[INFO] crate rfsapi 0.2.0 is already in cache
[INFO] checking rfsapi-0.2.0 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate rfsapi 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rfsapi 0.2.0 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rfsapi 0.2.0
[INFO] finished tweaking crates.io crate rfsapi 0.2.0
[INFO] tweaked toml for crates.io crate rfsapi 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] bfb0e8f61f49b0f28be4fa4d9d9e79622e6dc2713106ac3ab102cf8a821b7969
[INFO] running `"docker" "start" "-a" "bfb0e8f61f49b0f28be4fa4d9d9e79622e6dc2713106ac3ab102cf8a821b7969"`
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking rfsapi v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:122:23
[INFO] [stderr]     |
[INFO] [stderr] 122 |         let mut map = try!(serializer.serialize_map(Some(RAW_FILE_DATA_FIELDS.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]    --> src/lib.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |         try!(map.serialize_entry("mime_type", &self.mime_type.to_string()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 124 |         try!(map.serialize_entry("name", &self.name));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:125:9
[INFO] [stderr]     |
[INFO] [stderr] 125 |         try!(map.serialize_entry("last_modified",
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |         try!(map.serialize_entry("size", &self.size));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:136:9
[INFO] [stderr]     |
[INFO] [stderr] 136 |         try!(map.serialize_entry("is_file", &self.is_file));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:160:34
[INFO] [stderr]     |
[INFO] [stderr] 160 |                 let mt: String = try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(0, &self)));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:160:39
[INFO] [stderr]     |
[INFO] [stderr] 160 |                 let mt: String = try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(0, &self)));
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:161:17
[INFO] [stderr]     |
[INFO] [stderr] 161 |                 try!(mt.parse()
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:164:19
[INFO] [stderr]     |
[INFO] [stderr] 164 |             name: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(1, &self))),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:164:24
[INFO] [stderr]     |
[INFO] [stderr] 164 |             name: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(1, &self))),
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:166:34
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 let lm: String = try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(0, &self)));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:166:39
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 let lm: String = try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(0, &self)));
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:167:17
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 try!(parse_rfc3339(&lm).map_err(|_| de::Error::invalid_value(de::Unexpected::Str(&lm), &"RRC3339 timestamp")))
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:169:19
[INFO] [stderr]     |
[INFO] [stderr] 169 |             size: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(3, &self))),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:169:24
[INFO] [stderr]     |
[INFO] [stderr] 169 |             size: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(3, &self))),
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:170:22
[INFO] [stderr]     |
[INFO] [stderr] 170 |             is_file: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(4, &self))),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:170:27
[INFO] [stderr]     |
[INFO] [stderr] 170 |             is_file: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(4, &self))),
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:180:31
[INFO] [stderr]     |
[INFO] [stderr] 180 |         while let Some(key) = try!(map.next_key::<String>()) {
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:186:38
[INFO] [stderr]     |
[INFO] [stderr] 186 |                     let nv: String = try!(map.next_value());
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:187:38
[INFO] [stderr]     |
[INFO] [stderr] 187 |                     mime_type = Some(try!(nv.parse::<Mime>()
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:194:33
[INFO] [stderr]     |
[INFO] [stderr] 194 |                     name = Some(try!(map.next_value()));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:200:38
[INFO] [stderr]     |
[INFO] [stderr] 200 |                     let nv: String = try!(map.next_value());
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:201:42
[INFO] [stderr]     |
[INFO] [stderr] 201 |                     last_modified = Some(try!(parse_rfc3339(&nv).map_err(|_| de::Error::invalid_value(de::Unexpected::Str(&nv), &"RRC3339 timestamp"))));
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:207:33
[INFO] [stderr]     |
[INFO] [stderr] 207 |                     size = Some(try!(map.next_value()));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:213:36
[INFO] [stderr]     |
[INFO] [stderr] 213 |                     is_file = Some(try!(map.next_value()));
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:220:24
[INFO] [stderr]     |
[INFO] [stderr] 220 |             mime_type: try!(mime_type.ok_or_else(|| de::Error::missing_field("mime_type"))),
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:221:19
[INFO] [stderr]     |
[INFO] [stderr] 221 |             name: try!(name.ok_or_else(|| de::Error::missing_field("name"))),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:222:28
[INFO] [stderr]     |
[INFO] [stderr] 222 |             last_modified: try!(last_modified.ok_or_else(|| de::Error::missing_field("last_modified"))),
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:223:19
[INFO] [stderr]     |
[INFO] [stderr] 223 |             size: try!(size.ok_or_else(|| de::Error::missing_field("size"))),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:224:22
[INFO] [stderr]     |
[INFO] [stderr] 224 |             is_file: try!(is_file.ok_or_else(|| de::Error::missing_field("is_file"))),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:122:23
[INFO] [stderr]     |
[INFO] [stderr] 122 |         let mut map = try!(serializer.serialize_map(Some(RAW_FILE_DATA_FIELDS.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]    --> src/lib.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |         try!(map.serialize_entry("mime_type", &self.mime_type.to_string()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 124 |         try!(map.serialize_entry("name", &self.name));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:125:9
[INFO] [stderr]     |
[INFO] [stderr] 125 |         try!(map.serialize_entry("last_modified",
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |         try!(map.serialize_entry("size", &self.size));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:136:9
[INFO] [stderr]     |
[INFO] [stderr] 136 |         try!(map.serialize_entry("is_file", &self.is_file));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:160:34
[INFO] [stderr]     |
[INFO] [stderr] 160 |                 let mt: String = try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(0, &self)));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:160:39
[INFO] [stderr]     |
[INFO] [stderr] 160 |                 let mt: String = try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(0, &self)));
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:161:17
[INFO] [stderr]     |
[INFO] [stderr] 161 |                 try!(mt.parse()
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:164:19
[INFO] [stderr]     |
[INFO] [stderr] 164 |             name: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(1, &self))),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:164:24
[INFO] [stderr]     |
[INFO] [stderr] 164 |             name: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(1, &self))),
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:166:34
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 let lm: String = try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(0, &self)));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:166:39
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 let lm: String = try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(0, &self)));
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:167:17
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 try!(parse_rfc3339(&lm).map_err(|_| de::Error::invalid_value(de::Unexpected::Str(&lm), &"RRC3339 timestamp")))
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:169:19
[INFO] [stderr]     |
[INFO] [stderr] 169 |             size: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(3, &self))),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:169:24
[INFO] [stderr]     |
[INFO] [stderr] 169 |             size: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(3, &self))),
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:170:22
[INFO] [stderr]     |
[INFO] [stderr] 170 |             is_file: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(4, &self))),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:170:27
[INFO] [stderr]     |
[INFO] [stderr] 170 |             is_file: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(4, &self))),
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:180:31
[INFO] [stderr]     |
[INFO] [stderr] 180 |         while let Some(key) = try!(map.next_key::<String>()) {
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:186:38
[INFO] [stderr]     |
[INFO] [stderr] 186 |                     let nv: String = try!(map.next_value());
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:187:38
[INFO] [stderr]     |
[INFO] [stderr] 187 |                     mime_type = Some(try!(nv.parse::<Mime>()
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:194:33
[INFO] [stderr]     |
[INFO] [stderr] 194 |                     name = Some(try!(map.next_value()));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:200:38
[INFO] [stderr]     |
[INFO] [stderr] 200 |                     let nv: String = try!(map.next_value());
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:201:42
[INFO] [stderr]     |
[INFO] [stderr] 201 |                     last_modified = Some(try!(parse_rfc3339(&nv).map_err(|_| de::Error::invalid_value(de::Unexpected::Str(&nv), &"RRC3339 timestamp"))));
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:207:33
[INFO] [stderr]     |
[INFO] [stderr] 207 |                     size = Some(try!(map.next_value()));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:213:36
[INFO] [stderr]     |
[INFO] [stderr] 213 |                     is_file = Some(try!(map.next_value()));
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:220:24
[INFO] [stderr]     |
[INFO] [stderr] 220 |             mime_type: try!(mime_type.ok_or_else(|| de::Error::missing_field("mime_type"))),
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:221:19
[INFO] [stderr]     |
[INFO] [stderr] 221 |             name: try!(name.ok_or_else(|| de::Error::missing_field("name"))),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:222:28
[INFO] [stderr]     |
[INFO] [stderr] 222 |             last_modified: try!(last_modified.ok_or_else(|| de::Error::missing_field("last_modified"))),
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:223:19
[INFO] [stderr]     |
[INFO] [stderr] 223 |             size: try!(size.ok_or_else(|| de::Error::missing_field("size"))),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:224:22
[INFO] [stderr]     |
[INFO] [stderr] 224 |             is_file: try!(is_file.ok_or_else(|| de::Error::missing_field("is_file"))),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.37s
[INFO] running `"docker" "inspect" "bfb0e8f61f49b0f28be4fa4d9d9e79622e6dc2713106ac3ab102cf8a821b7969"`
[INFO] running `"docker" "rm" "-f" "bfb0e8f61f49b0f28be4fa4d9d9e79622e6dc2713106ac3ab102cf8a821b7969"`
[INFO] [stdout] bfb0e8f61f49b0f28be4fa4d9d9e79622e6dc2713106ac3ab102cf8a821b7969
