[INFO] fetching crate embeprom 0.3.0...
[INFO] testing embeprom-0.3.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate embeprom 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate embeprom 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate embeprom 0.3.0
[INFO] tweaked toml for crates.io crate embeprom 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate embeprom 0.3.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate embeprom 0.3.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded portable-atomic v1.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 259a960dc1e2d04ff428cea25beacf6231e2ea2e9bfed941694381e213bb120d
[INFO] running `Command { std: "docker" "start" "259a960dc1e2d04ff428cea25beacf6231e2ea2e9bfed941694381e213bb120d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "259a960dc1e2d04ff428cea25beacf6231e2ea2e9bfed941694381e213bb120d", 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" "259a960dc1e2d04ff428cea25beacf6231e2ea2e9bfed941694381e213bb120d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "259a960dc1e2d04ff428cea25beacf6231e2ea2e9bfed941694381e213bb120d", 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" "259a960dc1e2d04ff428cea25beacf6231e2ea2e9bfed941694381e213bb120d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-atomic v1.14.0
[INFO] [stderr]    Compiling heapless v0.9.3
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling embeprom v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "259a960dc1e2d04ff428cea25beacf6231e2ea2e9bfed941694381e213bb120d", 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" "259a960dc1e2d04ff428cea25beacf6231e2ea2e9bfed941694381e213bb120d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling embeprom v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "259a960dc1e2d04ff428cea25beacf6231e2ea2e9bfed941694381e213bb120d", 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" "259a960dc1e2d04ff428cea25beacf6231e2ea2e9bfed941694381e213bb120d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/embeprom-7adbc3696aed82ee)
[INFO] [stdout] 
[INFO] [stdout] running 75 tests
[INFO] [stdout] test escape::tests::escapes_help_text_but_not_quotes ... ok
[INFO] [stdout] test erased::tests::dynamic_dispatch_over_metric_group ... ok
[INFO] [stdout] test escape::tests::label_names ... ok
[INFO] [stdout] test escape::tests::escapes_label_values ... ok
[INFO] [stdout] test counter::tests::increments ... ok
[INFO] [stdout] test histogram::tests::buckets_and_sum_and_count ... ok
[INFO] [stdout] test gauge::tests::gauge_f64_moves_up_and_down ... ok
[INFO] [stdout] test gauge::tests::gauge_moves_up_and_down ... ok
[INFO] [stdout] test histogram::tests::float_histogram_routes_nan_only_to_the_implicit_infinite_bucket ... ok
[INFO] [stdout] test histogram::tests::float_histogram_buckets ... ok
[INFO] [stdout] test labels::tests::escapes_values_while_building ... ok
[INFO] [stdout] test macros::tests::accessor_self_registers_on_first_call ... ok
[INFO] [stdout] test labels::tests::rejects_a_block_that_does_not_fit ... ok
[INFO] [stdout] test escape::tests::metric_names ... ok
[INFO] [stdout] test counter::tests::resets ... ok
[INFO] [stdout] test macros::tests::capacities_and_buckets_accept_const_expressions ... ok
[INFO] [stdout] test macros::tests::implements_metric_group_with_correct_arity_and_names ... ok
[INFO] [stdout] test gauge::tests::gauge_can_be_negative ... ok
[INFO] [stdout] test labels::tests::builds_a_single_label_block ... ok
[INFO] [stdout] test macros::tests::manual_group_can_be_registered_with_multiple_registries ... ok
[INFO] [stdout] test macros::tests::accessor_can_lazily_register_with_a_named_registry ... ok
[INFO] [stdout] test macros::tests::namespace_is_optional ... ok
[INFO] [stdout] test macros::tests::generates_a_real_struct_with_named_fields ... ok
[INFO] [stdout] test histogram::tests::integer_histogram_rejects_descending_bounds - should panic ... ok
[INFO] [stdout] test registry::tests::registering_the_same_group_twice_is_a_no_op ... ok
[INFO] [stdout] test labels::tests::builds_a_multi_label_block ... ok
[INFO] [stdout] test registry::tests::registers_and_snapshots ... ok
[INFO] [stdout] test render::tests::exact_line_capacity_succeeds ... ok
[INFO] [stdout] test histogram::tests::float_histogram_rejects_infinite_bounds - should panic ... ok
[INFO] [stdout] test macros::tests::accessor_and_static_are_generated ... ok
[INFO] [stdout] test registry::tests::once_register_can_target_a_caller_owned_registry ... ok
[INFO] [stdout] test registry::tests::once_register_registers_exactly_once ... ok
[INFO] [stdout] test registry::tests::register_reports_full ... ok
[INFO] [stdout] test render::tests::histogram_render_reads_each_finite_bucket_once ... ok
[INFO] [stdout] test histogram::tests::integer_histogram_rejects_duplicate_bounds - should panic ... ok
[INFO] [stdout] test registry::tests::global_registry_accepts_registration ... ok
[INFO] [stdout] test render::tests::from_registry_accepts_a_smaller_registry_capacity ... ok
[INFO] [stdout] test render::tests::line_cursor_reassembles_the_golden_output ... ok
[INFO] [stdout] test registry::tests::completed_registration_skips_later_attempts ... ok
[INFO] [stdout] test histogram::tests::float_histogram_rejects_nan_bounds - should panic ... ok
[INFO] [stdout] test render::tests::golden_output_covers_every_metric_kind ... ok
[INFO] [stdout] test value::tests::integers_render_plainly ... ok
[INFO] [stdout] test render::tests::sink_failure_advances_past_the_rejected_line ... ok
[INFO] [stdout] test macros::tests::custom_label_bytes_apply_to_gauge_and_integer_histogram_vectors ... ok
[INFO] [stdout] test macros::tests::first_doc_line_is_the_prometheus_help ... ok
[INFO] [stdout] test vec::tests::counter_vec_drops_excess_series_but_keeps_existing_ones_updating ... ok
[INFO] [stdout] test macros::tests::float_kinds_work ... ok
[INFO] [stdout] test vec::tests::counter_vec_rejects_duplicate_label_names_at_runtime - should panic ... ok
[INFO] [stdout] test render::tests::line_overflow_is_exact_and_the_next_call_continues ... ok
[INFO] [stdout] test macros::tests::histogram_bounds_render_values_instead_of_rust_literal_spelling ... ok
[INFO] [stdout] test value::tests::floats_render_prometheus_correctly ... ok
[INFO] [stdout] test render::tests::zero_series_vec_still_emits_help_and_type ... ok
[INFO] [stdout] test vec::tests::counter_vec_rejects_invalid_label_names_at_runtime - should panic ... ok
[INFO] [stdout] test vec::tests::fingerprint_collisions_fall_back_to_exact_label_comparison ... ok
[INFO] [stdout] test vec::tests::float_histogram_series_is_the_same_handle_as_a_bound_vec_series ... ok
[INFO] [stdout] test vec::tests::float_histogram_vec_sink_discards_observations_when_full ... ok
[INFO] [stdout] test vec::tests::gauge_f64_vec_creates_and_sets_series ... ok
[INFO] [stdout] test vec::tests::histogram_vec_requires_at_least_one_label - should panic ... ok
[INFO] [stdout] test vec::tests::histogram_vec_routes_nan_only_to_the_implicit_infinite_bucket ... ok
[INFO] [stdout] test vec::tests::int_histogram_vec_rejects_invalid_bounds - should panic ... ok
[INFO] [stdout] test vec::tests::int_histogram_vec_rejects_the_generated_bucket_label_name - should panic ... ok
[INFO] [stdout] test vec::tests::int_histogram_vec_requires_at_least_one_label - should panic ... ok
[INFO] [stdout] test vec::tests::int_histogram_vec_sink_discards_observations_when_full ... ok
[INFO] [stdout] test vec::tests::int_histogram_vec_tracks_independent_series ... ok
[INFO] [stdout] test vec::tests::scalar_histogram_series_is_the_same_handle_as_a_bound_vec_series ... ok
[INFO] [stdout] test vec::tests::sorted_lookup_preserves_insertion_order_slots ... ok
[INFO] [stdout] test vec::tests::cached_counter_series_can_be_reused_for_hot_path_updates ... ok
[INFO] [stdout] test vec::tests::cached_histogram_series_can_be_reused_for_hot_path_observations ... ok
[INFO] [stdout] test vec::tests::counter_vec_creates_and_increments_series ... ok
[INFO] [stdout] test vec::tests::counter_vec_drops_oversized_label_values_without_affecting_existing_series ... ok
[INFO] [stdout] test vec::tests::gauge_f64_vec_returns_zero_reading_sink_when_full ... ok
[INFO] [stdout] test vec::tests::gauge_vec_creates_and_sets_series ... ok
[INFO] [stdout] test vec::tests::gauge_vec_returns_zero_reading_sink_when_full ... ok
[INFO] [stdout] test vec::tests::histogram_vec_tracks_independent_series ... ok
[INFO] [stderr]      Running tests/named_registry.rs (/opt/rustwide/target/release/deps/named_registry-b3634597b8bc752f)
[INFO] [stdout] test render::tests::empty_registry_renders_nothing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 75 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test named_registry_receives_cross_crate_lazy_registration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests embeprom
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - (line 175) ... ignored
[INFO] [stdout] test src/render.rs - render::Renderer::with_line_capacity (line 792) ... ok
[INFO] [stdout] test src/macros.rs - macros::metrics (line 31) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/histogram.rs - histogram::IntHistogram<B>::series (line 139) ... ok
[INFO] [stdout] test src/lib.rs - (line 109) ... ok
[INFO] [stdout] test src/registry.rs - registry::register (line 88) ... ok
[INFO] [stdout] test src/lib.rs - (line 90) ... ok
[INFO] [stdout] test src/macros.rs - macros::metrics (line 107) ... ok
[INFO] [stdout] test src/render.rs - render::Renderer<N,L,H>::from_registry (line 619) ... ok
[INFO] [stdout] test src/lib.rs - (line 138) ... ok
[INFO] [stdout] test src/vec.rs - vec::CounterVec<N,K,V>::with (line 310) ... ok
[INFO] [stdout] test src/lib.rs - (line 148) ... ok
[INFO] [stdout] test src/render.rs - render::Renderer::with_capacities (line 804) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/macros.rs - macros::metrics (line 60) - compile fail ... ok
[INFO] [stdout] test src/macros.rs - macros::metrics (line 68) - compile fail ... ok
[INFO] [stdout] test src/macros.rs - macros::metrics (line 78) - compile fail ... ok
[INFO] [stdout] test src/render.rs - render::Renderer<N,L,H>::from_registry (line 628) - compile fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.73s; merged doctests compilation took 0.56s
[INFO] running `Command { std: "docker" "inspect" "259a960dc1e2d04ff428cea25beacf6231e2ea2e9bfed941694381e213bb120d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259a960dc1e2d04ff428cea25beacf6231e2ea2e9bfed941694381e213bb120d", kill_on_drop: false }`
[INFO] [stdout] 259a960dc1e2d04ff428cea25beacf6231e2ea2e9bfed941694381e213bb120d
