[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-1.37-6/sources/1.36.0/gh/vitocchi/millionaires_demo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/vitocchi/millionaires_demo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vitocchi/millionaires_demo" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/vitocchi/millionaires_demo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of vitocchi/millionaires_demo 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 vitocchi/millionaires_demo
[INFO] finished frobbing vitocchi/millionaires_demo
[INFO] frobbed toml for vitocchi/millionaires_demo written to work/ex/beta-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/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" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing vitocchi/millionaires_demo against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 8159ac5d09373d4b830b6494787516d4d85fbb85e3a135cde5010cf0e7968c13
[INFO] running `"docker" "start" "-a" "8159ac5d09373d4b830b6494787516d4d85fbb85e3a135cde5010cf0e7968c13"`
[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 1.03s
[INFO] running `"docker" "inspect" "8159ac5d09373d4b830b6494787516d4d85fbb85e3a135cde5010cf0e7968c13"`
[INFO] running `"docker" "rm" "-f" "8159ac5d09373d4b830b6494787516d4d85fbb85e3a135cde5010cf0e7968c13"`
[INFO] [stdout] 8159ac5d09373d4b830b6494787516d4d85fbb85e3a135cde5010cf0e7968c13
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f9646aaa9916217a1ef59b2c4afe781566230f1ff90079bbae1b62125cbf5b99
[INFO] running `"docker" "start" "-a" "f9646aaa9916217a1ef59b2c4afe781566230f1ff90079bbae1b62125cbf5b99"`
[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 0.39s
[INFO] running `"docker" "inspect" "f9646aaa9916217a1ef59b2c4afe781566230f1ff90079bbae1b62125cbf5b99"`
[INFO] running `"docker" "rm" "-f" "f9646aaa9916217a1ef59b2c4afe781566230f1ff90079bbae1b62125cbf5b99"`
[INFO] [stdout] f9646aaa9916217a1ef59b2c4afe781566230f1ff90079bbae1b62125cbf5b99
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 97ef00a3b9b1776543d94d9487c57a79d236001d895e2292f2a62078a2dbecba
[INFO] running `"docker" "start" "-a" "97ef00a3b9b1776543d94d9487c57a79d236001d895e2292f2a62078a2dbecba"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/millionaires_demo-e9c88e0b8a82ff9a
[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] [stderr]      Running /opt/crater/target/debug/deps/millionaires_demo-796bd977565cc304
[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] running `"docker" "inspect" "97ef00a3b9b1776543d94d9487c57a79d236001d895e2292f2a62078a2dbecba"`
[INFO] running `"docker" "rm" "-f" "97ef00a3b9b1776543d94d9487c57a79d236001d895e2292f2a62078a2dbecba"`
[INFO] [stdout] 97ef00a3b9b1776543d94d9487c57a79d236001d895e2292f2a62078a2dbecba