[INFO] updating cached repository https://github.com/thorncp/scrummin-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2a383498d90400454aabf7fe4c20442b39796c5f
[INFO] testing thorncp/scrummin-rs against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthorncp%2Fscrummin-rs" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thorncp/scrummin-rs on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/thorncp/scrummin-rs
[INFO] finished tweaking git repo https://github.com/thorncp/scrummin-rs
[INFO] tweaked toml for git repo https://github.com/thorncp/scrummin-rs written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/thorncp/scrummin-rs already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /big/crater/work/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/lifthrasiir/rust-chrono`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 325785cc8f332b4a47d98329ac65e304780031bf408bf1f0d2b0766438d5aeed
[INFO] running `"docker" "start" "-a" "325785cc8f332b4a47d98329ac65e304780031bf408bf1f0d2b0766438d5aeed"`
[INFO] [stderr]    Compiling chrono v0.4.9 (https://github.com/lifthrasiir/rust-chrono#9e50bfe0)
[INFO] [stderr]    Compiling scrummin v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `chrono::UTC`
[INFO] [stderr]  --> src/lib.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | use chrono::{DateTime, UTC};
[INFO] [stderr]   |                        ^^^ no `UTC` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::time::duration`
[INFO] [stderr]  --> src/lib.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::time::duration::Duration;
[INFO] [stderr]   |                ^^^^^^^^ could not find `duration` in `time`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::rand`
[INFO] [stderr]  --> src/lib.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::rand::{task_rng, Rng};
[INFO] [stderr]   |          ^^^^ could not find `rand` in `std`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::slice::Items`
[INFO] [stderr]  --> src/lib.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::slice::Items;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^ no `Items` in `slice`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `scrummin`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "325785cc8f332b4a47d98329ac65e304780031bf408bf1f0d2b0766438d5aeed"`
[INFO] running `"docker" "rm" "-f" "325785cc8f332b4a47d98329ac65e304780031bf408bf1f0d2b0766438d5aeed"`
[INFO] [stdout] 325785cc8f332b4a47d98329ac65e304780031bf408bf1f0d2b0766438d5aeed