Oct 13 04:13:25.066 INFO checking JasonSmith/signal against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 04:13:25.066 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 13 04:13:25.428 INFO blam! c81195565bb1fe0e1499808891093c2388a6894ae41d816771a53595b9f4e184
Oct 13 04:13:25.433 INFO running `"docker" "start" "-a" "c81195565bb1fe0e1499808891093c2388a6894ae41d816771a53595b9f4e184"`
Oct 13 04:13:26.631 INFO kablam! usermod: no changes
Oct 13 04:13:26.698 INFO kablam!     Checking signal v0.1.0 (/source)
Oct 13 04:13:27.604 INFO kablam! warning: unused import: `TypeId`
Oct 13 04:13:27.605 INFO kablam!  --> src/signal.rs:1:21
Oct 13 04:13:27.605 INFO kablam!   |
Oct 13 04:13:27.605 INFO kablam! 1 | use std::any::{Any, TypeId};
Oct 13 04:13:27.605 INFO kablam!   |                     ^^^^^^
Oct 13 04:13:27.606 INFO kablam!   |
Oct 13 04:13:27.606 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 04:13:27.606 INFO kablam! 
Oct 13 04:13:27.606 INFO kablam! warning: unused import: `std::collections::hash_map::HashMap`
Oct 13 04:13:27.606 INFO kablam!  --> src/signal.rs:4:5
Oct 13 04:13:27.606 INFO kablam!   |
Oct 13 04:13:27.606 INFO kablam! 4 | use std::collections::hash_map::HashMap;
Oct 13 04:13:27.606 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:13:27.606 INFO kablam! 
Oct 13 04:13:27.664 INFO kablam! warning: unused variable: `callback`
Oct 13 04:13:27.665 INFO kablam!   --> src/signal.rs:84:46
Oct 13 04:13:27.665 INFO kablam!    |
Oct 13 04:13:27.665 INFO kablam! 84 |    pub fn disconnect_with_data<F>(&mut self, callback: F)
Oct 13 04:13:27.666 INFO kablam!    |                                              ^^^^^^^^ help: consider using `_callback` instead
Oct 13 04:13:27.666 INFO kablam!    |
Oct 13 04:13:27.666 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 04:13:27.666 INFO kablam! 
Oct 13 04:13:27.680 INFO kablam! warning: type alias is never used: `CallbackID`
Oct 13 04:13:27.681 INFO kablam!  --> src/signal.rs:6:1
Oct 13 04:13:27.681 INFO kablam!   |
Oct 13 04:13:27.681 INFO kablam! 6 | pub type CallbackID = usize;
Oct 13 04:13:27.681 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:13:27.682 INFO kablam!   |
Oct 13 04:13:27.682 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 13 04:13:27.682 INFO kablam! 
Oct 13 04:13:27.714 INFO kablam! warning: unused import: `TypeId`
Oct 13 04:13:27.714 INFO kablam!  --> src/signal.rs:1:21
Oct 13 04:13:27.714 INFO kablam!   |
Oct 13 04:13:27.714 INFO kablam! 1 | use std::any::{Any, TypeId};
Oct 13 04:13:27.714 INFO kablam!   |                     ^^^^^^
Oct 13 04:13:27.714 INFO kablam!   |
Oct 13 04:13:27.714 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 04:13:27.714 INFO kablam! 
Oct 13 04:13:27.714 INFO kablam! warning: unused import: `std::collections::hash_map::HashMap`
Oct 13 04:13:27.714 INFO kablam!  --> src/signal.rs:4:5
Oct 13 04:13:27.714 INFO kablam!   |
Oct 13 04:13:27.714 INFO kablam! 4 | use std::collections::hash_map::HashMap;
Oct 13 04:13:27.714 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:13:27.714 INFO kablam! 
Oct 13 04:13:27.761 INFO kablam! warning: unused variable: `callback`
Oct 13 04:13:27.761 INFO kablam!   --> src/signal.rs:84:46
Oct 13 04:13:27.761 INFO kablam!    |
Oct 13 04:13:27.761 INFO kablam! 84 |    pub fn disconnect_with_data<F>(&mut self, callback: F)
Oct 13 04:13:27.761 INFO kablam!    |                                              ^^^^^^^^ help: consider using `_callback` instead
Oct 13 04:13:27.761 INFO kablam!    |
Oct 13 04:13:27.761 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 04:13:27.761 INFO kablam! 
Oct 13 04:13:27.780 INFO kablam! warning: type alias is never used: `CallbackID`
Oct 13 04:13:27.781 INFO kablam!  --> src/signal.rs:6:1
Oct 13 04:13:27.781 INFO kablam!   |
Oct 13 04:13:27.781 INFO kablam! 6 | pub type CallbackID = usize;
Oct 13 04:13:27.781 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:13:27.781 INFO kablam!   |
Oct 13 04:13:27.781 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 13 04:13:27.781 INFO kablam! 
Oct 13 04:13:27.813 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
Oct 13 04:13:27.815 INFO kablam! su: No module specific data is present
Oct 13 04:13:28.594 INFO running `"docker" "rm" "-f" "c81195565bb1fe0e1499808891093c2388a6894ae41d816771a53595b9f4e184"`
Oct 13 04:13:28.854 INFO blam! c81195565bb1fe0e1499808891093c2388a6894ae41d816771a53595b9f4e184