[INFO] fetching crate pin-api 0.2.1...
[INFO] testing pin-api-0.2.1 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate pin-api 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate pin-api 0.2.1
[INFO] finished tweaking crates.io crate pin-api 0.2.1
[INFO] tweaked toml for crates.io crate pin-api 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pin-api 0.2.1 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c41b91bb2cd52bef05363d8acf34657894b1a268c46c71926078618ab7c7aa0b
[INFO] running `Command { std: "docker" "start" "-a" "c41b91bb2cd52bef05363d8acf34657894b1a268c46c71926078618ab7c7aa0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c41b91bb2cd52bef05363d8acf34657894b1a268c46c71926078618ab7c7aa0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c41b91bb2cd52bef05363d8acf34657894b1a268c46c71926078618ab7c7aa0b", kill_on_drop: false }`
[INFO] [stdout] c41b91bb2cd52bef05363d8acf34657894b1a268c46c71926078618ab7c7aa0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3edd5f683d9693f99190a971257924f2e708fe7c769d37b34fb27fd06940976
[INFO] running `Command { std: "docker" "start" "-a" "e3edd5f683d9693f99190a971257924f2e708fe7c769d37b34fb27fd06940976", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling pin-api v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:55
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(feature = "nightly", feature(fundamental, optin_builtin_traits, coerce_unsized, unsize))]
[INFO] [stdout]   |                                                       ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.50.0; see <https://github.com/rust-lang/rust/pull/79336> for more information
[INFO] [stdout]   = note: renamed to `auto_traits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: auto traits are experimental and possibly buggy
[INFO] [stdout]  --> src/marker.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub auto trait Unpin { }
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #13231 <https://github.com/rust-lang/rust/issues/13231> for more information
[INFO] [stdout]   = help: add `#![feature(auto_traits)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2026-03-19; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `incoherent_fundamental_impls` has been removed: converted into hard error, see issue #46205 <https://github.com/rust-lang/rust/issues/46205> for more information
[INFO] [stdout]   --> src/boxed.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[allow(incoherent_fundamental_impls)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Debug` for type `mem::Pin<'_, _>`
[INFO] [stdout]   --> src/mem.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl<'a, T: fmt::Debug + ?Sized> fmt::Debug for Pin<'a, T> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: conflicting implementation in crate `core`:
[INFO] [stdout]            - impl<F> Debug for F
[INFO] [stdout]              where F: std::marker::FnPtr;
[INFO] [stdout]    = note: downstream crates may implement trait `std::clone::Clone` for type `mem::Pin<'_, _>`
[INFO] [stdout]    = note: downstream crates may implement trait `std::marker::Copy` for type `mem::Pin<'_, _>`
[INFO] [stdout]    = note: downstream crates may implement trait `std::marker::FnPtr` for type `mem::Pin<'_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Debug` for type `PinBox<_>`
[INFO] [stdout]   --> src/boxed.rs:66:1
[INFO] [stdout]    |
[INFO] [stdout] 66 | impl<T: fmt::Debug + ?Sized> fmt::Debug for PinBox<T> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: conflicting implementation in crate `core`:
[INFO] [stdout]            - impl<F> Debug for F
[INFO] [stdout]              where F: std::marker::FnPtr;
[INFO] [stdout]    = note: downstream crates may implement trait `std::clone::Clone` for type `boxed::PinBox<_>`
[INFO] [stdout]    = note: downstream crates may implement trait `std::marker::Copy` for type `boxed::PinBox<_>`
[INFO] [stdout]    = note: downstream crates may implement trait `std::marker::FnPtr` for type `boxed::PinBox<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `std::fmt::Pointer` for type `mem::Pin<'_, _>`
[INFO] [stdout]   --> src/mem.rs:64:1
[INFO] [stdout]    |
[INFO] [stdout] 64 | impl<'a, T: ?Sized> fmt::Pointer for Pin<'a, T> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: conflicting implementation in crate `core`:
[INFO] [stdout]            - impl<F> std::fmt::Pointer for F
[INFO] [stdout]              where F: std::marker::FnPtr;
[INFO] [stdout]    = note: downstream crates may implement trait `std::clone::Clone` for type `mem::Pin<'_, _>`
[INFO] [stdout]    = note: downstream crates may implement trait `std::marker::Copy` for type `mem::Pin<'_, _>`
[INFO] [stdout]    = note: downstream crates may implement trait `std::marker::FnPtr` for type `mem::Pin<'_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `std::fmt::Pointer` for type `PinBox<_>`
[INFO] [stdout]   --> src/boxed.rs:72:1
[INFO] [stdout]    |
[INFO] [stdout] 72 | impl<T: ?Sized> fmt::Pointer for PinBox<T> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: conflicting implementation in crate `core`:
[INFO] [stdout]            - impl<F> std::fmt::Pointer for F
[INFO] [stdout]              where F: std::marker::FnPtr;
[INFO] [stdout]    = note: downstream crates may implement trait `std::clone::Clone` for type `boxed::PinBox<_>`
[INFO] [stdout]    = note: downstream crates may implement trait `std::marker::Copy` for type `boxed::PinBox<_>`
[INFO] [stdout]    = note: downstream crates may implement trait `std::marker::FnPtr` for type `boxed::PinBox<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Into<Box<_>>` for type `PinBox<_>`
[INFO] [stdout]   --> src/boxed.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl<T: Unpin + ?Sized> Into<Box<T>> for PinBox<T> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: conflicting implementation in crate `core`:
[INFO] [stdout]            - impl<T, U> Into<U> for T
[INFO] [stdout]              where U: From<T>;
[INFO] [stdout]    = note: downstream crates may implement trait `std::convert::From<boxed::PinBox<_>>` for type `std::boxed::Box<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0119, E0557, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pin-api` (lib) due to 7 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e3edd5f683d9693f99190a971257924f2e708fe7c769d37b34fb27fd06940976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3edd5f683d9693f99190a971257924f2e708fe7c769d37b34fb27fd06940976", kill_on_drop: false }`
[INFO] [stdout] e3edd5f683d9693f99190a971257924f2e708fe7c769d37b34fb27fd06940976
