[INFO] updating cached repository https://github.com/FSMaxB/rust-genealogy
[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] 73ac6844449632fbc66254bc51c7de905e9b8c3d
[INFO] testing FSMaxB/rust-genealogy against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFSMaxB%2Frust-genealogy" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FSMaxB/rust-genealogy 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/FSMaxB/rust-genealogy
[INFO] finished tweaking git repo https://github.com/FSMaxB/rust-genealogy
[INFO] tweaked toml for git repo https://github.com/FSMaxB/rust-genealogy written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/FSMaxB/rust-genealogy 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b42a1a16b008b4811231109a20481d3c9d117defad414d34bcd0e8b2a4b29b42
[INFO] running `"docker" "start" "-a" "b42a1a16b008b4811231109a20481d3c9d117defad414d34bcd0e8b2a4b29b42"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling regex-syntax v0.6.16
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling hamcrest2 v0.3.0
[INFO] [stderr]    Compiling rust-geneaology v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: enum is never used: `ArticleFactory`
[INFO] [stderr]   --> src/article/article_factory.rs:17:10
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub enum ArticleFactory {}
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant is never used: `TITLE`
[INFO] [stderr]   --> src/article/article_factory.rs:21:2
[INFO] [stderr]    |
[INFO] [stderr] 21 |     const TITLE: &'static str = "title";
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant is never used: `TAGS`
[INFO] [stderr]   --> src/article/article_factory.rs:22:2
[INFO] [stderr]    |
[INFO] [stderr] 22 |     const TAGS: &'static str = "tags";
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant is never used: `DATE`
[INFO] [stderr]   --> src/article/article_factory.rs:23:2
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub const DATE: &'static str = "date";
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant is never used: `DESCRIPTION`
[INFO] [stderr]   --> src/article/article_factory.rs:24:2
[INFO] [stderr]    |
[INFO] [stderr] 24 |     const DESCRIPTION: &'static str = "description";
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant is never used: `SLUG`
[INFO] [stderr]   --> src/article/article_factory.rs:25:2
[INFO] [stderr]    |
[INFO] [stderr] 25 |     const SLUG: &'static str = "slug";
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant is never used: `FRONT_MATTER_SEPARATOR`
[INFO] [stderr]   --> src/article/article_factory.rs:26:2
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub const FRONT_MATTER_SEPARATOR: &'static str = "---";
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `create_from_file`
[INFO] [stderr]   --> src/article/article_factory.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn create_from_file(file: &Path) -> Result<Article, Exception> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `create_from_lines`
[INFO] [stderr]   --> src/article/article_factory.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn create_from_lines(lines: Vec<String>) -> Article {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `create_from_iterators`
[INFO] [stderr]   --> src/article/article_factory.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn create_from_iterators(
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `extract_front_matter`
[INFO] [stderr]   --> src/article/article_factory.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn extract_front_matter(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `extract_content`
[INFO] [stderr]   --> src/article/article_factory.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn extract_content(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `key`
[INFO] [stderr]    --> src/article/article_factory.rs:100:2
[INFO] [stderr]     |
[INFO] [stderr] 100 |     key: String,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `value`
[INFO] [stderr]    --> src/article/article_factory.rs:101:2
[INFO] [stderr]     |
[INFO] [stderr] 101 |     value: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_from_text`
[INFO] [stderr]   --> src/article/tag.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn set_from_text(text: &str) -> Result<BTreeSet<Tag>, Exception> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Runtime`
[INFO] [stderr]  --> src/exception.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Runtime(String),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NullPointer`
[INFO] [stderr]  --> src/exception.rs:9:2
[INFO] [stderr]   |
[INFO] [stderr] 9 |     NullPointer,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `DateTimeParse`
[INFO] [stderr]   --> src/exception.rs:10:2
[INFO] [stderr]    |
[INFO] [stderr] 10 |     DateTimeParse,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `TypedRelation`
[INFO] [stderr]  --> src/genealogist/typed_relation.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct TypedRelation {
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/genealogist/typed_relation.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_lines`
[INFO] [stderr]   --> src/utils.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn file_lines(path: &Path) -> Box<dyn Iterator<Item = Result<String, std::io::Error>>> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.84s
[INFO] running `"docker" "inspect" "b42a1a16b008b4811231109a20481d3c9d117defad414d34bcd0e8b2a4b29b42"`
[INFO] running `"docker" "rm" "-f" "b42a1a16b008b4811231109a20481d3c9d117defad414d34bcd0e8b2a4b29b42"`
[INFO] [stdout] b42a1a16b008b4811231109a20481d3c9d117defad414d34bcd0e8b2a4b29b42
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 75602fe9f2240395a5d889ef69e719336e1393391f96cd4c4d3cb94c74f9d0cf
[INFO] running `"docker" "start" "-a" "75602fe9f2240395a5d889ef69e719336e1393391f96cd4c4d3cb94c74f9d0cf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rust-geneaology v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: associated function is never used: `create_from_file`
[INFO] [stderr]   --> src/article/article_factory.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn create_from_file(file: &Path) -> Result<Article, Exception> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `QuotationParser`
[INFO] [stderr]   --> src/article/title.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     struct QuotationParser {}
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `quotation_tests`
[INFO] [stderr]   --> src/article/title.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn quotation_tests() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Runtime`
[INFO] [stderr]  --> src/exception.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Runtime(String),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `TypedRelation`
[INFO] [stderr]  --> src/genealogist/typed_relation.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct TypedRelation {
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/genealogist/typed_relation.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_lines`
[INFO] [stderr]   --> src/utils.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn file_lines(path: &Path) -> Box<dyn Iterator<Item = Result<String, std::io::Error>>> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `"docker" "inspect" "75602fe9f2240395a5d889ef69e719336e1393391f96cd4c4d3cb94c74f9d0cf"`
[INFO] running `"docker" "rm" "-f" "75602fe9f2240395a5d889ef69e719336e1393391f96cd4c4d3cb94c74f9d0cf"`
[INFO] [stdout] 75602fe9f2240395a5d889ef69e719336e1393391f96cd4c4d3cb94c74f9d0cf
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 024191a28535d00da2692867be59b2aeaa3cf5687208f81fd9a18f0e3dfc1af6
[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" "024191a28535d00da2692867be59b2aeaa3cf5687208f81fd9a18f0e3dfc1af6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: associated function is never used: `create_from_file`
[INFO] [stderr]   --> src/article/article_factory.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn create_from_file(file: &Path) -> Result<Article, Exception> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `QuotationParser`
[INFO] [stderr]   --> src/article/title.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     struct QuotationParser {}
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `quotation_tests`
[INFO] [stderr]   --> src/article/title.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn quotation_tests() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Runtime`
[INFO] [stderr]  --> src/exception.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Runtime(String),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `TypedRelation`
[INFO] [stderr]  --> src/genealogist/typed_relation.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct TypedRelation {
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/genealogist/typed_relation.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_lines`
[INFO] [stderr]   --> src/utils.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn file_lines(path: &Path) -> Box<dyn Iterator<Item = Result<String, std::io::Error>>> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_geneaology-a3af92ea61caf7bf
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test article::slug::test::empty_text_exception ... ok
[INFO] [stdout] test article::tag::test::empty_element_array__empty_tag ... ok
[INFO] [stdout] test article::tag::test::multiple_elements_array_duplicate_tags__duplicate_tag_is_ignored ... ok
[INFO] [stdout] test article::tag::test::multiple_elements_array_with_just_spaces_tag__empty_tag_is_ignored ... ok
[INFO] [stdout] test article::description::test::empty_text_exception ... ok
[INFO] [stdout] test article::tag::test::multiple_elements_array_with_spaces__multiple_tags_without_spaces ... ok
[INFO] [stdout] test article::article_factory::test::create_from_file__all_tags_correct__get_valid_article ... ok
[INFO] [stdout] test article::tag::test::single_element_array__single_tag ... ok
[INFO] [stdout] test article::title::test::empty_text_exception ... ok
[INFO] [stdout] test article::tag::test::multiple_elements_array_with_empty_tag__empty_tag_is_ignored ... ok
[INFO] [stdout] test article::tag::test::multiple_elements_array__multiple_tags ... ok
[INFO] [stdout] test utils::test::quotation_tests ... ok
[INFO] [stdout] test article::description::test::quotation_tests ... ok
[INFO] [stdout] test article::article_factory::test::create_from_front_matter__multiple_colons__get_valid_article ... ok
[INFO] [stdout] test article::article_factory::test::create_from_front_matter__all_tags_correct__get_valid_article ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "024191a28535d00da2692867be59b2aeaa3cf5687208f81fd9a18f0e3dfc1af6"`
[INFO] running `"docker" "rm" "-f" "024191a28535d00da2692867be59b2aeaa3cf5687208f81fd9a18f0e3dfc1af6"`
[INFO] [stdout] 024191a28535d00da2692867be59b2aeaa3cf5687208f81fd9a18f0e3dfc1af6