[INFO] updating cached repository KyussCaesar/dubble
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/KyussCaesar/dubble
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/KyussCaesar/dubble" "work/ex/beta-1.37-6/sources/1.36.0/gh/KyussCaesar/dubble"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/KyussCaesar/dubble'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/KyussCaesar/dubble" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/KyussCaesar/dubble"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/KyussCaesar/dubble'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c0f32337345f0a1bfc17e06a3ed9d49fdeed90eb
[INFO] sha for GitHub repo KyussCaesar/dubble: c0f32337345f0a1bfc17e06a3ed9d49fdeed90eb
[INFO] validating manifest of KyussCaesar/dubble 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 KyussCaesar/dubble 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 KyussCaesar/dubble
[INFO] finished frobbing KyussCaesar/dubble
[INFO] frobbed toml for KyussCaesar/dubble written to work/ex/beta-1.37-6/sources/1.36.0/gh/KyussCaesar/dubble/Cargo.toml
[INFO] started frobbing KyussCaesar/dubble
[INFO] finished frobbing KyussCaesar/dubble
[INFO] frobbed toml for KyussCaesar/dubble written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/KyussCaesar/dubble/Cargo.toml
[INFO] crate KyussCaesar/dubble 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 KyussCaesar/dubble 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/gh/KyussCaesar/dubble:/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] f41bdb536b9f8179e4293280b6a369acdeceb7fcebe3afce2925fa894c06b5e6
[INFO] running `"docker" "start" "-a" "f41bdb536b9f8179e4293280b6a369acdeceb7fcebe3afce2925fa894c06b5e6"`
[INFO] [stderr]    Compiling dubble v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "f41bdb536b9f8179e4293280b6a369acdeceb7fcebe3afce2925fa894c06b5e6"`
[INFO] running `"docker" "rm" "-f" "f41bdb536b9f8179e4293280b6a369acdeceb7fcebe3afce2925fa894c06b5e6"`
[INFO] [stdout] f41bdb536b9f8179e4293280b6a369acdeceb7fcebe3afce2925fa894c06b5e6
[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/gh/KyussCaesar/dubble:/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] c7e2a5659d46abb8d75054fc8f1eb9eafd1e57572ab2d7aa325a4735f04e3847
[INFO] running `"docker" "start" "-a" "c7e2a5659d46abb8d75054fc8f1eb9eafd1e57572ab2d7aa325a4735f04e3847"`
[INFO] [stderr]    Compiling dubble v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `"docker" "inspect" "c7e2a5659d46abb8d75054fc8f1eb9eafd1e57572ab2d7aa325a4735f04e3847"`
[INFO] running `"docker" "rm" "-f" "c7e2a5659d46abb8d75054fc8f1eb9eafd1e57572ab2d7aa325a4735f04e3847"`
[INFO] [stdout] c7e2a5659d46abb8d75054fc8f1eb9eafd1e57572ab2d7aa325a4735f04e3847
[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/gh/KyussCaesar/dubble:/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] dbbfa8f4730106dfff730397d0e444acc140c173f6af10c744b7aaacd8e06e7f
[INFO] running `"docker" "start" "-a" "dbbfa8f4730106dfff730397d0e444acc140c173f6af10c744b7aaacd8e06e7f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dubble-3d69dded13bb60f5
[INFO] [stderr]    Doc-tests dubble
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::basic_int_using_deref ... ok
[INFO] [stdout] test tests::basic_int ... ok
[INFO] [stdout] test tests::basic_string ... ok
[INFO] [stdout] test tests::vec_i32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs -  (line 77) ... ok
[INFO] [stdout] test src/lib.rs -  (line 65) ... ok
[INFO] [stdout] test src/lib.rs -  (line 12) ... ok
[INFO] [stdout] test src/lib.rs -  (line 18) ... ok
[INFO] [stdout] test src/lib.rs -  (line 25) ... ok
[INFO] [stdout] test src/lib.rs - DoubleBuffered<T>::write (line 147) ... ok
[INFO] [stdout] test src/lib.rs - DoubleBuffered<T>::write (line 156) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "dbbfa8f4730106dfff730397d0e444acc140c173f6af10c744b7aaacd8e06e7f"`
[INFO] running `"docker" "rm" "-f" "dbbfa8f4730106dfff730397d0e444acc140c173f6af10c744b7aaacd8e06e7f"`
[INFO] [stdout] dbbfa8f4730106dfff730397d0e444acc140c173f6af10c744b7aaacd8e06e7f