[INFO] updating cached repository https://github.com/mdietrichstein/ir-search-engine-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3b01b07bb3b39aadfd603e5b43969a5d637611ee
[INFO] testing mdietrichstein/ir-search-engine-rust against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdietrichstein%2Fir-search-engine-rust" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mdietrichstein/ir-search-engine-rust on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mdietrichstein/ir-search-engine-rust
[INFO] finished tweaking git repo https://github.com/mdietrichstein/ir-search-engine-rust
[INFO] tweaked toml for git repo https://github.com/mdietrichstein/ir-search-engine-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mdietrichstein/ir-search-engine-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 922a63e5f562b43503b8bff165606eb66cabe94d5c5b79dd34073f84178f1c30
[INFO] running `"docker" "start" "-a" "922a63e5f562b43503b8bff165606eb66cabe94d5c5b79dd34073f84178f1c30"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling encoding_rs v0.8.15
[INFO] [stderr]    Compiling farmhash v1.1.5
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling wordnet_stemmer v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling encoding_rs_io v0.1.4
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]    Compiling rust-stemmers v1.1.0
[INFO] [stderr]    Compiling text_retrieval v0.1.0 (/opt/rustwide/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] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.15s
[INFO] running `"docker" "inspect" "922a63e5f562b43503b8bff165606eb66cabe94d5c5b79dd34073f84178f1c30"`
[INFO] running `"docker" "rm" "-f" "922a63e5f562b43503b8bff165606eb66cabe94d5c5b79dd34073f84178f1c30"`
[INFO] [stdout] 922a63e5f562b43503b8bff165606eb66cabe94d5c5b79dd34073f84178f1c30
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 590f159a880a71520adf92ec3e858f3b31c586d4c0a306ecc48055db81fd409e
[INFO] running `"docker" "start" "-a" "590f159a880a71520adf92ec3e858f3b31c586d4c0a306ecc48055db81fd409e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling text_retrieval v0.1.0 (/opt/rustwide/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] warning: 2 warnings emitted
[INFO] [stderr] 
[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] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `"docker" "inspect" "590f159a880a71520adf92ec3e858f3b31c586d4c0a306ecc48055db81fd409e"`
[INFO] running `"docker" "rm" "-f" "590f159a880a71520adf92ec3e858f3b31c586d4c0a306ecc48055db81fd409e"`
[INFO] [stdout] 590f159a880a71520adf92ec3e858f3b31c586d4c0a306ecc48055db81fd409e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] ccc730f9f34571aa5a051af7890de4d1ff8683ed968514fd3d4fec6686c54ed8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "ccc730f9f34571aa5a051af7890de4d1ff8683ed968514fd3d4fec6686c54ed8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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] warning: 2 warnings emitted
[INFO] [stderr] 
[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] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/text_retrieval-69a3803f48bc51f0
[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] [stderr]      Running /opt/rustwide/target/debug/deps/text_retrieval-6aebde2d3435428a
[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" "ccc730f9f34571aa5a051af7890de4d1ff8683ed968514fd3d4fec6686c54ed8"`
[INFO] running `"docker" "rm" "-f" "ccc730f9f34571aa5a051af7890de4d1ff8683ed968514fd3d4fec6686c54ed8"`
[INFO] [stdout] ccc730f9f34571aa5a051af7890de4d1ff8683ed968514fd3d4fec6686c54ed8