[INFO] crate future_pubsub 0.1.3 is already in cache
[INFO] checking future_pubsub-0.1.3 against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] extracting crate future_pubsub 0.1.3 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate future_pubsub 0.1.3 on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate future_pubsub 0.1.3
[INFO] finished tweaking crates.io crate future_pubsub 0.1.3
[INFO] tweaked toml for crates.io crate future_pubsub 0.1.3 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 58e68d3bea04a4aa67a8a78c0547e6fafd849bbd6f5ba7d7337d38199c916b70
[INFO] running `"docker" "start" "-a" "58e68d3bea04a4aa67a8a78c0547e6fafd849bbd6f5ba7d7337d38199c916b70"`
[INFO] [stderr]     Checking future_pubsub v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr] warning: unused import: `tokio_core::reactor::Core`
[INFO] [stderr]   --> tests/unsync_cloneable.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use tokio_core::reactor::Core;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]   --> tests/unsync_cloneable.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::ops::Deref;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Sink`
[INFO] [stderr]  --> tests/unsync_cloneable.rs:7:31
[INFO] [stderr]   |
[INFO] [stderr] 7 | use futures::{Future, Stream, Sink};
[INFO] [stderr]   |                               ^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `"docker" "inspect" "58e68d3bea04a4aa67a8a78c0547e6fafd849bbd6f5ba7d7337d38199c916b70"`
[INFO] running `"docker" "rm" "-f" "58e68d3bea04a4aa67a8a78c0547e6fafd849bbd6f5ba7d7337d38199c916b70"`
[INFO] [stdout] 58e68d3bea04a4aa67a8a78c0547e6fafd849bbd6f5ba7d7337d38199c916b70