[INFO] updating cached repository rekka/docopt_test
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rekka/docopt_test
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rekka/docopt_test" "work/ex/beta-1.37-6/sources/1.36.0/gh/rekka/docopt_test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/rekka/docopt_test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rekka/docopt_test" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rekka/docopt_test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rekka/docopt_test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dbff8a299d83027ea65461348bb732d08229a3de
[INFO] sha for GitHub repo rekka/docopt_test: dbff8a299d83027ea65461348bb732d08229a3de
[INFO] validating manifest of rekka/docopt_test 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 rekka/docopt_test 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 rekka/docopt_test
[INFO] finished frobbing rekka/docopt_test
[INFO] frobbed toml for rekka/docopt_test written to work/ex/beta-1.37-6/sources/1.36.0/gh/rekka/docopt_test/Cargo.toml
[INFO] started frobbing rekka/docopt_test
[INFO] finished frobbing rekka/docopt_test
[INFO] frobbed toml for rekka/docopt_test written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rekka/docopt_test/Cargo.toml
[INFO] crate rekka/docopt_test 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] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/rekka/docopt_test/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 rekka/docopt_test 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-4/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/rekka/docopt_test:/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] 77cc9afe0b0d5b4c8282dbad32429b2ca9bd5cb5a974728d19f88ece48f37e7d
[INFO] running `"docker" "start" "-a" "77cc9afe0b0d5b4c8282dbad32429b2ca9bd5cb5a974728d19f88ece48f37e7d"`
[INFO] [stderr]    Compiling docopt_test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `"docker" "inspect" "77cc9afe0b0d5b4c8282dbad32429b2ca9bd5cb5a974728d19f88ece48f37e7d"`
[INFO] running `"docker" "rm" "-f" "77cc9afe0b0d5b4c8282dbad32429b2ca9bd5cb5a974728d19f88ece48f37e7d"`
[INFO] [stdout] 77cc9afe0b0d5b4c8282dbad32429b2ca9bd5cb5a974728d19f88ece48f37e7d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/rekka/docopt_test:/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] 6bf95fc3d53185d2a16a84741b4539911d9b7b86e4deb7de08405955f81ae361
[INFO] running `"docker" "start" "-a" "6bf95fc3d53185d2a16a84741b4539911d9b7b86e4deb7de08405955f81ae361"`
[INFO] [stderr]    Compiling docopt_test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `"docker" "inspect" "6bf95fc3d53185d2a16a84741b4539911d9b7b86e4deb7de08405955f81ae361"`
[INFO] running `"docker" "rm" "-f" "6bf95fc3d53185d2a16a84741b4539911d9b7b86e4deb7de08405955f81ae361"`
[INFO] [stdout] 6bf95fc3d53185d2a16a84741b4539911d9b7b86e4deb7de08405955f81ae361
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/rekka/docopt_test:/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] 19c985ce017e38f34841c67e3adb9840906d67ff97bf4b4b85000f38d4ae8376
[INFO] running `"docker" "start" "-a" "19c985ce017e38f34841c67e3adb9840906d67ff97bf4b4b85000f38d4ae8376"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/docopt_test-5774495768a82110
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/docopt_test-879a2a8708a51f0a
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests docopt_test
[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" "19c985ce017e38f34841c67e3adb9840906d67ff97bf4b4b85000f38d4ae8376"`
[INFO] running `"docker" "rm" "-f" "19c985ce017e38f34841c67e3adb9840906d67ff97bf4b4b85000f38d4ae8376"`
[INFO] [stdout] 19c985ce017e38f34841c67e3adb9840906d67ff97bf4b4b85000f38d4ae8376