[INFO] crate roost 0.0.1 is already in cache
[INFO] extracting crate roost 0.0.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/roost/0.0.1
[INFO] extracting crate roost 0.0.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/roost/0.0.1
[INFO] validating manifest of roost-0.0.1 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 roost-0.0.1 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 roost-0.0.1
[INFO] finished frobbing roost-0.0.1
[INFO] frobbed toml for roost-0.0.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/roost/0.0.1/Cargo.toml
[INFO] started frobbing roost-0.0.1
[INFO] finished frobbing roost-0.0.1
[INFO] frobbed toml for roost-0.0.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/roost/0.0.1/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 roost-0.0.1 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-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/roost/0.0.1:/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] 8d1c3f5b8549354191cbf05b08d5745f4494595ec2b58c07c496e3325b501663
[INFO] running `"docker" "start" "-a" "8d1c3f5b8549354191cbf05b08d5745f4494595ec2b58c07c496e3325b501663"`
[INFO] [stderr]    Compiling roost v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `"docker" "inspect" "8d1c3f5b8549354191cbf05b08d5745f4494595ec2b58c07c496e3325b501663"`
[INFO] running `"docker" "rm" "-f" "8d1c3f5b8549354191cbf05b08d5745f4494595ec2b58c07c496e3325b501663"`
[INFO] [stdout] 8d1c3f5b8549354191cbf05b08d5745f4494595ec2b58c07c496e3325b501663
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/roost/0.0.1:/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] ba9648f5f73bc447750f06a4d36ac07f8d9541b9f2edcfa508cf46ecf74256d5
[INFO] running `"docker" "start" "-a" "ba9648f5f73bc447750f06a4d36ac07f8d9541b9f2edcfa508cf46ecf74256d5"`
[INFO] [stderr]    Compiling roost v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "ba9648f5f73bc447750f06a4d36ac07f8d9541b9f2edcfa508cf46ecf74256d5"`
[INFO] running `"docker" "rm" "-f" "ba9648f5f73bc447750f06a4d36ac07f8d9541b9f2edcfa508cf46ecf74256d5"`
[INFO] [stdout] ba9648f5f73bc447750f06a4d36ac07f8d9541b9f2edcfa508cf46ecf74256d5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/roost/0.0.1:/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] 237c50858dae0529aecb2aba3fc29e6e1daae708a515084174bad4551517c6ca
[INFO] running `"docker" "start" "-a" "237c50858dae0529aecb2aba3fc29e6e1daae708a515084174bad4551517c6ca"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/roost-3f553573bbbe93e8
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests roost
[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" "237c50858dae0529aecb2aba3fc29e6e1daae708a515084174bad4551517c6ca"`
[INFO] running `"docker" "rm" "-f" "237c50858dae0529aecb2aba3fc29e6e1daae708a515084174bad4551517c6ca"`
[INFO] [stdout] 237c50858dae0529aecb2aba3fc29e6e1daae708a515084174bad4551517c6ca