[INFO] fetching crate slog-json 2.3.0... [INFO] checking slog-json-2.3.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] extracting crate slog-json 2.3.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate slog-json 2.3.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [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-4/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8cfd7be163c43042845086bf34dfe20f7cf88ab93ff6a3a286f3324c8bc177e8 [INFO] running `"docker" "start" "-a" "8cfd7be163c43042845086bf34dfe20f7cf88ab93ff6a3a286f3324c8bc177e8"` [INFO] [stderr] Checking slog-json v2.3.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:58:23 [INFO] [stderr] | [INFO] [stderr] 58 | let ser_map = try!(ser.serialize_map(len) [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 85 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 89 | impl_m!(self, key, &()) [INFO] [stderr] | ----------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 93 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 98 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 101 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 104 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 107 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 110 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 113 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 116 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 119 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 122 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 125 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 128 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 131 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 134 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 137 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 150 | || impl_m!(self, key, &*buf) [INFO] [stderr] | ------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:201:13 [INFO] [stderr] | [INFO] [stderr] 201 | try!(SerdeSerializer::start(&mut *serializer, None)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:204:13 [INFO] [stderr] | [INFO] [stderr] 204 | try!(kv.serialize(rinfo, &mut serializer)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:207:9 [INFO] [stderr] | [INFO] [stderr] 207 | try!(logger_values.serialize(rinfo, &mut serializer)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:209:9 [INFO] [stderr] | [INFO] [stderr] 209 | try!(rinfo.kv().serialize(rinfo, &mut serializer)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:213:9 [INFO] [stderr] | [INFO] [stderr] 213 | try!(res.map_err(|e| io::Error::new(io::ErrorKind::Other, e))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:232:13 [INFO] [stderr] | [INFO] [stderr] 232 | try!(self.log_impl(&mut serializer, &rinfo, &logger_values)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:236:13 [INFO] [stderr] | [INFO] [stderr] 236 | try!(self.log_impl(&mut serializer, &rinfo, &logger_values)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:240:13 [INFO] [stderr] | [INFO] [stderr] 240 | try!(io.write_all("\n".as_bytes())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:58:23 [INFO] [stderr] | [INFO] [stderr] 58 | let ser_map = try!(ser.serialize_map(len) [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 85 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 89 | impl_m!(self, key, &()) [INFO] [stderr] | ----------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 93 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 98 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 101 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 104 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 107 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 110 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 113 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 116 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 119 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 122 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 125 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 128 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 131 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 134 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 137 | impl_m!(self, key, &val) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | try!($s.ser_map.serialize_entry(k_s, $val) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 150 | || impl_m!(self, key, &*buf) [INFO] [stderr] | ------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:201:13 [INFO] [stderr] | [INFO] [stderr] 201 | try!(SerdeSerializer::start(&mut *serializer, None)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:204:13 [INFO] [stderr] | [INFO] [stderr] 204 | try!(kv.serialize(rinfo, &mut serializer)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:207:9 [INFO] [stderr] | [INFO] [stderr] 207 | try!(logger_values.serialize(rinfo, &mut serializer)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:209:9 [INFO] [stderr] | [INFO] [stderr] 209 | try!(rinfo.kv().serialize(rinfo, &mut serializer)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:213:9 [INFO] [stderr] | [INFO] [stderr] 213 | try!(res.map_err(|e| io::Error::new(io::ErrorKind::Other, e))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:232:13 [INFO] [stderr] | [INFO] [stderr] 232 | try!(self.log_impl(&mut serializer, &rinfo, &logger_values)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:236:13 [INFO] [stderr] | [INFO] [stderr] 236 | try!(self.log_impl(&mut serializer, &rinfo, &logger_values)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> lib.rs:240:13 [INFO] [stderr] | [INFO] [stderr] 240 | try!(io.write_all("\n".as_bytes())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `"docker" "inspect" "8cfd7be163c43042845086bf34dfe20f7cf88ab93ff6a3a286f3324c8bc177e8"` [INFO] running `"docker" "rm" "-f" "8cfd7be163c43042845086bf34dfe20f7cf88ab93ff6a3a286f3324c8bc177e8"` [INFO] [stdout] 8cfd7be163c43042845086bf34dfe20f7cf88ab93ff6a3a286f3324c8bc177e8