[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/beta-1.38-1/sources/1.37.0/gh/remexre/flubber"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/remexre/flubber'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/remexre/flubber" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/remexre/flubber"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of remexre/flubber on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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[INFO] the lockfile is outdated, regenerating it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" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing remexre/flubber against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 8bc2c5c6527fc26700325f5c3a98503065c0559c0c4a92a2507fb6e60c3eb75c
[INFO] running `"docker" "start" "-a" "8bc2c5c6527fc26700325f5c3a98503065c0559c0c4a92a2507fb6e60c3eb75c"`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling libsqlite3-sys v0.12.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling diesel_derives v1.4.0
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling diesel v1.4.2
[INFO] [stderr]    Compiling libremexre v0.1.12
[INFO] [stderr]    Compiling migrations_internals v1.4.0
[INFO] [stderr]    Compiling migrations_macros v1.4.0
[INFO] [stderr]    Compiling diesel_migrations v1.4.0
[INFO] [stderr]    Compiling flubber v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `"docker" "inspect" "8bc2c5c6527fc26700325f5c3a98503065c0559c0c4a92a2507fb6e60c3eb75c"`
[INFO] running `"docker" "rm" "-f" "8bc2c5c6527fc26700325f5c3a98503065c0559c0c4a92a2507fb6e60c3eb75c"`
[INFO] [stdout] 8bc2c5c6527fc26700325f5c3a98503065c0559c0c4a92a2507fb6e60c3eb75c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 93d2a783a82e10ab033786cf713edbee50a582437ba13dbe1d8c5d74e323bf84
[INFO] running `"docker" "start" "-a" "93d2a783a82e10ab033786cf713edbee50a582437ba13dbe1d8c5d74e323bf84"`
[INFO] [stderr]    Compiling flubber v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "93d2a783a82e10ab033786cf713edbee50a582437ba13dbe1d8c5d74e323bf84"`
[INFO] running `"docker" "rm" "-f" "93d2a783a82e10ab033786cf713edbee50a582437ba13dbe1d8c5d74e323bf84"`
[INFO] [stdout] 93d2a783a82e10ab033786cf713edbee50a582437ba13dbe1d8c5d74e323bf84
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] e9120ff0800c6ac50ba55dc14b27b35602a81d4f55251bed0090c1d235082616
[INFO] running `"docker" "start" "-a" "e9120ff0800c6ac50ba55dc14b27b35602a81d4f55251bed0090c1d235082616"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/flubber-6a2a938d1713b1cb
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flubber
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e9120ff0800c6ac50ba55dc14b27b35602a81d4f55251bed0090c1d235082616"`
[INFO] running `"docker" "rm" "-f" "e9120ff0800c6ac50ba55dc14b27b35602a81d4f55251bed0090c1d235082616"`
[INFO] [stdout] e9120ff0800c6ac50ba55dc14b27b35602a81d4f55251bed0090c1d235082616