Dec 04 23:15:54.704 INFO checking aarthiKarthik/Rust-Basics against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 23:15:54.704 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 23:15:55.047 INFO [stdout] be171a7b0daed8744fee723625fd8d4ea69d24a810750efb15e4a629262f2a21
Dec 04 23:15:55.047 INFO running `"docker" "start" "-a" "be171a7b0daed8744fee723625fd8d4ea69d24a810750efb15e4a629262f2a21"`
Dec 04 23:15:55.875 INFO [stderr] usermod: no changes
Dec 04 23:15:55.930 INFO [stderr]     Checking hello_world v0.0.1 (/source)
Dec 04 23:15:56.007 INFO [stderr] warning: unknown lint: `unused_variable`
Dec 04 23:15:56.007 INFO [stderr]  --> src/main.rs:2:10
Dec 04 23:15:56.007 INFO [stderr]   |
Dec 04 23:15:56.007 INFO [stderr] 2 | #![allow(unused_variable)]
Dec 04 23:15:56.007 INFO [stderr]   |          ^^^^^^^^^^^^^^^
Dec 04 23:15:56.007 INFO [stderr]   |
Dec 04 23:15:56.007 INFO [stderr]   = note: #[warn(unknown_lints)] on by default
Dec 04 23:15:56.007 INFO [stderr] 
Dec 04 23:15:56.077 INFO [stderr] warning: unknown lint: `unused_variable`
Dec 04 23:15:56.077 INFO [stderr]  --> src/main.rs:2:10
Dec 04 23:15:56.077 INFO [stderr]   |
Dec 04 23:15:56.077 INFO [stderr] 2 | #![allow(unused_variable)]
Dec 04 23:15:56.077 INFO [stderr]   |          ^^^^^^^^^^^^^^^
Dec 04 23:15:56.077 INFO [stderr]   |
Dec 04 23:15:56.077 INFO [stderr]   = note: #[warn(unknown_lints)] on by default
Dec 04 23:15:56.077 INFO [stderr] 
Dec 04 23:15:56.439 INFO [stderr] warning: unused variable: `a`
Dec 04 23:15:56.439 INFO [stderr]   --> src/main.rs:88:6
Dec 04 23:15:56.439 INFO [stderr]    |
Dec 04 23:15:56.439 INFO [stderr] 88 |     let a = 123;
Dec 04 23:15:56.439 INFO [stderr]    |         ^ help: consider using `_a` instead
Dec 04 23:15:56.439 INFO [stderr]    |
Dec 04 23:15:56.439 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 23:15:56.439 INFO [stderr] 
Dec 04 23:15:56.514 INFO [stderr] warning: unused variable: `a`
Dec 04 23:15:56.515 INFO [stderr]   --> src/main.rs:88:6
Dec 04 23:15:56.515 INFO [stderr]    |
Dec 04 23:15:56.515 INFO [stderr] 88 |     let a = 123;
Dec 04 23:15:56.515 INFO [stderr]    |         ^ help: consider using `_a` instead
Dec 04 23:15:56.515 INFO [stderr]    |
Dec 04 23:15:56.515 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 23:15:56.515 INFO [stderr] 
Dec 04 23:15:56.535 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
Dec 04 23:15:56.539 INFO [stderr] su: No module specific data is present
Dec 04 23:15:56.837 INFO running `"docker" "inspect" "be171a7b0daed8744fee723625fd8d4ea69d24a810750efb15e4a629262f2a21"`
Dec 04 23:15:56.932 INFO running `"docker" "rm" "-f" "be171a7b0daed8744fee723625fd8d4ea69d24a810750efb15e4a629262f2a21"`
Dec 04 23:15:56.989 INFO [stdout] be171a7b0daed8744fee723625fd8d4ea69d24a810750efb15e4a629262f2a21