[INFO] updating cached repository voxelvortex/RHelloWorld
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/voxelvortex/RHelloWorld
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/voxelvortex/RHelloWorld" "work/ex/beta-1.37-6/sources/1.36.0/gh/voxelvortex/RHelloWorld"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/voxelvortex/RHelloWorld'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/voxelvortex/RHelloWorld" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/voxelvortex/RHelloWorld"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/voxelvortex/RHelloWorld'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c46183661a39f5a323f03c5ea9536ea525cb6b7d
[INFO] sha for GitHub repo voxelvortex/RHelloWorld: c46183661a39f5a323f03c5ea9536ea525cb6b7d
[INFO] validating manifest of voxelvortex/RHelloWorld 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 voxelvortex/RHelloWorld 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 voxelvortex/RHelloWorld
[INFO] finished frobbing voxelvortex/RHelloWorld
[INFO] frobbed toml for voxelvortex/RHelloWorld written to work/ex/beta-1.37-6/sources/1.36.0/gh/voxelvortex/RHelloWorld/Cargo.toml
[INFO] started frobbing voxelvortex/RHelloWorld
[INFO] finished frobbing voxelvortex/RHelloWorld
[INFO] frobbed toml for voxelvortex/RHelloWorld written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/voxelvortex/RHelloWorld/Cargo.toml
[INFO] crate voxelvortex/RHelloWorld 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 voxelvortex/RHelloWorld 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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/voxelvortex/RHelloWorld:/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] 26e3bbd42f3bb7653520de5d992fe3fe2a0f40184523ac37d110cc602b2ad7ed
[INFO] running `"docker" "start" "-a" "26e3bbd42f3bb7653520de5d992fe3fe2a0f40184523ac37d110cc602b2ad7ed"`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling RHelloWorld v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `RHelloWorld` 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: `rhello_world`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.85s
[INFO] running `"docker" "inspect" "26e3bbd42f3bb7653520de5d992fe3fe2a0f40184523ac37d110cc602b2ad7ed"`
[INFO] running `"docker" "rm" "-f" "26e3bbd42f3bb7653520de5d992fe3fe2a0f40184523ac37d110cc602b2ad7ed"`
[INFO] [stdout] 26e3bbd42f3bb7653520de5d992fe3fe2a0f40184523ac37d110cc602b2ad7ed
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/voxelvortex/RHelloWorld:/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] 0d9a14f76ac76d50b47298ff13412fd5575a6c862022ab8ff0294003d6de3e59
[INFO] running `"docker" "start" "-a" "0d9a14f76ac76d50b47298ff13412fd5575a6c862022ab8ff0294003d6de3e59"`
[INFO] [stderr]    Compiling RHelloWorld v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `RHelloWorld` 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: `rhello_world`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "0d9a14f76ac76d50b47298ff13412fd5575a6c862022ab8ff0294003d6de3e59"`
[INFO] running `"docker" "rm" "-f" "0d9a14f76ac76d50b47298ff13412fd5575a6c862022ab8ff0294003d6de3e59"`
[INFO] [stdout] 0d9a14f76ac76d50b47298ff13412fd5575a6c862022ab8ff0294003d6de3e59
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/voxelvortex/RHelloWorld:/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] 85db56856394e60a6f9f5d1e1a6b9a46a3c01aae7ae2a45b364d3208e66f5d7c
[INFO] running `"docker" "start" "-a" "85db56856394e60a6f9f5d1e1a6b9a46a3c01aae7ae2a45b364d3208e66f5d7c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/RHelloWorld-cf391441a2d7d143
[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" "85db56856394e60a6f9f5d1e1a6b9a46a3c01aae7ae2a45b364d3208e66f5d7c"`
[INFO] running `"docker" "rm" "-f" "85db56856394e60a6f9f5d1e1a6b9a46a3c01aae7ae2a45b364d3208e66f5d7c"`
[INFO] [stdout] 85db56856394e60a6f9f5d1e1a6b9a46a3c01aae7ae2a45b364d3208e66f5d7c