[INFO] updating cached repository jjmax75/rust_twelve_days_christmas
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jjmax75/rust_twelve_days_christmas
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jjmax75/rust_twelve_days_christmas" "work/ex/beta-1.38-1/sources/1.37.0/gh/jjmax75/rust_twelve_days_christmas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jjmax75/rust_twelve_days_christmas'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jjmax75/rust_twelve_days_christmas" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jjmax75/rust_twelve_days_christmas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jjmax75/rust_twelve_days_christmas'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 08f7352a50f370065923f58e50c0f581b6e5bacb
[INFO] sha for GitHub repo jjmax75/rust_twelve_days_christmas: 08f7352a50f370065923f58e50c0f581b6e5bacb
[INFO] validating manifest of jjmax75/rust_twelve_days_christmas 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 jjmax75/rust_twelve_days_christmas 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 jjmax75/rust_twelve_days_christmas
[INFO] finished frobbing jjmax75/rust_twelve_days_christmas
[INFO] frobbed toml for jjmax75/rust_twelve_days_christmas written to work/ex/beta-1.38-1/sources/1.37.0/gh/jjmax75/rust_twelve_days_christmas/Cargo.toml
[INFO] started frobbing jjmax75/rust_twelve_days_christmas
[INFO] finished frobbing jjmax75/rust_twelve_days_christmas
[INFO] frobbed toml for jjmax75/rust_twelve_days_christmas written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jjmax75/rust_twelve_days_christmas/Cargo.toml
[INFO] crate jjmax75/rust_twelve_days_christmas 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 jjmax75/rust_twelve_days_christmas 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jjmax75/rust_twelve_days_christmas:/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] 79b9496bacf58841b9ecfd491bb0d961a5301d408040b90e81cabbf27afe62b8
[INFO] running `"docker" "start" "-a" "79b9496bacf58841b9ecfd491bb0d961a5301d408040b90e81cabbf27afe62b8"`
[INFO] [stderr]    Compiling twelve_days_christmas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "79b9496bacf58841b9ecfd491bb0d961a5301d408040b90e81cabbf27afe62b8"`
[INFO] running `"docker" "rm" "-f" "79b9496bacf58841b9ecfd491bb0d961a5301d408040b90e81cabbf27afe62b8"`
[INFO] [stdout] 79b9496bacf58841b9ecfd491bb0d961a5301d408040b90e81cabbf27afe62b8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jjmax75/rust_twelve_days_christmas:/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] 2389badbfcc28283311e8b8f37d12303446fe4c6fda53ccd384c92905f83cf7f
[INFO] running `"docker" "start" "-a" "2389badbfcc28283311e8b8f37d12303446fe4c6fda53ccd384c92905f83cf7f"`
[INFO] [stderr]    Compiling twelve_days_christmas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "2389badbfcc28283311e8b8f37d12303446fe4c6fda53ccd384c92905f83cf7f"`
[INFO] running `"docker" "rm" "-f" "2389badbfcc28283311e8b8f37d12303446fe4c6fda53ccd384c92905f83cf7f"`
[INFO] [stdout] 2389badbfcc28283311e8b8f37d12303446fe4c6fda53ccd384c92905f83cf7f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jjmax75/rust_twelve_days_christmas:/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] 0a87864382e72c90fd205412e119cb2833adb9af545254011374d65901121e87
[INFO] running `"docker" "start" "-a" "0a87864382e72c90fd205412e119cb2833adb9af545254011374d65901121e87"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/twelve_days_christmas-337c3e50b38abeed
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0a87864382e72c90fd205412e119cb2833adb9af545254011374d65901121e87"`
[INFO] running `"docker" "rm" "-f" "0a87864382e72c90fd205412e119cb2833adb9af545254011374d65901121e87"`
[INFO] [stdout] 0a87864382e72c90fd205412e119cb2833adb9af545254011374d65901121e87