[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-1.38-1/sources/1.37.0/gh/KyussCaesar/dubble"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/KyussCaesar/dubble'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/KyussCaesar/dubble" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/KyussCaesar/dubble"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of KyussCaesar/dubble on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing KyussCaesar/dubble against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] f7970e3a3f0e37915333f137fc5d114bd2dee3856730bfea6bebebb527bd94f5
[INFO] running `"docker" "start" "-a" "f7970e3a3f0e37915333f137fc5d114bd2dee3856730bfea6bebebb527bd94f5"`
[INFO] [stderr]    Compiling dubble v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "f7970e3a3f0e37915333f137fc5d114bd2dee3856730bfea6bebebb527bd94f5"`
[INFO] running `"docker" "rm" "-f" "f7970e3a3f0e37915333f137fc5d114bd2dee3856730bfea6bebebb527bd94f5"`
[INFO] [stdout] f7970e3a3f0e37915333f137fc5d114bd2dee3856730bfea6bebebb527bd94f5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 24067b0bd0fa62c125d143f916ff1f04fffab7706fe93874e5b17ae048ff32f8
[INFO] running `"docker" "start" "-a" "24067b0bd0fa62c125d143f916ff1f04fffab7706fe93874e5b17ae048ff32f8"`
[INFO] [stderr]    Compiling dubble v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `"docker" "inspect" "24067b0bd0fa62c125d143f916ff1f04fffab7706fe93874e5b17ae048ff32f8"`
[INFO] running `"docker" "rm" "-f" "24067b0bd0fa62c125d143f916ff1f04fffab7706fe93874e5b17ae048ff32f8"`
[INFO] [stdout] 24067b0bd0fa62c125d143f916ff1f04fffab7706fe93874e5b17ae048ff32f8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 22bc7595a3833718bd51eb95adbc3fa453a073e1d030ee9dafe5a1a2e4bd9bc1
[INFO] running `"docker" "start" "-a" "22bc7595a3833718bd51eb95adbc3fa453a073e1d030ee9dafe5a1a2e4bd9bc1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dubble-999c473a87bcb355
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::basic_int ... ok
[INFO] [stdout] test tests::vec_i32 ... ok
[INFO] [stdout] test tests::basic_string ... ok
[INFO] [stdout] test tests::basic_int_using_deref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dubble
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs -  (line 12) ... ok
[INFO] [stdout] test src/lib.rs -  (line 77) ... ok
[INFO] [stdout] test src/lib.rs -  (line 65) ... ok
[INFO] [stdout] test src/lib.rs - DoubleBuffered<T>::write (line 147) ... ok
[INFO] [stdout] test src/lib.rs -  (line 18) ... ok
[INFO] [stdout] test src/lib.rs - DoubleBuffered<T>::write (line 156) ... ok
[INFO] [stdout] test src/lib.rs -  (line 25) ... 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" "22bc7595a3833718bd51eb95adbc3fa453a073e1d030ee9dafe5a1a2e4bd9bc1"`
[INFO] running `"docker" "rm" "-f" "22bc7595a3833718bd51eb95adbc3fa453a073e1d030ee9dafe5a1a2e4bd9bc1"`
[INFO] [stdout] 22bc7595a3833718bd51eb95adbc3fa453a073e1d030ee9dafe5a1a2e4bd9bc1