[INFO] crate differential-evolution 0.2.2 is already in cache
[INFO] extracting crate differential-evolution 0.2.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/differential-evolution/0.2.2
[INFO] extracting crate differential-evolution 0.2.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/differential-evolution/0.2.2
[INFO] validating manifest of differential-evolution-0.2.2 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 differential-evolution-0.2.2 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 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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/reg/differential-evolution/0.2.2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing differential-evolution-0.2.2 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 4a6d94fcaa27effbf5bce99354d752f5bd77f5bb35937da954d3568179e016dd
[INFO] running `"docker" "start" "-a" "4a6d94fcaa27effbf5bce99354d752f5bd77f5bb35937da954d3568179e016dd"`
[INFO] [stderr]    Compiling differential-evolution v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "4a6d94fcaa27effbf5bce99354d752f5bd77f5bb35937da954d3568179e016dd"`
[INFO] running `"docker" "rm" "-f" "4a6d94fcaa27effbf5bce99354d752f5bd77f5bb35937da954d3568179e016dd"`
[INFO] [stdout] 4a6d94fcaa27effbf5bce99354d752f5bd77f5bb35937da954d3568179e016dd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] cacd95ba47f1f250a53b66f8512cba2e03b122c0b45272856afe21b967d0a85b
[INFO] running `"docker" "start" "-a" "cacd95ba47f1f250a53b66f8512cba2e03b122c0b45272856afe21b967d0a85b"`
[INFO] [stderr]    Compiling differential-evolution v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "cacd95ba47f1f250a53b66f8512cba2e03b122c0b45272856afe21b967d0a85b"`
[INFO] running `"docker" "rm" "-f" "cacd95ba47f1f250a53b66f8512cba2e03b122c0b45272856afe21b967d0a85b"`
[INFO] [stdout] cacd95ba47f1f250a53b66f8512cba2e03b122c0b45272856afe21b967d0a85b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] a2d432b9e630e79382641f17ad844f699a06815bd4762fc4bdce3f2ffff72314
[INFO] running `"docker" "start" "-a" "a2d432b9e630e79382641f17ad844f699a06815bd4762fc4bdce3f2ffff72314"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/differential_evolution-1e59cd075172afa3
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests differential-evolution
[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] [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 41) ... ok
[INFO] [stdout] test src/lib.rs -  (line 105) ... 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 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" "a2d432b9e630e79382641f17ad844f699a06815bd4762fc4bdce3f2ffff72314"`
[INFO] running `"docker" "rm" "-f" "a2d432b9e630e79382641f17ad844f699a06815bd4762fc4bdce3f2ffff72314"`
[INFO] [stdout] a2d432b9e630e79382641f17ad844f699a06815bd4762fc4bdce3f2ffff72314