[INFO] crate dubble 0.1.0 is already in cache
[INFO] extracting crate dubble 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/dubble/0.1.0
[INFO] extracting crate dubble 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dubble/0.1.0
[INFO] validating manifest of dubble-0.1.0 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 dubble-0.1.0 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 dubble-0.1.0
[INFO] finished frobbing dubble-0.1.0
[INFO] frobbed toml for dubble-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/dubble/0.1.0/Cargo.toml
[INFO] started frobbing dubble-0.1.0
[INFO] finished frobbing dubble-0.1.0
[INFO] frobbed toml for dubble-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dubble/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 dubble-0.1.0 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/dubble/0.1.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 356c43eec1eabd747c329a630c79ce4780b569cc398a080fdf090e58386d77de
[INFO] running `"docker" "start" "-a" "356c43eec1eabd747c329a630c79ce4780b569cc398a080fdf090e58386d77de"`
[INFO] [stderr]    Compiling dubble v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "356c43eec1eabd747c329a630c79ce4780b569cc398a080fdf090e58386d77de"`
[INFO] running `"docker" "rm" "-f" "356c43eec1eabd747c329a630c79ce4780b569cc398a080fdf090e58386d77de"`
[INFO] [stdout] 356c43eec1eabd747c329a630c79ce4780b569cc398a080fdf090e58386d77de
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/dubble/0.1.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4463f843f6fb83d59552359c845d785d122a6e7daa7585a7140bbd4837210ff6
[INFO] running `"docker" "start" "-a" "4463f843f6fb83d59552359c845d785d122a6e7daa7585a7140bbd4837210ff6"`
[INFO] [stderr]    Compiling dubble v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "4463f843f6fb83d59552359c845d785d122a6e7daa7585a7140bbd4837210ff6"`
[INFO] running `"docker" "rm" "-f" "4463f843f6fb83d59552359c845d785d122a6e7daa7585a7140bbd4837210ff6"`
[INFO] [stdout] 4463f843f6fb83d59552359c845d785d122a6e7daa7585a7140bbd4837210ff6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/dubble/0.1.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] d747bcbfd5aa4878679b8d9b97339d55e183070720852d0e6a6c59a47fb984ea
[INFO] running `"docker" "start" "-a" "d747bcbfd5aa4878679b8d9b97339d55e183070720852d0e6a6c59a47fb984ea"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dubble-999c473a87bcb355
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[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] test tests::basic_int ... 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 77) ... ok
[INFO] [stdout] test src/lib.rs - DoubleBuffered<T>::write (line 147) ... ok
[INFO] [stdout] test src/lib.rs -  (line 65) ... ok
[INFO] [stdout] test src/lib.rs -  (line 18) ... ok
[INFO] [stdout] test src/lib.rs -  (line 12) ... 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" "d747bcbfd5aa4878679b8d9b97339d55e183070720852d0e6a6c59a47fb984ea"`
[INFO] running `"docker" "rm" "-f" "d747bcbfd5aa4878679b8d9b97339d55e183070720852d0e6a6c59a47fb984ea"`
[INFO] [stdout] d747bcbfd5aa4878679b8d9b97339d55e183070720852d0e6a6c59a47fb984ea