[INFO] fetching crate ngrammatic 0.3.1...
[INFO] testing ngrammatic-0.3.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate ngrammatic 0.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ngrammatic 0.3.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ngrammatic 0.3.1
[INFO] finished tweaking crates.io crate ngrammatic 0.3.1
[INFO] tweaked toml for crates.io crate ngrammatic 0.3.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "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" "+1.44.0" "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] a1ab39886163ba4395fffdf0ab0caefae900414c4df187e2ac485551e66d49da
[INFO] running `"docker" "start" "-a" "a1ab39886163ba4395fffdf0ab0caefae900414c4df187e2ac485551e66d49da"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ngrammatic v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:434:20
[INFO] [stderr]     |
[INFO] [stderr] 434 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> 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/lib.rs:565:20
[INFO] [stderr]     |
[INFO] [stderr] 565 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:670:47
[INFO] [stderr]     |
[INFO] [stderr] 670 |     pub fn key_trans(mut self, key_trans: Box<Fn(&str) -> String>) -> Self {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "a1ab39886163ba4395fffdf0ab0caefae900414c4df187e2ac485551e66d49da"`
[INFO] running `"docker" "rm" "-f" "a1ab39886163ba4395fffdf0ab0caefae900414c4df187e2ac485551e66d49da"`
[INFO] [stdout] a1ab39886163ba4395fffdf0ab0caefae900414c4df187e2ac485551e66d49da
[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" "+1.44.0" "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] 4b904e3d93cd4fe42c682864aaf5b4f18f3e415aca28f6a46e201a83de647997
[INFO] running `"docker" "start" "-a" "4b904e3d93cd4fe42c682864aaf5b4f18f3e415aca28f6a46e201a83de647997"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ngrammatic v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:434:20
[INFO] [stderr]     |
[INFO] [stderr] 434 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> 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/lib.rs:565:20
[INFO] [stderr]     |
[INFO] [stderr] 565 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:670:47
[INFO] [stderr]     |
[INFO] [stderr] 670 |     pub fn key_trans(mut self, key_trans: Box<Fn(&str) -> String>) -> Self {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:434:20
[INFO] [stderr]     |
[INFO] [stderr] 434 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> 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/lib.rs:565:20
[INFO] [stderr]     |
[INFO] [stderr] 565 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:670:47
[INFO] [stderr]     |
[INFO] [stderr] 670 |     pub fn key_trans(mut self, key_trans: Box<Fn(&str) -> String>) -> Self {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `"docker" "inspect" "4b904e3d93cd4fe42c682864aaf5b4f18f3e415aca28f6a46e201a83de647997"`
[INFO] running `"docker" "rm" "-f" "4b904e3d93cd4fe42c682864aaf5b4f18f3e415aca28f6a46e201a83de647997"`
[INFO] [stdout] 4b904e3d93cd4fe42c682864aaf5b4f18f3e415aca28f6a46e201a83de647997
[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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b7e1223745f9b788a9fc341dd0161fe8290dba4eba88d4f6daf7a3e760006436
[INFO] running `"docker" "start" "-a" "b7e1223745f9b788a9fc341dd0161fe8290dba4eba88d4f6daf7a3e760006436"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:434:20
[INFO] [stderr]     |
[INFO] [stderr] 434 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> 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/lib.rs:565:20
[INFO] [stderr]     |
[INFO] [stderr] 565 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:670:47
[INFO] [stderr]     |
[INFO] [stderr] 670 |     pub fn key_trans(mut self, key_trans: Box<Fn(&str) -> String>) -> Self {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:434:20
[INFO] [stderr]     |
[INFO] [stderr] 434 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> 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/lib.rs:565:20
[INFO] [stderr]     |
[INFO] [stderr] 565 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:670:47
[INFO] [stderr]     |
[INFO] [stderr] 670 |     pub fn key_trans(mut self, key_trans: Box<Fn(&str) -> String>) -> Self {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ngrammatic-19b380ab4b45360f
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::corpus_add_multiple ... ok
[INFO] [stdout] test tests::short_string_autopad ... ok
[INFO] [stdout] test tests::short_string_nopad ... ok
[INFO] [stdout] test tests::corpus_set_arity_after_adding_text ... ok
[INFO] [stdout] test tests::short_string_strpad ... ok
[INFO] [stdout] test tests::arity_clamp_empty_string_nopad ... ok
[INFO] [stdout] test tests::arity_clamp_empty_string_padded ... ok
[INFO] [stdout] test tests::corpus_add_text_before_setting_arity ... ok
[INFO] [stdout] test tests::corpus_set_padding_after_adding_text ... ok
[INFO] [stdout] test tests::empty_string_autopad ... ok
[INFO] [stdout] test tests::empty_string_nopad ... ok
[INFO] [stdout] test tests::empty_string_strpad ... ok
[INFO] [stdout] test tests::similarity_identical ... ok
[INFO] [stdout] test tests::corpus_search ... ok
[INFO] [stdout] test tests::corpus_search_emoji ... ok
[INFO] [stdout] test tests::similarity_completelydifferent ... ok
[INFO] [stdout] test tests::corpus_case_insensitive_corpus_search_terms ... ok
[INFO] [stdout] test tests::ngram_similarity_raw ... ok
[INFO] [stdout] test tests::corpus_case_insensitive_corpus_search ... ok
[INFO] [stderr]    Doc-tests ngrammatic
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/lib.rs - NgramBuilder::new (line 320) ... ok
[INFO] [stdout] test src/lib.rs - Ngram::similarity_to (line 180) ... ok
[INFO] [stdout] test src/lib.rs - Corpus::add_text (line 474) ... ok
[INFO] [stdout] test src/lib.rs - Ngram::count_gram (line 250) ... ok
[INFO] [stdout] test src/lib.rs - Ngram::contains (line 276) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::finish (line 406) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::arity (line 391) ... ok
[INFO] [stdout] test src/lib.rs - Ngram::matches (line 198) ... ok
[INFO] [stdout] test src/lib.rs - Corpus::search (line 524) ... ok
[INFO] [stdout] test src/lib.rs - CorpusBuilder::case_insensitive (line 677) ... ok
[INFO] [stdout] test src/lib.rs - CorpusBuilder::new (line 593) ... ok
[INFO] [stdout] test src/lib.rs - Corpus::add_ngram (line 453) ... ok
[INFO] [stdout] test src/lib.rs - CorpusBuilder::key_trans (line 657) ... ok
[INFO] [stdout] test src/lib.rs -  (line 21) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::pad_left (line 339) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::pad_full (line 371) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::pad_right (line 355) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b7e1223745f9b788a9fc341dd0161fe8290dba4eba88d4f6daf7a3e760006436"`
[INFO] running `"docker" "rm" "-f" "b7e1223745f9b788a9fc341dd0161fe8290dba4eba88d4f6daf7a3e760006436"`
[INFO] [stdout] b7e1223745f9b788a9fc341dd0161fe8290dba4eba88d4f6daf7a3e760006436