[INFO] fetching crate slog-json 2.3.0...
[INFO] checking slog-json-2.3.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate slog-json 2.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate slog-json 2.3.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slog-json 2.3.0
[INFO] finished tweaking crates.io crate slog-json 2.3.0
[INFO] tweaked toml for crates.io crate slog-json 2.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3e6d2764a7100179d3bf6cef9c445ee7ee3a75baf8772e055f920ee5cf3e0d15
[INFO] running `Command { std: "docker" "start" "-a" "3e6d2764a7100179d3bf6cef9c445ee7ee3a75baf8772e055f920ee5cf3e0d15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e6d2764a7100179d3bf6cef9c445ee7ee3a75baf8772e055f920ee5cf3e0d15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e6d2764a7100179d3bf6cef9c445ee7ee3a75baf8772e055f920ee5cf3e0d15", kill_on_drop: false }`
[INFO] [stdout] 3e6d2764a7100179d3bf6cef9c445ee7ee3a75baf8772e055f920ee5cf3e0d15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4c8413f4d04f8375c8799b82a4c06fc0d7d15ebe8f2cab554f9f730716447ee8
[INFO] running `Command { std: "docker" "start" "-a" "4c8413f4d04f8375c8799b82a4c06fc0d7d15ebe8f2cab554f9f730716447ee8", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking slog-json v2.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> lib.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let ser_map = try!(ser.serialize_map(len)
[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]   --> lib.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]    |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |         impl_m!(self, key, &val)
[INFO] [stdout]    |         ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> lib.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]    |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |         impl_m!(self, key, &())
[INFO] [stdout]    |         ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> lib.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]    |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |         impl_m!(self, key, &val)
[INFO] [stdout]    |         ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> lib.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]    |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 98 |         impl_m!(self, key, &val)
[INFO] [stdout]    |         ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 107 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |                 || impl_m!(self, key, &*buf)
[INFO] [stdout]     |                    ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (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]    --> lib.rs:201:13
[INFO] [stdout]     |
[INFO] [stdout] 201 |             try!(SerdeSerializer::start(&mut *serializer, None));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:204:13
[INFO] [stdout]     |
[INFO] [stdout] 204 |             try!(kv.serialize(rinfo, &mut serializer));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |         try!(logger_values.serialize(rinfo, &mut serializer));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |         try!(rinfo.kv().serialize(rinfo, &mut serializer));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |         try!(res.map_err(|e| io::Error::new(io::ErrorKind::Other, e)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:232:13
[INFO] [stdout]     |
[INFO] [stdout] 232 |             try!(self.log_impl(&mut serializer, &rinfo, &logger_values));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |             try!(self.log_impl(&mut serializer, &rinfo, &logger_values));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 240 |             try!(io.write_all("\n".as_bytes()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking slog-async v2.5.0
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> lib.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let ser_map = try!(ser.serialize_map(len)
[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]   --> lib.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]    |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |         impl_m!(self, key, &val)
[INFO] [stdout]    |         ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> lib.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]    |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |         impl_m!(self, key, &())
[INFO] [stdout]    |         ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> lib.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]    |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |         impl_m!(self, key, &val)
[INFO] [stdout]    |         ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> lib.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]    |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 98 |         impl_m!(self, key, &val)
[INFO] [stdout]    |         ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 107 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |         impl_m!(self, key, &val)
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:75:9
[INFO] [stdout]     |
[INFO] [stdout] 75  |         try!($s.ser_map.serialize_entry(k_s, $val)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |                 || impl_m!(self, key, &*buf)
[INFO] [stdout]     |                    ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (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]    --> lib.rs:201:13
[INFO] [stdout]     |
[INFO] [stdout] 201 |             try!(SerdeSerializer::start(&mut *serializer, None));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:204:13
[INFO] [stdout]     |
[INFO] [stdout] 204 |             try!(kv.serialize(rinfo, &mut serializer));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |         try!(logger_values.serialize(rinfo, &mut serializer));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |         try!(rinfo.kv().serialize(rinfo, &mut serializer));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |         try!(res.map_err(|e| io::Error::new(io::ErrorKind::Other, e)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:232:13
[INFO] [stdout]     |
[INFO] [stdout] 232 |             try!(self.log_impl(&mut serializer, &rinfo, &logger_values));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |             try!(self.log_impl(&mut serializer, &rinfo, &logger_values));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 240 |             try!(io.write_all("\n".as_bytes()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.11s
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4c8413f4d04f8375c8799b82a4c06fc0d7d15ebe8f2cab554f9f730716447ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c8413f4d04f8375c8799b82a4c06fc0d7d15ebe8f2cab554f9f730716447ee8", kill_on_drop: false }`
[INFO] [stdout] 4c8413f4d04f8375c8799b82a4c06fc0d7d15ebe8f2cab554f9f730716447ee8