[INFO] cloning repository https://github.com/mfh/mahardhika
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mfh/mahardhika" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfh%2Fmahardhika", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfh%2Fmahardhika'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb9378d671b72685b6d9d7259082af5a941dfe23
[INFO] testing mfh/mahardhika against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfh%2Fmahardhika" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mfh/mahardhika on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mfh/mahardhika
[INFO] finished tweaking git repo https://github.com/mfh/mahardhika
[INFO] tweaked toml for git repo https://github.com/mfh/mahardhika written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/mfh/mahardhika already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bfcb9501db176144eccd29b6ef19dc3f9f5be26cba50e47751229c5492c4b94
[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" "3bfcb9501db176144eccd29b6ef19dc3f9f5be26cba50e47751229c5492c4b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bfcb9501db176144eccd29b6ef19dc3f9f5be26cba50e47751229c5492c4b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bfcb9501db176144eccd29b6ef19dc3f9f5be26cba50e47751229c5492c4b94", kill_on_drop: false }`
[INFO] [stdout] 3bfcb9501db176144eccd29b6ef19dc3f9f5be26cba50e47751229c5492c4b94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 31e61f247206605057be45ab54af47cbcc9ade0e2474a4e4f95856a1494730cf
[INFO] running `Command { std: "docker" "start" "-a" "31e61f247206605057be45ab54af47cbcc9ade0e2474a4e4f95856a1494730cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling threadpool v0.1.4
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling uuid v0.1.18
[INFO] [stderr]    Compiling url v0.2.38
[INFO] [stderr]    Compiling mahardhika v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:49:24
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let metadata = try!(fs::metadata(&resource));
[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/handler.rs:55:21
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut f = try!(File::open(&resource));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |             try!(io::copy(&mut f, res));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |             try!(res.flush());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |             try!(res.write("404 - Not Found".as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |             try!(res.flush());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |             try!(res.write(format!("{} - {}", status, description).as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |             try!(res.flush());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |             try!(res.write("<html><body><ul>".as_bytes()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:146:32
[INFO] [stdout]     |
[INFO] [stdout] 146 |                 let metadata = try!(fs::metadata(Path::new(&resource).join(&name)));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 try!(res.write(format!("<li><a href=\"{0}\">{1}</a></li>", path, name).as_bytes()));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |             try!(res.write("</ul></body></html>".as_bytes()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |             try!(res.flush());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:50:26
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let bytes_read = try!(buf_reader.read_line(&mut request_line));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         try!(self.handler.on_message_begin());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 try!(self.handler.on_method(method));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 try!(self.handler.on_url(&url));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:75:25
[INFO] [stdout]    |
[INFO] [stdout] 75 |                         try!(self.handler.on_query(&query));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 try!(self.handler.on_http_version(version));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parser.rs:110:21
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     try!(self.handler.on_header(field, values));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let stream = try!(stream.try_clone());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         try!(self.stream.write(status_line.as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         try!(self.stream.write(format!("{}", self.headers.to_string()).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         try!(self.stream.write(b"\r\n"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |         try!(self.stream.get_mut().shutdown(Shutdown::Both));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:46:72
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn parse<R: Read>(&mut self, stream: &mut R) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/request.rs:81:46
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn body<'a>(&'a mut self) -> &'a mut Read {
[INFO] [stdout]    |                                              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/response.rs:20:68
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn from_stream(stream: &TcpStream) -> Result<Response, Box<Error>> {
[INFO] [stdout]    |                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/server.rs:109:38
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn start(&self, handler: Box<Handler + Send + Sync>) {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/headers.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut vec = self.data.entry(name.trim().to_owned()).or_insert(Vec::<String>::new());
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/headers.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut vec = self.data.entry(name.to_owned()).or_insert(Vec::<String>::new());
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/query.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let mut query_vec = data.entry(key.to_owned()).or_insert(Vec::new());
[INFO] [stdout]    |                     ----^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let handler: Box<Handler + Send + Sync>;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/main.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let path = env::home_dir().unwrap();
[INFO] [stdout]    |                ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.95s
[INFO] running `Command { std: "docker" "inspect" "31e61f247206605057be45ab54af47cbcc9ade0e2474a4e4f95856a1494730cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31e61f247206605057be45ab54af47cbcc9ade0e2474a4e4f95856a1494730cf", kill_on_drop: false }`
[INFO] [stdout] 31e61f247206605057be45ab54af47cbcc9ade0e2474a4e4f95856a1494730cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b921dd7c230715c6d9aace3dbac9db5840f5f82d36380f4056e2d3fe58eeb44
[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" "7b921dd7c230715c6d9aace3dbac9db5840f5f82d36380f4056e2d3fe58eeb44", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:49:24
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let metadata = try!(fs::metadata(&resource));
[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/handler.rs:55:21
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut f = try!(File::open(&resource));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |             try!(io::copy(&mut f, res));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |             try!(res.flush());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |             try!(res.write("404 - Not Found".as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |             try!(res.flush());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |             try!(res.write(format!("{} - {}", status, description).as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |             try!(res.flush());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |             try!(res.write("<html><body><ul>".as_bytes()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:146:32
[INFO] [stdout]     |
[INFO] [stdout] 146 |                 let metadata = try!(fs::metadata(Path::new(&resource).join(&name)));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 try!(res.write(format!("<li><a href=\"{0}\">{1}</a></li>", path, name).as_bytes()));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |             try!(res.write("</ul></body></html>".as_bytes()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |             try!(res.flush());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:50:26
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let bytes_read = try!(buf_reader.read_line(&mut request_line));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         try!(self.handler.on_message_begin());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 try!(self.handler.on_method(method));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 try!(self.handler.on_url(&url));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:75:25
[INFO] [stdout]    |
[INFO] [stdout] 75 |                         try!(self.handler.on_query(&query));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 try!(self.handler.on_http_version(version));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parser.rs:110:21
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     try!(self.handler.on_header(field, values));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let stream = try!(stream.try_clone());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         try!(self.stream.write(status_line.as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         try!(self.stream.write(format!("{}", self.headers.to_string()).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         try!(self.stream.write(b"\r\n"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mahardhika v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |         try!(self.stream.get_mut().shutdown(Shutdown::Both));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:46:72
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn parse<R: Read>(&mut self, stream: &mut R) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/request.rs:81:46
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn body<'a>(&'a mut self) -> &'a mut Read {
[INFO] [stdout]    |                                              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/response.rs:20:68
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn from_stream(stream: &TcpStream) -> Result<Response, Box<Error>> {
[INFO] [stdout]    |                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/server.rs:109:38
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn start(&self, handler: Box<Handler + Send + Sync>) {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/headers.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut vec = self.data.entry(name.trim().to_owned()).or_insert(Vec::<String>::new());
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/headers.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut vec = self.data.entry(name.to_owned()).or_insert(Vec::<String>::new());
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/query.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let mut query_vec = data.entry(key.to_owned()).or_insert(Vec::new());
[INFO] [stdout]    |                     ----^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:49:24
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let metadata = try!(fs::metadata(&resource));
[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/handler.rs:55:21
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut f = try!(File::open(&resource));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |             try!(io::copy(&mut f, res));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |             try!(res.flush());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |             try!(res.write("404 - Not Found".as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |             try!(res.flush());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |             try!(res.write(format!("{} - {}", status, description).as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/handler.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |             try!(res.flush());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |             try!(res.write("<html><body><ul>".as_bytes()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:146:32
[INFO] [stdout]     |
[INFO] [stdout] 146 |                 let metadata = try!(fs::metadata(Path::new(&resource).join(&name)));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 try!(res.write(format!("<li><a href=\"{0}\">{1}</a></li>", path, name).as_bytes()));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |             try!(res.write("</ul></body></html>".as_bytes()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/handler.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |             try!(res.flush());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:50:26
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let bytes_read = try!(buf_reader.read_line(&mut request_line));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         try!(self.handler.on_message_begin());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 try!(self.handler.on_method(method));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 try!(self.handler.on_url(&url));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:75:25
[INFO] [stdout]    |
[INFO] [stdout] 75 |                         try!(self.handler.on_query(&query));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 try!(self.handler.on_http_version(version));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parser.rs:110:21
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     try!(self.handler.on_header(field, values));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let stream = try!(stream.try_clone());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         try!(self.stream.write(status_line.as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         try!(self.stream.write(format!("{}", self.headers.to_string()).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         try!(self.stream.write(b"\r\n"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |         try!(self.stream.get_mut().shutdown(Shutdown::Both));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:46:72
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn parse<R: Read>(&mut self, stream: &mut R) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/request.rs:81:46
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn body<'a>(&'a mut self) -> &'a mut Read {
[INFO] [stdout]    |                                              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/response.rs:20:68
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn from_stream(stream: &TcpStream) -> Result<Response, Box<Error>> {
[INFO] [stdout]    |                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/server.rs:109:38
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn start(&self, handler: Box<Handler + Send + Sync>) {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/headers.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut vec = self.data.entry(name.trim().to_owned()).or_insert(Vec::<String>::new());
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/headers.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut vec = self.data.entry(name.to_owned()).or_insert(Vec::<String>::new());
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/query.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let mut query_vec = data.entry(key.to_owned()).or_insert(Vec::new());
[INFO] [stdout]    |                     ----^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "7b921dd7c230715c6d9aace3dbac9db5840f5f82d36380f4056e2d3fe58eeb44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b921dd7c230715c6d9aace3dbac9db5840f5f82d36380f4056e2d3fe58eeb44", kill_on_drop: false }`
[INFO] [stdout] 7b921dd7c230715c6d9aace3dbac9db5840f5f82d36380f4056e2d3fe58eeb44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 783fa787a6f8f7a574b6a5c0194beff01b89221a83455f4639a3850898b3ba8e
[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" "783fa787a6f8f7a574b6a5c0194beff01b89221a83455f4639a3850898b3ba8e", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:49:24
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let metadata = try!(fs::metadata(&resource));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:55:21
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut f = try!(File::open(&resource));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |             try!(io::copy(&mut f, res));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |             try!(res.flush());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |             try!(res.write("404 - Not Found".as_bytes()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |             try!(res.flush());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:80:13
[INFO] [stderr]    |
[INFO] [stderr] 80 |             try!(res.write(format!("{} - {}", status, description).as_bytes()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |             try!(res.flush());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/handler.rs:141:13
[INFO] [stderr]     |
[INFO] [stderr] 141 |             try!(res.write("<html><body><ul>".as_bytes()));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/handler.rs:146:32
[INFO] [stderr]     |
[INFO] [stderr] 146 |                 let metadata = try!(fs::metadata(Path::new(&resource).join(&name)));
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/handler.rs:159:17
[INFO] [stderr]     |
[INFO] [stderr] 159 |                 try!(res.write(format!("<li><a href=\"{0}\">{1}</a></li>", path, name).as_bytes()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/handler.rs:161:13
[INFO] [stderr]     |
[INFO] [stderr] 161 |             try!(res.write("</ul></body></html>".as_bytes()));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/handler.rs:162:13
[INFO] [stderr]     |
[INFO] [stderr] 162 |             try!(res.flush());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:50:26
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let bytes_read = try!(buf_reader.read_line(&mut request_line));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |         try!(self.handler.on_message_begin());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:65:17
[INFO] [stderr]    |
[INFO] [stderr] 65 |                 try!(self.handler.on_method(method));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:70:17
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 try!(self.handler.on_url(&url));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:75:25
[INFO] [stderr]    |
[INFO] [stderr] 75 |                         try!(self.handler.on_query(&query));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:81:17
[INFO] [stderr]    |
[INFO] [stderr] 81 |                 try!(self.handler.on_http_version(version));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:110:21
[INFO] [stderr]     |
[INFO] [stderr] 110 |                     try!(self.handler.on_header(field, values));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/response.rs:21:22
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let stream = try!(stream.try_clone());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/response.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |         try!(self.stream.write(status_line.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/response.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         try!(self.stream.write(format!("{}", self.headers.to_string()).as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/response.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |         try!(self.stream.write(b"\r\n"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/response.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |         try!(self.stream.get_mut().shutdown(Shutdown::Both));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parser.rs:46:72
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn parse<R: Read>(&mut self, stream: &mut R) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/request.rs:81:46
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn body<'a>(&'a mut self) -> &'a mut Read {
[INFO] [stderr]    |                                              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/response.rs:20:68
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn from_stream(stream: &TcpStream) -> Result<Response, Box<Error>> {
[INFO] [stderr]    |                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:109:38
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn start(&self, handler: Box<Handler + Send + Sync>) {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/headers.rs:27:17
[INFO] [stderr]    |
[INFO] [stderr] 27 |             let mut vec = self.data.entry(name.trim().to_owned()).or_insert(Vec::<String>::new());
[INFO] [stderr]    |                 ----^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/headers.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let mut vec = self.data.entry(name.to_owned()).or_insert(Vec::<String>::new());
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/query.rs:29:21
[INFO] [stderr]    |
[INFO] [stderr] 29 |                 let mut query_vec = data.entry(key.to_owned()).or_insert(Vec::new());
[INFO] [stderr]    |                     ----^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 32 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:49:24
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let metadata = try!(fs::metadata(&resource));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:55:21
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut f = try!(File::open(&resource));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |             try!(io::copy(&mut f, res));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |             try!(res.flush());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |             try!(res.write("404 - Not Found".as_bytes()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |             try!(res.flush());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:80:13
[INFO] [stderr]    |
[INFO] [stderr] 80 |             try!(res.write(format!("{} - {}", status, description).as_bytes()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/handler.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |             try!(res.flush());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/handler.rs:141:13
[INFO] [stderr]     |
[INFO] [stderr] 141 |             try!(res.write("<html><body><ul>".as_bytes()));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/handler.rs:146:32
[INFO] [stderr]     |
[INFO] [stderr] 146 |                 let metadata = try!(fs::metadata(Path::new(&resource).join(&name)));
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/handler.rs:159:17
[INFO] [stderr]     |
[INFO] [stderr] 159 |                 try!(res.write(format!("<li><a href=\"{0}\">{1}</a></li>", path, name).as_bytes()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/handler.rs:161:13
[INFO] [stderr]     |
[INFO] [stderr] 161 |             try!(res.write("</ul></body></html>".as_bytes()));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/handler.rs:162:13
[INFO] [stderr]     |
[INFO] [stderr] 162 |             try!(res.flush());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:50:26
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let bytes_read = try!(buf_reader.read_line(&mut request_line));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |         try!(self.handler.on_message_begin());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:65:17
[INFO] [stderr]    |
[INFO] [stderr] 65 |                 try!(self.handler.on_method(method));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:70:17
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 try!(self.handler.on_url(&url));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:75:25
[INFO] [stderr]    |
[INFO] [stderr] 75 |                         try!(self.handler.on_query(&query));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:81:17
[INFO] [stderr]    |
[INFO] [stderr] 81 |                 try!(self.handler.on_http_version(version));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:110:21
[INFO] [stderr]     |
[INFO] [stderr] 110 |                     try!(self.handler.on_header(field, values));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/response.rs:21:22
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let stream = try!(stream.try_clone());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/response.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |         try!(self.stream.write(status_line.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/response.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         try!(self.stream.write(format!("{}", self.headers.to_string()).as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/response.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |         try!(self.stream.write(b"\r\n"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/response.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |         try!(self.stream.get_mut().shutdown(Shutdown::Both));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parser.rs:46:72
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn parse<R: Read>(&mut self, stream: &mut R) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/request.rs:81:46
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn body<'a>(&'a mut self) -> &'a mut Read {
[INFO] [stderr]    |                                              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/response.rs:20:68
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn from_stream(stream: &TcpStream) -> Result<Response, Box<Error>> {
[INFO] [stderr]    |                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:109:38
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn start(&self, handler: Box<Handler + Send + Sync>) {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/headers.rs:27:17
[INFO] [stderr]    |
[INFO] [stderr] 27 |             let mut vec = self.data.entry(name.trim().to_owned()).or_insert(Vec::<String>::new());
[INFO] [stderr]    |                 ----^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/headers.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let mut vec = self.data.entry(name.to_owned()).or_insert(Vec::<String>::new());
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/query.rs:29:21
[INFO] [stderr]    |
[INFO] [stderr] 29 |                 let mut query_vec = data.entry(key.to_owned()).or_insert(Vec::new());
[INFO] [stderr]    |                     ----^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 32 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mahardhika-5749fca6c2675097
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests mahardhika
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/server.rs - server::HttpServer (line 75) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "783fa787a6f8f7a574b6a5c0194beff01b89221a83455f4639a3850898b3ba8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "783fa787a6f8f7a574b6a5c0194beff01b89221a83455f4639a3850898b3ba8e", kill_on_drop: false }`
[INFO] [stdout] 783fa787a6f8f7a574b6a5c0194beff01b89221a83455f4639a3850898b3ba8e