Dec 05 14:19:06.301 INFO checking ed25519-dalek-1.0.0-pre.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 14:19:06.301 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 14:19:06.550 INFO [stdout] 3ff38adf0a72580528f0e7d17844e4588c76f60f0a4856a5d8a5906f0058a4e5
Dec 05 14:19:06.558 INFO running `"docker" "start" "-a" "3ff38adf0a72580528f0e7d17844e4588c76f60f0a4856a5d8a5906f0058a4e5"`
Dec 05 14:19:07.378 INFO [stderr] usermod: no changes
Dec 05 14:19:07.767 INFO [stderr]    Compiling subtle v2.0.0-pre.0
Dec 05 14:19:07.767 INFO [stderr]    Compiling byteorder v1.2.7
Dec 05 14:19:07.779 INFO [stderr]    Compiling rand_isaac v0.1.1
Dec 05 14:19:07.779 INFO [stderr]    Compiling rand_hc v0.1.0
Dec 05 14:19:07.779 INFO [stderr]    Compiling rand_xorshift v0.1.0
Dec 05 14:19:07.779 INFO [stderr]     Checking rand_core v0.2.2
Dec 05 14:19:07.779 INFO [stderr]     Checking term v0.5.1
Dec 05 14:19:10.535 INFO [stderr]     Checking criterion-plot v0.2.5
Dec 05 14:19:10.575 INFO [stderr]     Checking rand v0.5.5
Dec 05 14:19:10.839 INFO [stderr]    Compiling rand v0.6.1
Dec 05 14:19:10.904 INFO [stderr]     Checking bincode v0.9.2
Dec 05 14:19:10.990 INFO [stderr]     Checking block-buffer v0.7.0
Dec 05 14:19:13.900 INFO [stderr]    Compiling rand_pcg v0.1.1
Dec 05 14:19:13.960 INFO [stderr]    Compiling rand_chacha v0.1.0
Dec 05 14:19:14.483 INFO [stderr]     Checking simplelog v0.5.3
Dec 05 14:19:16.023 INFO [stderr]     Checking sha2 v0.8.0
Dec 05 14:19:16.423 INFO [stderr]     Checking criterion v0.2.5
Dec 05 14:19:16.867 INFO [stderr] error[E0277]: the trait bound `rngs::jitter::TimerError: std::error::Error` is not satisfied
Dec 05 14:19:16.867 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.5.5/src/rngs/jitter.rs:269:9
Dec 05 14:19:16.867 INFO [stderr]     |
Dec 05 14:19:16.867 INFO [stderr] 269 |         Error::with_cause(ErrorKind::Unavailable,
Dec 05 14:19:16.867 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^ the trait `std::error::Error` is not implemented for `rngs::jitter::TimerError`
Dec 05 14:19:16.867 INFO [stderr]     |
Dec 05 14:19:16.867 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 05 14:19:16.867 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 05 14:19:16.867 INFO [stderr]     = note: required by `rand_core::Error::with_cause`
Dec 05 14:19:16.867 INFO [stderr] 
Dec 05 14:19:16.923 INFO [stderr] error: aborting due to previous error
Dec 05 14:19:16.923 INFO [stderr] 
Dec 05 14:19:16.923 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Dec 05 14:19:16.930 INFO [stderr] error: Could not compile `rand`.
Dec 05 14:19:16.930 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 05 14:19:23.563 INFO [stderr] error: build failed
Dec 05 14:19:23.566 INFO [stderr] su: No module specific data is present
Dec 05 14:19:24.012 INFO running `"docker" "inspect" "3ff38adf0a72580528f0e7d17844e4588c76f60f0a4856a5d8a5906f0058a4e5"`
Dec 05 14:19:24.114 INFO running `"docker" "rm" "-f" "3ff38adf0a72580528f0e7d17844e4588c76f60f0a4856a5d8a5906f0058a4e5"`
Dec 05 14:19:24.291 INFO [stdout] 3ff38adf0a72580528f0e7d17844e4588c76f60f0a4856a5d8a5906f0058a4e5