[INFO] fetching crate ferrum 0.2.1...
[INFO] testing ferrum-0.2.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate ferrum 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ferrum 0.2.1 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 ferrum 0.2.1
[INFO] finished tweaking crates.io crate ferrum 0.2.1
[INFO] tweaked toml for crates.io crate ferrum 0.2.1 written to /workspace/builds/worker-6/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] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ece2107218a8bcb407d3f6200f5a6442e03d90452dcb46dc70782d44a7d41b65
[INFO] running `"docker" "start" "-a" "ece2107218a8bcb407d3f6200f5a6442e03d90452dcb46dc70782d44a7d41b65"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling ferrum-plugin v0.3.0
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling ferrum v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub error: Box<Error + Send>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send`
[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/error.rs:59:32
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:49:29
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub type TypeMapInner = UnsafeAny + Send + Sync;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:197:34
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn around(self, handler: Box<Handler>) -> Box<Handler>;
[INFO] [stderr]     |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:197:51
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn around(self, handler: Box<Handler>) -> Box<Handler>;
[INFO] [stderr]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:206:22
[INFO] [stderr]     |
[INFO] [stderr] 206 |     befores: Vec<Box<BeforeMiddleware>>,
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:207:21
[INFO] [stderr]     |
[INFO] [stderr] 207 |     afters: Vec<Box<AfterMiddleware>>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:210:25
[INFO] [stderr]     |
[INFO] [stderr] 210 |     handler: Option<Box<Handler>>
[INFO] [stderr]     |                         ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:219:52
[INFO] [stderr]     |
[INFO] [stderr] 219 |             handler: Some(Box::new(handler) as Box<Handler>)
[INFO] [stderr]     |                                                    ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:231:51
[INFO] [stderr]     |
[INFO] [stderr] 231 |         self.befores.push(Box::new(before) as Box<BeforeMiddleware>);
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:232:49
[INFO] [stderr]     |
[INFO] [stderr] 232 |         self.afters.push(Box::new(after) as Box<AfterMiddleware>);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:241:51
[INFO] [stderr]     |
[INFO] [stderr] 241 |         self.befores.push(Box::new(before) as Box<BeforeMiddleware>);
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:250:49
[INFO] [stderr]     |
[INFO] [stderr] 250 |         self.afters.push(Box::new(after) as Box<AfterMiddleware>);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:396:22
[INFO] [stderr]     |
[INFO] [stderr] 396 | impl Handler for Box<Handler> {
[INFO] [stderr]     |                      ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:410:31
[INFO] [stderr]     |
[INFO] [stderr] 410 | impl BeforeMiddleware for Box<BeforeMiddleware> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:440:30
[INFO] [stderr]     |
[INFO] [stderr] 440 | impl AfterMiddleware for Box<AfterMiddleware> {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:461:25
[INFO] [stderr]     |
[INFO] [stderr] 461 |     where F: FnOnce(Box<Handler>) -> Box<Handler>
[INFO] [stderr]     |                         ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:461:42
[INFO] [stderr]     |
[INFO] [stderr] 461 |     where F: FnOnce(Box<Handler>) -> Box<Handler>
[INFO] [stderr]     |                                          ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:463:34
[INFO] [stderr]     |
[INFO] [stderr] 463 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stderr]     |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:463:51
[INFO] [stderr]     |
[INFO] [stderr] 463 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stderr]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[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:56:20
[INFO] [stderr]    |
[INFO] [stderr] 56 |         self.error.description()
[INFO] [stderr]    |                    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:60:20
[INFO] [stderr]    |
[INFO] [stderr] 60 |         self.error.cause()
[INFO] [stderr]    |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 22 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.97s
[INFO] running `"docker" "inspect" "ece2107218a8bcb407d3f6200f5a6442e03d90452dcb46dc70782d44a7d41b65"`
[INFO] running `"docker" "rm" "-f" "ece2107218a8bcb407d3f6200f5a6442e03d90452dcb46dc70782d44a7d41b65"`
[INFO] [stdout] ece2107218a8bcb407d3f6200f5a6442e03d90452dcb46dc70782d44a7d41b65
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] efd58b82008af3a4171a9dc7d36cb75ca674aaa2a6a8a0da68a62e0747b37d71
[INFO] running `"docker" "start" "-a" "efd58b82008af3a4171a9dc7d36cb75ca674aaa2a6a8a0da68a62e0747b37d71"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub error: Box<Error + Send>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send`
[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/error.rs:59:32
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:49:29
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub type TypeMapInner = UnsafeAny + Send + Sync;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:197:34
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn around(self, handler: Box<Handler>) -> Box<Handler>;
[INFO] [stderr]     |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:197:51
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn around(self, handler: Box<Handler>) -> Box<Handler>;
[INFO] [stderr]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:206:22
[INFO] [stderr]     |
[INFO] [stderr] 206 |     befores: Vec<Box<BeforeMiddleware>>,
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:207:21
[INFO] [stderr]     |
[INFO] [stderr] 207 |     afters: Vec<Box<AfterMiddleware>>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:210:25
[INFO] [stderr]     |
[INFO] [stderr] 210 |     handler: Option<Box<Handler>>
[INFO] [stderr]     |                         ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:219:52
[INFO] [stderr]     |
[INFO] [stderr] 219 |             handler: Some(Box::new(handler) as Box<Handler>)
[INFO] [stderr]     |                                                    ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:231:51
[INFO] [stderr]     |
[INFO] [stderr] 231 |         self.befores.push(Box::new(before) as Box<BeforeMiddleware>);
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:232:49
[INFO] [stderr]     |
[INFO] [stderr] 232 |         self.afters.push(Box::new(after) as Box<AfterMiddleware>);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:241:51
[INFO] [stderr]     |
[INFO] [stderr] 241 |         self.befores.push(Box::new(before) as Box<BeforeMiddleware>);
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:250:49
[INFO] [stderr]     |
[INFO] [stderr] 250 |         self.afters.push(Box::new(after) as Box<AfterMiddleware>);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:396:22
[INFO] [stderr]     |
[INFO] [stderr] 396 | impl Handler for Box<Handler> {
[INFO] [stderr]     |                      ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:410:31
[INFO] [stderr]     |
[INFO] [stderr] 410 | impl BeforeMiddleware for Box<BeforeMiddleware> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:440:30
[INFO] [stderr]     |
[INFO] [stderr] 440 | impl AfterMiddleware for Box<AfterMiddleware> {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:461:25
[INFO] [stderr]     |
[INFO] [stderr] 461 |     where F: FnOnce(Box<Handler>) -> Box<Handler>
[INFO] [stderr]     |                         ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:461:42
[INFO] [stderr]     |
[INFO] [stderr] 461 |     where F: FnOnce(Box<Handler>) -> Box<Handler>
[INFO] [stderr]     |                                          ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:463:34
[INFO] [stderr]     |
[INFO] [stderr] 463 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stderr]     |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:463:51
[INFO] [stderr]     |
[INFO] [stderr] 463 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stderr]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[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:56:20
[INFO] [stderr]    |
[INFO] [stderr] 56 |         self.error.description()
[INFO] [stderr]    |                    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:60:20
[INFO] [stderr]    |
[INFO] [stderr] 60 |         self.error.cause()
[INFO] [stderr]    |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 22 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling ferrum v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/around.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stderr]    |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[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]   --> examples/around.rs:47:51
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stderr]    |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/around.rs:51:19
[INFO] [stderr]    |
[INFO] [stderr] 51 |         }) as Box<Handler>
[INFO] [stderr]    |                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/simple_routing.rs:12:33
[INFO] [stderr]    |
[INFO] [stderr] 12 |     routes: HashMap<String, Box<Handler>>
[INFO] [stderr]    |                                 ^^^^^^^ help: use `dyn`: `dyn Handler`
[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/error.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub error: Box<Error + Send>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send`
[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/error.rs:59:32
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:49:29
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub type TypeMapInner = UnsafeAny + Send + Sync;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:197:34
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn around(self, handler: Box<Handler>) -> Box<Handler>;
[INFO] [stderr]     |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:197:51
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn around(self, handler: Box<Handler>) -> Box<Handler>;
[INFO] [stderr]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:206:22
[INFO] [stderr]     |
[INFO] [stderr] 206 |     befores: Vec<Box<BeforeMiddleware>>,
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:207:21
[INFO] [stderr]     |
[INFO] [stderr] 207 |     afters: Vec<Box<AfterMiddleware>>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:210:25
[INFO] [stderr]     |
[INFO] [stderr] 210 |     handler: Option<Box<Handler>>
[INFO] [stderr]     |                         ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:219:52
[INFO] [stderr]     |
[INFO] [stderr] 219 |             handler: Some(Box::new(handler) as Box<Handler>)
[INFO] [stderr]     |                                                    ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:231:51
[INFO] [stderr]     |
[INFO] [stderr] 231 |         self.befores.push(Box::new(before) as Box<BeforeMiddleware>);
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:232:49
[INFO] [stderr]     |
[INFO] [stderr] 232 |         self.afters.push(Box::new(after) as Box<AfterMiddleware>);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:241:51
[INFO] [stderr]     |
[INFO] [stderr] 241 |         self.befores.push(Box::new(before) as Box<BeforeMiddleware>);
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:250:49
[INFO] [stderr]     |
[INFO] [stderr] 250 |         self.afters.push(Box::new(after) as Box<AfterMiddleware>);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:396:22
[INFO] [stderr]     |
[INFO] [stderr] 396 | impl Handler for Box<Handler> {
[INFO] [stderr]     |                      ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:410:31
[INFO] [stderr]     |
[INFO] [stderr] 410 | impl BeforeMiddleware for Box<BeforeMiddleware> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:440:30
[INFO] [stderr]     |
[INFO] [stderr] 440 | impl AfterMiddleware for Box<AfterMiddleware> {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:461:25
[INFO] [stderr]     |
[INFO] [stderr] 461 |     where F: FnOnce(Box<Handler>) -> Box<Handler>
[INFO] [stderr]     |                         ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:461:42
[INFO] [stderr]     |
[INFO] [stderr] 461 |     where F: FnOnce(Box<Handler>) -> Box<Handler>
[INFO] [stderr]     |                                          ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:463:34
[INFO] [stderr]     |
[INFO] [stderr] 463 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stderr]     |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/mod.rs:463:51
[INFO] [stderr]     |
[INFO] [stderr] 463 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stderr]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/test.rs:195:37
[INFO] [stderr]     |
[INFO] [stderr] 195 |         .map(|m| Box::new(m) as Box<BeforeMiddleware>)
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/test.rs:202:37
[INFO] [stderr]     |
[INFO] [stderr] 202 |         .map(|m| Box::new(m) as Box<AfterMiddleware>)
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/middleware/test.rs:207:48
[INFO] [stderr]     |
[INFO] [stderr] 207 |         handler: Some(Box::new(handler) as Box<Handler>),
[INFO] [stderr]     |                                                ^^^^^^^ help: use `dyn`: `dyn Handler`
[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:56:20
[INFO] [stderr]    |
[INFO] [stderr] 56 |         self.error.description()
[INFO] [stderr]    |                    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:60:20
[INFO] [stderr]    |
[INFO] [stderr] 60 |         self.error.cause()
[INFO] [stderr]    |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `ferrum`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name error examples/error.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=f21119de366aca73 -C extra-filename=-f21119de366aca73 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern ferrum=/opt/rustwide/target/debug/deps/libferrum-ba13d310980f5359.rlib --extern ferrum_plugin=/opt/rustwide/target/debug/deps/libferrum_plugin-d435f770b5c99850.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-cbe4e291e0a0e8bc.rlib --extern futures_cpupool=/opt/rustwide/target/debug/deps/libfutures_cpupool-2254dd899ac5594c.rlib --extern hyper=/opt/rustwide/target/debug/deps/libhyper-7419e7814a652b83.rlib --extern mime=/opt/rustwide/target/debug/deps/libmime-d1bda7bb9ef96638.rlib --extern mime_guess=/opt/rustwide/target/debug/deps/libmime_guess-ec0c6601bd8663ab.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-210e4113cdbae879.rlib --extern time=/opt/rustwide/target/debug/deps/libtime-23183ca53583039d.rlib --extern unsafe_any=/opt/rustwide/target/debug/deps/libunsafe_any-4c44bf1e89f98c25.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-8fcd65f1306150c3.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "efd58b82008af3a4171a9dc7d36cb75ca674aaa2a6a8a0da68a62e0747b37d71"`
[INFO] running `"docker" "rm" "-f" "efd58b82008af3a4171a9dc7d36cb75ca674aaa2a6a8a0da68a62e0747b37d71"`
[INFO] [stdout] efd58b82008af3a4171a9dc7d36cb75ca674aaa2a6a8a0da68a62e0747b37d71