[INFO] fetching crate feattle-core 3.0.0...
[INFO] checking feattle-core-3.0.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate feattle-core 3.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate feattle-core 3.0.0
[INFO] finished tweaking crates.io crate feattle-core 3.0.0
[INFO] tweaked toml for crates.io crate feattle-core 3.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate feattle-core 3.0.0 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] crate crates.io crate feattle-core 3.0.0 already has a lockfile, it will not be regenerated
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4f4ee13b76283c60b8a869d7c82ad01c0524c8a61e82ab949de29deb2749bc4e
[INFO] running `Command { std: "docker" "start" "-a" "4f4ee13b76283c60b8a869d7c82ad01c0524c8a61e82ab949de29deb2749bc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f4ee13b76283c60b8a869d7c82ad01c0524c8a61e82ab949de29deb2749bc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f4ee13b76283c60b8a869d7c82ad01c0524c8a61e82ab949de29deb2749bc4e", kill_on_drop: false }`
[INFO] [stdout] 4f4ee13b76283c60b8a869d7c82ad01c0524c8a61e82ab949de29deb2749bc4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] dd24d8d08c59e92ed262b1e993e903485f13be1dccce219d81d0370ffddb8bb3
[INFO] running `Command { std: "docker" "start" "-a" "dd24d8d08c59e92ed262b1e993e903485f13be1dccce219d81d0370ffddb8bb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.87
[INFO] [stderr]     Checking tokio v1.44.1
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking chrono v0.4.40
[INFO] [stderr]     Checking feattle-core v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:178:23
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn current_values(&self) -> Option<MappedRwLockReadGuard<CurrentValues>> {
[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] 178 |     fn current_values(&self) -> Option<MappedRwLockReadGuard<'_, CurrentValues>> {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:371:14
[INFO] [stdout]     |
[INFO] [stdout] 371 |     fn _read(&self) -> RwLockReadGuard<InnerFeattles<Self::FeattleStruct>>;
[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] 371 |     fn _read(&self) -> RwLockReadGuard<'_, InnerFeattles<Self::FeattleStruct>>;
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:372:15
[INFO] [stdout]     |
[INFO] [stdout] 372 |     fn _write(&self) -> RwLockWriteGuard<InnerFeattles<Self::FeattleStruct>>;
[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] 372 |     fn _write(&self) -> RwLockWriteGuard<'_, InnerFeattles<Self::FeattleStruct>>;
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/feattle_value.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 | /                 extract_i64(value)?
[INFO] [stdout] 111 | |                     .try_into()
[INFO] [stdout]     | |_______________________________^
[INFO] [stdout] ...
[INFO] [stdout] 131 |   impl_try_from_value_i64! {i64}
[INFO] [stdout]     |   ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `impl_try_from_value_i64` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `feattle-core` (lib) due to 1 previous error; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:178:23
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn current_values(&self) -> Option<MappedRwLockReadGuard<CurrentValues>> {
[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] 178 |     fn current_values(&self) -> Option<MappedRwLockReadGuard<'_, CurrentValues>> {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:371:14
[INFO] [stdout]     |
[INFO] [stdout] 371 |     fn _read(&self) -> RwLockReadGuard<InnerFeattles<Self::FeattleStruct>>;
[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] 371 |     fn _read(&self) -> RwLockReadGuard<'_, InnerFeattles<Self::FeattleStruct>>;
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:372:15
[INFO] [stdout]     |
[INFO] [stdout] 372 |     fn _write(&self) -> RwLockWriteGuard<InnerFeattles<Self::FeattleStruct>>;
[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] 372 |     fn _write(&self) -> RwLockWriteGuard<'_, InnerFeattles<Self::FeattleStruct>>;
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/feattle_value.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 | /                 extract_i64(value)?
[INFO] [stdout] 111 | |                     .try_into()
[INFO] [stdout]     | |_______________________________^
[INFO] [stdout] ...
[INFO] [stdout] 131 |   impl_try_from_value_i64! {i64}
[INFO] [stdout]     |   ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `impl_try_from_value_i64` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/macros.rs:188:29
[INFO] [stdout]     |
[INFO] [stdout] 188 |                   pub fn $key(&self) -> __internal::MappedRwLockReadGuard<$type> {
[INFO] [stdout]     |                               ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:445:9
[INFO] [stdout]     |
[INFO] [stdout] 445 | /         feattles! {
[INFO] [stdout] 446 | |             struct Config {
[INFO] [stdout] 447 | |                 /// A
[INFO] [stdout] 448 | |                 a: i32,
[INFO] [stdout] ...   |
[INFO] [stdout] 451 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `feattles` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 188 |                 pub fn $key(&self) -> __internal::MappedRwLockReadGuard<'_, $type> {
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `feattle-core` (lib test) due to 1 previous error; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "dd24d8d08c59e92ed262b1e993e903485f13be1dccce219d81d0370ffddb8bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd24d8d08c59e92ed262b1e993e903485f13be1dccce219d81d0370ffddb8bb3", kill_on_drop: false }`
[INFO] [stdout] dd24d8d08c59e92ed262b1e993e903485f13be1dccce219d81d0370ffddb8bb3
