[INFO] fetching crate rustc-serialize2 0.3.25...
[INFO] testing rustc-serialize2-0.3.25 against 1.90.0 for beta-1.91-3
[INFO] extracting crate rustc-serialize2 0.3.25 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rustc-serialize2 0.3.25
[INFO] finished tweaking crates.io crate rustc-serialize2 0.3.25
[INFO] tweaked toml for crates.io crate rustc-serialize2 0.3.25 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustc-serialize2 0.3.25 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.3.23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 347c24a3f59ce02f97873d163ce6c0f6dff420efe4c56d9c20e5a8395792d99f
[INFO] running `Command { std: "docker" "start" "-a" "347c24a3f59ce02f97873d163ce6c0f6dff420efe4c56d9c20e5a8395792d99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "347c24a3f59ce02f97873d163ce6c0f6dff420efe4c56d9c20e5a8395792d99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "347c24a3f59ce02f97873d163ce6c0f6dff420efe4c56d9c20e5a8395792d99f", kill_on_drop: false }`
[INFO] [stdout] 347c24a3f59ce02f97873d163ce6c0f6dff420efe4c56d9c20e5a8395792d99f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6556114435de8ff3605d3abd97616d86593235e21a2e94e29220c7209420195
[INFO] running `Command { std: "docker" "start" "-a" "c6556114435de8ff3605d3abd97616d86593235e21a2e94e29220c7209420195", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling rustc-serialize2 v0.3.25 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]   --> src/lib.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 | #![cfg_attr(rustbuild, feature(staged_api, rustc_private))]
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rustbuild)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]   --> src/lib.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 | #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))]
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rustbuild)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `rust_build`
[INFO] [stdout]   --> src/lib.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 | #![cfg_attr(rust_build, feature(staged_api))]
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_build)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_build)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `rust_build`
[INFO] [stdout]   --> src/lib.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 | #![cfg_attr(rust_build, staged_api)]
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_build)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_build)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `rust_build`
[INFO] [stdout]   --> src/lib.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 | #![cfg_attr(rust_build,
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_build)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_build)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1124:21
[INFO] [stdout]      |
[INFO] [stdout] 1124 |         Ok(Box::new(try!(Decodable::decode(d))))
[INFO] [stdout]      |                     ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1130:25
[INFO] [stdout]      |
[INFO] [stdout] 1130 |         let v: Vec<T> = try!(Decodable::decode(d));
[INFO] [stdout]      |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1145:20
[INFO] [stdout]      |
[INFO] [stdout] 1145 |         Ok(Rc::new(try!(Decodable::decode(d))))
[INFO] [stdout]      |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1161:23
[INFO] [stdout]      |
[INFO] [stdout] 1161 |         Ok(Cow::Owned(try!(Decodable::decode(d))))
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1169:17
[INFO] [stdout]      |
[INFO] [stdout] 1169 |                 try!(s.emit_seq_elt(i, |s| e.encode(s)))
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1180:17
[INFO] [stdout]      |
[INFO] [stdout] 1180 |                 try!(s.emit_seq_elt(i, |s| e.encode(s)))
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1192:24
[INFO] [stdout]      |
[INFO] [stdout] 1192 |                 v.push(try!(d.read_seq_elt(i, |d| Decodable::decode(d))));
[INFO] [stdout]      |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1214:25
[INFO] [stdout]      |
[INFO] [stdout] 1214 |                 Ok(Some(try!(Decodable::decode(d))))
[INFO] [stdout]      |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1228:25
[INFO] [stdout]      |
[INFO] [stdout] 1228 |                         try!(s.emit_enum_variant_arg(0, |s| {
[INFO] [stdout]      |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1236:25
[INFO] [stdout]      |
[INFO] [stdout] 1236 |                         try!(s.emit_enum_variant_arg(0, |s| {
[INFO] [stdout]      |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1300:34
[INFO] [stdout]      |
[INFO] [stdout] 1300 |                     let ret = ($(try!(d.read_tuple_arg({ i+=1; i-1 },
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1316:23
[INFO] [stdout]      |
[INFO] [stdout] 1316 |                     $(try!(s.emit_tuple_arg({ i+=1; i-1 }, |s| $name.encode(s)));)*
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1300:34
[INFO] [stdout]      |
[INFO] [stdout] 1300 |                     let ret = ($(try!(d.read_tuple_arg({ i+=1; i-1 },
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1316:23
[INFO] [stdout]      |
[INFO] [stdout] 1316 |                     $(try!(s.emit_tuple_arg({ i+=1; i-1 }, |s| $name.encode(s)));)*
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1300:34
[INFO] [stdout]      |
[INFO] [stdout] 1300 |                     let ret = ($(try!(d.read_tuple_arg({ i+=1; i-1 },
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1316:23
[INFO] [stdout]      |
[INFO] [stdout] 1316 |                     $(try!(s.emit_tuple_arg({ i+=1; i-1 }, |s| $name.encode(s)));)*
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1300:34
[INFO] [stdout]      |
[INFO] [stdout] 1300 |                     let ret = ($(try!(d.read_tuple_arg({ i+=1; i-1 },
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1316:23
[INFO] [stdout]      |
[INFO] [stdout] 1316 |                     $(try!(s.emit_tuple_arg({ i+=1; i-1 }, |s| $name.encode(s)));)*
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1300:34
[INFO] [stdout]      |
[INFO] [stdout] 1300 |                     let ret = ($(try!(d.read_tuple_arg({ i+=1; i-1 },
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1316:23
[INFO] [stdout]      |
[INFO] [stdout] 1316 |                     $(try!(s.emit_tuple_arg({ i+=1; i-1 }, |s| $name.encode(s)));)*
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1300:34
[INFO] [stdout]      |
[INFO] [stdout] 1300 |                     let ret = ($(try!(d.read_tuple_arg({ i+=1; i-1 },
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1316:23
[INFO] [stdout]      |
[INFO] [stdout] 1316 |                     $(try!(s.emit_tuple_arg({ i+=1; i-1 }, |s| $name.encode(s)));)*
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1300:34
[INFO] [stdout]      |
[INFO] [stdout] 1300 |                     let ret = ($(try!(d.read_tuple_arg({ i+=1; i-1 },
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1316:23
[INFO] [stdout]      |
[INFO] [stdout] 1316 |                     $(try!(s.emit_tuple_arg({ i+=1; i-1 }, |s| $name.encode(s)));)*
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1300:34
[INFO] [stdout]      |
[INFO] [stdout] 1300 |                     let ret = ($(try!(d.read_tuple_arg({ i+=1; i-1 },
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1316:23
[INFO] [stdout]      |
[INFO] [stdout] 1316 |                     $(try!(s.emit_tuple_arg({ i+=1; i-1 }, |s| $name.encode(s)));)*
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1300:34
[INFO] [stdout]      |
[INFO] [stdout] 1300 |                     let ret = ($(try!(d.read_tuple_arg({ i+=1; i-1 },
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1316:23
[INFO] [stdout]      |
[INFO] [stdout] 1316 |                     $(try!(s.emit_tuple_arg({ i+=1; i-1 }, |s| $name.encode(s)));)*
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1300:34
[INFO] [stdout]      |
[INFO] [stdout] 1300 |                     let ret = ($(try!(d.read_tuple_arg({ i+=1; i-1 },
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1316:23
[INFO] [stdout]      |
[INFO] [stdout] 1316 |                     $(try!(s.emit_tuple_arg({ i+=1; i-1 }, |s| $name.encode(s)));)*
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1300:34
[INFO] [stdout]      |
[INFO] [stdout] 1300 |                     let ret = ($(try!(d.read_tuple_arg({ i+=1; i-1 },
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1316:23
[INFO] [stdout]      |
[INFO] [stdout] 1316 |                     $(try!(s.emit_tuple_arg({ i+=1; i-1 }, |s| $name.encode(s)));)*
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1300:34
[INFO] [stdout]      |
[INFO] [stdout] 1300 |                     let ret = ($(try!(d.read_tuple_arg({ i+=1; i-1 },
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1316:23
[INFO] [stdout]      |
[INFO] [stdout] 1316 |                     $(try!(s.emit_tuple_arg({ i+=1; i-1 }, |s| $name.encode(s)));)*
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1325 | tuple! { T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, }
[INFO] [stdout]      | ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1337:25
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                           try!(d.read_seq_elt($len - $idx - 1,
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1348:25
[INFO] [stdout]      |
[INFO] [stdout] 1348 |                           try!(s.emit_seq_elt(i, |s| self[i].encode(s)));
[INFO] [stdout]      |                           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1358 | / array! {
[INFO] [stdout] 1359 | |     32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16,
[INFO] [stdout] 1360 | |     15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
[INFO] [stdout] 1361 | | }
[INFO] [stdout]      | |_- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1402:30
[INFO] [stdout]      |
[INFO] [stdout] 1402 |         let bytes: Vec<u8> = try!(Decodable::decode(d));
[INFO] [stdout]      |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1427:22
[INFO] [stdout]      |
[INFO] [stdout] 1427 |         Ok(Cell::new(try!(Decodable::decode(d))))
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1444:25
[INFO] [stdout]      |
[INFO] [stdout] 1444 |         Ok(RefCell::new(try!(Decodable::decode(d))))
[INFO] [stdout]      |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1456:21
[INFO] [stdout]      |
[INFO] [stdout] 1456 |         Ok(Arc::new(try!(Decodable::decode(d))))
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1509:17
[INFO] [stdout]      |
[INFO] [stdout] 1509 |                 try!(this.emit_seq_elt(i, |this| {
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/serialize.rs:1565:24
[INFO] [stdout]      |
[INFO] [stdout] 1565 |                 v.push(try!(this.read_seq_elt(i, |this| f(this))));
[INFO] [stdout]      |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/collection_impls.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 try!(s.emit_seq_elt(i, |s| e.encode(s)));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/collection_impls.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 list.push_back(try!(d.read_seq_elt(i, |d| Decodable::decode(d))));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/collection_impls.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 try!(s.emit_seq_elt(i, |s| e.encode(s)));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/collection_impls.rs:64:33
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 deque.push_back(try!(d.read_seq_elt(i, |d| Decodable::decode(d))));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/collection_impls.rs:79:17
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 try!(e.emit_map_elt_key(i, |e| key.encode(e)));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/collection_impls.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 try!(e.emit_map_elt_val(i, |e| val.encode(e)));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/collection_impls.rs:96:27
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 let key = try!(d.read_map_elt_key(i, |d| Decodable::decode(d)));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/collection_impls.rs:97:27
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 let val = try!(d.read_map_elt_val(i, |d| Decodable::decode(d)));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/collection_impls.rs:112:17
[INFO] [stdout]     |
[INFO] [stdout] 112 |                 try!(s.emit_seq_elt(i, |s| e.encode(s)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/collection_impls.rs:127:28
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 set.insert(try!(d.read_seq_elt(i, |d| Decodable::decode(d))));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/collection_impls.rs:143:17
[INFO] [stdout]     |
[INFO] [stdout] 143 |                 try!(e.emit_map_elt_key(i, |e| key.encode(e)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/collection_impls.rs:144:17
[INFO] [stdout]     |
[INFO] [stdout] 144 |                 try!(e.emit_map_elt_val(i, |e| val.encode(e)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/collection_impls.rs:161:27
[INFO] [stdout]     |
[INFO] [stdout] 161 |                 let key = try!(d.read_map_elt_key(i, |d| Decodable::decode(d)));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/collection_impls.rs:162:27
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 let val = try!(d.read_map_elt_val(i, |d| Decodable::decode(d)));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/collection_impls.rs:176:17
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 try!(s.emit_seq_elt(i, |s| e.encode(s)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/collection_impls.rs:190:28
[INFO] [stdout]     |
[INFO] [stdout] 190 |                 set.insert(try!(d.read_seq_elt(i, |d| Decodable::decode(d))));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/hex.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 |                 b'A'...b'F' => buf |= byte - b'A' + 10,
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/hex.rs:142:21
[INFO] [stdout]     |
[INFO] [stdout] 142 |                 b'a'...b'f' => buf |= byte - b'a' + 10,
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/hex.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 |                 b'0'...b'9' => buf |= byte - b'0',
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:403:9
[INFO] [stdout]     |
[INFO] [stdout] 403 |         try!(object.encode(&mut encoder));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:474:5
[INFO] [stdout]     |
[INFO] [stdout] 474 |     try!(wr.write_str("\""));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:531:5
[INFO] [stdout]     |
[INFO] [stdout] 531 |     try!(wr.write_str("\""));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:522:9
[INFO] [stdout]     |
[INFO] [stdout] 522 |         try!(wr.write_str(escaped));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:519:13
[INFO] [stdout]     |
[INFO] [stdout] 519 |             try!(wr.write_str(&v[start..i]));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:528:9
[INFO] [stdout]     |
[INFO] [stdout] 528 |         try!(wr.write_str(&v[start..]));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:558:9
[INFO] [stdout]     |
[INFO] [stdout] 558 |         try!(wr.write_str(BUF));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:563:9
[INFO] [stdout]     |
[INFO] [stdout] 563 |         try!(wr.write_str(&BUF[..n]));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:651:9
[INFO] [stdout]     |
[INFO] [stdout] 651 |         try!(write!(self.writer, "null"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:583:13
[INFO] [stdout]     |
[INFO] [stdout] 583 |             try!(write!($enc.writer, "\"{}\"", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 655 |     fn emit_usize(&mut self, v: usize) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                              --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:586:13
[INFO] [stdout]     |
[INFO] [stdout] 586 |             try!(write!($enc.writer, "{}", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 655 |     fn emit_usize(&mut self, v: usize) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                              --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:583:13
[INFO] [stdout]     |
[INFO] [stdout] 583 |             try!(write!($enc.writer, "\"{}\"", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 656 |     fn emit_u64(&mut self, v: u64) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                          --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:586:13
[INFO] [stdout]     |
[INFO] [stdout] 586 |             try!(write!($enc.writer, "{}", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 656 |     fn emit_u64(&mut self, v: u64) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                          --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:583:13
[INFO] [stdout]     |
[INFO] [stdout] 583 |             try!(write!($enc.writer, "\"{}\"", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 657 |     fn emit_u32(&mut self, v: u32) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                          --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:586:13
[INFO] [stdout]     |
[INFO] [stdout] 586 |             try!(write!($enc.writer, "{}", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 657 |     fn emit_u32(&mut self, v: u32) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                          --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:583:13
[INFO] [stdout]     |
[INFO] [stdout] 583 |             try!(write!($enc.writer, "\"{}\"", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 658 |     fn emit_u16(&mut self, v: u16) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                          --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:586:13
[INFO] [stdout]     |
[INFO] [stdout] 586 |             try!(write!($enc.writer, "{}", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 658 |     fn emit_u16(&mut self, v: u16) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                          --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:583:13
[INFO] [stdout]     |
[INFO] [stdout] 583 |             try!(write!($enc.writer, "\"{}\"", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 659 |     fn emit_u8(&mut self, v: u8) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                        --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:586:13
[INFO] [stdout]     |
[INFO] [stdout] 586 |             try!(write!($enc.writer, "{}", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 659 |     fn emit_u8(&mut self, v: u8) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                        --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:583:13
[INFO] [stdout]     |
[INFO] [stdout] 583 |             try!(write!($enc.writer, "\"{}\"", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 661 |     fn emit_isize(&mut self, v: isize) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                              --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:586:13
[INFO] [stdout]     |
[INFO] [stdout] 586 |             try!(write!($enc.writer, "{}", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 661 |     fn emit_isize(&mut self, v: isize) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                              --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:583:13
[INFO] [stdout]     |
[INFO] [stdout] 583 |             try!(write!($enc.writer, "\"{}\"", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 662 |     fn emit_i64(&mut self, v: i64) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                          --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:586:13
[INFO] [stdout]     |
[INFO] [stdout] 586 |             try!(write!($enc.writer, "{}", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 662 |     fn emit_i64(&mut self, v: i64) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                          --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:583:13
[INFO] [stdout]     |
[INFO] [stdout] 583 |             try!(write!($enc.writer, "\"{}\"", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 663 |     fn emit_i32(&mut self, v: i32) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                          --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:586:13
[INFO] [stdout]     |
[INFO] [stdout] 586 |             try!(write!($enc.writer, "{}", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 663 |     fn emit_i32(&mut self, v: i32) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                          --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:583:13
[INFO] [stdout]     |
[INFO] [stdout] 583 |             try!(write!($enc.writer, "\"{}\"", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 664 |     fn emit_i16(&mut self, v: i16) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                          --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:586:13
[INFO] [stdout]     |
[INFO] [stdout] 586 |             try!(write!($enc.writer, "{}", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 664 |     fn emit_i16(&mut self, v: i16) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                          --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:583:13
[INFO] [stdout]     |
[INFO] [stdout] 583 |             try!(write!($enc.writer, "\"{}\"", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 665 |     fn emit_i8(&mut self, v: i8) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                        --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:586:13
[INFO] [stdout]     |
[INFO] [stdout] 586 |             try!(write!($enc.writer, "{}", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 665 |     fn emit_i8(&mut self, v: i8) -> EncodeResult<()> { emit_enquoted_if_mapkey!(self, v) }
[INFO] [stdout]     |                                                        --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:670:13
[INFO] [stdout]     |
[INFO] [stdout] 670 |             try!(write!(self.writer, "true"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:672:13
[INFO] [stdout]     |
[INFO] [stdout] 672 |             try!(write!(self.writer, "false"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:583:13
[INFO] [stdout]     |
[INFO] [stdout] 583 |             try!(write!($enc.writer, "\"{}\"", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 678 |         emit_enquoted_if_mapkey!(self, fmt_number_or_null(v))
[INFO] [stdout]     |         ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:586:13
[INFO] [stdout]     |
[INFO] [stdout] 586 |             try!(write!($enc.writer, "{}", $e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 678 |         emit_enquoted_if_mapkey!(self, fmt_number_or_null(v))
[INFO] [stdout]     |         ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `emit_enquoted_if_mapkey` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:727:13
[INFO] [stdout]     |
[INFO] [stdout] 727 |             try!(f(self));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:713:17
[INFO] [stdout]     |
[INFO] [stdout] 713 |                 try!(write!(self.writer, "{{\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:715:17
[INFO] [stdout]     |
[INFO] [stdout] 715 |                 try!(spaces(self.writer, *curr_indent));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:716:17
[INFO] [stdout]     |
[INFO] [stdout] 716 |                 try!(write!(self.writer, "\"variant\": "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:717:17
[INFO] [stdout]     |
[INFO] [stdout] 717 |                 try!(escape_str(self.writer, name));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:718:17
[INFO] [stdout]     |
[INFO] [stdout] 718 |                 try!(write!(self.writer, ",\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:719:17
[INFO] [stdout]     |
[INFO] [stdout] 719 |                 try!(spaces(self.writer, *curr_indent));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:720:17
[INFO] [stdout]     |
[INFO] [stdout] 720 |                 try!(write!(self.writer, "\"fields\": [\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:723:17
[INFO] [stdout]     |
[INFO] [stdout] 723 |                 try!(write!(self.writer, "{{\"variant\":"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:724:17
[INFO] [stdout]     |
[INFO] [stdout] 724 |                 try!(escape_str(self.writer, name));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:725:17
[INFO] [stdout]     |
[INFO] [stdout] 725 |                 try!(write!(self.writer, ",\"fields\":["));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:730:17
[INFO] [stdout]     |
[INFO] [stdout] 730 |                 try!(write!(self.writer, "\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:731:17
[INFO] [stdout]     |
[INFO] [stdout] 731 |                 try!(spaces(self.writer, *curr_indent));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:733:17
[INFO] [stdout]     |
[INFO] [stdout] 733 |                 try!(write!(self.writer, "]\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:734:17
[INFO] [stdout]     |
[INFO] [stdout] 734 |                 try!(spaces(self.writer, *curr_indent));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:735:17
[INFO] [stdout]     |
[INFO] [stdout] 735 |                 try!(write!(self.writer, "}}"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:737:17
[INFO] [stdout]     |
[INFO] [stdout] 737 |                 try!(write!(self.writer, "]}}"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:748:13
[INFO] [stdout]     |
[INFO] [stdout] 748 |             try!(write!(self.writer, ","));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:750:17
[INFO] [stdout]     |
[INFO] [stdout] 750 |                 try!(write!(self.writer, "\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:754:13
[INFO] [stdout]     |
[INFO] [stdout] 754 |             try!(spaces(self.writer, curr_indent));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:786:13
[INFO] [stdout]     |
[INFO] [stdout] 786 |             try!(write!(self.writer, "{{}}"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:788:13
[INFO] [stdout]     |
[INFO] [stdout] 788 |             try!(write!(self.writer, "{{"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:792:13
[INFO] [stdout]     |
[INFO] [stdout] 792 |             try!(f(self));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:798:13
[INFO] [stdout]     |
[INFO] [stdout] 798 |             try!(write!(self.writer, "}}"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:795:17
[INFO] [stdout]     |
[INFO] [stdout] 795 |                 try!(write!(self.writer, "\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:796:17
[INFO] [stdout]     |
[INFO] [stdout] 796 |                 try!(spaces(self.writer, *curr_indent));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:814:9
[INFO] [stdout]     |
[INFO] [stdout] 814 |         try!(escape_str(self.writer, name));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:808:13
[INFO] [stdout]     |
[INFO] [stdout] 808 |             try!(write!(self.writer, ","));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:811:13
[INFO] [stdout]     |
[INFO] [stdout] 811 |             try!(write!(self.writer, "\n"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:812:13
[INFO] [stdout]     |
[INFO] [stdout] 812 |             try!(spaces(self.writer, curr_indent));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:816:13
[INFO] [stdout]     |
[INFO] [stdout] 816 |             try!(write!(self.writer, ": "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:818:13
[INFO] [stdout]     |
[INFO] [stdout] 818 |             try!(write!(self.writer, ":"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:871:13
[INFO] [stdout]     |
[INFO] [stdout] 871 |             try!(write!(self.writer, "[]"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:873:13
[INFO] [stdout]     |
[INFO] [stdout] 873 |             try!(write!(self.writer, "["));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:877:13
[INFO] [stdout]     |
[INFO] [stdout] 877 |             try!(f(self));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:883:13
[INFO] [stdout]     |
[INFO] [stdout] 883 |             try!(write!(self.writer, "]"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:880:17
[INFO] [stdout]     |
[INFO] [stdout] 880 |                 try!(write!(self.writer, "\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:881:17
[INFO] [stdout]     |
[INFO] [stdout] 881 |                 try!(spaces(self.writer, *curr_indent));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:893:13
[INFO] [stdout]     |
[INFO] [stdout] 893 |             try!(write!(self.writer, ","));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:896:13
[INFO] [stdout]     |
[INFO] [stdout] 896 |             try!(write!(self.writer, "\n"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:897:13
[INFO] [stdout]     |
[INFO] [stdout] 897 |             try!(spaces(self.writer, *curr_indent));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:907:13
[INFO] [stdout]     |
[INFO] [stdout] 907 |             try!(write!(self.writer, "{{}}"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:909:13
[INFO] [stdout]     |
[INFO] [stdout] 909 |             try!(write!(self.writer, "{{"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:913:13
[INFO] [stdout]     |
[INFO] [stdout] 913 |             try!(f(self));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:919:13
[INFO] [stdout]     |
[INFO] [stdout] 919 |             try!(write!(self.writer, "}}"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:916:17
[INFO] [stdout]     |
[INFO] [stdout] 916 |                 try!(write!(self.writer, "\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:917:17
[INFO] [stdout]     |
[INFO] [stdout] 917 |                 try!(spaces(self.writer, *curr_indent));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:936:9
[INFO] [stdout]     |
[INFO] [stdout] 936 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:929:13
[INFO] [stdout]     |
[INFO] [stdout] 929 |             try!(write!(self.writer, ","));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:932:13
[INFO] [stdout]     |
[INFO] [stdout] 932 |             try!(write!(self.writer, "\n"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:933:13
[INFO] [stdout]     |
[INFO] [stdout] 933 |             try!(spaces(self.writer, curr_indent));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:946:13
[INFO] [stdout]     |
[INFO] [stdout] 946 |             try!(write!(self.writer, ": "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:948:13
[INFO] [stdout]     |
[INFO] [stdout] 948 |             try!(write!(self.writer, ":"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/json.rs:987:13
[INFO] [stdout]     |
[INFO] [stdout] 987 |             try!(rdr.read_to_end(&mut c));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1568:25
[INFO] [stdout]      |
[INFO] [stdout] 1568 |                     '0' ... '9' => return self.error(InvalidNumber),
[INFO] [stdout]      |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1572:17
[INFO] [stdout]      |
[INFO] [stdout] 1572 |             '1' ... '9' => {
[INFO] [stdout]      |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1575:33
[INFO] [stdout]      |
[INFO] [stdout] 1575 |                         c @ '0' ... '9' => {
[INFO] [stdout]      |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1604:17
[INFO] [stdout]      |
[INFO] [stdout] 1604 |             '0' ... '9' => (),
[INFO] [stdout]      |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1612:25
[INFO] [stdout]      |
[INFO] [stdout] 1612 |                 c @ '0' ... '9' => {
[INFO] [stdout]      |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1641:17
[INFO] [stdout]      |
[INFO] [stdout] 1641 |             '0' ... '9' => (),
[INFO] [stdout]      |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1646:25
[INFO] [stdout]      |
[INFO] [stdout] 1646 |                 c @ '0' ... '9' => {
[INFO] [stdout]      |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1673:25
[INFO] [stdout]      |
[INFO] [stdout] 1673 |                 c @ '0' ... '9' => n * 16 + ((c as u16) - ('0' as u16)),
[INFO] [stdout]      |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1674:25
[INFO] [stdout]      |
[INFO] [stdout] 1674 |                 c @ 'a' ... 'f' => n * 16 + (10 + (c as u16) - ('a' as u16)),
[INFO] [stdout]      |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1675:25
[INFO] [stdout]      |
[INFO] [stdout] 1675 |                 c @ 'A' ... 'F' => n * 16 + (10 + (c as u16) - ('A' as u16)),
[INFO] [stdout]      |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:1705:34
[INFO] [stdout]      |
[INFO] [stdout] 1705 |                     'u' => match try!(self.decode_hex_escape()) {
[INFO] [stdout]      |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1706:32
[INFO] [stdout]      |
[INFO] [stdout] 1706 |                         0xDC00 ... 0xDFFF => {
[INFO] [stdout]      |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1712:37
[INFO] [stdout]      |
[INFO] [stdout] 1712 |                         n1 @ 0xD800 ... 0xDBFF => {
[INFO] [stdout]      |                                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:1718:38
[INFO] [stdout]      |
[INFO] [stdout] 1718 | ...                   let n2 = try!(self.decode_hex_escape());
[INFO] [stdout]      |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1942:17
[INFO] [stdout]      |
[INFO] [stdout] 1942 |             '0' ... '9' | '-' => self.parse_number(),
[INFO] [stdout]      |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2089:15
[INFO] [stdout]      |
[INFO] [stdout] 2089 |         match try!($e) {
[INFO] [stdout]      |               ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2148 |         expect!(self.pop(), Null)
[INFO] [stdout]      |         ------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2110:19
[INFO] [stdout]      |
[INFO] [stdout] 2110 |             match try!(self.pop()) {
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2151 |     read_primitive! { read_usize, usize }
[INFO] [stdout]      |     ------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2110:19
[INFO] [stdout]      |
[INFO] [stdout] 2110 |             match try!(self.pop()) {
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2152 |     read_primitive! { read_u8, u8 }
[INFO] [stdout]      |     ------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2110:19
[INFO] [stdout]      |
[INFO] [stdout] 2110 |             match try!(self.pop()) {
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2153 |     read_primitive! { read_u16, u16 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2110:19
[INFO] [stdout]      |
[INFO] [stdout] 2110 |             match try!(self.pop()) {
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2154 |     read_primitive! { read_u32, u32 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2110:19
[INFO] [stdout]      |
[INFO] [stdout] 2110 |             match try!(self.pop()) {
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2155 |     read_primitive! { read_u64, u64 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2110:19
[INFO] [stdout]      |
[INFO] [stdout] 2110 |             match try!(self.pop()) {
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2156 |     read_primitive! { read_isize, isize }
[INFO] [stdout]      |     ------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2110:19
[INFO] [stdout]      |
[INFO] [stdout] 2110 |             match try!(self.pop()) {
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2157 |     read_primitive! { read_i8, i8 }
[INFO] [stdout]      |     ------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2110:19
[INFO] [stdout]      |
[INFO] [stdout] 2110 |             match try!(self.pop()) {
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2158 |     read_primitive! { read_i16, i16 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2110:19
[INFO] [stdout]      |
[INFO] [stdout] 2110 |             match try!(self.pop()) {
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2159 |     read_primitive! { read_i32, i32 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2110:19
[INFO] [stdout]      |
[INFO] [stdout] 2110 |             match try!(self.pop()) {
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2160 |     read_primitive! { read_i64, i64 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2167:15
[INFO] [stdout]      |
[INFO] [stdout] 2167 |         match try!(self.pop()) {
[INFO] [stdout]      |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2096:15
[INFO] [stdout]      |
[INFO] [stdout] 2096 |         match try!($e) {
[INFO] [stdout]      |               ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2185 |         expect!(self.pop(), Boolean)
[INFO] [stdout]      |         ---------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2189:17
[INFO] [stdout]      |
[INFO] [stdout] 2189 |         let s = try!(self.read_str());
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2096:15
[INFO] [stdout]      |
[INFO] [stdout] 2096 |         match try!($e) {
[INFO] [stdout]      |               ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2202 |         expect!(self.pop(), String)
[INFO] [stdout]      |         --------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2215:26
[INFO] [stdout]      |
[INFO] [stdout] 2215 |         let name = match try!(self.pop()) {
[INFO] [stdout]      |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2280:9
[INFO] [stdout]      |
[INFO] [stdout] 2280 |         try!(self.pop());
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2279:21
[INFO] [stdout]      |
[INFO] [stdout] 2279 |         let value = try!(f(self));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2291:23
[INFO] [stdout]      |
[INFO] [stdout] 2291 |         let mut obj = try!(expect!(self.pop(), Object));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2096:15
[INFO] [stdout]      |
[INFO] [stdout] 2096 |         match try!($e) {
[INFO] [stdout]      |               ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2291 |         let mut obj = try!(expect!(self.pop(), Object));
[INFO] [stdout]      |                            --------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2305:17
[INFO] [stdout]      |
[INFO] [stdout] 2305 |                 try!(f(self))
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2352:15
[INFO] [stdout]      |
[INFO] [stdout] 2352 |         match try!(self.pop()) {
[INFO] [stdout]      |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2361:21
[INFO] [stdout]      |
[INFO] [stdout] 2361 |         let array = try!(expect!(self.pop(), Array));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2096:15
[INFO] [stdout]      |
[INFO] [stdout] 2096 |         match try!($e) {
[INFO] [stdout]      |               ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2361 |         let array = try!(expect!(self.pop(), Array));
[INFO] [stdout]      |                          -------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2378:19
[INFO] [stdout]      |
[INFO] [stdout] 2378 |         let obj = try!(expect!(self.pop(), Object));
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/json.rs:2096:15
[INFO] [stdout]      |
[INFO] [stdout] 2096 |         match try!($e) {
[INFO] [stdout]      |               ^^^
[INFO] [stdout] ...
[INFO] [stdout] 2378 |         let obj = try!(expect!(self.pop(), Object));
[INFO] [stdout]      |                        --------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serialize::*`
[INFO] [stdout]   --> src/lib.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub use serialize::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> src/serialize.rs:1160:5
[INFO] [stdout]      |
[INFO] [stdout] 1160 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/borrow.rs:179:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1156 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/json.rs:536:37
[INFO] [stdout]     |
[INFO] [stdout] 536 |     struct EscapeWriter<'a>(&'a mut fmt::Write);
[INFO] [stdout]     |                                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 536 |     struct EscapeWriter<'a>(&'a mut dyn fmt::Write);
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/json.rs:602:22
[INFO] [stdout]     |
[INFO] [stdout] 602 |     writer: &'a mut (fmt::Write+'a),
[INFO] [stdout]     |                      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 602 |     writer: &'a mut (dyn fmt::Write+'a),
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/json.rs:610:39
[INFO] [stdout]     |
[INFO] [stdout] 610 |     pub fn new_pretty(writer: &'a mut fmt::Write) -> Encoder<'a> {
[INFO] [stdout]     |                                       ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 610 |     pub fn new_pretty(writer: &'a mut dyn fmt::Write) -> Encoder<'a> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/json.rs:623:32
[INFO] [stdout]     |
[INFO] [stdout] 623 |     pub fn new(writer: &'a mut fmt::Write) -> Encoder<'a> {
[INFO] [stdout]     |                                ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 623 |     pub fn new(writer: &'a mut dyn fmt::Write) -> Encoder<'a> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/json.rs:417:32
[INFO] [stdout]     |
[INFO] [stdout] 417 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 417 |     fn cause(&self) -> Option<&dyn StdError> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/json.rs:473:24
[INFO] [stdout]     |
[INFO] [stdout] 473 | fn escape_str(wr: &mut fmt::Write, v: &str) -> EncodeResult<()> {
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 473 | fn escape_str(wr: &mut dyn fmt::Write, v: &str) -> EncodeResult<()> {
[INFO] [stdout]     |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/json.rs:535:29
[INFO] [stdout]     |
[INFO] [stdout] 535 | fn escape_char(writer: &mut fmt::Write, v: char) -> EncodeResult<()> {
[INFO] [stdout]     |                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 535 | fn escape_char(writer: &mut dyn fmt::Write, v: char) -> EncodeResult<()> {
[INFO] [stdout]     |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/json.rs:553:20
[INFO] [stdout]     |
[INFO] [stdout] 553 | fn spaces(wr: &mut fmt::Write, n: u32) -> EncodeResult<()> {
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 553 | fn spaces(wr: &mut dyn fmt::Write, n: u32) -> EncodeResult<()> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/json.rs:984:34
[INFO] [stdout]     |
[INFO] [stdout] 984 |     pub fn from_reader(rdr: &mut io::Read) -> Result<Self, BuilderError> {
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 984 |     pub fn from_reader(rdr: &mut dyn io::Read) -> Result<Self, BuilderError> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize2` (lib) due to 1 previous error; 267 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c6556114435de8ff3605d3abd97616d86593235e21a2e94e29220c7209420195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6556114435de8ff3605d3abd97616d86593235e21a2e94e29220c7209420195", kill_on_drop: false }`
[INFO] [stdout] c6556114435de8ff3605d3abd97616d86593235e21a2e94e29220c7209420195
