[INFO] fetching crate faker 0.0.4...
[INFO] testing faker-0.0.4 against 1.44.0 for beta-1.45-1
[INFO] extracting crate faker 0.0.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate faker 0.0.4 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate faker 0.0.4
[INFO] finished tweaking crates.io crate faker 0.0.4
[INFO] tweaked toml for crates.io crate faker 0.0.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 09b7887ec2eb5921e0b7a1bd9730e01cf0ad0728e1bab2b113bb33ca81265363
[INFO] running `"docker" "start" "-a" "09b7887ec2eb5921e0b7a1bd9730e01cf0ad0728e1bab2b113bb33ca81265363"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling faker v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `rand::Rand`
[INFO] [stderr]  --> src/helpers.rs:1:29
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rand::{thread_rng, Rng, Rand};
[INFO] [stderr]   |                             ^^^^ no `Rand` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rand::distributions::range`
[INFO] [stderr]  --> src/helpers.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rand::distributions::range::SampleRange;
[INFO] [stderr]   |                          ^^^^^ could not find `range` in `distributions`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `faker`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "09b7887ec2eb5921e0b7a1bd9730e01cf0ad0728e1bab2b113bb33ca81265363"`
[INFO] running `"docker" "rm" "-f" "09b7887ec2eb5921e0b7a1bd9730e01cf0ad0728e1bab2b113bb33ca81265363"`
[INFO] [stdout] 09b7887ec2eb5921e0b7a1bd9730e01cf0ad0728e1bab2b113bb33ca81265363