[INFO] fetching crate prometheus-http-api 0.2.0...
[INFO] testing prometheus-http-api-0.2.0 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate prometheus-http-api 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate prometheus-http-api 0.2.0
[INFO] finished tweaking crates.io crate prometheus-http-api 0.2.0
[INFO] tweaked toml for crates.io crate prometheus-http-api 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prometheus-http-api 0.2.0 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 133 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.10)
[INFO] [stderr]       Adding http v0.2.12 (available: v1.4.0)
[INFO] [stderr]       Adding hyper v0.14.32 (available: v1.8.1)
[INFO] [stderr]       Adding hyper-tls v0.5.0 (available: v0.6.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] [stderr]       Adding tracing-log v0.1.4 (available: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-task v0.3.32
[INFO] [stderr]   Downloaded futures-core v0.3.32
[INFO] [stderr]   Downloaded socket2 v0.6.3
[INFO] [stderr]   Downloaded tokio-macros v2.6.1
[INFO] [stderr]   Downloaded env_logger v0.9.3
[INFO] [stderr]   Downloaded socket2 v0.5.10
[INFO] [stderr]   Downloaded futures-channel v0.3.32
[INFO] [stderr]   Downloaded mio v1.2.0
[INFO] [stderr]   Downloaded futures-util v0.3.32
[INFO] [stderr]   Downloaded hyper v0.14.32
[INFO] [stderr]   Downloaded tokio v1.50.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b5cd54bfecef02ce2fed68e38b5446fbd560a4e8777037ee11dc89a8bae8a23
[INFO] running `Command { std: "docker" "start" "-a" "2b5cd54bfecef02ce2fed68e38b5446fbd560a4e8777037ee11dc89a8bae8a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b5cd54bfecef02ce2fed68e38b5446fbd560a4e8777037ee11dc89a8bae8a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b5cd54bfecef02ce2fed68e38b5446fbd560a4e8777037ee11dc89a8bae8a23", kill_on_drop: false }`
[INFO] [stdout] 2b5cd54bfecef02ce2fed68e38b5446fbd560a4e8777037ee11dc89a8bae8a23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2dbfee6bd6637cfc2f593abca25dc5366dd11dd5a4c05750a3cc3adc3efb395
[INFO] running `Command { std: "docker" "start" "-a" "f2dbfee6bd6637cfc2f593abca25dc5366dd11dd5a4c05750a3cc3adc3efb395", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling openssl-sys v0.9.112
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling openssl v0.10.76
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling openssl-probe v0.2.1
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling prometheus-http-api v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.00s
[INFO] running `Command { std: "docker" "inspect" "f2dbfee6bd6637cfc2f593abca25dc5366dd11dd5a4c05750a3cc3adc3efb395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2dbfee6bd6637cfc2f593abca25dc5366dd11dd5a4c05750a3cc3adc3efb395", kill_on_drop: false }`
[INFO] [stdout] f2dbfee6bd6637cfc2f593abca25dc5366dd11dd5a4c05750a3cc3adc3efb395
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b65b19c0e4223ec0543f5a6f132be12b786e29f0043c38f3b21ca27acda2dcf
[INFO] running `Command { std: "docker" "start" "-a" "4b65b19c0e4223ec0543f5a6f132be12b786e29f0043c38f3b21ca27acda2dcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling prometheus-http-api v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.00s
[INFO] running `Command { std: "docker" "inspect" "4b65b19c0e4223ec0543f5a6f132be12b786e29f0043c38f3b21ca27acda2dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b65b19c0e4223ec0543f5a6f132be12b786e29f0043c38f3b21ca27acda2dcf", kill_on_drop: false }`
[INFO] [stdout] 4b65b19c0e4223ec0543f5a6f132be12b786e29f0043c38f3b21ca27acda2dcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b7bf4845efc6efd97d18d1b8cb6af835e6354439f0c8f1e8c43923611ae9b56
[INFO] running `Command { std: "docker" "start" "-a" "7b7bf4845efc6efd97d18d1b8cb6af835e6354439f0c8f1e8c43923611ae9b56", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prometheus_http_api-9c54227d3c5ed2a7)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::it_loads_prometheus ... ignored
[INFO] [stdout] test tests::it_detects_prometheus_errors ... ok
[INFO] [stdout] test tests::it_loads_prometheus_scalars ... ok
[INFO] [stdout] test tests::it_loads_prometheus_vector ... ok
[INFO] [stdout] test tests::it_loads_prometheus_matrix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prometheus_http_api
[INFO] [stderr] warning: unknown lint: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   --> src/lib.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 | #![warn(rustdoc::missing_doc_code_examples)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the `rustdoc::missing_doc_code_examples` lint is unstable
[INFO] [stderr]    = note: see issue #101730 <https://github.com/rust-lang/rust/issues/101730> for more information
[INFO] [stderr]    = help: add `#![feature(rustdoc_missing_doc_code_examples)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2026-03-19; consider upgrading it if it is out of date
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - VectorResult (line 71) ... ok
[INFO] [stdout] test src/lib.rs - MatrixResult (line 45) ... ok
[INFO] [stdout] test src/lib.rs - Response (line 145) ... ok
[INFO] [stdout] test src/lib.rs - ResponseData (line 99) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.63s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b7bf4845efc6efd97d18d1b8cb6af835e6354439f0c8f1e8c43923611ae9b56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b7bf4845efc6efd97d18d1b8cb6af835e6354439f0c8f1e8c43923611ae9b56", kill_on_drop: false }`
[INFO] [stdout] 7b7bf4845efc6efd97d18d1b8cb6af835e6354439f0c8f1e8c43923611ae9b56
