[INFO] updating cached repository remexre/flubber
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/remexre/flubber
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/remexre/flubber" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/remexre/flubber"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/remexre/flubber'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/remexre/flubber" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/remexre/flubber"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/remexre/flubber'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9d2ab6206bd24e6dea89e7094c0c8f556d27b84e
[INFO] sha for GitHub repo remexre/flubber: 9d2ab6206bd24e6dea89e7094c0c8f556d27b84e
[INFO] validating manifest of remexre/flubber on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of remexre/flubber on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing remexre/flubber
[INFO] removed workspace from remexre/flubber
[INFO] finished frobbing remexre/flubber
[INFO] frobbed toml for remexre/flubber written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/remexre/flubber/Cargo.toml
[INFO] started frobbing remexre/flubber
[INFO] removed workspace from remexre/flubber
[INFO] finished frobbing remexre/flubber
[INFO] frobbed toml for remexre/flubber written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/remexre/flubber/Cargo.toml
[INFO] crate remexre/flubber already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/remexre/flubber/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking remexre/flubber against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-3/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/remexre/flubber:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0b5762f764636b4922b1449a48ddfc7c1ffe214e8b5aeb8e0eaa30cdb355a2bd
[INFO] running `"docker" "start" "-a" "0b5762f764636b4922b1449a48ddfc7c1ffe214e8b5aeb8e0eaa30cdb355a2bd"`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling libsqlite3-sys v0.12.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking chrono v0.4.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling diesel_derives v1.4.0
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]    Compiling diesel v1.4.2
[INFO] [stderr]     Checking libremexre v0.1.12
[INFO] [stderr]     Checking migrations_internals v1.4.0
[INFO] [stderr]    Compiling migrations_macros v1.4.0
[INFO] [stderr]     Checking diesel_migrations v1.4.0
[INFO] [stderr]     Checking flubber v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `"docker" "inspect" "0b5762f764636b4922b1449a48ddfc7c1ffe214e8b5aeb8e0eaa30cdb355a2bd"`
[INFO] running `"docker" "rm" "-f" "0b5762f764636b4922b1449a48ddfc7c1ffe214e8b5aeb8e0eaa30cdb355a2bd"`
[INFO] [stdout] 0b5762f764636b4922b1449a48ddfc7c1ffe214e8b5aeb8e0eaa30cdb355a2bd