Sep 05 00:53:52.041 INFO checking acid-state-0.2.3 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 05 00:53:52.041 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 05 00:53:52.041 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 00:53:52.202 INFO blam! 820da646a9983f844787ef6b706f049578c83f1234740c9cc6f96c47f71b612b
Sep 05 00:53:52.205 INFO running `"docker" "start" "-a" "820da646a9983f844787ef6b706f049578c83f1234740c9cc6f96c47f71b612b"`
Sep 05 00:53:53.042 INFO kablam!     Checking acid-state v0.2.3 (file:///source)
Sep 05 00:53:54.077 INFO kablam! warning: unused `#[macro_use]` import
Sep 05 00:53:54.077 INFO kablam!   --> src/lib.rs:49:1
Sep 05 00:53:54.077 INFO kablam!    |
Sep 05 00:53:54.077 INFO kablam! 49 | #[macro_use]
Sep 05 00:53:54.077 INFO kablam!    | ^^^^^^^^^^^^
Sep 05 00:53:54.077 INFO kablam!    |
Sep 05 00:53:54.077 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 05 00:53:54.077 INFO kablam! 
Sep 05 00:53:54.087 INFO kablam! warning: unused `#[macro_use]` import
Sep 05 00:53:54.088 INFO kablam!   --> src/lib.rs:49:1
Sep 05 00:53:54.088 INFO kablam!    |
Sep 05 00:53:54.088 INFO kablam! 49 | #[macro_use]
Sep 05 00:53:54.088 INFO kablam!    | ^^^^^^^^^^^^
Sep 05 00:53:54.088 INFO kablam!    |
Sep 05 00:53:54.088 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 05 00:53:54.088 INFO kablam! 
Sep 05 00:53:54.238 INFO kablam! warning: method is never used: `clear`
Sep 05 00:53:54.238 INFO kablam!   --> src/wrapper_structs.rs:54:5
Sep 05 00:53:54.239 INFO kablam!    |
Sep 05 00:53:54.239 INFO kablam! 54 |     fn clear(&self) -> io::Result<()> {
Sep 05 00:53:54.239 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 05 00:53:54.239 INFO kablam!    |
Sep 05 00:53:54.239 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 05 00:53:54.239 INFO kablam! 
Sep 05 00:53:54.239 INFO kablam! warning: method is never used: `clear`
Sep 05 00:53:54.239 INFO kablam!   --> src/wrapper_structs.rs:54:5
Sep 05 00:53:54.239 INFO kablam!    |
Sep 05 00:53:54.239 INFO kablam! 54 |     fn clear(&self) -> io::Result<()> {
Sep 05 00:53:54.239 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 05 00:53:54.239 INFO kablam!    |
Sep 05 00:53:54.239 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 05 00:53:54.239 INFO kablam! 
Sep 05 00:53:54.255 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 05 00:53:54.255 INFO kablam!   --> src/wrapper_structs.rs:70:9
Sep 05 00:53:54.255 INFO kablam!    |
Sep 05 00:53:54.255 INFO kablam! 70 |         f.sync_all();
Sep 05 00:53:54.255 INFO kablam!    |         ^^^^^^^^^^^^^
Sep 05 00:53:54.255 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 05 00:53:54.255 INFO kablam!   --> src/wrapper_structs.rs:70:9
Sep 05 00:53:54.255 INFO kablam!    |
Sep 05 00:53:54.255 INFO kablam! 70 |         f.sync_all();
Sep 05 00:53:54.255 INFO kablam!    |         ^^^^^^^^^^^^^
Sep 05 00:53:54.255 INFO kablam!    |
Sep 05 00:53:54.255 INFO kablam!    |
Sep 05 00:53:54.255 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 05 00:53:54.255 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 05 00:53:54.255 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 05 00:53:54.255 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 05 00:53:54.255 INFO kablam! 
Sep 05 00:53:54.256 INFO kablam! 
Sep 05 00:53:54.256 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 05 00:53:54.256 INFO kablam!   --> src/wrapper_structs.rs:88:9
Sep 05 00:53:54.256 INFO kablam!    |
Sep 05 00:53:54.256 INFO kablam! 88 |         self.write();
Sep 05 00:53:54.256 INFO kablam!    |         ^^^^^^^^^^^^^
Sep 05 00:53:54.256 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 05 00:53:54.256 INFO kablam!   --> src/wrapper_structs.rs:88:9
Sep 05 00:53:54.256 INFO kablam!    |
Sep 05 00:53:54.256 INFO kablam! 88 |         self.write();
Sep 05 00:53:54.256 INFO kablam!    |         ^^^^^^^^^^^^^
Sep 05 00:53:54.256 INFO kablam!    |
Sep 05 00:53:54.256 INFO kablam!    |
Sep 05 00:53:54.256 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 05 00:53:54.256 INFO kablam! 
Sep 05 00:53:54.256 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 05 00:53:54.256 INFO kablam! 
Sep 05 00:53:55.426 INFO kablam! warning: variable does not need to be mutable
Sep 05 00:53:55.426 INFO kablam!   --> test/test.rs:28:17
Sep 05 00:53:55.427 INFO kablam!    |
Sep 05 00:53:55.427 INFO kablam! 28 |             let mut current = a.entry(key).or_insert(0);
Sep 05 00:53:55.427 INFO kablam!    |                 ----^^^^^^^
Sep 05 00:53:55.427 INFO kablam!    |                 |
Sep 05 00:53:55.427 INFO kablam!    |                 help: remove this `mut`
Sep 05 00:53:55.427 INFO kablam!    |
Sep 05 00:53:55.427 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 05 00:53:55.427 INFO kablam! 
Sep 05 00:53:55.468 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
Sep 05 00:53:55.472 INFO kablam! su: No module specific data is present
Sep 05 00:53:55.867 INFO running `"docker" "rm" "-f" "820da646a9983f844787ef6b706f049578c83f1234740c9cc6f96c47f71b612b"`
Sep 05 00:53:55.958 INFO blam! 820da646a9983f844787ef6b706f049578c83f1234740c9cc6f96c47f71b612b