[INFO] fetching crate rammer 0.2.2...
[INFO] testing rammer-0.2.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rammer 0.2.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rammer 0.2.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rammer 0.2.2
[INFO] finished tweaking crates.io crate rammer 0.2.2
[INFO] tweaked toml for crates.io crate rammer 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate rammer 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99e796c1512164dd73273468662ca24a6e97dd401c52ca95b897f9dbac3e7c1a
[INFO] running `Command { std: "docker" "start" "-a" "99e796c1512164dd73273468662ca24a6e97dd401c52ca95b897f9dbac3e7c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99e796c1512164dd73273468662ca24a6e97dd401c52ca95b897f9dbac3e7c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e796c1512164dd73273468662ca24a6e97dd401c52ca95b897f9dbac3e7c1a", kill_on_drop: false }`
[INFO] [stdout] 99e796c1512164dd73273468662ca24a6e97dd401c52ca95b897f9dbac3e7c1a
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb79f0853dd44217ca7c994aac7838663462a979de457c3d11e4b19d3f8da8d2
[INFO] running `Command { std: "docker" "start" "-a" "fb79f0853dd44217ca7c994aac7838663462a979de457c3d11e4b19d3f8da8d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling rammer v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.04s
[INFO] running `Command { std: "docker" "inspect" "fb79f0853dd44217ca7c994aac7838663462a979de457c3d11e4b19d3f8da8d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb79f0853dd44217ca7c994aac7838663462a979de457c3d11e4b19d3f8da8d2", kill_on_drop: false }`
[INFO] [stdout] fb79f0853dd44217ca7c994aac7838663462a979de457c3d11e4b19d3f8da8d2
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6a5818a86210aefe19d8757b4936c5d3372ecf220c793bd6f53124f1aee4ac0
[INFO] running `Command { std: "docker" "start" "-a" "c6a5818a86210aefe19d8757b4936c5d3372ecf220c793bd6f53124f1aee4ac0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rammer v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "c6a5818a86210aefe19d8757b4936c5d3372ecf220c793bd6f53124f1aee4ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6a5818a86210aefe19d8757b4936c5d3372ecf220c793bd6f53124f1aee4ac0", kill_on_drop: false }`
[INFO] [stdout] c6a5818a86210aefe19d8757b4936c5d3372ecf220c793bd6f53124f1aee4ac0
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3f4eeb36ac6876f05e705ddbfbed1111365f692f16e1c3715f127b8d87431411
[INFO] running `Command { std: "docker" "start" "-a" "3f4eeb36ac6876f05e705ddbfbed1111365f692f16e1c3715f127b8d87431411", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rammer-d472f90ae62b42c0)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test bag_of_words::tests::bow_2_from_unicode_no_spaces_emoji ... ok
[INFO] [stdout] test bag_of_words::tests::bow_2_from_unicode ... ok
[INFO] [stdout] test bag_of_words::tests::bow_from_ascii_skip_punctuation ... ignored
[INFO] [stdout] test bag_of_words::tests::bow_from_empty_string ... ok
[INFO] [stdout] test bag_of_words::tests::bow_from_2_eq_words ... ok
[INFO] [stdout] test bag_of_words::tests::bow_from_file_ascii_only ... ok
[INFO] [stdout] test bag_of_words::tests::bow_from_2_emoji_no_space ... ok
[INFO] [stdout] test bag_of_words::tests::bow_from_file_unicode_and_ascii ... ok
[INFO] [stdout] test bag_of_words::tests::bow_from_file_unicode_only ... ok
[INFO] [stdout] test bag_of_words::tests::bow_from_one_word ... ok
[INFO] [stdout] test bag_of_words::tests::combine_both_non_empty ... ok
[INFO] [stdout] test bag_of_words::tests::bow_from_unicode ... ok
[INFO] [stdout] test bag_of_words::tests::combine_empty_bows ... ok
[INFO] [stdout] test bag_of_words::tests::combine_both_non_empty_different ... ok
[INFO] [stdout] test bag_of_words::tests::combine_non_empty_with_empty ... ok
[INFO] [stdout] test bag_of_words::tests::combine_empty_with_non_empty ... ok
[INFO] [stdout] test bag_of_words::tests::freq_0 ... ok
[INFO] [stdout] test bag_of_words::tests::combine_three ... ok
[INFO] [stdout] test bag_of_words::tests::freq_1_of_2 ... ok
[INFO] [stdout] test bag_of_words::tests::freq_1 ... ok
[INFO] [stdout] test bag_of_words::tests::freq_1_of_5 ... ok
[INFO] [stdout] test bag_of_words::tests::new_bow ... ok
[INFO] [stdout] test bag_of_words::tests::from_iter ... ok
[INFO] [stdout] test hs_model::tests::filter_test ... ok
[INFO] [stdout] test bag_of_words::tests::bow_from_test_data_folder ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/generate_model-c108b9b3913f4deb)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/validate_model-bb079e099e5c35c9)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rammer
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![warn(missing_docs, missing_doc_code_examples)]
[INFO] [stderr]   |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/bag_of_words.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 | #[allow(missing_doc_code_examples)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr] 
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]    --> /opt/rustwide/workdir/src/bag_of_words.rs:140:13
[INFO] [stderr]     |
[INFO] [stderr] 140 |     #[allow(missing_doc_code_examples)]
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr] 
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]    --> /opt/rustwide/workdir/src/bag_of_words.rs:161:13
[INFO] [stderr]     |
[INFO] [stderr] 161 |     #[allow(missing_doc_code_examples)]
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr] 
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]    --> /opt/rustwide/workdir/src/bag_of_words.rs:185:13
[INFO] [stderr]     |
[INFO] [stderr] 185 |     #[allow(missing_doc_code_examples)]
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr] 
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/hs_model.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 | #[allow(missing_doc_code_examples)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test src/lib.rs - (line 6) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 18) - compile ... ok
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name rammer --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern rammer=/opt/rustwide/target/debug/deps/librammer-6e5444cb4b985970.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-77f4896dcab78a6f.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-d41b887372ec6790.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-b8482c5986fd9d97.rlib --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-93f3a57063ffb48f.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "3f4eeb36ac6876f05e705ddbfbed1111365f692f16e1c3715f127b8d87431411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f4eeb36ac6876f05e705ddbfbed1111365f692f16e1c3715f127b8d87431411", kill_on_drop: false }`
[INFO] [stdout] 3f4eeb36ac6876f05e705ddbfbed1111365f692f16e1c3715f127b8d87431411