[INFO] crate tk-pool 0.5.3 is already in cache
[INFO] checking tk-pool-0.5.3 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate tk-pool 0.5.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tk-pool 0.5.3 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] ea6ef12c28858342b5d329c6f12e101a257cf14a24ed8d05ddb24d295b49e1aa
[INFO] running `"docker" "start" "-a" "ea6ef12c28858342b5d329c6f12e101a257cf14a24ed8d05ddb24d295b49e1aa"`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking async-slot v0.1.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking abstract-ns v0.4.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tk-bufstream v0.3.0
[INFO] [stderr]     Checking ns-std-threaded v0.3.0
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tk-http v0.3.9
[INFO] [stderr]     Checking ns-router v0.1.6
[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]     Checking env_logger v0.5.13
[INFO] [stderr] warning: 2 warnings emitted
[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] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.65s
[INFO] running `"docker" "inspect" "ea6ef12c28858342b5d329c6f12e101a257cf14a24ed8d05ddb24d295b49e1aa"`
[INFO] running `"docker" "rm" "-f" "ea6ef12c28858342b5d329c6f12e101a257cf14a24ed8d05ddb24d295b49e1aa"`
[INFO] [stdout] ea6ef12c28858342b5d329c6f12e101a257cf14a24ed8d05ddb24d295b49e1aa