Sep 06 10:19:56.324 INFO checking acid-state-0.2.3 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 10:19:56.324 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 10:19:56.324 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-0/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 10:19:56.485 INFO blam! 09263ef8b9c62cf34a5cd75937882d18f9f09b48259fc5c437aabc08e3d89dc6
Sep 06 10:19:56.487 INFO running `"docker" "start" "-a" "09263ef8b9c62cf34a5cd75937882d18f9f09b48259fc5c437aabc08e3d89dc6"`
Sep 06 10:19:57.281 INFO kablam! usermod: no changes
Sep 06 10:19:57.332 INFO kablam!     Checking acid-state v0.2.3 (file:///source)
Sep 06 10:19:57.862 INFO kablam! warning: unused `#[macro_use]` import
Sep 06 10:19:57.862 INFO kablam!   --> src/lib.rs:49:1
Sep 06 10:19:57.862 INFO kablam!    |
Sep 06 10:19:57.862 INFO kablam! 49 | #[macro_use]
Sep 06 10:19:57.862 INFO kablam!    | ^^^^^^^^^^^^
Sep 06 10:19:57.862 INFO kablam!    |
Sep 06 10:19:57.862 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 06 10:19:57.862 INFO kablam! 
Sep 06 10:19:57.917 INFO kablam! warning: method is never used: `clear`
Sep 06 10:19:57.917 INFO kablam!   --> src/wrapper_structs.rs:54:5
Sep 06 10:19:57.917 INFO kablam!    |
Sep 06 10:19:57.917 INFO kablam! 54 |     fn clear(&self) -> io::Result<()> {
Sep 06 10:19:57.917 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 06 10:19:57.917 INFO kablam!    |
Sep 06 10:19:57.917 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 06 10:19:57.917 INFO kablam! 
Sep 06 10:19:57.929 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 06 10:19:57.930 INFO kablam!   --> src/wrapper_structs.rs:70:9
Sep 06 10:19:57.930 INFO kablam!    |
Sep 06 10:19:57.930 INFO kablam! 70 |         f.sync_all();
Sep 06 10:19:57.930 INFO kablam!    |         ^^^^^^^^^^^^^
Sep 06 10:19:57.930 INFO kablam!    |
Sep 06 10:19:57.930 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 06 10:19:57.930 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 06 10:19:57.930 INFO kablam! 
Sep 06 10:19:57.930 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 06 10:19:57.930 INFO kablam!   --> src/wrapper_structs.rs:88:9
Sep 06 10:19:57.930 INFO kablam!    |
Sep 06 10:19:57.930 INFO kablam! 88 |         self.write();
Sep 06 10:19:57.930 INFO kablam!    |         ^^^^^^^^^^^^^
Sep 06 10:19:57.930 INFO kablam!    |
Sep 06 10:19:57.930 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 06 10:19:57.930 INFO kablam! 
Sep 06 10:19:57.964 INFO kablam! warning: unused `#[macro_use]` import
Sep 06 10:19:57.964 INFO kablam!   --> src/lib.rs:49:1
Sep 06 10:19:57.964 INFO kablam!    |
Sep 06 10:19:57.964 INFO kablam! 49 | #[macro_use]
Sep 06 10:19:57.964 INFO kablam!    | ^^^^^^^^^^^^
Sep 06 10:19:57.964 INFO kablam!    |
Sep 06 10:19:57.964 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 06 10:19:57.964 INFO kablam! 
Sep 06 10:19:58.037 INFO kablam! warning: method is never used: `clear`
Sep 06 10:19:58.037 INFO kablam!   --> src/wrapper_structs.rs:54:5
Sep 06 10:19:58.037 INFO kablam!    |
Sep 06 10:19:58.037 INFO kablam! 54 |     fn clear(&self) -> io::Result<()> {
Sep 06 10:19:58.037 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 06 10:19:58.037 INFO kablam!    |
Sep 06 10:19:58.037 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 06 10:19:58.037 INFO kablam! 
Sep 06 10:19:58.058 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 06 10:19:58.058 INFO kablam!   --> src/wrapper_structs.rs:70:9
Sep 06 10:19:58.058 INFO kablam!    |
Sep 06 10:19:58.058 INFO kablam! 70 |         f.sync_all();
Sep 06 10:19:58.058 INFO kablam!    |         ^^^^^^^^^^^^^
Sep 06 10:19:58.058 INFO kablam!    |
Sep 06 10:19:58.058 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 06 10:19:58.059 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 06 10:19:58.059 INFO kablam! 
Sep 06 10:19:58.060 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 06 10:19:58.060 INFO kablam!   --> src/wrapper_structs.rs:88:9
Sep 06 10:19:58.060 INFO kablam!    |
Sep 06 10:19:58.060 INFO kablam! 88 |         self.write();
Sep 06 10:19:58.060 INFO kablam!    |         ^^^^^^^^^^^^^
Sep 06 10:19:58.060 INFO kablam!    |
Sep 06 10:19:58.060 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 06 10:19:58.060 INFO kablam! 
Sep 06 10:19:58.482 INFO kablam! warning: variable does not need to be mutable
Sep 06 10:19:58.482 INFO kablam!   --> test/test.rs:28:17
Sep 06 10:19:58.482 INFO kablam!    |
Sep 06 10:19:58.482 INFO kablam! 28 |             let mut current = a.entry(key).or_insert(0);
Sep 06 10:19:58.482 INFO kablam!    |                 ----^^^^^^^
Sep 06 10:19:58.482 INFO kablam!    |                 |
Sep 06 10:19:58.482 INFO kablam!    |                 help: remove this `mut`
Sep 06 10:19:58.482 INFO kablam!    |
Sep 06 10:19:58.482 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 06 10:19:58.482 INFO kablam! 
Sep 06 10:19:58.510 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
Sep 06 10:19:58.513 INFO kablam! su: No module specific data is present
Sep 06 10:19:59.260 INFO running `"docker" "rm" "-f" "09263ef8b9c62cf34a5cd75937882d18f9f09b48259fc5c437aabc08e3d89dc6"`
Sep 06 10:19:59.312 INFO blam! 09263ef8b9c62cf34a5cd75937882d18f9f09b48259fc5c437aabc08e3d89dc6