[INFO] crate rust_nb 0.1.0 is already in cache
[INFO] extracting crate rust_nb 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/rust_nb/0.1.0
[INFO] extracting crate rust_nb 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rust_nb/0.1.0
[INFO] validating manifest of rust_nb-0.1.0 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 rust_nb-0.1.0 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 rust_nb-0.1.0
[INFO] finished frobbing rust_nb-0.1.0
[INFO] frobbed toml for rust_nb-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/rust_nb/0.1.0/Cargo.toml
[INFO] started frobbing rust_nb-0.1.0
[INFO] finished frobbing rust_nb-0.1.0
[INFO] frobbed toml for rust_nb-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rust_nb/0.1.0/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 rust_nb-0.1.0 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-2/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/rust_nb/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 9d373fe278898f0738eafeffc5ddd41c560170e3c37b1dfd0b6f1e1970824eec
[INFO] running `"docker" "start" "-a" "9d373fe278898f0738eafeffc5ddd41c560170e3c37b1dfd0b6f1e1970824eec"`
[INFO] [stderr]    Compiling rust_nb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `"docker" "inspect" "9d373fe278898f0738eafeffc5ddd41c560170e3c37b1dfd0b6f1e1970824eec"`
[INFO] running `"docker" "rm" "-f" "9d373fe278898f0738eafeffc5ddd41c560170e3c37b1dfd0b6f1e1970824eec"`
[INFO] [stdout] 9d373fe278898f0738eafeffc5ddd41c560170e3c37b1dfd0b6f1e1970824eec
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/rust_nb/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7c085a0c152f63caac2ffc8b099a4fcf50c09e7878a209099e09fbfd7b80b0cf
[INFO] running `"docker" "start" "-a" "7c085a0c152f63caac2ffc8b099a4fcf50c09e7878a209099e09fbfd7b80b0cf"`
[INFO] [stderr]    Compiling rust_nb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.66s
[INFO] running `"docker" "inspect" "7c085a0c152f63caac2ffc8b099a4fcf50c09e7878a209099e09fbfd7b80b0cf"`
[INFO] running `"docker" "rm" "-f" "7c085a0c152f63caac2ffc8b099a4fcf50c09e7878a209099e09fbfd7b80b0cf"`
[INFO] [stdout] 7c085a0c152f63caac2ffc8b099a4fcf50c09e7878a209099e09fbfd7b80b0cf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/rust_nb/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 91d18a8299fcb77c10e2014f2c4468a73bd70240294b410ceb6940c353636fbf
[INFO] running `"docker" "start" "-a" "91d18a8299fcb77c10e2014f2c4468a73bd70240294b410ceb6940c353636fbf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_nb-968fe4a98c72d2bb
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lib-446f982f7c126ae9
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test model_hashmap_store_works ... ok
[INFO] [stdout] test count_works ... ok
[INFO] [stdout] test clean_text_works ... ok
[INFO] [stdout] test model_count_classes_works ... ok
[INFO] [stdout] test normalize_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test rust_nb::model_works_simple_case ... ok
[INFO] [stdout] test rust_nb::model_works ... ok
[INFO] [stdout] test rust_nb::model_gaussian_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_nb
[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] running `"docker" "inspect" "91d18a8299fcb77c10e2014f2c4468a73bd70240294b410ceb6940c353636fbf"`
[INFO] running `"docker" "rm" "-f" "91d18a8299fcb77c10e2014f2c4468a73bd70240294b410ceb6940c353636fbf"`
[INFO] [stdout] 91d18a8299fcb77c10e2014f2c4468a73bd70240294b410ceb6940c353636fbf