[INFO] fetching crate ant-libp2p-metrics 0.15.0...
[INFO] testing ant-libp2p-metrics-0.15.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate ant-libp2p-metrics 0.15.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate ant-libp2p-metrics 0.15.0
[INFO] finished tweaking crates.io crate ant-libp2p-metrics 0.15.0
[INFO] tweaked toml for crates.io crate ant-libp2p-metrics 0.15.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ant-libp2p-metrics 0.15.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 171 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding prometheus-client v0.22.3 (available: v0.24.0)
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3d0f066f590950add67a861d353e964638e05b830ed992c7f19e628fd447b317
[INFO] running `Command { std: "docker" "start" "-a" "3d0f066f590950add67a861d353e964638e05b830ed992c7f19e628fd447b317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d0f066f590950add67a861d353e964638e05b830ed992c7f19e628fd447b317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d0f066f590950add67a861d353e964638e05b830ed992c7f19e628fd447b317", kill_on_drop: false }`
[INFO] [stdout] 3d0f066f590950add67a861d353e964638e05b830ed992c7f19e628fd447b317
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0d597ac6793cfce6487f286d7355be1899c57dee502d721651ba2773951eeba9
[INFO] running `Command { std: "docker" "start" "-a" "0d597ac6793cfce6487f286d7355be1899c57dee502d721651ba2773951eeba9", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling data-encoding v2.10.0
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling match-lookup v0.1.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling const-str v0.4.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling unsigned-varint v0.8.0
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling multihash v0.19.3
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling quick-protobuf v0.8.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling base-x v0.2.11
[INFO] [stderr]    Compiling bs58 v0.5.1
[INFO] [stderr]    Compiling unsigned-varint v0.7.2
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling base256emoji v1.0.2
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling prometheus-client v0.22.3
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling prometheus-client-derive-encode v0.4.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.17
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling data-encoding-macro v0.1.19
[INFO] [stderr]    Compiling multibase v0.9.2
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling ed25519-dalek v2.2.0
[INFO] [stderr]    Compiling libp2p-identity v0.2.13
[INFO] [stderr]    Compiling multiaddr v0.18.2
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling multistream-select v0.13.0
[INFO] [stderr]    Compiling rw-stream-sink v0.4.0
[INFO] [stderr]    Compiling ant-libp2p-core v0.42.1
[INFO] [stderr]    Compiling ant-libp2p-swarm v0.45.2
[INFO] [stderr]    Compiling ant-libp2p-metrics v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.70s
[INFO] running `Command { std: "docker" "inspect" "0d597ac6793cfce6487f286d7355be1899c57dee502d721651ba2773951eeba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d597ac6793cfce6487f286d7355be1899c57dee502d721651ba2773951eeba9", kill_on_drop: false }`
[INFO] [stdout] 0d597ac6793cfce6487f286d7355be1899c57dee502d721651ba2773951eeba9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3e5afcd2821f369232f99348018c32ec59f7ea61e93739da035b0c8c668b8ac5
[INFO] running `Command { std: "docker" "start" "-a" "3e5afcd2821f369232f99348018c32ec59f7ea61e93739da035b0c8c668b8ac5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libp2p-identity v0.2.13
[INFO] [stderr]    Compiling multiaddr v0.18.2
[INFO] [stderr]    Compiling ant-libp2p-core v0.42.1
[INFO] [stderr]    Compiling ant-libp2p-swarm v0.45.2
[INFO] [stderr]    Compiling ant-libp2p-metrics v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.69s
[INFO] running `Command { std: "docker" "inspect" "3e5afcd2821f369232f99348018c32ec59f7ea61e93739da035b0c8c668b8ac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e5afcd2821f369232f99348018c32ec59f7ea61e93739da035b0c8c668b8ac5", kill_on_drop: false }`
[INFO] [stdout] 3e5afcd2821f369232f99348018c32ec59f7ea61e93739da035b0c8c668b8ac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b11e44129eee8426a38d828d2f833fdd1bb9026b9b0f0931e7f361478f867f48
[INFO] running `Command { std: "docker" "start" "-a" "b11e44129eee8426a38d828d2f833fdd1bb9026b9b0f0931e7f361478f867f48", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ant_libp2p_metrics-d5a0fc1bf0870841)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test protocol_stack::tests::ip6_tcp_wss_p2p ... 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 ant_libp2p_metrics
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Metrics::new (line 71) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Metrics::new (line 71) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `libp2p_metrics`
[INFO] [stdout]   --> src/lib.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 | use libp2p_metrics::Metrics;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `libp2p_metrics`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 72 | use ant_libp2p_metrics::Metrics;
[INFO] [stdout]    |     ++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Metrics::new (line 71)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "b11e44129eee8426a38d828d2f833fdd1bb9026b9b0f0931e7f361478f867f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b11e44129eee8426a38d828d2f833fdd1bb9026b9b0f0931e7f361478f867f48", kill_on_drop: false }`
[INFO] [stdout] b11e44129eee8426a38d828d2f833fdd1bb9026b9b0f0931e7f361478f867f48
