[INFO] fetching crate rylv-metrics 0.2.1...
[INFO] testing rylv-metrics-0.2.1 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate rylv-metrics 0.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rylv-metrics 0.2.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rylv-metrics 0.2.1
[INFO] tweaked toml for crates.io crate rylv-metrics 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rylv-metrics 0.2.1 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rylv-metrics 0.2.1 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af26cf46e277dbf586ed8d4566ac3e59da380ee4c7a519a29001d7b86652b912
[INFO] running `Command { std: "docker" "start" "-a" "af26cf46e277dbf586ed8d4566ac3e59da380ee4c7a519a29001d7b86652b912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af26cf46e277dbf586ed8d4566ac3e59da380ee4c7a519a29001d7b86652b912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af26cf46e277dbf586ed8d4566ac3e59da380ee4c7a519a29001d7b86652b912", kill_on_drop: false }`
[INFO] [stdout] af26cf46e277dbf586ed8d4566ac3e59da380ee4c7a519a29001d7b86652b912
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3a221227ab346895729f080d39f90a5b2edc3e6278cf946736676f21b72f122
[INFO] running `Command { std: "docker" "start" "-a" "c3a221227ab346895729f080d39f90a5b2edc3e6278cf946736676f21b72f122", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling bumpalo v3.19.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling hdrhistogram v7.5.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling syn v2.0.115
[INFO] [stderr]    Compiling arc-swap v1.8.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rylv-metrics v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.41s
[INFO] running `Command { std: "docker" "inspect" "c3a221227ab346895729f080d39f90a5b2edc3e6278cf946736676f21b72f122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3a221227ab346895729f080d39f90a5b2edc3e6278cf946736676f21b72f122", kill_on_drop: false }`
[INFO] [stdout] c3a221227ab346895729f080d39f90a5b2edc3e6278cf946736676f21b72f122
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8aa273c61009adf042baa8f79586a4ba5a2eba02b75e38b9762a64c80c19e95
[INFO] running `Command { std: "docker" "start" "-a" "e8aa273c61009adf042baa8f79586a4ba5a2eba02b75e38b9762a64c80c19e95", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling syn v2.0.115
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling regex-syntax v0.8.9
[INFO] [stderr]    Compiling clap_lex v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling clap_builder v4.5.58
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling clap v4.5.58
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling zerocopy-derive v0.8.39
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rylv-metrics v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.21s
[INFO] running `Command { std: "docker" "inspect" "e8aa273c61009adf042baa8f79586a4ba5a2eba02b75e38b9762a64c80c19e95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8aa273c61009adf042baa8f79586a4ba5a2eba02b75e38b9762a64c80c19e95", kill_on_drop: false }`
[INFO] [stdout] e8aa273c61009adf042baa8f79586a4ba5a2eba02b75e38b9762a64c80c19e95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9567419f9c283fc494f38281983b9584b7806bd002cb6696e441bd827d63d1be
[INFO] running `Command { std: "docker" "start" "-a" "9567419f9c283fc494f38281983b9584b7806bd002cb6696e441bd827d63d1be", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rylv_metrics-2ca36ca7246e6021)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test dogstats::aggregator::tests::test_lookup_key_compare_false_when_joined_len_differs ... ok
[INFO] [stdout] test dogstats::aggregator::tests::test_lookup_key_compare_false_when_tag_count_differs ... ok
[INFO] [stdout] test dogstats::aggregator::tests::test_lookup_key_compare_true_for_matching_tags ... ok
[INFO] [stdout] test dogstats::aggregator::tests::test_sig_fig_new_valid ... ok
[INFO] [stdout] test dogstats::collector::tests::histogram_config_rejects_invalid_percentiles ... ok
[INFO] [stdout] test dogstats::collector::tests::histogram_config_allows_empty_percentiles ... ok
[INFO] [stdout] test dogstats::aggregator::tests::test_lookup_key_compare_false_when_same_len_different_content ... ok
[INFO] [stdout] test dogstats::aggregator::tests::test_sig_fig_new_invalid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rylv_metrics-f8abbbc1a2243fdd)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/miri_test.rs (/opt/rustwide/target/debug/deps/miri_test-6068e2a5efa97b21)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test miri_custom_writer_can_be_wrapped_in_stats_writer_type ... ok
[INFO] [stdout] test miri_custom_writer_formats_and_flushes ... ok
[INFO] [stdout] test miri_custom_writer_reset_clears_pending_buffer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mod.rs (/opt/rustwide/target/debug/deps/mod-942e61240a2acb65)
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test integration::custom_writer::test_custom_writer_no_tags ... ok
[INFO] [stdout] test integration::histogram_macro::test_histogram_macro_with_owned_tags ... ok
[INFO] [stdout] test integration::custom_writer::test_custom_writer_aggregation ... ok
[INFO] [stdout] test integration::custom_writer::test_custom_writer_skip_histogram_base_metrics ... ok
[INFO] [stdout] test integration::custom_writer::test_custom_writer_with_prefix ... ok
[INFO] [stdout] test integration::custom_writer::test_custom_writer_basic ... ok
[INFO] [stdout] test integration::custom_writer::test_custom_writer_multiple_tags ... ok
[INFO] [stdout] test integration::histogram_macro::test_histogram_macro_single_tag ... ok
[INFO] [stdout] test integration::custom_writer::test_custom_writer_custom_percentiles_skip_count_min ... ok
[INFO] [stdout] test integration::histogram_macro::test_histogram_macro_many_tags ... ok
[INFO] [stdout] test integration::histogram_macro::test_histogram_macro_with_static_tags ... ok
[INFO] [stdout] test integration::histogram_macro::test_histogram_macro_with_mixed_tags ... ok
[INFO] [stdout] test integration::histogram_macro::test_histogram_macro_without_tags ... ok
[INFO] [stdout] test integration::sync_collector::test_build_collector ... ok
[INFO] [stdout] test integration::parallel_stress::test_parallel_all_operations ... ok
[INFO] [stdout] test integration::parallel_stress::test_parallel_high_contention ... ok
[INFO] [stdout] test integration::parallel_stress::test_parallel_rapid_fire ... ok
[INFO] [stdout] test integration::parallel_stress::test_parallel_mixed_metrics ... ok
[INFO] [stderr] error: test failed, to rerun pass `--test mod`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/mod-942e61240a2acb65` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "9567419f9c283fc494f38281983b9584b7806bd002cb6696e441bd827d63d1be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9567419f9c283fc494f38281983b9584b7806bd002cb6696e441bd827d63d1be", kill_on_drop: false }`
[INFO] [stdout] 9567419f9c283fc494f38281983b9584b7806bd002cb6696e441bd827d63d1be
