Dec 18 17:28:12.143 INFO checking codeviz_python-0.2.2 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 17:28:12.143 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/codeviz_python/0.2.2:/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=forbid" "-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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 17:28:12.540 INFO [stdout] 5f3391350f2469a72d07fa2e041bba8bcd90a3d5efdc574cb86e77b3e8aea292
Dec 18 17:28:12.548 INFO running `"docker" "start" "-a" "5f3391350f2469a72d07fa2e041bba8bcd90a3d5efdc574cb86e77b3e8aea292"`
Dec 18 17:28:13.384 INFO [stderr]     Checking error-chain v0.11.0
Dec 18 17:28:13.901 INFO [stderr]     Checking codeviz_common v0.2.2
Dec 18 17:28:14.490 INFO [stderr]     Checking codeviz_python v0.2.2 (/opt/crater/workdir)
Dec 18 17:28:15.144 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
Dec 18 17:28:15.658 INFO running `"docker" "inspect" "5f3391350f2469a72d07fa2e041bba8bcd90a3d5efdc574cb86e77b3e8aea292"`
Dec 18 17:28:15.724 INFO running `"docker" "rm" "-f" "5f3391350f2469a72d07fa2e041bba8bcd90a3d5efdc574cb86e77b3e8aea292"`
Dec 18 17:28:15.829 INFO [stdout] 5f3391350f2469a72d07fa2e041bba8bcd90a3d5efdc574cb86e77b3e8aea292