608:25
[INFO] [stderr]     |
[INFO] [stderr] 608 |                 8 => Ok(try!(dest.write_all(&[byte::FIXEXT8]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:609:26
[INFO] [stderr]     |
[INFO] [stderr] 609 |                 16 => Ok(try!(dest.write_all(&[byte::FIXEXT16]))),
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:610:31
[INFO] [stderr]     |
[INFO] [stderr] 610 |                 0...255 => Ok(try!(dest.write_all(&[byte::EXT8, n as u8]))), // ext 8
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:611:35
[INFO] [stderr]     |
[INFO] [stderr] 611 |                 256...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // ext 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:612:42
[INFO] [stderr]     |
[INFO] [stderr] 612 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // ext 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:615:13
[INFO] [stderr]     |
[INFO] [stderr] 615 |             try!(dest.write_all(&[id as u8]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:616:13
[INFO] [stderr]     |
[INFO] [stderr] 616 |             try!(dest.write_all(data.as_slice()));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:59:31
[INFO] [stderr]    |
[INFO] [stderr] 59 |         FIXINT_POS_RANGE_START...FIXINT_POS_RANGE_END => "POS FIXINT",
[INFO] [stderr]    |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:60:27
[INFO] [stderr]    |
[INFO] [stderr] 60 |         FIXMAP_RANGE_START...FIXMAP_RANGE_END => "FIXMAP",
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:61:29
[INFO] [stderr]    |
[INFO] [stderr] 61 |         FIXARRAY_RANGE_START...FIXARRAY_RANGE_END => "FIXARRAY",
[INFO] [stderr]    |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:62:27
[INFO] [stderr]    |
[INFO] [stderr] 62 |         FIXSTR_RANGE_START...FIXSTR_RANGE_END => "FIXSTR",
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:94:31
[INFO] [stderr]    |
[INFO] [stderr] 94 |         FIXINT_NEG_RANGE_START...FIXINT_NEG_RANGE_END => "NEG FIXINT",
[INFO] [stderr]    |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/lib.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / macro_rules! nth_byte(
[INFO] [stderr] 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
[INFO] [stderr] 40 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:308:45
[INFO] [stderr]     |
[INFO] [stderr] 308 |             b @ byte::FIXINT_POS_RANGE_START...byte::FIXINT_POS_RANGE_END => Ok(Int8((b & 0b01111111) as i8)),
[INFO] [stderr]     |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:310:41
[INFO] [stderr]     |
[INFO] [stderr] 310 |             b @ byte::FIXMAP_RANGE_START...byte::FIXMAP_RANGE_END => {
[INFO] [stderr]     |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:319:43
[INFO] [stderr]     |
[INFO] [stderr] 319 |             b @ byte::FIXARRAY_RANGE_START...byte::FIXARRAY_RANGE_END => {
[INFO] [stderr]     |                                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:328:41
[INFO] [stderr]     |
[INFO] [stderr] 328 |             b @ byte::FIXSTR_RANGE_START...byte::FIXSTR_RANGE_END => {
[INFO] [stderr]     |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:477:45
[INFO] [stderr]     |
[INFO] [stderr] 477 |             b @ byte::FIXINT_NEG_RANGE_START...byte::FIXINT_NEG_RANGE_END => Ok(Int8((b & 0b00011111) as i8)),
[INFO] [stderr]     |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:557:18
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 0...31 => Ok(try!(dest.write_all(data![(0b10100000 | n) as u8; bytes]))), // fixstr
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:558:19
[INFO] [stderr]     |
[INFO] [stderr] 558 |                 32...255 => Ok(try!(dest.write_all(data![byte::STR8; [n as u8], bytes]))), // str 8
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:559:20
[INFO] [stderr]     |
[INFO] [stderr] 559 |                 256...65535 => Ok(try!(dest.write_all(data![byte::STR16; be_int!(n, u16, 2), bytes]))), // str 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:560:22
[INFO] [stderr]     |
[INFO] [stderr] 560 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::STR32; be_int!(n, u32, 4), bytes]))), // str 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:568:18
[INFO] [stderr]     |
[INFO] [stderr] 568 |                 0...255 => Ok(try!(dest.write_all(data![byte::BIN8; be_int!(n, u8, 1), b.as_slice()]))), // bin 8
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:569:20
[INFO] [stderr]     |
[INFO] [stderr] 569 |                 256...65535 => Ok(try!(dest.write_all(data![byte::BIN16; be_int!(n, u16, 2), b.as_slice()]))), // bin 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:570:22
[INFO] [stderr]     |
[INFO] [stderr] 570 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::BIN32; be_int!(n, u32, 4), b.as_slice()]))), // bin 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:578:18
[INFO] [stderr]     |
[INFO] [stderr] 578 |                 0...15 => Ok(try!(dest.write_all(&[(0b10010000 | n) as u8]))), // fixarray
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:579:19
[INFO] [stderr]     |
[INFO] [stderr] 579 |                 16...65535 => Ok(try!(dest.write_all(data![byte::AR16; be_int!(n, u16, 2)]))), // 16 array
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:580:22
[INFO] [stderr]     |
[INFO] [stderr] 580 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::AR32; be_int!(n, u32, 4)]))), // 32 array
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:591:18
[INFO] [stderr]     |
[INFO] [stderr] 591 |                 0...15 => Ok(try!(dest.write_all(&[(0b10000000 | n) as u8]))), // fixmap
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:592:19
[INFO] [stderr]     |
[INFO] [stderr] 592 |                 16...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // 16 map
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:593:22
[INFO] [stderr]     |
[INFO] [stderr] 593 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // 32 map
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:610:18
[INFO] [stderr]     |
[INFO] [stderr] 610 |                 0...255 => Ok(try!(dest.write_all(&[byte::EXT8, n as u8]))), // ext 8
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:611:20
[INFO] [stderr]     |
[INFO] [stderr] 611 |                 256...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // ext 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:612:22
[INFO] [stderr]     |
[INFO] [stderr] 612 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // ext 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:637:32
[INFO] [stderr]     |
[INFO] [stderr] 637 |     fn cause(&self) -> Option<&Error> { None }
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[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/lib.rs:656:32
[INFO] [stderr]     |
[INFO] [stderr] 656 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:658:49
[INFO] [stderr]     |
[INFO] [stderr] 658 |             WriteError::Io(ref e) => Some(e as &Error),
[INFO] [stderr]     |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:689:32
[INFO] [stderr]     |
[INFO] [stderr] 689 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:691:48
[INFO] [stderr]     |
[INFO] [stderr] 691 |             ReadError::Io(ref e) => Some(e as &Error),
[INFO] [stderr]     |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/rpc.rs:6:48
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stderr]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/rpc.rs:12:29
[INFO] [stderr]    |
[INFO] [stderr] 12 | static MSGID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: 144 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `"docker" "inspect" "e0b7a51894b280c65fdc4ab219b9f46636aa39e0209eae4da0025248314356fb"`
[INFO] running `"docker" "rm" "-f" "e0b7a51894b280c65fdc4ab219b9f46636aa39e0209eae4da0025248314356fb"`
[INFO] [stdout] e0b7a51894b280c65fdc4ab219b9f46636aa39e0209eae4da0025248314356fb
[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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f997660e1780123ef481286bde93b229943638be46d0b8d5341cab2f5ca9bd23
[INFO] running `"docker" "start" "-a" "f997660e1780123ef481286bde93b229943638be46d0b8d5341cab2f5ca9bd23"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rpc.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |         Ok(try!(self.do_call(method, params)))
[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/rpc.rs:73:24
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let listener = try!(self.do_call(method, params));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rpc.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |         Ok(try!(self.do_call(method, params)).recv().unwrap())
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rpc.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |         try!(write_value(&mut self.output, Value::Array(vec![
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rpc.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 143 |         try!(self.output.flush());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:259:24
[INFO] [stderr]     |
[INFO] [stderr] 259 |             None => if try!(self.reader.read(&mut b)) == 0 {
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:314:29
[INFO] [stderr]     |
[INFO] [stderr] 314 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:314:54
[INFO] [stderr]     |
[INFO] [stderr] 314 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:323:29
[INFO] [stderr]     |
[INFO] [stderr] 323 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 330 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 341 |             byte::U8 => Ok(Uint8(read_be_int!(self.reader, u8, 1))),
[INFO] [stderr]     |                                  -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 342 |             byte::U16 => Ok(Uint16(read_be_int!(self.reader, u16, 2))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 343 |             byte::U32 => Ok(Uint32(read_be_int!(self.reader, u32, 4))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 344 |             byte::U64 => Ok(Uint64(read_be_int!(self.reader, u64, 8))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 346 |             byte::I8 => Ok(Int8(read_be_int!(self.reader, i8, 1))),
[INFO] [stderr]     |                                 -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 347 |             byte::I16 => Ok(Int16(read_be_int!(self.reader, i16, 2))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 348 |             byte::I32 => Ok(Int32(read_be_int!(self.reader, i32, 4))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 349 |             byte::I64 => Ok(Int64(read_be_int!(self.reader, i64, 8))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:32
[INFO] [stderr]     |
[INFO] [stderr] 287 |                     bytes[i] = try!(next);
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] ...
[INFO] [stderr] 351 |             byte::F32 => Ok(Float32(read_be_float!(self.reader, f32, 4))),
[INFO] [stderr]     |                                     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:32
[INFO] [stderr]     |
[INFO] [stderr] 287 |                     bytes[i] = try!(next);
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] ...
[INFO] [stderr] 352 |             byte::F64 => Ok(Float64(read_be_float!(self.reader, f64, 8))),
[INFO] [stderr]     |                                     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 356 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 363 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 364 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 371 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 372 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 379 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 380 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 387 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 388 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 392 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 393 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 397 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 398 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:405:29
[INFO] [stderr]     |
[INFO] [stderr] 405 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 411 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:414:29
[INFO] [stderr]     |
[INFO] [stderr] 414 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 420 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:423:29
[INFO] [stderr]     |
[INFO] [stderr] 423 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:432:29
[INFO] [stderr]     |
[INFO] [stderr] 432 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:432:54
[INFO] [stderr]     |
[INFO] [stderr] 432 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 438 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:441:29
[INFO] [stderr]     |
[INFO] [stderr] 441 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:441:54
[INFO] [stderr]     |
[INFO] [stderr] 441 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 447 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:450:29
[INFO] [stderr]     |
[INFO] [stderr] 450 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:450:54
[INFO] [stderr]     |
[INFO] [stderr] 450 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 456 |             byte::FIXEXT1 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 1))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 456 |             byte::FIXEXT1 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 1))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |             byte::FIXEXT2 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 2))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |             byte::FIXEXT2 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 2))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 458 |             byte::FIXEXT4 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 4))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 458 |             byte::FIXEXT4 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 4))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 459 |             byte::FIXEXT8 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 8))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 459 |             byte::FIXEXT8 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 8))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 460 |             byte::FIXEXT16 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 16))),
[INFO] [stderr]     |                                           -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 460 |             byte::FIXEXT16 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 16))),
[INFO] [stderr]     |                                                                             ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 463 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 464 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 464 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 468 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 469 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 469 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 473 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 474 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 474 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:499:5
[INFO] [stderr]     |
[INFO] [stderr] 499 |     try!(write_value(dest, Value::Extended(id, data.to_vec())));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:535:16
[INFO] [stderr]     |
[INFO] [stderr] 535 |         Nil => try!(dest.write_all(&[byte::NIL])),
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:537:27
[INFO] [stderr]     |
[INFO] [stderr] 537 |         Boolean(false) => try!(dest.write_all(&[byte::FALSE])),
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:538:26
[INFO] [stderr]     |
[INFO] [stderr] 538 |         Boolean(true) => try!(dest.write_all(&[byte::TRUE])),
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:540:21
[INFO] [stderr]     |
[INFO] [stderr] 540 |         Uint8(x) => try!(dest.write_all(&[byte::U8, x])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:541:22
[INFO] [stderr]     |
[INFO] [stderr] 541 |         Uint16(x) => try!(dest.write_all(data![byte::U16; be_int!(x, u16, 2)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:542:22
[INFO] [stderr]     |
[INFO] [stderr] 542 |         Uint32(x) => try!(dest.write_all(data![byte::U32; be_int!(x, u32, 4)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:543:22
[INFO] [stderr]     |
[INFO] [stderr] 543 |         Uint64(x) => try!(dest.write_all(data![byte::U64; be_int!(x, u64, 8)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:545:20
[INFO] [stderr]     |
[INFO] [stderr] 545 |         Int8(x) => try!(dest.write_all(&[byte::I8, x as u8])),
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:546:21
[INFO] [stderr]     |
[INFO] [stderr] 546 |         Int16(x) => try!(dest.write_all(data![byte::I16; be_int!(x, i16, 2)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:547:21
[INFO] [stderr]     |
[INFO] [stderr] 547 |         Int32(x) => try!(dest.write_all(data![byte::I32; be_int!(x, i32, 4)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:548:21
[INFO] [stderr]     |
[INFO] [stderr] 548 |         Int64(x) => try!(dest.write_all(data![byte::I64; be_int!(x, i64, 8)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:550:23
[INFO] [stderr]     |
[INFO] [stderr] 550 |         Float32(x) => try!(dest.write_all(data![byte::F32; be_float!(x, f32, 4)])),
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:551:23
[INFO] [stderr]     |
[INFO] [stderr] 551 |         Float64(x) => try!(dest.write_all(data![byte::F64; be_float!(x, f64, 8)])),
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:556:13
[INFO] [stderr]     |
[INFO] [stderr] 556 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:557:30
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 0...31 => Ok(try!(dest.write_all(data![(0b10100000 | n) as u8; bytes]))), // fixstr
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:558:32
[INFO] [stderr]     |
[INFO] [stderr] 558 |                 32...255 => Ok(try!(dest.write_all(data![byte::STR8; [n as u8], bytes]))), // str 8
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:559:35
[INFO] [stderr]     |
[INFO] [stderr] 559 |                 256...65535 => Ok(try!(dest.write_all(data![byte::STR16; be_int!(n, u16, 2), bytes]))), // str 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:560:42
[INFO] [stderr]     |
[INFO] [stderr] 560 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::STR32; be_int!(n, u32, 4), bytes]))), // str 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:567:13
[INFO] [stderr]     |
[INFO] [stderr] 567 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:568:31
[INFO] [stderr]     |
[INFO] [stderr] 568 |                 0...255 => Ok(try!(dest.write_all(data![byte::BIN8; be_int!(n, u8, 1), b.as_slice()]))), // bin 8
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:569:35
[INFO] [stderr]     |
[INFO] [stderr] 569 |                 256...65535 => Ok(try!(dest.write_all(data![byte::BIN16; be_int!(n, u16, 2), b.as_slice()]))), // bin 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:570:42
[INFO] [stderr]     |
[INFO] [stderr] 570 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::BIN32; be_int!(n, u32, 4), b.as_slice()]))), // bin 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:577:13
[INFO] [stderr]     |
[INFO] [stderr] 577 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:578:30
[INFO] [stderr]     |
[INFO] [stderr] 578 |                 0...15 => Ok(try!(dest.write_all(&[(0b10010000 | n) as u8]))), // fixarray
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:579:34
[INFO] [stderr]     |
[INFO] [stderr] 579 |                 16...65535 => Ok(try!(dest.write_all(data![byte::AR16; be_int!(n, u16, 2)]))), // 16 array
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:580:42
[INFO] [stderr]     |
[INFO] [stderr] 580 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::AR32; be_int!(n, u32, 4)]))), // 32 array
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:584:17
[INFO] [stderr]     |
[INFO] [stderr] 584 |                 try!(write_value(dest, v));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:590:13
[INFO] [stderr]     |
[INFO] [stderr] 590 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:591:30
[INFO] [stderr]     |
[INFO] [stderr] 591 |                 0...15 => Ok(try!(dest.write_all(&[(0b10000000 | n) as u8]))), // fixmap
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:592:34
[INFO] [stderr]     |
[INFO] [stderr] 592 |                 16...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // 16 map
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:593:42
[INFO] [stderr]     |
[INFO] [stderr] 593 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // 32 map
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:597:17
[INFO] [stderr]     |
[INFO] [stderr] 597 |                 try!(write_value(dest, k));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:598:17
[INFO] [stderr]     |
[INFO] [stderr] 598 |                 try!(write_value(dest, v));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:604:13
[INFO] [stderr]     |
[INFO] [stderr] 604 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:605:25
[INFO] [stderr]     |
[INFO] [stderr] 605 |                 1 => Ok(try!(dest.write_all(&[byte::FIXEXT1]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:606:25
[INFO] [stderr]     |
[INFO] [stderr] 606 |                 2 => Ok(try!(dest.write_all(&[byte::FIXEXT2]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:607:25
[INFO] [stderr]     |
[INFO] [stderr] 607 |                 4 => Ok(try!(dest.write_all(&[byte::FIXEXT4]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:608:25
[INFO] [stderr]     |
[INFO] [stderr] 608 |                 8 => Ok(try!(dest.write_all(&[byte::FIXEXT8]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:609:26
[INFO] [stderr]     |
[INFO] [stderr] 609 |                 16 => Ok(try!(dest.write_all(&[byte::FIXEXT16]))),
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:610:31
[INFO] [stderr]     |
[INFO] [stderr] 610 |                 0...255 => Ok(try!(dest.write_all(&[byte::EXT8, n as u8]))), // ext 8
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:611:35
[INFO] [stderr]     |
[INFO] [stderr] 611 |                 256...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // ext 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:612:42
[INFO] [stderr]     |
[INFO] [stderr] 612 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // ext 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:615:13
[INFO] [stderr]     |
[INFO] [stderr] 615 |             try!(dest.write_all(&[id as u8]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:616:13
[INFO] [stderr]     |
[INFO] [stderr] 616 |             try!(dest.write_all(data.as_slice()));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:59:31
[INFO] [stderr]    |
[INFO] [stderr] 59 |         FIXINT_POS_RANGE_START...FIXINT_POS_RANGE_END => "POS FIXINT",
[INFO] [stderr]    |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:60:27
[INFO] [stderr]    |
[INFO] [stderr] 60 |         FIXMAP_RANGE_START...FIXMAP_RANGE_END => "FIXMAP",
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:61:29
[INFO] [stderr]    |
[INFO] [stderr] 61 |         FIXARRAY_RANGE_START...FIXARRAY_RANGE_END => "FIXARRAY",
[INFO] [stderr]    |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:62:27
[INFO] [stderr]    |
[INFO] [stderr] 62 |         FIXSTR_RANGE_START...FIXSTR_RANGE_END => "FIXSTR",
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:94:31
[INFO] [stderr]    |
[INFO] [stderr] 94 |         FIXINT_NEG_RANGE_START...FIXINT_NEG_RANGE_END => "NEG FIXINT",
[INFO] [stderr]    |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/lib.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / macro_rules! nth_byte(
[INFO] [stderr] 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
[INFO] [stderr] 40 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:308:45
[INFO] [stderr]     |
[INFO] [stderr] 308 |             b @ byte::FIXINT_POS_RANGE_START...byte::FIXINT_POS_RANGE_END => Ok(Int8((b & 0b01111111) as i8)),
[INFO] [stderr]     |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:310:41
[INFO] [stderr]     |
[INFO] [stderr] 310 |             b @ byte::FIXMAP_RANGE_START...byte::FIXMAP_RANGE_END => {
[INFO] [stderr]     |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:319:43
[INFO] [stderr]     |
[INFO] [stderr] 319 |             b @ byte::FIXARRAY_RANGE_START...byte::FIXARRAY_RANGE_END => {
[INFO] [stderr]     |                                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:328:41
[INFO] [stderr]     |
[INFO] [stderr] 328 |             b @ byte::FIXSTR_RANGE_START...byte::FIXSTR_RANGE_END => {
[INFO] [stderr]     |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:477:45
[INFO] [stderr]     |
[INFO] [stderr] 477 |             b @ byte::FIXINT_NEG_RANGE_START...byte::FIXINT_NEG_RANGE_END => Ok(Int8((b & 0b00011111) as i8)),
[INFO] [stderr]     |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:557:18
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 0...31 => Ok(try!(dest.write_all(data![(0b10100000 | n) as u8; bytes]))), // fixstr
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:558:19
[INFO] [stderr]     |
[INFO] [stderr] 558 |                 32...255 => Ok(try!(dest.write_all(data![byte::STR8; [n as u8], bytes]))), // str 8
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:559:20
[INFO] [stderr]     |
[INFO] [stderr] 559 |                 256...65535 => Ok(try!(dest.write_all(data![byte::STR16; be_int!(n, u16, 2), bytes]))), // str 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:560:22
[INFO] [stderr]     |
[INFO] [stderr] 560 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::STR32; be_int!(n, u32, 4), bytes]))), // str 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:568:18
[INFO] [stderr]     |
[INFO] [stderr] 568 |                 0...255 => Ok(try!(dest.write_all(data![byte::BIN8; be_int!(n, u8, 1), b.as_slice()]))), // bin 8
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:569:20
[INFO] [stderr]     |
[INFO] [stderr] 569 |                 256...65535 => Ok(try!(dest.write_all(data![byte::BIN16; be_int!(n, u16, 2), b.as_slice()]))), // bin 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:570:22
[INFO] [stderr]     |
[INFO] [stderr] 570 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::BIN32; be_int!(n, u32, 4), b.as_slice()]))), // bin 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:578:18
[INFO] [stderr]     |
[INFO] [stderr] 578 |                 0...15 => Ok(try!(dest.write_all(&[(0b10010000 | n) as u8]))), // fixarray
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:579:19
[INFO] [stderr]     |
[INFO] [stderr] 579 |                 16...65535 => Ok(try!(dest.write_all(data![byte::AR16; be_int!(n, u16, 2)]))), // 16 array
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:580:22
[INFO] [stderr]     |
[INFO] [stderr] 580 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::AR32; be_int!(n, u32, 4)]))), // 32 array
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:591:18
[INFO] [stderr]     |
[INFO] [stderr] 591 |                 0...15 => Ok(try!(dest.write_all(&[(0b10000000 | n) as u8]))), // fixmap
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:592:19
[INFO] [stderr]     |
[INFO] [stderr] 592 |                 16...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // 16 map
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:593:22
[INFO] [stderr]     |
[INFO] [stderr] 593 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // 32 map
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:610:18
[INFO] [stderr]     |
[INFO] [stderr] 610 |                 0...255 => Ok(try!(dest.write_all(&[byte::EXT8, n as u8]))), // ext 8
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:611:20
[INFO] [stderr]     |
[INFO] [stderr] 611 |                 256...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // ext 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:612:22
[INFO] [stderr]     |
[INFO] [stderr] 612 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // ext 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:637:32
[INFO] [stderr]     |
[INFO] [stderr] 637 |     fn cause(&self) -> Option<&Error> { None }
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[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/lib.rs:656:32
[INFO] [stderr]     |
[INFO] [stderr] 656 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:658:49
[INFO] [stderr]     |
[INFO] [stderr] 658 |             WriteError::Io(ref e) => Some(e as &Error),
[INFO] [stderr]     |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:689:32
[INFO] [stderr]     |
[INFO] [stderr] 689 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:691:48
[INFO] [stderr]     |
[INFO] [stderr] 691 |             ReadError::Io(ref e) => Some(e as &Error),
[INFO] [stderr]     |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/rpc.rs:6:48
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stderr]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/rpc.rs:12:29
[INFO] [stderr]    |
[INFO] [stderr] 12 | static MSGID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: 144 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling mpack v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rpc.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |         Ok(try!(self.do_call(method, params)))
[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/rpc.rs:73:24
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let listener = try!(self.do_call(method, params));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rpc.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |         Ok(try!(self.do_call(method, params)).recv().unwrap())
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rpc.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |         try!(write_value(&mut self.output, Value::Array(vec![
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rpc.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 143 |         try!(self.output.flush());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:259:24
[INFO] [stderr]     |
[INFO] [stderr] 259 |             None => if try!(self.reader.read(&mut b)) == 0 {
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:314:29
[INFO] [stderr]     |
[INFO] [stderr] 314 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:314:54
[INFO] [stderr]     |
[INFO] [stderr] 314 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:323:29
[INFO] [stderr]     |
[INFO] [stderr] 323 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 330 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 341 |             byte::U8 => Ok(Uint8(read_be_int!(self.reader, u8, 1))),
[INFO] [stderr]     |                                  -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 342 |             byte::U16 => Ok(Uint16(read_be_int!(self.reader, u16, 2))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 343 |             byte::U32 => Ok(Uint32(read_be_int!(self.reader, u32, 4))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 344 |             byte::U64 => Ok(Uint64(read_be_int!(self.reader, u64, 8))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 346 |             byte::I8 => Ok(Int8(read_be_int!(self.reader, i8, 1))),
[INFO] [stderr]     |                                 -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 347 |             byte::I16 => Ok(Int16(read_be_int!(self.reader, i16, 2))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 348 |             byte::I32 => Ok(Int32(read_be_int!(self.reader, i32, 4))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 349 |             byte::I64 => Ok(Int64(read_be_int!(self.reader, i64, 8))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:32
[INFO] [stderr]     |
[INFO] [stderr] 287 |                     bytes[i] = try!(next);
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] ...
[INFO] [stderr] 351 |             byte::F32 => Ok(Float32(read_be_float!(self.reader, f32, 4))),
[INFO] [stderr]     |                                     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:32
[INFO] [stderr]     |
[INFO] [stderr] 287 |                     bytes[i] = try!(next);
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] ...
[INFO] [stderr] 352 |             byte::F64 => Ok(Float64(read_be_float!(self.reader, f64, 8))),
[INFO] [stderr]     |                                     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 356 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 363 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 364 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 371 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 372 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 379 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 380 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 387 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 388 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 392 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 393 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 397 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 398 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:405:29
[INFO] [stderr]     |
[INFO] [stderr] 405 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 411 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:414:29
[INFO] [stderr]     |
[INFO] [stderr] 414 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 420 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:423:29
[INFO] [stderr]     |
[INFO] [stderr] 423 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:432:29
[INFO] [stderr]     |
[INFO] [stderr] 432 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:432:54
[INFO] [stderr]     |
[INFO] [stderr] 432 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 438 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:441:29
[INFO] [stderr]     |
[INFO] [stderr] 441 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:441:54
[INFO] [stderr]     |
[INFO] [stderr] 441 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 447 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:450:29
[INFO] [stderr]     |
[INFO] [stderr] 450 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:450:54
[INFO] [stderr]     |
[INFO] [stderr] 450 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 456 |             byte::FIXEXT1 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 1))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 456 |             byte::FIXEXT1 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 1))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |             byte::FIXEXT2 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 2))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |             byte::FIXEXT2 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 2))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 458 |             byte::FIXEXT4 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 4))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 458 |             byte::FIXEXT4 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 4))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 459 |             byte::FIXEXT8 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 8))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 459 |             byte::FIXEXT8 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 8))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 460 |             byte::FIXEXT16 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 16))),
[INFO] [stderr]     |                                           -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 460 |             byte::FIXEXT16 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 16))),
[INFO] [stderr]     |                                                                             ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 463 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 464 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 464 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 468 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 469 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 469 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 473 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 474 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 474 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:499:5
[INFO] [stderr]     |
[INFO] [stderr] 499 |     try!(write_value(dest, Value::Extended(id, data.to_vec())));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:535:16
[INFO] [stderr]     |
[INFO] [stderr] 535 |         Nil => try!(dest.write_all(&[byte::NIL])),
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:537:27
[INFO] [stderr]     |
[INFO] [stderr] 537 |         Boolean(false) => try!(dest.write_all(&[byte::FALSE])),
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:538:26
[INFO] [stderr]     |
[INFO] [stderr] 538 |         Boolean(true) => try!(dest.write_all(&[byte::TRUE])),
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:540:21
[INFO] [stderr]     |
[INFO] [stderr] 540 |         Uint8(x) => try!(dest.write_all(&[byte::U8, x])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:541:22
[INFO] [stderr]     |
[INFO] [stderr] 541 |         Uint16(x) => try!(dest.write_all(data![byte::U16; be_int!(x, u16, 2)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:542:22
[INFO] [stderr]     |
[INFO] [stderr] 542 |         Uint32(x) => try!(dest.write_all(data![byte::U32; be_int!(x, u32, 4)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:543:22
[INFO] [stderr]     |
[INFO] [stderr] 543 |         Uint64(x) => try!(dest.write_all(data![byte::U64; be_int!(x, u64, 8)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:545:20
[INFO] [stderr]     |
[INFO] [stderr] 545 |         Int8(x) => try!(dest.write_all(&[byte::I8, x as u8])),
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:546:21
[INFO] [stderr]     |
[INFO] [stderr] 546 |         Int16(x) => try!(dest.write_all(data![byte::I16; be_int!(x, i16, 2)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:547:21
[INFO] [stderr]     |
[INFO] [stderr] 547 |         Int32(x) => try!(dest.write_all(data![byte::I32; be_int!(x, i32, 4)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:548:21
[INFO] [stderr]     |
[INFO] [stderr] 548 |         Int64(x) => try!(dest.write_all(data![byte::I64; be_int!(x, i64, 8)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:550:23
[INFO] [stderr]     |
[INFO] [stderr] 550 |         Float32(x) => try!(dest.write_all(data![byte::F32; be_float!(x, f32, 4)])),
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:551:23
[INFO] [stderr]     |
[INFO] [stderr] 551 |         Float64(x) => try!(dest.write_all(data![byte::F64; be_float!(x, f64, 8)])),
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:556:13
[INFO] [stderr]     |
[INFO] [stderr] 556 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:557:30
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 0...31 => Ok(try!(dest.write_all(data![(0b10100000 | n) as u8; bytes]))), // fixstr
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:558:32
[INFO] [stderr]     |
[INFO] [stderr] 558 |                 32...255 => Ok(try!(dest.write_all(data![byte::STR8; [n as u8], bytes]))), // str 8
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:559:35
[INFO] [stderr]     |
[INFO] [stderr] 559 |                 256...65535 => Ok(try!(dest.write_all(data![byte::STR16; be_int!(n, u16, 2), bytes]))), // str 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:560:42
[INFO] [stderr]     |
[INFO] [stderr] 560 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::STR32; be_int!(n, u32, 4), bytes]))), // str 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:567:13
[INFO] [stderr]     |
[INFO] [stderr] 567 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:568:31
[INFO] [stderr]     |
[INFO] [stderr] 568 |                 0...255 => Ok(try!(dest.write_all(data![byte::BIN8; be_int!(n, u8, 1), b.as_slice()]))), // bin 8
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:569:35
[INFO] [stderr]     |
[INFO] [stderr] 569 |                 256...65535 => Ok(try!(dest.write_all(data![byte::BIN16; be_int!(n, u16, 2), b.as_slice()]))), // bin 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:570:42
[INFO] [stderr]     |
[INFO] [stderr] 570 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::BIN32; be_int!(n, u32, 4), b.as_slice()]))), // bin 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:577:13
[INFO] [stderr]     |
[INFO] [stderr] 577 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:578:30
[INFO] [stderr]     |
[INFO] [stderr] 578 |                 0...15 => Ok(try!(dest.write_all(&[(0b10010000 | n) as u8]))), // fixarray
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:579:34
[INFO] [stderr]     |
[INFO] [stderr] 579 |                 16...65535 => Ok(try!(dest.write_all(data![byte::AR16; be_int!(n, u16, 2)]))), // 16 array
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:580:42
[INFO] [stderr]     |
[INFO] [stderr] 580 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::AR32; be_int!(n, u32, 4)]))), // 32 array
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:584:17
[INFO] [stderr]     |
[INFO] [stderr] 584 |                 try!(write_value(dest, v));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:590:13
[INFO] [stderr]     |
[INFO] [stderr] 590 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:591:30
[INFO] [stderr]     |
[INFO] [stderr] 591 |                 0...15 => Ok(try!(dest.write_all(&[(0b10000000 | n) as u8]))), // fixmap
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:592:34
[INFO] [stderr]     |
[INFO] [stderr] 592 |                 16...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // 16 map
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:593:42
[INFO] [stderr]     |
[INFO] [stderr] 593 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // 32 map
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:597:17
[INFO] [stderr]     |
[INFO] [stderr] 597 |                 try!(write_value(dest, k));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:598:17
[INFO] [stderr]     |
[INFO] [stderr] 598 |                 try!(write_value(dest, v));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:604:13
[INFO] [stderr]     |
[INFO] [stderr] 604 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:605:25
[INFO] [stderr]     |
[INFO] [stderr] 605 |                 1 => Ok(try!(dest.write_all(&[byte::FIXEXT1]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:606:25
[INFO] [stderr]     |
[INFO] [stderr] 606 |                 2 => Ok(try!(dest.write_all(&[byte::FIXEXT2]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:607:25
[INFO] [stderr]     |
[INFO] [stderr] 607 |                 4 => Ok(try!(dest.write_all(&[byte::FIXEXT4]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:608:25
[INFO] [stderr]     |
[INFO] [stderr] 608 |                 8 => Ok(try!(dest.write_all(&[byte::FIXEXT8]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:609:26
[INFO] [stderr]     |
[INFO] [stderr] 609 |                 16 => Ok(try!(dest.write_all(&[byte::FIXEXT16]))),
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:610:31
[INFO] [stderr]     |
[INFO] [stderr] 610 |                 0...255 => Ok(try!(dest.write_all(&[byte::EXT8, n as u8]))), // ext 8
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:611:35
[INFO] [stderr]     |
[INFO] [stderr] 611 |                 256...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // ext 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:612:42
[INFO] [stderr]     |
[INFO] [stderr] 612 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // ext 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:615:13
[INFO] [stderr]     |
[INFO] [stderr] 615 |             try!(dest.write_all(&[id as u8]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:616:13
[INFO] [stderr]     |
[INFO] [stderr] 616 |             try!(dest.write_all(data.as_slice()));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:59:31
[INFO] [stderr]    |
[INFO] [stderr] 59 |         FIXINT_POS_RANGE_START...FIXINT_POS_RANGE_END => "POS FIXINT",
[INFO] [stderr]    |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:60:27
[INFO] [stderr]    |
[INFO] [stderr] 60 |         FIXMAP_RANGE_START...FIXMAP_RANGE_END => "FIXMAP",
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:61:29
[INFO] [stderr]    |
[INFO] [stderr] 61 |         FIXARRAY_RANGE_START...FIXARRAY_RANGE_END => "FIXARRAY",
[INFO] [stderr]    |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:62:27
[INFO] [stderr]    |
[INFO] [stderr] 62 |         FIXSTR_RANGE_START...FIXSTR_RANGE_END => "FIXSTR",
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:94:31
[INFO] [stderr]    |
[INFO] [stderr] 94 |         FIXINT_NEG_RANGE_START...FIXINT_NEG_RANGE_END => "NEG FIXINT",
[INFO] [stderr]    |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/lib.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / macro_rules! nth_byte(
[INFO] [stderr] 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
[INFO] [stderr] 40 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:308:45
[INFO] [stderr]     |
[INFO] [stderr] 308 |             b @ byte::FIXINT_POS_RANGE_START...byte::FIXINT_POS_RANGE_END => Ok(Int8((b & 0b01111111) as i8)),
[INFO] [stderr]     |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:310:41
[INFO] [stderr]     |
[INFO] [stderr] 310 |             b @ byte::FIXMAP_RANGE_START...byte::FIXMAP_RANGE_END => {
[INFO] [stderr]     |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:319:43
[INFO] [stderr]     |
[INFO] [stderr] 319 |             b @ byte::FIXARRAY_RANGE_START...byte::FIXARRAY_RANGE_END => {
[INFO] [stderr]     |                                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:328:41
[INFO] [stderr]     |
[INFO] [stderr] 328 |             b @ byte::FIXSTR_RANGE_START...byte::FIXSTR_RANGE_END => {
[INFO] [stderr]     |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:477:45
[INFO] [stderr]     |
[INFO] [stderr] 477 |             b @ byte::FIXINT_NEG_RANGE_START...byte::FIXINT_NEG_RANGE_END => Ok(Int8((b & 0b00011111) as i8)),
[INFO] [stderr]     |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:557:18
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 0...31 => Ok(try!(dest.write_all(data![(0b10100000 | n) as u8; bytes]))), // fixstr
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:558:19
[INFO] [stderr]     |
[INFO] [stderr] 558 |                 32...255 => Ok(try!(dest.write_all(data![byte::STR8; [n as u8], bytes]))), // str 8
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:559:20
[INFO] [stderr]     |
[INFO] [stderr] 559 |                 256...65535 => Ok(try!(dest.write_all(data![byte::STR16; be_int!(n, u16, 2), bytes]))), // str 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:560:22
[INFO] [stderr]     |
[INFO] [stderr] 560 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::STR32; be_int!(n, u32, 4), bytes]))), // str 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:568:18
[INFO] [stderr]     |
[INFO] [stderr] 568 |                 0...255 => Ok(try!(dest.write_all(data![byte::BIN8; be_int!(n, u8, 1), b.as_slice()]))), // bin 8
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:569:20
[INFO] [stderr]     |
[INFO] [stderr] 569 |                 256...65535 => Ok(try!(dest.write_all(data![byte::BIN16; be_int!(n, u16, 2), b.as_slice()]))), // bin 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:570:22
[INFO] [stderr]     |
[INFO] [stderr] 570 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::BIN32; be_int!(n, u32, 4), b.as_slice()]))), // bin 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:578:18
[INFO] [stderr]     |
[INFO] [stderr] 578 |                 0...15 => Ok(try!(dest.write_all(&[(0b10010000 | n) as u8]))), // fixarray
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:579:19
[INFO] [stderr]     |
[INFO] [stderr] 579 |                 16...65535 => Ok(try!(dest.write_all(data![byte::AR16; be_int!(n, u16, 2)]))), // 16 array
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:580:22
[INFO] [stderr]     |
[INFO] [stderr] 580 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::AR32; be_int!(n, u32, 4)]))), // 32 array
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:591:18
[INFO] [stderr]     |
[INFO] [stderr] 591 |                 0...15 => Ok(try!(dest.write_all(&[(0b10000000 | n) as u8]))), // fixmap
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:592:19
[INFO] [stderr]     |
[INFO] [stderr] 592 |                 16...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // 16 map
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:593:22
[INFO] [stderr]     |
[INFO] [stderr] 593 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // 32 map
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:610:18
[INFO] [stderr]     |
[INFO] [stderr] 610 |                 0...255 => Ok(try!(dest.write_all(&[byte::EXT8, n as u8]))), // ext 8
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:611:20
[INFO] [stderr]     |
[INFO] [stderr] 611 |                 256...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // ext 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:612:22
[INFO] [stderr]     |
[INFO] [stderr] 612 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // ext 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:637:32
[INFO] [stderr]     |
[INFO] [stderr] 637 |     fn cause(&self) -> Option<&Error> { None }
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[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/lib.rs:656:32
[INFO] [stderr]     |
[INFO] [stderr] 656 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:658:49
[INFO] [stderr]     |
[INFO] [stderr] 658 |             WriteError::Io(ref e) => Some(e as &Error),
[INFO] [stderr]     |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:689:32
[INFO] [stderr]     |
[INFO] [stderr] 689 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:691:48
[INFO] [stderr]     |
[INFO] [stderr] 691 |             ReadError::Io(ref e) => Some(e as &Error),
[INFO] [stderr]     |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]    --> src/lib.rs:717:9
[INFO] [stderr]     |
[INFO] [stderr] 717 |     use std::mem;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::slice`
[INFO] [stderr]    --> src/lib.rs:718:9
[INFO] [stderr]     |
[INFO] [stderr] 718 |     use std::slice;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/rpc.rs:6:48
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stderr]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/rpc.rs:12:29
[INFO] [stderr]    |
[INFO] [stderr] 12 | static MSGID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
[INFO] [stderr]    --> src/lib.rs:820:9
[INFO] [stderr]     |
[INFO] [stderr] 820 |         assert_eq!(x.b, 42);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(safe_packed_borrows)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stderr]     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 147 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `"docker" "inspect" "f997660e1780123ef481286bde93b229943638be46d0b8d5341cab2f5ca9bd23"`
[INFO] running `"docker" "rm" "-f" "f997660e1780123ef481286bde93b229943638be46d0b8d5341cab2f5ca9bd23"`
[INFO] [stdout] f997660e1780123ef481286bde93b229943638be46d0b8d5341cab2f5ca9bd23
[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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5fbc33f69718a5fbe46b539a367d38ddca40ed6386ce46dab7b95e7914655722
[INFO] running `"docker" "start" "-a" "5fbc33f69718a5fbe46b539a367d38ddca40ed6386ce46dab7b95e7914655722"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rpc.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |         Ok(try!(self.do_call(method, params)))
[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/rpc.rs:73:24
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let listener = try!(self.do_call(method, params));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rpc.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |         Ok(try!(self.do_call(method, params)).recv().unwrap())
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rpc.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |         try!(write_value(&mut self.output, Value::Array(vec![
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rpc.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 143 |         try!(self.output.flush());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:259:24
[INFO] [stderr]     |
[INFO] [stderr] 259 |             None => if try!(self.reader.read(&mut b)) == 0 {
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:314:29
[INFO] [stderr]     |
[INFO] [stderr] 314 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:314:54
[INFO] [stderr]     |
[INFO] [stderr] 314 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:323:29
[INFO] [stderr]     |
[INFO] [stderr] 323 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 330 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 341 |             byte::U8 => Ok(Uint8(read_be_int!(self.reader, u8, 1))),
[INFO] [stderr]     |                                  -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 342 |             byte::U16 => Ok(Uint16(read_be_int!(self.reader, u16, 2))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 343 |             byte::U32 => Ok(Uint32(read_be_int!(self.reader, u32, 4))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 344 |             byte::U64 => Ok(Uint64(read_be_int!(self.reader, u64, 8))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 346 |             byte::I8 => Ok(Int8(read_be_int!(self.reader, i8, 1))),
[INFO] [stderr]     |                                 -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 347 |             byte::I16 => Ok(Int16(read_be_int!(self.reader, i16, 2))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 348 |             byte::I32 => Ok(Int32(read_be_int!(self.reader, i32, 4))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 349 |             byte::I64 => Ok(Int64(read_be_int!(self.reader, i64, 8))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:32
[INFO] [stderr]     |
[INFO] [stderr] 287 |                     bytes[i] = try!(next);
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] ...
[INFO] [stderr] 351 |             byte::F32 => Ok(Float32(read_be_float!(self.reader, f32, 4))),
[INFO] [stderr]     |                                     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:32
[INFO] [stderr]     |
[INFO] [stderr] 287 |                     bytes[i] = try!(next);
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] ...
[INFO] [stderr] 352 |             byte::F64 => Ok(Float64(read_be_float!(self.reader, f64, 8))),
[INFO] [stderr]     |                                     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 356 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 363 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 364 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 371 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 372 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 379 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 380 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 387 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 388 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 392 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 393 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 397 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 398 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:405:29
[INFO] [stderr]     |
[INFO] [stderr] 405 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 411 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:414:29
[INFO] [stderr]     |
[INFO] [stderr] 414 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 420 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:423:29
[INFO] [stderr]     |
[INFO] [stderr] 423 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:432:29
[INFO] [stderr]     |
[INFO] [stderr] 432 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:432:54
[INFO] [stderr]     |
[INFO] [stderr] 432 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 438 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:441:29
[INFO] [stderr]     |
[INFO] [stderr] 441 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:441:54
[INFO] [stderr]     |
[INFO] [stderr] 441 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 447 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:450:29
[INFO] [stderr]     |
[INFO] [stderr] 450 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:450:54
[INFO] [stderr]     |
[INFO] [stderr] 450 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 456 |             byte::FIXEXT1 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 1))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 456 |             byte::FIXEXT1 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 1))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |             byte::FIXEXT2 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 2))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |             byte::FIXEXT2 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 2))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 458 |             byte::FIXEXT4 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 4))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 458 |             byte::FIXEXT4 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 4))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 459 |             byte::FIXEXT8 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 8))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 459 |             byte::FIXEXT8 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 8))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 460 |             byte::FIXEXT16 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 16))),
[INFO] [stderr]     |                                           -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 460 |             byte::FIXEXT16 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 16))),
[INFO] [stderr]     |                                                                             ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 463 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 464 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 464 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 468 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 469 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 469 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 473 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 474 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 474 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:499:5
[INFO] [stderr]     |
[INFO] [stderr] 499 |     try!(write_value(dest, Value::Extended(id, data.to_vec())));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:535:16
[INFO] [stderr]     |
[INFO] [stderr] 535 |         Nil => try!(dest.write_all(&[byte::NIL])),
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:537:27
[INFO] [stderr]     |
[INFO] [stderr] 537 |         Boolean(false) => try!(dest.write_all(&[byte::FALSE])),
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:538:26
[INFO] [stderr]     |
[INFO] [stderr] 538 |         Boolean(true) => try!(dest.write_all(&[byte::TRUE])),
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:540:21
[INFO] [stderr]     |
[INFO] [stderr] 540 |         Uint8(x) => try!(dest.write_all(&[byte::U8, x])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:541:22
[INFO] [stderr]     |
[INFO] [stderr] 541 |         Uint16(x) => try!(dest.write_all(data![byte::U16; be_int!(x, u16, 2)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:542:22
[INFO] [stderr]     |
[INFO] [stderr] 542 |         Uint32(x) => try!(dest.write_all(data![byte::U32; be_int!(x, u32, 4)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:543:22
[INFO] [stderr]     |
[INFO] [stderr] 543 |         Uint64(x) => try!(dest.write_all(data![byte::U64; be_int!(x, u64, 8)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:545:20
[INFO] [stderr]     |
[INFO] [stderr] 545 |         Int8(x) => try!(dest.write_all(&[byte::I8, x as u8])),
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:546:21
[INFO] [stderr]     |
[INFO] [stderr] 546 |         Int16(x) => try!(dest.write_all(data![byte::I16; be_int!(x, i16, 2)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:547:21
[INFO] [stderr]     |
[INFO] [stderr] 547 |         Int32(x) => try!(dest.write_all(data![byte::I32; be_int!(x, i32, 4)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:548:21
[INFO] [stderr]     |
[INFO] [stderr] 548 |         Int64(x) => try!(dest.write_all(data![byte::I64; be_int!(x, i64, 8)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:550:23
[INFO] [stderr]     |
[INFO] [stderr] 550 |         Float32(x) => try!(dest.write_all(data![byte::F32; be_float!(x, f32, 4)])),
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:551:23
[INFO] [stderr]     |
[INFO] [stderr] 551 |         Float64(x) => try!(dest.write_all(data![byte::F64; be_float!(x, f64, 8)])),
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:556:13
[INFO] [stderr]     |
[INFO] [stderr] 556 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:557:30
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 0...31 => Ok(try!(dest.write_all(data![(0b10100000 | n) as u8; bytes]))), // fixstr
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:558:32
[INFO] [stderr]     |
[INFO] [stderr] 558 |                 32...255 => Ok(try!(dest.write_all(data![byte::STR8; [n as u8], bytes]))), // str 8
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:559:35
[INFO] [stderr]     |
[INFO] [stderr] 559 |                 256...65535 => Ok(try!(dest.write_all(data![byte::STR16; be_int!(n, u16, 2), bytes]))), // str 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:560:42
[INFO] [stderr]     |
[INFO] [stderr] 560 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::STR32; be_int!(n, u32, 4), bytes]))), // str 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:567:13
[INFO] [stderr]     |
[INFO] [stderr] 567 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:568:31
[INFO] [stderr]     |
[INFO] [stderr] 568 |                 0...255 => Ok(try!(dest.write_all(data![byte::BIN8; be_int!(n, u8, 1), b.as_slice()]))), // bin 8
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:569:35
[INFO] [stderr]     |
[INFO] [stderr] 569 |                 256...65535 => Ok(try!(dest.write_all(data![byte::BIN16; be_int!(n, u16, 2), b.as_slice()]))), // bin 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:570:42
[INFO] [stderr]     |
[INFO] [stderr] 570 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::BIN32; be_int!(n, u32, 4), b.as_slice()]))), // bin 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:577:13
[INFO] [stderr]     |
[INFO] [stderr] 577 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:578:30
[INFO] [stderr]     |
[INFO] [stderr] 578 |                 0...15 => Ok(try!(dest.write_all(&[(0b10010000 | n) as u8]))), // fixarray
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:579:34
[INFO] [stderr]     |
[INFO] [stderr] 579 |                 16...65535 => Ok(try!(dest.write_all(data![byte::AR16; be_int!(n, u16, 2)]))), // 16 array
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:580:42
[INFO] [stderr]     |
[INFO] [stderr] 580 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::AR32; be_int!(n, u32, 4)]))), // 32 array
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:584:17
[INFO] [stderr]     |
[INFO] [stderr] 584 |                 try!(write_value(dest, v));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:590:13
[INFO] [stderr]     |
[INFO] [stderr] 590 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:591:30
[INFO] [stderr]     |
[INFO] [stderr] 591 |                 0...15 => Ok(try!(dest.write_all(&[(0b10000000 | n) as u8]))), // fixmap
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:592:34
[INFO] [stderr]     |
[INFO] [stderr] 592 |                 16...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // 16 map
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:593:42
[INFO] [stderr]     |
[INFO] [stderr] 593 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // 32 map
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:597:17
[INFO] [stderr]     |
[INFO] [stderr] 597 |                 try!(write_value(dest, k));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:598:17
[INFO] [stderr]     |
[INFO] [stderr] 598 |                 try!(write_value(dest, v));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:604:13
[INFO] [stderr]     |
[INFO] [stderr] 604 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:605:25
[INFO] [stderr]     |
[INFO] [stderr] 605 |                 1 => Ok(try!(dest.write_all(&[byte::FIXEXT1]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:606:25
[INFO] [stderr]     |
[INFO] [stderr] 606 |                 2 => Ok(try!(dest.write_all(&[byte::FIXEXT2]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:607:25
[INFO] [stderr]     |
[INFO] [stderr] 607 |                 4 => Ok(try!(dest.write_all(&[byte::FIXEXT4]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:608:25
[INFO] [stderr]     |
[INFO] [stderr] 608 |                 8 => Ok(try!(dest.write_all(&[byte::FIXEXT8]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:609:26
[INFO] [stderr]     |
[INFO] [stderr] 609 |                 16 => Ok(try!(dest.write_all(&[byte::FIXEXT16]))),
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:610:31
[INFO] [stderr]     |
[INFO] [stderr] 610 |                 0...255 => Ok(try!(dest.write_all(&[byte::EXT8, n as u8]))), // ext 8
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:611:35
[INFO] [stderr]     |
[INFO] [stderr] 611 |                 256...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // ext 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:612:42
[INFO] [stderr]     |
[INFO] [stderr] 612 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // ext 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:615:13
[INFO] [stderr]     |
[INFO] [stderr] 615 |             try!(dest.write_all(&[id as u8]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:616:13
[INFO] [stderr]     |
[INFO] [stderr] 616 |             try!(dest.write_all(data.as_slice()));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:59:31
[INFO] [stderr]    |
[INFO] [stderr] 59 |         FIXINT_POS_RANGE_START...FIXINT_POS_RANGE_END => "POS FIXINT",
[INFO] [stderr]    |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:60:27
[INFO] [stderr]    |
[INFO] [stderr] 60 |         FIXMAP_RANGE_START...FIXMAP_RANGE_END => "FIXMAP",
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:61:29
[INFO] [stderr]    |
[INFO] [stderr] 61 |         FIXARRAY_RANGE_START...FIXARRAY_RANGE_END => "FIXARRAY",
[INFO] [stderr]    |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:62:27
[INFO] [stderr]    |
[INFO] [stderr] 62 |         FIXSTR_RANGE_START...FIXSTR_RANGE_END => "FIXSTR",
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:94:31
[INFO] [stderr]    |
[INFO] [stderr] 94 |         FIXINT_NEG_RANGE_START...FIXINT_NEG_RANGE_END => "NEG FIXINT",
[INFO] [stderr]    |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/lib.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / macro_rules! nth_byte(
[INFO] [stderr] 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
[INFO] [stderr] 40 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:308:45
[INFO] [stderr]     |
[INFO] [stderr] 308 |             b @ byte::FIXINT_POS_RANGE_START...byte::FIXINT_POS_RANGE_END => Ok(Int8((b & 0b01111111) as i8)),
[INFO] [stderr]     |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:310:41
[INFO] [stderr]     |
[INFO] [stderr] 310 |             b @ byte::FIXMAP_RANGE_START...byte::FIXMAP_RANGE_END => {
[INFO] [stderr]     |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:319:43
[INFO] [stderr]     |
[INFO] [stderr] 319 |             b @ byte::FIXARRAY_RANGE_START...byte::FIXARRAY_RANGE_END => {
[INFO] [stderr]     |                                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:328:41
[INFO] [stderr]     |
[INFO] [stderr] 328 |             b @ byte::FIXSTR_RANGE_START...byte::FIXSTR_RANGE_END => {
[INFO] [stderr]     |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:477:45
[INFO] [stderr]     |
[INFO] [stderr] 477 |             b @ byte::FIXINT_NEG_RANGE_START...byte::FIXINT_NEG_RANGE_END => Ok(Int8((b & 0b00011111) as i8)),
[INFO] [stderr]     |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:557:18
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 0...31 => Ok(try!(dest.write_all(data![(0b10100000 | n) as u8; bytes]))), // fixstr
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:558:19
[INFO] [stderr]     |
[INFO] [stderr] 558 |                 32...255 => Ok(try!(dest.write_all(data![byte::STR8; [n as u8], bytes]))), // str 8
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:559:20
[INFO] [stderr]     |
[INFO] [stderr] 559 |                 256...65535 => Ok(try!(dest.write_all(data![byte::STR16; be_int!(n, u16, 2), bytes]))), // str 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:560:22
[INFO] [stderr]     |
[INFO] [stderr] 560 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::STR32; be_int!(n, u32, 4), bytes]))), // str 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:568:18
[INFO] [stderr]     |
[INFO] [stderr] 568 |                 0...255 => Ok(try!(dest.write_all(data![byte::BIN8; be_int!(n, u8, 1), b.as_slice()]))), // bin 8
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:569:20
[INFO] [stderr]     |
[INFO] [stderr] 569 |                 256...65535 => Ok(try!(dest.write_all(data![byte::BIN16; be_int!(n, u16, 2), b.as_slice()]))), // bin 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:570:22
[INFO] [stderr]     |
[INFO] [stderr] 570 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::BIN32; be_int!(n, u32, 4), b.as_slice()]))), // bin 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:578:18
[INFO] [stderr]     |
[INFO] [stderr] 578 |                 0...15 => Ok(try!(dest.write_all(&[(0b10010000 | n) as u8]))), // fixarray
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:579:19
[INFO] [stderr]     |
[INFO] [stderr] 579 |                 16...65535 => Ok(try!(dest.write_all(data![byte::AR16; be_int!(n, u16, 2)]))), // 16 array
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:580:22
[INFO] [stderr]     |
[INFO] [stderr] 580 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::AR32; be_int!(n, u32, 4)]))), // 32 array
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:591:18
[INFO] [stderr]     |
[INFO] [stderr] 591 |                 0...15 => Ok(try!(dest.write_all(&[(0b10000000 | n) as u8]))), // fixmap
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:592:19
[INFO] [stderr]     |
[INFO] [stderr] 592 |                 16...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // 16 map
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:593:22
[INFO] [stderr]     |
[INFO] [stderr] 593 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // 32 map
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:610:18
[INFO] [stderr]     |
[INFO] [stderr] 610 |                 0...255 => Ok(try!(dest.write_all(&[byte::EXT8, n as u8]))), // ext 8
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:611:20
[INFO] [stderr]     |
[INFO] [stderr] 611 |                 256...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // ext 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:612:22
[INFO] [stderr]     |
[INFO] [stderr] 612 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // ext 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:637:32
[INFO] [stderr]     |
[INFO] [stderr] 637 |     fn cause(&self) -> Option<&Error> { None }
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[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/lib.rs:656:32
[INFO] [stderr]     |
[INFO] [stderr] 656 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:658:49
[INFO] [stderr]     |
[INFO] [stderr] 658 |             WriteError::Io(ref e) => Some(e as &Error),
[INFO] [stderr]     |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:689:32
[INFO] [stderr]     |
[INFO] [stderr] 689 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:691:48
[INFO] [stderr]     |
[INFO] [stderr] 691 |             ReadError::Io(ref e) => Some(e as &Error),
[INFO] [stderr]     |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/rpc.rs:6:48
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stderr]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/rpc.rs:12:29
[INFO] [stderr]    |
[INFO] [stderr] 12 | static MSGID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: 144 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rpc.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |         Ok(try!(self.do_call(method, params)))
[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/rpc.rs:73:24
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let listener = try!(self.do_call(method, params));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rpc.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |         Ok(try!(self.do_call(method, params)).recv().unwrap())
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rpc.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |         try!(write_value(&mut self.output, Value::Array(vec![
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rpc.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 143 |         try!(self.output.flush());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:259:24
[INFO] [stderr]     |
[INFO] [stderr] 259 |             None => if try!(self.reader.read(&mut b)) == 0 {
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:314:29
[INFO] [stderr]     |
[INFO] [stderr] 314 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:314:54
[INFO] [stderr]     |
[INFO] [stderr] 314 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:323:29
[INFO] [stderr]     |
[INFO] [stderr] 323 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 330 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 341 |             byte::U8 => Ok(Uint8(read_be_int!(self.reader, u8, 1))),
[INFO] [stderr]     |                                  -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 342 |             byte::U16 => Ok(Uint16(read_be_int!(self.reader, u16, 2))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 343 |             byte::U32 => Ok(Uint32(read_be_int!(self.reader, u32, 4))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 344 |             byte::U64 => Ok(Uint64(read_be_int!(self.reader, u64, 8))),
[INFO] [stderr]     |                                    --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 346 |             byte::I8 => Ok(Int8(read_be_int!(self.reader, i8, 1))),
[INFO] [stderr]     |                                 -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 347 |             byte::I16 => Ok(Int16(read_be_int!(self.reader, i16, 2))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 348 |             byte::I32 => Ok(Int32(read_be_int!(self.reader, i32, 4))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 349 |             byte::I64 => Ok(Int64(read_be_int!(self.reader, i64, 8))),
[INFO] [stderr]     |                                   --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:32
[INFO] [stderr]     |
[INFO] [stderr] 287 |                     bytes[i] = try!(next);
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] ...
[INFO] [stderr] 351 |             byte::F32 => Ok(Float32(read_be_float!(self.reader, f32, 4))),
[INFO] [stderr]     |                                     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:32
[INFO] [stderr]     |
[INFO] [stderr] 287 |                     bytes[i] = try!(next);
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] ...
[INFO] [stderr] 352 |             byte::F64 => Ok(Float64(read_be_float!(self.reader, f64, 8))),
[INFO] [stderr]     |                                     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 356 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 363 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 364 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 371 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 372 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 379 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 380 |                 match string::String::from_utf8(read_exact!(self.reader, n)) {
[INFO] [stderr]     |                                                 --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 387 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 388 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 392 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 393 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 397 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 398 |                 Ok(Binary(read_exact!(self.reader, n)))
[INFO] [stderr]     |                           --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:405:29
[INFO] [stderr]     |
[INFO] [stderr] 405 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 411 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:414:29
[INFO] [stderr]     |
[INFO] [stderr] 414 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 420 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:423:29
[INFO] [stderr]     |
[INFO] [stderr] 423 |                     ar.push(try!(self.read_value()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:432:29
[INFO] [stderr]     |
[INFO] [stderr] 432 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:432:54
[INFO] [stderr]     |
[INFO] [stderr] 432 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 438 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:441:29
[INFO] [stderr]     |
[INFO] [stderr] 441 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:441:54
[INFO] [stderr]     |
[INFO] [stderr] 441 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 447 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:450:29
[INFO] [stderr]     |
[INFO] [stderr] 450 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:450:54
[INFO] [stderr]     |
[INFO] [stderr] 450 |                     m.push((try!(self.read_value()), try!(self.read_value())));
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 456 |             byte::FIXEXT1 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 1))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 456 |             byte::FIXEXT1 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 1))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |             byte::FIXEXT2 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 2))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |             byte::FIXEXT2 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 2))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 458 |             byte::FIXEXT4 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 4))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 458 |             byte::FIXEXT4 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 4))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 459 |             byte::FIXEXT8 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 8))),
[INFO] [stderr]     |                                          -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 459 |             byte::FIXEXT8 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 8))),
[INFO] [stderr]     |                                                                            --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 460 |             byte::FIXEXT16 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 16))),
[INFO] [stderr]     |                                           -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 460 |             byte::FIXEXT16 => Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, 16))),
[INFO] [stderr]     |                                                                             ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 463 |                 let n = read_be_int!(self.reader, u8, 1) as usize;
[INFO] [stderr]     |                         -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 464 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 464 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 468 |                 let n = read_be_int!(self.reader, u16, 2) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 469 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 469 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 473 |                 let n = read_be_int!(self.reader, u32, 4) as usize;
[INFO] [stderr]     |                         --------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     val += (try!(next) as $int) << ($s - ((i + 1) as usize)) * 8;
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 474 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:301:28
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     v.push(try!(next));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 474 |                 Ok(Extended(read_be_int!(self.reader, i8, 1), read_exact!(self.reader, n)))
[INFO] [stderr]     |                                                               --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:499:5
[INFO] [stderr]     |
[INFO] [stderr] 499 |     try!(write_value(dest, Value::Extended(id, data.to_vec())));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:535:16
[INFO] [stderr]     |
[INFO] [stderr] 535 |         Nil => try!(dest.write_all(&[byte::NIL])),
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:537:27
[INFO] [stderr]     |
[INFO] [stderr] 537 |         Boolean(false) => try!(dest.write_all(&[byte::FALSE])),
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:538:26
[INFO] [stderr]     |
[INFO] [stderr] 538 |         Boolean(true) => try!(dest.write_all(&[byte::TRUE])),
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:540:21
[INFO] [stderr]     |
[INFO] [stderr] 540 |         Uint8(x) => try!(dest.write_all(&[byte::U8, x])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:541:22
[INFO] [stderr]     |
[INFO] [stderr] 541 |         Uint16(x) => try!(dest.write_all(data![byte::U16; be_int!(x, u16, 2)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:542:22
[INFO] [stderr]     |
[INFO] [stderr] 542 |         Uint32(x) => try!(dest.write_all(data![byte::U32; be_int!(x, u32, 4)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:543:22
[INFO] [stderr]     |
[INFO] [stderr] 543 |         Uint64(x) => try!(dest.write_all(data![byte::U64; be_int!(x, u64, 8)])),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:545:20
[INFO] [stderr]     |
[INFO] [stderr] 545 |         Int8(x) => try!(dest.write_all(&[byte::I8, x as u8])),
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:546:21
[INFO] [stderr]     |
[INFO] [stderr] 546 |         Int16(x) => try!(dest.write_all(data![byte::I16; be_int!(x, i16, 2)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:547:21
[INFO] [stderr]     |
[INFO] [stderr] 547 |         Int32(x) => try!(dest.write_all(data![byte::I32; be_int!(x, i32, 4)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:548:21
[INFO] [stderr]     |
[INFO] [stderr] 548 |         Int64(x) => try!(dest.write_all(data![byte::I64; be_int!(x, i64, 8)])),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:550:23
[INFO] [stderr]     |
[INFO] [stderr] 550 |         Float32(x) => try!(dest.write_all(data![byte::F32; be_float!(x, f32, 4)])),
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:551:23
[INFO] [stderr]     |
[INFO] [stderr] 551 |         Float64(x) => try!(dest.write_all(data![byte::F64; be_float!(x, f64, 8)])),
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:556:13
[INFO] [stderr]     |
[INFO] [stderr] 556 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:557:30
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 0...31 => Ok(try!(dest.write_all(data![(0b10100000 | n) as u8; bytes]))), // fixstr
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:558:32
[INFO] [stderr]     |
[INFO] [stderr] 558 |                 32...255 => Ok(try!(dest.write_all(data![byte::STR8; [n as u8], bytes]))), // str 8
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:559:35
[INFO] [stderr]     |
[INFO] [stderr] 559 |                 256...65535 => Ok(try!(dest.write_all(data![byte::STR16; be_int!(n, u16, 2), bytes]))), // str 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:560:42
[INFO] [stderr]     |
[INFO] [stderr] 560 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::STR32; be_int!(n, u32, 4), bytes]))), // str 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:567:13
[INFO] [stderr]     |
[INFO] [stderr] 567 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:568:31
[INFO] [stderr]     |
[INFO] [stderr] 568 |                 0...255 => Ok(try!(dest.write_all(data![byte::BIN8; be_int!(n, u8, 1), b.as_slice()]))), // bin 8
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:569:35
[INFO] [stderr]     |
[INFO] [stderr] 569 |                 256...65535 => Ok(try!(dest.write_all(data![byte::BIN16; be_int!(n, u16, 2), b.as_slice()]))), // bin 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:570:42
[INFO] [stderr]     |
[INFO] [stderr] 570 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::BIN32; be_int!(n, u32, 4), b.as_slice()]))), // bin 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:577:13
[INFO] [stderr]     |
[INFO] [stderr] 577 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:578:30
[INFO] [stderr]     |
[INFO] [stderr] 578 |                 0...15 => Ok(try!(dest.write_all(&[(0b10010000 | n) as u8]))), // fixarray
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:579:34
[INFO] [stderr]     |
[INFO] [stderr] 579 |                 16...65535 => Ok(try!(dest.write_all(data![byte::AR16; be_int!(n, u16, 2)]))), // 16 array
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:580:42
[INFO] [stderr]     |
[INFO] [stderr] 580 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::AR32; be_int!(n, u32, 4)]))), // 32 array
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:584:17
[INFO] [stderr]     |
[INFO] [stderr] 584 |                 try!(write_value(dest, v));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:590:13
[INFO] [stderr]     |
[INFO] [stderr] 590 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:591:30
[INFO] [stderr]     |
[INFO] [stderr] 591 |                 0...15 => Ok(try!(dest.write_all(&[(0b10000000 | n) as u8]))), // fixmap
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:592:34
[INFO] [stderr]     |
[INFO] [stderr] 592 |                 16...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // 16 map
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:593:42
[INFO] [stderr]     |
[INFO] [stderr] 593 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // 32 map
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:597:17
[INFO] [stderr]     |
[INFO] [stderr] 597 |                 try!(write_value(dest, k));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:598:17
[INFO] [stderr]     |
[INFO] [stderr] 598 |                 try!(write_value(dest, v));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:604:13
[INFO] [stderr]     |
[INFO] [stderr] 604 |             try!(match n {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:605:25
[INFO] [stderr]     |
[INFO] [stderr] 605 |                 1 => Ok(try!(dest.write_all(&[byte::FIXEXT1]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:606:25
[INFO] [stderr]     |
[INFO] [stderr] 606 |                 2 => Ok(try!(dest.write_all(&[byte::FIXEXT2]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:607:25
[INFO] [stderr]     |
[INFO] [stderr] 607 |                 4 => Ok(try!(dest.write_all(&[byte::FIXEXT4]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:608:25
[INFO] [stderr]     |
[INFO] [stderr] 608 |                 8 => Ok(try!(dest.write_all(&[byte::FIXEXT8]))),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:609:26
[INFO] [stderr]     |
[INFO] [stderr] 609 |                 16 => Ok(try!(dest.write_all(&[byte::FIXEXT16]))),
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:610:31
[INFO] [stderr]     |
[INFO] [stderr] 610 |                 0...255 => Ok(try!(dest.write_all(&[byte::EXT8, n as u8]))), // ext 8
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:611:35
[INFO] [stderr]     |
[INFO] [stderr] 611 |                 256...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // ext 16
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:612:42
[INFO] [stderr]     |
[INFO] [stderr] 612 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // ext 32
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:615:13
[INFO] [stderr]     |
[INFO] [stderr] 615 |             try!(dest.write_all(&[id as u8]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:616:13
[INFO] [stderr]     |
[INFO] [stderr] 616 |             try!(dest.write_all(data.as_slice()));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:59:31
[INFO] [stderr]    |
[INFO] [stderr] 59 |         FIXINT_POS_RANGE_START...FIXINT_POS_RANGE_END => "POS FIXINT",
[INFO] [stderr]    |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:60:27
[INFO] [stderr]    |
[INFO] [stderr] 60 |         FIXMAP_RANGE_START...FIXMAP_RANGE_END => "FIXMAP",
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:61:29
[INFO] [stderr]    |
[INFO] [stderr] 61 |         FIXARRAY_RANGE_START...FIXARRAY_RANGE_END => "FIXARRAY",
[INFO] [stderr]    |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:62:27
[INFO] [stderr]    |
[INFO] [stderr] 62 |         FIXSTR_RANGE_START...FIXSTR_RANGE_END => "FIXSTR",
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/byte.rs:94:31
[INFO] [stderr]    |
[INFO] [stderr] 94 |         FIXINT_NEG_RANGE_START...FIXINT_NEG_RANGE_END => "NEG FIXINT",
[INFO] [stderr]    |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/lib.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / macro_rules! nth_byte(
[INFO] [stderr] 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
[INFO] [stderr] 40 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:308:45
[INFO] [stderr]     |
[INFO] [stderr] 308 |             b @ byte::FIXINT_POS_RANGE_START...byte::FIXINT_POS_RANGE_END => Ok(Int8((b & 0b01111111) as i8)),
[INFO] [stderr]     |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:310:41
[INFO] [stderr]     |
[INFO] [stderr] 310 |             b @ byte::FIXMAP_RANGE_START...byte::FIXMAP_RANGE_END => {
[INFO] [stderr]     |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:319:43
[INFO] [stderr]     |
[INFO] [stderr] 319 |             b @ byte::FIXARRAY_RANGE_START...byte::FIXARRAY_RANGE_END => {
[INFO] [stderr]     |                                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:328:41
[INFO] [stderr]     |
[INFO] [stderr] 328 |             b @ byte::FIXSTR_RANGE_START...byte::FIXSTR_RANGE_END => {
[INFO] [stderr]     |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:477:45
[INFO] [stderr]     |
[INFO] [stderr] 477 |             b @ byte::FIXINT_NEG_RANGE_START...byte::FIXINT_NEG_RANGE_END => Ok(Int8((b & 0b00011111) as i8)),
[INFO] [stderr]     |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:557:18
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 0...31 => Ok(try!(dest.write_all(data![(0b10100000 | n) as u8; bytes]))), // fixstr
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:558:19
[INFO] [stderr]     |
[INFO] [stderr] 558 |                 32...255 => Ok(try!(dest.write_all(data![byte::STR8; [n as u8], bytes]))), // str 8
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:559:20
[INFO] [stderr]     |
[INFO] [stderr] 559 |                 256...65535 => Ok(try!(dest.write_all(data![byte::STR16; be_int!(n, u16, 2), bytes]))), // str 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:560:22
[INFO] [stderr]     |
[INFO] [stderr] 560 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::STR32; be_int!(n, u32, 4), bytes]))), // str 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:568:18
[INFO] [stderr]     |
[INFO] [stderr] 568 |                 0...255 => Ok(try!(dest.write_all(data![byte::BIN8; be_int!(n, u8, 1), b.as_slice()]))), // bin 8
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:569:20
[INFO] [stderr]     |
[INFO] [stderr] 569 |                 256...65535 => Ok(try!(dest.write_all(data![byte::BIN16; be_int!(n, u16, 2), b.as_slice()]))), // bin 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:570:22
[INFO] [stderr]     |
[INFO] [stderr] 570 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::BIN32; be_int!(n, u32, 4), b.as_slice()]))), // bin 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:578:18
[INFO] [stderr]     |
[INFO] [stderr] 578 |                 0...15 => Ok(try!(dest.write_all(&[(0b10010000 | n) as u8]))), // fixarray
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:579:19
[INFO] [stderr]     |
[INFO] [stderr] 579 |                 16...65535 => Ok(try!(dest.write_all(data![byte::AR16; be_int!(n, u16, 2)]))), // 16 array
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:580:22
[INFO] [stderr]     |
[INFO] [stderr] 580 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::AR32; be_int!(n, u32, 4)]))), // 32 array
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:591:18
[INFO] [stderr]     |
[INFO] [stderr] 591 |                 0...15 => Ok(try!(dest.write_all(&[(0b10000000 | n) as u8]))), // fixmap
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:592:19
[INFO] [stderr]     |
[INFO] [stderr] 592 |                 16...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // 16 map
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:593:22
[INFO] [stderr]     |
[INFO] [stderr] 593 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // 32 map
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:610:18
[INFO] [stderr]     |
[INFO] [stderr] 610 |                 0...255 => Ok(try!(dest.write_all(&[byte::EXT8, n as u8]))), // ext 8
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:611:20
[INFO] [stderr]     |
[INFO] [stderr] 611 |                 256...65535 => Ok(try!(dest.write_all(data![byte::MAP16; be_int!(n, u16, 2)]))), // ext 16
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:612:22
[INFO] [stderr]     |
[INFO] [stderr] 612 |                 65536...4294967295 => Ok(try!(dest.write_all(data![byte::MAP32; be_int!(n, u32, 4)]))), // ext 32
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:637:32
[INFO] [stderr]     |
[INFO] [stderr] 637 |     fn cause(&self) -> Option<&Error> { None }
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[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/lib.rs:656:32
[INFO] [stderr]     |
[INFO] [stderr] 656 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:658:49
[INFO] [stderr]     |
[INFO] [stderr] 658 |             WriteError::Io(ref e) => Some(e as &Error),
[INFO] [stderr]     |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:689:32
[INFO] [stderr]     |
[INFO] [stderr] 689 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:691:48
[INFO] [stderr]     |
[INFO] [stderr] 691 |             ReadError::Io(ref e) => Some(e as &Error),
[INFO] [stderr]     |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]    --> src/lib.rs:717:9
[INFO] [stderr]     |
[INFO] [stderr] 717 |     use std::mem;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::slice`
[INFO] [stderr]    --> src/lib.rs:718:9
[INFO] [stderr]     |
[INFO] [stderr] 718 |     use std::slice;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/rpc.rs:6:48
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stderr]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/rpc.rs:12:29
[INFO] [stderr]    |
[INFO] [stderr] 12 | static MSGID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
[INFO] [stderr]    --> src/lib.rs:820:9
[INFO] [stderr]     |
[INFO] [stderr] 820 |         assert_eq!(x.b, 42);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(safe_packed_borrows)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stderr]     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 147 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mpack-4cb86d9eafee2482
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test test::test_i8 ... ok
[INFO] [stdout] test test::test_i64 ... ok
[INFO] [stdout] test test::test_u8 ... ok
[INFO] [stdout] test test::test_i32 ... ok
[INFO] [stdout] test test::write_medium_string ... ok
[INFO] [stdout] test test::write_short_string ... ok
[INFO] [stdout] test test::write_tiny_string ... ok
[INFO] [stdout] test test::test_u32 ... ok
[INFO] [stdout] test test::test_f32 ... ok
[INFO] [stdout] test test::test_f64 ... ok
[INFO] [stdout] test test::test_i16 ... ok
[INFO] [stdout] test test::test_nil ... ok
[INFO] [stdout] test test::test_u16 ... ok
[INFO] [stderr] thread '<unnamed>' panicked at 'called `Result::unwrap()` on an `Err` value: TypeError { v: Array([Int8(0), Uint32(0), String("ping"), Array([])]), desc: "Array([Int8(0), Uint32(0), String(\"ping\"), Array([])]) does not contain an int value" }', src/rpc.rs:177:24
[INFO] [stderr] stack backtrace:
[INFO] [stdout] test test::test_u64 ... ok
[INFO] [stdout] test rpc::test::ownership_test ... ok
[INFO] [stderr] thread '<unnamed>' panicked at 'called `Result::unwrap()` on an `Err` value: TypeError { v: Array([Int8(0), Uint32(1), String("slow_echo"), Array([String("hello")])]), desc: "Array([Int8(0), Uint32(1), String(\"slow_echo\"), Array([String(\"hello\")])]) does not contain an int value" }', src/rpc.rs:210:45
[INFO] [stdout] test test::test_extended ... ok
[INFO] [stderr]    0:     0x5591d8123444 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5591d8123444 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5591d8123444 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5591d8123444 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h41a0a93ab85e6aa1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5591d814cadc - core::fmt::write::hdaea18585065a96d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5591d811ff23 - std::io::Write::write_fmt::h0cea70c809005252
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x5591d8125d15 - std::sys_common::backtrace::_print::hd95f9978cc145ca4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5591d8125d15 - std::sys_common::backtrace::print::hfb25ca2291be47d0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5591d8125d15 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5591d8125a52 - std::panicking::default_hook::h198e1a712910f1e6
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5591d8126372 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x5591d8125f5b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:419
[INFO] [stderr]   12:     0x5591d814ab81 - core::panicking::panic_fmt::h1ac71ad045d55416
[INFO] [stderr]                                at src/libcore/panicking.rs:111
[INFO] [stderr]   13:     0x5591d814a9a3 - core::option::expect_none_failed::hb40004d71d61b685
[INFO] [stderr]                                at src/libcore/option.rs:1268
[INFO] [stderr]   14:     0x5591d8080305 - core::result::Result<T,E>::unwrap::ha7cda8fdc6182444
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/result.rs:1005
[INFO] [stderr]   15:     0x5591d80bd181 - mpack::rpc::test::simple_test::{{closure}}::hbd8af9ac40e4a85a
[INFO] [stderr]                                at src/rpc.rs:177
[INFO] [stderr]   16:     0x5591d80b2f41 - std::sys_common::backtrace::__rust_begin_short_backtrace::h00b203acf49e9271
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   17:     0x5591d807a671 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h129799da34e56e72
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475
[INFO] [stderr]   18:     0x5591d8090e51 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h13bde7a770e5c5f2
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318
[INFO] [stderr]   19:     0x5591d809abea - std::panicking::try::do_call::habec8aa0e97ce4c1
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331
[INFO] [stderr]   20:     0x5591d809d13d - __rust_try
[INFO] [stderr]   21:     0x5591d809a7b3 - std::panicking::try::h74df34a9e2e8fbf6
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274
[INFO] [stderr]   22:     0x5591d8091811 - std::panic::catch_unwind::hdeeaae0299d2eec0
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x5591d807a18d - std::thread::Builder::spawn_unchecked::{{closure}}::h6784ed3f7a6c27ae
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474
[INFO] [stderr]   24:     0x5591d80b414e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h65f453f07d4098ba
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232
[INFO] [stderr]   25:     0x5591d812cbaa - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h1f1fac7de7dd9691
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   26:     0x5591d812cbaa - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::ha031f48633a6af54
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   27:     0x5591d812cbaa - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   28:     0x7f16b2a76609 - start_thread
[INFO] [stderr]   29:     0x7f16b2982103 - __clone
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5591d8123444 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5591d8123444 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5591d8123444 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5591d8123444 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h41a0a93ab85e6aa1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5591d814cadc - core::fmt::write::hdaea18585065a96d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5591d811ff23 - std::io::Write::write_fmt::h0cea70c809005252
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x5591d8125d15 - std::sys_common::backtrace::_print::hd95f9978cc145ca4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5591d8125d15 - std::sys_common::backtrace::print::hfb25ca2291be47d0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5591d8125d15 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5591d8125a52 - std::panicking::default_hook::h198e1a712910f1e6
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5591d8126372 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x5591d8125f5b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:419
[INFO] [stderr]   12:     0x5591d814ab81 - core::panicking::panic_fmt::h1ac71ad045d55416
[INFO] [stderr]                                at src/libcore/panicking.rs:111
[INFO] [stderr]   13:     0x5591d814a9a3 - core::option::expect_none_failed::hb40004d71d61b685
[INFO] [stderr]                                at src/libcore/option.rs:1268
[INFO] [stderr]   14:     0x5591d8080305 - core::result::Result<T,E>::unwrap::ha7cda8fdc6182444
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/result.rs:1005
[INFO] [stderr]   15:     0x5591d80beab0 - mpack::rpc::test::out_of_order_test::{{closure}}::h0a37d9ab475c27a1
[INFO] [stderr]                                at src/rpc.rs:210
[INFO] [stderr]   16:     0x5591d80b2fc1 - std::sys_common::backtrace::__rust_begin_short_backtrace::hef175e9f24be7c4c
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   17:     0x5591d807a721 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h75374743445e79cb
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475
[INFO] [stderr]   18:     0x5591d8090e91 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h2c7c4a781c03a576
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318
[INFO] [stderr]   19:     0x5591d809ab8a - std::panicking::try::do_call::h58c21c58c1ecfd79
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331
[INFO] [stderr]   20:     0x5591d809d13d - __rust_try
[INFO] [stderr]   21:     0x5591d809aa53 - std::panicking::try::hba813406930c012f
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274
[INFO] [stderr]   22:     0x5591d8091781 - std::panic::catch_unwind::h5dd619855f068723
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x5591d8079b4d - std::thread::Builder::spawn_unchecked::{{closure}}::h2cb103223bfc157a
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474
[INFO] [stderr]   24:     0x5591d80b418e - core::ops::function::FnOnce::call_once{{vtable.shim}}::heb01caca3e827403
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232
[INFO] [stderr]   25:     0x5591d812cbaa - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h1f1fac7de7dd9691
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   26:     0x5591d812cbaa - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::ha031f48633a6af54
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   27:     0x5591d812cbaa - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   28:     0x7f16b2a76609 - start_thread
[INFO] [stderr]   29:     0x7f16b2982103 - __clone
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stdout] test rpc::test::out_of_order_test ... test rpc::test::out_of_order_test has been running for over 60 seconds
[INFO] [stdout] test rpc::test::simple_test ... test rpc::test::simple_test has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "5fbc33f69718a5fbe46b539a367d38ddca40ed6386ce46dab7b95e7914655722"`
[INFO] running `"docker" "rm" "-f" "5fbc33f69718a5fbe46b539a367d38ddca40ed6386ce46dab7b95e7914655722"`
[INFO] [stdout] 5fbc33f69718a5fbe46b539a367d38ddca40ed6386ce46dab7b95e7914655722