[INFO] updating cached repository juhnowski/rust_hello_world
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/juhnowski/rust_hello_world
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/juhnowski/rust_hello_world" "work/ex/beta-1.37-6/sources/1.36.0/gh/juhnowski/rust_hello_world"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/juhnowski/rust_hello_world'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/juhnowski/rust_hello_world" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/juhnowski/rust_hello_world"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/juhnowski/rust_hello_world'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c2fd08360e71bc2c8d6588ee2d6b9cfc799418fc
[INFO] sha for GitHub repo juhnowski/rust_hello_world: c2fd08360e71bc2c8d6588ee2d6b9cfc799418fc
[INFO] validating manifest of juhnowski/rust_hello_world 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 juhnowski/rust_hello_world 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 juhnowski/rust_hello_world
[INFO] finished frobbing juhnowski/rust_hello_world
[INFO] frobbed toml for juhnowski/rust_hello_world written to work/ex/beta-1.37-6/sources/1.36.0/gh/juhnowski/rust_hello_world/Cargo.toml
[INFO] started frobbing juhnowski/rust_hello_world
[INFO] finished frobbing juhnowski/rust_hello_world
[INFO] frobbed toml for juhnowski/rust_hello_world written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/juhnowski/rust_hello_world/Cargo.toml
[INFO] crate juhnowski/rust_hello_world 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing juhnowski/rust_hello_world against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/juhnowski/rust_hello_world:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 48ce3ca1ecaf323b32ddebebd822248280fa4e046785cc3e59507911c3099b6e
[INFO] running `"docker" "start" "-a" "48ce3ca1ecaf323b32ddebebd822248280fa4e046785cc3e59507911c3099b6e"`
[INFO] [stderr]    Compiling HelloWorld v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `HelloWorld` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `hello_world`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `"docker" "inspect" "48ce3ca1ecaf323b32ddebebd822248280fa4e046785cc3e59507911c3099b6e"`
[INFO] running `"docker" "rm" "-f" "48ce3ca1ecaf323b32ddebebd822248280fa4e046785cc3e59507911c3099b6e"`
[INFO] [stdout] 48ce3ca1ecaf323b32ddebebd822248280fa4e046785cc3e59507911c3099b6e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/juhnowski/rust_hello_world:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 47d9c22f94d945a3e1369889ac234dfcc4718af1d88db4447fd3653ae4978fb2
[INFO] running `"docker" "start" "-a" "47d9c22f94d945a3e1369889ac234dfcc4718af1d88db4447fd3653ae4978fb2"`
[INFO] [stderr]    Compiling HelloWorld v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `HelloWorld` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `hello_world`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "47d9c22f94d945a3e1369889ac234dfcc4718af1d88db4447fd3653ae4978fb2"`
[INFO] running `"docker" "rm" "-f" "47d9c22f94d945a3e1369889ac234dfcc4718af1d88db4447fd3653ae4978fb2"`
[INFO] [stdout] 47d9c22f94d945a3e1369889ac234dfcc4718af1d88db4447fd3653ae4978fb2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/juhnowski/rust_hello_world:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 322187b7380a0521be3f3d03f438c17d4b8f90b84218669e2b5eac2caecab369
[INFO] running `"docker" "start" "-a" "322187b7380a0521be3f3d03f438c17d4b8f90b84218669e2b5eac2caecab369"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/HelloWorld-4c4cd2cb0a611439
[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" "322187b7380a0521be3f3d03f438c17d4b8f90b84218669e2b5eac2caecab369"`
[INFO] running `"docker" "rm" "-f" "322187b7380a0521be3f3d03f438c17d4b8f90b84218669e2b5eac2caecab369"`
[INFO] [stdout] 322187b7380a0521be3f3d03f438c17d4b8f90b84218669e2b5eac2caecab369