[INFO] fetching crate cfgrammar 0.4.2...
[INFO] extracting crate cfgrammar 0.4.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/cfgrammar/0.4.2
[INFO] extracting crate cfgrammar 0.4.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cfgrammar/0.4.2
[INFO] validating manifest of cfgrammar-0.4.2 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cfgrammar-0.4.2 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cfgrammar-0.4.2
[INFO] finished frobbing cfgrammar-0.4.2
[INFO] frobbed toml for cfgrammar-0.4.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/cfgrammar/0.4.2/Cargo.toml
[INFO] started frobbing cfgrammar-0.4.2
[INFO] finished frobbing cfgrammar-0.4.2
[INFO] frobbed toml for cfgrammar-0.4.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cfgrammar/0.4.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cfgrammar-0.4.2 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/cfgrammar/0.4.2:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] ff8e2455b1b3202fa7f25351e3ad973800ce568eddd1bb8d2612f8bf593af017
[INFO] running `"docker" "start" "-a" "ff8e2455b1b3202fa7f25351e3ad973800ce568eddd1bb8d2612f8bf593af017"`
[INFO] [stderr]    Compiling vob v2.0.2
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling cfgrammar v0.4.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.91s
[INFO] running `"docker" "inspect" "ff8e2455b1b3202fa7f25351e3ad973800ce568eddd1bb8d2612f8bf593af017"`
[INFO] running `"docker" "rm" "-f" "ff8e2455b1b3202fa7f25351e3ad973800ce568eddd1bb8d2612f8bf593af017"`
[INFO] [stdout] ff8e2455b1b3202fa7f25351e3ad973800ce568eddd1bb8d2612f8bf593af017
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/cfgrammar/0.4.2:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e5c69d58d613f2ba256a8d092144888f81f127635f704854c72c64ec9edf0fe4
[INFO] running `"docker" "start" "-a" "e5c69d58d613f2ba256a8d092144888f81f127635f704854c72c64ec9edf0fe4"`
[INFO] [stderr]    Compiling cfgrammar v0.4.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.32s
[INFO] running `"docker" "inspect" "e5c69d58d613f2ba256a8d092144888f81f127635f704854c72c64ec9edf0fe4"`
[INFO] running `"docker" "rm" "-f" "e5c69d58d613f2ba256a8d092144888f81f127635f704854c72c64ec9edf0fe4"`
[INFO] [stdout] e5c69d58d613f2ba256a8d092144888f81f127635f704854c72c64ec9edf0fe4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/cfgrammar/0.4.2:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 2bfa4dd6faac3ecde87caadee170c059a62c0734857e02c5f196d8d752b88ac5
[INFO] running `"docker" "start" "-a" "2bfa4dd6faac3ecde87caadee170c059a62c0734857e02c5f196d8d752b88ac5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cfgrammar-818547170ccdb8fc
[INFO] [stdout] 
[INFO] [stdout] running 88 tests
[INFO] [stdout] test yacc::ast::test::test_empty_grammar ... ok
[INFO] [stdout] test yacc::ast::test::test_invalid_rule_forgotten_token ... ok
[INFO] [stdout] test yacc::ast::test::test_invalid_precedence_override ... ok
[INFO] [stdout] test yacc::ast::test::test_invalid_token_ref ... ok
[INFO] [stdout] test yacc::ast::test::test_invalid_start_rule ... ok
[INFO] [stdout] test yacc::ast::test::test_invalid_rule_ref ... ok
[INFO] [stdout] test yacc::ast::test::test_valid_start_rule ... ok
[INFO] [stdout] test yacc::ast::test::test_valid_token_ref ... ok
[INFO] [stdout] test yacc::ast::test::test_precedence_override ... ok
[INFO] [stdout] test yacc::ast::test::test_redefine_rules_as_tokens ... ok
[INFO] [stdout] test yacc::ast::test::test_valid_rule_ref ... ok
[INFO] [stdout] test yacc::ast::test::test_invalid_epp ... ok
[INFO] [stdout] test yacc::firsts::test::test_first_epsilon ... ok
[INFO] [stdout] test yacc::firsts::test::test_first_from_eco ... ok
[INFO] [stdout] test yacc::follows::test::test_follow2 ... ok
[INFO] [stdout] test yacc::firsts::test::test_first ... ok
[INFO] [stdout] test yacc::firsts::test::test_last_epsilon ... ok
[INFO] [stdout] test yacc::firsts::test::test_first_no_multiples ... ok
[INFO] [stdout] test yacc::follows::test::test_follow3 ... ok
[INFO] [stdout] test yacc::firsts::test::test_first_no_subsequent_rules ... ok
[INFO] [stdout] test yacc::follows::test::test_follow_corchuelo ... ok
[INFO] [stdout] test yacc::follows::test::test_follow ... ok
[INFO] [stdout] test yacc::grammar::test::test_minimal ... ok
[INFO] [stdout] test yacc::grammar::test::test_implicit_tokens_rewrite ... ok
[INFO] [stdout] test yacc::grammar::test::test_has_path ... ok
[INFO] [stdout] test yacc::grammar::test::test_out_of_order_productions ... ok
[INFO] [stdout] test yacc::grammar::test::test_long_prod ... ok
[INFO] [stdout] test yacc::grammar::test::test_prods_rules ... ok
[INFO] [stdout] test yacc::grammar::test::test_min_sentences ... ok
[INFO] [stdout] test yacc::firsts::test::test_first_from_eco_bug ... ok
[INFO] [stdout] test yacc::grammar::test::test_rule_max_costs1 ... ok
[INFO] [stdout] test yacc::grammar::test::test_rule_max_costs2 ... ok
[INFO] [stdout] test yacc::grammar::test::test_left_right_nonassoc_precs ... ok
[INFO] [stdout] test yacc::grammar::test::test_prec_override ... ok
[INFO] [stdout] test yacc::grammar::test::test_rule_min_costs ... ok
[INFO] [stdout] test yacc::parser::test::test_auto_add_tokens ... ok
[INFO] [stdout] test yacc::grammar::test::test_rule_ref ... ok
[INFO] [stdout] test yacc::parser::test::test_actions_with_newlines ... ok
[INFO] [stdout] test yacc::parser::test::test_bad_prec_overrides ... ok
[INFO] [stdout] test yacc::parser::test::test_action ... ok
[INFO] [stdout] test yacc::parser::test::test_action_type ... ok
[INFO] [stdout] test yacc::parser::test::test_broken_string ... ok
[INFO] [stdout] test yacc::parser::test::test_comments ... ok
[INFO] [stdout] test yacc::parser::test::test_declaration_token_literal ... ok
[INFO] [stdout] test yacc::parser::test::test_declaration_start ... ok
[INFO] [stdout] test yacc::parser::test::test_declaration_token ... ok
[INFO] [stdout] test yacc::parser::test::test_duplicate_implicit_tokens2 ... ok
[INFO] [stdout] test yacc::parser::test::test_duplicate_avoid_insert2 ... ok
[INFO] [stdout] test yacc::parser::test::test_duplicate_avoid_insert ... ok
[INFO] [stdout] test yacc::parser::test::test_declaration_tokens ... ok
[INFO] [stdout] test yacc::parser::test::test_dup_precs ... ok
[INFO] [stdout] test yacc::parser::test::test_duplicate_implicit_tokens ... ok
[INFO] [stdout] test yacc::parser::test::test_duplicate_epp ... ok
[INFO] [stdout] test yacc::parser::test::test_duplicate_start ... ok
[INFO] [stdout] test yacc::parser::test::test_empty_program ... ok
[INFO] [stdout] test yacc::parser::test::test_implicit_start ... ok
[INFO] [stdout] test yacc::parser::test::test_grmtools_format ... ok
[INFO] [stdout] test yacc::parser::test::test_line_col_report1 ... ok
[INFO] [stdout] test yacc::parser::test::test_macro ... ok
[INFO] [stdout] test yacc::parser::test::test_line_col_report3 ... ok
[INFO] [stdout] test yacc::parser::test::test_missing_colon ... ok
[INFO] [stdout] test yacc::parser::test::test_line_col_report2 ... ok
[INFO] [stdout] test yacc::parser::test::test_no_implicit_tokens_in_original_yacc ... ok
[INFO] [stdout] test yacc::parser::test::test_multiple_implicit_tokens ... ok
[INFO] [stdout] test yacc::parser::test::test_multiple_avoid_insert ... ok
[INFO] [stdout] test yacc::parser::test::test_multiple_symbols ... ok
[INFO] [stdout] test yacc::parser::test::test_incomplete_rule1 ... ok
[INFO] [stdout] test yacc::parser::test::test_only_one_type ... ok
[INFO] [stdout] test yacc::parser::test::test_parse_epp ... ok
[INFO] [stdout] test yacc::parser::test::test_precs ... ok
[INFO] [stdout] test yacc::parser::test::test_parse_avoid_insert ... ok
[INFO] [stdout] test yacc::parser::test::test_prec_override ... ok
[INFO] [stdout] test yacc::parser::test::test_same_line ... ok
[INFO] [stdout] test yacc::parser::test::test_rule_production_simple ... ok
[INFO] [stdout] test yacc::parser::test::test_programs ... ok
[INFO] [stdout] test yacc::parser::test::test_rule_empty ... ok
[INFO] [stdout] test yacc::parser::test::test_parse_implicit_tokens ... ok
[INFO] [stdout] test yacc::parser::test::test_symbol_eq ... ok
[INFO] [stdout] test yacc::parser::test::test_premature_end ... ok
[INFO] [stdout] test yacc::parser::test::test_token_unicode ... ok
[INFO] [stdout] test yacc::parser::test::test_token_types ... ok
[INFO] [stdout] test yacc::parser::test::test_token_non_literal ... ok
[INFO] [stdout] test yacc::parser::test::test_unknown_declaration ... ok
[INFO] [stdout] test yacc::parser::test::test_rule ... ok
[INFO] [stdout] test yacc::parser::test::test_unicode_err1 ... ok
[INFO] [stdout] test yacc::parser::test::test_unicode_err2 ... ok
[INFO] [stdout] test yacc::parser::test::test_empty ... ok
[INFO] [stdout] test yacc::parser::test::test_simple_decl_fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 88 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cfgrammar
[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" "2bfa4dd6faac3ecde87caadee170c059a62c0734857e02c5f196d8d752b88ac5"`
[INFO] running `"docker" "rm" "-f" "2bfa4dd6faac3ecde87caadee170c059a62c0734857e02c5f196d8d752b88ac5"`
[INFO] [stdout] 2bfa4dd6faac3ecde87caadee170c059a62c0734857e02c5f196d8d752b88ac5