[INFO] fetching crate artlr_syntax 0.3.0...
[INFO] testing artlr_syntax-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate artlr_syntax 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate artlr_syntax 0.3.0 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 artlr_syntax 0.3.0
[INFO] finished tweaking crates.io crate artlr_syntax 0.3.0
[INFO] tweaked toml for crates.io crate artlr_syntax 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 28bd8c86a5d30d285fc771e0d3c9cd9b9d49c87e8fbc088b7df0d83b724c16a7
[INFO] running `Command { std: "docker" "start" "-a" "28bd8c86a5d30d285fc771e0d3c9cd9b9d49c87e8fbc088b7df0d83b724c16a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28bd8c86a5d30d285fc771e0d3c9cd9b9d49c87e8fbc088b7df0d83b724c16a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28bd8c86a5d30d285fc771e0d3c9cd9b9d49c87e8fbc088b7df0d83b724c16a7", kill_on_drop: false }`
[INFO] [stdout] 28bd8c86a5d30d285fc771e0d3c9cd9b9d49c87e8fbc088b7df0d83b724c16a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 97269a077a4314baf9d293c714d0703144b089bd71a647a71ea9427c8f01951a
[INFO] running `Command { std: "docker" "start" "-a" "97269a077a4314baf9d293c714d0703144b089bd71a647a71ea9427c8f01951a", kill_on_drop: false }`
[INFO] [stderr]    Compiling artlr_syntax v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "97269a077a4314baf9d293c714d0703144b089bd71a647a71ea9427c8f01951a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97269a077a4314baf9d293c714d0703144b089bd71a647a71ea9427c8f01951a", kill_on_drop: false }`
[INFO] [stdout] 97269a077a4314baf9d293c714d0703144b089bd71a647a71ea9427c8f01951a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 0f5bff17a4a95b871e2420f0537fff885fd267a7e5f1bccdc8cf264bd5a44db3
[INFO] running `Command { std: "docker" "start" "-a" "0f5bff17a4a95b871e2420f0537fff885fd267a7e5f1bccdc8cf264bd5a44db3", kill_on_drop: false }`
[INFO] [stderr]    Compiling artlr_syntax v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.93s
[INFO] running `Command { std: "docker" "inspect" "0f5bff17a4a95b871e2420f0537fff885fd267a7e5f1bccdc8cf264bd5a44db3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f5bff17a4a95b871e2420f0537fff885fd267a7e5f1bccdc8cf264bd5a44db3", kill_on_drop: false }`
[INFO] [stdout] 0f5bff17a4a95b871e2420f0537fff885fd267a7e5f1bccdc8cf264bd5a44db3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] d1c45194d8c5509c0cfa3b63e78b9ff51a65e06972411a95df303e14baeee4ac
[INFO] running `Command { std: "docker" "start" "-a" "d1c45194d8c5509c0cfa3b63e78b9ff51a65e06972411a95df303e14baeee4ac", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/artlr_syntax-b0328cd43a503e79)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test grammar::context_free_grammar_spec::test::new::it_creates_a_new_instance ... ok
[INFO] [stdout] test grammar::first_follow_symbols_spec::test::get_first_follow_symbols::it_returns_first_symbols ... ok
[INFO] [stdout] test grammar::first_follow_symbols_spec::test::get_first_follow_symbols::it_returns_first_epsilon_symbols_non_terminal_epsilon ... ok
[INFO] [stdout] test grammar::first_follow_symbols_spec::test::get_first_follow_symbols::it_returns_first_symbols_non_terminal ... ok
[INFO] [stdout] test grammar::first_follow_symbols_spec::test::get_first_follow_symbols::it_returns_first_symbols_non_terminal_epsilon ... ok
[INFO] [stdout] test grammar::first_follow_symbols_spec::test::get_first_follow_symbols::it_returns_first_symbols_terminal ... ok
[INFO] [stdout] test grammar::first_follow_symbols_spec::test::get_first_follow_symbols::it_returns_follow_symbols_non_terminal ... ok
[INFO] [stdout] test grammar::first_follow_symbols_spec::test::get_first_follow_symbols::it_returns_follow_symbols ... ok
[INFO] [stdout] test grammar::first_follow_symbols_spec::test::get_first_follow_symbols::it_returns_follow_symbols_non_terminal_epsilon_chain ... ok
[INFO] [stdout] test grammar::first_follow_symbols_spec::test::get_first_follow_symbols::it_returns_follow_symbols_non_terminal_last ... ok
[INFO] [stdout] test grammar::first_follow_symbols_spec::test::get_first_follow_symbols::it_returns_follow_symbols_non_terminal_last_epsilon_chain ... ok
[INFO] [stdout] test grammar::first_follow_symbols_spec::test::get_first_follow_symbols::it_returns_next_symbol_first_symbols_on_infinite_recursion_if_first_symbol_contains_epsilon ... ok
[INFO] [stdout] test grammar::first_follow_symbols_spec::test::get_first_follow_symbols::it_returns_no_additional_first_symbols_on_infinite_recursion ... ok
[INFO] [stdout] test parser::recursive_descent_parser_spec::test::parse_from_tokens::it_fails_on_unexpected_symbol_when_a_production_is_found ... ok
[INFO] [stdout] test parser::recursive_descent_parser_spec::test::parse_from_tokens::it_fails_on_unexpected_symbol_when_a_production_is_found_with_parsed_symbols_ordered ... ok
[INFO] [stdout] test parser::recursive_descent_parser_spec::test::parse_from_tokens::it_fails_on_unexpected_symbol_when_no_production_is_found ... ok
[INFO] [stdout] test parser::recursive_descent_parser_spec::test::parse_from_tokens::it_fails_on_unexpected_symbol_when_multiple_productions_are_found ... ok
[INFO] [stdout] test parser::recursive_descent_parser_spec::test::parse_from_tokens::it_parses_terminal_production ... ok
[INFO] [stdout] test parser::recursive_descent_parser_transitions_spec::test::from_grammar::it_adds_first_symbols_productions ... ok
[INFO] [stdout] test parser::recursive_descent_parser_spec::test::parse_from_tokens::it_parses_epsilon_production ... ok
[INFO] [stdout] test parser::recursive_descent_parser_spec::test::parse_from_tokens::it_parses_with_first_first_conflict ... ok
[INFO] [stdout] test parser::recursive_descent_parser_transitions_spec::test::from_grammar::it_adds_on_non_terminal_symbol_with_first_set_is_epsilon ... ok
[INFO] [stdout] test parser::recursive_descent_parser_spec::test::parse_from_tokens::it_parses_with_production_backtracking ... ok
[INFO] [stdout] test parser::recursive_descent_parser_transitions_spec::test::from_grammar::it_adds_once_on_first_follow_conflict ... ok
[INFO] [stdout] test parser::recursive_descent_parser_transitions_spec::test::from_grammar::it_adds_follow_symbols_productions ... ok
[INFO] [stdout] test grammar::context_free_grammar_spec::test::new::it_panics_if_production_input_is_epsilon - should panic ... ok
[INFO] [stdout] test grammar::context_free_grammar_spec::test::new::it_panics_if_production_output_has_epsilon_and_any_other_symbol - should panic ... ok
[INFO] [stdout] test grammar::context_free_grammar_spec::test::new::it_panics_if_production_output_has_no_symbols - should panic ... ok
[INFO] [stdout] test parser::recursive_descent_parser_spec::test::parse_from_tokens::it_does_not_parse_empty_input - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests artlr_syntax
[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] running `Command { std: "docker" "inspect" "d1c45194d8c5509c0cfa3b63e78b9ff51a65e06972411a95df303e14baeee4ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1c45194d8c5509c0cfa3b63e78b9ff51a65e06972411a95df303e14baeee4ac", kill_on_drop: false }`
[INFO] [stdout] d1c45194d8c5509c0cfa3b63e78b9ff51a65e06972411a95df303e14baeee4ac