[INFO] fetching crate json-request 0.2.0...
[INFO] checking json-request-0.2.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate json-request 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate json-request 0.2.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json-request 0.2.0
[INFO] finished tweaking crates.io crate json-request 0.2.0
[INFO] tweaked toml for crates.io crate json-request 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3dbe426dae2dd442c14553667b7fa0bb2f2bb3e4bde9b7f469a48034fb6cf6ec
[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" "3dbe426dae2dd442c14553667b7fa0bb2f2bb3e4bde9b7f469a48034fb6cf6ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dbe426dae2dd442c14553667b7fa0bb2f2bb3e4bde9b7f469a48034fb6cf6ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dbe426dae2dd442c14553667b7fa0bb2f2bb3e4bde9b7f469a48034fb6cf6ec", kill_on_drop: false }`
[INFO] [stdout] 3dbe426dae2dd442c14553667b7fa0bb2f2bb3e4bde9b7f469a48034fb6cf6ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcf2ed5826bfc4924a25f27f9110b1983ee62cf0adb7199d62824b4e97d649da
[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" "dcf2ed5826bfc4924a25f27f9110b1983ee62cf0adb7199d62824b4e97d649da", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking persistent v0.4.0
[INFO] [stderr]     Checking router v0.6.0
[INFO] [stderr]     Checking bodyparser v0.8.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]     Checking pin-project v1.0.1
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking json-request v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `hyper::method`
[INFO] [stdout]   --> src/lib.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use hyper::method::Method;
[INFO] [stdout]    |                ^^^^^^ could not find `method` in `hyper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `hyper::status`
[INFO] [stdout]   --> src/lib.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | use hyper::status::StatusClass;
[INFO] [stdout]    |            ^^^^^^ could not find `status` in `hyper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `hyper::method`
[INFO] [stdout]   --> src/lib.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use hyper::method::Method;
[INFO] [stdout]    |                ^^^^^^ could not find `method` in `hyper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `hyper::status`
[INFO] [stdout]   --> src/lib.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | use hyper::status::StatusClass;
[INFO] [stdout]    |            ^^^^^^ could not find `status` in `hyper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Connection` in `header`
[INFO] [stdout]    --> src/lib.rs:154:49
[INFO] [stdout]     |
[INFO] [stdout] 154 | ...                   .header(header::Connection::close())
[INFO] [stdout]     |                                       ^^^^^^^^^^ not found in `header`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 11  | use hyper::client::conn::Connection;
[INFO] [stdout]     |
[INFO] [stdout] 11  | use hyper::client::connect::Connection;
[INFO] [stdout]     |
[INFO] [stdout] 11  | use hyper::server::conn::Connection;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Connection` in `header`
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 | ...                   .header(header::Connection::close());
[INFO] [stdout]     |                                       ^^^^^^^^^^ not found in `header`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 11  | use hyper::client::conn::Connection;
[INFO] [stdout]     |
[INFO] [stdout] 11  | use hyper::client::connect::Connection;
[INFO] [stdout]     |
[INFO] [stdout] 11  | use hyper::server::conn::Connection;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:152:27
[INFO] [stdout]     |
[INFO] [stdout] 152 |             let payload = try!(json::encode(&inner));
[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:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |             try!(builder.send())
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:163:13
[INFO] [stdout]     |
[INFO] [stdout] 163 |             try!(builder.send())
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |             try!(res.read_to_string(&mut body));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:170:18
[INFO] [stdout]     |
[INFO] [stdout] 170 |             Some(try!(json::decode::<D>(&body[..])))
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:62:32
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Connection` in `header`
[INFO] [stdout]    --> src/lib.rs:154:49
[INFO] [stdout]     |
[INFO] [stdout] 154 | ...                   .header(header::Connection::close())
[INFO] [stdout]     |                                       ^^^^^^^^^^ not found in `header`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 11  | use hyper::client::conn::Connection;
[INFO] [stdout]     |
[INFO] [stdout] 11  | use hyper::client::connect::Connection;
[INFO] [stdout]     |
[INFO] [stdout] 11  | use hyper::server::conn::Connection;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Connection` in `header`
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 | ...                   .header(header::Connection::close());
[INFO] [stdout]     |                                       ^^^^^^^^^^ not found in `header`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 11  | use hyper::client::conn::Connection;
[INFO] [stdout]     |
[INFO] [stdout] 11  | use hyper::client::connect::Connection;
[INFO] [stdout]     |
[INFO] [stdout] 11  | use hyper::server::conn::Connection;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:152:27
[INFO] [stdout]     |
[INFO] [stdout] 152 |             let payload = try!(json::encode(&inner));
[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:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |             try!(builder.send())
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:163:13
[INFO] [stdout]     |
[INFO] [stdout] 163 |             try!(builder.send())
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |             try!(res.read_to_string(&mut body));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:170:18
[INFO] [stdout]     |
[INFO] [stdout] 170 |             Some(try!(json::decode::<D>(&body[..])))
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:62:32
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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/lib.rs:73:47
[INFO] [stdout]    |
[INFO] [stdout] 73 |             Error::HttpClient(ref err) => err.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[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/lib.rs:74:48
[INFO] [stdout]    |
[INFO] [stdout] 74 |             Error::JsonDecoder(ref err) => err.description(),
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[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/lib.rs:75:48
[INFO] [stdout]    |
[INFO] [stdout] 75 |             Error::JsonEncoder(ref err) => err.description(),
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[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/lib.rs:76:44
[INFO] [stdout]    |
[INFO] [stdout] 76 |             Error::IoError(ref err) => err.description(),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[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/lib.rs:83:26
[INFO] [stdout]    |
[INFO] [stdout] 83 |         f.write_str(self.description())
[INFO] [stdout]    |                          ^^^^^^^^^^^
[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/lib.rs:73:47
[INFO] [stdout]    |
[INFO] [stdout] 73 |             Error::HttpClient(ref err) => err.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[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/lib.rs:74:48
[INFO] [stdout]    |
[INFO] [stdout] 74 |             Error::JsonDecoder(ref err) => err.description(),
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[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/lib.rs:75:48
[INFO] [stdout]    |
[INFO] [stdout] 75 |             Error::JsonEncoder(ref err) => err.description(),
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[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/lib.rs:76:44
[INFO] [stdout]    |
[INFO] [stdout] 76 |             Error::IoError(ref err) => err.description(),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[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/lib.rs:83:26
[INFO] [stdout]    |
[INFO] [stdout] 83 |         f.write_str(self.description())
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/lib.rs:153:34
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let builder = client.request(method, url)
[INFO] [stdout]     |                                  ^^^^^^^ ------  --- supplied 2 arguments
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  expected 1 argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/lib.rs:153:34
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let builder = client.request(method, url)
[INFO] [stdout]     |                                  ^^^^^^^ ------  --- supplied 2 arguments
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  expected 1 argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `header` found for struct `hyper::client::ResponseFuture` in the current scope
[INFO] [stdout]    --> src/lib.rs:154:34
[INFO] [stdout]     |
[INFO] [stdout] 154 | ...                   .header(header::Connection::close())
[INFO] [stdout]     |                        ^^^^^^ method not found in `hyper::client::ResponseFuture`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/lib.rs:160:34
[INFO] [stdout]     |
[INFO] [stdout] 160 |             let builder = client.request(method, url)
[INFO] [stdout]     |                                  ^^^^^^^ ------  --- supplied 2 arguments
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  expected 1 argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `header` found for struct `hyper::client::ResponseFuture` in the current scope
[INFO] [stdout]    --> src/lib.rs:154:34
[INFO] [stdout]     |
[INFO] [stdout] 154 | ...                   .header(header::Connection::close())
[INFO] [stdout]     |                        ^^^^^^ method not found in `hyper::client::ResponseFuture`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/lib.rs:160:34
[INFO] [stdout]     |
[INFO] [stdout] 160 |             let builder = client.request(method, url)
[INFO] [stdout]     |                                  ^^^^^^^ ------  --- supplied 2 arguments
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  expected 1 argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `header` found for struct `hyper::client::ResponseFuture` in the current scope
[INFO] [stdout]    --> src/lib.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 | ...                   .header(header::Connection::close());
[INFO] [stdout]     |                        ^^^^^^ method not found in `hyper::client::ResponseFuture`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `header` found for struct `hyper::client::ResponseFuture` in the current scope
[INFO] [stdout]    --> src/lib.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 | ...                   .header(header::Connection::close());
[INFO] [stdout]     |                        ^^^^^^ method not found in `hyper::client::ResponseFuture`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]   --> src/lib.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::io::{Read, self};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]   --> src/lib.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::io::{Read, self};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors; 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `json-request`
[INFO] [stdout] error: aborting due to 8 previous errors; 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "dcf2ed5826bfc4924a25f27f9110b1983ee62cf0adb7199d62824b4e97d649da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcf2ed5826bfc4924a25f27f9110b1983ee62cf0adb7199d62824b4e97d649da", kill_on_drop: false }`
[INFO] [stdout] dcf2ed5826bfc4924a25f27f9110b1983ee62cf0adb7199d62824b4e97d649da