Nov 30 03:31:49.532 INFO checking elpiel/rust-grep against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 03:31:49.532 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 03:31:49.715 INFO [stdout] 8e5fb1e0840b8a5e928df8d3ae9cf5d4ba1269ae902d2d9ea5e39ac090357e76
Nov 30 03:31:49.722 INFO running `"docker" "start" "-a" "8e5fb1e0840b8a5e928df8d3ae9cf5d4ba1269ae902d2d9ea5e39ac090357e76"`
Nov 30 03:31:50.647 INFO [stderr] usermod: no changes
Nov 30 03:31:50.705 INFO [stderr]     Checking grep v0.1.0 (/source)
Nov 30 03:31:51.362 INFO [stderr] warning: unused `#[macro_use]` import
Nov 30 03:31:51.362 INFO [stderr]  --> src/main.rs:1:1
Nov 30 03:31:51.362 INFO [stderr]   |
Nov 30 03:31:51.362 INFO [stderr] 1 | #[macro_use] extern crate lazy_static;
Nov 30 03:31:51.362 INFO [stderr]   | ^^^^^^^^^^^^
Nov 30 03:31:51.362 INFO [stderr]   |
Nov 30 03:31:51.362 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 03:31:51.362 INFO [stderr] 
Nov 30 03:31:51.424 INFO [stderr] warning: unused variable: `colorful_output`
Nov 30 03:31:51.424 INFO [stderr]   --> src/main.rs:11:9
Nov 30 03:31:51.424 INFO [stderr]    |
Nov 30 03:31:51.424 INFO [stderr] 11 |     let colorful_output = true;
Nov 30 03:31:51.424 INFO [stderr]    |         ^^^^^^^^^^^^^^^ help: consider using `_colorful_output` instead
Nov 30 03:31:51.424 INFO [stderr]    |
Nov 30 03:31:51.424 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 03:31:51.424 INFO [stderr] 
Nov 30 03:31:51.436 INFO [stderr] warning: unused `#[macro_use]` import
Nov 30 03:31:51.437 INFO [stderr]  --> src/main.rs:1:1
Nov 30 03:31:51.437 INFO [stderr]   |
Nov 30 03:31:51.437 INFO [stderr] 1 | #[macro_use] extern crate lazy_static;
Nov 30 03:31:51.437 INFO [stderr]   | ^^^^^^^^^^^^
Nov 30 03:31:51.437 INFO [stderr]   |
Nov 30 03:31:51.437 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 03:31:51.437 INFO [stderr] 
Nov 30 03:31:51.508 INFO [stderr] warning: unused variable: `colorful_output`
Nov 30 03:31:51.508 INFO [stderr]   --> src/main.rs:11:9
Nov 30 03:31:51.508 INFO [stderr]    |
Nov 30 03:31:51.508 INFO [stderr] 11 |     let colorful_output = true;
Nov 30 03:31:51.508 INFO [stderr]    |         ^^^^^^^^^^^^^^^ help: consider using `_colorful_output` instead
Nov 30 03:31:51.508 INFO [stderr]    |
Nov 30 03:31:51.508 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 03:31:51.508 INFO [stderr] 
Nov 30 03:31:51.552 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
Nov 30 03:31:51.556 INFO [stderr] su: No module specific data is present
Nov 30 03:31:52.212 INFO running `"docker" "inspect" "8e5fb1e0840b8a5e928df8d3ae9cf5d4ba1269ae902d2d9ea5e39ac090357e76"`
Nov 30 03:31:52.472 INFO running `"docker" "rm" "-f" "8e5fb1e0840b8a5e928df8d3ae9cf5d4ba1269ae902d2d9ea5e39ac090357e76"`
Nov 30 03:31:52.748 INFO [stdout] 8e5fb1e0840b8a5e928df8d3ae9cf5d4ba1269ae902d2d9ea5e39ac090357e76