[INFO] cloning repository https://github.com/RohanGautam/prometheus-rust-latency-collection
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RohanGautam/prometheus-rust-latency-collection" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRohanGautam%2Fprometheus-rust-latency-collection", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRohanGautam%2Fprometheus-rust-latency-collection'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d52d9bf2f17234f2df5b6728cd65f1be3d36dcd7
[INFO] testing RohanGautam/prometheus-rust-latency-collection against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRohanGautam%2Fprometheus-rust-latency-collection" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RohanGautam/prometheus-rust-latency-collection on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RohanGautam/prometheus-rust-latency-collection
[INFO] finished tweaking git repo https://github.com/RohanGautam/prometheus-rust-latency-collection
[INFO] tweaked toml for git repo https://github.com/RohanGautam/prometheus-rust-latency-collection written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/RohanGautam/prometheus-rust-latency-collection already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-tungstenite v0.11.0
[INFO] [stderr]   Downloaded warp v0.2.5
[INFO] [stderr]   Downloaded protobuf v2.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 618cb1ecd923204cbc9b6f7e8ba50eb051864ee3f55297577f2f5d90438a449b
[INFO] running `Command { std: "docker" "start" "-a" "618cb1ecd923204cbc9b6f7e8ba50eb051864ee3f55297577f2f5d90438a449b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "618cb1ecd923204cbc9b6f7e8ba50eb051864ee3f55297577f2f5d90438a449b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "618cb1ecd923204cbc9b6f7e8ba50eb051864ee3f55297577f2f5d90438a449b", kill_on_drop: false }`
[INFO] [stdout] 618cb1ecd923204cbc9b6f7e8ba50eb051864ee3f55297577f2f5d90438a449b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fae550d15185375007e9120f44bea9c63b71be3bbbb6cdbf1dbc06dfcb4b0d57
[INFO] running `Command { std: "docker" "start" "-a" "fae550d15185375007e9120f44bea9c63b71be3bbbb6cdbf1dbc06dfcb4b0d57", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling typenum v1.12.0
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[INFO] [stderr]    Compiling pin-project-internal v0.4.27
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[INFO] [stderr]    Compiling serde v1.0.123
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[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling libflate_lz77 v1.0.0
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[INFO] [stderr]    Compiling remove_dir_all v0.5.3
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[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling prometheus v0.9.0
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[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling rand_core v0.6.1
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[INFO] [stderr]    Compiling headers v0.3.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling multipart v0.17.1
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling pin-project v1.0.5
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tungstenite v0.11.0
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling hyper v0.13.10
[INFO] [stderr]    Compiling warp v0.2.5
[INFO] [stderr]    Compiling prometheus-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "fae550d15185375007e9120f44bea9c63b71be3bbbb6cdbf1dbc06dfcb4b0d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae550d15185375007e9120f44bea9c63b71be3bbbb6cdbf1dbc06dfcb4b0d57", kill_on_drop: false }`
[INFO] [stdout] fae550d15185375007e9120f44bea9c63b71be3bbbb6cdbf1dbc06dfcb4b0d57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c38106ed748487944a028ec69b85a559cf3c1d761da03aedf131875b0510c7b
[INFO] running `Command { std: "docker" "start" "-a" "2c38106ed748487944a028ec69b85a559cf3c1d761da03aedf131875b0510c7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling prometheus-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "2c38106ed748487944a028ec69b85a559cf3c1d761da03aedf131875b0510c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c38106ed748487944a028ec69b85a559cf3c1d761da03aedf131875b0510c7b", kill_on_drop: false }`
[INFO] [stdout] 2c38106ed748487944a028ec69b85a559cf3c1d761da03aedf131875b0510c7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 42c768cd8e6ffe48690f72579dbfc8a96df78ec837e162219c51a04bb58e0476
[INFO] running `Command { std: "docker" "start" "-a" "42c768cd8e6ffe48690f72579dbfc8a96df78ec837e162219c51a04bb58e0476", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prometheus_test-66f7a86d4a3451c4)
[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" "42c768cd8e6ffe48690f72579dbfc8a96df78ec837e162219c51a04bb58e0476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c768cd8e6ffe48690f72579dbfc8a96df78ec837e162219c51a04bb58e0476", kill_on_drop: false }`
[INFO] [stdout] 42c768cd8e6ffe48690f72579dbfc8a96df78ec837e162219c51a04bb58e0476