[INFO] fetching crate wa-wire-contract 0.1.2...
[INFO] testing wa-wire-contract-0.1.2 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate wa-wire-contract 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate wa-wire-contract 0.1.2
[INFO] finished tweaking crates.io crate wa-wire-contract 0.1.2
[INFO] tweaked toml for crates.io crate wa-wire-contract 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wa-wire-contract 0.1.2 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wa-wire-contract 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b839764804d1c53127572f71208f852fad28fe6a8326770c0d362dceff491b1e
[INFO] running `Command { std: "docker" "start" "b839764804d1c53127572f71208f852fad28fe6a8326770c0d362dceff491b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b839764804d1c53127572f71208f852fad28fe6a8326770c0d362dceff491b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b839764804d1c53127572f71208f852fad28fe6a8326770c0d362dceff491b1e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b839764804d1c53127572f71208f852fad28fe6a8326770c0d362dceff491b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b839764804d1c53127572f71208f852fad28fe6a8326770c0d362dceff491b1e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling wa-wire-contract v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "b839764804d1c53127572f71208f852fad28fe6a8326770c0d362dceff491b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b839764804d1c53127572f71208f852fad28fe6a8326770c0d362dceff491b1e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling wa-wire-contract v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "b839764804d1c53127572f71208f852fad28fe6a8326770c0d362dceff491b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b839764804d1c53127572f71208f852fad28fe6a8326770c0d362dceff491b1e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/wa-wire-contract/5acf2abcffddd840/out/wa_wire_contract-5acf2abcffddd840)
[INFO] [stdout] 
[INFO] [stdout] running 90 tests
[INFO] [stdout] test capability::tests::bits_are_unique_so_the_mask_is_lossless ... ok
[INFO] [stdout] test capability::tests::capabilities_order_and_compare ... ok
[INFO] [stdout] test capability::tests::check_supports_gates_at_setup ... ok
[INFO] [stdout] test capability::tests::a_full_set_holds_everything_in_order ... ok
[INFO] [stdout] test envelope::tests::a_path_at_the_prefix_limit_is_accepted ... ok
[INFO] [stdout] test capability::tests::adding_and_removing_is_symmetric ... ok
[INFO] [stdout] test envelope::tests::a_payload_under_a_failed_status_is_refused_on_the_way_in_too ... ok
[INFO] [stdout] test capability::tests::display_lists_capabilities ... ok
[INFO] [stdout] test capability::tests::collect_matches_the_explicit_constructor ... ok
[INFO] [stdout] test envelope::tests::a_failed_status_may_not_carry_a_payload ... ok
[INFO] [stdout] test capability::tests::contains_all_detects_a_partial_set ... ok
[INFO] [stdout] test envelope::tests::a_future_version_decodes_so_the_host_can_report_it ... ok
[INFO] [stdout] test envelope::tests::all_flag_combinations_round_trip ... ok
[INFO] [stdout] test envelope::tests::an_overlong_declared_payload_is_rejected ... ok
[INFO] [stdout] test envelope::tests::an_overlong_path_is_rejected ... ok
[INFO] [stdout] test envelope::tests::an_empty_buffer_is_rejected ... ok
[INFO] [stdout] test envelope::tests::encoded_len_matches_what_encoding_writes ... ok
[INFO] [stdout] test envelope::tests::an_odd_path_does_not_shift_the_fields_after_it ... ok
[INFO] [stdout] test envelope::tests::an_understated_entry_count_leaves_trailing_bytes ... ok
[INFO] [stdout] test envelope::tests::entries_can_be_iterated_repeatedly ... ok
[INFO] [stdout] test capability::tests::unmet_is_a_std_error ... ok
[INFO] [stdout] test envelope::tests::an_overstated_entry_count_is_rejected ... ok
[INFO] [stdout] test envelope::tests::encoding_into_a_short_buffer_reports_the_shortfall ... ok
[INFO] [stdout] test envelope::tests::entries_round_trip_in_order ... ok
[INFO] [stdout] test envelope::tests::builder_defaults_to_the_current_version ... ok
[INFO] [stdout] test envelope::tests::a_deep_path_at_the_measured_maximum_round_trips ... ok
[INFO] [stdout] test envelope::tests::byte_layout_is_exact ... ok
[INFO] [stdout] test capability::tests::requiring_nothing_always_passes ... ok
[INFO] [stdout] test envelope::tests::entry_at_finds_by_path_and_misses_cleanly ... ok
[INFO] [stdout] test envelope::tests::frame_only_round_trips ... ok
[INFO] [stdout] test envelope::tests::length_prefixes_reject_what_they_cannot_represent ... ok
[INFO] [stdout] test envelope::tests::parse_entry_rejects_an_unknown_status ... ok
[INFO] [stdout] test envelope::tests::reader_rejects_an_offset_that_would_overflow ... ok
[INFO] [stdout] test capability::tests::identifiers_are_unique_and_resolvable ... ok
[INFO] [stdout] test envelope::tests::reader_consumed_since_returns_the_span ... ok
[INFO] [stdout] test envelope::tests::reader_scalars_are_little_endian ... ok
[INFO] [stdout] test envelope::tests::reader_take_is_bounds_checked ... ok
[INFO] [stdout] test capability::tests::empty_set_contains_nothing ... ok
[INFO] [stdout] test envelope::tests::take_u32_handles_the_full_range ... ok
[INFO] [stdout] test capability::tests::missing_from_names_exactly_what_is_absent ... ok
[INFO] [stdout] test envelope::tests::an_overlong_declared_frame_is_rejected_not_allocated ... ok
[INFO] [stdout] test envelope::tests::trailing_bytes_are_rejected ... ok
[INFO] [stdout] test envelope::tests::truncation_at_every_offset_is_rejected ... ok
[INFO] [stdout] test envelope::tests::unknown_status_is_rejected ... ok
[INFO] [stdout] test envelope::tests::many_entries_round_trip ... ok
[INFO] [stdout] test envelope::tests::writer_ignores_writes_past_the_end ... ok
[INFO] [stdout] test envelope::tests::parse_entry_reports_each_truncation_point ... ok
[INFO] [stdout] test envelope::tests::writer_writes_little_endian_and_tracks_position ... ok
[INFO] [stdout] test envelope::tests::reader_scalars_report_eof ... ok
[INFO] [stdout] test envelope::tests::reserved_flag_bits_are_rejected ... ok
[INFO] [stdout] test error::tests::errors_are_std_errors ... ok
[INFO] [stdout] test error::tests::field_names_are_stable_and_unique ... ok
[INFO] [stdout] test flags::tests::bit_assignments_are_pinned ... ok
[INFO] [stdout] test error::tests::decode_errors_render_their_detail ... ok
[INFO] [stdout] test envelope::tests::a_large_frame_round_trips ... ok
[INFO] [stdout] test error::tests::encode_errors_render_their_detail ... ok
[INFO] [stdout] test flags::tests::default_is_the_common_case ... ok
[INFO] [stdout] test provenance::tests::compare_reports_a_match ... ok
[INFO] [stdout] test provenance::tests::compare_reports_divergence_without_failing ... ok
[INFO] [stdout] test error::tests::errors_are_debug_and_comparable ... ok
[INFO] [stdout] test path::tests::odd_length_truncates_instead_of_panicking ... ok
[INFO] [stdout] test envelope::tests::empty_frame_round_trips ... ok
[INFO] [stdout] test flags::tests::every_combination_round_trips ... ok
[INFO] [stdout] test path::tests::equality_is_by_value ... ok
[INFO] [stdout] test provenance::tests::provenance_is_comparable ... ok
[INFO] [stdout] test flags::tests::re_encoded_is_idempotent ... ok
[INFO] [stdout] test status::tests::every_status_has_a_distinct_name ... ok
[INFO] [stdout] test status::tests::every_status_round_trips ... ok
[INFO] [stdout] test provenance::tests::fields_are_recorded_verbatim ... ok
[INFO] [stdout] test provenance::tests::the_manifest_hash_alone_decides_a_match ... ok
[INFO] [stdout] test status::tests::unknown_bytes_are_rejected_not_defaulted ... ok
[INFO] [stdout] test status::tests::byte_assignments_are_pinned ... ok
[INFO] [stdout] test flags::tests::reserved_bits_are_rejected ... ok
[INFO] [stdout] test path::tests::components_round_trip_little_endian ... ok
[INFO] [stdout] test path::tests::starts_with_matches_ancestry ... ok
[INFO] [stdout] test path::tests::display_and_debug_are_readable ... ok
[INFO] [stdout] test path::tests::root_is_empty ... ok
[INFO] [stdout] test flags::tests::constructors_and_predicates_agree ... ok
[INFO] [stdout] test version::tests::display_is_readable ... ok
[INFO] [stdout] test version::tests::mismatch_is_a_std_error ... ok
[INFO] [stdout] test version::tests::only_the_current_version_is_supported ... ok
[INFO] [stdout] test path::tests::get_rejects_indices_that_would_overflow ... ok
[INFO] [stdout] test status::tests::default_is_ok ... ok
[INFO] [stdout] test status::tests::only_ok_reports_usable_payload ... ok
[INFO] [stdout] test version::tests::raw_values_round_trip ... ok
[INFO] [stdout] test version::tests::versions_order_numerically ... ok
[INFO] [stdout] test provenance::tests::completeness_requires_every_field ... ok
[INFO] [stdout] test provenance::tests::display_names_all_three_fields ... ok
[INFO] [stdout] test version::tests::current_is_pinned ... ok
[INFO] [stdout] test envelope::tests::too_many_entries_are_rejected ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 90 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wa_wire_contract
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.53s; merged doctests compilation took 0.47s
[INFO] running `Command { std: "docker" "inspect" "b839764804d1c53127572f71208f852fad28fe6a8326770c0d362dceff491b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b839764804d1c53127572f71208f852fad28fe6a8326770c0d362dceff491b1e", kill_on_drop: false }`
[INFO] [stdout] b839764804d1c53127572f71208f852fad28fe6a8326770c0d362dceff491b1e
