[INFO] updating cached repository jgergo/rust_by_example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jgergo/rust_by_example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jgergo/rust_by_example" "work/ex/beta-1.37-6/sources/1.36.0/gh/jgergo/rust_by_example"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jgergo/rust_by_example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jgergo/rust_by_example" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jgergo/rust_by_example"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jgergo/rust_by_example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 039a3863379aa35c1841bd7d52cd518fda9d03fa
[INFO] sha for GitHub repo jgergo/rust_by_example: 039a3863379aa35c1841bd7d52cd518fda9d03fa
[INFO] validating manifest of jgergo/rust_by_example 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 jgergo/rust_by_example 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 jgergo/rust_by_example
[INFO] finished frobbing jgergo/rust_by_example
[INFO] frobbed toml for jgergo/rust_by_example written to work/ex/beta-1.37-6/sources/1.36.0/gh/jgergo/rust_by_example/Cargo.toml
[INFO] started frobbing jgergo/rust_by_example
[INFO] finished frobbing jgergo/rust_by_example
[INFO] frobbed toml for jgergo/rust_by_example written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jgergo/rust_by_example/Cargo.toml
[INFO] crate jgergo/rust_by_example 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 jgergo/rust_by_example 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/jgergo/rust_by_example:/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] 7b7e796a8632eb4345eed2fba722e1c93066f3b638e30eaa8ad2be2f14ede5a1
[INFO] running `"docker" "start" "-a" "7b7e796a8632eb4345eed2fba722e1c93066f3b638e30eaa8ad2be2f14ede5a1"`
[INFO] [stderr]    Compiling rust_by_example v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "7b7e796a8632eb4345eed2fba722e1c93066f3b638e30eaa8ad2be2f14ede5a1"`
[INFO] running `"docker" "rm" "-f" "7b7e796a8632eb4345eed2fba722e1c93066f3b638e30eaa8ad2be2f14ede5a1"`
[INFO] [stdout] 7b7e796a8632eb4345eed2fba722e1c93066f3b638e30eaa8ad2be2f14ede5a1
[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/jgergo/rust_by_example:/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] 28a1c3d4d1f4130e75018215b3174885365d3c0bf3cb23176e5331dd61baf0f5
[INFO] running `"docker" "start" "-a" "28a1c3d4d1f4130e75018215b3174885365d3c0bf3cb23176e5331dd61baf0f5"`
[INFO] [stderr]    Compiling rust_by_example v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "28a1c3d4d1f4130e75018215b3174885365d3c0bf3cb23176e5331dd61baf0f5"`
[INFO] running `"docker" "rm" "-f" "28a1c3d4d1f4130e75018215b3174885365d3c0bf3cb23176e5331dd61baf0f5"`
[INFO] [stdout] 28a1c3d4d1f4130e75018215b3174885365d3c0bf3cb23176e5331dd61baf0f5
[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/jgergo/rust_by_example:/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] c91eca0d71ded1af6073e6fa43b52ac87fbc5ed007d61dd1527139a00895f50d
[INFO] running `"docker" "start" "-a" "c91eca0d71ded1af6073e6fa43b52ac87fbc5ed007d61dd1527139a00895f50d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_by_example-cc5c1cc455a3c195
[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" "c91eca0d71ded1af6073e6fa43b52ac87fbc5ed007d61dd1527139a00895f50d"`
[INFO] running `"docker" "rm" "-f" "c91eca0d71ded1af6073e6fa43b52ac87fbc5ed007d61dd1527139a00895f50d"`
[INFO] [stdout] c91eca0d71ded1af6073e6fa43b52ac87fbc5ed007d61dd1527139a00895f50d