[INFO] updating cached repository royinttime/rust_little_scanner
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/royinttime/rust_little_scanner
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/royinttime/rust_little_scanner" "work/ex/beta-1.38-1/sources/1.37.0/gh/royinttime/rust_little_scanner"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/royinttime/rust_little_scanner'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/royinttime/rust_little_scanner" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/royinttime/rust_little_scanner"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/royinttime/rust_little_scanner'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f4670d4fe8c1360545a717f849bd1204742889a7
[INFO] sha for GitHub repo royinttime/rust_little_scanner: f4670d4fe8c1360545a717f849bd1204742889a7
[INFO] validating manifest of royinttime/rust_little_scanner 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 royinttime/rust_little_scanner 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 royinttime/rust_little_scanner
[INFO] finished frobbing royinttime/rust_little_scanner
[INFO] frobbed toml for royinttime/rust_little_scanner written to work/ex/beta-1.38-1/sources/1.37.0/gh/royinttime/rust_little_scanner/Cargo.toml
[INFO] started frobbing royinttime/rust_little_scanner
[INFO] finished frobbing royinttime/rust_little_scanner
[INFO] frobbed toml for royinttime/rust_little_scanner written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/royinttime/rust_little_scanner/Cargo.toml
[INFO] crate royinttime/rust_little_scanner 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing royinttime/rust_little_scanner against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/royinttime/rust_little_scanner:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] cfa4039e28fd6a769964984905a457d4adc9c8ab956de18a88d3b87480e7fc44
[INFO] running `"docker" "start" "-a" "cfa4039e28fd6a769964984905a457d4adc9c8ab956de18a88d3b87480e7fc44"`
[INFO] [stderr]    Compiling scanner v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "cfa4039e28fd6a769964984905a457d4adc9c8ab956de18a88d3b87480e7fc44"`
[INFO] running `"docker" "rm" "-f" "cfa4039e28fd6a769964984905a457d4adc9c8ab956de18a88d3b87480e7fc44"`
[INFO] [stdout] cfa4039e28fd6a769964984905a457d4adc9c8ab956de18a88d3b87480e7fc44
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/royinttime/rust_little_scanner:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] c30870fee85aeda6be0e94f82328ff5c7966dcfcd745293a75d212921ca13b07
[INFO] running `"docker" "start" "-a" "c30870fee85aeda6be0e94f82328ff5c7966dcfcd745293a75d212921ca13b07"`
[INFO] [stderr]    Compiling scanner v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "c30870fee85aeda6be0e94f82328ff5c7966dcfcd745293a75d212921ca13b07"`
[INFO] running `"docker" "rm" "-f" "c30870fee85aeda6be0e94f82328ff5c7966dcfcd745293a75d212921ca13b07"`
[INFO] [stdout] c30870fee85aeda6be0e94f82328ff5c7966dcfcd745293a75d212921ca13b07
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/royinttime/rust_little_scanner:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 3d9840885fa0ae4bafbbf6715149cf7e92a14b9687ae307aff64424e94192761
[INFO] running `"docker" "start" "-a" "3d9840885fa0ae4bafbbf6715149cf7e92a14b9687ae307aff64424e94192761"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/scanner-08399da9bf2efcba
[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" "3d9840885fa0ae4bafbbf6715149cf7e92a14b9687ae307aff64424e94192761"`
[INFO] running `"docker" "rm" "-f" "3d9840885fa0ae4bafbbf6715149cf7e92a14b9687ae307aff64424e94192761"`
[INFO] [stdout] 3d9840885fa0ae4bafbbf6715149cf7e92a14b9687ae307aff64424e94192761