Dec 19 09:40:30.261 INFO checking rustkas/rust-101-impl against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 09:40:30.261 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/rustkas/rust-101-impl:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 09:40:30.707 INFO [stdout] cf0bf19c726e46f90bca5f1c46c82e4d00897559fbd0f45bfd687bd0e5c859fa
Dec 19 09:40:30.707 INFO running `"docker" "start" "-a" "cf0bf19c726e46f90bca5f1c46c82e4d00897559fbd0f45bfd687bd0e5c859fa"`
Dec 19 09:40:31.442 INFO [stderr]     Checking rust-101 v0.1.0 (/opt/crater/workdir)
Dec 19 09:40:31.706 INFO [stderr] warning: unused variable: `el`
Dec 19 09:40:31.706 INFO [stderr]   --> src/part0.rs:24:9
Dec 19 09:40:31.706 INFO [stderr]    |
Dec 19 09:40:31.706 INFO [stderr] 24 |     for el in vec {
Dec 19 09:40:31.706 INFO [stderr]    |         ^^ help: consider using `_el` instead
Dec 19 09:40:31.706 INFO [stderr]    |
Dec 19 09:40:31.706 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 09:40:31.706 INFO [stderr] 
Dec 19 09:40:31.706 INFO [stderr] warning: unused variable: `n`
Dec 19 09:40:31.706 INFO [stderr]   --> src/part0.rs:35:20
Dec 19 09:40:31.706 INFO [stderr]    |
Dec 19 09:40:31.707 INFO [stderr] 35 |             Number(n) => {
Dec 19 09:40:31.707 INFO [stderr]    |                    ^ help: consider using `_n` instead
Dec 19 09:40:31.707 INFO [stderr] 
Dec 19 09:40:31.707 INFO [stderr] warning: unused variable: `n`
Dec 19 09:40:31.707 INFO [stderr]   --> src/part0.rs:70:28
Dec 19 09:40:31.707 INFO [stderr]    |
Dec 19 09:40:31.707 INFO [stderr] 70 | fn print_number_or_nothing(n: NumberOrNothing) {
Dec 19 09:40:31.707 INFO [stderr]    |                            ^ help: consider using `_n` instead
Dec 19 09:40:31.707 INFO [stderr] 
Dec 19 09:40:31.708 INFO [stderr] warning: variable does not need to be mutable
Dec 19 09:40:31.708 INFO [stderr]   --> src/part0.rs:21:9
Dec 19 09:40:31.708 INFO [stderr]    |
Dec 19 09:40:31.708 INFO [stderr] 21 |     let mut min = Nothing;
Dec 19 09:40:31.708 INFO [stderr]    |         ----^^^
Dec 19 09:40:31.709 INFO [stderr]    |         |
Dec 19 09:40:31.709 INFO [stderr]    |         help: remove this `mut`
Dec 19 09:40:31.709 INFO [stderr]    |
Dec 19 09:40:31.709 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 09:40:31.709 INFO [stderr] 
Dec 19 09:40:31.709 INFO [stderr] warning: variant is never constructed: `Number`
Dec 19 09:40:31.710 INFO [stderr]   --> src/part0.rs:14:5
Dec 19 09:40:31.710 INFO [stderr]    |
Dec 19 09:40:31.710 INFO [stderr] 14 |     Number(i32),
Dec 19 09:40:31.710 INFO [stderr]    |     ^^^^^^^^^^^
Dec 19 09:40:31.710 INFO [stderr]    |
Dec 19 09:40:31.710 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 09:40:31.710 INFO [stderr] 
Dec 19 09:40:31.710 INFO [stderr] warning: function is never used: `min_i32`
Dec 19 09:40:31.710 INFO [stderr]   --> src/part0.rs:45:1
Dec 19 09:40:31.710 INFO [stderr]    |
Dec 19 09:40:31.710 INFO [stderr] 45 | fn min_i32(a: i32, b: i32) -> i32 {
Dec 19 09:40:31.710 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:40:31.710 INFO [stderr] 
Dec 19 09:40:31.824 INFO [stderr] warning: unused variable: `el`
Dec 19 09:40:31.824 INFO [stderr]   --> src/part0.rs:24:9
Dec 19 09:40:31.824 INFO [stderr]    |
Dec 19 09:40:31.824 INFO [stderr] 24 |     for el in vec {
Dec 19 09:40:31.824 INFO [stderr]    |         ^^ help: consider using `_el` instead
Dec 19 09:40:31.824 INFO [stderr]    |
Dec 19 09:40:31.824 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 09:40:31.824 INFO [stderr] 
Dec 19 09:40:31.828 INFO [stderr] warning: unused variable: `n`
Dec 19 09:40:31.828 INFO [stderr]   --> src/part0.rs:35:20
Dec 19 09:40:31.828 INFO [stderr]    |
Dec 19 09:40:31.828 INFO [stderr] 35 |             Number(n) => {
Dec 19 09:40:31.828 INFO [stderr]    |                    ^ help: consider using `_n` instead
Dec 19 09:40:31.828 INFO [stderr] 
Dec 19 09:40:31.828 INFO [stderr] warning: unused variable: `n`
Dec 19 09:40:31.828 INFO [stderr]   --> src/part0.rs:70:28
Dec 19 09:40:31.828 INFO [stderr]    |
Dec 19 09:40:31.828 INFO [stderr] 70 | fn print_number_or_nothing(n: NumberOrNothing) {
Dec 19 09:40:31.828 INFO [stderr]    |                            ^ help: consider using `_n` instead
Dec 19 09:40:31.828 INFO [stderr] 
Dec 19 09:40:31.828 INFO [stderr] warning: variable does not need to be mutable
Dec 19 09:40:31.828 INFO [stderr]   --> src/part0.rs:21:9
Dec 19 09:40:31.828 INFO [stderr]    |
Dec 19 09:40:31.828 INFO [stderr] 21 |     let mut min = Nothing;
Dec 19 09:40:31.832 INFO [stderr]    |         ----^^^
Dec 19 09:40:31.832 INFO [stderr]    |         |
Dec 19 09:40:31.832 INFO [stderr]    |         help: remove this `mut`
Dec 19 09:40:31.832 INFO [stderr]    |
Dec 19 09:40:31.832 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 09:40:31.832 INFO [stderr] 
Dec 19 09:40:31.843 INFO [stderr] warning: variant is never constructed: `Number`
Dec 19 09:40:31.843 INFO [stderr]   --> src/part0.rs:14:5
Dec 19 09:40:31.843 INFO [stderr]    |
Dec 19 09:40:31.843 INFO [stderr] 14 |     Number(i32),
Dec 19 09:40:31.843 INFO [stderr]    |     ^^^^^^^^^^^
Dec 19 09:40:31.843 INFO [stderr]    |
Dec 19 09:40:31.843 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 09:40:31.843 INFO [stderr] 
Dec 19 09:40:31.843 INFO [stderr] warning: function is never used: `min_i32`
Dec 19 09:40:31.843 INFO [stderr]   --> src/part0.rs:45:1
Dec 19 09:40:31.843 INFO [stderr]    |
Dec 19 09:40:31.843 INFO [stderr] 45 | fn min_i32(a: i32, b: i32) -> i32 {
Dec 19 09:40:31.843 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:40:31.843 INFO [stderr] 
Dec 19 09:40:31.883 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
Dec 19 09:40:32.289 INFO running `"docker" "inspect" "cf0bf19c726e46f90bca5f1c46c82e4d00897559fbd0f45bfd687bd0e5c859fa"`
Dec 19 09:40:32.435 INFO running `"docker" "rm" "-f" "cf0bf19c726e46f90bca5f1c46c82e4d00897559fbd0f45bfd687bd0e5c859fa"`
Dec 19 09:40:32.544 INFO [stdout] cf0bf19c726e46f90bca5f1c46c82e4d00897559fbd0f45bfd687bd0e5c859fa