[INFO] fetching crate prometheus_exporter 0.8.5...
[INFO] checking prometheus_exporter-0.8.5 against try#c6359cd3b4418e8472bae1a89c242796f2b86d56 for pr-147984-1
[INFO] extracting crate prometheus_exporter 0.8.5 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate prometheus_exporter 0.8.5
[INFO] finished tweaking crates.io crate prometheus_exporter 0.8.5
[INFO] tweaked toml for crates.io crate prometheus_exporter 0.8.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prometheus_exporter 0.8.5 on toolchain c6359cd3b4418e8472bae1a89c242796f2b86d56
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c6359cd3b4418e8472bae1a89c242796f2b86d56" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate prometheus_exporter 0.8.5 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" "+c6359cd3b4418e8472bae1a89c242796f2b86d56" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c6359cd3b4418e8472bae1a89c242796f2b86d56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b98b17610b17aed59d86778aa4181ee7d55bd02ff078e3580e836d24cd1be3ac
[INFO] running `Command { std: "docker" "start" "-a" "b98b17610b17aed59d86778aa4181ee7d55bd02ff078e3580e836d24cd1be3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b98b17610b17aed59d86778aa4181ee7d55bd02ff078e3580e836d24cd1be3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b98b17610b17aed59d86778aa4181ee7d55bd02ff078e3580e836d24cd1be3ac", kill_on_drop: false }`
[INFO] [stdout] b98b17610b17aed59d86778aa4181ee7d55bd02ff078e3580e836d24cd1be3ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c6359cd3b4418e8472bae1a89c242796f2b86d56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a010a77f4474fa7a6f79cf12f83733cbd1df07cae46e60c26d642a249140b8d3
[INFO] running `Command { std: "docker" "start" "-a" "a010a77f4474fa7a6f79cf12f83733cbd1df07cae46e60c26d642a249140b8d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]    Compiling prometheus v0.13.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking openssl-sys v0.9.75
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking time v0.3.12
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tiny_http v0.10.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking openssl v0.10.41
[INFO] [stderr]     Checking prometheus_exporter v0.8.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking native-tls v0.2.10
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.25s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: openssl v0.10.41
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "a010a77f4474fa7a6f79cf12f83733cbd1df07cae46e60c26d642a249140b8d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a010a77f4474fa7a6f79cf12f83733cbd1df07cae46e60c26d642a249140b8d3", kill_on_drop: false }`
[INFO] [stdout] a010a77f4474fa7a6f79cf12f83733cbd1df07cae46e60c26d642a249140b8d3