[INFO] fetching crate tokio-metrics 0.4.0...
[INFO] checking tokio-metrics-0.4.0 against try#306c6aded24f02440063be828ebe601fe5eb8323 for pr-133502-3
[INFO] extracting crate tokio-metrics 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate tokio-metrics 0.4.0 on toolchain 306c6aded24f02440063be828ebe601fe5eb8323
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+306c6aded24f02440063be828ebe601fe5eb8323" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-metrics 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tokio-metrics 0.4.0
[INFO] tweaked toml for crates.io crate tokio-metrics 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate tokio-metrics 0.4.0 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" "+306c6aded24f02440063be828ebe601fe5eb8323" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+306c6aded24f02440063be828ebe601fe5eb8323" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f99b2a0c9026a3f2928d34c8b7523e2a9dc57732a72b858638d6db90d961b617
[INFO] running `Command { std: "docker" "start" "-a" "f99b2a0c9026a3f2928d34c8b7523e2a9dc57732a72b858638d6db90d961b617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f99b2a0c9026a3f2928d34c8b7523e2a9dc57732a72b858638d6db90d961b617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f99b2a0c9026a3f2928d34c8b7523e2a9dc57732a72b858638d6db90d961b617", kill_on_drop: false }`
[INFO] [stdout] f99b2a0c9026a3f2928d34c8b7523e2a9dc57732a72b858638d6db90d961b617
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+306c6aded24f02440063be828ebe601fe5eb8323" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ff8c9a6c2d88217935724e0ec297b683cf8f2864b0468ded71c3bad9a090a04
[INFO] running `Command { std: "docker" "start" "-a" "2ff8c9a6c2d88217935724e0ec297b683cf8f2864b0468ded71c3bad9a090a04", kill_on_drop: false }`
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[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] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         RuntimeMonitor,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:118:1
[INFO] [stdout]     |
[INFO] [stdout] 118 | / cfg_rt! {
[INFO] [stdout] 119 | |     mod runtime;
[INFO] [stdout] 120 | |     pub use runtime::{
[INFO] [stdout] 121 | |         RuntimeIntervals,
[INFO] [stdout] ...   |
[INFO] [stdout] 124 | |     };
[INFO] [stdout] 125 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this error originates in the macro `cfg_rt` (in Nightly builds, run with -Z macro-backtrace for more info)
[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` (example "runtime") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: missing documentation for an associated constant
[INFO] [stdout]     --> src/task.rs:1479:5
[INFO] [stdout]      |
[INFO] [stdout] 1479 |     pub const DEFAULT_SLOW_POLL_THRESHOLD: Duration = Duration::from_millis(500);
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:3:5
[INFO] [stdout]      |
[INFO] [stdout] 3    |     missing_docs,
[INFO] [stdout]      |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated constant
[INFO] [stdout]     --> src/task.rs:1486:5
[INFO] [stdout]      |
[INFO] [stdout] 1486 |     pub const DEFAULT_LONG_DELAY_THRESHOLD: Duration = Duration::from_millis(500);
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ff8c9a6c2d88217935724e0ec297b683cf8f2864b0468ded71c3bad9a090a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff8c9a6c2d88217935724e0ec297b683cf8f2864b0468ded71c3bad9a090a04", kill_on_drop: false }`
[INFO] [stdout] 2ff8c9a6c2d88217935724e0ec297b683cf8f2864b0468ded71c3bad9a090a04