[INFO] fetching crate ferrum 0.2.1...
[INFO] building ferrum-0.2.1 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate ferrum 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ferrum 0.2.1 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7063629014ed7e268c6aaa4623dc01e200d08f9e106831ecc5e70178320455d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c7063629014ed7e268c6aaa4623dc01e200d08f9e106831ecc5e70178320455d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7063629014ed7e268c6aaa4623dc01e200d08f9e106831ecc5e70178320455d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7063629014ed7e268c6aaa4623dc01e200d08f9e106831ecc5e70178320455d", kill_on_drop: false }`
[INFO] [stdout] c7063629014ed7e268c6aaa4623dc01e200d08f9e106831ecc5e70178320455d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c6541d335cb68841cd60a482bfb40035654fa33f4e8f99242c13a678c670f1d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4c6541d335cb68841cd60a482bfb40035654fa33f4e8f99242c13a678c670f1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
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[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
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[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
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[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio v0.1.22
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[INFO] [stderr]    Compiling ferrum v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub error: Box<Error + Send>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:59:32
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:49:29
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub type TypeMapInner = UnsafeAny + Send + Sync;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:197:34
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn around(self, handler: Box<Handler>) -> Box<Handler>;
[INFO] [stdout]     |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:197:51
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn around(self, handler: Box<Handler>) -> Box<Handler>;
[INFO] [stdout]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:206:22
[INFO] [stdout]     |
[INFO] [stdout] 206 |     befores: Vec<Box<BeforeMiddleware>>,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:207:21
[INFO] [stdout]     |
[INFO] [stdout] 207 |     afters: Vec<Box<AfterMiddleware>>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:210:25
[INFO] [stdout]     |
[INFO] [stdout] 210 |     handler: Option<Box<Handler>>
[INFO] [stdout]     |                         ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:219:52
[INFO] [stdout]     |
[INFO] [stdout] 219 |             handler: Some(Box::new(handler) as Box<Handler>)
[INFO] [stdout]     |                                                    ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:231:51
[INFO] [stdout]     |
[INFO] [stdout] 231 |         self.befores.push(Box::new(before) as Box<BeforeMiddleware>);
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:232:49
[INFO] [stdout]     |
[INFO] [stdout] 232 |         self.afters.push(Box::new(after) as Box<AfterMiddleware>);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:241:51
[INFO] [stdout]     |
[INFO] [stdout] 241 |         self.befores.push(Box::new(before) as Box<BeforeMiddleware>);
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:250:49
[INFO] [stdout]     |
[INFO] [stdout] 250 |         self.afters.push(Box::new(after) as Box<AfterMiddleware>);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:396:22
[INFO] [stdout]     |
[INFO] [stdout] 396 | impl Handler for Box<Handler> {
[INFO] [stdout]     |                      ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:410:31
[INFO] [stdout]     |
[INFO] [stdout] 410 | impl BeforeMiddleware for Box<BeforeMiddleware> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:440:30
[INFO] [stdout]     |
[INFO] [stdout] 440 | impl AfterMiddleware for Box<AfterMiddleware> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:461:25
[INFO] [stdout]     |
[INFO] [stdout] 461 |     where F: FnOnce(Box<Handler>) -> Box<Handler>
[INFO] [stdout]     |                         ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:461:42
[INFO] [stdout]     |
[INFO] [stdout] 461 |     where F: FnOnce(Box<Handler>) -> Box<Handler>
[INFO] [stdout]     |                                          ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:463:34
[INFO] [stdout]     |
[INFO] [stdout] 463 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stdout]     |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:463:51
[INFO] [stdout]     |
[INFO] [stdout] 463 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stdout]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |         self.error.description()
[INFO] [stdout]    |                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:60:20
[INFO] [stdout]    |
[INFO] [stdout] 60 |         self.error.cause()
[INFO] [stdout]    |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.75s
[INFO] running `Command { std: "docker" "inspect" "4c6541d335cb68841cd60a482bfb40035654fa33f4e8f99242c13a678c670f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6541d335cb68841cd60a482bfb40035654fa33f4e8f99242c13a678c670f1d", kill_on_drop: false }`
[INFO] [stdout] 4c6541d335cb68841cd60a482bfb40035654fa33f4e8f99242c13a678c670f1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c334c97c0fd2614af73ded760b5c5add463397b10c9c9dddc44bcdfc7465e48
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0c334c97c0fd2614af73ded760b5c5add463397b10c9c9dddc44bcdfc7465e48", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub error: Box<Error + Send>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:59:32
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:49:29
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub type TypeMapInner = UnsafeAny + Send + Sync;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:197:34
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn around(self, handler: Box<Handler>) -> Box<Handler>;
[INFO] [stdout]     |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:197:51
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn around(self, handler: Box<Handler>) -> Box<Handler>;
[INFO] [stdout]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:206:22
[INFO] [stdout]     |
[INFO] [stdout] 206 |     befores: Vec<Box<BeforeMiddleware>>,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:207:21
[INFO] [stdout]     |
[INFO] [stdout] 207 |     afters: Vec<Box<AfterMiddleware>>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:210:25
[INFO] [stdout]     |
[INFO] [stdout] 210 |     handler: Option<Box<Handler>>
[INFO] [stdout]     |                         ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:219:52
[INFO] [stdout]     |
[INFO] [stdout] 219 |             handler: Some(Box::new(handler) as Box<Handler>)
[INFO] [stdout]     |                                                    ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:231:51
[INFO] [stdout]     |
[INFO] [stdout] 231 |         self.befores.push(Box::new(before) as Box<BeforeMiddleware>);
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:232:49
[INFO] [stdout]     |
[INFO] [stdout] 232 |         self.afters.push(Box::new(after) as Box<AfterMiddleware>);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:241:51
[INFO] [stdout]     |
[INFO] [stdout] 241 |         self.befores.push(Box::new(before) as Box<BeforeMiddleware>);
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:250:49
[INFO] [stdout]     |
[INFO] [stdout] 250 |         self.afters.push(Box::new(after) as Box<AfterMiddleware>);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:396:22
[INFO] [stdout]     |
[INFO] [stdout] 396 | impl Handler for Box<Handler> {
[INFO] [stdout]     |                      ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:410:31
[INFO] [stdout]     |
[INFO] [stdout] 410 | impl BeforeMiddleware for Box<BeforeMiddleware> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:440:30
[INFO] [stdout]     |
[INFO] [stdout] 440 | impl AfterMiddleware for Box<AfterMiddleware> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:461:25
[INFO] [stdout]     |
[INFO] [stdout] 461 |     where F: FnOnce(Box<Handler>) -> Box<Handler>
[INFO] [stdout]     |                         ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ferrum v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:461:42
[INFO] [stdout]     |
[INFO] [stdout] 461 |     where F: FnOnce(Box<Handler>) -> Box<Handler>
[INFO] [stdout]     |                                          ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:463:34
[INFO] [stdout]     |
[INFO] [stdout] 463 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stdout]     |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:463:51
[INFO] [stdout]     |
[INFO] [stdout] 463 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stdout]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |         self.error.description()
[INFO] [stdout]    |                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:60:20
[INFO] [stdout]    |
[INFO] [stdout] 60 |         self.error.cause()
[INFO] [stdout]    |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/simple_routing.rs:12:33
[INFO] [stdout]    |
[INFO] [stdout] 12 |     routes: HashMap<String, Box<Handler>>
[INFO] [stdout]    |                                 ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/around.rs:47:34
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stdout]    |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/around.rs:47:51
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stdout]    |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/around.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 |         }) as Box<Handler>
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub error: Box<Error + Send>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:59:32
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:49:29
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub type TypeMapInner = UnsafeAny + Send + Sync;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:197:34
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn around(self, handler: Box<Handler>) -> Box<Handler>;
[INFO] [stdout]     |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:197:51
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn around(self, handler: Box<Handler>) -> Box<Handler>;
[INFO] [stdout]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:206:22
[INFO] [stdout]     |
[INFO] [stdout] 206 |     befores: Vec<Box<BeforeMiddleware>>,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:207:21
[INFO] [stdout]     |
[INFO] [stdout] 207 |     afters: Vec<Box<AfterMiddleware>>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:210:25
[INFO] [stdout]     |
[INFO] [stdout] 210 |     handler: Option<Box<Handler>>
[INFO] [stdout]     |                         ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:219:52
[INFO] [stdout]     |
[INFO] [stdout] 219 |             handler: Some(Box::new(handler) as Box<Handler>)
[INFO] [stdout]     |                                                    ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:231:51
[INFO] [stdout]     |
[INFO] [stdout] 231 |         self.befores.push(Box::new(before) as Box<BeforeMiddleware>);
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:232:49
[INFO] [stdout]     |
[INFO] [stdout] 232 |         self.afters.push(Box::new(after) as Box<AfterMiddleware>);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:241:51
[INFO] [stdout]     |
[INFO] [stdout] 241 |         self.befores.push(Box::new(before) as Box<BeforeMiddleware>);
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:250:49
[INFO] [stdout]     |
[INFO] [stdout] 250 |         self.afters.push(Box::new(after) as Box<AfterMiddleware>);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:396:22
[INFO] [stdout]     |
[INFO] [stdout] 396 | impl Handler for Box<Handler> {
[INFO] [stdout]     |                      ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:410:31
[INFO] [stdout]     |
[INFO] [stdout] 410 | impl BeforeMiddleware for Box<BeforeMiddleware> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:440:30
[INFO] [stdout]     |
[INFO] [stdout] 440 | impl AfterMiddleware for Box<AfterMiddleware> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:461:25
[INFO] [stdout]     |
[INFO] [stdout] 461 |     where F: FnOnce(Box<Handler>) -> Box<Handler>
[INFO] [stdout]     |                         ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:461:42
[INFO] [stdout]     |
[INFO] [stdout] 461 |     where F: FnOnce(Box<Handler>) -> Box<Handler>
[INFO] [stdout]     |                                          ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:463:34
[INFO] [stdout]     |
[INFO] [stdout] 463 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stdout]     |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/mod.rs:463:51
[INFO] [stdout]     |
[INFO] [stdout] 463 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stdout]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/test.rs:195:37
[INFO] [stdout]     |
[INFO] [stdout] 195 |         .map(|m| Box::new(m) as Box<BeforeMiddleware>)
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BeforeMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/test.rs:202:37
[INFO] [stdout]     |
[INFO] [stdout] 202 |         .map(|m| Box::new(m) as Box<AfterMiddleware>)
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AfterMiddleware`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/middleware/test.rs:207:48
[INFO] [stdout]     |
[INFO] [stdout] 207 |         handler: Some(Box::new(handler) as Box<Handler>),
[INFO] [stdout]     |                                                ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |         self.error.description()
[INFO] [stdout]    |                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:60:20
[INFO] [stdout]    |
[INFO] [stdout] 60 |         self.error.cause()
[INFO] [stdout]    |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ferrum`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name get_set_headers examples/get_set_headers.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=d3da974f26274abc -C extra-filename=-d3da974f26274abc --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern ferrum=/opt/rustwide/target/debug/deps/libferrum-2a6f4f34e454f174.rlib --extern ferrum_plugin=/opt/rustwide/target/debug/deps/libferrum_plugin-3ed508f6b2ada613.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-400609fe0b38dbbe.rlib --extern futures_cpupool=/opt/rustwide/target/debug/deps/libfutures_cpupool-2cc8aaaeabbb2fb9.rlib --extern hyper=/opt/rustwide/target/debug/deps/libhyper-9b3e381e8a313f18.rlib --extern mime=/opt/rustwide/target/debug/deps/libmime-636582022b0e4181.rlib --extern mime_guess=/opt/rustwide/target/debug/deps/libmime_guess-d9a3eef80101fa43.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-071ff090805dcccc.rlib --extern time=/opt/rustwide/target/debug/deps/libtime-02380505a7add8f5.rlib --extern unsafe_any=/opt/rustwide/target/debug/deps/libunsafe_any-2f0dba6e67a3203c.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-e068dca5d15514a5.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0c334c97c0fd2614af73ded760b5c5add463397b10c9c9dddc44bcdfc7465e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c334c97c0fd2614af73ded760b5c5add463397b10c9c9dddc44bcdfc7465e48", kill_on_drop: false }`
[INFO] [stdout] 0c334c97c0fd2614af73ded760b5c5add463397b10c9c9dddc44bcdfc7465e48
