[INFO] crate tokio-lock 1.1.0 is already in cache
[INFO] testing tokio-lock-1.1.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate tokio-lock 1.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate tokio-lock 1.1.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tokio-lock 1.1.0
[INFO] finished tweaking crates.io crate tokio-lock 1.1.0
[INFO] tweaked toml for crates.io crate tokio-lock 1.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8fde265aaa9737ebe4744573776d4ca7e24b1e23df3945410d5b48e3fe62e2b9
[INFO] running `"docker" "start" "-a" "8fde265aaa9737ebe4744573776d4ca7e24b1e23df3945410d5b48e3fe62e2b9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tokio-lock v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:59:19
[INFO] [stderr]    |
[INFO] [stderr] 59 | type AnyBox = Box<Any + Send + 'static>;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[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/lib.rs:73:14
[INFO] [stderr]    |
[INFO] [stderr] 73 |     Read(Box<(FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 |     Read(Box<(FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:15
[INFO] [stderr]    |
[INFO] [stderr] 74 |     Write(Box<(FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:37
[INFO] [stderr]    |
[INFO] [stderr] 74 |     Write(Box<(FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:117:14
[INFO] [stderr]     |
[INFO] [stderr] 117 |     ) -> Box<Future<Item = AnyBox, Error = E> + Send> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:29:30
[INFO] [stderr]    |
[INFO] [stderr] 29 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "8fde265aaa9737ebe4744573776d4ca7e24b1e23df3945410d5b48e3fe62e2b9"`
[INFO] running `"docker" "rm" "-f" "8fde265aaa9737ebe4744573776d4ca7e24b1e23df3945410d5b48e3fe62e2b9"`
[INFO] [stdout] 8fde265aaa9737ebe4744573776d4ca7e24b1e23df3945410d5b48e3fe62e2b9
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c0f24536d0e6058ee62b34f1f74d405405cd3bdbae7402214b40eee5cc0a5df4
[INFO] running `"docker" "start" "-a" "c0f24536d0e6058ee62b34f1f74d405405cd3bdbae7402214b40eee5cc0a5df4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tokio-lock v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:59:19
[INFO] [stderr]    |
[INFO] [stderr] 59 | type AnyBox = Box<Any + Send + 'static>;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[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/lib.rs:73:14
[INFO] [stderr]    |
[INFO] [stderr] 73 |     Read(Box<(FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 |     Read(Box<(FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:15
[INFO] [stderr]    |
[INFO] [stderr] 74 |     Write(Box<(FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:37
[INFO] [stderr]    |
[INFO] [stderr] 74 |     Write(Box<(FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:117:14
[INFO] [stderr]     |
[INFO] [stderr] 117 |     ) -> Box<Future<Item = AnyBox, Error = E> + Send> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:29:30
[INFO] [stderr]    |
[INFO] [stderr] 29 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:59:19
[INFO] [stderr]    |
[INFO] [stderr] 59 | type AnyBox = Box<Any + Send + 'static>;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[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/lib.rs:73:14
[INFO] [stderr]    |
[INFO] [stderr] 73 |     Read(Box<(FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 |     Read(Box<(FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:15
[INFO] [stderr]    |
[INFO] [stderr] 74 |     Write(Box<(FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:37
[INFO] [stderr]    |
[INFO] [stderr] 74 |     Write(Box<(FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:117:14
[INFO] [stderr]     |
[INFO] [stderr] 117 |     ) -> Box<Future<Item = AnyBox, Error = E> + Send> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:29:30
[INFO] [stderr]    |
[INFO] [stderr] 29 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `"docker" "inspect" "c0f24536d0e6058ee62b34f1f74d405405cd3bdbae7402214b40eee5cc0a5df4"`
[INFO] running `"docker" "rm" "-f" "c0f24536d0e6058ee62b34f1f74d405405cd3bdbae7402214b40eee5cc0a5df4"`
[INFO] [stdout] c0f24536d0e6058ee62b34f1f74d405405cd3bdbae7402214b40eee5cc0a5df4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 418dfca36ad4590c66a2ed661c369aec02cc608bd2b159b7f8ea101216eb4ff7
[INFO] running `"docker" "start" "-a" "418dfca36ad4590c66a2ed661c369aec02cc608bd2b159b7f8ea101216eb4ff7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:59:19
[INFO] [stderr]    |
[INFO] [stderr] 59 | type AnyBox = Box<Any + Send + 'static>;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[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/lib.rs:73:14
[INFO] [stderr]    |
[INFO] [stderr] 73 |     Read(Box<(FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 |     Read(Box<(FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:15
[INFO] [stderr]    |
[INFO] [stderr] 74 |     Write(Box<(FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:37
[INFO] [stderr]    |
[INFO] [stderr] 74 |     Write(Box<(FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:117:14
[INFO] [stderr]     |
[INFO] [stderr] 117 |     ) -> Box<Future<Item = AnyBox, Error = E> + Send> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:29:30
[INFO] [stderr]    |
[INFO] [stderr] 29 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:59:19
[INFO] [stderr]    |
[INFO] [stderr] 59 | type AnyBox = Box<Any + Send + 'static>;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[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/lib.rs:73:14
[INFO] [stderr]    |
[INFO] [stderr] 73 |     Read(Box<(FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 |     Read(Box<(FnMut(&T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:15
[INFO] [stderr]    |
[INFO] [stderr] 74 |     Write(Box<(FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:37
[INFO] [stderr]    |
[INFO] [stderr] 74 |     Write(Box<(FnMut(&mut T) -> Box<Future<Item = AnyBox, Error = E> + Send>) + Send>),
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:117:14
[INFO] [stderr]     |
[INFO] [stderr] 117 |     ) -> Box<Future<Item = AnyBox, Error = E> + Send> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AnyBox, Error = E> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:29:30
[INFO] [stderr]    |
[INFO] [stderr] 29 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tokio_lock-46340ad4c13bfeef
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_should_compute_digest_for_abc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio-lock
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "418dfca36ad4590c66a2ed661c369aec02cc608bd2b159b7f8ea101216eb4ff7"`
[INFO] running `"docker" "rm" "-f" "418dfca36ad4590c66a2ed661c369aec02cc608bd2b159b7f8ea101216eb4ff7"`
[INFO] [stdout] 418dfca36ad4590c66a2ed661c369aec02cc608bd2b159b7f8ea101216eb4ff7