[INFO] fetching crate lifeguard 0.6.1...
[INFO] testing lifeguard-0.6.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate lifeguard 0.6.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate lifeguard 0.6.1
[INFO] finished tweaking crates.io crate lifeguard 0.6.1
[INFO] tweaked toml for crates.io crate lifeguard 0.6.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lifeguard 0.6.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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] 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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48abf35326168326b4d82be1bd7952e65729d882bb8876be576aa1f3c15cf4e5
[INFO] running `Command { std: "docker" "start" "-a" "48abf35326168326b4d82be1bd7952e65729d882bb8876be576aa1f3c15cf4e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48abf35326168326b4d82be1bd7952e65729d882bb8876be576aa1f3c15cf4e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48abf35326168326b4d82be1bd7952e65729d882bb8876be576aa1f3c15cf4e5", kill_on_drop: false }`
[INFO] [stdout] 48abf35326168326b4d82be1bd7952e65729d882bb8876be576aa1f3c15cf4e5
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3332c2a3f92308689baeb70b284589321abd45df738cbb5aae8d5d9f886db257
[INFO] running `Command { std: "docker" "start" "-a" "3332c2a3f92308689baeb70b284589321abd45df738cbb5aae8d5d9f886db257", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling lifeguard v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:607:25
[INFO] [stdout]     |
[INFO] [stdout] 607 |     fn set_option(self, T) -> T;
[INFO] [stdout]     |                         ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_from` are never used
[INFO] [stdout]    --> src/lib.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 166 |   impl <'a, T> $typ where T: Recycleable {
[INFO] [stdout]     |   -------------------------------------- associated functions in this implementation
[INFO] [stdout] 167 |     fn new(pool: $pool, value: T) -> $typ {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn new_from<A>(pool: $pool, value: T, source: A) -> $typ where T : InitializeWith<A> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 | impl_recycled!{ RcRecycled, RcRecycled<T>, Rc<RefCell<CappedCollection<T>>> }
[INFO] [stdout]     | ----------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `impl_recycled` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_from` are never used
[INFO] [stdout]    --> src/lib.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 166 |   impl <'a, T> $typ where T: Recycleable {
[INFO] [stdout]     |   -------------------------------------- associated functions in this implementation
[INFO] [stdout] 167 |     fn new(pool: $pool, value: T) -> $typ {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn new_from<A>(pool: $pool, value: T, source: A) -> $typ where T : InitializeWith<A> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 | impl_recycled!{ Recycled, Recycled<'a, T>, &'a RefCell<CappedCollection<T>> }
[INFO] [stdout]     | ----------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_recycled` (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/lib.rs:495:14
[INFO] [stdout]     |
[INFO] [stdout] 495 |   pub fn new(&self) -> Recycled<T> {
[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] 495 |   pub fn new(&self) -> Recycled<'_, T> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:505:22
[INFO] [stdout]     |
[INFO] [stdout] 505 |   pub fn new_from<A>(&self, source: A) -> Recycled<T> where T: InitializeWith<A> {
[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] 505 |   pub fn new_from<A>(&self, source: A) -> Recycled<'_, T> where T: InitializeWith<A> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:513:17
[INFO] [stdout]     |
[INFO] [stdout] 513 |   pub fn attach(&self, value: T) -> Recycled<T> {
[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] 513 |   pub fn attach(&self, value: T) -> Recycled<'_, T> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "3332c2a3f92308689baeb70b284589321abd45df738cbb5aae8d5d9f886db257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3332c2a3f92308689baeb70b284589321abd45df738cbb5aae8d5d9f886db257", kill_on_drop: false }`
[INFO] [stdout] 3332c2a3f92308689baeb70b284589321abd45df738cbb5aae8d5d9f886db257
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2265eae1d09bcf9fe44596fb36e742d27b33f3ff6b091f2c9ac886353178fa67
[INFO] running `Command { std: "docker" "start" "-a" "2265eae1d09bcf9fe44596fb36e742d27b33f3ff6b091f2c9ac886353178fa67", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling lifeguard v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:607:25
[INFO] [stdout]     |
[INFO] [stdout] 607 |     fn set_option(self, T) -> T;
[INFO] [stdout]     |                         ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_from` are never used
[INFO] [stdout]    --> src/lib.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 166 |   impl <'a, T> $typ where T: Recycleable {
[INFO] [stdout]     |   -------------------------------------- associated functions in this implementation
[INFO] [stdout] 167 |     fn new(pool: $pool, value: T) -> $typ {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn new_from<A>(pool: $pool, value: T, source: A) -> $typ where T : InitializeWith<A> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 | impl_recycled!{ RcRecycled, RcRecycled<T>, Rc<RefCell<CappedCollection<T>>> }
[INFO] [stdout]     | ----------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `impl_recycled` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_from` are never used
[INFO] [stdout]    --> src/lib.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 166 |   impl <'a, T> $typ where T: Recycleable {
[INFO] [stdout]     |   -------------------------------------- associated functions in this implementation
[INFO] [stdout] 167 |     fn new(pool: $pool, value: T) -> $typ {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn new_from<A>(pool: $pool, value: T, source: A) -> $typ where T : InitializeWith<A> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 | impl_recycled!{ Recycled, Recycled<'a, T>, &'a RefCell<CappedCollection<T>> }
[INFO] [stdout]     | ----------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_recycled` (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/lib.rs:495:14
[INFO] [stdout]     |
[INFO] [stdout] 495 |   pub fn new(&self) -> Recycled<T> {
[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] 495 |   pub fn new(&self) -> Recycled<'_, T> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:505:22
[INFO] [stdout]     |
[INFO] [stdout] 505 |   pub fn new_from<A>(&self, source: A) -> Recycled<T> where T: InitializeWith<A> {
[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] 505 |   pub fn new_from<A>(&self, source: A) -> Recycled<'_, T> where T: InitializeWith<A> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:513:17
[INFO] [stdout]     |
[INFO] [stdout] 513 |   pub fn attach(&self, value: T) -> Recycled<T> {
[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] 513 |   pub fn attach(&self, value: T) -> Recycled<'_, T> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:607:25
[INFO] [stdout]     |
[INFO] [stdout] 607 |     fn set_option(self, T) -> T;
[INFO] [stdout]     |                         ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_from` are never used
[INFO] [stdout]    --> src/lib.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 166 |   impl <'a, T> $typ where T: Recycleable {
[INFO] [stdout]     |   -------------------------------------- associated functions in this implementation
[INFO] [stdout] 167 |     fn new(pool: $pool, value: T) -> $typ {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn new_from<A>(pool: $pool, value: T, source: A) -> $typ where T : InitializeWith<A> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 | impl_recycled!{ RcRecycled, RcRecycled<T>, Rc<RefCell<CappedCollection<T>>> }
[INFO] [stdout]     | ----------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `impl_recycled` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_from` are never used
[INFO] [stdout]    --> src/lib.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 166 |   impl <'a, T> $typ where T: Recycleable {
[INFO] [stdout]     |   -------------------------------------- associated functions in this implementation
[INFO] [stdout] 167 |     fn new(pool: $pool, value: T) -> $typ {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn new_from<A>(pool: $pool, value: T, source: A) -> $typ where T : InitializeWith<A> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 | impl_recycled!{ Recycled, Recycled<'a, T>, &'a RefCell<CappedCollection<T>> }
[INFO] [stdout]     | ----------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_recycled` (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/lib.rs:495:14
[INFO] [stdout]     |
[INFO] [stdout] 495 |   pub fn new(&self) -> Recycled<T> {
[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] 495 |   pub fn new(&self) -> Recycled<'_, T> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:505:22
[INFO] [stdout]     |
[INFO] [stdout] 505 |   pub fn new_from<A>(&self, source: A) -> Recycled<T> where T: InitializeWith<A> {
[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] 505 |   pub fn new_from<A>(&self, source: A) -> Recycled<'_, T> where T: InitializeWith<A> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:513:17
[INFO] [stdout]     |
[INFO] [stdout] 513 |   pub fn attach(&self, value: T) -> Recycled<T> {
[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] 513 |   pub fn attach(&self, value: T) -> Recycled<'_, T> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "2265eae1d09bcf9fe44596fb36e742d27b33f3ff6b091f2c9ac886353178fa67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2265eae1d09bcf9fe44596fb36e742d27b33f3ff6b091f2c9ac886353178fa67", kill_on_drop: false }`
[INFO] [stdout] 2265eae1d09bcf9fe44596fb36e742d27b33f3ff6b091f2c9ac886353178fa67
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 06abb78e9b0bb21ef28322abee1404b07dc7a83ed3fb33181d2d4450e1dcf193
[INFO] running `Command { std: "docker" "start" "-a" "06abb78e9b0bb21ef28322abee1404b07dc7a83ed3fb33181d2d4450e1dcf193", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]    --> src/lib.rs:607:25
[INFO] [stderr]     |
[INFO] [stderr] 607 |     fn set_option(self, T) -> T;
[INFO] [stderr]     |                         ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr]     = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `new` and `new_from` are never used
[INFO] [stderr]    --> src/lib.rs:167:8
[INFO] [stderr]     |
[INFO] [stderr] 166 |   impl <'a, T> $typ where T: Recycleable {
[INFO] [stderr]     |   -------------------------------------- associated functions in this implementation
[INFO] [stderr] 167 |     fn new(pool: $pool, value: T) -> $typ {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 172 |     fn new_from<A>(pool: $pool, value: T, source: A) -> $typ where T : InitializeWith<A> {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 185 | impl_recycled!{ RcRecycled, RcRecycled<T>, Rc<RefCell<CappedCollection<T>>> }
[INFO] [stderr]     | ----------------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr]     = note: this warning originates in the macro `impl_recycled` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `new` and `new_from` are never used
[INFO] [stderr]    --> src/lib.rs:167:8
[INFO] [stderr]     |
[INFO] [stderr] 166 |   impl <'a, T> $typ where T: Recycleable {
[INFO] [stderr]     |   -------------------------------------- associated functions in this implementation
[INFO] [stderr] 167 |     fn new(pool: $pool, value: T) -> $typ {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 172 |     fn new_from<A>(pool: $pool, value: T, source: A) -> $typ where T : InitializeWith<A> {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 186 | impl_recycled!{ Recycled, Recycled<'a, T>, &'a RefCell<CappedCollection<T>> }
[INFO] [stderr]     | ----------------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_recycled` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:495:14
[INFO] [stderr]     |
[INFO] [stderr] 495 |   pub fn new(&self) -> Recycled<T> {
[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] 495 |   pub fn new(&self) -> Recycled<'_, T> {
[INFO] [stderr]     |                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:505:22
[INFO] [stderr]     |
[INFO] [stderr] 505 |   pub fn new_from<A>(&self, source: A) -> Recycled<T> where T: InitializeWith<A> {
[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] 505 |   pub fn new_from<A>(&self, source: A) -> Recycled<'_, T> where T: InitializeWith<A> {
[INFO] [stderr]     |                                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:513:17
[INFO] [stderr]     |
[INFO] [stderr] 513 |   pub fn attach(&self, value: T) -> Recycled<T> {
[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] 513 |   pub fn attach(&self, value: T) -> Recycled<'_, T> {
[INFO] [stderr]     |                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: `lifeguard` (lib) generated 6 warnings (run `cargo fix --lib -p lifeguard` to apply 4 suggestions)
[INFO] [stderr] warning: `lifeguard` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lifeguard-9cf5fbfe66bb21b8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-793d4bf562109b1f)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::test_as_mut ... ok
[INFO] [stdout] test tests::test_as_ref ... ok
[INFO] [stdout] test tests::test_attach_rc ... ok
[INFO] [stdout] test tests::test_clone ... ok
[INFO] [stdout] test tests::test_attach ... ok
[INFO] [stdout] test tests::test_deref ... ok
[INFO] [stderr]    Doc-tests lifeguard
[INFO] [stdout] test tests::test_as_ref_rc ... ok
[INFO] [stdout] test tests::test_deref_mut ... ok
[INFO] [stdout] test tests::test_deref_mut_rc ... ok
[INFO] [stdout] test tests::test_deref_rc ... ok
[INFO] [stdout] test tests::test_detach ... ok
[INFO] [stdout] test tests::test_detach_rc ... ok
[INFO] [stdout] test tests::test_as_mut_rc ... ok
[INFO] [stdout] test tests::test_builder ... ok
[INFO] [stdout] test tests::test_new_from_iter ... ok
[INFO] [stdout] test tests::test_rc_clone ... ok
[INFO] [stdout] test tests::test_recycle ... ok
[INFO] [stdout] test tests::test_recycle_rc ... ok
[INFO] [stdout] test tests::test_size_cap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - pool (line 560) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "06abb78e9b0bb21ef28322abee1404b07dc7a83ed3fb33181d2d4450e1dcf193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06abb78e9b0bb21ef28322abee1404b07dc7a83ed3fb33181d2d4450e1dcf193", kill_on_drop: false }`
[INFO] [stdout] 06abb78e9b0bb21ef28322abee1404b07dc7a83ed3fb33181d2d4450e1dcf193
