Dec 17 16:25:48.077 INFO checking rustkas/rust-101-impl against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 16:25:48.077 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 16:25:48.281 INFO [stdout] 2f10d931847c9e24b22267266ba6801d8538ea66f78dc713d233f0ab7cdeb162
Dec 17 16:25:48.286 INFO running `"docker" "start" "-a" "2f10d931847c9e24b22267266ba6801d8538ea66f78dc713d233f0ab7cdeb162"`
Dec 17 16:25:49.448 INFO [stderr]     Checking rust-101 v0.1.0 (/opt/crater/workdir)
Dec 17 16:25:49.924 INFO [stderr] warning: unused variable: `el`
Dec 17 16:25:49.924 INFO [stderr]   --> src/part0.rs:24:9
Dec 17 16:25:49.924 INFO [stderr]    |
Dec 17 16:25:49.924 INFO [stderr] 24 |     for el in vec {
Dec 17 16:25:49.924 INFO [stderr]    |         ^^ help: consider using `_el` instead
Dec 17 16:25:49.924 INFO [stderr]    |
Dec 17 16:25:49.924 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 16:25:49.924 INFO [stderr] 
Dec 17 16:25:49.924 INFO [stderr] warning: unused variable: `n`
Dec 17 16:25:49.924 INFO [stderr]   --> src/part0.rs:35:20
Dec 17 16:25:49.924 INFO [stderr]    |
Dec 17 16:25:49.924 INFO [stderr] 35 |             Number(n) => {
Dec 17 16:25:49.924 INFO [stderr]    |                    ^ help: consider using `_n` instead
Dec 17 16:25:49.924 INFO [stderr] 
Dec 17 16:25:49.924 INFO [stderr] warning: unused variable: `n`
Dec 17 16:25:49.924 INFO [stderr]   --> src/part0.rs:70:28
Dec 17 16:25:49.924 INFO [stderr]    |
Dec 17 16:25:49.924 INFO [stderr] 70 | fn print_number_or_nothing(n: NumberOrNothing) {
Dec 17 16:25:49.924 INFO [stderr]    |                            ^ help: consider using `_n` instead
Dec 17 16:25:49.924 INFO [stderr] 
Dec 17 16:25:49.926 INFO [stderr] warning: variable does not need to be mutable
Dec 17 16:25:49.926 INFO [stderr]   --> src/part0.rs:21:9
Dec 17 16:25:49.927 INFO [stderr]    |
Dec 17 16:25:49.927 INFO [stderr] 21 |     let mut min = Nothing;
Dec 17 16:25:49.927 INFO [stderr]    |         ----^^^
Dec 17 16:25:49.927 INFO [stderr]    |         |
Dec 17 16:25:49.927 INFO [stderr]    |         help: remove this `mut`
Dec 17 16:25:49.927 INFO [stderr]    |
Dec 17 16:25:49.928 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 16:25:49.929 INFO [stderr] 
Dec 17 16:25:49.929 INFO [stderr] warning: variant is never constructed: `Number`
Dec 17 16:25:49.930 INFO [stderr]   --> src/part0.rs:14:5
Dec 17 16:25:49.930 INFO [stderr]    |
Dec 17 16:25:49.930 INFO [stderr] 14 |     Number(i32),
Dec 17 16:25:49.930 INFO [stderr]    |     ^^^^^^^^^^^
Dec 17 16:25:49.930 INFO [stderr]    |
Dec 17 16:25:49.930 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 16:25:49.931 INFO [stderr] 
Dec 17 16:25:49.931 INFO [stderr] warning: function is never used: `min_i32`
Dec 17 16:25:49.931 INFO [stderr]   --> src/part0.rs:45:1
Dec 17 16:25:49.931 INFO [stderr]    |
Dec 17 16:25:49.931 INFO [stderr] 45 | fn min_i32(a: i32, b: i32) -> i32 {
Dec 17 16:25:49.931 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:25:49.931 INFO [stderr] 
Dec 17 16:25:50.069 INFO [stderr] warning: unused variable: `el`
Dec 17 16:25:50.069 INFO [stderr]   --> src/part0.rs:24:9
Dec 17 16:25:50.070 INFO [stderr]    |
Dec 17 16:25:50.070 INFO [stderr] 24 |     for el in vec {
Dec 17 16:25:50.070 INFO [stderr]    |         ^^ help: consider using `_el` instead
Dec 17 16:25:50.070 INFO [stderr]    |
Dec 17 16:25:50.070 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 16:25:50.070 INFO [stderr] 
Dec 17 16:25:50.070 INFO [stderr] warning: unused variable: `n`
Dec 17 16:25:50.070 INFO [stderr]   --> src/part0.rs:35:20
Dec 17 16:25:50.070 INFO [stderr]    |
Dec 17 16:25:50.070 INFO [stderr] 35 |             Number(n) => {
Dec 17 16:25:50.070 INFO [stderr]    |                    ^ help: consider using `_n` instead
Dec 17 16:25:50.070 INFO [stderr] 
Dec 17 16:25:50.074 INFO [stderr] warning: unused variable: `n`
Dec 17 16:25:50.074 INFO [stderr]   --> src/part0.rs:70:28
Dec 17 16:25:50.074 INFO [stderr]    |
Dec 17 16:25:50.075 INFO [stderr] 70 | fn print_number_or_nothing(n: NumberOrNothing) {
Dec 17 16:25:50.075 INFO [stderr]    |                            ^ help: consider using `_n` instead
Dec 17 16:25:50.075 INFO [stderr] 
Dec 17 16:25:50.075 INFO [stderr] warning: variable does not need to be mutable
Dec 17 16:25:50.075 INFO [stderr]   --> src/part0.rs:21:9
Dec 17 16:25:50.076 INFO [stderr]    |
Dec 17 16:25:50.076 INFO [stderr] 21 |     let mut min = Nothing;
Dec 17 16:25:50.076 INFO [stderr]    |         ----^^^
Dec 17 16:25:50.076 INFO [stderr]    |         |
Dec 17 16:25:50.076 INFO [stderr]    |         help: remove this `mut`
Dec 17 16:25:50.077 INFO [stderr]    |
Dec 17 16:25:50.077 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 16:25:50.078 INFO [stderr] 
Dec 17 16:25:50.078 INFO [stderr] warning: variant is never constructed: `Number`
Dec 17 16:25:50.078 INFO [stderr]   --> src/part0.rs:14:5
Dec 17 16:25:50.078 INFO [stderr]    |
Dec 17 16:25:50.079 INFO [stderr] 14 |     Number(i32),
Dec 17 16:25:50.079 INFO [stderr]    |     ^^^^^^^^^^^
Dec 17 16:25:50.079 INFO [stderr]    |
Dec 17 16:25:50.079 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 16:25:50.079 INFO [stderr] 
Dec 17 16:25:50.082 INFO [stderr] warning: function is never used: `min_i32`
Dec 17 16:25:50.082 INFO [stderr]   --> src/part0.rs:45:1
Dec 17 16:25:50.082 INFO [stderr]    |
Dec 17 16:25:50.082 INFO [stderr] 45 | fn min_i32(a: i32, b: i32) -> i32 {
Dec 17 16:25:50.082 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:25:50.082 INFO [stderr] 
Dec 17 16:25:50.153 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
Dec 17 16:25:50.594 INFO running `"docker" "inspect" "2f10d931847c9e24b22267266ba6801d8538ea66f78dc713d233f0ab7cdeb162"`
Dec 17 16:25:50.665 INFO running `"docker" "rm" "-f" "2f10d931847c9e24b22267266ba6801d8538ea66f78dc713d233f0ab7cdeb162"`
Dec 17 16:25:50.773 INFO [stdout] 2f10d931847c9e24b22267266ba6801d8538ea66f78dc713d233f0ab7cdeb162