Sep 14 19:01:06.255 INFO checking btrfs-1.2.2 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 19:01:06.255 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 19:01:06.255 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-6/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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=1000" "-e" "CMD=cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 19:01:06.571 INFO blam! 3cd19f21d7a7bddaef69502f706f830ca13d5ad90c460978726dadcc413ac086
Sep 14 19:01:06.573 INFO running `"docker" "start" "-a" "3cd19f21d7a7bddaef69502f706f830ca13d5ad90c460978726dadcc413ac086"`
Sep 14 19:01:07.844 INFO kablam! usermod: no changes
Sep 14 19:01:07.891 INFO kablam!     Checking minilzo v0.2.0
Sep 14 19:01:08.181 INFO kablam!     Checking btrfs v1.2.2 (file:///source)
Sep 14 19:01:08.706 INFO kablam! warning: unused `#[macro_use]` import
Sep 14 19:01:08.706 INFO kablam!   --> src/lib.rs:10:1
Sep 14 19:01:08.706 INFO kablam!    |
Sep 14 19:01:08.706 INFO kablam! 10 | #[ macro_use ]
Sep 14 19:01:08.706 INFO kablam!    | ^^^^^^^^^^^^^^
Sep 14 19:01:08.706 INFO kablam!    |
Sep 14 19:01:08.706 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 14 19:01:08.706 INFO kablam! 
Sep 14 19:01:08.748 INFO kablam! warning: unused `#[macro_use]` import
Sep 14 19:01:08.748 INFO kablam!   --> src/lib.rs:10:1
Sep 14 19:01:08.748 INFO kablam!    |
Sep 14 19:01:08.748 INFO kablam! 10 | #[ macro_use ]
Sep 14 19:01:08.748 INFO kablam!    | ^^^^^^^^^^^^^^
Sep 14 19:01:08.748 INFO kablam!    |
Sep 14 19:01:08.748 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 14 19:01:08.748 INFO kablam! 
Sep 14 19:01:09.975 INFO kablam! warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Sep 14 19:01:09.975 INFO kablam!    --> src/diskformat/item/extent_data.rs:213:7
Sep 14 19:01:09.975 INFO kablam!     |
Sep 14 19:01:09.975 INFO kablam! 213 |                         self.data ().other_encoding)
Sep 14 19:01:09.975 INFO kablam!     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 19:01:09.975 INFO kablam!     |
Sep 14 19:01:09.975 INFO kablam!     = note: #[warn(safe_packed_borrows)] on by default
Sep 14 19:01:09.975 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 14 19:01:09.975 INFO kablam!     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Sep 14 19:01:09.975 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 14 19:01:09.975 INFO kablam! 
Sep 14 19:01:09.975 INFO kablam! warning: foreign function is never used: `lzo2a_decompress`
Sep 14 19:01:09.975 INFO kablam!   --> src/compress/lzo.rs:25:2
Sep 14 19:01:09.975 INFO kablam!    |
Sep 14 19:01:09.975 INFO kablam! 25 |       fn lzo2a_decompress (
Sep 14 19:01:09.975 INFO kablam!    |  _____^
Sep 14 19:01:09.975 INFO kablam! 26 | |         src: * const u8,
Sep 14 19:01:09.975 INFO kablam! 27 | |         src_len: libc::c_uint,
Sep 14 19:01:09.975 INFO kablam! 28 | |         dst: * const u8,
Sep 14 19:01:09.975 INFO kablam! 29 | |         dst_len: * mut libc::c_uint,
Sep 14 19:01:09.975 INFO kablam! 30 | |         wrkmem: * const u8,
Sep 14 19:01:09.975 INFO kablam! 31 | |     ) -> libc::c_int;
Sep 14 19:01:09.975 INFO kablam!    | |_____________________^
Sep 14 19:01:09.975 INFO kablam!    |
Sep 14 19:01:09.975 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 14 19:01:09.975 INFO kablam! 
Sep 14 19:01:10.207 INFO kablam! warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Sep 14 19:01:10.207 INFO kablam!    --> src/diskformat/item/extent_data.rs:213:7
Sep 14 19:01:10.207 INFO kablam!     |
Sep 14 19:01:10.207 INFO kablam! 213 |                         self.data ().other_encoding)
Sep 14 19:01:10.207 INFO kablam!     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 19:01:10.207 INFO kablam!     |
Sep 14 19:01:10.207 INFO kablam!     = note: #[warn(safe_packed_borrows)] on by default
Sep 14 19:01:10.207 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 14 19:01:10.207 INFO kablam!     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Sep 14 19:01:10.207 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 14 19:01:10.207 INFO kablam! 
Sep 14 19:01:10.210 INFO kablam! warning: foreign function is never used: `lzo2a_decompress`
Sep 14 19:01:10.210 INFO kablam!   --> src/compress/lzo.rs:25:2
Sep 14 19:01:10.210 INFO kablam!    |
Sep 14 19:01:10.210 INFO kablam! 25 |       fn lzo2a_decompress (
Sep 14 19:01:10.210 INFO kablam!    |  _____^
Sep 14 19:01:10.210 INFO kablam! 26 | |         src: * const u8,
Sep 14 19:01:10.210 INFO kablam! 27 | |         src_len: libc::c_uint,
Sep 14 19:01:10.210 INFO kablam! 28 | |         dst: * const u8,
Sep 14 19:01:10.210 INFO kablam! 29 | |         dst_len: * mut libc::c_uint,
Sep 14 19:01:10.210 INFO kablam! 30 | |         wrkmem: * const u8,
Sep 14 19:01:10.210 INFO kablam! 31 | |     ) -> libc::c_int;
Sep 14 19:01:10.210 INFO kablam!    | |_____________________^
Sep 14 19:01:10.210 INFO kablam!    |
Sep 14 19:01:10.210 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 14 19:01:10.210 INFO kablam! 
Sep 14 19:01:10.339 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.48s
Sep 14 19:01:10.343 INFO kablam! su: No module specific data is present
Sep 14 19:01:11.124 INFO running `"docker" "rm" "-f" "3cd19f21d7a7bddaef69502f706f830ca13d5ad90c460978726dadcc413ac086"`
Sep 14 19:01:11.298 INFO blam! 3cd19f21d7a7bddaef69502f706f830ca13d5ad90c460978726dadcc413ac086