[INFO] fetching crate natural 0.5.0...
[INFO] testing natural-0.5.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate natural 0.5.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate natural 0.5.0 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 crates.io crate natural 0.5.0
[INFO] finished tweaking crates.io crate natural 0.5.0
[INFO] tweaked toml for crates.io crate natural 0.5.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 4713ed6a8f44628ad4449df3274167905cefd9ab82442be4d3a469ded44a868d
[INFO] running `"docker" "start" "-a" "4713ed6a8f44628ad4449df3274167905cefd9ab82442be4d3a469ded44a868d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rust-stemmers v1.2.0
[INFO] [stderr]    Compiling natural v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/phonetics.rs:67:6
[INFO] [stderr]    |
[INFO] [stderr] 67 |     0...3 => add_more_zeros(chars),
[INFO] [stderr]    |      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.64s
[INFO] running `"docker" "inspect" "4713ed6a8f44628ad4449df3274167905cefd9ab82442be4d3a469ded44a868d"`
[INFO] running `"docker" "rm" "-f" "4713ed6a8f44628ad4449df3274167905cefd9ab82442be4d3a469ded44a868d"`
[INFO] [stdout] 4713ed6a8f44628ad4449df3274167905cefd9ab82442be4d3a469ded44a868d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 6929d471d4cd08094d693cf0af4c4bc41207e22fc552f81912b24a0e6a5e3b5c
[INFO] running `"docker" "start" "-a" "6929d471d4cd08094d693cf0af4c4bc41207e22fc552f81912b24a0e6a5e3b5c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling natural v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/phonetics.rs:67:6
[INFO] [stderr]    |
[INFO] [stderr] 67 |     0...3 => add_more_zeros(chars),
[INFO] [stderr]    |      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/phonetics.rs:67:6
[INFO] [stderr]    |
[INFO] [stderr] 67 |     0...3 => add_more_zeros(chars),
[INFO] [stderr]    |      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `"docker" "inspect" "6929d471d4cd08094d693cf0af4c4bc41207e22fc552f81912b24a0e6a5e3b5c"`
[INFO] running `"docker" "rm" "-f" "6929d471d4cd08094d693cf0af4c4bc41207e22fc552f81912b24a0e6a5e3b5c"`
[INFO] [stdout] 6929d471d4cd08094d693cf0af4c4bc41207e22fc552f81912b24a0e6a5e3b5c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 304f6326e8ce632f04cff9be9b15107af9dfb75ccc1067566563c7287bee4c79
[INFO] running `"docker" "start" "-a" "304f6326e8ce632f04cff9be9b15107af9dfb75ccc1067566563c7287bee4c79"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/phonetics.rs:67:6
[INFO] [stderr]    |
[INFO] [stderr] 67 |     0...3 => add_more_zeros(chars),
[INFO] [stderr]    |      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/phonetics.rs:67:6
[INFO] [stderr]    |
[INFO] [stderr] 67 |     0...3 => add_more_zeros(chars),
[INFO] [stderr]    |      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/natural-06a4176d31406beb
[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]      Running /opt/rustwide/target/debug/deps/classification_tests-d148b4570799a89c
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_basic_usage ... ok
[INFO] [stdout] test no_fail_on_empty_strings ... ok
[INFO] [stdout] test test_medium_dataset ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/distance_tests-3178876e0bdfba22
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_jaro_winkler ... ok
[INFO] [stdout] test test_lev_distance ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ngram_tests-d11c1efffa9b4d6f
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_ngram ... ok
[INFO] [stdout] test test_ngram_with_pad ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/phonetics_tests-a58126d2723e981d
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_soundex_methods ... ok
[INFO] [stdout] test test_soundex_algorithm ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tf_idf_test-906d635796aa48cc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_basic_usage ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tokenize_tests-4498782c68739bc7
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_tokenize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests natural
[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" "304f6326e8ce632f04cff9be9b15107af9dfb75ccc1067566563c7287bee4c79"`
[INFO] running `"docker" "rm" "-f" "304f6326e8ce632f04cff9be9b15107af9dfb75ccc1067566563c7287bee4c79"`
[INFO] [stdout] 304f6326e8ce632f04cff9be9b15107af9dfb75ccc1067566563c7287bee4c79