[INFO] updating cached repository mdietrichstein/ir-search-engine-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mdietrichstein/ir-search-engine-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mdietrichstein/ir-search-engine-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/mdietrichstein/ir-search-engine-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mdietrichstein/ir-search-engine-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mdietrichstein/ir-search-engine-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mdietrichstein/ir-search-engine-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mdietrichstein/ir-search-engine-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 53928eec92a4dbbdc0ec6a2c560c368ba596bf8e
[INFO] sha for GitHub repo mdietrichstein/ir-search-engine-rust: 53928eec92a4dbbdc0ec6a2c560c368ba596bf8e
[INFO] validating manifest of mdietrichstein/ir-search-engine-rust 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 mdietrichstein/ir-search-engine-rust 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 mdietrichstein/ir-search-engine-rust
[INFO] finished frobbing mdietrichstein/ir-search-engine-rust
[INFO] frobbed toml for mdietrichstein/ir-search-engine-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/mdietrichstein/ir-search-engine-rust/Cargo.toml
[INFO] started frobbing mdietrichstein/ir-search-engine-rust
[INFO] finished frobbing mdietrichstein/ir-search-engine-rust
[INFO] frobbed toml for mdietrichstein/ir-search-engine-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mdietrichstein/ir-search-engine-rust/Cargo.toml
[INFO] crate mdietrichstein/ir-search-engine-rust 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 mdietrichstein/ir-search-engine-rust 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mdietrichstein/ir-search-engine-rust:/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] 7ca1f00eb281988c3cc71870cd4b157f41abea417f687d303a42595185a87d38
[INFO] running `"docker" "start" "-a" "7ca1f00eb281988c3cc71870cd4b157f41abea417f687d303a42595185a87d38"`
[INFO] [stderr]    Compiling farmhash v1.1.5
[INFO] [stderr]    Compiling encoding_rs_io v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]    Compiling wordnet_stemmer v0.1.1
[INFO] [stderr]    Compiling rust-stemmers v1.1.0
[INFO] [stderr]    Compiling text_retrieval v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/preprocessing/mod.rs:36:29
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub type Preprocessor = Box<Fn(&[String]) -> Vec<String>>;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[String]) -> Vec<String>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tokenization/mod.rs:34:10
[INFO] [stderr]    |
[INFO] [stderr] 34 | ) -> Box<Iterator<Item = Token> + 'a> {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token> + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.00s
[INFO] running `"docker" "inspect" "7ca1f00eb281988c3cc71870cd4b157f41abea417f687d303a42595185a87d38"`
[INFO] running `"docker" "rm" "-f" "7ca1f00eb281988c3cc71870cd4b157f41abea417f687d303a42595185a87d38"`
[INFO] [stdout] 7ca1f00eb281988c3cc71870cd4b157f41abea417f687d303a42595185a87d38
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mdietrichstein/ir-search-engine-rust:/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] 942d03d3774bb0cd1d713ef0083e491d375e92f028bed43b3016e30535365b30
[INFO] running `"docker" "start" "-a" "942d03d3774bb0cd1d713ef0083e491d375e92f028bed43b3016e30535365b30"`
[INFO] [stderr]    Compiling text_retrieval v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/preprocessing/mod.rs:36:29
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub type Preprocessor = Box<Fn(&[String]) -> Vec<String>>;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[String]) -> Vec<String>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tokenization/mod.rs:34:10
[INFO] [stderr]    |
[INFO] [stderr] 34 | ) -> Box<Iterator<Item = Token> + 'a> {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token> + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `"docker" "inspect" "942d03d3774bb0cd1d713ef0083e491d375e92f028bed43b3016e30535365b30"`
[INFO] running `"docker" "rm" "-f" "942d03d3774bb0cd1d713ef0083e491d375e92f028bed43b3016e30535365b30"`
[INFO] [stdout] 942d03d3774bb0cd1d713ef0083e491d375e92f028bed43b3016e30535365b30
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mdietrichstein/ir-search-engine-rust:/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] 230cd976bd29f75a5d8c62e0dc78af34345f8a9ef228204ce506671073fa29ea
[INFO] running `"docker" "start" "-a" "230cd976bd29f75a5d8c62e0dc78af34345f8a9ef228204ce506671073fa29ea"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/text_retrieval-bee2bf08877adee2
[INFO] [stderr]      Running /opt/crater/target/debug/deps/text_retrieval-1e03e5355dde5265
[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] [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 text_retrieval
[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" "230cd976bd29f75a5d8c62e0dc78af34345f8a9ef228204ce506671073fa29ea"`
[INFO] running `"docker" "rm" "-f" "230cd976bd29f75a5d8c62e0dc78af34345f8a9ef228204ce506671073fa29ea"`
[INFO] [stdout] 230cd976bd29f75a5d8c62e0dc78af34345f8a9ef228204ce506671073fa29ea