[INFO] fetching crate pf_prometheus 0.1.0...
[INFO] testing pf_prometheus-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pf_prometheus 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate pf_prometheus 0.1.0
[INFO] finished tweaking crates.io crate pf_prometheus 0.1.0
[INFO] tweaked toml for crates.io crate pf_prometheus 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pf_prometheus 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pf_prometheus 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" "+beta-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 112c77b76ae9f4bcbba1732b1527b99b3b2d25126e3056181274a8e5a4d832f6
[INFO] running `Command { std: "docker" "start" "-a" "112c77b76ae9f4bcbba1732b1527b99b3b2d25126e3056181274a8e5a4d832f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "112c77b76ae9f4bcbba1732b1527b99b3b2d25126e3056181274a8e5a4d832f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "112c77b76ae9f4bcbba1732b1527b99b3b2d25126e3056181274a8e5a4d832f6", kill_on_drop: false }`
[INFO] [stdout] 112c77b76ae9f4bcbba1732b1527b99b3b2d25126e3056181274a8e5a4d832f6
[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-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b0776ec0e0998480586dd13936dbf0771931ad56e8234759a132c35b524ce0f
[INFO] running `Command { std: "docker" "start" "-a" "3b0776ec0e0998480586dd13936dbf0771931ad56e8234759a132c35b524ce0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling zerocopy v0.8.47
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling value-bag v1.12.0
[INFO] [stderr]    Compiling pf_foundation_utils v0.1.0
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling uuid v1.22.0
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling string-interner v0.17.0
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling pf_observability_core v0.1.0
[INFO] [stderr]    Compiling pf_prometheus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.41s
[INFO] running `Command { std: "docker" "inspect" "3b0776ec0e0998480586dd13936dbf0771931ad56e8234759a132c35b524ce0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b0776ec0e0998480586dd13936dbf0771931ad56e8234759a132c35b524ce0f", kill_on_drop: false }`
[INFO] [stdout] 3b0776ec0e0998480586dd13936dbf0771931ad56e8234759a132c35b524ce0f
[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-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4e3b629ecaaa67a62ebda2e15fbe6c4a681723fafa15f5992efa646b20e6733
[INFO] running `Command { std: "docker" "start" "-a" "b4e3b629ecaaa67a62ebda2e15fbe6c4a681723fafa15f5992efa646b20e6733", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling pf_prometheus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.33s
[INFO] running `Command { std: "docker" "inspect" "b4e3b629ecaaa67a62ebda2e15fbe6c4a681723fafa15f5992efa646b20e6733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4e3b629ecaaa67a62ebda2e15fbe6c4a681723fafa15f5992efa646b20e6733", kill_on_drop: false }`
[INFO] [stdout] b4e3b629ecaaa67a62ebda2e15fbe6c4a681723fafa15f5992efa646b20e6733
[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-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c48fa4fe89ec7b737be4046eeb2bfb88327b03bd9da98ce9af7eae7d090e16ff
[INFO] running `Command { std: "docker" "start" "-a" "c48fa4fe89ec7b737be4046eeb2bfb88327b03bd9da98ce9af7eae7d090e16ff", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pf_prometheus-739e8c1016ec596f)
[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]    Doc-tests pf_prometheus
[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" "c48fa4fe89ec7b737be4046eeb2bfb88327b03bd9da98ce9af7eae7d090e16ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c48fa4fe89ec7b737be4046eeb2bfb88327b03bd9da98ce9af7eae7d090e16ff", kill_on_drop: false }`
[INFO] [stdout] c48fa4fe89ec7b737be4046eeb2bfb88327b03bd9da98ce9af7eae7d090e16ff
