Aug 02 13:46:05.114 INFO checking btrfs2-1.2.2 against 1.27.2+tmplazy for lazy_static-1
Aug 02 13:46:05.115 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:46:05.115 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:46:05.115 INFO running `"docker" "create" "-v" "/tmp/crater.GyP0NmK8mciu:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2+tmplazy:/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 13:46:05.322 INFO blam! 158fa92fb7e6a6acbd21b09f1f74349e795570c77a9dd6256cc578b8cfc97459
Aug 02 13:46:05.324 INFO running `"docker" "start" "-a" "158fa92fb7e6a6acbd21b09f1f74349e795570c77a9dd6256cc578b8cfc97459"`
Aug 02 13:46:06.456 INFO kablam!     Checking btrfs2 v1.2.2 (file:///source)
Aug 02 13:46:07.578 INFO kablam! warning: unused `#[macro_use]` import
Aug 02 13:46:07.578 INFO kablam!   --> src/lib.rs:13:1
Aug 02 13:46:07.578 INFO kablam!    |
Aug 02 13:46:07.578 INFO kablam! 13 | #[ macro_use ]
Aug 02 13:46:07.578 INFO kablam!    | ^^^^^^^^^^^^^^
Aug 02 13:46:07.578 INFO kablam!    |
Aug 02 13:46:07.578 INFO kablam!    = note: #[warn(unused_imports)] on by default
Aug 02 13:46:07.578 INFO kablam! 
Aug 02 13:46:07.585 INFO kablam! warning: unused `#[macro_use]` import
Aug 02 13:46:07.585 INFO kablam!   --> src/lib.rs:13:1
Aug 02 13:46:07.585 INFO kablam!    |
Aug 02 13:46:07.585 INFO kablam! 13 | #[ macro_use ]
Aug 02 13:46:07.585 INFO kablam!    | ^^^^^^^^^^^^^^
Aug 02 13:46:07.585 INFO kablam! warning: unused import: `std::collections::BTreeMap`
Aug 02 13:46:07.585 INFO kablam!  --> src/diskformat/tree/root_tree.rs:1:5
Aug 02 13:46:07.585 INFO kablam!   |
Aug 02 13:46:07.585 INFO kablam! 1 | use std::collections::BTreeMap;
Aug 02 13:46:07.585 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 13:46:07.585 INFO kablam! 
Aug 02 13:46:07.585 INFO kablam! warning: unused import: `linux::imports::*`
Aug 02 13:46:07.585 INFO kablam!  --> src/linux/ctypes/ioctl_constants.rs:1:5
Aug 02 13:46:07.586 INFO kablam!   |
Aug 02 13:46:07.586 INFO kablam! 1 | use linux::imports::*;
Aug 02 13:46:07.586 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Aug 02 13:46:07.586 INFO kablam! 
Aug 02 13:46:07.586 INFO kablam!    |
Aug 02 13:46:07.586 INFO kablam!    = note: #[warn(unused_imports)] on by default
Aug 02 13:46:07.586 INFO kablam! 
Aug 02 13:46:07.597 INFO kablam! warning: unused import: `std::collections::BTreeMap`
Aug 02 13:46:07.597 INFO kablam!  --> src/diskformat/tree/root_tree.rs:1:5
Aug 02 13:46:07.598 INFO kablam!   |
Aug 02 13:46:07.598 INFO kablam! 1 | use std::collections::BTreeMap;
Aug 02 13:46:07.598 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 13:46:07.598 INFO kablam! 
Aug 02 13:46:07.598 INFO kablam! warning: unused import: `linux::imports::*`
Aug 02 13:46:07.598 INFO kablam!  --> src/linux/ctypes/ioctl_constants.rs:1:5
Aug 02 13:46:07.598 INFO kablam!   |
Aug 02 13:46:07.599 INFO kablam! 1 | use linux::imports::*;
Aug 02 13:46:07.599 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Aug 02 13:46:07.599 INFO kablam! 
Aug 02 13:46:09.686 INFO kablam! warning: unused variable: `e`
Aug 02 13:46:09.686 INFO kablam!    --> src/linux/operations/fiemap.rs:186:13
Aug 02 13:46:09.686 INFO kablam!     |
Aug 02 13:46:09.686 INFO kablam! 186 |     if let Err(e) = fiemap_result {
Aug 02 13:46:09.686 INFO kablam!     |                ^ help: consider using `_e` instead
Aug 02 13:46:09.686 INFO kablam!     |
Aug 02 13:46:09.686 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 02 13:46:09.686 INFO kablam! 
Aug 02 13:46:09.687 INFO kablam! warning: unused variable: `e`
Aug 02 13:46:09.687 INFO kablam!   --> src/linux/operations/filesystem_info.rs:31:13
Aug 02 13:46:09.687 INFO kablam!    |
Aug 02 13:46:09.687 INFO kablam! 31 |     if let Err(e) = get_fs_info_result {
Aug 02 13:46:09.687 INFO kablam!    |                ^ help: consider using `_e` instead
Aug 02 13:46:09.687 INFO kablam! 
Aug 02 13:46:09.687 INFO kablam! warning: unused variable: `e`
Aug 02 13:46:09.687 INFO kablam!   --> src/linux/operations/filesystem_info.rs:80:13
Aug 02 13:46:09.687 INFO kablam!    |
Aug 02 13:46:09.687 INFO kablam! 80 |     if let Err(e) = get_dev_info_result {
Aug 02 13:46:09.687 INFO kablam!    |                ^ help: consider using `_e` instead
Aug 02 13:46:09.687 INFO kablam! 
Aug 02 13:46:09.687 INFO kablam! warning: unused variable: `e`
Aug 02 13:46:09.687 INFO kablam!    --> src/linux/operations/space_info.rs:134:13
Aug 02 13:46:09.687 INFO kablam!     |
Aug 02 13:46:09.687 INFO kablam! 134 |     if let Err(e) = get_space_args_real_result {
Aug 02 13:46:09.687 INFO kablam!     |                ^ help: consider using `_e` instead
Aug 02 13:46:09.687 INFO kablam! 
Aug 02 13:46:09.730 INFO kablam! warning: unused variable: `e`
Aug 02 13:46:09.730 INFO kablam!    --> src/linux/operations/fiemap.rs:186:13
Aug 02 13:46:09.730 INFO kablam!     |
Aug 02 13:46:09.730 INFO kablam! 186 |     if let Err(e) = fiemap_result {
Aug 02 13:46:09.730 INFO kablam!     |                ^ help: consider using `_e` instead
Aug 02 13:46:09.730 INFO kablam!     |
Aug 02 13:46:09.730 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 02 13:46:09.730 INFO kablam! 
Aug 02 13:46:09.731 INFO kablam! warning: unused variable: `e`
Aug 02 13:46:09.731 INFO kablam!   --> src/linux/operations/filesystem_info.rs:31:13
Aug 02 13:46:09.731 INFO kablam!    |
Aug 02 13:46:09.731 INFO kablam! 31 |     if let Err(e) = get_fs_info_result {
Aug 02 13:46:09.731 INFO kablam!    |                ^ help: consider using `_e` instead
Aug 02 13:46:09.731 INFO kablam! 
Aug 02 13:46:09.731 INFO kablam! warning: unused variable: `e`
Aug 02 13:46:09.731 INFO kablam!   --> src/linux/operations/filesystem_info.rs:80:13
Aug 02 13:46:09.731 INFO kablam!    |
Aug 02 13:46:09.731 INFO kablam! 80 |     if let Err(e) = get_dev_info_result {
Aug 02 13:46:09.731 INFO kablam!    |                ^ help: consider using `_e` instead
Aug 02 13:46:09.731 INFO kablam! 
Aug 02 13:46:09.731 INFO kablam! warning: unused variable: `e`
Aug 02 13:46:09.731 INFO kablam!    --> src/linux/operations/space_info.rs:134:13
Aug 02 13:46:09.731 INFO kablam!     |
Aug 02 13:46:09.731 INFO kablam! 134 |     if let Err(e) = get_space_args_real_result {
Aug 02 13:46:09.731 INFO kablam!     |                ^ help: consider using `_e` instead
Aug 02 13:46:09.731 INFO kablam! 
Aug 02 13:46:10.289 INFO kablam! warning: borrow of packed field requires unsafe function or block (error E0133)
Aug 02 13:46:10.289 INFO kablam!    --> src/diskformat/item/extent_data.rs:215:7
Aug 02 13:46:10.289 INFO kablam!     |
Aug 02 13:46:10.289 INFO kablam! 215 |                         self.data ().other_encoding)
Aug 02 13:46:10.289 INFO kablam!     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 13:46:10.289 INFO kablam!     |
Aug 02 13:46:10.289 INFO kablam!     = note: #[warn(safe_packed_borrows)] on by default
Aug 02 13:46:10.289 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 13:46:10.290 INFO kablam!     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Aug 02 13:46:10.290 INFO kablam! 
Aug 02 13:46:10.294 INFO kablam! warning: foreign function is never used: `lzo2a_decompress`
Aug 02 13:46:10.294 INFO kablam!   --> src/compress/lzo.rs:28:2
Aug 02 13:46:10.294 INFO kablam!    |
Aug 02 13:46:10.294 INFO kablam! 28 |       fn lzo2a_decompress (
Aug 02 13:46:10.294 INFO kablam!    |  _____^
Aug 02 13:46:10.294 INFO kablam! 29 | |         src: * const u8,
Aug 02 13:46:10.294 INFO kablam! 30 | |         src_len: libc::c_uint,
Aug 02 13:46:10.294 INFO kablam! 31 | |         dst: * const u8,
Aug 02 13:46:10.294 INFO kablam! 32 | |         dst_len: * mut libc::c_uint,
Aug 02 13:46:10.294 INFO kablam! 33 | |         wrkmem: * const u8,
Aug 02 13:46:10.294 INFO kablam! 34 | |     ) -> libc::c_int;
Aug 02 13:46:10.294 INFO kablam!    | |_____________________^
Aug 02 13:46:10.295 INFO kablam!    |
Aug 02 13:46:10.295 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 02 13:46:10.295 INFO kablam! 
Aug 02 13:46:10.296 INFO kablam! warning: field is never used: `superblock`
Aug 02 13:46:10.296 INFO kablam!   --> src/diskformat/superblock.rs:43:2
Aug 02 13:46:10.296 INFO kablam!    |
Aug 02 13:46:10.296 INFO kablam! 43 |     superblock: & 'a BtrfsSuperblock,
Aug 02 13:46:10.296 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 13:46:10.296 INFO kablam! 
Aug 02 13:46:10.298 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 02 13:46:10.332 INFO kablam!    --> src/compress/lzo.rs:109:2
Aug 02 13:46:10.332 INFO kablam!     |
Aug 02 13:46:10.332 INFO kablam! 109 |       io::stderr ().write_all (
Aug 02 13:46:10.332 INFO kablam!     |  _____^
Aug 02 13:46:10.332 INFO kablam! 110 | |         b"LZO\r\n");
Aug 02 13:46:10.332 INFO kablam!     | |____________________^
Aug 02 13:46:10.332 INFO kablam!     |
Aug 02 13:46:10.332 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 02 13:46:10.332 INFO kablam! 
Aug 02 13:46:10.332 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 02 13:46:10.332 INFO kablam!    --> src/compress/lzo.rs:120:2
Aug 02 13:46:10.332 INFO kablam!     |
Aug 02 13:46:10.332 INFO kablam! 120 |       io::stderr ().write_all (
Aug 02 13:46:10.333 INFO kablam!     |  _____^
Aug 02 13:46:10.333 INFO kablam! 121 | |         b"LZO2\r\n");
Aug 02 13:46:10.333 INFO kablam!     | |_____________________^
Aug 02 13:46:10.333 INFO kablam! 
Aug 02 13:46:10.333 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 02 13:46:10.333 INFO kablam!    --> src/compress/lzo.rs:148:2
Aug 02 13:46:10.333 INFO kablam!     |
Aug 02 13:46:10.333 INFO kablam! 148 |       io::stderr ().write_all (
Aug 02 13:46:10.333 INFO kablam!     |  _____^
Aug 02 13:46:10.333 INFO kablam! 149 | |         b"LZO3\r\n");
Aug 02 13:46:10.333 INFO kablam!     | |_____________________^
Aug 02 13:46:10.333 INFO kablam! 
Aug 02 13:46:10.333 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 02 13:46:10.333 INFO kablam!    --> src/diskformat/item/extent_data.rs:236:1
Aug 02 13:46:10.333 INFO kablam!     |
Aug 02 13:46:10.334 INFO kablam! 236 | / io::stdout ().write_fmt (
Aug 02 13:46:10.334 INFO kablam! 237 | |     format_args! (
Aug 02 13:46:10.334 INFO kablam! 238 | |         "LZO SUCCESS {} -> {} bytes\r\n",
Aug 02 13:46:10.334 INFO kablam! 239 | |         raw_data.len (),
Aug 02 13:46:10.334 INFO kablam! 240 | |         uncompressed_data.len ()));
Aug 02 13:46:10.334 INFO kablam!     | |___________________________________^
Aug 02 13:46:10.334 INFO kablam! 
Aug 02 13:46:10.439 INFO kablam! warning: borrow of packed field requires unsafe function or block (error E0133)
Aug 02 13:46:10.439 INFO kablam!    --> src/diskformat/item/extent_data.rs:215:7
Aug 02 13:46:10.439 INFO kablam!     |
Aug 02 13:46:10.439 INFO kablam! 215 |                         self.data ().other_encoding)
Aug 02 13:46:10.439 INFO kablam!     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 13:46:10.439 INFO kablam!     |
Aug 02 13:46:10.439 INFO kablam!     = note: #[warn(safe_packed_borrows)] on by default
Aug 02 13:46:10.439 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 13:46:10.439 INFO kablam!     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Aug 02 13:46:10.439 INFO kablam! 
Aug 02 13:46:10.443 INFO kablam! warning: foreign function is never used: `lzo2a_decompress`
Aug 02 13:46:10.443 INFO kablam!   --> src/compress/lzo.rs:28:2
Aug 02 13:46:10.443 INFO kablam!    |
Aug 02 13:46:10.443 INFO kablam! 28 |       fn lzo2a_decompress (
Aug 02 13:46:10.443 INFO kablam!    |  _____^
Aug 02 13:46:10.443 INFO kablam! 29 | |         src: * const u8,
Aug 02 13:46:10.443 INFO kablam! 30 | |         src_len: libc::c_uint,
Aug 02 13:46:10.443 INFO kablam! 31 | |         dst: * const u8,
Aug 02 13:46:10.443 INFO kablam! 32 | |         dst_len: * mut libc::c_uint,
Aug 02 13:46:10.443 INFO kablam! 33 | |         wrkmem: * const u8,
Aug 02 13:46:10.443 INFO kablam! 34 | |     ) -> libc::c_int;
Aug 02 13:46:10.443 INFO kablam!    | |_____________________^
Aug 02 13:46:10.443 INFO kablam!    |
Aug 02 13:46:10.444 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 02 13:46:10.444 INFO kablam! 
Aug 02 13:46:10.453 INFO kablam! warning: field is never used: `superblock`
Aug 02 13:46:10.453 INFO kablam!   --> src/diskformat/superblock.rs:43:2
Aug 02 13:46:10.453 INFO kablam!    |
Aug 02 13:46:10.453 INFO kablam! 43 |     superblock: & 'a BtrfsSuperblock,
Aug 02 13:46:10.453 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 13:46:10.453 INFO kablam! 
Aug 02 13:46:10.455 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 02 13:46:10.455 INFO kablam!    --> src/compress/lzo.rs:109:2
Aug 02 13:46:10.455 INFO kablam!     |
Aug 02 13:46:10.455 INFO kablam! 109 |       io::stderr ().write_all (
Aug 02 13:46:10.455 INFO kablam!     |  _____^
Aug 02 13:46:10.455 INFO kablam! 110 | |         b"LZO\r\n");
Aug 02 13:46:10.455 INFO kablam!     | |____________________^
Aug 02 13:46:10.456 INFO kablam!     |
Aug 02 13:46:10.456 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 02 13:46:10.456 INFO kablam! 
Aug 02 13:46:10.457 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 02 13:46:10.457 INFO kablam!    --> src/compress/lzo.rs:120:2
Aug 02 13:46:10.457 INFO kablam!     |
Aug 02 13:46:10.457 INFO kablam! 120 |       io::stderr ().write_all (
Aug 02 13:46:10.457 INFO kablam!     |  _____^
Aug 02 13:46:10.457 INFO kablam! 121 | |         b"LZO2\r\n");
Aug 02 13:46:10.457 INFO kablam!     | |_____________________^
Aug 02 13:46:10.457 INFO kablam! 
Aug 02 13:46:10.458 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 02 13:46:10.458 INFO kablam!    --> src/compress/lzo.rs:148:2
Aug 02 13:46:10.458 INFO kablam!     |
Aug 02 13:46:10.458 INFO kablam! 148 |       io::stderr ().write_all (
Aug 02 13:46:10.458 INFO kablam!     |  _____^
Aug 02 13:46:10.458 INFO kablam! 149 | |         b"LZO3\r\n");
Aug 02 13:46:10.458 INFO kablam!     | |_____________________^
Aug 02 13:46:10.458 INFO kablam! 
Aug 02 13:46:10.489 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 02 13:46:10.489 INFO kablam!    --> src/diskformat/item/extent_data.rs:236:1
Aug 02 13:46:10.489 INFO kablam!     |
Aug 02 13:46:10.489 INFO kablam! 236 | / io::stdout ().write_fmt (
Aug 02 13:46:10.489 INFO kablam! 237 | |     format_args! (
Aug 02 13:46:10.489 INFO kablam! 238 | |         "LZO SUCCESS {} -> {} bytes\r\n",
Aug 02 13:46:10.489 INFO kablam! 239 | |         raw_data.len (),
Aug 02 13:46:10.489 INFO kablam! 240 | |         uncompressed_data.len ()));
Aug 02 13:46:10.489 INFO kablam!     | |___________________________________^
Aug 02 13:46:10.489 INFO kablam! 
Aug 02 13:46:10.622 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.22s
Aug 02 13:46:10.627 INFO kablam! su: No module specific data is present
Aug 02 13:46:11.242 INFO running `"docker" "rm" "-f" "158fa92fb7e6a6acbd21b09f1f74349e795570c77a9dd6256cc578b8cfc97459"`
Aug 02 13:46:11.403 INFO blam! 158fa92fb7e6a6acbd21b09f1f74349e795570c77a9dd6256cc578b8cfc97459