[INFO] updating cached repository johngian/biscotti
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/johngian/biscotti
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/johngian/biscotti" "work/ex/beta-1.37-6/sources/1.36.0/gh/johngian/biscotti"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/johngian/biscotti'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/johngian/biscotti" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/johngian/biscotti"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/johngian/biscotti'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 841aeb7eea17e932869eb4f69d2b4ba5e33d0697
[INFO] sha for GitHub repo johngian/biscotti: 841aeb7eea17e932869eb4f69d2b4ba5e33d0697
[INFO] validating manifest of johngian/biscotti 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 johngian/biscotti 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 johngian/biscotti
[INFO] finished frobbing johngian/biscotti
[INFO] frobbed toml for johngian/biscotti written to work/ex/beta-1.37-6/sources/1.36.0/gh/johngian/biscotti/Cargo.toml
[INFO] started frobbing johngian/biscotti
[INFO] finished frobbing johngian/biscotti
[INFO] frobbed toml for johngian/biscotti written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/johngian/biscotti/Cargo.toml
[INFO] crate johngian/biscotti 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing johngian/biscotti 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-6/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/johngian/biscotti:/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] 6c2e70df5dab20f016586925f4f2f850e0dd752ca27492ee7cfcf9907e236441
[INFO] running `"docker" "start" "-a" "6c2e70df5dab20f016586925f4f2f850e0dd752ca27492ee7cfcf9907e236441"`
[INFO] [stderr]    Compiling serde_json v1.0.37
[INFO] [stderr]    Compiling biscotti v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.86s
[INFO] running `"docker" "inspect" "6c2e70df5dab20f016586925f4f2f850e0dd752ca27492ee7cfcf9907e236441"`
[INFO] running `"docker" "rm" "-f" "6c2e70df5dab20f016586925f4f2f850e0dd752ca27492ee7cfcf9907e236441"`
[INFO] [stdout] 6c2e70df5dab20f016586925f4f2f850e0dd752ca27492ee7cfcf9907e236441
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/johngian/biscotti:/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] 71c61df5ecfe48e99b367149e68122bd50f74aaa33f5bc4036e0d3c39e1ebbff
[INFO] running `"docker" "start" "-a" "71c61df5ecfe48e99b367149e68122bd50f74aaa33f5bc4036e0d3c39e1ebbff"`
[INFO] [stderr]    Compiling biscotti v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "71c61df5ecfe48e99b367149e68122bd50f74aaa33f5bc4036e0d3c39e1ebbff"`
[INFO] running `"docker" "rm" "-f" "71c61df5ecfe48e99b367149e68122bd50f74aaa33f5bc4036e0d3c39e1ebbff"`
[INFO] [stdout] 71c61df5ecfe48e99b367149e68122bd50f74aaa33f5bc4036e0d3c39e1ebbff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/johngian/biscotti:/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" "test" "--frozen"`
[INFO] [stdout] 8db1249c236b6a7ef966e991ee3497cd26f9fae42618e00387b193e6727d3a3d
[INFO] running `"docker" "start" "-a" "8db1249c236b6a7ef966e991ee3497cd26f9fae42618e00387b193e6727d3a3d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/biscotti-8269220a8452a542
[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" "8db1249c236b6a7ef966e991ee3497cd26f9fae42618e00387b193e6727d3a3d"`
[INFO] running `"docker" "rm" "-f" "8db1249c236b6a7ef966e991ee3497cd26f9fae42618e00387b193e6727d3a3d"`
[INFO] [stdout] 8db1249c236b6a7ef966e991ee3497cd26f9fae42618e00387b193e6727d3a3d