Nov 04 11:33:36.303 INFO checking TechnoCrunch/Rust-Multithreading against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 11:33:36.304 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-2/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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 04 11:33:36.739 INFO blam! 255509a606134e37adf7ec0835bec0c648820ef777621c8f8290e8f9da26e89f
Nov 04 11:33:36.747 INFO running `"docker" "start" "-a" "255509a606134e37adf7ec0835bec0c648820ef777621c8f8290e8f9da26e89f"`
Nov 04 11:33:38.039 INFO kablam! usermod: no changes
Nov 04 11:33:38.084 INFO kablam!     Checking multithreads v0.1.0 (/source)
Nov 04 11:33:38.473 INFO kablam! warning: unused import: `std::time`
Nov 04 11:33:38.473 INFO kablam!  --> src/main.rs:6:5
Nov 04 11:33:38.473 INFO kablam!   |
Nov 04 11:33:38.473 INFO kablam! 6 | use std::time;
Nov 04 11:33:38.473 INFO kablam!   |     ^^^^^^^^^
Nov 04 11:33:38.473 INFO kablam!   |
Nov 04 11:33:38.473 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 04 11:33:38.473 INFO kablam! 
Nov 04 11:33:38.473 INFO kablam! warning: unused imports: `Cell`, `RefCell`
Nov 04 11:33:38.473 INFO kablam!  --> src/main.rs:8:17
Nov 04 11:33:38.473 INFO kablam!   |
Nov 04 11:33:38.473 INFO kablam! 8 | use std::cell::{Cell, RefCell};
Nov 04 11:33:38.474 INFO kablam!   |                 ^^^^  ^^^^^^^
Nov 04 11:33:38.474 INFO kablam! 
Nov 04 11:33:38.500 INFO kablam! warning: unused import: `std::time`
Nov 04 11:33:38.500 INFO kablam!  --> src/main.rs:6:5
Nov 04 11:33:38.500 INFO kablam!   |
Nov 04 11:33:38.500 INFO kablam! 6 | use std::time;
Nov 04 11:33:38.500 INFO kablam!   |     ^^^^^^^^^
Nov 04 11:33:38.500 INFO kablam!   |
Nov 04 11:33:38.500 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 04 11:33:38.500 INFO kablam! 
Nov 04 11:33:38.500 INFO kablam! warning: unused imports: `Cell`, `RefCell`
Nov 04 11:33:38.500 INFO kablam!  --> src/main.rs:8:17
Nov 04 11:33:38.500 INFO kablam!   |
Nov 04 11:33:38.500 INFO kablam! 8 | use std::cell::{Cell, RefCell};
Nov 04 11:33:38.500 INFO kablam!   |                 ^^^^  ^^^^^^^
Nov 04 11:33:38.500 INFO kablam! 
Nov 04 11:33:38.547 INFO kablam! warning: unused variable: `item`
Nov 04 11:33:38.547 INFO kablam!   --> src/main.rs:38:17
Nov 04 11:33:38.547 INFO kablam!    |
Nov 04 11:33:38.547 INFO kablam! 38 |             let item = thread_items.lock().unwrap();
Nov 04 11:33:38.547 INFO kablam!    |                 ^^^^ help: consider using `_item` instead
Nov 04 11:33:38.547 INFO kablam!    |
Nov 04 11:33:38.547 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 04 11:33:38.547 INFO kablam! 
Nov 04 11:33:38.583 INFO kablam! warning: unused variable: `item`
Nov 04 11:33:38.583 INFO kablam!   --> src/main.rs:38:17
Nov 04 11:33:38.583 INFO kablam!    |
Nov 04 11:33:38.583 INFO kablam! 38 |             let item = thread_items.lock().unwrap();
Nov 04 11:33:38.583 INFO kablam!    |                 ^^^^ help: consider using `_item` instead
Nov 04 11:33:38.583 INFO kablam!    |
Nov 04 11:33:38.583 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 04 11:33:38.583 INFO kablam! 
Nov 04 11:33:38.610 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Nov 04 11:33:38.618 INFO kablam! su: No module specific data is present
Nov 04 11:33:38.903 INFO running `"docker" "rm" "-f" "255509a606134e37adf7ec0835bec0c648820ef777621c8f8290e8f9da26e89f"`
Nov 04 11:33:39.057 INFO blam! 255509a606134e37adf7ec0835bec0c648820ef777621c8f8290e8f9da26e89f