[INFO] fetching crate alpkit 0.1.0-pre.2...
[INFO] checking alpkit-0.1.0-pre.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate alpkit 0.1.0-pre.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate alpkit 0.1.0-pre.2
[INFO] finished tweaking crates.io crate alpkit 0.1.0-pre.2
[INFO] tweaked toml for crates.io crate alpkit 0.1.0-pre.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate alpkit 0.1.0-pre.2 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 75 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] [stderr]       Adding indoc v1.0.9 (available: v2.0.7)
[INFO] [stderr]       Adding process_control v4.2.2 (available: v5.2.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15f1c2c05f7637ae45c418e9f11a0494c3ca90e087a09033451d49f136d93cd6
[INFO] running `Command { std: "docker" "start" "-a" "15f1c2c05f7637ae45c418e9f11a0494c3ca90e087a09033451d49f136d93cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15f1c2c05f7637ae45c418e9f11a0494c3ca90e087a09033451d49f136d93cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15f1c2c05f7637ae45c418e9f11a0494c3ca90e087a09033451d49f136d93cd6", kill_on_drop: false }`
[INFO] [stdout] 15f1c2c05f7637ae45c418e9f11a0494c3ca90e087a09033451d49f136d93cd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f182defafe503272742b7d0a0c6f9bb41933e176a33bd9abcd8c4e1794e66cd3
[INFO] running `Command { std: "docker" "start" "-a" "f182defafe503272742b7d0a0c6f9bb41933e176a33bd9abcd8c4e1794e66cd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking cfg-iif v0.2.8
[INFO] [stderr]    Compiling assert2-macros v0.3.16
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]     Checking filetime v0.2.26
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling bitmask-enum v2.2.5
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking tar v0.4.44
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking assert2 v0.3.16
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling field_names v0.2.0
[INFO] [stderr]     Checking alpkit v0.1.0-pre.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `dependency::Op::all`: Please use the `::all_bits()` constructor
[INFO] [stdout]    --> src/dependency.rs:205:15
[INFO] [stdout]     |
[INFO] [stdout] 205 |     Any = Op::all().bits,
[INFO] [stdout]     |               ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `dependency::Op::is_all`: Please use the `.is_all_bits()` method
[INFO] [stdout]    --> src/dependency.rs:232:17
[INFO] [stdout]     |
[INFO] [stdout] 232 |         if self.is_all() {
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `dependency::Op::all`: Please use the `::all_bits()` constructor
[INFO] [stdout]    --> src/dependency.rs:205:15
[INFO] [stdout]     |
[INFO] [stdout] 205 |     Any = Op::all().bits,
[INFO] [stdout]     |               ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `dependency::Op::is_all`: Please use the `.is_all_bits()` method
[INFO] [stdout]    --> src/dependency.rs:232:17
[INFO] [stdout]     |
[INFO] [stdout] 232 |         if self.is_all() {
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `tap_mut` and `pipe_if` are never used
[INFO] [stdout]   --> src/internal/std_ext.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub(crate) trait Tap: Sized {
[INFO] [stdout]    |                  --- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn tap_mut<F: FnOnce(&mut Self)>(mut self, f: F) -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     fn pipe_if<F: FnOnce(Self) -> Self>(self, cond: bool, f: F) -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Secfix, Infallible>
[INFO] [stdout]    --> src/apkbuild.rs:234:86
[INFO] [stdout]     |
[INFO] [stdout] 234 |       fn from_key_value(key: Self::Key, value: Self::Value) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  ______________________________________________________________________________________^
[INFO] [stdout] 235 | |         Ok(Secfix::new(key, value))
[INFO] [stdout] 236 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Secfix, Infallible>
[INFO] [stdout]    --> src/apkbuild.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |         Ok(Secfix::new(key, value))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/package/mod.rs:92:23
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn signatures(&self) -> Iter<SignatureInfo> {
[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] 92 |     pub fn signatures(&self) -> Iter<'_, SignatureInfo> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/package/mod.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn scripts(&self) -> Iter<PkgScript> {
[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] 100 |     pub fn scripts(&self) -> Iter<'_, PkgScript> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/package/mod.rs:104:27
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn files_metadata(&self) -> Iter<FileInfo> {
[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] 104 |     pub fn files_metadata(&self) -> Iter<'_, FileInfo> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Xattr, Infallible>
[INFO] [stdout]    --> src/package/fileinfo.rs:220:86
[INFO] [stdout]     |
[INFO] [stdout] 220 |       fn from_key_value(key: Self::Key, value: Self::Value) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  ______________________________________________________________________________________^
[INFO] [stdout] 221 | |         Ok(Xattr {
[INFO] [stdout] 222 | |             name: key.to_owned(),
[INFO] [stdout] 223 | |             value: cfg_iif!(feature = "base64" {
[INFO] [stdout] ...   |
[INFO] [stdout] 228 | |         })
[INFO] [stdout] 229 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Xattr, Infallible>
[INFO] [stdout]    --> src/package/fileinfo.rs:221:9
[INFO] [stdout]     |
[INFO] [stdout] 221 | /         Ok(Xattr {
[INFO] [stdout] 222 | |             name: key.to_owned(),
[INFO] [stdout] 223 | |             value: cfg_iif!(feature = "base64" {
[INFO] [stdout] 224 | |                 base64::decode(value)?
[INFO] [stdout] ...   |
[INFO] [stdout] 227 | |             }),
[INFO] [stdout] 228 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/internal/tar_ext.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn xattrs(&mut self) -> io::Result<Xattrs>;
[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] 15 |     fn xattrs(&mut self) -> io::Result<Xattrs<'_>>;
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/internal/tar_ext.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn xattrs(&mut self) -> io::Result<Xattrs> {
[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] 33 |     fn xattrs(&mut self) -> io::Result<Xattrs<'_>> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alpkit` (lib) due to 4 previous errors; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<apkbuild::Secfix, Infallible>
[INFO] [stdout]    --> src/apkbuild.rs:234:86
[INFO] [stdout]     |
[INFO] [stdout] 234 |       fn from_key_value(key: Self::Key, value: Self::Value) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  ______________________________________________________________________________________^
[INFO] [stdout] 235 | |         Ok(Secfix::new(key, value))
[INFO] [stdout] 236 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<apkbuild::Secfix, Infallible>
[INFO] [stdout]    --> src/apkbuild.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |         Ok(Secfix::new(key, value))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/package/mod.rs:92:23
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn signatures(&self) -> Iter<SignatureInfo> {
[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] 92 |     pub fn signatures(&self) -> Iter<'_, SignatureInfo> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/package/mod.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn scripts(&self) -> Iter<PkgScript> {
[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] 100 |     pub fn scripts(&self) -> Iter<'_, PkgScript> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/package/mod.rs:104:27
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn files_metadata(&self) -> Iter<FileInfo> {
[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] 104 |     pub fn files_metadata(&self) -> Iter<'_, FileInfo> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Xattr, Infallible>
[INFO] [stdout]    --> src/package/fileinfo.rs:220:86
[INFO] [stdout]     |
[INFO] [stdout] 220 |       fn from_key_value(key: Self::Key, value: Self::Value) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  ______________________________________________________________________________________^
[INFO] [stdout] 221 | |         Ok(Xattr {
[INFO] [stdout] 222 | |             name: key.to_owned(),
[INFO] [stdout] 223 | |             value: cfg_iif!(feature = "base64" {
[INFO] [stdout] ...   |
[INFO] [stdout] 228 | |         })
[INFO] [stdout] 229 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Xattr, Infallible>
[INFO] [stdout]    --> src/package/fileinfo.rs:221:9
[INFO] [stdout]     |
[INFO] [stdout] 221 | /         Ok(Xattr {
[INFO] [stdout] 222 | |             name: key.to_owned(),
[INFO] [stdout] 223 | |             value: cfg_iif!(feature = "base64" {
[INFO] [stdout] 224 | |                 base64::decode(value)?
[INFO] [stdout] ...   |
[INFO] [stdout] 227 | |             }),
[INFO] [stdout] 228 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/internal/tar_ext.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn xattrs(&mut self) -> io::Result<Xattrs>;
[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] 15 |     fn xattrs(&mut self) -> io::Result<Xattrs<'_>>;
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/internal/tar_ext.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn xattrs(&mut self) -> io::Result<Xattrs> {
[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] 33 |     fn xattrs(&mut self) -> io::Result<Xattrs<'_>> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alpkit` (lib test) due to 4 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f182defafe503272742b7d0a0c6f9bb41933e176a33bd9abcd8c4e1794e66cd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f182defafe503272742b7d0a0c6f9bb41933e176a33bd9abcd8c4e1794e66cd3", kill_on_drop: false }`
[INFO] [stdout] f182defafe503272742b7d0a0c6f9bb41933e176a33bd9abcd8c4e1794e66cd3
