Dec 04 09:21:30.675 INFO checking suelz/ch6 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 09:21:30.676 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 09:21:30.854 INFO [stdout] 3e3441d0690638530a486190fffdc90c658065e9d69dfe7f2846b98918a1e244
Dec 04 09:21:30.858 INFO running `"docker" "start" "-a" "3e3441d0690638530a486190fffdc90c658065e9d69dfe7f2846b98918a1e244"`
Dec 04 09:21:31.326 INFO [stderr] usermod: no changes
Dec 04 09:21:31.361 INFO [stderr]     Checking ch6 v0.1.0 (/source)
Dec 04 09:21:31.513 INFO [stderr] warning: unused variable: `six`
Dec 04 09:21:31.513 INFO [stderr]   --> src/main.rs:12:9
Dec 04 09:21:31.513 INFO [stderr]    |
Dec 04 09:21:31.513 INFO [stderr] 12 |     let six = plus_one(five);
Dec 04 09:21:31.513 INFO [stderr]    |         ^^^ help: consider using `_six` instead
Dec 04 09:21:31.513 INFO [stderr]    |
Dec 04 09:21:31.513 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 09:21:31.513 INFO [stderr] 
Dec 04 09:21:31.513 INFO [stderr] warning: unused variable: `none`
Dec 04 09:21:31.513 INFO [stderr]   --> src/main.rs:13:9
Dec 04 09:21:31.513 INFO [stderr]    |
Dec 04 09:21:31.513 INFO [stderr] 13 |     let none = plus_one(None);
Dec 04 09:21:31.513 INFO [stderr]    |         ^^^^ help: consider using `_none` instead
Dec 04 09:21:31.513 INFO [stderr] 
Dec 04 09:21:31.514 INFO [stderr] warning: enum is never used: `Coin`
Dec 04 09:21:31.514 INFO [stderr]  --> src/main.rs:2:1
Dec 04 09:21:31.514 INFO [stderr]   |
Dec 04 09:21:31.514 INFO [stderr] 2 | enum Coin{
Dec 04 09:21:31.514 INFO [stderr]   | ^^^^^^^^^
Dec 04 09:21:31.514 INFO [stderr]   |
Dec 04 09:21:31.514 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 09:21:31.514 INFO [stderr] 
Dec 04 09:21:31.514 INFO [stderr] warning: function is never used: `value_in_cents`
Dec 04 09:21:31.514 INFO [stderr]   --> src/main.rs:56:1
Dec 04 09:21:31.514 INFO [stderr]    |
Dec 04 09:21:31.514 INFO [stderr] 56 | fn value_in_cents(coin: Coin) ->u32{
Dec 04 09:21:31.514 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:21:31.514 INFO [stderr] 
Dec 04 09:21:31.528 INFO [stderr] warning: unused variable: `six`
Dec 04 09:21:31.528 INFO [stderr]   --> src/main.rs:12:9
Dec 04 09:21:31.528 INFO [stderr]    |
Dec 04 09:21:31.528 INFO [stderr] 12 |     let six = plus_one(five);
Dec 04 09:21:31.528 INFO [stderr]    |         ^^^ help: consider using `_six` instead
Dec 04 09:21:31.528 INFO [stderr]    |
Dec 04 09:21:31.528 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 09:21:31.528 INFO [stderr] 
Dec 04 09:21:31.528 INFO [stderr] warning: unused variable: `none`
Dec 04 09:21:31.528 INFO [stderr]   --> src/main.rs:13:9
Dec 04 09:21:31.528 INFO [stderr]    |
Dec 04 09:21:31.528 INFO [stderr] 13 |     let none = plus_one(None);
Dec 04 09:21:31.528 INFO [stderr]    |         ^^^^ help: consider using `_none` instead
Dec 04 09:21:31.528 INFO [stderr] 
Dec 04 09:21:31.529 INFO [stderr] warning: enum is never used: `Coin`
Dec 04 09:21:31.529 INFO [stderr]  --> src/main.rs:2:1
Dec 04 09:21:31.529 INFO [stderr]   |
Dec 04 09:21:31.529 INFO [stderr] 2 | enum Coin{
Dec 04 09:21:31.529 INFO [stderr]   | ^^^^^^^^^
Dec 04 09:21:31.529 INFO [stderr]   |
Dec 04 09:21:31.529 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 09:21:31.529 INFO [stderr] 
Dec 04 09:21:31.529 INFO [stderr] warning: function is never used: `value_in_cents`
Dec 04 09:21:31.529 INFO [stderr]   --> src/main.rs:56:1
Dec 04 09:21:31.529 INFO [stderr]    |
Dec 04 09:21:31.529 INFO [stderr] 56 | fn value_in_cents(coin: Coin) ->u32{
Dec 04 09:21:31.529 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:21:31.529 INFO [stderr] 
Dec 04 09:21:31.537 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
Dec 04 09:21:31.539 INFO [stderr] su: No module specific data is present
Dec 04 09:21:31.823 INFO running `"docker" "inspect" "3e3441d0690638530a486190fffdc90c658065e9d69dfe7f2846b98918a1e244"`
Dec 04 09:21:31.929 INFO running `"docker" "rm" "-f" "3e3441d0690638530a486190fffdc90c658065e9d69dfe7f2846b98918a1e244"`
Dec 04 09:21:32.048 INFO [stdout] 3e3441d0690638530a486190fffdc90c658065e9d69dfe7f2846b98918a1e244