Aug 02 13:50:37.502 INFO checking bow-1.0.3 against 1.27.2 for lazy_static-1 Aug 02 13:50:37.502 INFO running: cargo +1.27.2 check --frozen --all --all-targets Aug 02 13:50:37.502 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets Aug 02 13:50:37.502 INFO running `"docker" "create" "-v" "/tmp/crater.16sEhN10vOJv:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"` Aug 02 13:50:37.751 INFO blam! 7cc786b1366db7473c6fc34e51243b45f687381258af82fadf5aebbb58ffc8be Aug 02 13:50:37.753 INFO running `"docker" "start" "-a" "7cc786b1366db7473c6fc34e51243b45f687381258af82fadf5aebbb58ffc8be"` Aug 02 13:50:38.932 INFO kablam! Checking bow v1.0.3 (file:///source) Aug 02 13:50:39.407 INFO kablam! warning: conflicting implementations of trait `std::convert::Into>` for type `Bow<'_, _>`: (E0119) Aug 02 13:50:39.407 INFO kablam! --> src/lib.rs:124:1 Aug 02 13:50:39.407 INFO kablam! | Aug 02 13:50:39.407 INFO kablam! 124 | impl<'a, T: 'a + ToBox + ?Sized> Into> for Bow<'a, T> { Aug 02 13:50:39.407 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Aug 02 13:50:39.407 INFO kablam! | Aug 02 13:50:39.407 INFO kablam! = note: #[warn(incoherent_fundamental_impls)] on by default Aug 02 13:50:39.408 INFO kablam! = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! Aug 02 13:50:39.408 INFO kablam! = note: for more information, see issue #46205 Aug 02 13:50:39.408 INFO kablam! = note: conflicting implementation in crate `core`: Aug 02 13:50:39.408 INFO kablam! - impl std::convert::Into for T Aug 02 13:50:39.408 INFO kablam! where U: std::convert::From; Aug 02 13:50:39.408 INFO kablam! = note: downstream crates may implement trait `std::convert::From>` for type `std::boxed::Box<_>` Aug 02 13:50:39.408 INFO kablam! Aug 02 13:50:39.499 INFO kablam! error: conflicting implementations of trait `std::convert::Into>` for type `Bow<'_, _>`: (E0119) Aug 02 13:50:39.500 INFO kablam! --> src/lib.rs:124:1 Aug 02 13:50:39.500 INFO kablam! | Aug 02 13:50:39.500 INFO kablam! 124 | impl<'a, T: 'a + ToBox + ?Sized> Into> for Bow<'a, T> { Aug 02 13:50:39.500 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Aug 02 13:50:39.500 INFO kablam! | Aug 02 13:50:39.500 INFO kablam! note: lint level defined here Aug 02 13:50:39.500 INFO kablam! --> src/lib.rs:14:69 Aug 02 13:50:39.500 INFO kablam! | Aug 02 13:50:39.500 INFO kablam! 14 | #![cfg_attr(test, deny(missing_debug_implementations, missing_docs, warnings))] Aug 02 13:50:39.500 INFO kablam! | ^^^^^^^^ Aug 02 13:50:39.500 INFO kablam! = note: #[deny(incoherent_fundamental_impls)] implied by #[deny(warnings)] Aug 02 13:50:39.500 INFO kablam! = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! Aug 02 13:50:39.500 INFO kablam! = note: for more information, see issue #46205 Aug 02 13:50:39.500 INFO kablam! = note: conflicting implementation in crate `core`: Aug 02 13:50:39.500 INFO kablam! - impl std::convert::Into for T Aug 02 13:50:39.500 INFO kablam! where U: std::convert::From; Aug 02 13:50:39.500 INFO kablam! = note: downstream crates may implement trait `std::convert::From>` for type `std::boxed::Box<_>` Aug 02 13:50:39.500 INFO kablam! Aug 02 13:50:39.509 INFO kablam! error: aborting due to previous error Aug 02 13:50:39.509 INFO kablam! Aug 02 13:50:39.521 INFO kablam! error: Could not compile `bow`. Aug 02 13:50:39.521 INFO kablam! Aug 02 13:50:39.521 INFO kablam! To learn more, run the command again with --verbose. Aug 02 13:50:39.522 INFO kablam! su: No module specific data is present Aug 02 13:50:40.641 INFO running `"docker" "rm" "-f" "7cc786b1366db7473c6fc34e51243b45f687381258af82fadf5aebbb58ffc8be"` Aug 02 13:50:40.762 INFO blam! 7cc786b1366db7473c6fc34e51243b45f687381258af82fadf5aebbb58ffc8be