[INFO] fetching crate wa-wire-recording 0.1.0...
[INFO] testing wa-wire-recording-0.1.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate wa-wire-recording 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate wa-wire-recording 0.1.0
[INFO] finished tweaking crates.io crate wa-wire-recording 0.1.0
[INFO] tweaked toml for crates.io crate wa-wire-recording 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wa-wire-recording 0.1.0 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-recording 0.1.0 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] 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] 84672ed65b28ad62de1a39a08e50d3a3cd7bc54073645ae93f85869847759dfd
[INFO] running `Command { std: "docker" "start" "84672ed65b28ad62de1a39a08e50d3a3cd7bc54073645ae93f85869847759dfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84672ed65b28ad62de1a39a08e50d3a3cd7bc54073645ae93f85869847759dfd", 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" "84672ed65b28ad62de1a39a08e50d3a3cd7bc54073645ae93f85869847759dfd" "/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" "84672ed65b28ad62de1a39a08e50d3a3cd7bc54073645ae93f85869847759dfd", 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" "84672ed65b28ad62de1a39a08e50d3a3cd7bc54073645ae93f85869847759dfd" "/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
[INFO] [stderr]    Compiling wa-wire-recording v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "84672ed65b28ad62de1a39a08e50d3a3cd7bc54073645ae93f85869847759dfd", 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" "84672ed65b28ad62de1a39a08e50d3a3cd7bc54073645ae93f85869847759dfd" "/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-recording v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "84672ed65b28ad62de1a39a08e50d3a3cd7bc54073645ae93f85869847759dfd", 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" "84672ed65b28ad62de1a39a08e50d3a3cd7bc54073645ae93f85869847759dfd" "/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 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/wa-wire-recording/7ffe92bfb214c80c/out/wa_wire_recording-7ffe92bfb214c80c)
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test crc::tests::the_default_is_a_fresh_checksum ... ok
[INFO] [stdout] test meta::tests::artifact_classes_round_trip_and_reject_the_unknown ... ok
[INFO] [stdout] test crc::tests::a_single_flipped_bit_changes_the_value ... ok
[INFO] [stdout] test error::tests::errors_are_std_errors_and_comparable ... ok
[INFO] [stdout] test crc::tests::matches_the_published_vectors ... ok
[INFO] [stdout] test meta::tests::every_tag_has_a_distinct_name ... ok
[INFO] [stdout] test meta::tests::byte_assignments_are_pinned ... ok
[INFO] [stdout] test crc::tests::folding_in_pieces_matches_folding_at_once ... ok
[INFO] [stdout] test meta::tests::tag_numbers_are_pinned ... ok
[INFO] [stdout] test error::tests::write_errors_render_their_detail ... ok
[INFO] [stdout] test error::tests::read_errors_render_their_detail ... ok
[INFO] [stdout] test meta::tests::an_unknown_tag_names_itself_by_number ... ok
[INFO] [stdout] test meta::tests::the_comparability_tags_are_critical_and_the_rest_are_not ... ok
[INFO] [stdout] test record::tests::every_known_kind_names_itself ... ok
[INFO] [stdout] test record::tests::kind_numbers_are_pinned ... ok
[INFO] [stdout] test record::tests::a_malformed_mark_reads_as_none_rather_than_panicking ... ok
[INFO] [stdout] test tests::a_field_that_was_never_written_reads_as_absent ... ok
[INFO] [stdout] test record::tests::a_record_reads_as_what_it_is_and_not_as_what_it_is_not ... ok
[INFO] [stdout] test tests::a_buffer_that_is_not_a_recording_is_refused ... ok
[INFO] [stdout] test tests::a_flipped_byte_in_a_record_is_caught_by_the_checksum ... ok
[INFO] [stdout] test tests::a_metadata_block_that_runs_past_the_buffer_is_refused ... ok
[INFO] [stdout] test tests::a_metadata_entry_that_runs_past_its_block_is_refused ... ok
[INFO] [stdout] test tests::a_newer_container_version_is_refused_rather_than_guessed_at ... ok
[INFO] [stdout] test tests::a_record_cut_in_half_is_dropped_and_the_rest_survives ... ok
[INFO] [stdout] test tests::a_flipped_byte_in_the_checksum_itself_is_caught ... ok
[INFO] [stdout] test tests::a_flipped_byte_in_the_metadata_is_caught_too ... ok
[INFO] [stdout] test tests::a_recording_with_no_trailer_is_readable ... ok
[INFO] [stdout] test tests::a_recording_round_trips_with_its_metadata ... ok
[INFO] [stdout] test tests::a_header_cut_short_is_an_error_rather_than_truncation ... ok
[INFO] [stdout] test tests::an_empty_recording_is_complete_rather_than_truncated ... ok
[INFO] [stdout] test tests::an_adapter_that_declares_nothing_says_so ... ok
[INFO] [stdout] test tests::an_unknown_record_kind_is_skipped_and_counted ... ok
[INFO] [stdout] test tests::an_unknown_ancillary_tag_is_skipped_and_costs_nothing ... ok
[INFO] [stdout] test tests::every_metadata_field_round_trips ... ok
[INFO] [stdout] test tests::an_unknown_critical_tag_is_counted_so_comparison_can_refuse ... ok
[INFO] [stdout] test tests::a_repeated_tag_is_refused_at_the_writer ... ok
[INFO] [stdout] test tests::records_appended_after_the_trailer_are_reported ... ok
[INFO] [stdout] test tests::a_trailer_that_miscounts_is_damage_even_though_the_checksum_holds ... ok
[INFO] [stdout] test tests::the_writer_reports_what_it_holds ... ok
[INFO] [stdout] test tests::one_byte_after_the_trailer_is_enough ... ok
[INFO] [stdout] test tests::truncation_at_every_offset_past_the_header_is_readable ... ok
[INFO] [stderr]    Doc-tests wa_wire_recording
[INFO] [stdout] test tests::marks_sit_between_stanzas_without_becoming_stanzas ... ok
[INFO] [stdout] test writer::tests::every_prefix_reports_the_value_that_did_not_fit ... ok
[INFO] [stdout] test writer::tests::the_boundary_value_still_fits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 44 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.55s; merged doctests compilation took 0.53s
[INFO] running `Command { std: "docker" "inspect" "84672ed65b28ad62de1a39a08e50d3a3cd7bc54073645ae93f85869847759dfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84672ed65b28ad62de1a39a08e50d3a3cd7bc54073645ae93f85869847759dfd", kill_on_drop: false }`
[INFO] [stdout] 84672ed65b28ad62de1a39a08e50d3a3cd7bc54073645ae93f85869847759dfd
