[INFO] updating cached repository vitocchi/millionaires_demo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vitocchi/millionaires_demo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vitocchi/millionaires_demo" "work/ex/beta-1.38-1/sources/1.37.0/gh/vitocchi/millionaires_demo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/vitocchi/millionaires_demo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vitocchi/millionaires_demo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vitocchi/millionaires_demo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vitocchi/millionaires_demo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 66a9ef13b86232757273dc125701610a7907ca2f
[INFO] sha for GitHub repo vitocchi/millionaires_demo: 66a9ef13b86232757273dc125701610a7907ca2f
[INFO] validating manifest of vitocchi/millionaires_demo 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 vitocchi/millionaires_demo 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 vitocchi/millionaires_demo
[INFO] finished frobbing vitocchi/millionaires_demo
[INFO] frobbed toml for vitocchi/millionaires_demo written to work/ex/beta-1.38-1/sources/1.37.0/gh/vitocchi/millionaires_demo/Cargo.toml
[INFO] started frobbing vitocchi/millionaires_demo
[INFO] finished frobbing vitocchi/millionaires_demo
[INFO] frobbed toml for vitocchi/millionaires_demo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vitocchi/millionaires_demo/Cargo.toml
[INFO] crate vitocchi/millionaires_demo 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 vitocchi/millionaires_demo 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-1/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/vitocchi/millionaires_demo:/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] 28f4a6db6e4a73a40c3ef9a12eade01052788b919aca2548f607dbc4c5d21c7f
[INFO] running `"docker" "start" "-a" "28f4a6db6e4a73a40c3ef9a12eade01052788b919aca2548f607dbc4c5d21c7f"`
[INFO] [stderr]    Compiling millionaires_demo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable `Millionaire` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let Millionaire = Millionaire {
[INFO] [stderr]    |             ^^^^^^^^^^^ help: convert the identifier to snake case: `millionaire`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "28f4a6db6e4a73a40c3ef9a12eade01052788b919aca2548f607dbc4c5d21c7f"`
[INFO] running `"docker" "rm" "-f" "28f4a6db6e4a73a40c3ef9a12eade01052788b919aca2548f607dbc4c5d21c7f"`
[INFO] [stdout] 28f4a6db6e4a73a40c3ef9a12eade01052788b919aca2548f607dbc4c5d21c7f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/vitocchi/millionaires_demo:/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] 9c97e1d3ecaf9fe346b37006a69db91cd3df25f09940b5764d2c96ba99a19501
[INFO] running `"docker" "start" "-a" "9c97e1d3ecaf9fe346b37006a69db91cd3df25f09940b5764d2c96ba99a19501"`
[INFO] [stderr]    Compiling millionaires_demo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable `Millionaire` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let Millionaire = Millionaire {
[INFO] [stderr]    |             ^^^^^^^^^^^ help: convert the identifier to snake case: `millionaire`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "9c97e1d3ecaf9fe346b37006a69db91cd3df25f09940b5764d2c96ba99a19501"`
[INFO] running `"docker" "rm" "-f" "9c97e1d3ecaf9fe346b37006a69db91cd3df25f09940b5764d2c96ba99a19501"`
[INFO] [stdout] 9c97e1d3ecaf9fe346b37006a69db91cd3df25f09940b5764d2c96ba99a19501
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/vitocchi/millionaires_demo:/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] fa4187555e56284fe334b3094325530eb15433444d0a77adc35a269abec2046b
[INFO] running `"docker" "start" "-a" "fa4187555e56284fe334b3094325530eb15433444d0a77adc35a269abec2046b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/millionaires_demo-784f24953cd5f0af
[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]      Running /opt/crater/target/debug/deps/millionaires_demo-4b69f72933311450
[INFO] [stderr]    Doc-tests millionaires_demo
[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] [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" "fa4187555e56284fe334b3094325530eb15433444d0a77adc35a269abec2046b"`
[INFO] running `"docker" "rm" "-f" "fa4187555e56284fe334b3094325530eb15433444d0a77adc35a269abec2046b"`
[INFO] [stdout] fa4187555e56284fe334b3094325530eb15433444d0a77adc35a269abec2046b