foo.rs

   --> src/read.rs:155:51
    |
155 |             if let &OFile::MachFile { ref header, ref commands, .. } = file {
    |                                                   ^^^^^^^^^^^^
    |
note: first, the lifetime cannot outlive the lifetime 'a as defined on the body at 154:75...
   --> src/read.rs:154:76
    |
154 |         fn extract_variants<'a>(rv: &'a mut Vec<Variant>, file: &'a OFile) {
    |                                                                            ^
note: ...so that reference does not outlive borrowed content
   --> src/read.rs:155:51
    |
155 |             if let &OFile::MachFile { ref header, ref commands, .. } = file {
    |                                                   ^^^^^^^^^^^^
note: but, the lifetime must be valid for the anonymous lifetime #1 defined on the body at 154:75...
   --> src/read.rs:154:76
    |
154 |         fn extract_variants<'a>(rv: &'a mut Vec<Variant>, file: &'a OFile) {
    |                                                                            ^
note: ...so that expression is assignable (expected read::Variant<'_>, found read::Variant<'_>)
   --> src/read.rs:183:25
    |
183 |                   rv.push(Variant {
    |  _________________________^ starting here...
184 | |                     cpu_name: get_arch_name_from_types(header.cputype,
185 | |                                                        header.cpusubtype)
186 | |                         .unwrap_or("<unknown>"),
187 | |                     uuid: variant_uuid,
188 | |                     name: variant_name,
189 | |                     vmaddr: variant_vmaddr,
190 | |                     vmsize: variant_vmsize,
191 | |                 })
    | |_________________^ ...ending here