Dec 04 11:04:55.848 INFO checking rustkas/rust-101-impl against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 11:04:55.848 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 11:04:56.243 INFO [stdout] 887218afd552050e3b81c33ed429518ae55723b77c59581f4bb2fa027b3c7dae
Dec 04 11:04:56.249 INFO running `"docker" "start" "-a" "887218afd552050e3b81c33ed429518ae55723b77c59581f4bb2fa027b3c7dae"`
Dec 04 11:04:57.731 INFO [stderr] usermod: no changes
Dec 04 11:04:57.843 INFO [stderr]     Checking rust-101 v0.1.0 (/source)
Dec 04 11:04:58.939 INFO [stderr] warning: unused variable: `el`
Dec 04 11:04:58.939 INFO [stderr]   --> src/part0.rs:24:9
Dec 04 11:04:58.939 INFO [stderr]    |
Dec 04 11:04:58.939 INFO [stderr] 24 |     for el in vec {
Dec 04 11:04:58.939 INFO [stderr]    |         ^^ help: consider using `_el` instead
Dec 04 11:04:58.939 INFO [stderr]    |
Dec 04 11:04:58.939 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 11:04:58.939 INFO [stderr] 
Dec 04 11:04:58.939 INFO [stderr] warning: unused variable: `n`
Dec 04 11:04:58.939 INFO [stderr]   --> src/part0.rs:35:20
Dec 04 11:04:58.939 INFO [stderr]    |
Dec 04 11:04:58.939 INFO [stderr] 35 |             Number(n) => {
Dec 04 11:04:58.939 INFO [stderr]    |                    ^ help: consider using `_n` instead
Dec 04 11:04:58.939 INFO [stderr] 
Dec 04 11:04:58.939 INFO [stderr] warning: unused variable: `n`
Dec 04 11:04:58.939 INFO [stderr]   --> src/part0.rs:70:28
Dec 04 11:04:58.939 INFO [stderr]    |
Dec 04 11:04:58.939 INFO [stderr] 70 | fn print_number_or_nothing(n: NumberOrNothing) {
Dec 04 11:04:58.939 INFO [stderr]    |                            ^ help: consider using `_n` instead
Dec 04 11:04:58.939 INFO [stderr] 
Dec 04 11:04:58.947 INFO [stderr] warning: variable does not need to be mutable
Dec 04 11:04:58.947 INFO [stderr]   --> src/part0.rs:21:9
Dec 04 11:04:58.947 INFO [stderr]    |
Dec 04 11:04:58.947 INFO [stderr] 21 |     let mut min = Nothing;
Dec 04 11:04:58.947 INFO [stderr]    |         ----^^^
Dec 04 11:04:58.947 INFO [stderr]    |         |
Dec 04 11:04:58.947 INFO [stderr]    |         help: remove this `mut`
Dec 04 11:04:58.947 INFO [stderr]    |
Dec 04 11:04:58.947 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 11:04:58.947 INFO [stderr] 
Dec 04 11:04:58.949 INFO [stderr] warning: variant is never constructed: `Number`
Dec 04 11:04:58.949 INFO [stderr]   --> src/part0.rs:14:5
Dec 04 11:04:58.949 INFO [stderr]    |
Dec 04 11:04:58.949 INFO [stderr] 14 |     Number(i32),
Dec 04 11:04:58.949 INFO [stderr]    |     ^^^^^^^^^^^
Dec 04 11:04:58.949 INFO [stderr]    |
Dec 04 11:04:58.949 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 11:04:58.949 INFO [stderr] 
Dec 04 11:04:58.949 INFO [stderr] warning: function is never used: `min_i32`
Dec 04 11:04:58.949 INFO [stderr]   --> src/part0.rs:45:1
Dec 04 11:04:58.949 INFO [stderr]    |
Dec 04 11:04:58.949 INFO [stderr] 45 | fn min_i32(a: i32, b: i32) -> i32 {
Dec 04 11:04:58.949 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 11:04:58.949 INFO [stderr] 
Dec 04 11:04:58.999 INFO [stderr] warning: unused variable: `el`
Dec 04 11:04:58.999 INFO [stderr]   --> src/part0.rs:24:9
Dec 04 11:04:58.999 INFO [stderr]    |
Dec 04 11:04:58.999 INFO [stderr] 24 |     for el in vec {
Dec 04 11:04:58.999 INFO [stderr]    |         ^^ help: consider using `_el` instead
Dec 04 11:04:59.015 INFO [stderr]    |
Dec 04 11:04:59.015 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 11:04:59.015 INFO [stderr] 
Dec 04 11:04:59.015 INFO [stderr] warning: unused variable: `n`
Dec 04 11:04:59.015 INFO [stderr]   --> src/part0.rs:35:20
Dec 04 11:04:59.015 INFO [stderr]    |
Dec 04 11:04:59.015 INFO [stderr] 35 |             Number(n) => {
Dec 04 11:04:59.015 INFO [stderr]    |                    ^ help: consider using `_n` instead
Dec 04 11:04:59.015 INFO [stderr] 
Dec 04 11:04:59.015 INFO [stderr] warning: unused variable: `n`
Dec 04 11:04:59.015 INFO [stderr]   --> src/part0.rs:70:28
Dec 04 11:04:59.015 INFO [stderr]    |
Dec 04 11:04:59.015 INFO [stderr] 70 | fn print_number_or_nothing(n: NumberOrNothing) {
Dec 04 11:04:59.015 INFO [stderr]    |                            ^ help: consider using `_n` instead
Dec 04 11:04:59.015 INFO [stderr] 
Dec 04 11:04:59.015 INFO [stderr] warning: variable does not need to be mutable
Dec 04 11:04:59.015 INFO [stderr]   --> src/part0.rs:21:9
Dec 04 11:04:59.015 INFO [stderr]    |
Dec 04 11:04:59.015 INFO [stderr] 21 |     let mut min = Nothing;
Dec 04 11:04:59.015 INFO [stderr]    |         ----^^^
Dec 04 11:04:59.015 INFO [stderr]    |         |
Dec 04 11:04:59.015 INFO [stderr]    |         help: remove this `mut`
Dec 04 11:04:59.028 INFO [stderr]    |
Dec 04 11:04:59.028 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 11:04:59.028 INFO [stderr] 
Dec 04 11:04:59.028 INFO [stderr] warning: variant is never constructed: `Number`
Dec 04 11:04:59.028 INFO [stderr]   --> src/part0.rs:14:5
Dec 04 11:04:59.028 INFO [stderr]    |
Dec 04 11:04:59.028 INFO [stderr] 14 |     Number(i32),
Dec 04 11:04:59.028 INFO [stderr]    |     ^^^^^^^^^^^
Dec 04 11:04:59.034 INFO [stderr]    |
Dec 04 11:04:59.034 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 11:04:59.034 INFO [stderr] 
Dec 04 11:04:59.034 INFO [stderr] warning: function is never used: `min_i32`
Dec 04 11:04:59.034 INFO [stderr]   --> src/part0.rs:45:1
Dec 04 11:04:59.034 INFO [stderr]    |
Dec 04 11:04:59.034 INFO [stderr] 45 | fn min_i32(a: i32, b: i32) -> i32 {
Dec 04 11:04:59.034 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 11:04:59.034 INFO [stderr] 
Dec 04 11:04:59.279 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
Dec 04 11:04:59.279 INFO [stderr] su: No module specific data is present
Dec 04 11:05:00.305 INFO running `"docker" "inspect" "887218afd552050e3b81c33ed429518ae55723b77c59581f4bb2fa027b3c7dae"`
Dec 04 11:05:00.668 INFO running `"docker" "rm" "-f" "887218afd552050e3b81c33ed429518ae55723b77c59581f4bb2fa027b3c7dae"`
Dec 04 11:05:00.903 INFO [stdout] 887218afd552050e3b81c33ed429518ae55723b77c59581f4bb2fa027b3c7dae