[INFO] fetching crate nm 0.1.20... [INFO] testing nm-0.1.20 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate nm 0.1.20 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate nm 0.1.20 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate nm 0.1.20 [INFO] tweaked toml for crates.io crate nm 0.1.20 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate nm 0.1.20 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate nm 0.1.20 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 735db9792e0b73d03784ab0fe724e0d95d9dab93542ba5e395cf4c755ab3c5d0 [INFO] running `Command { std: "docker" "start" "-a" "735db9792e0b73d03784ab0fe724e0d95d9dab93542ba5e395cf4c755ab3c5d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "735db9792e0b73d03784ab0fe724e0d95d9dab93542ba5e395cf4c755ab3c5d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "735db9792e0b73d03784ab0fe724e0d95d9dab93542ba5e395cf4c755ab3c5d0", kill_on_drop: false }` [INFO] [stdout] 735db9792e0b73d03784ab0fe724e0d95d9dab93542ba5e395cf4c755ab3c5d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 640dddd2dd904eb191dcb288875b982e5be6ad0d98b3481d3e8b170d26d694f1 [INFO] running `Command { std: "docker" "start" "-a" "640dddd2dd904eb191dcb288875b982e5be6ad0d98b3481d3e8b170d26d694f1", kill_on_drop: false }` [INFO] [stderr] Compiling foldhash v0.2.0 [INFO] [stderr] Compiling new_zealand v1.0.1 [INFO] [stderr] Compiling nm v0.1.20 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.16s [INFO] running `Command { std: "docker" "inspect" "640dddd2dd904eb191dcb288875b982e5be6ad0d98b3481d3e8b170d26d694f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "640dddd2dd904eb191dcb288875b982e5be6ad0d98b3481d3e8b170d26d694f1", kill_on_drop: false }` [INFO] [stdout] 640dddd2dd904eb191dcb288875b982e5be6ad0d98b3481d3e8b170d26d694f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 144356b5ac56ce0903e651db24f00653eef62b9dd2680db40b0da28a4e7b810f [INFO] running `Command { std: "docker" "start" "-a" "144356b5ac56ce0903e651db24f00653eef62b9dd2680db40b0da28a4e7b810f", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling clap_builder v4.5.47 [INFO] [stderr] Compiling mutants v0.0.3 [INFO] [stderr] Compiling nm v0.1.20 (/opt/rustwide/workdir) [INFO] [stderr] Compiling half v2.6.0 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling clap v4.5.47 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.7.0 [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 23.84s [INFO] running `Command { std: "docker" "inspect" "144356b5ac56ce0903e651db24f00653eef62b9dd2680db40b0da28a4e7b810f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "144356b5ac56ce0903e651db24f00653eef62b9dd2680db40b0da28a4e7b810f", kill_on_drop: false }` [INFO] [stdout] 144356b5ac56ce0903e651db24f00653eef62b9dd2680db40b0da28a4e7b810f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d794c667d9a056edd9e78b8d2b4690fc788c2127a829c1150e1437a20b08f666 [INFO] running `Command { std: "docker" "start" "-a" "d794c667d9a056edd9e78b8d2b4690fc788c2127a829c1150e1437a20b08f666", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nm-7cea2201c243c499) [INFO] [stdout] [INFO] [stdout] running 45 tests [INFO] [stdout] test event::tests::event_accepts_different_numeric_types_without_casting ... ok [INFO] [stdout] test event::tests::pull_event_observations_are_recorded ... ok [INFO] [stdout] test event::tests::single_threaded_type ... ok [INFO] [stdout] test event::tests::push_event_observations_are_recorded ... ok [INFO] [stdout] test event_builder::tests::pull_build_registers_with_registry ... ok [INFO] [stdout] test event_builder::tests::build_correctly_configures_histogram ... ok [INFO] [stdout] test event_builder::tests::pusher_local_build_registers_with_pusher ... ok [INFO] [stdout] test event_builder::tests::single_threaded_type ... ok [INFO] [stdout] test observations::tests::bag_merge_merges_data_sync ... ok [INFO] [stdout] test event_builder::tests::pusher_build_registers_with_pusher ... ok [INFO] [stdout] test observations::tests::existing_snapshots_do_not_change ... ok [INFO] [stdout] test observations::tests::existing_snapshots_do_not_change_sync ... ok [INFO] [stdout] test observations::tests::observations_are_recorded ... ok [INFO] [stdout] test observations::tests::observations_are_recorded_in_histogram ... ok [INFO] [stdout] test observations::tests::observations_are_recorded_in_histogram_sync ... ok [INFO] [stdout] test observations::tests::observations_are_recorded_sync ... ok [INFO] [stdout] test observations::tests::snapshot_merge_from_sync_and_nonsync_merges_data ... ok [INFO] [stdout] test observations::tests::snapshot_merge_merges_data ... ok [INFO] [stdout] test event_builder::tests::build_with_magnitude_max_in_histogram_panics - should panic ... ok [INFO] [stdout] test event_builder::tests::build_with_non_ascending_histogram_buckets_panics - should panic ... ok [INFO] [stdout] test event_builder::tests::build_without_name_panics - should panic ... ok [INFO] [stdout] test event_builder::tests::build_with_empty_name_panics - should panic ... ok [INFO] [stdout] test pusher::tests::data_updated_only_on_push ... ok [INFO] [stdout] test registries::tests::data_remains_after_thread_terminates ... ok [INFO] [stdout] test registries::tests::register_unregister_smoke_test ... ok [INFO] [stdout] test registries::tests::inspect_global_inspects_all ... ok [INFO] [stdout] test event_builder::tests::register_pull_and_push_same_name_panics - should panic ... ok [INFO] [stdout] test reports::tests::event_display_contains_expected_information ... ok [INFO] [stdout] test reports::tests::event_displayed_as_counter_if_unit_values_and_no_histogram ... ok [INFO] [stdout] test observations::tests::bag_merge_with_mismatched_bucket_magnitudes_panics - should panic ... ok [INFO] [stdout] test reports::tests::event_properties_reflect_reality ... ok [INFO] [stdout] test observations::tests::bag_merge_with_mismatched_bucket_counts_panics - should panic ... ok [INFO] [stdout] test reports::tests::histogram_char_byte_count_is_correct ... ok [INFO] [stdout] test reports::tests::histogram_scale_large_exact ... ok [INFO] [stdout] test reports::tests::histogram_display_contains_expected_information ... ok [INFO] [stdout] test observations::tests::snapshot_merge_with_mismatched_bucket_counts_panics - should panic ... ok [INFO] [stdout] test reports::tests::histogram_properties_reflect_reality ... ok [INFO] [stdout] test registries::tests::duplicate_registration_panics - should panic ... ok [INFO] [stdout] test reports::tests::histogram_scale_small ... ok [INFO] [stdout] test observations::tests::snapshot_merge_with_mismatched_bucket_magnitudes_panics - should panic ... ok [INFO] [stdout] test reports::tests::histogram_scale_just_over ... ok [INFO] [stdout] test reports::tests::report_display_contains_expected_events ... ok [INFO] [stdout] test reports::tests::histogram_scale_large_inexact ... ok [INFO] [stdout] test reports::tests::histogram_scale_zero ... ok [INFO] [stdout] test reports::tests::report_properties_reflect_reality ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 45 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Doc-tests nm [INFO] [stdout] [INFO] [stdout] running 27 tests [INFO] [stdout] test src/event.rs - event::Event (line 53) ... ok [INFO] [stdout] test src/lib.rs - (line 150) ... ok [INFO] [stdout] test src/event_builder.rs - event_builder::EventBuilder::pusher (line 147) ... ok [INFO] [stdout] test src/event_builder.rs - event_builder::EventBuilder

::histogram (line 86) ... ok [INFO] [stdout] test src/lib.rs - (line 113) ... ok [INFO] [stdout] test src/lib.rs - (line 43) ... ok [INFO] [stdout] test src/lib.rs - (line 69) ... ok [INFO] [stdout] test src/observe.rs - observe::Observe::observe (line 40) ... ok [INFO] [stdout] test src/observe.rs - observe::Observe::observe_duration_millis (line 81) ... ok [INFO] [stdout] test src/lib.rs - (line 199) ... ok [INFO] [stdout] test src/observe.rs - observe::Observe::observe_once (line 22) ... ok [INFO] [stdout] test src/observe.rs - observe::Observe::observe_millis (line 61) ... ok [INFO] [stdout] test src/pusher.rs - pusher::MetricsPusher::new (line 28) ... ok [INFO] [stdout] test src/pusher.rs - pusher::MetricsPusher::push (line 49) ... ok [INFO] [stdout] test src/reports.rs - reports::EventMetrics::count (line 205) ... ok [INFO] [stdout] test src/reports.rs - reports::EventMetrics::mean (line 259) ... ok [INFO] [stdout] test src/reports.rs - reports::EventMetrics::name (line 180) ... ok [INFO] [stdout] test src/reports.rs - reports::EventMetrics::histogram (line 287) ... ok [INFO] [stdout] test src/reports.rs - reports::EventMetrics::sum (line 231) ... ok [INFO] [stdout] test src/reports.rs - reports::Report::collect (line 27) ... ok [INFO] [stdout] test src/reports.rs - reports::Report::events (line 83) ... ok [INFO] [stdout] test src/event.rs - event::Event (line 31) ... ok [INFO] [stdout] test src/event_builder.rs - event_builder::EventBuilder

::name (line 62) ... ok [INFO] [stdout] test src/event.rs - event::Event

::batch (line 162) ... ok [INFO] [stdout] test src/lib.rs - (line 162) ... ok [INFO] [stdout] test src/lib.rs - (line 21) ... ok [INFO] [stdout] test src/event_builder.rs - event_builder::EventBuilder::pusher_local (line 183) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s [INFO] [stdout] [INFO] [stdout] all doctests ran in 1.61s; merged doctests compilation took 1.42s [INFO] running `Command { std: "docker" "inspect" "d794c667d9a056edd9e78b8d2b4690fc788c2127a829c1150e1437a20b08f666", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d794c667d9a056edd9e78b8d2b4690fc788c2127a829c1150e1437a20b08f666", kill_on_drop: false }` [INFO] [stdout] d794c667d9a056edd9e78b8d2b4690fc788c2127a829c1150e1437a20b08f666