Jul 12 12:59:04.406 INFO checking btrfs2-1.2.2 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 12 12:59:04.406 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 12:59:04.406 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 12:59:04.406 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-1/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/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 +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 12:59:04.652 INFO blam! df20788959881194791c596adc639d8dbc20ff696d36e81a25c7ea4ddf0171e4
Jul 12 12:59:04.655 INFO running `"docker" "start" "-a" "df20788959881194791c596adc639d8dbc20ff696d36e81a25c7ea4ddf0171e4"`
Jul 12 12:59:05.745 INFO kablam!     Checking uuid v0.3.1
Jul 12 12:59:05.745 INFO kablam!     Checking minilzo v0.1.2
Jul 12 12:59:06.876 INFO kablam!     Checking btrfs2 v1.2.2 (file:///source)
Jul 12 12:59:08.081 INFO kablam! warning: unused `#[macro_use]` import
Jul 12 12:59:08.081 INFO kablam!   --> src/lib.rs:13:1
Jul 12 12:59:08.082 INFO kablam!    |
Jul 12 12:59:08.082 INFO kablam! 13 | #[ macro_use ]
Jul 12 12:59:08.082 INFO kablam!    | ^^^^^^^^^^^^^^
Jul 12 12:59:08.082 INFO kablam!    |
Jul 12 12:59:08.082 INFO kablam!    = note: #[warn(unused_imports)] on by default
Jul 12 12:59:08.082 INFO kablam! 
Jul 12 12:59:08.097 INFO kablam! warning: unused import: `std::collections::BTreeMap`
Jul 12 12:59:08.097 INFO kablam!  --> src/diskformat/tree/root_tree.rs:1:5
Jul 12 12:59:08.097 INFO kablam!   |
Jul 12 12:59:08.097 INFO kablam! 1 | use std::collections::BTreeMap;
Jul 12 12:59:08.097 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 12:59:08.097 INFO kablam! 
Jul 12 12:59:08.097 INFO kablam! warning: unused import: `linux::imports::*`
Jul 12 12:59:08.097 INFO kablam!  --> src/linux/ctypes/ioctl_constants.rs:1:5
Jul 12 12:59:08.097 INFO kablam!   |
Jul 12 12:59:08.097 INFO kablam! 1 | use linux::imports::*;
Jul 12 12:59:08.097 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Jul 12 12:59:08.097 INFO kablam! 
Jul 12 12:59:08.274 INFO kablam! warning: unused `#[macro_use]` import
Jul 12 12:59:08.274 INFO kablam!   --> src/lib.rs:13:1
Jul 12 12:59:08.274 INFO kablam!    |
Jul 12 12:59:08.274 INFO kablam! 13 | #[ macro_use ]
Jul 12 12:59:08.274 INFO kablam!    | ^^^^^^^^^^^^^^
Jul 12 12:59:08.275 INFO kablam!    |
Jul 12 12:59:08.275 INFO kablam!    = note: #[warn(unused_imports)] on by default
Jul 12 12:59:08.275 INFO kablam! 
Jul 12 12:59:08.300 INFO kablam! warning: unused import: `std::collections::BTreeMap`
Jul 12 12:59:08.300 INFO kablam!  --> src/diskformat/tree/root_tree.rs:1:5
Jul 12 12:59:08.300 INFO kablam!   |
Jul 12 12:59:08.300 INFO kablam! 1 | use std::collections::BTreeMap;
Jul 12 12:59:08.301 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 12:59:08.301 INFO kablam! 
Jul 12 12:59:08.302 INFO kablam! warning: unused import: `linux::imports::*`
Jul 12 12:59:08.302 INFO kablam!  --> src/linux/ctypes/ioctl_constants.rs:1:5
Jul 12 12:59:08.302 INFO kablam!   |
Jul 12 12:59:08.302 INFO kablam! 1 | use linux::imports::*;
Jul 12 12:59:08.302 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Jul 12 12:59:08.303 INFO kablam! 
Jul 12 12:59:10.820 INFO kablam! warning: unused variable: `e`
Jul 12 12:59:10.820 INFO kablam!    --> src/linux/operations/fiemap.rs:186:13
Jul 12 12:59:10.820 INFO kablam!     |
Jul 12 12:59:10.820 INFO kablam! 186 |     if let Err(e) = fiemap_result {
Jul 12 12:59:10.820 INFO kablam!     |                ^ help: consider using `_e` instead
Jul 12 12:59:10.820 INFO kablam!     |
Jul 12 12:59:10.820 INFO kablam!     = note: #[warn(unused_variables)] on by default
Jul 12 12:59:10.820 INFO kablam! 
Jul 12 12:59:10.821 INFO kablam! warning: unused variable: `e`
Jul 12 12:59:10.821 INFO kablam!   --> src/linux/operations/filesystem_info.rs:31:13
Jul 12 12:59:10.821 INFO kablam!    |
Jul 12 12:59:10.821 INFO kablam! 31 |     if let Err(e) = get_fs_info_result {
Jul 12 12:59:10.821 INFO kablam!    |                ^ help: consider using `_e` instead
Jul 12 12:59:10.821 INFO kablam! 
Jul 12 12:59:10.821 INFO kablam! warning: unused variable: `e`
Jul 12 12:59:10.821 INFO kablam!   --> src/linux/operations/filesystem_info.rs:80:13
Jul 12 12:59:10.821 INFO kablam!    |
Jul 12 12:59:10.821 INFO kablam! 80 |     if let Err(e) = get_dev_info_result {
Jul 12 12:59:10.821 INFO kablam!    |                ^ help: consider using `_e` instead
Jul 12 12:59:10.821 INFO kablam! 
Jul 12 12:59:10.821 INFO kablam! warning: unused variable: `e`
Jul 12 12:59:10.821 INFO kablam!    --> src/linux/operations/space_info.rs:134:13
Jul 12 12:59:10.821 INFO kablam!     |
Jul 12 12:59:10.821 INFO kablam! 134 |     if let Err(e) = get_space_args_real_result {
Jul 12 12:59:10.821 INFO kablam!     |                ^ help: consider using `_e` instead
Jul 12 12:59:10.821 INFO kablam! 
Jul 12 12:59:10.909 INFO kablam! warning: unused variable: `e`
Jul 12 12:59:10.909 INFO kablam!    --> src/linux/operations/fiemap.rs:186:13
Jul 12 12:59:10.909 INFO kablam!     |
Jul 12 12:59:10.909 INFO kablam! 186 |     if let Err(e) = fiemap_result {
Jul 12 12:59:10.909 INFO kablam!     |                ^ help: consider using `_e` instead
Jul 12 12:59:10.909 INFO kablam!     |
Jul 12 12:59:10.909 INFO kablam!     = note: #[warn(unused_variables)] on by default
Jul 12 12:59:10.909 INFO kablam! 
Jul 12 12:59:10.911 INFO kablam! warning: unused variable: `e`
Jul 12 12:59:10.911 INFO kablam!   --> src/linux/operations/filesystem_info.rs:31:13
Jul 12 12:59:10.911 INFO kablam!    |
Jul 12 12:59:10.911 INFO kablam! 31 |     if let Err(e) = get_fs_info_result {
Jul 12 12:59:10.911 INFO kablam!    |                ^ help: consider using `_e` instead
Jul 12 12:59:10.911 INFO kablam! 
Jul 12 12:59:10.911 INFO kablam! warning: unused variable: `e`
Jul 12 12:59:10.911 INFO kablam!   --> src/linux/operations/filesystem_info.rs:80:13
Jul 12 12:59:10.911 INFO kablam!    |
Jul 12 12:59:10.911 INFO kablam! 80 |     if let Err(e) = get_dev_info_result {
Jul 12 12:59:10.911 INFO kablam!    |                ^ help: consider using `_e` instead
Jul 12 12:59:10.911 INFO kablam! 
Jul 12 12:59:10.911 INFO kablam! warning: unused variable: `e`
Jul 12 12:59:10.911 INFO kablam!    --> src/linux/operations/space_info.rs:134:13
Jul 12 12:59:10.911 INFO kablam!     |
Jul 12 12:59:10.911 INFO kablam! 134 |     if let Err(e) = get_space_args_real_result {
Jul 12 12:59:10.911 INFO kablam!     |                ^ help: consider using `_e` instead
Jul 12 12:59:10.911 INFO kablam! 
Jul 12 12:59:11.764 INFO kablam! warning: borrow of packed field requires unsafe function or block (error E0133)
Jul 12 12:59:11.764 INFO kablam!    --> src/diskformat/item/extent_data.rs:215:7
Jul 12 12:59:11.764 INFO kablam!     |
Jul 12 12:59:11.764 INFO kablam! 215 |                         self.data ().other_encoding)
Jul 12 12:59:11.764 INFO kablam!     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 12:59:11.764 INFO kablam!     |
Jul 12 12:59:11.764 INFO kablam!     = note: #[warn(safe_packed_borrows)] on by default
Jul 12 12:59:11.764 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!
Jul 12 12:59:11.764 INFO kablam!     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Jul 12 12:59:11.764 INFO kablam! 
Jul 12 12:59:11.769 INFO kablam! warning: foreign function is never used: `lzo2a_decompress`
Jul 12 12:59:11.769 INFO kablam!   --> src/compress/lzo.rs:28:2
Jul 12 12:59:11.769 INFO kablam!    |
Jul 12 12:59:11.770 INFO kablam! 28 |       fn lzo2a_decompress (
Jul 12 12:59:11.770 INFO kablam!    |  _____^
Jul 12 12:59:11.770 INFO kablam! 29 | |         src: * const u8,
Jul 12 12:59:11.770 INFO kablam! 30 | |         src_len: libc::c_uint,
Jul 12 12:59:11.770 INFO kablam! 31 | |         dst: * const u8,
Jul 12 12:59:11.770 INFO kablam! 32 | |         dst_len: * mut libc::c_uint,
Jul 12 12:59:11.770 INFO kablam! 33 | |         wrkmem: * const u8,
Jul 12 12:59:11.770 INFO kablam! 34 | |     ) -> libc::c_int;
Jul 12 12:59:11.770 INFO kablam!    | |_____________________^
Jul 12 12:59:11.770 INFO kablam!    |
Jul 12 12:59:11.770 INFO kablam!    = note: #[warn(dead_code)] on by default
Jul 12 12:59:11.770 INFO kablam! 
Jul 12 12:59:11.771 INFO kablam! warning: field is never used: `superblock`
Jul 12 12:59:11.771 INFO kablam!   --> src/diskformat/superblock.rs:43:2
Jul 12 12:59:11.771 INFO kablam!    |
Jul 12 12:59:11.771 INFO kablam! 43 |     superblock: & 'a BtrfsSuperblock,
Jul 12 12:59:11.771 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 12:59:11.771 INFO kablam! 
Jul 12 12:59:11.772 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 12 12:59:11.772 INFO kablam!    --> src/compress/lzo.rs:109:2
Jul 12 12:59:11.772 INFO kablam!     |
Jul 12 12:59:11.772 INFO kablam! 109 |       io::stderr ().write_all (
Jul 12 12:59:11.772 INFO kablam!     |  _____^
Jul 12 12:59:11.772 INFO kablam! 110 | |         b"LZO\r\n");
Jul 12 12:59:11.772 INFO kablam!     | |____________________^
Jul 12 12:59:11.772 INFO kablam!     |
Jul 12 12:59:11.772 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Jul 12 12:59:11.772 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Jul 12 12:59:11.772 INFO kablam! 
Jul 12 12:59:11.773 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 12 12:59:11.773 INFO kablam!    --> src/compress/lzo.rs:120:2
Jul 12 12:59:11.773 INFO kablam!     |
Jul 12 12:59:11.773 INFO kablam! 120 |       io::stderr ().write_all (
Jul 12 12:59:11.773 INFO kablam!     |  _____^
Jul 12 12:59:11.773 INFO kablam! 121 | |         b"LZO2\r\n");
Jul 12 12:59:11.773 INFO kablam!     | |_____________________^
Jul 12 12:59:11.773 INFO kablam!     |
Jul 12 12:59:11.774 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Jul 12 12:59:11.774 INFO kablam! 
Jul 12 12:59:11.774 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 12 12:59:11.774 INFO kablam!    --> src/compress/lzo.rs:148:2
Jul 12 12:59:11.774 INFO kablam!     |
Jul 12 12:59:11.774 INFO kablam! 148 |       io::stderr ().write_all (
Jul 12 12:59:11.774 INFO kablam!     |  _____^
Jul 12 12:59:11.774 INFO kablam! 149 | |         b"LZO3\r\n");
Jul 12 12:59:11.774 INFO kablam!     | |_____________________^
Jul 12 12:59:11.774 INFO kablam!     |
Jul 12 12:59:11.774 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Jul 12 12:59:11.774 INFO kablam! 
Jul 12 12:59:11.803 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 12 12:59:11.803 INFO kablam!    --> src/diskformat/item/extent_data.rs:236:1
Jul 12 12:59:11.803 INFO kablam!     |
Jul 12 12:59:11.803 INFO kablam! 236 | / io::stdout ().write_fmt (
Jul 12 12:59:11.803 INFO kablam! 237 | |     format_args! (
Jul 12 12:59:11.803 INFO kablam! 238 | |         "LZO SUCCESS {} -> {} bytes\r\n",
Jul 12 12:59:11.803 INFO kablam! 239 | |         raw_data.len (),
Jul 12 12:59:11.803 INFO kablam! 240 | |         uncompressed_data.len ()));
Jul 12 12:59:11.803 INFO kablam!     | |___________________________________^
Jul 12 12:59:11.803 INFO kablam!     |
Jul 12 12:59:11.803 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Jul 12 12:59:11.803 INFO kablam! 
Jul 12 12:59:12.318 INFO kablam! warning: borrow of packed field requires unsafe function or block (error E0133)
Jul 12 12:59:12.318 INFO kablam!    --> src/diskformat/item/extent_data.rs:215:7
Jul 12 12:59:12.318 INFO kablam!     |
Jul 12 12:59:12.318 INFO kablam! 215 |                         self.data ().other_encoding)
Jul 12 12:59:12.318 INFO kablam!     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 12:59:12.318 INFO kablam!     |
Jul 12 12:59:12.318 INFO kablam!     = note: #[warn(safe_packed_borrows)] on by default
Jul 12 12:59:12.318 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!
Jul 12 12:59:12.318 INFO kablam!     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Jul 12 12:59:12.318 INFO kablam! 
Jul 12 12:59:12.323 INFO kablam! warning: foreign function is never used: `lzo2a_decompress`
Jul 12 12:59:12.323 INFO kablam!   --> src/compress/lzo.rs:28:2
Jul 12 12:59:12.323 INFO kablam!    |
Jul 12 12:59:12.323 INFO kablam! 28 |       fn lzo2a_decompress (
Jul 12 12:59:12.323 INFO kablam!    |  _____^
Jul 12 12:59:12.323 INFO kablam! 29 | |         src: * const u8,
Jul 12 12:59:12.323 INFO kablam! 30 | |         src_len: libc::c_uint,
Jul 12 12:59:12.323 INFO kablam! 31 | |         dst: * const u8,
Jul 12 12:59:12.323 INFO kablam! 32 | |         dst_len: * mut libc::c_uint,
Jul 12 12:59:12.323 INFO kablam! 33 | |         wrkmem: * const u8,
Jul 12 12:59:12.323 INFO kablam! 34 | |     ) -> libc::c_int;
Jul 12 12:59:12.323 INFO kablam!    | |_____________________^
Jul 12 12:59:12.323 INFO kablam!    |
Jul 12 12:59:12.323 INFO kablam!    = note: #[warn(dead_code)] on by default
Jul 12 12:59:12.323 INFO kablam! 
Jul 12 12:59:12.324 INFO kablam! warning: field is never used: `superblock`
Jul 12 12:59:12.324 INFO kablam!   --> src/diskformat/superblock.rs:43:2
Jul 12 12:59:12.324 INFO kablam!    |
Jul 12 12:59:12.324 INFO kablam! 43 |     superblock: & 'a BtrfsSuperblock,
Jul 12 12:59:12.324 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 12:59:12.324 INFO kablam! 
Jul 12 12:59:12.325 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 12 12:59:12.325 INFO kablam!    --> src/compress/lzo.rs:109:2
Jul 12 12:59:12.325 INFO kablam!     |
Jul 12 12:59:12.325 INFO kablam! 109 |       io::stderr ().write_all (
Jul 12 12:59:12.325 INFO kablam!     |  _____^
Jul 12 12:59:12.325 INFO kablam! 110 | |         b"LZO\r\n");
Jul 12 12:59:12.325 INFO kablam!     | |____________________^
Jul 12 12:59:12.325 INFO kablam!     |
Jul 12 12:59:12.325 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Jul 12 12:59:12.325 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Jul 12 12:59:12.325 INFO kablam! 
Jul 12 12:59:12.326 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 12 12:59:12.326 INFO kablam!    --> src/compress/lzo.rs:120:2
Jul 12 12:59:12.326 INFO kablam!     |
Jul 12 12:59:12.326 INFO kablam! 120 |       io::stderr ().write_all (
Jul 12 12:59:12.327 INFO kablam!     |  _____^
Jul 12 12:59:12.327 INFO kablam! 121 | |         b"LZO2\r\n");
Jul 12 12:59:12.327 INFO kablam!     | |_____________________^
Jul 12 12:59:12.327 INFO kablam!     |
Jul 12 12:59:12.327 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Jul 12 12:59:12.327 INFO kablam! 
Jul 12 12:59:12.327 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 12 12:59:12.327 INFO kablam!    --> src/compress/lzo.rs:148:2
Jul 12 12:59:12.327 INFO kablam!     |
Jul 12 12:59:12.327 INFO kablam! 148 |       io::stderr ().write_all (
Jul 12 12:59:12.327 INFO kablam!     |  _____^
Jul 12 12:59:12.327 INFO kablam! 149 | |         b"LZO3\r\n");
Jul 12 12:59:12.327 INFO kablam!     | |_____________________^
Jul 12 12:59:12.327 INFO kablam!     |
Jul 12 12:59:12.327 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Jul 12 12:59:12.327 INFO kablam! 
Jul 12 12:59:12.381 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 12 12:59:12.381 INFO kablam!    --> src/diskformat/item/extent_data.rs:236:1
Jul 12 12:59:12.381 INFO kablam!     |
Jul 12 12:59:12.381 INFO kablam! 236 | / io::stdout ().write_fmt (
Jul 12 12:59:12.381 INFO kablam! 237 | |     format_args! (
Jul 12 12:59:12.381 INFO kablam! 238 | |         "LZO SUCCESS {} -> {} bytes\r\n",
Jul 12 12:59:12.382 INFO kablam! 239 | |         raw_data.len (),
Jul 12 12:59:12.382 INFO kablam! 240 | |         uncompressed_data.len ()));
Jul 12 12:59:12.382 INFO kablam!     | |___________________________________^
Jul 12 12:59:12.382 INFO kablam!     |
Jul 12 12:59:12.382 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Jul 12 12:59:12.382 INFO kablam! 
Jul 12 12:59:12.487 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.84s
Jul 12 12:59:12.493 INFO kablam! su: No module specific data is present
Jul 12 12:59:12.995 INFO running `"docker" "rm" "-f" "df20788959881194791c596adc639d8dbc20ff696d36e81a25c7ea4ddf0171e4"`
Jul 12 12:59:13.162 INFO blam! df20788959881194791c596adc639d8dbc20ff696d36e81a25c7ea4ddf0171e4