[INFO] crate pin-api 0.2.1 is already in cache
[INFO] testing pin-api-0.2.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate pin-api 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate pin-api 0.2.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 519a848dfc8b8c825736077c209105faeadf6ff48de9bcebe5da2c2b0ec1c99a
[INFO] running `"docker" "start" "-a" "519a848dfc8b8c825736077c209105faeadf6ff48de9bcebe5da2c2b0ec1c99a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pin-api v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] 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] [stderr]   --> src/boxed.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 | #[allow(incoherent_fundamental_impls)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:2:34
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![cfg_attr(feature = "nightly", feature(fundamental, optin_builtin_traits, coerce_unsized, unsize))]
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::Into<std::boxed::Box<_>>` for type `boxed::PinBox<_>`:
[INFO] [stderr]   --> src/boxed.rs:40:1
[INFO] [stderr]    |
[INFO] [stderr] 40 | impl<T: Unpin + ?Sized> Into<Box<T>> for PinBox<T> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: conflicting implementation in crate `core`:
[INFO] [stderr]            - impl<T, U> std::convert::Into<U> for T
[INFO] [stderr]              where U: std::convert::From<T>;
[INFO] [stderr]    = note: downstream crates may implement trait `std::convert::From<boxed::PinBox<_>>` for type `std::boxed::Box<_>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0119, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0119`.
[INFO] [stderr] error: could not compile `pin-api`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "519a848dfc8b8c825736077c209105faeadf6ff48de9bcebe5da2c2b0ec1c99a"`
[INFO] running `"docker" "rm" "-f" "519a848dfc8b8c825736077c209105faeadf6ff48de9bcebe5da2c2b0ec1c99a"`
[INFO] [stdout] 519a848dfc8b8c825736077c209105faeadf6ff48de9bcebe5da2c2b0ec1c99a