Nov 01 00:11:24.753 INFO checking nathantypanski/rash against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 00:11:24.753 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-3/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 01 00:11:25.297 INFO blam! e39ea0260b6bef57baea21019817e5ef45c12af53cd4ddb0f64ab2972109049c
Nov 01 00:11:25.299 INFO running `"docker" "start" "-a" "e39ea0260b6bef57baea21019817e5ef45c12af53cd4ddb0f64ab2972109049c"`
Nov 01 00:11:27.154 INFO kablam! usermod: no changes
Nov 01 00:11:27.232 INFO kablam!     Checking nix v0.5.1
Nov 01 00:11:31.028 INFO kablam!     Checking rustyline v1.0.0
Nov 01 00:11:32.089 INFO kablam!     Checking rash v0.1.0 (/source)
Nov 01 00:11:32.756 INFO kablam! warning: unused imports: `Read`, `Stderr`, `Write`, `self`
Nov 01 00:11:32.757 INFO kablam!   --> src/main.rs:21:15
Nov 01 00:11:32.758 INFO kablam!    |
Nov 01 00:11:32.758 INFO kablam! 21 | use std::io::{self, Read, Stderr, Write};
Nov 01 00:11:32.759 INFO kablam!    |               ^^^^  ^^^^  ^^^^^^  ^^^^^
Nov 01 00:11:32.759 INFO kablam!    |
Nov 01 00:11:32.760 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 00:11:32.760 INFO kablam! 
Nov 01 00:11:32.916 INFO kablam! warning: unused imports: `Read`, `Stderr`, `Write`, `self`
Nov 01 00:11:32.917 INFO kablam!   --> src/main.rs:21:15
Nov 01 00:11:32.918 INFO kablam!    |
Nov 01 00:11:32.918 INFO kablam! 21 | use std::io::{self, Read, Stderr, Write};
Nov 01 00:11:32.919 INFO kablam!    |               ^^^^  ^^^^  ^^^^^^  ^^^^^
Nov 01 00:11:32.920 INFO kablam!    |
Nov 01 00:11:32.920 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 00:11:32.921 INFO kablam! 
Nov 01 00:11:32.921 INFO kablam! warning: unused variable: `words`
Nov 01 00:11:32.922 INFO kablam!   --> src/main.rs:63:27
Nov 01 00:11:32.922 INFO kablam!    |
Nov 01 00:11:32.923 INFO kablam! 63 |     fn history(&mut self, words: std::str::SplitWhitespace) {
Nov 01 00:11:32.923 INFO kablam!    |                           ^^^^^ help: consider using `_words` instead
Nov 01 00:11:32.924 INFO kablam!    |
Nov 01 00:11:32.924 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 00:11:32.924 INFO kablam! 
Nov 01 00:11:32.953 INFO kablam! warning: unnecessary `unsafe` block
Nov 01 00:11:32.953 INFO kablam!    --> src/main.rs:113:17
Nov 01 00:11:32.953 INFO kablam!     |
Nov 01 00:11:32.953 INFO kablam! 113 |                 unsafe {
Nov 01 00:11:32.953 INFO kablam!     |                 ^^^^^^ unnecessary `unsafe` block
Nov 01 00:11:32.953 INFO kablam!     |
Nov 01 00:11:32.953 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Nov 01 00:11:32.954 INFO kablam! 
Nov 01 00:11:32.954 INFO kablam! warning: method is never used: `save_history`
Nov 01 00:11:32.954 INFO kablam!    --> src/main.rs:125:5
Nov 01 00:11:32.954 INFO kablam!     |
Nov 01 00:11:32.954 INFO kablam! 125 |     fn save_history(&mut self) {
Nov 01 00:11:32.954 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 00:11:32.954 INFO kablam!     |
Nov 01 00:11:32.954 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 01 00:11:32.954 INFO kablam! 
Nov 01 00:11:32.954 INFO kablam! warning: `extern` block uses type `fn(u32)` which is not FFI-safe: this function pointer has Rust-specific calling convention
Nov 01 00:11:32.954 INFO kablam!   --> src/main.rs:33:46
Nov 01 00:11:32.954 INFO kablam!    |
Nov 01 00:11:32.954 INFO kablam! 33 |   fn signal(sig: u32, cb: extern fn(u32)) -> fn(u32);
Nov 01 00:11:32.954 INFO kablam!    |                                              ^^^^^^^
Nov 01 00:11:32.954 INFO kablam!    |
Nov 01 00:11:32.954 INFO kablam!    = note: #[warn(improper_ctypes)] on by default
Nov 01 00:11:32.954 INFO kablam!    = help: consider using an `extern fn(...) -> ...` function pointer instead
Nov 01 00:11:32.956 INFO kablam! 
Nov 01 00:11:33.045 INFO kablam! warning: unused variable: `words`
Nov 01 00:11:33.045 INFO kablam!   --> src/main.rs:63:27
Nov 01 00:11:33.045 INFO kablam!    |
Nov 01 00:11:33.045 INFO kablam! 63 |     fn history(&mut self, words: std::str::SplitWhitespace) {
Nov 01 00:11:33.045 INFO kablam!    |                           ^^^^^ help: consider using `_words` instead
Nov 01 00:11:33.045 INFO kablam!    |
Nov 01 00:11:33.045 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 00:11:33.045 INFO kablam! 
Nov 01 00:11:33.081 INFO kablam! warning: unnecessary `unsafe` block
Nov 01 00:11:33.081 INFO kablam!    --> src/main.rs:113:17
Nov 01 00:11:33.081 INFO kablam!     |
Nov 01 00:11:33.081 INFO kablam! 113 |                 unsafe {
Nov 01 00:11:33.081 INFO kablam!     |                 ^^^^^^ unnecessary `unsafe` block
Nov 01 00:11:33.081 INFO kablam!     |
Nov 01 00:11:33.081 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Nov 01 00:11:33.081 INFO kablam! 
Nov 01 00:11:33.082 INFO kablam! warning: method is never used: `save_history`
Nov 01 00:11:33.082 INFO kablam!    --> src/main.rs:125:5
Nov 01 00:11:33.082 INFO kablam!     |
Nov 01 00:11:33.082 INFO kablam! 125 |     fn save_history(&mut self) {
Nov 01 00:11:33.082 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 00:11:33.082 INFO kablam!     |
Nov 01 00:11:33.082 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 01 00:11:33.082 INFO kablam! 
Nov 01 00:11:33.082 INFO kablam! warning: `extern` block uses type `fn(u32)` which is not FFI-safe: this function pointer has Rust-specific calling convention
Nov 01 00:11:33.082 INFO kablam!   --> src/main.rs:33:46
Nov 01 00:11:33.082 INFO kablam!    |
Nov 01 00:11:33.082 INFO kablam! 33 |   fn signal(sig: u32, cb: extern fn(u32)) -> fn(u32);
Nov 01 00:11:33.082 INFO kablam!    |                                              ^^^^^^^
Nov 01 00:11:33.082 INFO kablam!    |
Nov 01 00:11:33.082 INFO kablam!    = note: #[warn(improper_ctypes)] on by default
Nov 01 00:11:33.082 INFO kablam!    = help: consider using an `extern fn(...) -> ...` function pointer instead
Nov 01 00:11:33.082 INFO kablam! 
Nov 01 00:11:33.113 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.92s
Nov 01 00:11:33.117 INFO kablam! su: No module specific data is present
Nov 01 00:11:34.484 INFO running `"docker" "rm" "-f" "e39ea0260b6bef57baea21019817e5ef45c12af53cd4ddb0f64ab2972109049c"`
Nov 01 00:11:34.854 INFO blam! e39ea0260b6bef57baea21019817e5ef45c12af53cd4ddb0f64ab2972109049c