[INFO] fetching crate metrics-exporter-http-async_std 0.1.0...
[INFO] building metrics-exporter-http-async_std-0.1.0 against master#222c5724ecc922fe67815f428c19f82c129d9386 for pr-97334
[INFO] extracting crate metrics-exporter-http-async_std 0.1.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate metrics-exporter-http-async_std 0.1.0 on toolchain 222c5724ecc922fe67815f428c19f82c129d9386
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics-exporter-http-async_std 0.1.0
[INFO] finished tweaking crates.io crate metrics-exporter-http-async_std 0.1.0
[INFO] tweaked toml for crates.io crate metrics-exporter-http-async_std 0.1.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate metrics-exporter-http-async_std 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dbac352c59cf88f092cd977a3880f5a0b95b5e268d89b5949c30d945a3f3990
[INFO] running `Command { std: "docker" "start" "-a" "2dbac352c59cf88f092cd977a3880f5a0b95b5e268d89b5949c30d945a3f3990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dbac352c59cf88f092cd977a3880f5a0b95b5e268d89b5949c30d945a3f3990", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82c818bdce3aab57080a17d19c54a58dbdfde11078dee4c3c39036605cef634b
[INFO] running `Command { std: "docker" "start" "-a" "82c818bdce3aab57080a17d19c54a58dbdfde11078dee4c3c39036605cef634b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling metrics-exporter-http-async_std v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.33s
[INFO] running `Command { std: "docker" "inspect" "82c818bdce3aab57080a17d19c54a58dbdfde11078dee4c3c39036605cef634b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82c818bdce3aab57080a17d19c54a58dbdfde11078dee4c3c39036605cef634b", kill_on_drop: false }`
[INFO] [stdout] 82c818bdce3aab57080a17d19c54a58dbdfde11078dee4c3c39036605cef634b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 596d9021ce8a5d6887fdc49affdf3ac556e4ce12f3f2a140d31084a29264eb40
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[INFO] [stderr]    Compiling http-body v0.3.1
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[INFO] [stderr]    Compiling tokio-util v0.3.1
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[INFO] [stderr]    Compiling metrics-util v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.53
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[INFO] [stderr]    Compiling metrics-observer-yaml v0.1.1
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[INFO] [stderr]    Compiling metrics-observer-json v0.1.1
[INFO] [stderr]    Compiling hyper v0.13.5
[INFO] [stderr]    Compiling metrics-exporter-http v0.3.0
[INFO] [stderr]    Compiling metrics-runtime v0.13.0
[INFO] [stderr]    Compiling metrics-exporter-http-async_std v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `metrics_exporter_async_std`
[INFO] [stdout]  --> examples/basic.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use metrics_exporter_async_std::HttpExporter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `metrics_exporter_async_std`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 1 | use metrics_exporter_http_async_std::HttpExporter;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `metrics-exporter-http-async_std` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "596d9021ce8a5d6887fdc49affdf3ac556e4ce12f3f2a140d31084a29264eb40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "596d9021ce8a5d6887fdc49affdf3ac556e4ce12f3f2a140d31084a29264eb40", kill_on_drop: false }`
[INFO] [stdout] 596d9021ce8a5d6887fdc49affdf3ac556e4ce12f3f2a140d31084a29264eb40