[INFO] fetching crate mailbox 0.2.0...
[INFO] testing mailbox-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate mailbox 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate mailbox 0.2.0
[INFO] finished tweaking crates.io crate mailbox 0.2.0
[INFO] tweaked toml for crates.io crate mailbox 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mailbox 0.2.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v0.9.1 (available: v2.10.0)
[INFO] [stderr]       Adding nom v3.2.1 (available: v8.0.0)
[INFO] [stderr]       Adding owning_ref v0.3.3 (available: v0.4.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded casing v0.1.0
[INFO] [stderr]   Downloaded owning_ref v0.3.3
[INFO] [stderr]   Downloaded bitflags v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44601633d838ed89bed4d3a35bde1e55c76cf8e2d183f8dfcc5476c2b47e6783
[INFO] running `Command { std: "docker" "start" "-a" "44601633d838ed89bed4d3a35bde1e55c76cf8e2d183f8dfcc5476c2b47e6783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44601633d838ed89bed4d3a35bde1e55c76cf8e2d183f8dfcc5476c2b47e6783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44601633d838ed89bed4d3a35bde1e55c76cf8e2d183f8dfcc5476c2b47e6783", kill_on_drop: false }`
[INFO] [stdout] 44601633d838ed89bed4d3a35bde1e55c76cf8e2d183f8dfcc5476c2b47e6783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6df2d98d77092ff96af37c87c695f1c33b4d90724bc18b3bf4eefe9e5255730f
[INFO] running `Command { std: "docker" "start" "-a" "6df2d98d77092ff96af37c87c695f1c33b4d90724bc18b3bf4eefe9e5255730f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling casing v0.1.0
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling mailbox v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/util/address.rs:58:28
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let (name, user, host) = try!(Address::ranges(&string));
[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]    --> src/util/address.rs:108:3
[INFO] [stdout]     |
[INFO] [stdout] 108 |         try!(f.write_str(&self.user()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util/address.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 |             try!(f.write_char('"'));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util/address.rs:102:4
[INFO] [stdout]     |
[INFO] [stdout] 102 |             try!(f.write_str(name));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util/address.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 |             try!(f.write_char('"'));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util/address.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 |             try!(f.write_char(' '));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util/address.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 |             try!(f.write_char('<'));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util/address.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 |             try!(f.write_char('@'));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util/address.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 |             try!(f.write_str(host));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util/address.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 |             try!(f.write_char('>'));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/status.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct Status: u8 {
[INFO] [stdout] 21 | |         const NEW      = 0b00000001;
[INFO] [stdout] 22 | |         const SEEN     = 0b00000010;
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = 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] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/status.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct Status: u8 {
[INFO] [stdout] 21 | |         const NEW      = 0b00000001;
[INFO] [stdout] 22 | |         const SEEN     = 0b00000010;
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = 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] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/status.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct Status: u8 {
[INFO] [stdout] 21 | |         const NEW      = 0b00000001;
[INFO] [stdout] 22 | |         const SEEN     = 0b00000010;
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = 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] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/from.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Ok(From(try!(Address::new(values[0].clone()))))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/x_envelope_from.rs:31:20
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Ok(XEnvelopeFrom(try!(Address::new(values[0].clone()))))
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/to.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Ok(To(try!(Address::new(values[0].clone()))))
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/reply_to.rs:31:14
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Ok(ReplyTo(try!(Address::new(values[0].clone()))))
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/delivered_to.rs:31:18
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Ok(DeliveredTo(try!(Address::new(values[0].clone()))))
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/return_path.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Ok(ReturnPath(try!(Address::new(values[0].clone()))))
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/date.rs:32:6
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Ok(try!(DateTime::parse_from_rfc2822(values[0].as_ref())
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/x_remote_addr.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Ok(XRemoteAddr(try!(values[0].parse().map_err(|_|
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/content_length.rs:31:20
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Ok(ContentLength(try!(values[0].parse().map_err(|_|
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/content_type.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Ok(ContentType(try!(values[0].parse().map_err(|_|
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/lines.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Ok(Lines(try!(values[0].parse().map_err(|_|
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/cc.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |             to.push(try!(Address::new(string.clone().map(|s| &s[start..end]))));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/bcc.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |             to.push(try!(Address::new(string.clone().map(|s| &s[start..end]))));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/sender.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Ok(Sender(try!(Address::new(values[0].clone()))))
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/message_id.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let address = try!(Address::new(values[0].clone()));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/header/references.rs:38:23
[INFO] [stdout]    |
[INFO] [stdout] 38 |             ids.push(MessageId(try!(Address::new(string.clone().map(|s| &s[start..end])))));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream/entry/begin.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let (address, timestamp) = try!(Begin::ranges(&string));
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/util/parser.rs:154:39
[INFO] [stdout]     |
[INFO] [stdout] 154 |           take_while_n!($input, $n, call!($f));
[INFO] [stdout]     |                                               ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stream/entry/begin.rs:94:2
[INFO] [stdout]     |
[INFO] [stdout]  94 | /     named!(timestamp(&[u8]) -> &[u8],
[INFO] [stdout]  95 | |         take_while_n!(24, is_printable_or_ws));
[INFO] [stdout]     | |______________________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `take_while_n`
[INFO] [stdout]     = note: `#[deny(semicolon_in_expressions_from_macros)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout]     = note: this error 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] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream/entry/header.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let (key, value) = try!(Header::ranges(&string));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/mail/headers.rs:71:14
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn keys(&self) -> hash_map::Keys<header::Item, Vec<header::Item>> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn keys(&self) -> hash_map::Keys<'_, header::Item, Vec<header::Item>> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/mail/headers.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn iter(&self) -> Iter {
[INFO] [stdout]    |                 ^^^^^     ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn iter(&self) -> Iter<'_> {
[INFO] [stdout]    |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/mail/body.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn iter(&self) -> Iter {
[INFO] [stdout]    |                 ^^^^^     ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn iter(&self) -> Iter<'_> {
[INFO] [stdout]    |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mailbox` (lib) due to 2 previous errors; 34 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6df2d98d77092ff96af37c87c695f1c33b4d90724bc18b3bf4eefe9e5255730f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6df2d98d77092ff96af37c87c695f1c33b4d90724bc18b3bf4eefe9e5255730f", kill_on_drop: false }`
[INFO] [stdout] 6df2d98d77092ff96af37c87c695f1c33b4d90724bc18b3bf4eefe9e5255730f
