Nov 29 21:34:50.889 INFO checking nathantypanski/rash against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 21:34:50.889 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 29 21:34:51.399 INFO [stdout] 69019445b2010e847d58916cfbeee9cf8531b787cae58056405e5c522cebd446
Nov 29 21:34:51.401 INFO running `"docker" "start" "-a" "69019445b2010e847d58916cfbeee9cf8531b787cae58056405e5c522cebd446"`
Nov 29 21:34:52.640 INFO [stderr] usermod: no changes
Nov 29 21:34:52.728 INFO [stderr]     Checking nix v0.5.1
Nov 29 21:34:56.452 INFO [stderr]     Checking rustyline v1.0.0
Nov 29 21:34:57.436 INFO [stderr]     Checking rash v0.1.0 (/source)
Nov 29 21:34:57.833 INFO [stderr] warning: unused imports: `Read`, `Stderr`, `Write`, `self`
Nov 29 21:34:57.833 INFO [stderr]   --> src/main.rs:21:15
Nov 29 21:34:57.833 INFO [stderr]    |
Nov 29 21:34:57.833 INFO [stderr] 21 | use std::io::{self, Read, Stderr, Write};
Nov 29 21:34:57.834 INFO [stderr]    |               ^^^^  ^^^^  ^^^^^^  ^^^^^
Nov 29 21:34:57.834 INFO [stderr]    |
Nov 29 21:34:57.840 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 29 21:34:57.840 INFO [stderr] 
Nov 29 21:34:57.956 INFO [stderr] warning: unused variable: `words`
Nov 29 21:34:57.957 INFO [stderr]   --> src/main.rs:63:27
Nov 29 21:34:57.957 INFO [stderr]    |
Nov 29 21:34:57.957 INFO [stderr] 63 |     fn history(&mut self, words: std::str::SplitWhitespace) {
Nov 29 21:34:57.957 INFO [stderr]    |                           ^^^^^ help: consider using `_words` instead
Nov 29 21:34:57.958 INFO [stderr]    |
Nov 29 21:34:57.958 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 21:34:57.958 INFO [stderr] 
Nov 29 21:34:57.980 INFO [stderr] warning: unnecessary `unsafe` block
Nov 29 21:34:57.981 INFO [stderr]    --> src/main.rs:113:17
Nov 29 21:34:57.981 INFO [stderr]     |
Nov 29 21:34:57.981 INFO [stderr] 113 |                 unsafe {
Nov 29 21:34:57.982 INFO [stderr]     |                 ^^^^^^ unnecessary `unsafe` block
Nov 29 21:34:57.982 INFO [stderr]     |
Nov 29 21:34:57.982 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Nov 29 21:34:57.983 INFO [stderr] 
Nov 29 21:34:57.983 INFO [stderr] warning: method is never used: `save_history`
Nov 29 21:34:57.984 INFO [stderr]    --> src/main.rs:125:5
Nov 29 21:34:57.984 INFO [stderr]     |
Nov 29 21:34:57.984 INFO [stderr] 125 |     fn save_history(&mut self) {
Nov 29 21:34:57.984 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:34:57.985 INFO [stderr]     |
Nov 29 21:34:57.985 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 29 21:34:57.985 INFO [stderr] 
Nov 29 21:34:57.986 INFO [stderr] warning: `extern` block uses type `fn(u32)` which is not FFI-safe: this function pointer has Rust-specific calling convention
Nov 29 21:34:57.986 INFO [stderr]   --> src/main.rs:33:46
Nov 29 21:34:57.987 INFO [stderr]    |
Nov 29 21:34:57.987 INFO [stderr] 33 |   fn signal(sig: u32, cb: extern fn(u32)) -> fn(u32);
Nov 29 21:34:57.987 INFO [stderr]    |                                              ^^^^^^^
Nov 29 21:34:57.988 INFO [stderr]    |
Nov 29 21:34:57.988 INFO [stderr]    = note: #[warn(improper_ctypes)] on by default
Nov 29 21:34:57.988 INFO [stderr]    = help: consider using an `extern fn(...) -> ...` function pointer instead
Nov 29 21:34:57.988 INFO [stderr] 
Nov 29 21:34:58.082 INFO [stderr] warning: unused imports: `Read`, `Stderr`, `Write`, `self`
Nov 29 21:34:58.083 INFO [stderr]   --> src/main.rs:21:15
Nov 29 21:34:58.083 INFO [stderr]    |
Nov 29 21:34:58.083 INFO [stderr] 21 | use std::io::{self, Read, Stderr, Write};
Nov 29 21:34:58.084 INFO [stderr]    |               ^^^^  ^^^^  ^^^^^^  ^^^^^
Nov 29 21:34:58.084 INFO [stderr]    |
Nov 29 21:34:58.084 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 29 21:34:58.085 INFO [stderr] 
Nov 29 21:34:58.182 INFO [stderr] warning: unused variable: `words`
Nov 29 21:34:58.182 INFO [stderr]   --> src/main.rs:63:27
Nov 29 21:34:58.183 INFO [stderr]    |
Nov 29 21:34:58.183 INFO [stderr] 63 |     fn history(&mut self, words: std::str::SplitWhitespace) {
Nov 29 21:34:58.183 INFO [stderr]    |                           ^^^^^ help: consider using `_words` instead
Nov 29 21:34:58.183 INFO [stderr]    |
Nov 29 21:34:58.183 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 21:34:58.184 INFO [stderr] 
Nov 29 21:34:58.196 INFO [stderr] warning: unnecessary `unsafe` block
Nov 29 21:34:58.196 INFO [stderr]    --> src/main.rs:113:17
Nov 29 21:34:58.197 INFO [stderr]     |
Nov 29 21:34:58.197 INFO [stderr] 113 |                 unsafe {
Nov 29 21:34:58.197 INFO [stderr]     |                 ^^^^^^ unnecessary `unsafe` block
Nov 29 21:34:58.197 INFO [stderr]     |
Nov 29 21:34:58.198 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Nov 29 21:34:58.198 INFO [stderr] 
Nov 29 21:34:58.198 INFO [stderr] warning: method is never used: `save_history`
Nov 29 21:34:58.198 INFO [stderr]    --> src/main.rs:125:5
Nov 29 21:34:58.198 INFO [stderr]     |
Nov 29 21:34:58.199 INFO [stderr] 125 |     fn save_history(&mut self) {
Nov 29 21:34:58.199 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:34:58.199 INFO [stderr]     |
Nov 29 21:34:58.199 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 29 21:34:58.199 INFO [stderr] 
Nov 29 21:34:58.200 INFO [stderr] warning: `extern` block uses type `fn(u32)` which is not FFI-safe: this function pointer has Rust-specific calling convention
Nov 29 21:34:58.200 INFO [stderr]   --> src/main.rs:33:46
Nov 29 21:34:58.200 INFO [stderr]    |
Nov 29 21:34:58.200 INFO [stderr] 33 |   fn signal(sig: u32, cb: extern fn(u32)) -> fn(u32);
Nov 29 21:34:58.201 INFO [stderr]    |                                              ^^^^^^^
Nov 29 21:34:58.201 INFO [stderr]    |
Nov 29 21:34:58.201 INFO [stderr]    = note: #[warn(improper_ctypes)] on by default
Nov 29 21:34:58.201 INFO [stderr]    = help: consider using an `extern fn(...) -> ...` function pointer instead
Nov 29 21:34:58.201 INFO [stderr] 
Nov 29 21:34:58.251 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.58s
Nov 29 21:34:58.254 INFO [stderr] su: No module specific data is present
Nov 29 21:34:59.549 INFO running `"docker" "inspect" "69019445b2010e847d58916cfbeee9cf8531b787cae58056405e5c522cebd446"`
Nov 29 21:34:59.820 INFO running `"docker" "rm" "-f" "69019445b2010e847d58916cfbeee9cf8531b787cae58056405e5c522cebd446"`
Nov 29 21:35:00.180 INFO [stdout] 69019445b2010e847d58916cfbeee9cf8531b787cae58056405e5c522cebd446