[INFO] crate json 0.12.0 is already in cache
[INFO] testing json-0.12.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate json 0.12.0 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate json 0.12.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate json 0.12.0
[INFO] finished tweaking crates.io crate json 0.12.0
[INFO] tweaked toml for crates.io crate json 0.12.0 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 8441add1c91b1a49723831336f8f71aa1193a24111211750f2f95be58368a777
[INFO] running `"docker" "start" "-a" "8441add1c91b1a49723831336f8f71aa1193a24111211750f2f95be58368a777"`
[INFO] [stderr]    Compiling json v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/util/print_dec.rs:62:29
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let mut buf: [u8; 30] = mem::uninitialized();
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "8441add1c91b1a49723831336f8f71aa1193a24111211750f2f95be58368a777"`
[INFO] running `"docker" "rm" "-f" "8441add1c91b1a49723831336f8f71aa1193a24111211750f2f95be58368a777"`
[INFO] [stdout] 8441add1c91b1a49723831336f8f71aa1193a24111211750f2f95be58368a777
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8271d102c77ed328882d866725bef3c2ec52e8009509e30fb4e7895d49bd6e2b
[INFO] running `"docker" "start" "-a" "8271d102c77ed328882d866725bef3c2ec52e8009509e30fb4e7895d49bd6e2b"`
[INFO] [stderr]    Compiling json v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/util/print_dec.rs:62:29
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let mut buf: [u8; 30] = mem::uninitialized();
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `"docker" "inspect" "8271d102c77ed328882d866725bef3c2ec52e8009509e30fb4e7895d49bd6e2b"`
[INFO] running `"docker" "rm" "-f" "8271d102c77ed328882d866725bef3c2ec52e8009509e30fb4e7895d49bd6e2b"`
[INFO] [stdout] 8271d102c77ed328882d866725bef3c2ec52e8009509e30fb4e7895d49bd6e2b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 282f4c8d857163a517f6ab6417f5866bb8571cedc985e64f7beade41f92e2baa
[INFO] running `"docker" "start" "-a" "282f4c8d857163a517f6ab6417f5866bb8571cedc985e64f7beade41f92e2baa"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/json-b922da4b22570be8
[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] [stderr]      Running /opt/rustwide/target/debug/deps/json_checker-847c936fa67865b2
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test json_checker_fail::colon_instead_of_comma ... ok
[INFO] [stdout] test json_checker_fail::bad_value ... ok
[INFO] [stdout] test json_checker_fail::comma_after_close ... ok
[INFO] [stdout] test json_checker_fail::double_colon ... ok
[INFO] [stdout] test json_checker_fail::comma_instead_of_colon ... ok
[INFO] [stdout] test json_checker_fail::comma_instead_of_closing_brace ... ok
[INFO] [stdout] test json_checker_fail::double_extra_comma ... ok
[INFO] [stdout] test json_checker_fail::extra_close ... ok
[INFO] [stdout] test json_checker_fail::exponent_both_signs ... ok
[INFO] [stdout] test json_checker_fail::extra_comma_arr ... ok
[INFO] [stdout] test json_checker_fail::extra_comma_obj ... ok
[INFO] [stdout] test json_checker_fail::extra_value_after_close ... ok
[INFO] [stdout] test json_checker_fail::illegal_backslash_escape ... ok
[INFO] [stdout] test json_checker_fail::illegal_backslash_escape_2 ... ok
[INFO] [stdout] test json_checker_fail::illegal_expression ... ok
[INFO] [stdout] test json_checker_fail::illegal_invocation ... ok
[INFO] [stdout] test json_checker_fail::line_break ... ok
[INFO] [stdout] test json_checker_fail::line_break_escaped ... ok
[INFO] [stdout] test json_checker_fail::missing_colon ... ok
[INFO] [stdout] test json_checker_fail::missing_value ... ok
[INFO] [stdout] test json_checker_fail::missmatch ... ok
[INFO] [stdout] test json_checker_fail::no_exponent ... ok
[INFO] [stdout] test json_checker_fail::naked ... ok
[INFO] [stdout] test json_checker_fail::no_exponent_plus ... ok
[INFO] [stdout] test json_checker_fail::numbers_cannot_be_hex ... ok
[INFO] [stdout] test json_checker_fail::numbers_cannot_have_leading_zeroes ... ok
[INFO] [stdout] test json_checker_fail::single_quote ... ok
[INFO] [stdout] test json_checker_fail::tab_character_in_string_esc ... ok
[INFO] [stdout] test json_checker_fail::tab_character_in_string ... ok
[INFO] [stdout] test json_checker_fail::unclosed_array ... ok
[INFO] [stdout] test json_checker_fail::unquoted_key ... ok
[INFO] [stdout] test json_checker_pass::pass_3 ... ok
[INFO] [stdout] test json_checker_pass::pass_2 ... ok
[INFO] [stdout] test json_checker_pass::pass_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/number-398a96b3858f5b6d
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test as_fixed_point_i64 ... ok
[INFO] [stdout] test convert_f64_precision ... ok
[INFO] [stdout] test as_fixed_point_u64 ... ok
[INFO] [stdout] test eq ... ok
[INFO] [stdout] test eq_normalize_left_negative ... ok
[INFO] [stdout] test eq_normalize_left_positive ... ok
[INFO] [stdout] test eq_normalize_right_positive ... ok
[INFO] [stdout] test from_very_big_float ... ok
[INFO] [stdout] test from_big_float ... ok
[INFO] [stdout] test eq_normalize_right_negative ... ok
[INFO] [stdout] test from_small_float ... ok
[INFO] [stdout] test from_very_small_float ... ok
[INFO] [stdout] test is_empty ... ok
[INFO] [stdout] test is_nan ... ok
[INFO] [stdout] test is_zero ... ok
[INFO] [stdout] test into_very_small_float ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/parse-db43a867d7bebba6
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test does_not_panic_on_single_unicode_char ... ok
[INFO] [stdout] test parse_and_index_from_array ... ok
[INFO] [stdout] test does_not_panic_on_single_zero ... ok
[INFO] [stdout] test parse_and_index_mut_from_array ... ok
[INFO] [stdout] test parse_and_index_mut_from_null ... ok
[INFO] [stdout] test parse_and_index_mut_from_object ... ok
[INFO] [stdout] test parse_and_index_from_object ... ok
[INFO] [stdout] test parse_array ... ok
[INFO] [stdout] test parse_escaped_unicode_surrogate ... ok
[INFO] [stdout] test parse_escaped_unicode_surrogate_fail ... ok
[INFO] [stdout] test parse_escaped_characters ... ok
[INFO] [stdout] test parse_escaped_unicode ... ok
[INFO] [stdout] test parse_integer ... ok
[INFO] [stdout] test parse_negative_integer ... ok
[INFO] [stdout] test parse_negative_number_with_leading_zero ... ok
[INFO] [stdout] test parse_large_number ... ok
[INFO] [stdout] test parse_negative_zero ... ok
[INFO] [stdout] test parse_false ... ok
[INFO] [stdout] test parse_nested_object ... ok
[INFO] [stdout] test parse_number_with_e ... ok
[INFO] [stdout] test parse_number_with_leading_zero ... ok
[INFO] [stdout] test parse_null ... ok
[INFO] [stdout] test parse_number_with_positive_e ... ok
[INFO] [stdout] test parse_number ... ok
[INFO] [stdout] test parse_number_with_negative_e ... ok
[INFO] [stdout] test parse_number_with_invalid_e ... ok
[INFO] [stdout] test parse_object_duplicate_fields ... ok
[INFO] [stdout] test parse_small_number ... ok
[INFO] [stdout] test parse_object_with_array ... ok
[INFO] [stdout] test parse_true ... ok
[INFO] [stdout] test parse_very_long_exponent ... ok
[INFO] [stdout] test uncode_identifier ... ok
[INFO] [stdout] test parse_period_requires_digit ... ok
[INFO] [stdout] test parse_very_long_float ... ok
[INFO] [stdout] test parse_object ... ok
[INFO] [stdout] test parse_deeply_nested_arrays_and_objects ... ok
[INFO] [stdout] test parse_error_after_depth_limit ... ok
[INFO] [stdout] test does_not_panic_on_huge_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/print_dec-e47f862b069775a7
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test issue_107 ... ok
[INFO] [stdout] test issue_108_exponent_positive ... ok
[INFO] [stdout] test issue_108_exponent_0 ... ok
[INFO] [stdout] test trailing_zeroes_fp ... ok
[INFO] [stdout] test trailing_zeroes_int ... ok
[INFO] [stdout] test trailing_zeroes_small_fp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stringify-d3a64e21a64c695c
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test stringify_array ... ok
[INFO] [stdout] test stringify_array_with_push ... ok
[INFO] [stdout] test stringify_control_escaped ... ok
[INFO] [stdout] test stringify_btree_map ... ok
[INFO] [stdout] test stringify_escaped ... ok
[INFO] [stdout] test stringify_dont_escape_forward_slash ... ok
[INFO] [stdout] test stringify_escaped_characters ... ok
[INFO] [stdout] test stringify_false ... ok
[INFO] [stdout] test stringify_infinity ... ok
[INFO] [stdout] test stringify_integer ... ok
[INFO] [stdout] test stringify_large_number ... ok
[INFO] [stdout] test stringify_nan ... ok
[INFO] [stdout] test stringify_hash_map ... ok
[INFO] [stdout] test stringify_negative_zero ... ok
[INFO] [stdout] test stringify_null ... ok
[INFO] [stdout] test stringify_number ... ok
[INFO] [stdout] test stringify_object ... ok
[INFO] [stdout] test stringify_option_integer ... ok
[INFO] [stdout] test stringify_option_none ... ok
[INFO] [stdout] test stringify_object_with_put ... ok
[INFO] [stdout] test stringify_precise_negative_number ... ok
[INFO] [stdout] test stringify_raw_object ... ok
[INFO] [stdout] test stringify_str_slice ... ok
[INFO] [stdout] test stringify_pretty_object ... ok
[INFO] [stdout] test stringify_small_number ... ok
[INFO] [stdout] test stringify_string ... ok
[INFO] [stdout] test stringify_precise_positive_number ... ok
[INFO] [stdout] test stringify_true ... ok
[INFO] [stdout] test stringify_typed_opt_vec ... ok
[INFO] [stdout] test stringify_typed_vec ... ok
[INFO] [stdout] test stringify_vec ... ok
[INFO] [stdout] test stringify_very_large_number_no_fraction ... ok
[INFO] [stdout] test stringify_very_small_number ... ok
[INFO] [stdout] test stringify_zero ... ok
[INFO] [stdout] test stringify_very_large_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/value-ce7641120740fce7
[INFO] [stdout] 
[INFO] [stdout] running 50 tests
[INFO] [stdout] test array_contains ... ok
[INFO] [stdout] test array_len ... ok
[INFO] [stdout] test array_members ... ok
[INFO] [stdout] test array_members_mut_rev ... ok
[INFO] [stdout] test array_pop ... ok
[INFO] [stdout] test array_members_mut ... ok
[INFO] [stdout] test array_members_rev ... ok
[INFO] [stdout] test array_remove ... ok
[INFO] [stdout] test as_fixed_point ... ok
[INFO] [stdout] test equality ... ok
[INFO] [stdout] test error_unexpected_character ... ok
[INFO] [stdout] test array_push ... ok
[INFO] [stdout] test error_unexpected_token ... ok
[INFO] [stdout] test error_unexpected_unicode_character ... ok
[INFO] [stdout] test fmt_boolean ... ok
[INFO] [stdout] test fmt_string ... ok
[INFO] [stdout] test fmt_null ... ok
[INFO] [stdout] test fmt_number ... ok
[INFO] [stdout] test index_by_str ... ok
[INFO] [stdout] test index_by_string_ref ... ok
[INFO] [stdout] test index_by_string ... ok
[INFO] [stdout] test index_mut_by_str ... ok
[INFO] [stdout] test fmt_object ... ok
[INFO] [stdout] test fmt_array ... ok
[INFO] [stdout] test index_mut_by_string ... ok
[INFO] [stdout] test index_mut_by_string_ref ... ok
[INFO] [stdout] test is_as_boolean ... ok
[INFO] [stdout] test is_as_string ... ok
[INFO] [stdout] test is_empty ... ok
[INFO] [stdout] test is_false ... ok
[INFO] [stdout] test is_null ... ok
[INFO] [stdout] test null_len ... ok
[INFO] [stdout] test is_true ... ok
[INFO] [stdout] test object_entries ... ok
[INFO] [stdout] test is_as_number ... ok
[INFO] [stdout] test object_entries_mut ... ok
[INFO] [stdout] test object_dump_minified ... ok
[INFO] [stdout] test object_entries_mut_rev ... ok
[INFO] [stdout] test object_dump_pretty ... ok
[INFO] [stdout] test object_entries_rev ... ok
[INFO] [stdout] test object_index_by_str ... ok
[INFO] [stdout] test object_index_by_string ... ok
[INFO] [stdout] test object_index_by_string_ref ... ok
[INFO] [stdout] test object_index_mut_by_str ... ok
[INFO] [stdout] test object_index_mut_by_string ... ok
[INFO] [stdout] test object_index_mut_by_string_ref ... ok
[INFO] [stdout] test object_len ... ok
[INFO] [stdout] test pretty_writer_generator ... ok
[INFO] [stdout] test writer_generator ... ok
[INFO] [stdout] test object_remove ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 50 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test src/lib.rs -  (line 151) ... ok
[INFO] [stdout] test src/lib.rs - object (line 296) ... ok
[INFO] [stdout] test src/lib.rs -  (line 127) ... ok
[INFO] [stdout] test src/lib.rs -  (line 137) ... ok
[INFO] [stdout] test src/lib.rs -  (line 104) ... ok
[INFO] [stdout] test src/lib.rs - array (line 266) ... ok
[INFO] [stdout] test src/lib.rs -  (line 21) ... ok
[INFO] [stdout] test src/number.rs - number::Number (line 21) ... ok
[INFO] [stdout] test src/lib.rs -  (line 163) ... ok
[INFO] [stdout] test src/lib.rs -  (line 174) ... ok
[INFO] [stdout] test src/lib.rs -  (line 60) ... ok
[INFO] [stdout] test src/lib.rs -  (line 144) ... ok
[INFO] [stdout] test src/number.rs - number::Number::as_fixed_point_i64 (line 163) ... ok
[INFO] [stdout] test src/number.rs - number::Number::as_fixed_point_u64 (line 134) ... ok
[INFO] [stdout] test src/lib.rs -  (line 121) ... ok
[INFO] [stdout] test src/lib.rs -  (line 184) ... ok
[INFO] [stdout] test src/number.rs - number::Number::as_parts (line 93) ... ok
[INFO] [stdout] test src/number.rs - number::Number::from_parts (line 73) ... ok
[INFO] [stdout] test src/number.rs - number::Number::from_parts_unchecked (line 51) ... ok
[INFO] [stdout] test src/object.rs - object::Object (line 650) ... ok
[INFO] [stdout] test src/object.rs - object::Object (line 697) ... ok
[INFO] [stdout] test src/value/mod.rs - value::JsonValue (line 566) ... ok
[INFO] [stdout] test src/value/mod.rs - value::JsonValue (line 604) ... ok
[INFO] [stdout] test src/value/mod.rs - value::JsonValue (line 543) ... ok
[INFO] [stdout] test src/value/mod.rs - value::JsonValue (line 647) ... ok
[INFO] [stdout] test src/value/mod.rs - value::JsonValue::as_fixed_point_i64 (line 310) ... ok
[INFO] [stdout] test src/value/mod.rs - value::JsonValue::as_fixed_point_u64 (line 290) ... ok
[INFO] [stdout] test src/value/mod.rs - value::JsonValue (line 69) ... ok
[INFO] [stdout] test src/value/mod.rs - value::JsonValue::take_string (line 359) ... ok
[INFO] [stdout] test src/value/mod.rs - value::JsonValue::take (line 329) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "282f4c8d857163a517f6ab6417f5866bb8571cedc985e64f7beade41f92e2baa"`
[INFO] running `"docker" "rm" "-f" "282f4c8d857163a517f6ab6417f5866bb8571cedc985e64f7beade41f92e2baa"`
[INFO] [stdout] 282f4c8d857163a517f6ab6417f5866bb8571cedc985e64f7beade41f92e2baa