[INFO] updating cached repository FrancescoCommisso/learningRust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/FrancescoCommisso/learningRust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/FrancescoCommisso/learningRust" "work/ex/beta-1.38-1/sources/1.37.0/gh/FrancescoCommisso/learningRust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/FrancescoCommisso/learningRust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FrancescoCommisso/learningRust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FrancescoCommisso/learningRust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FrancescoCommisso/learningRust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 82ed4e9f65a034486d639edeebb09ae9dbb06ec0
[INFO] sha for GitHub repo FrancescoCommisso/learningRust: 82ed4e9f65a034486d639edeebb09ae9dbb06ec0
[INFO] validating manifest of FrancescoCommisso/learningRust 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 FrancescoCommisso/learningRust 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 FrancescoCommisso/learningRust
[INFO] finished frobbing FrancescoCommisso/learningRust
[INFO] frobbed toml for FrancescoCommisso/learningRust written to work/ex/beta-1.38-1/sources/1.37.0/gh/FrancescoCommisso/learningRust/Cargo.toml
[INFO] started frobbing FrancescoCommisso/learningRust
[INFO] finished frobbing FrancescoCommisso/learningRust
[INFO] frobbed toml for FrancescoCommisso/learningRust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FrancescoCommisso/learningRust/Cargo.toml
[INFO] crate FrancescoCommisso/learningRust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing FrancescoCommisso/learningRust 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/FrancescoCommisso/learningRust:/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] 26f716afca0a8cfbe45992ae66b31145ec9b1ab773137228854e9d21ca9a1362
[INFO] running `"docker" "start" "-a" "26f716afca0a8cfbe45992ae66b31145ec9b1ab773137228854e9d21ca9a1362"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `"docker" "inspect" "26f716afca0a8cfbe45992ae66b31145ec9b1ab773137228854e9d21ca9a1362"`
[INFO] running `"docker" "rm" "-f" "26f716afca0a8cfbe45992ae66b31145ec9b1ab773137228854e9d21ca9a1362"`
[INFO] [stdout] 26f716afca0a8cfbe45992ae66b31145ec9b1ab773137228854e9d21ca9a1362
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/FrancescoCommisso/learningRust:/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] dadceca483a7c0ee472ca729080cbc8b2de5e36d3fc2e9db90d1843588920c84
[INFO] running `"docker" "start" "-a" "dadceca483a7c0ee472ca729080cbc8b2de5e36d3fc2e9db90d1843588920c84"`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "dadceca483a7c0ee472ca729080cbc8b2de5e36d3fc2e9db90d1843588920c84"`
[INFO] running `"docker" "rm" "-f" "dadceca483a7c0ee472ca729080cbc8b2de5e36d3fc2e9db90d1843588920c84"`
[INFO] [stdout] dadceca483a7c0ee472ca729080cbc8b2de5e36d3fc2e9db90d1843588920c84
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/FrancescoCommisso/learningRust:/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] f3023b2171b66755ce4c15cdf16257202798f8662230bcb25911c2bca624d4a6
[INFO] running `"docker" "start" "-a" "f3023b2171b66755ce4c15cdf16257202798f8662230bcb25911c2bca624d4a6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_cargo-03084a90e557edb8
[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" "f3023b2171b66755ce4c15cdf16257202798f8662230bcb25911c2bca624d4a6"`
[INFO] running `"docker" "rm" "-f" "f3023b2171b66755ce4c15cdf16257202798f8662230bcb25911c2bca624d4a6"`
[INFO] [stdout] f3023b2171b66755ce4c15cdf16257202798f8662230bcb25911c2bca624d4a6