[INFO] fetching crate hd-ed25519 0.0.1...
[INFO] checking hd-ed25519-0.0.1 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate hd-ed25519 0.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate hd-ed25519 0.0.1 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hd-ed25519 0.0.1
[INFO] finished tweaking crates.io crate hd-ed25519 0.0.1
[INFO] tweaked toml for crates.io crate hd-ed25519 0.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a63e3ea99c545332bed5b93e67860b03ad511002d37e77be2af43e52850a3071
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "a63e3ea99c545332bed5b93e67860b03ad511002d37e77be2af43e52850a3071"`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling subtle v2.2.1
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr] error[E0277]: the trait bound `rngs::jitter::TimerError: std::error::Error` is not satisfied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.5.6/src/rngs/jitter.rs:270:74
[INFO] [stderr]     |
[INFO] [stderr] 270 | ...                   "timer jitter failed basic quality tests", err)
[INFO] [stderr]     |                                                                  ^^^ the trait `std::error::Error` is not implemented for `rngs::jitter::TimerError`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand_core-0.4.2/src/error.rs:120:18
[INFO] [stderr]     |
[INFO] [stderr] 120 |         where E: Into<Box<stdError + Send + Sync>>
[INFO] [stderr]     |                  --------------------------------- required by this bound in `rand_core::Error::with_cause`
[INFO] [stderr]     |
[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)>`
[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`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `rand`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "a63e3ea99c545332bed5b93e67860b03ad511002d37e77be2af43e52850a3071"`
[INFO] running `"docker" "rm" "-f" "a63e3ea99c545332bed5b93e67860b03ad511002d37e77be2af43e52850a3071"`
[INFO] [stdout] a63e3ea99c545332bed5b93e67860b03ad511002d37e77be2af43e52850a3071