[INFO] crate differential-evolution 0.2.2 is already in cache
[INFO] extracting crate differential-evolution 0.2.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/differential-evolution/0.2.2
[INFO] extracting crate differential-evolution 0.2.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/differential-evolution/0.2.2
[INFO] validating manifest of differential-evolution-0.2.2 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 differential-evolution-0.2.2 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 differential-evolution-0.2.2
[INFO] finished frobbing differential-evolution-0.2.2
[INFO] frobbed toml for differential-evolution-0.2.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/differential-evolution/0.2.2/Cargo.toml
[INFO] started frobbing differential-evolution-0.2.2
[INFO] finished frobbing differential-evolution-0.2.2
[INFO] frobbed toml for differential-evolution-0.2.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/differential-evolution/0.2.2/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 differential-evolution-0.2.2 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-6/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/differential-evolution/0.2.2:/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] 1b4918628cfda609600afa84ea019603b387ec30009006e6fd195616159d4fe5
[INFO] running `"docker" "start" "-a" "1b4918628cfda609600afa84ea019603b387ec30009006e6fd195616159d4fe5"`
[INFO] [stderr]    Compiling differential-evolution v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "1b4918628cfda609600afa84ea019603b387ec30009006e6fd195616159d4fe5"`
[INFO] running `"docker" "rm" "-f" "1b4918628cfda609600afa84ea019603b387ec30009006e6fd195616159d4fe5"`
[INFO] [stdout] 1b4918628cfda609600afa84ea019603b387ec30009006e6fd195616159d4fe5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/differential-evolution/0.2.2:/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] b9973ebb436aa51e9d6be6301384f4462ec3e4180725176e951b6dd5659dbf8e
[INFO] running `"docker" "start" "-a" "b9973ebb436aa51e9d6be6301384f4462ec3e4180725176e951b6dd5659dbf8e"`
[INFO] [stderr]    Compiling differential-evolution v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "b9973ebb436aa51e9d6be6301384f4462ec3e4180725176e951b6dd5659dbf8e"`
[INFO] running `"docker" "rm" "-f" "b9973ebb436aa51e9d6be6301384f4462ec3e4180725176e951b6dd5659dbf8e"`
[INFO] [stdout] b9973ebb436aa51e9d6be6301384f4462ec3e4180725176e951b6dd5659dbf8e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/differential-evolution/0.2.2:/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] 783edb8a21509e596f102e706b5d772e604c18b3397efa61172b0afe3f3371fb
[INFO] running `"docker" "start" "-a" "783edb8a21509e596f102e706b5d772e604c18b3397efa61172b0afe3f3371fb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/differential_evolution-25e73ab822c688e6
[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] [stderr]    Doc-tests differential-evolution
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs -  (line 28) ... ok
[INFO] [stdout] test src/lib.rs -  (line 75) ... ok
[INFO] [stdout] test src/lib.rs -  (line 87) ... ok
[INFO] [stdout] test src/lib.rs -  (line 116) ... ok
[INFO] [stdout] test src/lib.rs -  (line 94) ... ok
[INFO] [stdout] test src/lib.rs -  (line 105) ... ok
[INFO] [stdout] test src/lib.rs -  (line 41) ... ok
[INFO] [stdout] test src/lib.rs -  (line 128) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "783edb8a21509e596f102e706b5d772e604c18b3397efa61172b0afe3f3371fb"`
[INFO] running `"docker" "rm" "-f" "783edb8a21509e596f102e706b5d772e604c18b3397efa61172b0afe3f3371fb"`
[INFO] [stdout] 783edb8a21509e596f102e706b5d772e604c18b3397efa61172b0afe3f3371fb