Dec 12 08:19:03.349 INFO checking rust-base58-0.0.4 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 08:19:03.349 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 08:19:03.736 INFO [stdout] d71b7167f4ab07810ec576a55f0526cbfe8dc66f40f8b68a9a057878d1ad1ff9
Dec 12 08:19:03.738 INFO running `"docker" "start" "-a" "d71b7167f4ab07810ec576a55f0526cbfe8dc66f40f8b68a9a057878d1ad1ff9"`
Dec 12 08:19:05.084 INFO [stderr] usermod: no changes
Dec 12 08:19:05.240 INFO [stderr]     Checking rust-base58 v0.0.4 (/source)
Dec 12 08:19:06.580 INFO [stderr] warning: static item is never used: `FLICKR_ALPHA`
Dec 12 08:19:06.580 INFO [stderr]   --> src/base58.rs:12:1
Dec 12 08:19:06.580 INFO [stderr]    |
Dec 12 08:19:06.580 INFO [stderr] 12 | / static FLICKR_ALPHA: &'static[u8] = b"123456789\
Dec 12 08:19:06.580 INFO [stderr] 13 | |                                       abcdefghijkmnopqrstuvwxyz\
Dec 12 08:19:06.580 INFO [stderr] 14 | |                                       ABCDEFGHJKLMNPQRSTUVWXYZ";
Dec 12 08:19:06.580 INFO [stderr]    | |________________________________________________________________^
Dec 12 08:19:06.580 INFO [stderr]    |
Dec 12 08:19:06.580 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 08:19:06.580 INFO [stderr] 
Dec 12 08:19:07.416 INFO [stderr] error[E0599]: no method named `gen_iter` found for type `rand::prelude::ThreadRng` in the current scope
Dec 12 08:19:07.420 INFO [stderr]    --> src/base58.rs:201:34
Dec 12 08:19:07.420 INFO [stderr]     |
Dec 12 08:19:07.420 INFO [stderr] 201 |             let v = thread_rng().gen_iter::<u8>().take(times)
Dec 12 08:19:07.420 INFO [stderr]     |                                  ^^^^^^^^
Dec 12 08:19:07.420 INFO [stderr] 
Dec 12 08:19:07.420 INFO [stderr] error: aborting due to previous error
Dec 12 08:19:07.420 INFO [stderr] 
Dec 12 08:19:07.420 INFO [stderr] For more information about this error, try `rustc --explain E0599`.
Dec 12 08:19:07.444 INFO [stderr] error: Could not compile `rust-base58`.
Dec 12 08:19:07.444 INFO [stderr] 
Dec 12 08:19:07.444 INFO [stderr] To learn more, run the command again with --verbose.
Dec 12 08:19:07.444 INFO [stderr] su: No module specific data is present
Dec 12 08:19:08.530 INFO running `"docker" "inspect" "d71b7167f4ab07810ec576a55f0526cbfe8dc66f40f8b68a9a057878d1ad1ff9"`
Dec 12 08:19:08.936 INFO running `"docker" "rm" "-f" "d71b7167f4ab07810ec576a55f0526cbfe8dc66f40f8b68a9a057878d1ad1ff9"`
Dec 12 08:19:09.237 INFO [stdout] d71b7167f4ab07810ec576a55f0526cbfe8dc66f40f8b68a9a057878d1ad1ff9