Dec 05 13:08:40.064 INFO testing nathantypanski/rash against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 13:08:40.065 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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"`
Dec 05 13:08:40.545 INFO [stdout] 40fce6dd26be8c7cfa1270218673eaa4325d52afeef38f659c5e166a373ae986
Dec 05 13:08:40.547 INFO running `"docker" "start" "-a" "40fce6dd26be8c7cfa1270218673eaa4325d52afeef38f659c5e166a373ae986"`
Dec 05 13:08:42.862 INFO [stderr] usermod: no changes
Dec 05 13:08:42.976 INFO [stderr]    Compiling nix v0.5.1
Dec 05 13:08:47.604 INFO [stderr]    Compiling rustyline v1.0.0
Dec 05 13:08:49.756 INFO [stderr]    Compiling rash v0.1.0 (/source)
Dec 05 13:08:50.044 INFO [stderr] warning: unused imports: `Read`, `Stderr`, `Write`, `self`
Dec 05 13:08:50.044 INFO [stderr]   --> src/main.rs:21:15
Dec 05 13:08:50.044 INFO [stderr]    |
Dec 05 13:08:50.044 INFO [stderr] 21 | use std::io::{self, Read, Stderr, Write};
Dec 05 13:08:50.044 INFO [stderr]    |               ^^^^  ^^^^  ^^^^^^  ^^^^^
Dec 05 13:08:50.044 INFO [stderr]    |
Dec 05 13:08:50.044 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 13:08:50.044 INFO [stderr] 
Dec 05 13:08:50.101 INFO [stderr] warning: unused variable: `words`
Dec 05 13:08:50.101 INFO [stderr]   --> src/main.rs:63:27
Dec 05 13:08:50.101 INFO [stderr]    |
Dec 05 13:08:50.101 INFO [stderr] 63 |     fn history(&mut self, words: std::str::SplitWhitespace) {
Dec 05 13:08:50.101 INFO [stderr]    |                           ^^^^^ help: consider using `_words` instead
Dec 05 13:08:50.101 INFO [stderr]    |
Dec 05 13:08:50.101 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 13:08:50.101 INFO [stderr] 
Dec 05 13:08:50.113 INFO [stderr] warning: unnecessary `unsafe` block
Dec 05 13:08:50.113 INFO [stderr]    --> src/main.rs:113:17
Dec 05 13:08:50.113 INFO [stderr]     |
Dec 05 13:08:50.113 INFO [stderr] 113 |                 unsafe {
Dec 05 13:08:50.113 INFO [stderr]     |                 ^^^^^^ unnecessary `unsafe` block
Dec 05 13:08:50.113 INFO [stderr]     |
Dec 05 13:08:50.113 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Dec 05 13:08:50.113 INFO [stderr] 
Dec 05 13:08:50.113 INFO [stderr] warning: method is never used: `save_history`
Dec 05 13:08:50.113 INFO [stderr]    --> src/main.rs:125:5
Dec 05 13:08:50.113 INFO [stderr]     |
Dec 05 13:08:50.113 INFO [stderr] 125 |     fn save_history(&mut self) {
Dec 05 13:08:50.113 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:08:50.113 INFO [stderr]     |
Dec 05 13:08:50.113 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 13:08:50.113 INFO [stderr] 
Dec 05 13:08:50.120 INFO [stderr] warning: `extern` block uses type `fn(u32)` which is not FFI-safe: this function pointer has Rust-specific calling convention
Dec 05 13:08:50.120 INFO [stderr]   --> src/main.rs:33:46
Dec 05 13:08:50.120 INFO [stderr]    |
Dec 05 13:08:50.120 INFO [stderr] 33 |   fn signal(sig: u32, cb: extern fn(u32)) -> fn(u32);
Dec 05 13:08:50.120 INFO [stderr]    |                                              ^^^^^^^
Dec 05 13:08:50.120 INFO [stderr]    |
Dec 05 13:08:50.120 INFO [stderr]    = note: #[warn(improper_ctypes)] on by default
Dec 05 13:08:50.120 INFO [stderr]    = help: consider using an `extern fn(...) -> ...` function pointer instead
Dec 05 13:08:50.120 INFO [stderr] 
Dec 05 13:08:51.594 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.70s
Dec 05 13:08:51.594 INFO [stderr] su: No module specific data is present
Dec 05 13:08:52.406 INFO running `"docker" "inspect" "40fce6dd26be8c7cfa1270218673eaa4325d52afeef38f659c5e166a373ae986"`
Dec 05 13:08:52.582 INFO running `"docker" "rm" "-f" "40fce6dd26be8c7cfa1270218673eaa4325d52afeef38f659c5e166a373ae986"`
Dec 05 13:08:52.916 INFO [stdout] 40fce6dd26be8c7cfa1270218673eaa4325d52afeef38f659c5e166a373ae986
Dec 05 13:08:52.926 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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"`
Dec 05 13:08:53.341 INFO [stdout] 49d976018d9d5316a0b1188fa10dfd6394751c723a5015668945eb491249bdf6
Dec 05 13:08:53.343 INFO running `"docker" "start" "-a" "49d976018d9d5316a0b1188fa10dfd6394751c723a5015668945eb491249bdf6"`
Dec 05 13:08:54.354 INFO [stderr] usermod: no changes
Dec 05 13:08:54.433 INFO [stderr]    Compiling rash v0.1.0 (/source)
Dec 05 13:08:54.724 INFO [stderr] warning: unused imports: `Read`, `Stderr`, `Write`, `self`
Dec 05 13:08:54.724 INFO [stderr]   --> src/main.rs:21:15
Dec 05 13:08:54.724 INFO [stderr]    |
Dec 05 13:08:54.725 INFO [stderr] 21 | use std::io::{self, Read, Stderr, Write};
Dec 05 13:08:54.725 INFO [stderr]    |               ^^^^  ^^^^  ^^^^^^  ^^^^^
Dec 05 13:08:54.725 INFO [stderr]    |
Dec 05 13:08:54.725 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 13:08:54.725 INFO [stderr] 
Dec 05 13:08:54.770 INFO [stderr] warning: unused variable: `words`
Dec 05 13:08:54.770 INFO [stderr]   --> src/main.rs:63:27
Dec 05 13:08:54.770 INFO [stderr]    |
Dec 05 13:08:54.770 INFO [stderr] 63 |     fn history(&mut self, words: std::str::SplitWhitespace) {
Dec 05 13:08:54.770 INFO [stderr]    |                           ^^^^^ help: consider using `_words` instead
Dec 05 13:08:54.770 INFO [stderr]    |
Dec 05 13:08:54.770 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 13:08:54.770 INFO [stderr] 
Dec 05 13:08:54.782 INFO [stderr] warning: unnecessary `unsafe` block
Dec 05 13:08:54.782 INFO [stderr]    --> src/main.rs:113:17
Dec 05 13:08:54.782 INFO [stderr]     |
Dec 05 13:08:54.782 INFO [stderr] 113 |                 unsafe {
Dec 05 13:08:54.782 INFO [stderr]     |                 ^^^^^^ unnecessary `unsafe` block
Dec 05 13:08:54.782 INFO [stderr]     |
Dec 05 13:08:54.782 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Dec 05 13:08:54.782 INFO [stderr] 
Dec 05 13:08:54.783 INFO [stderr] warning: method is never used: `save_history`
Dec 05 13:08:54.783 INFO [stderr]    --> src/main.rs:125:5
Dec 05 13:08:54.783 INFO [stderr]     |
Dec 05 13:08:54.783 INFO [stderr] 125 |     fn save_history(&mut self) {
Dec 05 13:08:54.783 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:08:54.783 INFO [stderr]     |
Dec 05 13:08:54.783 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 13:08:54.783 INFO [stderr] 
Dec 05 13:08:54.783 INFO [stderr] warning: `extern` block uses type `fn(u32)` which is not FFI-safe: this function pointer has Rust-specific calling convention
Dec 05 13:08:54.783 INFO [stderr]   --> src/main.rs:33:46
Dec 05 13:08:54.783 INFO [stderr]    |
Dec 05 13:08:54.783 INFO [stderr] 33 |   fn signal(sig: u32, cb: extern fn(u32)) -> fn(u32);
Dec 05 13:08:54.783 INFO [stderr]    |                                              ^^^^^^^
Dec 05 13:08:54.783 INFO [stderr]    |
Dec 05 13:08:54.783 INFO [stderr]    = note: #[warn(improper_ctypes)] on by default
Dec 05 13:08:54.783 INFO [stderr]    = help: consider using an `extern fn(...) -> ...` function pointer instead
Dec 05 13:08:54.783 INFO [stderr] 
Dec 05 13:08:55.040 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Dec 05 13:08:55.040 INFO [stderr] su: No module specific data is present
Dec 05 13:08:55.436 INFO running `"docker" "inspect" "49d976018d9d5316a0b1188fa10dfd6394751c723a5015668945eb491249bdf6"`
Dec 05 13:08:55.537 INFO running `"docker" "rm" "-f" "49d976018d9d5316a0b1188fa10dfd6394751c723a5015668945eb491249bdf6"`
Dec 05 13:08:55.713 INFO [stdout] 49d976018d9d5316a0b1188fa10dfd6394751c723a5015668945eb491249bdf6
Dec 05 13:08:55.715 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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"`
Dec 05 13:08:56.026 INFO [stdout] 2a005c28b4a7aa81f8b68662076f4bccad8100fb4adb9fd83b066c13624f16b7
Dec 05 13:08:56.028 INFO running `"docker" "start" "-a" "2a005c28b4a7aa81f8b68662076f4bccad8100fb4adb9fd83b066c13624f16b7"`
Dec 05 13:08:56.948 INFO [stderr] usermod: no changes
Dec 05 13:08:57.020 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 05 13:08:57.032 INFO [stderr]      Running /target/debug/deps/rash-32899cd4f7ab1549
Dec 05 13:08:57.040 INFO [stdout] 
Dec 05 13:08:57.040 INFO [stdout] running 0 tests
Dec 05 13:08:57.040 INFO [stdout] 
Dec 05 13:08:57.040 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 13:08:57.040 INFO [stdout] 
Dec 05 13:08:57.044 INFO [stderr] su: No module specific data is present
Dec 05 13:08:57.844 INFO running `"docker" "inspect" "2a005c28b4a7aa81f8b68662076f4bccad8100fb4adb9fd83b066c13624f16b7"`
Dec 05 13:08:58.258 INFO running `"docker" "rm" "-f" "2a005c28b4a7aa81f8b68662076f4bccad8100fb4adb9fd83b066c13624f16b7"`
Dec 05 13:08:58.542 INFO [stdout] 2a005c28b4a7aa81f8b68662076f4bccad8100fb4adb9fd83b066c13624f16b7