[INFO] fetching crate unrest 0.1.0...
[INFO] checking unrest-0.1.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate unrest 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate unrest 0.1.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate unrest 0.1.0
[INFO] finished tweaking crates.io crate unrest 0.1.0
[INFO] tweaked toml for crates.io crate unrest 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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=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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ef430472d91b06a4feec06c719555154dbf43fdce0c73bf83dd4783a3b72c143
[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" "ef430472d91b06a4feec06c719555154dbf43fdce0c73bf83dd4783a3b72c143"`
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking unrest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/router.rs:14:57
[INFO] [stderr]    |
[INFO] [stderr] 14 |     rr: Rc<HashMap<Method, route_recognizer::Router<Box<Handler + 'static>>>>,
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + '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/router.rs:22:53
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn get(&mut self, route: &str, handler: Box<Handler + 'static>) {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/router.rs:29:56
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn mount(&mut self, prefix: &str, handler: Box<Handler + 'static>) {
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/router.rs:44:21
[INFO] [stderr]    |
[INFO] [stderr] 44 |     ) -> Result<Box<Future<Item = Response, Error = Error>>, Error> {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server.rs:32:23
[INFO] [stderr]    |
[INFO] [stderr] 32 |     type Future = Box<Future<Item = Self::Response, Error = Self::Error>>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Response, Error = Self::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server.rs:96:43
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn serve(&self, hreq: Request) -> Box<Future<Item = Response, Error = hyper::Error>> {
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response, Error = hyper::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/handler.rs:7:57
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn handle(&self, Request, Params, Container) -> Box<Future<Item = Response, Error = Error>>;
[INFO] [stderr]   |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/state.rs:10:32
[INFO] [stderr]    |
[INFO] [stderr] 10 |     hm: Rc<HashMap<TypeId, Box<Any>, BuildHasherDefault<IdentityHash>>>,
[INFO] [stderr]    |                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'hyper::server::server_proto::<impl hyper::server::Http<B>>::bind_connection': All usage of the tokio-proto crate is going away.
[INFO] [stderr]   --> src/server.rs:73:18
[INFO] [stderr]    |
[INFO] [stderr] 73 |             http.bind_connection(&handle, socket, addr, service_factory());
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/router.rs:14:57
[INFO] [stderr]    |
[INFO] [stderr] 14 |     rr: Rc<HashMap<Method, route_recognizer::Router<Box<Handler + 'static>>>>,
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + '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/router.rs:22:53
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn get(&mut self, route: &str, handler: Box<Handler + 'static>) {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/router.rs:29:56
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn mount(&mut self, prefix: &str, handler: Box<Handler + 'static>) {
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/router.rs:44:21
[INFO] [stderr]    |
[INFO] [stderr] 44 |     ) -> Result<Box<Future<Item = Response, Error = Error>>, Error> {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server.rs:32:23
[INFO] [stderr]    |
[INFO] [stderr] 32 |     type Future = Box<Future<Item = Self::Response, Error = Self::Error>>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Response, Error = Self::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server.rs:96:43
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn serve(&self, hreq: Request) -> Box<Future<Item = Response, Error = hyper::Error>> {
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response, Error = hyper::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/handler.rs:7:57
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn handle(&self, Request, Params, Container) -> Box<Future<Item = Response, Error = Error>>;
[INFO] [stderr]   |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/state.rs:10:32
[INFO] [stderr]    |
[INFO] [stderr] 10 |     hm: Rc<HashMap<TypeId, Box<Any>, BuildHasherDefault<IdentityHash>>>,
[INFO] [stderr]    |                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/router.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |         let mut rr = Rc::get_mut(&mut self.rr).expect("can't modify router at this point");
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/router.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let mut rr = Rc::get_mut(&mut self.rr).expect("can't modify router at this point");
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/state.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let mut hm = Rc::get_mut(&mut self.hm).expect("can't modify state container at this point");
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(proc_macro)]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'hyper::server::server_proto::<impl hyper::server::Http<B>>::bind_connection': All usage of the tokio-proto crate is going away.
[INFO] [stderr]   --> src/server.rs:73:18
[INFO] [stderr]    |
[INFO] [stderr] 73 |             http.bind_connection(&handle, socket, addr, service_factory());
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/router.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |         let mut rr = Rc::get_mut(&mut self.rr).expect("can't modify router at this point");
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/router.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let mut rr = Rc::get_mut(&mut self.rr).expect("can't modify router at this point");
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/state.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let mut hm = Rc::get_mut(&mut self.hm).expect("can't modify state container at this point");
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(proc_macro)]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.73s
[INFO] running `"docker" "inspect" "ef430472d91b06a4feec06c719555154dbf43fdce0c73bf83dd4783a3b72c143"`
[INFO] running `"docker" "rm" "-f" "ef430472d91b06a4feec06c719555154dbf43fdce0c73bf83dd4783a3b72c143"`
[INFO] [stdout] ef430472d91b06a4feec06c719555154dbf43fdce0c73bf83dd4783a3b72c143