Dec 05 07:27:21.235 INFO checking rust-base58-0.0.4 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 07:27:21.235 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 05 07:27:21.779 INFO [stdout] 50acb0ae56b4606f2836969e4fac617f04d41e9807df41ac05ad86e5b82ec8ff
Dec 05 07:27:21.782 INFO running `"docker" "start" "-a" "50acb0ae56b4606f2836969e4fac617f04d41e9807df41ac05ad86e5b82ec8ff"`
Dec 05 07:27:22.811 INFO [stderr] usermod: no changes
Dec 05 07:27:22.954 INFO [stderr]     Checking rust-base58 v0.0.4 (/source)
Dec 05 07:27:24.560 INFO [stderr] warning: static item is never used: `FLICKR_ALPHA`
Dec 05 07:27:24.560 INFO [stderr]   --> src/base58.rs:12:1
Dec 05 07:27:24.560 INFO [stderr]    |
Dec 05 07:27:24.560 INFO [stderr] 12 | / static FLICKR_ALPHA: &'static[u8] = b"123456789\
Dec 05 07:27:24.560 INFO [stderr] 13 | |                                       abcdefghijkmnopqrstuvwxyz\
Dec 05 07:27:24.560 INFO [stderr] 14 | |                                       ABCDEFGHJKLMNPQRSTUVWXYZ";
Dec 05 07:27:24.560 INFO [stderr]    | |________________________________________________________________^
Dec 05 07:27:24.560 INFO [stderr]    |
Dec 05 07:27:24.560 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 07:27:24.560 INFO [stderr] 
Dec 05 07:27:25.527 INFO [stderr] error[E0599]: no method named `gen_iter` found for type `rand::prelude::ThreadRng` in the current scope
Dec 05 07:27:25.527 INFO [stderr]    --> src/base58.rs:201:34
Dec 05 07:27:25.527 INFO [stderr]     |
Dec 05 07:27:25.527 INFO [stderr] 201 |             let v = thread_rng().gen_iter::<u8>().take(times)
Dec 05 07:27:25.527 INFO [stderr]     |                                  ^^^^^^^^
Dec 05 07:27:25.527 INFO [stderr] 
Dec 05 07:27:25.529 INFO [stderr] error: aborting due to previous error
Dec 05 07:27:25.529 INFO [stderr] 
Dec 05 07:27:25.529 INFO [stderr] For more information about this error, try `rustc --explain E0599`.
Dec 05 07:27:25.547 INFO [stderr] error: Could not compile `rust-base58`.
Dec 05 07:27:25.547 INFO [stderr] 
Dec 05 07:27:25.547 INFO [stderr] To learn more, run the command again with --verbose.
Dec 05 07:27:25.547 INFO [stderr] su: No module specific data is present
Dec 05 07:27:26.347 INFO running `"docker" "inspect" "50acb0ae56b4606f2836969e4fac617f04d41e9807df41ac05ad86e5b82ec8ff"`
Dec 05 07:27:26.739 INFO running `"docker" "rm" "-f" "50acb0ae56b4606f2836969e4fac617f04d41e9807df41ac05ad86e5b82ec8ff"`
Dec 05 07:27:27.097 INFO [stdout] 50acb0ae56b4606f2836969e4fac617f04d41e9807df41ac05ad86e5b82ec8ff