[INFO] fetching crate ant-libp2p-metrics 0.15.0...
[INFO] testing ant-libp2p-metrics-0.15.0 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate ant-libp2p-metrics 0.15.0 into /workspace/builds/worker-0-tc1/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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ant-libp2p-metrics 0.15.0 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 174 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ant-libp2p-ping v0.45.1
[INFO] [stderr]   Downloaded ant-libp2p-identify v0.46.0
[INFO] [stderr]   Downloaded futures-bounded v0.2.4
[INFO] [stderr]   Downloaded dtoa v1.0.11
[INFO] [stderr]   Downloaded ant-libp2p-dcutr v0.12.1
[INFO] [stderr]   Downloaded ant-libp2p-core v0.42.1
[INFO] [stderr]   Downloaded ant-libp2p-relay v0.18.1
[INFO] [stderr]   Downloaded ant-libp2p-swarm v0.45.2
[INFO] [stderr]   Downloaded ant-libp2p-kad v0.47.1
[INFO] [stderr]   Downloaded prometheus-client v0.22.3
[INFO] [stderr]   Downloaded ant-libp2p-gossipsub v0.48.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f84c01705b853e8e9fbc2364f5e72d1847e3e1c0c57756e07ae2bfaaf933d28d
[INFO] running `Command { std: "docker" "start" "-a" "f84c01705b853e8e9fbc2364f5e72d1847e3e1c0c57756e07ae2bfaaf933d28d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f84c01705b853e8e9fbc2364f5e72d1847e3e1c0c57756e07ae2bfaaf933d28d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f84c01705b853e8e9fbc2364f5e72d1847e3e1c0c57756e07ae2bfaaf933d28d", kill_on_drop: false }`
[INFO] [stdout] f84c01705b853e8e9fbc2364f5e72d1847e3e1c0c57756e07ae2bfaaf933d28d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 065a9dbe369b4b69b8b8e44a7a25e3634393649b3acfe5251ddd2883174b750c
[INFO] running `Command { std: "docker" "start" "-a" "065a9dbe369b4b69b8b8e44a7a25e3634393649b3acfe5251ddd2883174b750c", kill_on_drop: false }`
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling data-encoding v2.10.0
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling unsigned-varint v0.8.0
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling match-lookup v0.1.2
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling const-str v0.4.3
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling quick-protobuf v0.8.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling base-x v0.2.11
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling multihash v0.19.3
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling base256emoji v1.0.2
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling prometheus-client v0.22.3
[INFO] [stderr]    Compiling prometheus-client-derive-encode v0.4.2
[INFO] [stderr]    Compiling dtoa v1.0.11
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.17
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling data-encoding-macro v0.1.19
[INFO] [stderr]    Compiling multibase v0.9.2
[INFO] [stderr]    Compiling pin-project v1.1.10
[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 v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[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 11.91s
[INFO] running `Command { std: "docker" "inspect" "065a9dbe369b4b69b8b8e44a7a25e3634393649b3acfe5251ddd2883174b750c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "065a9dbe369b4b69b8b8e44a7a25e3634393649b3acfe5251ddd2883174b750c", kill_on_drop: false }`
[INFO] [stdout] 065a9dbe369b4b69b8b8e44a7a25e3634393649b3acfe5251ddd2883174b750c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b8363cc52bd549e0b9700ef07a41f104bd6f99a1544cd84800b7a81cfab9356
[INFO] running `Command { std: "docker" "start" "-a" "4b8363cc52bd549e0b9700ef07a41f104bd6f99a1544cd84800b7a81cfab9356", 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 5.37s
[INFO] running `Command { std: "docker" "inspect" "4b8363cc52bd549e0b9700ef07a41f104bd6f99a1544cd84800b7a81cfab9356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b8363cc52bd549e0b9700ef07a41f104bd6f99a1544cd84800b7a81cfab9356", kill_on_drop: false }`
[INFO] [stdout] 4b8363cc52bd549e0b9700ef07a41f104bd6f99a1544cd84800b7a81cfab9356
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1345b67388a5c19a741f42449fa911ad122499e720a9a63f4f89561531166059
[INFO] running `Command { std: "docker" "start" "-a" "1345b67388a5c19a741f42449fa911ad122499e720a9a63f4f89561531166059", 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-0e8fb767690ce60e)
[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 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1345b67388a5c19a741f42449fa911ad122499e720a9a63f4f89561531166059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1345b67388a5c19a741f42449fa911ad122499e720a9a63f4f89561531166059", kill_on_drop: false }`
[INFO] [stdout] 1345b67388a5c19a741f42449fa911ad122499e720a9a63f4f89561531166059
