Nov 28 10:12:19.382 INFO checking aarthiKarthik/Rust-Basics against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 10:12:19.382 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 28 10:12:19.603 INFO [stdout] ed5abef83ef8a77e5d24a7b6f07743f3818522f9a959de00dfedc102dc082601
Nov 28 10:12:19.605 INFO running `"docker" "start" "-a" "ed5abef83ef8a77e5d24a7b6f07743f3818522f9a959de00dfedc102dc082601"`
Nov 28 10:12:20.148 INFO [stderr] usermod: no changes
Nov 28 10:12:20.192 INFO [stderr]     Checking hello_world v0.0.1 (/source)
Nov 28 10:12:20.265 INFO [stderr] warning: unknown lint: `unused_variable`
Nov 28 10:12:20.265 INFO [stderr]  --> src/main.rs:2:10
Nov 28 10:12:20.265 INFO [stderr]   |
Nov 28 10:12:20.265 INFO [stderr] 2 | #![allow(unused_variable)]
Nov 28 10:12:20.265 INFO [stderr]   |          ^^^^^^^^^^^^^^^
Nov 28 10:12:20.265 INFO [stderr]   |
Nov 28 10:12:20.265 INFO [stderr]   = note: #[warn(unknown_lints)] on by default
Nov 28 10:12:20.265 INFO [stderr] 
Nov 28 10:12:20.304 INFO [stderr] warning: unknown lint: `unused_variable`
Nov 28 10:12:20.304 INFO [stderr]  --> src/main.rs:2:10
Nov 28 10:12:20.304 INFO [stderr]   |
Nov 28 10:12:20.304 INFO [stderr] 2 | #![allow(unused_variable)]
Nov 28 10:12:20.304 INFO [stderr]   |          ^^^^^^^^^^^^^^^
Nov 28 10:12:20.304 INFO [stderr]   |
Nov 28 10:12:20.304 INFO [stderr]   = note: #[warn(unknown_lints)] on by default
Nov 28 10:12:20.304 INFO [stderr] 
Nov 28 10:12:20.776 INFO [stderr] warning: unused variable: `a`
Nov 28 10:12:20.776 INFO [stderr]   --> src/main.rs:88:6
Nov 28 10:12:20.776 INFO [stderr]    |
Nov 28 10:12:20.776 INFO [stderr] 88 |     let a = 123;
Nov 28 10:12:20.776 INFO [stderr]    |         ^ help: consider using `_a` instead
Nov 28 10:12:20.776 INFO [stderr]    |
Nov 28 10:12:20.776 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 10:12:20.776 INFO [stderr] 
Nov 28 10:12:20.892 INFO [stderr] warning: unused variable: `a`
Nov 28 10:12:20.892 INFO [stderr]   --> src/main.rs:88:6
Nov 28 10:12:20.892 INFO [stderr]    |
Nov 28 10:12:20.892 INFO [stderr] 88 |     let a = 123;
Nov 28 10:12:20.892 INFO [stderr]    |         ^ help: consider using `_a` instead
Nov 28 10:12:20.892 INFO [stderr]    |
Nov 28 10:12:20.892 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 10:12:20.892 INFO [stderr] 
Nov 28 10:12:20.932 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Nov 28 10:12:20.936 INFO [stderr] su: No module specific data is present
Nov 28 10:12:21.376 INFO running `"docker" "inspect" "ed5abef83ef8a77e5d24a7b6f07743f3818522f9a959de00dfedc102dc082601"`
Nov 28 10:12:21.626 INFO running `"docker" "rm" "-f" "ed5abef83ef8a77e5d24a7b6f07743f3818522f9a959de00dfedc102dc082601"`
Nov 28 10:12:21.951 INFO [stdout] ed5abef83ef8a77e5d24a7b6f07743f3818522f9a959de00dfedc102dc082601