[INFO] fetching crate tokio-metrics 0.1.0...
[INFO] testing tokio-metrics-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate tokio-metrics 0.1.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate tokio-metrics 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-metrics 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tokio-metrics 0.1.0
[INFO] tweaked toml for crates.io crate tokio-metrics 0.1.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate crates.io crate tokio-metrics 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a75e9801a15327203634fd68b4fda085ce1b8fbd87a34d141a2ae03679710ad3
[INFO] running `Command { std: "docker" "start" "-a" "a75e9801a15327203634fd68b4fda085ce1b8fbd87a34d141a2ae03679710ad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a75e9801a15327203634fd68b4fda085ce1b8fbd87a34d141a2ae03679710ad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a75e9801a15327203634fd68b4fda085ce1b8fbd87a34d141a2ae03679710ad3", kill_on_drop: false }`
[INFO] [stdout] a75e9801a15327203634fd68b4fda085ce1b8fbd87a34d141a2ae03679710ad3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c24b4ec555eccb3f0ba2085ff518928fd41e532d5bc883498bc209b467f275bd
[INFO] running `Command { std: "docker" "start" "-a" "c24b4ec555eccb3f0ba2085ff518928fd41e532d5bc883498bc209b467f275bd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-metrics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.21s
[INFO] running `Command { std: "docker" "inspect" "c24b4ec555eccb3f0ba2085ff518928fd41e532d5bc883498bc209b467f275bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c24b4ec555eccb3f0ba2085ff518928fd41e532d5bc883498bc209b467f275bd", kill_on_drop: false }`
[INFO] [stdout] c24b4ec555eccb3f0ba2085ff518928fd41e532d5bc883498bc209b467f275bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d37e32336b9a17b6687492657d1a352acc2d3b9727fbba1e9d0ec0f331520f37
[INFO] running `Command { std: "docker" "start" "-a" "d37e32336b9a17b6687492657d1a352acc2d3b9727fbba1e9d0ec0f331520f37", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.21
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[INFO] [stderr]    Compiling itoa v1.0.1
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[INFO] [stderr]    Compiling serde v1.0.136
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[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
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[INFO] [stderr]    Compiling fnv v1.0.7
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[INFO] [stderr]    Compiling rayon-core v1.9.1
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[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling tokio v1.17.0
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[INFO] [stderr]    Compiling futures-executor v0.3.21
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[INFO] [stderr]    Compiling tower-http v0.2.2
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling tokio-util v0.7.0
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tokio-metrics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tower v0.4.12
[INFO] [stderr]    Compiling hyper v0.14.17
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling axum v0.4.5
[INFO] [stdout] error[E0432]: unresolved import `tokio_metrics::RuntimeMonitor`
[INFO] [stdout]  --> examples/runtime.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio_metrics::RuntimeMonitor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `RuntimeMonitor` in the root
[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 `tokio-metrics` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d37e32336b9a17b6687492657d1a352acc2d3b9727fbba1e9d0ec0f331520f37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d37e32336b9a17b6687492657d1a352acc2d3b9727fbba1e9d0ec0f331520f37", kill_on_drop: false }`
[INFO] [stdout] d37e32336b9a17b6687492657d1a352acc2d3b9727fbba1e9d0ec0f331520f37