[INFO] fetching crate conduit-json-parser 0.8.0...
[INFO] checking conduit-json-parser-0.8.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate conduit-json-parser 0.8.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate conduit-json-parser 0.8.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conduit-json-parser 0.8.0
[INFO] finished tweaking crates.io crate conduit-json-parser 0.8.0
[INFO] tweaked toml for crates.io crate conduit-json-parser 0.8.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded conduit-test v0.8.1
[INFO] [stderr]   Downloaded semver-parser v0.6.2
[INFO] [stderr]   Downloaded conduit v0.8.1
[INFO] [stderr]   Downloaded semver v0.5.1
[INFO] [stderr]   Downloaded conduit-middleware v0.8.1
[INFO] [stderr]   Downloaded conduit-utils v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18957ff162bf1d859c0a033d40bd239ace737ff8f43a89e70c236eccaf371186
[INFO] running `Command { std: "docker" "start" "-a" "18957ff162bf1d859c0a033d40bd239ace737ff8f43a89e70c236eccaf371186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18957ff162bf1d859c0a033d40bd239ace737ff8f43a89e70c236eccaf371186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18957ff162bf1d859c0a033d40bd239ace737ff8f43a89e70c236eccaf371186", kill_on_drop: false }`
[INFO] [stdout] 18957ff162bf1d859c0a033d40bd239ace737ff8f43a89e70c236eccaf371186
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc31d00d2a2fcdccb53f749508bff135a694d281a7f8d190f76765cd6ade79db
[INFO] running `Command { std: "docker" "start" "-a" "cc31d00d2a2fcdccb53f749508bff135a694d281a7f8d190f76765cd6ade79db", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking semver-parser v0.6.2
[INFO] [stderr]     Checking semver v0.5.1
[INFO] [stderr]     Checking conduit v0.8.1
[INFO] [stderr]     Checking conduit-utils v0.8.0
[INFO] [stderr]     Checking conduit-middleware v0.8.1
[INFO] [stderr]     Checking conduit-test v0.8.1
[INFO] [stderr]     Checking conduit-json-parser v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:31:23
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let json: T = try!(decode::<T>(req.body()));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let j = try!(Json::from_reader(reader).map_err(|e| Box::new(e) as Box<Error+Send>));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:38
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut Read) -> Result<T, Box<Error+Send>> {
[INFO] [stdout]    |                                      ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut dyn Read) -> Result<T, Box<Error+Send>> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:61
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut Read) -> Result<T, Box<Error+Send>> {
[INFO] [stdout]    |                                                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut Read) -> Result<T, Box<dyn Error+Send>> {
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:45:53
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn json_params<'a, T: Decodable + Any>(req: &'a Request) -> Option<&'a T> {
[INFO] [stdout]    |                                                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn json_params<'a, T: Decodable + Any>(req: &'a dyn Request) -> Option<&'a T> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:32
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut Request) -> Result<(), Box<Error+Send>> {
[INFO] [stdout]    |                                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut dyn Request) -> Result<(), Box<Error+Send>> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:59
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut Request) -> Result<(), Box<Error+Send>> {
[INFO] [stdout]    |                                                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut Request) -> Result<(), Box<dyn Error+Send>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:31:23
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let json: T = try!(decode::<T>(req.body()));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:24
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let j = try!(Json::from_reader(reader).map_err(|e| Box::new(e) as Box<Error+Send>));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:62:25
[INFO] [stdout]    |
[INFO] [stdout] 62 |     #[derive(PartialEq, RustcDecodable, RustcEncodable, Debug)]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:62:41
[INFO] [stdout]    |
[INFO] [stdout] 62 |     #[derive(PartialEq, RustcDecodable, RustcEncodable, Debug)]
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:40:75
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let j = try!(Json::from_reader(reader).map_err(|e| Box::new(e) as Box<Error+Send>));
[INFO] [stdout]    |                                                                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let j = try!(Json::from_reader(reader).map_err(|e| Box::new(e) as Box<dyn Error+Send>));
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:38
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut Read) -> Result<T, Box<Error+Send>> {
[INFO] [stdout]    |                                      ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[deny(bare_trait_objects)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut dyn Read) -> Result<T, Box<Error+Send>> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:61
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut Read) -> Result<T, Box<Error+Send>> {
[INFO] [stdout]    |                                                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut Read) -> Result<T, Box<dyn Error+Send>> {
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:45:53
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn json_params<'a, T: Decodable + Any>(req: &'a Request) -> Option<&'a T> {
[INFO] [stdout]    |                                                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn json_params<'a, T: Decodable + Any>(req: &'a dyn Request) -> Option<&'a T> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:32
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut Request) -> Result<(), Box<Error+Send>> {
[INFO] [stdout]    |                                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut dyn Request) -> Result<(), Box<Error+Send>> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:59
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut Request) -> Result<(), Box<Error+Send>> {
[INFO] [stdout]    |                                                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut Request) -> Result<(), Box<dyn Error+Send>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:42:68
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Decodable::decode(&mut decoder).map_err(|e| Box::new(e) as Box<Error+Send>)
[INFO] [stdout]    |                                                                    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Decodable::decode(&mut decoder).map_err(|e| Box::new(e) as Box<dyn Error+Send>)
[INFO] [stdout]    |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn handler(req: &mut Request) -> io::Result<Response> {
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn handler(req: &mut dyn Request) -> io::Result<Response> {
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:40:75
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let j = try!(Json::from_reader(reader).map_err(|e| Box::new(e) as Box<Error+Send>));
[INFO] [stdout]    |                                                                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let j = try!(Json::from_reader(reader).map_err(|e| Box::new(e) as Box<dyn Error+Send>));
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:42:68
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Decodable::decode(&mut decoder).map_err(|e| Box::new(e) as Box<Error+Send>)
[INFO] [stdout]    |                                                                    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Decodable::decode(&mut decoder).map_err(|e| Box::new(e) as Box<dyn Error+Send>)
[INFO] [stdout]    |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:88:46
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let person = super::decode::<Person>(&mut *res.body).ok().expect("No JSON response");
[INFO] [stdout]    |                      ----------------------- ^^^^^^^^^^^^^^ expected trait `std::io::Read`, found trait `WriteBody + Send`
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut dyn std::io::Read`
[INFO] [stdout]               found mutable reference `&mut (dyn WriteBody + Send + 'static)`
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/lib.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut Read) -> Result<T, Box<Error+Send>> {
[INFO] [stdout]    |    ^^^^^^               -----------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `conduit-json-parser` (lib test) due to 14 previous errors
[INFO] running `Command { std: "docker" "inspect" "cc31d00d2a2fcdccb53f749508bff135a694d281a7f8d190f76765cd6ade79db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc31d00d2a2fcdccb53f749508bff135a694d281a7f8d190f76765cd6ade79db", kill_on_drop: false }`
[INFO] [stdout] cc31d00d2a2fcdccb53f749508bff135a694d281a7f8d190f76765cd6ade79db
[INFO] checking conduit-json-parser-0.8.0 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate conduit-json-parser 0.8.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate conduit-json-parser 0.8.0 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conduit-json-parser 0.8.0
[INFO] finished tweaking crates.io crate conduit-json-parser 0.8.0
[INFO] tweaked toml for crates.io crate conduit-json-parser 0.8.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11d14353213912d5f2567de7c748d43db3b4f4ff2aa42104b79cd50532b1f58c
[INFO] running `Command { std: "docker" "start" "-a" "11d14353213912d5f2567de7c748d43db3b4f4ff2aa42104b79cd50532b1f58c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11d14353213912d5f2567de7c748d43db3b4f4ff2aa42104b79cd50532b1f58c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11d14353213912d5f2567de7c748d43db3b4f4ff2aa42104b79cd50532b1f58c", kill_on_drop: false }`
[INFO] [stdout] 11d14353213912d5f2567de7c748d43db3b4f4ff2aa42104b79cd50532b1f58c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9286c66a7ea447fec390ab01654161aaaa9cac3d09021c6bc928685ac58e65c
[INFO] running `Command { std: "docker" "start" "-a" "a9286c66a7ea447fec390ab01654161aaaa9cac3d09021c6bc928685ac58e65c", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking semver-parser v0.6.2
[INFO] [stderr]     Checking semver v0.5.1
[INFO] [stderr]     Checking conduit v0.8.1
[INFO] [stderr]     Checking conduit-utils v0.8.0
[INFO] [stderr]     Checking conduit-middleware v0.8.1
[INFO] [stderr]     Checking conduit-test v0.8.1
[INFO] [stderr]     Checking conduit-json-parser v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:31:23
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let json: T = try!(decode::<T>(req.body()));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let j = try!(Json::from_reader(reader).map_err(|e| Box::new(e) as Box<Error+Send>));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:38
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut Read) -> Result<T, Box<Error+Send>> {
[INFO] [stdout]    |                                      ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut dyn Read) -> Result<T, Box<Error+Send>> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:61
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut Read) -> Result<T, Box<Error+Send>> {
[INFO] [stdout]    |                                                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut Read) -> Result<T, Box<dyn Error+Send>> {
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:45:53
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn json_params<'a, T: Decodable + Any>(req: &'a Request) -> Option<&'a T> {
[INFO] [stdout]    |                                                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn json_params<'a, T: Decodable + Any>(req: &'a dyn Request) -> Option<&'a T> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:32
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut Request) -> Result<(), Box<Error+Send>> {
[INFO] [stdout]    |                                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut dyn Request) -> Result<(), Box<Error+Send>> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:59
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut Request) -> Result<(), Box<Error+Send>> {
[INFO] [stdout]    |                                                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut Request) -> Result<(), Box<dyn Error+Send>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:31:23
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let json: T = try!(decode::<T>(req.body()));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:24
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let j = try!(Json::from_reader(reader).map_err(|e| Box::new(e) as Box<Error+Send>));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:62:25
[INFO] [stdout]    |
[INFO] [stdout] 62 |     #[derive(PartialEq, RustcDecodable, RustcEncodable, Debug)]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:62:41
[INFO] [stdout]    |
[INFO] [stdout] 62 |     #[derive(PartialEq, RustcDecodable, RustcEncodable, Debug)]
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:38
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut Read) -> Result<T, Box<Error+Send>> {
[INFO] [stdout]    |                                      ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[deny(bare_trait_objects)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut dyn Read) -> Result<T, Box<Error+Send>> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:61
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut Read) -> Result<T, Box<Error+Send>> {
[INFO] [stdout]    |                                                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut Read) -> Result<T, Box<dyn Error+Send>> {
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:45:53
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn json_params<'a, T: Decodable + Any>(req: &'a Request) -> Option<&'a T> {
[INFO] [stdout]    |                                                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn json_params<'a, T: Decodable + Any>(req: &'a dyn Request) -> Option<&'a T> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:32
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut Request) -> Result<(), Box<Error+Send>> {
[INFO] [stdout]    |                                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut dyn Request) -> Result<(), Box<Error+Send>> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:59
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut Request) -> Result<(), Box<Error+Send>> {
[INFO] [stdout]    |                                                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn before(&self, req: &mut Request) -> Result<(), Box<dyn Error+Send>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:40:75
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let j = try!(Json::from_reader(reader).map_err(|e| Box::new(e) as Box<Error+Send>));
[INFO] [stdout]    |                                                                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let j = try!(Json::from_reader(reader).map_err(|e| Box::new(e) as Box<dyn Error+Send>));
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:42:68
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Decodable::decode(&mut decoder).map_err(|e| Box::new(e) as Box<Error+Send>)
[INFO] [stdout]    |                                                                    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Decodable::decode(&mut decoder).map_err(|e| Box::new(e) as Box<dyn Error+Send>)
[INFO] [stdout]    |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn handler(req: &mut Request) -> io::Result<Response> {
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn handler(req: &mut dyn Request) -> io::Result<Response> {
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:40:75
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let j = try!(Json::from_reader(reader).map_err(|e| Box::new(e) as Box<Error+Send>));
[INFO] [stdout]    |                                                                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let j = try!(Json::from_reader(reader).map_err(|e| Box::new(e) as Box<dyn Error+Send>));
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:42:68
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Decodable::decode(&mut decoder).map_err(|e| Box::new(e) as Box<Error+Send>)
[INFO] [stdout]    |                                                                    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Decodable::decode(&mut decoder).map_err(|e| Box::new(e) as Box<dyn Error+Send>)
[INFO] [stdout]    |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:88:46
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let person = super::decode::<Person>(&mut *res.body).ok().expect("No JSON response");
[INFO] [stdout]    |                      ----------------------- ^^^^^^^^^^^^^^ expected trait `std::io::Read`, found trait `WriteBody + Send`
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut dyn std::io::Read`
[INFO] [stdout]               found mutable reference `&mut (dyn WriteBody + Send + 'static)`
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/lib.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn decode<T: Decodable>(reader: &mut Read) -> Result<T, Box<Error+Send>> {
[INFO] [stdout]    |    ^^^^^^               -----------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `conduit-json-parser` (lib test) due to 14 previous errors
[INFO] running `Command { std: "docker" "inspect" "a9286c66a7ea447fec390ab01654161aaaa9cac3d09021c6bc928685ac58e65c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9286c66a7ea447fec390ab01654161aaaa9cac3d09021c6bc928685ac58e65c", kill_on_drop: false }`
[INFO] [stdout] a9286c66a7ea447fec390ab01654161aaaa9cac3d09021c6bc928685ac58e65c
