Nov 01 00:11:19.967 INFO checking nathantypanski/rash against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 00:11:19.969 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-3/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 00:11:20.562 INFO blam! bdc9c71384873ff38d3207be24e2546cf521ed12573a72b31941838cd9331aab
Nov 01 00:11:20.564 INFO running `"docker" "start" "-a" "bdc9c71384873ff38d3207be24e2546cf521ed12573a72b31941838cd9331aab"`
Nov 01 00:11:21.848 INFO kablam! usermod: no changes
Nov 01 00:11:21.952 INFO kablam!     Checking rash v0.1.0 (/source)
Nov 01 00:11:22.696 INFO kablam! warning: unused imports: `Read`, `Stderr`, `Write`, `self`
Nov 01 00:11:22.696 INFO kablam!   --> src/main.rs:21:15
Nov 01 00:11:22.696 INFO kablam!    |
Nov 01 00:11:22.696 INFO kablam! 21 | use std::io::{self, Read, Stderr, Write};
Nov 01 00:11:22.696 INFO kablam!    |               ^^^^  ^^^^  ^^^^^^  ^^^^^
Nov 01 00:11:22.696 INFO kablam!    |
Nov 01 00:11:22.696 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 00:11:22.696 INFO kablam! 
Nov 01 00:11:22.735 INFO kablam! warning: unused imports: `Read`, `Stderr`, `Write`, `self`
Nov 01 00:11:22.735 INFO kablam!   --> src/main.rs:21:15
Nov 01 00:11:22.735 INFO kablam!    |
Nov 01 00:11:22.735 INFO kablam! 21 | use std::io::{self, Read, Stderr, Write};
Nov 01 00:11:22.735 INFO kablam!    |               ^^^^  ^^^^  ^^^^^^  ^^^^^
Nov 01 00:11:22.736 INFO kablam!    |
Nov 01 00:11:22.736 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 00:11:22.736 INFO kablam! 
Nov 01 00:11:22.820 INFO kablam! warning: unused variable: `words`
Nov 01 00:11:22.820 INFO kablam!   --> src/main.rs:63:27
Nov 01 00:11:22.820 INFO kablam!    |
Nov 01 00:11:22.820 INFO kablam! 63 |     fn history(&mut self, words: std::str::SplitWhitespace) {
Nov 01 00:11:22.820 INFO kablam!    |                           ^^^^^ help: consider using `_words` instead
Nov 01 00:11:22.820 INFO kablam!    |
Nov 01 00:11:22.820 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 00:11:22.820 INFO kablam! 
Nov 01 00:11:22.845 INFO kablam! warning: unnecessary `unsafe` block
Nov 01 00:11:22.845 INFO kablam!    --> src/main.rs:113:17
Nov 01 00:11:22.845 INFO kablam!     |
Nov 01 00:11:22.845 INFO kablam! 113 |                 unsafe {
Nov 01 00:11:22.845 INFO kablam!     |                 ^^^^^^ unnecessary `unsafe` block
Nov 01 00:11:22.845 INFO kablam!     |
Nov 01 00:11:22.846 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Nov 01 00:11:22.846 INFO kablam! 
Nov 01 00:11:22.846 INFO kablam! warning: method is never used: `save_history`
Nov 01 00:11:22.846 INFO kablam!    --> src/main.rs:125:5
Nov 01 00:11:22.846 INFO kablam!     |
Nov 01 00:11:22.846 INFO kablam! 125 |     fn save_history(&mut self) {
Nov 01 00:11:22.846 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 00:11:22.846 INFO kablam!     |
Nov 01 00:11:22.846 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 01 00:11:22.846 INFO kablam! 
Nov 01 00:11:22.846 INFO kablam! warning: `extern` block uses type `fn(u32)` which is not FFI-safe: this function pointer has Rust-specific calling convention
Nov 01 00:11:22.846 INFO kablam!   --> src/main.rs:33:46
Nov 01 00:11:22.846 INFO kablam!    |
Nov 01 00:11:22.846 INFO kablam! 33 |   fn signal(sig: u32, cb: extern fn(u32)) -> fn(u32);
Nov 01 00:11:22.846 INFO kablam!    |                                              ^^^^^^^
Nov 01 00:11:22.846 INFO kablam!    |
Nov 01 00:11:22.846 INFO kablam!    = note: #[warn(improper_ctypes)] on by default
Nov 01 00:11:22.846 INFO kablam!    = help: consider using an `extern fn(...) -> ...` function pointer instead
Nov 01 00:11:22.846 INFO kablam! 
Nov 01 00:11:22.872 INFO kablam! warning: unused variable: `words`
Nov 01 00:11:22.872 INFO kablam!   --> src/main.rs:63:27
Nov 01 00:11:22.872 INFO kablam!    |
Nov 01 00:11:22.872 INFO kablam! 63 |     fn history(&mut self, words: std::str::SplitWhitespace) {
Nov 01 00:11:22.872 INFO kablam!    |                           ^^^^^ help: consider using `_words` instead
Nov 01 00:11:22.872 INFO kablam!    |
Nov 01 00:11:22.872 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 00:11:22.872 INFO kablam! 
Nov 01 00:11:22.892 INFO kablam! warning: unnecessary `unsafe` block
Nov 01 00:11:22.892 INFO kablam!    --> src/main.rs:113:17
Nov 01 00:11:22.892 INFO kablam!     |
Nov 01 00:11:22.892 INFO kablam! 113 |                 unsafe {
Nov 01 00:11:22.892 INFO kablam!     |                 ^^^^^^ unnecessary `unsafe` block
Nov 01 00:11:22.892 INFO kablam!     |
Nov 01 00:11:22.892 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Nov 01 00:11:22.892 INFO kablam! 
Nov 01 00:11:22.892 INFO kablam! warning: method is never used: `save_history`
Nov 01 00:11:22.892 INFO kablam!    --> src/main.rs:125:5
Nov 01 00:11:22.892 INFO kablam!     |
Nov 01 00:11:22.892 INFO kablam! 125 |     fn save_history(&mut self) {
Nov 01 00:11:22.892 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 00:11:22.892 INFO kablam!     |
Nov 01 00:11:22.892 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 01 00:11:22.892 INFO kablam! 
Nov 01 00:11:22.892 INFO kablam! warning: `extern` block uses type `fn(u32)` which is not FFI-safe: this function pointer has Rust-specific calling convention
Nov 01 00:11:22.892 INFO kablam!   --> src/main.rs:33:46
Nov 01 00:11:22.893 INFO kablam!    |
Nov 01 00:11:22.893 INFO kablam! 33 |   fn signal(sig: u32, cb: extern fn(u32)) -> fn(u32);
Nov 01 00:11:22.893 INFO kablam!    |                                              ^^^^^^^
Nov 01 00:11:22.893 INFO kablam!    |
Nov 01 00:11:22.893 INFO kablam!    = note: #[warn(improper_ctypes)] on by default
Nov 01 00:11:22.893 INFO kablam!    = help: consider using an `extern fn(...) -> ...` function pointer instead
Nov 01 00:11:22.893 INFO kablam! 
Nov 01 00:11:22.932 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Nov 01 00:11:22.941 INFO kablam! su: No module specific data is present
Nov 01 00:11:24.322 INFO running `"docker" "rm" "-f" "bdc9c71384873ff38d3207be24e2546cf521ed12573a72b31941838cd9331aab"`
Nov 01 00:11:24.676 INFO blam! bdc9c71384873ff38d3207be24e2546cf521ed12573a72b31941838cd9331aab