Dec 03 13:22:05.451 INFO testing ed25519-dalek-1.0.0-pre.0 against 1.30.1 for beta-1.31-5
Dec 03 13:22:05.452 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 13:22:06.004 INFO [stdout] bf612fcc42e9723556e70ecec634eba7b64db99fb754d42a9ff31ba1ec41b588
Dec 03 13:22:06.006 INFO running `"docker" "start" "-a" "bf612fcc42e9723556e70ecec634eba7b64db99fb754d42a9ff31ba1ec41b588"`
Dec 03 13:22:08.106 INFO [stderr] usermod: no changes
Dec 03 13:22:08.370 INFO [stderr]    Compiling byteorder v1.2.7
Dec 03 13:22:08.370 INFO [stderr]    Compiling subtle v2.0.0-pre.0
Dec 03 13:22:08.399 INFO [stderr]    Compiling rand_core v0.2.2
Dec 03 13:22:08.419 INFO [stderr]    Compiling rand v0.6.1
Dec 03 13:22:08.420 INFO [stderr]    Compiling rand_chacha v0.1.0
Dec 03 13:22:08.420 INFO [stderr]    Compiling rand_pcg v0.1.1
Dec 03 13:22:11.609 INFO [stderr]    Compiling rand v0.5.5
Dec 03 13:22:16.558 INFO [stderr] error[E0277]: the trait bound `rngs::jitter::TimerError: std::error::Error` is not satisfied
Dec 03 13:22:16.558 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.5.5/src/rngs/jitter.rs:269:9
Dec 03 13:22:16.559 INFO [stderr]     |
Dec 03 13:22:16.559 INFO [stderr] 269 |         Error::with_cause(ErrorKind::Unavailable,
Dec 03 13:22:16.559 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^ the trait `std::error::Error` is not implemented for `rngs::jitter::TimerError`
Dec 03 13:22:16.560 INFO [stderr]     |
Dec 03 13:22:16.560 INFO [stderr]     = note: required because of the requirements on the impl of `core::convert::From<rngs::jitter::TimerError>` for `alloc::boxed::Box<(dyn std::error::Error + core::marker::Sync + core::marker::Send + 'static)>`
Dec 03 13:22:16.560 INFO [stderr]     = note: required because of the requirements on the impl of `core::convert::Into<alloc::boxed::Box<(dyn std::error::Error + core::marker::Sync + core::marker::Send + 'static)>>` for `rngs::jitter::TimerError`
Dec 03 13:22:16.563 INFO [stderr]     = note: required by `rand_core::Error::with_cause`
Dec 03 13:22:16.563 INFO [stderr] 
Dec 03 13:22:16.647 INFO [stderr] error: aborting due to previous error
Dec 03 13:22:16.647 INFO [stderr] 
Dec 03 13:22:16.647 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Dec 03 13:22:16.653 INFO [stderr] error: Could not compile `rand`.
Dec 03 13:22:16.653 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 03 13:22:19.629 INFO [stderr] error: build failed
Dec 03 13:22:19.633 INFO [stderr] su: No module specific data is present
Dec 03 13:22:20.444 INFO running `"docker" "inspect" "bf612fcc42e9723556e70ecec634eba7b64db99fb754d42a9ff31ba1ec41b588"`
Dec 03 13:22:20.716 INFO running `"docker" "rm" "-f" "bf612fcc42e9723556e70ecec634eba7b64db99fb754d42a9ff31ba1ec41b588"`
Dec 03 13:22:21.039 INFO [stdout] bf612fcc42e9723556e70ecec634eba7b64db99fb754d42a9ff31ba1ec41b588