[INFO] fetching crate metrics-catalogue 0.4.0...
[INFO] testing metrics-catalogue-0.4.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate metrics-catalogue 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate metrics-catalogue 0.4.0
[INFO] finished tweaking crates.io crate metrics-catalogue 0.4.0
[INFO] tweaked toml for crates.io crate metrics-catalogue 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate metrics-catalogue 0.4.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 115 packages to latest compatible versions
[INFO] [stderr]       Adding hyper v0.14.32 (available: v1.7.0)
[INFO] [stderr]       Adding metrics v0.16.0 (available: v0.24.2)
[INFO] [stderr]       Adding metrics-util v0.10.2 (available: v0.20.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca713470656ca1c1722ddb647e41db59e768baee0735a34a91c9898ff9504afc
[INFO] running `Command { std: "docker" "start" "-a" "ca713470656ca1c1722ddb647e41db59e768baee0735a34a91c9898ff9504afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca713470656ca1c1722ddb647e41db59e768baee0735a34a91c9898ff9504afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca713470656ca1c1722ddb647e41db59e768baee0735a34a91c9898ff9504afc", kill_on_drop: false }`
[INFO] [stdout] ca713470656ca1c1722ddb647e41db59e768baee0735a34a91c9898ff9504afc
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82d6559aabefdcb7edd40467ce2c645751ba24c11663626f50e84f6717d40734
[INFO] running `Command { std: "docker" "start" "-a" "82d6559aabefdcb7edd40467ce2c645751ba24c11663626f50e84f6717d40734", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling metrics v0.17.1
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling metrics v0.16.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling t1ha v0.1.2
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling atomic-shim v0.2.0
[INFO] [stderr]    Compiling sketches-ddsketch v0.1.3
[INFO] [stderr]    Compiling quanta v0.9.3
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling metrics-macros v0.4.1
[INFO] [stderr]    Compiling metrics-catalogue-macros v0.4.1
[INFO] [stderr]    Compiling metrics-util v0.10.2
[INFO] [stderr]    Compiling metrics-catalogue v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.10s
[INFO] running `Command { std: "docker" "inspect" "82d6559aabefdcb7edd40467ce2c645751ba24c11663626f50e84f6717d40734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82d6559aabefdcb7edd40467ce2c645751ba24c11663626f50e84f6717d40734", kill_on_drop: false }`
[INFO] [stdout] 82d6559aabefdcb7edd40467ce2c645751ba24c11663626f50e84f6717d40734
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8a951e149492b2032c80e527f2944b382992bc2168ceeddd692fac3ce1e11c5
[INFO] running `Command { std: "docker" "start" "-a" "a8a951e149492b2032c80e527f2944b382992bc2168ceeddd692fac3ce1e11c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling metrics-catalogue v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "a8a951e149492b2032c80e527f2944b382992bc2168ceeddd692fac3ce1e11c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8a951e149492b2032c80e527f2944b382992bc2168ceeddd692fac3ce1e11c5", kill_on_drop: false }`
[INFO] [stdout] a8a951e149492b2032c80e527f2944b382992bc2168ceeddd692fac3ce1e11c5
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf66d3836f32a5722a9055d3bf805a5e0630e1d45cb57f9c12fad056f768c82a
[INFO] running `Command { std: "docker" "start" "-a" "cf66d3836f32a5722a9055d3bf805a5e0630e1d45cb57f9c12fad056f768c82a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/metrics_catalogue-86e6f2da94054ee7)
[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/empty_root_name.rs (/opt/rustwide/target/debug/deps/empty_root_name-d48bf1f9fb7ebbde)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test empty_override ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/metrics.rs (/opt/rustwide/target/debug/deps/metrics-c3a4f54c1b37b0ab)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test counters ... ok
[INFO] [stdout] test key_generation ... ok
[INFO] [stdout] test hidden_counters ... ok
[INFO] [stderr]      Running tests/prometheus.rs (/opt/rustwide/target/debug/deps/prometheus-33f3e8b34c8b32b3)
[INFO] [stdout] test histograms ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test prometheus_render ... 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]      Running tests/root_override.rs (/opt/rustwide/target/debug/deps/root_override-477cff233bbb1559)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test root_override ... ok
[INFO] [stderr]      Running tests/separator.rs (/opt/rustwide/target/debug/deps/separator-a3c37c0e69669807)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test custom_separator ... 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 metrics_catalogue
[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] running `Command { std: "docker" "inspect" "cf66d3836f32a5722a9055d3bf805a5e0630e1d45cb57f9c12fad056f768c82a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf66d3836f32a5722a9055d3bf805a5e0630e1d45cb57f9c12fad056f768c82a", kill_on_drop: false }`
[INFO] [stdout] cf66d3836f32a5722a9055d3bf805a5e0630e1d45cb57f9c12fad056f768c82a