Dec 18 17:04:48.355 INFO checking diceware-0.2.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 17:04:48.355 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/diceware/0.2.0:/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 18 17:04:48.571 INFO [stdout] ff6ace154923048a866911ecf19fa2d5a2c3373c40637e5ad245ec6ea8935aa2
Dec 18 17:04:48.574 INFO running `"docker" "start" "-a" "ff6ace154923048a866911ecf19fa2d5a2c3373c40637e5ad245ec6ea8935aa2"`
Dec 18 17:04:49.246 INFO [stderr]    Compiling diceware v0.2.0 (/opt/crater/workdir)
Dec 18 17:04:49.489 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
Dec 18 17:04:49.489 INFO [stderr]   --> build.rs:19:17
Dec 18 17:04:49.489 INFO [stderr]    |
Dec 18 17:04:49.489 INFO [stderr] 19 |        contents.slice_unchecked(1023, 543718).split(',').collect()
Dec 18 17:04:49.489 INFO [stderr]    |                 ^^^^^^^^^^^^^^^
Dec 18 17:04:49.489 INFO [stderr]    |
Dec 18 17:04:49.489 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 17:04:49.489 INFO [stderr] 
Dec 18 17:04:51.388 INFO [stderr] warning: unused import: `rand::Rng`
Dec 18 17:04:51.388 INFO [stderr]   --> src/main.rs:12:5
Dec 18 17:04:51.388 INFO [stderr]    |
Dec 18 17:04:51.388 INFO [stderr] 12 | use rand::Rng;
Dec 18 17:04:51.388 INFO [stderr]    |     ^^^^^^^^^
Dec 18 17:04:51.388 INFO [stderr]    |
Dec 18 17:04:51.388 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 17:04:51.388 INFO [stderr] 
Dec 18 17:04:51.388 INFO [stderr] warning: unused import: `std::process::exit`
Dec 18 17:04:51.388 INFO [stderr]   --> src/main.rs:13:5
Dec 18 17:04:51.388 INFO [stderr]    |
Dec 18 17:04:51.388 INFO [stderr] 13 | use std::process::exit;
Dec 18 17:04:51.388 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 18 17:04:51.388 INFO [stderr] 
Dec 18 17:04:54.389 INFO [stderr] warning: function is never used: `make_options`
Dec 18 17:04:54.389 INFO [stderr]   --> src/main.rs:17:1
Dec 18 17:04:54.389 INFO [stderr]    |
Dec 18 17:04:54.389 INFO [stderr] 17 | fn make_options() -> Options {
Dec 18 17:04:54.389 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:04:54.389 INFO [stderr]    |
Dec 18 17:04:54.389 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 17:04:54.389 INFO [stderr] 
Dec 18 17:04:54.389 INFO [stderr] warning: function is never used: `print_usage`
Dec 18 17:04:54.390 INFO [stderr]   --> src/main.rs:28:1
Dec 18 17:04:54.393 INFO [stderr]    |
Dec 18 17:04:54.393 INFO [stderr] 28 | fn print_usage(program: &str, opts: Options) {
Dec 18 17:04:54.393 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:04:54.393 INFO [stderr] 
Dec 18 17:04:55.744 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.52s
Dec 18 17:04:56.093 INFO running `"docker" "inspect" "ff6ace154923048a866911ecf19fa2d5a2c3373c40637e5ad245ec6ea8935aa2"`
Dec 18 17:04:56.228 INFO running `"docker" "rm" "-f" "ff6ace154923048a866911ecf19fa2d5a2c3373c40637e5ad245ec6ea8935aa2"`
Dec 18 17:04:56.346 INFO [stdout] ff6ace154923048a866911ecf19fa2d5a2c3373c40637e5ad245ec6ea8935aa2