Dec 07 18:03:31.837 INFO testing ed25519-dalek-1.0.0-pre.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 18:03:31.837 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 18:03:32.254 INFO [stdout] 9cb4072c3fa404589c60864d9a21c259a07edf585095d48f6b61f138548766e4
Dec 07 18:03:32.255 INFO running `"docker" "start" "-a" "9cb4072c3fa404589c60864d9a21c259a07edf585095d48f6b61f138548766e4"`
Dec 07 18:03:34.339 INFO [stderr] usermod: no changes
Dec 07 18:03:34.619 INFO [stderr]    Compiling rand v0.5.5
Dec 07 18:03:34.619 INFO [stderr]    Compiling rand v0.6.1
Dec 07 18:03:37.568 INFO [stderr] error[E0277]: the trait bound `rngs::jitter::TimerError: std::error::Error` is not satisfied
Dec 07 18:03:37.569 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.5.5/src/rngs/jitter.rs:269:9
Dec 07 18:03:37.569 INFO [stderr]     |
Dec 07 18:03:37.570 INFO [stderr] 269 |         Error::with_cause(ErrorKind::Unavailable,
Dec 07 18:03:37.570 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^ the trait `std::error::Error` is not implemented for `rngs::jitter::TimerError`
Dec 07 18:03:37.570 INFO [stderr]     |
Dec 07 18:03:37.571 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::Send + core::marker::Sync + 'static)>`
Dec 07 18:03:37.571 INFO [stderr]     = note: required because of the requirements on the impl of `core::convert::Into<alloc::boxed::Box<(dyn std::error::Error + core::marker::Send + core::marker::Sync + 'static)>>` for `rngs::jitter::TimerError`
Dec 07 18:03:37.571 INFO [stderr]     = note: required by `rand_core::Error::with_cause`
Dec 07 18:03:37.572 INFO [stderr] 
Dec 07 18:03:37.652 INFO [stderr] error: aborting due to previous error
Dec 07 18:03:37.653 INFO [stderr] 
Dec 07 18:03:37.653 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Dec 07 18:03:37.669 INFO [stderr] error: Could not compile `rand`.
Dec 07 18:03:37.669 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 07 18:03:39.885 INFO [stderr] error: build failed
Dec 07 18:03:39.893 INFO [stderr] su: No module specific data is present
Dec 07 18:03:41.173 INFO running `"docker" "inspect" "9cb4072c3fa404589c60864d9a21c259a07edf585095d48f6b61f138548766e4"`
Dec 07 18:03:41.521 INFO running `"docker" "rm" "-f" "9cb4072c3fa404589c60864d9a21c259a07edf585095d48f6b61f138548766e4"`
Dec 07 18:03:41.853 INFO [stdout] 9cb4072c3fa404589c60864d9a21c259a07edf585095d48f6b61f138548766e4