[INFO] updating cached repository StephanDollberg/PingPong
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/StephanDollberg/PingPong
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/StephanDollberg/PingPong" "work/ex/beta-1.38-1/sources/1.37.0/gh/StephanDollberg/PingPong"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/StephanDollberg/PingPong'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/StephanDollberg/PingPong" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/StephanDollberg/PingPong"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/StephanDollberg/PingPong'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7498571b5b0f4816a8877c3f06da7bc47960c7c0
[INFO] sha for GitHub repo StephanDollberg/PingPong: 7498571b5b0f4816a8877c3f06da7bc47960c7c0
[INFO] validating manifest of StephanDollberg/PingPong 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 StephanDollberg/PingPong 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 StephanDollberg/PingPong
[INFO] finished frobbing StephanDollberg/PingPong
[INFO] frobbed toml for StephanDollberg/PingPong written to work/ex/beta-1.38-1/sources/1.37.0/gh/StephanDollberg/PingPong/Cargo.toml
[INFO] started frobbing StephanDollberg/PingPong
[INFO] finished frobbing StephanDollberg/PingPong
[INFO] frobbed toml for StephanDollberg/PingPong written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/StephanDollberg/PingPong/Cargo.toml
[INFO] crate StephanDollberg/PingPong 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 StephanDollberg/PingPong against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/StephanDollberg/PingPong:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 3b749a55577f105eed598c8987968274d33d8e4506a78d415de309ec3662d7fa
[INFO] running `"docker" "start" "-a" "3b749a55577f105eed598c8987968274d33d8e4506a78d415de309ec3662d7fa"`
[INFO] [stderr]    Compiling pingpong v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `"docker" "inspect" "3b749a55577f105eed598c8987968274d33d8e4506a78d415de309ec3662d7fa"`
[INFO] running `"docker" "rm" "-f" "3b749a55577f105eed598c8987968274d33d8e4506a78d415de309ec3662d7fa"`
[INFO] [stdout] 3b749a55577f105eed598c8987968274d33d8e4506a78d415de309ec3662d7fa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/StephanDollberg/PingPong:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d7fdfbc65f1526411edec689be9b3a14b5336b7cee61b83746043fd119b0afa1
[INFO] running `"docker" "start" "-a" "d7fdfbc65f1526411edec689be9b3a14b5336b7cee61b83746043fd119b0afa1"`
[INFO] [stderr]    Compiling pingpong v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "d7fdfbc65f1526411edec689be9b3a14b5336b7cee61b83746043fd119b0afa1"`
[INFO] running `"docker" "rm" "-f" "d7fdfbc65f1526411edec689be9b3a14b5336b7cee61b83746043fd119b0afa1"`
[INFO] [stdout] d7fdfbc65f1526411edec689be9b3a14b5336b7cee61b83746043fd119b0afa1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/StephanDollberg/PingPong:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] fd3c606aef04f61fb576c4c9646462980a32621d03318af0bb32ae5bc9d15933
[INFO] running `"docker" "start" "-a" "fd3c606aef04f61fb576c4c9646462980a32621d03318af0bb32ae5bc9d15933"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pingpong-ea76ab84bbb2e819
[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/pinger-64a107389edb606e
[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/ponger-6a57d688d5bf3d5b
[INFO] [stderr]    Doc-tests pingpong
[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" "fd3c606aef04f61fb576c4c9646462980a32621d03318af0bb32ae5bc9d15933"`
[INFO] running `"docker" "rm" "-f" "fd3c606aef04f61fb576c4c9646462980a32621d03318af0bb32ae5bc9d15933"`
[INFO] [stdout] fd3c606aef04f61fb576c4c9646462980a32621d03318af0bb32ae5bc9d15933