Sep 02 19:21:00.846 INFO checking btrfs-1.2.2 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 19:21:00.846 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 19:21:00.846 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-1/try#952c7dbfa2628309f557b367929ffc17af20b332:/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" "-e" "USER_ID=500" "-e" "CMD=cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 19:21:01.014 INFO blam! 75d4958a062cb2b2df44569e5a48e6452a3c54d8de687f4a8825c52befc228f5
Sep 02 19:21:01.015 INFO running `"docker" "start" "-a" "75d4958a062cb2b2df44569e5a48e6452a3c54d8de687f4a8825c52befc228f5"`
Sep 02 19:21:01.784 INFO kablam!     Checking minilzo v0.2.0
Sep 02 19:21:02.534 INFO kablam!     Checking btrfs v1.2.2 (file:///source)
Sep 02 19:21:03.584 INFO kablam! warning: unused `#[macro_use]` import
Sep 02 19:21:03.585 INFO kablam!   --> src/lib.rs:10:1
Sep 02 19:21:03.585 INFO kablam!    |
Sep 02 19:21:03.585 INFO kablam! 10 | #[ macro_use ]
Sep 02 19:21:03.585 INFO kablam!    | ^^^^^^^^^^^^^^
Sep 02 19:21:03.585 INFO kablam!    |
Sep 02 19:21:03.585 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 02 19:21:03.586 INFO kablam! 
Sep 02 19:21:03.700 INFO kablam! warning: unused `#[macro_use]` import
Sep 02 19:21:03.700 INFO kablam!   --> src/lib.rs:10:1
Sep 02 19:21:03.700 INFO kablam!    |
Sep 02 19:21:03.700 INFO kablam! 10 | #[ macro_use ]
Sep 02 19:21:03.700 INFO kablam!    | ^^^^^^^^^^^^^^
Sep 02 19:21:03.700 INFO kablam!    |
Sep 02 19:21:03.700 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 02 19:21:03.700 INFO kablam! 
Sep 02 19:21:05.501 INFO kablam! warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Sep 02 19:21:05.501 INFO kablam!    --> src/diskformat/item/extent_data.rs:213:7
Sep 02 19:21:05.501 INFO kablam!     |
Sep 02 19:21:05.501 INFO kablam! 213 |                         self.data ().other_encoding)
Sep 02 19:21:05.501 INFO kablam!     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 19:21:05.501 INFO kablam!     |
Sep 02 19:21:05.502 INFO kablam!     = note: #[warn(safe_packed_borrows)] on by default
Sep 02 19:21:05.502 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!
Sep 02 19:21:05.502 INFO kablam!     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Sep 02 19:21:05.502 INFO kablam!     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
Sep 02 19:21:05.502 INFO kablam! 
Sep 02 19:21:05.506 INFO kablam! warning: foreign function is never used: `lzo2a_decompress`
Sep 02 19:21:05.506 INFO kablam!   --> src/compress/lzo.rs:25:2
Sep 02 19:21:05.506 INFO kablam!    |
Sep 02 19:21:05.506 INFO kablam! 25 |       fn lzo2a_decompress (
Sep 02 19:21:05.506 INFO kablam!    |  _____^
Sep 02 19:21:05.507 INFO kablam! 26 | |         src: * const u8,
Sep 02 19:21:05.507 INFO kablam! 27 | |         src_len: libc::c_uint,
Sep 02 19:21:05.507 INFO kablam! 28 | |         dst: * const u8,
Sep 02 19:21:05.507 INFO kablam! 29 | |         dst_len: * mut libc::c_uint,
Sep 02 19:21:05.507 INFO kablam! 30 | |         wrkmem: * const u8,
Sep 02 19:21:05.507 INFO kablam! 31 | |     ) -> libc::c_int;
Sep 02 19:21:05.507 INFO kablam!    | |_____________________^
Sep 02 19:21:05.507 INFO kablam!    |
Sep 02 19:21:05.507 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 02 19:21:05.507 INFO kablam! 
Sep 02 19:21:05.649 INFO kablam! warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Sep 02 19:21:05.649 INFO kablam!    --> src/diskformat/item/extent_data.rs:213:7
Sep 02 19:21:05.649 INFO kablam!     |
Sep 02 19:21:05.649 INFO kablam! 213 |                         self.data ().other_encoding)
Sep 02 19:21:05.649 INFO kablam!     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 19:21:05.649 INFO kablam!     |
Sep 02 19:21:05.649 INFO kablam!     = note: #[warn(safe_packed_borrows)] on by default
Sep 02 19:21:05.649 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!
Sep 02 19:21:05.649 INFO kablam!     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Sep 02 19:21:05.649 INFO kablam!     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
Sep 02 19:21:05.649 INFO kablam! 
Sep 02 19:21:05.653 INFO kablam! warning: foreign function is never used: `lzo2a_decompress`
Sep 02 19:21:05.653 INFO kablam!   --> src/compress/lzo.rs:25:2
Sep 02 19:21:05.654 INFO kablam!    |
Sep 02 19:21:05.654 INFO kablam! 25 |       fn lzo2a_decompress (
Sep 02 19:21:05.654 INFO kablam!    |  _____^
Sep 02 19:21:05.654 INFO kablam! 26 | |         src: * const u8,
Sep 02 19:21:05.654 INFO kablam! 27 | |         src_len: libc::c_uint,
Sep 02 19:21:05.654 INFO kablam! 28 | |         dst: * const u8,
Sep 02 19:21:05.654 INFO kablam! 29 | |         dst_len: * mut libc::c_uint,
Sep 02 19:21:05.654 INFO kablam! 30 | |         wrkmem: * const u8,
Sep 02 19:21:05.654 INFO kablam! 31 | |     ) -> libc::c_int;
Sep 02 19:21:05.654 INFO kablam!    | |_____________________^
Sep 02 19:21:05.654 INFO kablam!    |
Sep 02 19:21:05.654 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 02 19:21:05.654 INFO kablam! 
Sep 02 19:21:05.731 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.01s
Sep 02 19:21:05.736 INFO kablam! su: No module specific data is present
Sep 02 19:21:06.149 INFO running `"docker" "rm" "-f" "75d4958a062cb2b2df44569e5a48e6452a3c54d8de687f4a8825c52befc228f5"`
Sep 02 19:21:06.252 INFO blam! 75d4958a062cb2b2df44569e5a48e6452a3c54d8de687f4a8825c52befc228f5