[INFO] crate bnf 0.2.5 is already in cache
[INFO] extracting crate bnf 0.2.5 into work/ex/beta-1.38-1/sources/1.37.0/reg/bnf/0.2.5
[INFO] extracting crate bnf 0.2.5 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/bnf/0.2.5
[INFO] validating manifest of bnf-0.2.5 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bnf-0.2.5 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bnf-0.2.5
[INFO] finished frobbing bnf-0.2.5
[INFO] frobbed toml for bnf-0.2.5 written to work/ex/beta-1.38-1/sources/1.37.0/reg/bnf/0.2.5/Cargo.toml
[INFO] started frobbing bnf-0.2.5
[INFO] finished frobbing bnf-0.2.5
[INFO] frobbed toml for bnf-0.2.5 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/bnf/0.2.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing bnf-0.2.5 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bnf/0.2.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 695fa2d20ea00aa5dcde40f0d92b47069fef0ca40a1653ae6ed90ef556cdeaeb
[INFO] running `"docker" "start" "-a" "695fa2d20ea00aa5dcde40f0d92b47069fef0ca40a1653ae6ed90ef556cdeaeb"`
[INFO] [stderr]    Compiling stacker v0.1.5
[INFO] [stderr]    Compiling bnf v0.2.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.92s
[INFO] running `"docker" "inspect" "695fa2d20ea00aa5dcde40f0d92b47069fef0ca40a1653ae6ed90ef556cdeaeb"`
[INFO] running `"docker" "rm" "-f" "695fa2d20ea00aa5dcde40f0d92b47069fef0ca40a1653ae6ed90ef556cdeaeb"`
[INFO] [stdout] 695fa2d20ea00aa5dcde40f0d92b47069fef0ca40a1653ae6ed90ef556cdeaeb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bnf/0.2.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 38f8d3352fdb044ecdffd012cb68a51694a690c361be6b8367d5024258694889
[INFO] running `"docker" "start" "-a" "38f8d3352fdb044ecdffd012cb68a51694a690c361be6b8367d5024258694889"`
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling quickcheck v0.4.1
[INFO] [stderr]    Compiling bnf v0.2.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.07s
[INFO] running `"docker" "inspect" "38f8d3352fdb044ecdffd012cb68a51694a690c361be6b8367d5024258694889"`
[INFO] running `"docker" "rm" "-f" "38f8d3352fdb044ecdffd012cb68a51694a690c361be6b8367d5024258694889"`
[INFO] [stdout] 38f8d3352fdb044ecdffd012cb68a51694a690c361be6b8367d5024258694889
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bnf/0.2.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 29df716d2b737f36464d8c4c5e89d2c0f0f69d7e66e8cd583aa7e8b86343d474
[INFO] running `"docker" "start" "-a" "29df716d2b737f36464d8c4c5e89d2c0f0f69d7e66e8cd583aa7e8b86343d474"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bnf-546c7f2db3af1146
[INFO] [stdout] 
[INFO] [stdout] running 49 tests
[INFO] [stdout] test expression::tests::add_term ... ok
[INFO] [stdout] test error::tests::uses_error_recursion_limit ... ok
[INFO] [stdout] test error::tests::gets_error_incomplete ... ok
[INFO] [stdout] test expression::tests::new_expressions ... ok
[INFO] [stdout] test error::tests::test_error_display ... ok
[INFO] [stdout] test expression::tests::remove_nonexistent_term ... ok
[INFO] [stdout] test expression::tests::remove_term ... ok
[INFO] [stdout] test error::tests::uses_error_generate ... ok
[INFO] [stdout] test error::tests::gets_error_error ... ok
[INFO] [stdout] test expression::tests::parse_complete ... ok
[INFO] [stdout] test expression::tests::parse_incomplete ... ok
[INFO] [stdout] test expression::tests::parse_error ... ok
[INFO] [stdout] test grammar::tests::no_expressions ... ok
[INFO] [stdout] test grammar::tests::add_production ... ok
[INFO] [stdout] test grammar::tests::parse_incomplete ... ok
[INFO] [stdout] test grammar::tests::parse_error ... ok
[INFO] [stdout] test grammar::tests::lhs_is_terminal_parse ... ok
[INFO] [stdout] test grammar::tests::remove_production ... ok
[INFO] [stdout] test grammar::tests::remove_nonexistent_production ... ok
[INFO] [stdout] test grammar::tests::lhs_not_found ... ok
[INFO] [stdout] test grammar::tests::new_grammars ... ok
[INFO] [stdout] test parsers::tests::nonterminal_match ... ok
[INFO] [stdout] test parsers::tests::expression_match ... ok
[INFO] [stdout] test parsers::tests::grammar_match ... ok
[INFO] [stdout] test grammar::tests::no_productions ... ok
[INFO] [stdout] test grammar::tests::lhs_is_terminal_generate ... ok
[INFO] [stdout] test production::tests::new_productions ... ok
[INFO] [stdout] test production::tests::parse_incomplete ... ok
[INFO] [stdout] test production::tests::parse_complete ... ok
[INFO] [stdout] test production::tests::parse_error ... ok
[INFO] [stdout] test parsers::tests::terminal_match ... ok
[INFO] [stdout] test parsers::tests::production_match ... ok
[INFO] [stdout] test term::tests::parse_complete ... ok
[INFO] [stdout] test production::tests::remove_nonexistent_from_rhs ... ok
[INFO] [stdout] test production::tests::remove_from_rhs ... ok
[INFO] [stdout] test term::tests::parse_error ... ok
[INFO] [stdout] test term::tests::parse_quote_term ... ok
[INFO] [stdout] test production::tests::parse_semicolon_separated ... ok
[INFO] [stdout] test term::tests::parse_error_display ... ok
[INFO] [stdout] test grammar::tests::recursion_limit ... ok
[INFO] [stdout] test term::tests::parse_single_quote_term ... ok
[INFO] [stdout] test term::tests::quote_term_to_string_and_back ... ok
[INFO] [stdout] test term::tests::parse_whitespace_nonterm ... ok
[INFO] [stdout] test term::tests::parse_whitespace_term ... ok
[INFO] [stdout] test term::tests::parse_incomplete ... ok
[INFO] [stdout] test term::tests::to_string_and_back ... ok
[INFO] [stdout] test expression::tests::to_string_and_back ... ok
[INFO] [stdout] test grammar::tests::to_string_and_back ... ok
[INFO] [stdout] test production::tests::to_string_and_back ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/display-48151459835962af
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 49 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test validate_terminated_display ... ok
[INFO] [stdout] test validate_nonterminated_display ... ok
[INFO] [stdout] test grammar_with_quotes ... 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/crater/target/debug/deps/from_str-7de71b529c361aeb
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test custom_trait::terminal_from_str ... ok
[INFO] [stdout] test std_trait::grammar_from_str ... ok
[INFO] [stdout] test custom_trait::nonterminal_from_str ... ok
[INFO] [stdout] test std_trait::nonterminal_from_str ... ok
[INFO] [stdout] test std_trait::production_from_str ... ok
[INFO] [stdout] test std_trait::expression_from_str ... ok
[INFO] [stdout] test custom_trait::grammar_from_str ... ok
[INFO] [stdout] test custom_trait::production_from_str ... ok
[INFO] [stdout] test custom_trait::expression_from_str ... ok
[INFO] [stdout] test std_trait::terminal_from_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/crater/target/debug/deps/grammar-5e38657a53eed85e
[INFO] [stdout] test test_generated_grammars ... 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/crater/target/debug/deps/iterate-6d6cb456c0569744
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test iterate_grammar ... ok
[INFO] [stderr]    Doc-tests bnf
[INFO] [stdout] test mutably_iterate_grammar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs -  (line 148) ... ok
[INFO] [stdout] test src/lib.rs -  (line 118) ... ok
[INFO] [stdout] test src/expression.rs - expression::Expression::remove_term (line 46) ... ok
[INFO] [stdout] test src/grammar.rs - grammar::Grammar::generate_seeded (line 126) ... ok
[INFO] [stdout] test src/grammar.rs - grammar::Grammar::generate (line 177) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "29df716d2b737f36464d8c4c5e89d2c0f0f69d7e66e8cd583aa7e8b86343d474"`
[INFO] running `"docker" "rm" "-f" "29df716d2b737f36464d8c4c5e89d2c0f0f69d7e66e8cd583aa7e8b86343d474"`
[INFO] [stdout] 29df716d2b737f36464d8c4c5e89d2c0f0f69d7e66e8cd583aa7e8b86343d474