[INFO] fetching crate kubert-prometheus-tokio 0.2.0...
[INFO] testing kubert-prometheus-tokio-0.2.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate kubert-prometheus-tokio 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate kubert-prometheus-tokio 0.2.0
[INFO] finished tweaking crates.io crate kubert-prometheus-tokio 0.2.0
[INFO] tweaked toml for crates.io crate kubert-prometheus-tokio 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kubert-prometheus-tokio 0.2.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 55 packages to latest compatible versions
[INFO] [stderr]       Adding prometheus-client v0.23.1 (available: v0.24.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prometheus-client v0.23.1
[INFO] [stderr]   Downloaded tokio-metrics v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4122269877a7432a3811d549c005ce45ab7d5d5d82add57743cb5ecb599657f3
[INFO] running `Command { std: "docker" "start" "-a" "4122269877a7432a3811d549c005ce45ab7d5d5d82add57743cb5ecb599657f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4122269877a7432a3811d549c005ce45ab7d5d5d82add57743cb5ecb599657f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4122269877a7432a3811d549c005ce45ab7d5d5d82add57743cb5ecb599657f3", kill_on_drop: false }`
[INFO] [stdout] 4122269877a7432a3811d549c005ce45ab7d5d5d82add57743cb5ecb599657f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77d2c7f319afa2519b968f47b6508cbbf673d63b99203c69e3a4c258cf0163b8
[INFO] running `Command { std: "docker" "start" "-a" "77d2c7f319afa2519b968f47b6508cbbf673d63b99203c69e3a4c258cf0163b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling prometheus-client v0.23.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling prometheus-client-derive-encode v0.4.2
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tokio-metrics v0.4.5
[INFO] [stderr]    Compiling kubert-prometheus-tokio v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.18s
[INFO] running `Command { std: "docker" "inspect" "77d2c7f319afa2519b968f47b6508cbbf673d63b99203c69e3a4c258cf0163b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77d2c7f319afa2519b968f47b6508cbbf673d63b99203c69e3a4c258cf0163b8", kill_on_drop: false }`
[INFO] [stdout] 77d2c7f319afa2519b968f47b6508cbbf673d63b99203c69e3a4c258cf0163b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f96867a12feb3c933835e6f8c7232953074efd910306129c9e34046c363b3dd
[INFO] running `Command { std: "docker" "start" "-a" "7f96867a12feb3c933835e6f8c7232953074efd910306129c9e34046c363b3dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling kubert-prometheus-tokio v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "7f96867a12feb3c933835e6f8c7232953074efd910306129c9e34046c363b3dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f96867a12feb3c933835e6f8c7232953074efd910306129c9e34046c363b3dd", kill_on_drop: false }`
[INFO] [stdout] 7f96867a12feb3c933835e6f8c7232953074efd910306129c9e34046c363b3dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f29065dbcc45ecd819f63f1b4bcd8aef6521abf6affd15cd1d9e1536997bb872
[INFO] running `Command { std: "docker" "start" "-a" "f29065dbcc45ecd819f63f1b4bcd8aef6521abf6affd15cd1d9e1536997bb872", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kubert_prometheus_tokio-fd760e917e42ce84)
[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 kubert_prometheus_tokio
[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" "f29065dbcc45ecd819f63f1b4bcd8aef6521abf6affd15cd1d9e1536997bb872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f29065dbcc45ecd819f63f1b4bcd8aef6521abf6affd15cd1d9e1536997bb872", kill_on_drop: false }`
[INFO] [stdout] f29065dbcc45ecd819f63f1b4bcd8aef6521abf6affd15cd1d9e1536997bb872