Nov 27 23:52:31.651 INFO checking nathantypanski/rash against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 23:52:31.656 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 27 23:52:32.255 INFO [stdout] 8da265f22a722aeb3761137bab2cd2a4960f8bb3bfa50c3a24c3508f2f7c00de
Nov 27 23:52:32.258 INFO running `"docker" "start" "-a" "8da265f22a722aeb3761137bab2cd2a4960f8bb3bfa50c3a24c3508f2f7c00de"`
Nov 27 23:52:35.192 INFO [stderr] usermod: no changes
Nov 27 23:52:35.264 INFO [stderr]     Checking rash v0.1.0 (/source)
Nov 27 23:52:35.728 INFO [stderr] warning: unused imports: `Read`, `Stderr`, `Write`, `self`
Nov 27 23:52:35.728 INFO [stderr]   --> src/main.rs:21:15
Nov 27 23:52:35.728 INFO [stderr]    |
Nov 27 23:52:35.728 INFO [stderr] 21 | use std::io::{self, Read, Stderr, Write};
Nov 27 23:52:35.728 INFO [stderr]    |               ^^^^  ^^^^  ^^^^^^  ^^^^^
Nov 27 23:52:35.728 INFO [stderr]    |
Nov 27 23:52:35.728 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 27 23:52:35.728 INFO [stderr] 
Nov 27 23:52:35.873 INFO [stderr] warning: unused variable: `words`
Nov 27 23:52:35.873 INFO [stderr]   --> src/main.rs:63:27
Nov 27 23:52:35.873 INFO [stderr]    |
Nov 27 23:52:35.873 INFO [stderr] 63 |     fn history(&mut self, words: std::str::SplitWhitespace) {
Nov 27 23:52:35.874 INFO [stderr]    |                           ^^^^^ help: consider using `_words` instead
Nov 27 23:52:35.874 INFO [stderr]    |
Nov 27 23:52:35.874 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 23:52:35.874 INFO [stderr] 
Nov 27 23:52:35.917 INFO [stderr] warning: unnecessary `unsafe` block
Nov 27 23:52:35.917 INFO [stderr]    --> src/main.rs:113:17
Nov 27 23:52:35.917 INFO [stderr]     |
Nov 27 23:52:35.917 INFO [stderr] 113 |                 unsafe {
Nov 27 23:52:35.917 INFO [stderr]     |                 ^^^^^^ unnecessary `unsafe` block
Nov 27 23:52:35.917 INFO [stderr]     |
Nov 27 23:52:35.917 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Nov 27 23:52:35.917 INFO [stderr] 
Nov 27 23:52:35.919 INFO [stderr] warning: method is never used: `save_history`
Nov 27 23:52:35.919 INFO [stderr]    --> src/main.rs:125:5
Nov 27 23:52:35.919 INFO [stderr]     |
Nov 27 23:52:35.919 INFO [stderr] 125 |     fn save_history(&mut self) {
Nov 27 23:52:35.919 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:52:35.919 INFO [stderr]     |
Nov 27 23:52:35.928 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 27 23:52:35.928 INFO [stderr] 
Nov 27 23:52:35.928 INFO [stderr] warning: `extern` block uses type `fn(u32)` which is not FFI-safe: this function pointer has Rust-specific calling convention
Nov 27 23:52:35.928 INFO [stderr]   --> src/main.rs:33:46
Nov 27 23:52:35.928 INFO [stderr]    |
Nov 27 23:52:35.928 INFO [stderr] 33 |   fn signal(sig: u32, cb: extern fn(u32)) -> fn(u32);
Nov 27 23:52:35.928 INFO [stderr]    |                                              ^^^^^^^
Nov 27 23:52:35.928 INFO [stderr]    |
Nov 27 23:52:35.928 INFO [stderr]    = note: #[warn(improper_ctypes)] on by default
Nov 27 23:52:35.928 INFO [stderr]    = help: consider using an `extern fn(...) -> ...` function pointer instead
Nov 27 23:52:35.928 INFO [stderr] 
Nov 27 23:52:36.076 INFO [stderr] warning: unused imports: `Read`, `Stderr`, `Write`, `self`
Nov 27 23:52:36.076 INFO [stderr]   --> src/main.rs:21:15
Nov 27 23:52:36.076 INFO [stderr]    |
Nov 27 23:52:36.076 INFO [stderr] 21 | use std::io::{self, Read, Stderr, Write};
Nov 27 23:52:36.076 INFO [stderr]    |               ^^^^  ^^^^  ^^^^^^  ^^^^^
Nov 27 23:52:36.076 INFO [stderr]    |
Nov 27 23:52:36.076 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 27 23:52:36.076 INFO [stderr] 
Nov 27 23:52:36.152 INFO [stderr] warning: unused variable: `words`
Nov 27 23:52:36.152 INFO [stderr]   --> src/main.rs:63:27
Nov 27 23:52:36.152 INFO [stderr]    |
Nov 27 23:52:36.152 INFO [stderr] 63 |     fn history(&mut self, words: std::str::SplitWhitespace) {
Nov 27 23:52:36.152 INFO [stderr]    |                           ^^^^^ help: consider using `_words` instead
Nov 27 23:52:36.152 INFO [stderr]    |
Nov 27 23:52:36.152 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 23:52:36.152 INFO [stderr] 
Nov 27 23:52:36.166 INFO [stderr] warning: unnecessary `unsafe` block
Nov 27 23:52:36.166 INFO [stderr]    --> src/main.rs:113:17
Nov 27 23:52:36.167 INFO [stderr]     |
Nov 27 23:52:36.167 INFO [stderr] 113 |                 unsafe {
Nov 27 23:52:36.167 INFO [stderr]     |                 ^^^^^^ unnecessary `unsafe` block
Nov 27 23:52:36.167 INFO [stderr]     |
Nov 27 23:52:36.167 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Nov 27 23:52:36.167 INFO [stderr] 
Nov 27 23:52:36.167 INFO [stderr] warning: method is never used: `save_history`
Nov 27 23:52:36.167 INFO [stderr]    --> src/main.rs:125:5
Nov 27 23:52:36.167 INFO [stderr]     |
Nov 27 23:52:36.167 INFO [stderr] 125 |     fn save_history(&mut self) {
Nov 27 23:52:36.167 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:52:36.167 INFO [stderr]     |
Nov 27 23:52:36.167 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 27 23:52:36.167 INFO [stderr] 
Nov 27 23:52:36.167 INFO [stderr] warning: `extern` block uses type `fn(u32)` which is not FFI-safe: this function pointer has Rust-specific calling convention
Nov 27 23:52:36.167 INFO [stderr]   --> src/main.rs:33:46
Nov 27 23:52:36.167 INFO [stderr]    |
Nov 27 23:52:36.167 INFO [stderr] 33 |   fn signal(sig: u32, cb: extern fn(u32)) -> fn(u32);
Nov 27 23:52:36.167 INFO [stderr]    |                                              ^^^^^^^
Nov 27 23:52:36.167 INFO [stderr]    |
Nov 27 23:52:36.167 INFO [stderr]    = note: #[warn(improper_ctypes)] on by default
Nov 27 23:52:36.167 INFO [stderr]    = help: consider using an `extern fn(...) -> ...` function pointer instead
Nov 27 23:52:36.167 INFO [stderr] 
Nov 27 23:52:36.212 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Nov 27 23:52:36.215 INFO [stderr] su: No module specific data is present
Nov 27 23:52:37.589 INFO running `"docker" "inspect" "8da265f22a722aeb3761137bab2cd2a4960f8bb3bfa50c3a24c3508f2f7c00de"`
Nov 27 23:52:37.993 INFO running `"docker" "rm" "-f" "8da265f22a722aeb3761137bab2cd2a4960f8bb3bfa50c3a24c3508f2f7c00de"`
Nov 27 23:52:38.388 INFO [stdout] 8da265f22a722aeb3761137bab2cd2a4960f8bb3bfa50c3a24c3508f2f7c00de