Nov 07 18:20:01.387 INFO checking acid-state-0.2.3 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 18:20:01.387 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-7/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 07 18:20:01.745 INFO blam! c9d9ec5fe530c055abc37b33f5367e1b2b07c4cf706f373edb28dcbb18ca1f8e
Nov 07 18:20:01.750 INFO running `"docker" "start" "-a" "c9d9ec5fe530c055abc37b33f5367e1b2b07c4cf706f373edb28dcbb18ca1f8e"`
Nov 07 18:20:02.604 INFO kablam! usermod: no changes
Nov 07 18:20:02.704 INFO kablam!     Checking acid-state v0.2.3 (/source)
Nov 07 18:20:03.633 INFO kablam! warning: unused `#[macro_use]` import
Nov 07 18:20:03.633 INFO kablam!   --> src/lib.rs:49:1
Nov 07 18:20:03.633 INFO kablam!    |
Nov 07 18:20:03.633 INFO kablam! 49 | #[macro_use]
Nov 07 18:20:03.633 INFO kablam!    | ^^^^^^^^^^^^
Nov 07 18:20:03.633 INFO kablam!    |
Nov 07 18:20:03.633 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 07 18:20:03.633 INFO kablam! 
Nov 07 18:20:03.716 INFO kablam! warning: method is never used: `clear`
Nov 07 18:20:03.716 INFO kablam!   --> src/wrapper_structs.rs:54:5
Nov 07 18:20:03.716 INFO kablam!    |
Nov 07 18:20:03.716 INFO kablam! 54 |     fn clear(&self) -> io::Result<()> {
Nov 07 18:20:03.716 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 18:20:03.716 INFO kablam!    |
Nov 07 18:20:03.716 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 07 18:20:03.716 INFO kablam! 
Nov 07 18:20:03.728 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 07 18:20:03.728 INFO kablam!   --> src/wrapper_structs.rs:70:9
Nov 07 18:20:03.728 INFO kablam!    |
Nov 07 18:20:03.728 INFO kablam! 70 |         f.sync_all();
Nov 07 18:20:03.728 INFO kablam!    |         ^^^^^^^^^^^^^
Nov 07 18:20:03.728 INFO kablam!    |
Nov 07 18:20:03.728 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 07 18:20:03.728 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 07 18:20:03.728 INFO kablam! 
Nov 07 18:20:03.728 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 07 18:20:03.728 INFO kablam!   --> src/wrapper_structs.rs:88:9
Nov 07 18:20:03.728 INFO kablam!    |
Nov 07 18:20:03.728 INFO kablam! 88 |         self.write();
Nov 07 18:20:03.728 INFO kablam!    |         ^^^^^^^^^^^^^
Nov 07 18:20:03.728 INFO kablam!    |
Nov 07 18:20:03.728 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 07 18:20:03.728 INFO kablam! 
Nov 07 18:20:03.976 INFO kablam! warning: unused `#[macro_use]` import
Nov 07 18:20:03.976 INFO kablam!   --> src/lib.rs:49:1
Nov 07 18:20:03.976 INFO kablam!    |
Nov 07 18:20:03.976 INFO kablam! 49 | #[macro_use]
Nov 07 18:20:03.976 INFO kablam!    | ^^^^^^^^^^^^
Nov 07 18:20:03.976 INFO kablam!    |
Nov 07 18:20:03.976 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 07 18:20:03.976 INFO kablam! 
Nov 07 18:20:04.036 INFO kablam! warning: method is never used: `clear`
Nov 07 18:20:04.036 INFO kablam!   --> src/wrapper_structs.rs:54:5
Nov 07 18:20:04.036 INFO kablam!    |
Nov 07 18:20:04.036 INFO kablam! 54 |     fn clear(&self) -> io::Result<()> {
Nov 07 18:20:04.036 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 18:20:04.036 INFO kablam!    |
Nov 07 18:20:04.036 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 07 18:20:04.036 INFO kablam! 
Nov 07 18:20:04.045 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 07 18:20:04.045 INFO kablam!   --> src/wrapper_structs.rs:70:9
Nov 07 18:20:04.045 INFO kablam!    |
Nov 07 18:20:04.045 INFO kablam! 70 |         f.sync_all();
Nov 07 18:20:04.045 INFO kablam!    |         ^^^^^^^^^^^^^
Nov 07 18:20:04.045 INFO kablam!    |
Nov 07 18:20:04.045 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 07 18:20:04.045 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 07 18:20:04.045 INFO kablam! 
Nov 07 18:20:04.045 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 07 18:20:04.045 INFO kablam!   --> src/wrapper_structs.rs:88:9
Nov 07 18:20:04.045 INFO kablam!    |
Nov 07 18:20:04.045 INFO kablam! 88 |         self.write();
Nov 07 18:20:04.045 INFO kablam!    |         ^^^^^^^^^^^^^
Nov 07 18:20:04.045 INFO kablam!    |
Nov 07 18:20:04.046 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 07 18:20:04.046 INFO kablam! 
Nov 07 18:20:05.092 INFO kablam! warning: variable does not need to be mutable
Nov 07 18:20:05.092 INFO kablam!   --> test/test.rs:28:17
Nov 07 18:20:05.092 INFO kablam!    |
Nov 07 18:20:05.092 INFO kablam! 28 |             let mut current = a.entry(key).or_insert(0);
Nov 07 18:20:05.092 INFO kablam!    |                 ----^^^^^^^
Nov 07 18:20:05.092 INFO kablam!    |                 |
Nov 07 18:20:05.092 INFO kablam!    |                 help: remove this `mut`
Nov 07 18:20:05.092 INFO kablam!    |
Nov 07 18:20:05.092 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 07 18:20:05.092 INFO kablam! 
Nov 07 18:20:05.124 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.48s
Nov 07 18:20:05.125 INFO kablam! su: No module specific data is present
Nov 07 18:20:05.881 INFO running `"docker" "rm" "-f" "c9d9ec5fe530c055abc37b33f5367e1b2b07c4cf706f373edb28dcbb18ca1f8e"`
Nov 07 18:20:06.164 INFO blam! c9d9ec5fe530c055abc37b33f5367e1b2b07c4cf706f373edb28dcbb18ca1f8e