[INFO] updating cached repository ethanwc/rust-helloworld
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ethanwc/rust-helloworld
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ethanwc/rust-helloworld" "work/ex/beta-1.37-6/sources/1.36.0/gh/ethanwc/rust-helloworld"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ethanwc/rust-helloworld'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ethanwc/rust-helloworld" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ethanwc/rust-helloworld"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ethanwc/rust-helloworld'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 912c4853af51554d6e6b755daf52685a825ac079
[INFO] sha for GitHub repo ethanwc/rust-helloworld: 912c4853af51554d6e6b755daf52685a825ac079
[INFO] validating manifest of ethanwc/rust-helloworld 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 ethanwc/rust-helloworld 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 ethanwc/rust-helloworld
[INFO] finished frobbing ethanwc/rust-helloworld
[INFO] frobbed toml for ethanwc/rust-helloworld written to work/ex/beta-1.37-6/sources/1.36.0/gh/ethanwc/rust-helloworld/Cargo.toml
[INFO] started frobbing ethanwc/rust-helloworld
[INFO] finished frobbing ethanwc/rust-helloworld
[INFO] frobbed toml for ethanwc/rust-helloworld written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ethanwc/rust-helloworld/Cargo.toml
[INFO] crate ethanwc/rust-helloworld 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] [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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing ethanwc/rust-helloworld 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ethanwc/rust-helloworld:/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] 4ee58b06a75846f2d6005d5a8eaa913a80046c7f513e7319b2c72af8df8fd16e
[INFO] running `"docker" "start" "-a" "4ee58b06a75846f2d6005d5a8eaa913a80046c7f513e7319b2c72af8df8fd16e"`
[INFO] [stderr]    Compiling helloworld v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "4ee58b06a75846f2d6005d5a8eaa913a80046c7f513e7319b2c72af8df8fd16e"`
[INFO] running `"docker" "rm" "-f" "4ee58b06a75846f2d6005d5a8eaa913a80046c7f513e7319b2c72af8df8fd16e"`
[INFO] [stdout] 4ee58b06a75846f2d6005d5a8eaa913a80046c7f513e7319b2c72af8df8fd16e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ethanwc/rust-helloworld:/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] 117cde1c8b3cc8a60002ab73e383e2463f5739435a9b16044bdad4752598f7a3
[INFO] running `"docker" "start" "-a" "117cde1c8b3cc8a60002ab73e383e2463f5739435a9b16044bdad4752598f7a3"`
[INFO] [stderr]    Compiling helloworld v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `"docker" "inspect" "117cde1c8b3cc8a60002ab73e383e2463f5739435a9b16044bdad4752598f7a3"`
[INFO] running `"docker" "rm" "-f" "117cde1c8b3cc8a60002ab73e383e2463f5739435a9b16044bdad4752598f7a3"`
[INFO] [stdout] 117cde1c8b3cc8a60002ab73e383e2463f5739435a9b16044bdad4752598f7a3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ethanwc/rust-helloworld:/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] 45c9fd0993b6b720623cac29ff529d25b4a60b8041642c3a96948b8ac93c3002
[INFO] running `"docker" "start" "-a" "45c9fd0993b6b720623cac29ff529d25b4a60b8041642c3a96948b8ac93c3002"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/helloworld-fbee68cafadc231e
[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" "45c9fd0993b6b720623cac29ff529d25b4a60b8041642c3a96948b8ac93c3002"`
[INFO] running `"docker" "rm" "-f" "45c9fd0993b6b720623cac29ff529d25b4a60b8041642c3a96948b8ac93c3002"`
[INFO] [stdout] 45c9fd0993b6b720623cac29ff529d25b4a60b8041642c3a96948b8ac93c3002