Dec 14 21:44:59.941 INFO testing rust-base58-0.0.4 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 21:44:59.941 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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 14 21:45:00.307 INFO [stdout] 44daf65057556a2dc4971c407d832e6a768d4d1a503c14503ddd37a65515b4af
Dec 14 21:45:00.311 INFO running `"docker" "start" "-a" "44daf65057556a2dc4971c407d832e6a768d4d1a503c14503ddd37a65515b4af"`
Dec 14 21:45:01.212 INFO [stderr] usermod: no changes
Dec 14 21:45:01.343 INFO [stderr]    Compiling rust-base58 v0.0.4 (/source)
Dec 14 21:45:02.399 INFO [stderr] warning: static item is never used: `FLICKR_ALPHA`
Dec 14 21:45:02.399 INFO [stderr]   --> src/base58.rs:12:1
Dec 14 21:45:02.399 INFO [stderr]    |
Dec 14 21:45:02.399 INFO [stderr] 12 | / static FLICKR_ALPHA: &'static[u8] = b"123456789\
Dec 14 21:45:02.399 INFO [stderr] 13 | |                                       abcdefghijkmnopqrstuvwxyz\
Dec 14 21:45:02.399 INFO [stderr] 14 | |                                       ABCDEFGHJKLMNPQRSTUVWXYZ";
Dec 14 21:45:02.399 INFO [stderr]    | |________________________________________________________________^
Dec 14 21:45:02.399 INFO [stderr]    |
Dec 14 21:45:02.399 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 14 21:45:02.399 INFO [stderr] 
Dec 14 21:45:02.591 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
Dec 14 21:45:02.595 INFO [stderr] su: No module specific data is present
Dec 14 21:45:03.146 INFO running `"docker" "inspect" "44daf65057556a2dc4971c407d832e6a768d4d1a503c14503ddd37a65515b4af"`
Dec 14 21:45:03.371 INFO running `"docker" "rm" "-f" "44daf65057556a2dc4971c407d832e6a768d4d1a503c14503ddd37a65515b4af"`
Dec 14 21:45:03.642 INFO [stdout] 44daf65057556a2dc4971c407d832e6a768d4d1a503c14503ddd37a65515b4af
Dec 14 21:45:03.648 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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 14 21:45:03.991 INFO [stdout] b30072c1006a2328b3cd1eab76a046696af4f571193ac91a6bd5d7478262530a
Dec 14 21:45:03.993 INFO running `"docker" "start" "-a" "b30072c1006a2328b3cd1eab76a046696af4f571193ac91a6bd5d7478262530a"`
Dec 14 21:45:04.950 INFO [stderr] usermod: no changes
Dec 14 21:45:05.087 INFO [stderr]    Compiling rand v0.6.1
Dec 14 21:45:09.155 INFO [stderr]    Compiling rust-base58 v0.0.4 (/source)
Dec 14 21:45:10.755 INFO [stderr] error[E0599]: no method named `gen_iter` found for type `rand::prelude::ThreadRng` in the current scope
Dec 14 21:45:10.755 INFO [stderr]    --> src/base58.rs:201:34
Dec 14 21:45:10.755 INFO [stderr]     |
Dec 14 21:45:10.755 INFO [stderr] 201 |             let v = thread_rng().gen_iter::<u8>().take(times)
Dec 14 21:45:10.755 INFO [stderr]     |                                  ^^^^^^^^
Dec 14 21:45:10.755 INFO [stderr] 
Dec 14 21:45:10.755 INFO [stderr] error: aborting due to previous error
Dec 14 21:45:10.755 INFO [stderr] 
Dec 14 21:45:10.755 INFO [stderr] For more information about this error, try `rustc --explain E0599`.
Dec 14 21:45:10.759 INFO [stderr] error: Could not compile `rust-base58`.
Dec 14 21:45:10.759 INFO [stderr] 
Dec 14 21:45:10.759 INFO [stderr] To learn more, run the command again with --verbose.
Dec 14 21:45:10.762 INFO [stderr] su: No module specific data is present
Dec 14 21:45:11.225 INFO running `"docker" "inspect" "b30072c1006a2328b3cd1eab76a046696af4f571193ac91a6bd5d7478262530a"`
Dec 14 21:45:11.448 INFO running `"docker" "rm" "-f" "b30072c1006a2328b3cd1eab76a046696af4f571193ac91a6bd5d7478262530a"`
Dec 14 21:45:11.610 INFO [stdout] b30072c1006a2328b3cd1eab76a046696af4f571193ac91a6bd5d7478262530a