[INFO] updating cached repository sedrik/poe_companion
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sedrik/poe_companion
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sedrik/poe_companion" "work/ex/beta-1.37-6/sources/1.36.0/gh/sedrik/poe_companion"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/sedrik/poe_companion'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sedrik/poe_companion" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sedrik/poe_companion"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sedrik/poe_companion'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b19078f926668ec7e7956bd1a3212beefd7f8c1a
[INFO] sha for GitHub repo sedrik/poe_companion: b19078f926668ec7e7956bd1a3212beefd7f8c1a
[INFO] validating manifest of sedrik/poe_companion on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sedrik/poe_companion on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sedrik/poe_companion
[INFO] finished frobbing sedrik/poe_companion
[INFO] frobbed toml for sedrik/poe_companion written to work/ex/beta-1.37-6/sources/1.36.0/gh/sedrik/poe_companion/Cargo.toml
[INFO] started frobbing sedrik/poe_companion
[INFO] finished frobbing sedrik/poe_companion
[INFO] frobbed toml for sedrik/poe_companion written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sedrik/poe_companion/Cargo.toml
[INFO] crate sedrik/poe_companion already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sedrik/poe_companion against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sedrik/poe_companion:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 319b65f71397f1ab30070e3e432c86ba15a853b9c8af4f2f9ad7f84e14b82095
[INFO] running `"docker" "start" "-a" "319b65f71397f1ab30070e3e432c86ba15a853b9c8af4f2f9ad7f84e14b82095"`
[INFO] [stderr]    Compiling poe_companion v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0463]: can't find crate for `regex`
[INFO] [stderr]  --> src/item.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate regex;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: Could not compile `poe_companion`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "319b65f71397f1ab30070e3e432c86ba15a853b9c8af4f2f9ad7f84e14b82095"`
[INFO] running `"docker" "rm" "-f" "319b65f71397f1ab30070e3e432c86ba15a853b9c8af4f2f9ad7f84e14b82095"`
[INFO] [stdout] 319b65f71397f1ab30070e3e432c86ba15a853b9c8af4f2f9ad7f84e14b82095