[INFO] crate tk-pool 0.5.3 is already in cache
[INFO] checking tk-pool-0.5.3 against try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880
[INFO] extracting crate tk-pool 0.5.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate tk-pool 0.5.3 on toolchain 13f916f63bc6575d5ff1f989237dfabe88981368
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tk-pool 0.5.3
[INFO] finished tweaking crates.io crate tk-pool 0.5.3
[INFO] tweaked toml for crates.io crate tk-pool 0.5.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+13f916f63bc6575d5ff1f989237dfabe88981368" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2e4035dc3e4aad6c450b9010873508dc78b982aa5a6f9b60bdedc7396d4b24d4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "2e4035dc3e4aad6c450b9010873508dc78b982aa5a6f9b60bdedc7396d4b24d4"`
[INFO] [stderr]     Checking tk-http v0.3.9
[INFO] [stderr]     Checking tk-pool v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/queue.rs:244:32
[INFO] [stderr]     |
[INFO] [stderr] 244 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/uniform/pool.rs:22:51
[INFO] [stderr]    |
[INFO] [stderr] 22 |       pub(in uniform) futures: FuturesUnordered<Box<Future<
[INFO] [stderr]    |  ___________________________________________________^
[INFO] [stderr] 23 | |                         Item=FutureOk<<C::Future as Future>::Item>,
[INFO] [stderr] 24 | |                         Error=FutureErr<E::ConnectionError, E::SinkError>>>>,
[INFO] [stderr]    | |__________________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub(in uniform) futures: FuturesUnordered<Box<dyn Future<
[INFO] [stderr] 23 |                         Item=FutureOk<<C::Future as Future>::Item>,
[INFO] [stderr] 24 |                         Error=FutureErr<E::ConnectionError, E::SinkError>>>>,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/queue.rs:244:32
[INFO] [stderr]     |
[INFO] [stderr] 244 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/uniform/pool.rs:22:51
[INFO] [stderr]    |
[INFO] [stderr] 22 |       pub(in uniform) futures: FuturesUnordered<Box<Future<
[INFO] [stderr]    |  ___________________________________________________^
[INFO] [stderr] 23 | |                         Item=FutureOk<<C::Future as Future>::Item>,
[INFO] [stderr] 24 | |                         Error=FutureErr<E::ConnectionError, E::SinkError>>>>,
[INFO] [stderr]    | |__________________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub(in uniform) futures: FuturesUnordered<Box<dyn Future<
[INFO] [stderr] 23 |                         Item=FutureOk<<C::Future as Future>::Item>,
[INFO] [stderr] 24 |                         Error=FutureErr<E::ConnectionError, E::SinkError>>>>,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.40s
[INFO] running `"docker" "inspect" "2e4035dc3e4aad6c450b9010873508dc78b982aa5a6f9b60bdedc7396d4b24d4"`
[INFO] running `"docker" "rm" "-f" "2e4035dc3e4aad6c450b9010873508dc78b982aa5a6f9b60bdedc7396d4b24d4"`
[INFO] [stdout] 2e4035dc3e4aad6c450b9010873508dc78b982aa5a6f9b60bdedc7396d4b24d4