[INFO] crate firefly 0.0.0 is already in cache
[INFO] extracting crate firefly 0.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/firefly/0.0.0
[INFO] extracting crate firefly 0.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/firefly/0.0.0
[INFO] validating manifest of firefly-0.0.0 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 firefly-0.0.0 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 firefly-0.0.0
[INFO] finished frobbing firefly-0.0.0
[INFO] frobbed toml for firefly-0.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/firefly/0.0.0/Cargo.toml
[INFO] started frobbing firefly-0.0.0
[INFO] finished frobbing firefly-0.0.0
[INFO] frobbed toml for firefly-0.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/firefly/0.0.0/Cargo.toml
[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 firefly-0.0.0 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-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/firefly/0.0.0:/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] 093edfccec8fa188703eff1a11ea5d2fbdf295f822423418c679611c1e66ce65
[INFO] running `"docker" "start" "-a" "093edfccec8fa188703eff1a11ea5d2fbdf295f822423418c679611c1e66ce65"`
[INFO] [stderr]    Compiling firefly v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `"docker" "inspect" "093edfccec8fa188703eff1a11ea5d2fbdf295f822423418c679611c1e66ce65"`
[INFO] running `"docker" "rm" "-f" "093edfccec8fa188703eff1a11ea5d2fbdf295f822423418c679611c1e66ce65"`
[INFO] [stdout] 093edfccec8fa188703eff1a11ea5d2fbdf295f822423418c679611c1e66ce65
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/firefly/0.0.0:/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] 45d85557b016a3ad6d98a6280e50312467cbaf68f0ba6c5ab8033ad6ce6bafba
[INFO] running `"docker" "start" "-a" "45d85557b016a3ad6d98a6280e50312467cbaf68f0ba6c5ab8033ad6ce6bafba"`
[INFO] [stderr]    Compiling firefly v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "45d85557b016a3ad6d98a6280e50312467cbaf68f0ba6c5ab8033ad6ce6bafba"`
[INFO] running `"docker" "rm" "-f" "45d85557b016a3ad6d98a6280e50312467cbaf68f0ba6c5ab8033ad6ce6bafba"`
[INFO] [stdout] 45d85557b016a3ad6d98a6280e50312467cbaf68f0ba6c5ab8033ad6ce6bafba
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/firefly/0.0.0:/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] 3b043a217ccd5d5ea0d08c8d6d29f6cd1ced39a7c0ecf7f524cf4ac08ae7e04d
[INFO] running `"docker" "start" "-a" "3b043a217ccd5d5ea0d08c8d6d29f6cd1ced39a7c0ecf7f524cf4ac08ae7e04d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/firefly-fd5803756eff26d8
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests firefly
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "3b043a217ccd5d5ea0d08c8d6d29f6cd1ced39a7c0ecf7f524cf4ac08ae7e04d"`
[INFO] running `"docker" "rm" "-f" "3b043a217ccd5d5ea0d08c8d6d29f6cd1ced39a7c0ecf7f524cf4ac08ae7e04d"`
[INFO] [stdout] 3b043a217ccd5d5ea0d08c8d6d29f6cd1ced39a7c0ecf7f524cf4ac08ae7e04d