# rustc version rustc 1.91.0-nightly (0060d5a2a 2025-08-04)
# docs.rs version docsrs 0.6.0 (e18d034e 2025-07-29)
# build log [INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace-builder/builds/mailbox-0.2.0/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace-builder/builds/mailbox-0.2.0/source:/opt/rustwide/workdir:ro,Z" "-v" "/home/cratesfyi/workspace-builder/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/home/cratesfyi/workspace-builder/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "DOCS_RS=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "6442450944" "--cpus" "6" "--user" "1001:1001" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20250804-1.91.0-nightly-0060d5a2a\", \"--static-root-path\", \"/-/rustdoc.static/\", \"--cap-lints\", \"warn\", \"--extern-html-root-takes-precedence\"]" "--offline" "-Zunstable-options" "--config=doc.extern-map.registries.crates-io=\"https://docs.rs/{pkg_name}/{version}/x86_64-unknown-linux-gnu\"" "-Zrustdoc-scrape-examples" "-j6" "--target" "x86_64-unknown-linux-gnu", 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] 36a166507fa35370a560d9d866ddcca9ebc4e6718aaf902714f7d7926ea18596 [INFO] running `Command { std: "docker" "start" "-a" "36a166507fa35370a560d9d866ddcca9ebc4e6718aaf902714f7d7926ea18596", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util/address.rs:58:28 [INFO] [stderr] | [INFO] [stderr] 58 | let (name, user, host) = try!(Address::ranges(&string)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util/address.rs:108:3 [INFO] [stderr] | [INFO] [stderr] 108 | try!(f.write_str(&self.user())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util/address.rs:101:4 [INFO] [stderr] | [INFO] [stderr] 101 | try!(f.write_char('"')); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util/address.rs:102:4 [INFO] [stderr] | [INFO] [stderr] 102 | try!(f.write_str(name)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util/address.rs:103:4 [INFO] [stderr] | [INFO] [stderr] 103 | try!(f.write_char('"')); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util/address.rs:104:4 [INFO] [stderr] | [INFO] [stderr] 104 | try!(f.write_char(' ')); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util/address.rs:105:4 [INFO] [stderr] | [INFO] [stderr] 105 | try!(f.write_char('<')); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util/address.rs:111:4 [INFO] [stderr] | [INFO] [stderr] 111 | try!(f.write_char('@')); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util/address.rs:112:4 [INFO] [stderr] | [INFO] [stderr] 112 | try!(f.write_str(host)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util/address.rs:116:4 [INFO] [stderr] | [INFO] [stderr] 116 | try!(f.write_char('>')); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/status.rs:19:1 [INFO] [stderr] | [INFO] [stderr] 19 | / bitflags! { [INFO] [stderr] 20 | | pub struct Status: u8 { [INFO] [stderr] 21 | | const NEW = 0b00000001; [INFO] [stderr] 22 | | const SEEN = 0b00000010; [INFO] [stderr] ... | [INFO] [stderr] 29 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/from.rs:31:11 [INFO] [stderr] | [INFO] [stderr] 31 | Ok(From(try!(Address::new(values[0].clone())))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/x_envelope_from.rs:31:20 [INFO] [stderr] | [INFO] [stderr] 31 | Ok(XEnvelopeFrom(try!(Address::new(values[0].clone())))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/to.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | Ok(To(try!(Address::new(values[0].clone())))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/reply_to.rs:31:14 [INFO] [stderr] | [INFO] [stderr] 31 | Ok(ReplyTo(try!(Address::new(values[0].clone())))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/delivered_to.rs:31:18 [INFO] [stderr] | [INFO] [stderr] 31 | Ok(DeliveredTo(try!(Address::new(values[0].clone())))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/return_path.rs:31:17 [INFO] [stderr] | [INFO] [stderr] 31 | Ok(ReturnPath(try!(Address::new(values[0].clone())))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/date.rs:32:6 [INFO] [stderr] | [INFO] [stderr] 32 | Ok(try!(DateTime::parse_from_rfc2822(values[0].as_ref()) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/x_remote_addr.rs:32:18 [INFO] [stderr] | [INFO] [stderr] 32 | Ok(XRemoteAddr(try!(values[0].parse().map_err(|_| [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/content_length.rs:31:20 [INFO] [stderr] | [INFO] [stderr] 31 | Ok(ContentLength(try!(values[0].parse().map_err(|_| [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/content_type.rs:32:18 [INFO] [stderr] | [INFO] [stderr] 32 | Ok(ContentType(try!(values[0].parse().map_err(|_| [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/lines.rs:31:12 [INFO] [stderr] | [INFO] [stderr] 31 | Ok(Lines(try!(values[0].parse().map_err(|_| [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/cc.rs:38:12 [INFO] [stderr] | [INFO] [stderr] 38 | to.push(try!(Address::new(string.clone().map(|s| &s[start..end])))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/bcc.rs:38:12 [INFO] [stderr] | [INFO] [stderr] 38 | to.push(try!(Address::new(string.clone().map(|s| &s[start..end])))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/sender.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | Ok(Sender(try!(Address::new(values[0].clone())))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/message_id.rs:30:17 [INFO] [stderr] | [INFO] [stderr] 30 | let address = try!(Address::new(values[0].clone())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/header/references.rs:38:23 [INFO] [stderr] | [INFO] [stderr] 38 | ids.push(MessageId(try!(Address::new(string.clone().map(|s| &s[start..end]))))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/stream/entry/begin.rs:52:30 [INFO] [stderr] | [INFO] [stderr] 52 | let (address, timestamp) = try!(Begin::ranges(&string)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trailing semicolon in macro used in expression position [INFO] [stderr] --> src/util/parser.rs:154:39 [INFO] [stderr] | [INFO] [stderr] 154 | take_while_n!($input, $n, call!($f)); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] ::: src/stream/entry/begin.rs:94:2 [INFO] [stderr] | [INFO] [stderr] 94 | / named!(timestamp(&[u8]) -> &[u8], [INFO] [stderr] 95 | | take_while_n!(24, is_printable_or_ws)); [INFO] [stderr] | |______________________________________________- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813> [INFO] [stderr] = note: macro invocations at the end of a block are treated as expressions [INFO] [stderr] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `take_while_n` [INFO] [stderr] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [INFO] [stderr] = note: this warning originates in the macro `take_while_n` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/stream/entry/header.rs:66:22 [INFO] [stderr] | [INFO] [stderr] 66 | let (key, value) = try!(Header::ranges(&string)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/mail/headers.rs:71:14 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn keys(&self) -> hash_map::Keys<header::Item, Vec<header::Item>> { [INFO] [stderr] | ^^^^^ ----------------------------------------------- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 71 | pub fn keys(&self) -> hash_map::Keys<'_, header::Item, Vec<header::Item>> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/mail/headers.rs:76:14 [INFO] [stderr] | [INFO] [stderr] 76 | pub fn iter(&self) -> Iter { [INFO] [stderr] | ^^^^^ ---- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 76 | pub fn iter(&self) -> Iter<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/mail/body.rs:37:14 [INFO] [stderr] | [INFO] [stderr] 37 | pub fn iter(&self) -> Iter { [INFO] [stderr] | ^^^^^ ---- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 37 | pub fn iter(&self) -> Iter<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `mailbox` (lib) generated 35 warnings (2 duplicates) [INFO] [stderr] Scraping mailbox v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Documenting mailbox v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.86s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: mailbox v0.2.0 (/opt/rustwide/workdir), nom v3.2.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Generated /opt/rustwide/target/x86_64-unknown-linux-gnu/doc/mailbox/index.html [INFO] running `Command { std: "docker" "inspect" "36a166507fa35370a560d9d866ddcca9ebc4e6718aaf902714f7d7926ea18596", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36a166507fa35370a560d9d866ddcca9ebc4e6718aaf902714f7d7926ea18596", kill_on_drop: false }` [INFO] [stdout] 36a166507fa35370a560d9d866ddcca9ebc4e6718aaf902714f7d7926ea18596