Sep 02 03:59:55.153 INFO checking acid-state-0.2.3 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 02 03:59:55.153 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 03:59:55.153 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 03:59:55.340 INFO blam! 5e5a1b81010ee83a4a633fa13031566689dcfc247bcd4b462e4a1a0116229880
Sep 02 03:59:55.342 INFO running `"docker" "start" "-a" "5e5a1b81010ee83a4a633fa13031566689dcfc247bcd4b462e4a1a0116229880"`
Sep 02 03:59:56.133 INFO kablam!     Checking acid-state v0.2.3 (file:///source)
Sep 02 03:59:57.140 INFO kablam! warning: unused `#[macro_use]` import
Sep 02 03:59:57.140 INFO kablam!   --> src/lib.rs:49:1
Sep 02 03:59:57.140 INFO kablam!    |
Sep 02 03:59:57.140 INFO kablam! 49 | #[macro_use]
Sep 02 03:59:57.141 INFO kablam!    | ^^^^^^^^^^^^
Sep 02 03:59:57.141 INFO kablam!    |
Sep 02 03:59:57.141 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 02 03:59:57.141 INFO kablam! 
Sep 02 03:59:57.141 INFO kablam! warning: unused `#[macro_use]` import
Sep 02 03:59:57.141 INFO kablam!   --> src/lib.rs:49:1
Sep 02 03:59:57.141 INFO kablam!    |
Sep 02 03:59:57.141 INFO kablam! 49 | #[macro_use]
Sep 02 03:59:57.141 INFO kablam!    | ^^^^^^^^^^^^
Sep 02 03:59:57.141 INFO kablam!    |
Sep 02 03:59:57.141 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 02 03:59:57.141 INFO kablam! 
Sep 02 03:59:57.231 INFO kablam! warning: method is never used: `clear`
Sep 02 03:59:57.231 INFO kablam!   --> src/wrapper_structs.rs:54:5
Sep 02 03:59:57.231 INFO kablam!    |
Sep 02 03:59:57.231 INFO kablam! 54 |     fn clear(&self) -> io::Result<()> {
Sep 02 03:59:57.231 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 03:59:57.231 INFO kablam!    |
Sep 02 03:59:57.231 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 02 03:59:57.231 INFO kablam! 
Sep 02 03:59:57.245 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 02 03:59:57.245 INFO kablam!   --> src/wrapper_structs.rs:70:9
Sep 02 03:59:57.245 INFO kablam!    |
Sep 02 03:59:57.245 INFO kablam! 70 |         f.sync_all();
Sep 02 03:59:57.245 INFO kablam!    |         ^^^^^^^^^^^^^
Sep 02 03:59:57.245 INFO kablam!    |
Sep 02 03:59:57.245 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 02 03:59:57.245 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 02 03:59:57.245 INFO kablam! 
Sep 02 03:59:57.245 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 02 03:59:57.245 INFO kablam!   --> src/wrapper_structs.rs:88:9
Sep 02 03:59:57.245 INFO kablam!    |
Sep 02 03:59:57.245 INFO kablam! 88 |         self.write();
Sep 02 03:59:57.245 INFO kablam!    |         ^^^^^^^^^^^^^
Sep 02 03:59:57.245 INFO kablam!    |
Sep 02 03:59:57.245 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 02 03:59:57.245 INFO kablam! 
Sep 02 03:59:57.247 INFO kablam! warning: method is never used: `clear`
Sep 02 03:59:57.247 INFO kablam!   --> src/wrapper_structs.rs:54:5
Sep 02 03:59:57.248 INFO kablam!    |
Sep 02 03:59:57.248 INFO kablam! 54 |     fn clear(&self) -> io::Result<()> {
Sep 02 03:59:57.248 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 03:59:57.248 INFO kablam!    |
Sep 02 03:59:57.248 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 02 03:59:57.248 INFO kablam! 
Sep 02 03:59:57.260 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 02 03:59:57.260 INFO kablam!   --> src/wrapper_structs.rs:70:9
Sep 02 03:59:57.260 INFO kablam!    |
Sep 02 03:59:57.260 INFO kablam! 70 |         f.sync_all();
Sep 02 03:59:57.260 INFO kablam!    |         ^^^^^^^^^^^^^
Sep 02 03:59:57.260 INFO kablam!    |
Sep 02 03:59:57.260 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 02 03:59:57.260 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 02 03:59:57.260 INFO kablam! 
Sep 02 03:59:57.261 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 02 03:59:57.261 INFO kablam!   --> src/wrapper_structs.rs:88:9
Sep 02 03:59:57.261 INFO kablam!    |
Sep 02 03:59:57.261 INFO kablam! 88 |         self.write();
Sep 02 03:59:57.261 INFO kablam!    |         ^^^^^^^^^^^^^
Sep 02 03:59:57.261 INFO kablam!    |
Sep 02 03:59:57.261 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 02 03:59:57.261 INFO kablam! 
Sep 02 03:59:58.371 INFO kablam! warning: variable does not need to be mutable
Sep 02 03:59:58.371 INFO kablam!   --> test/test.rs:28:17
Sep 02 03:59:58.371 INFO kablam!    |
Sep 02 03:59:58.371 INFO kablam! 28 |             let mut current = a.entry(key).or_insert(0);
Sep 02 03:59:58.371 INFO kablam!    |                 ----^^^^^^^
Sep 02 03:59:58.371 INFO kablam!    |                 |
Sep 02 03:59:58.371 INFO kablam!    |                 help: remove this `mut`
Sep 02 03:59:58.371 INFO kablam!    |
Sep 02 03:59:58.371 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 03:59:58.371 INFO kablam! 
Sep 02 03:59:58.402 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
Sep 02 03:59:58.406 INFO kablam! su: No module specific data is present
Sep 02 03:59:58.976 INFO running `"docker" "rm" "-f" "5e5a1b81010ee83a4a633fa13031566689dcfc247bcd4b462e4a1a0116229880"`
Sep 02 03:59:59.070 INFO blam! 5e5a1b81010ee83a4a633fa13031566689dcfc247bcd4b462e4a1a0116229880