[INFO] fetching crate haxonite 0.1.0...
[INFO] checking haxonite-0.1.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate haxonite 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate haxonite 0.1.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate haxonite 0.1.0
[INFO] finished tweaking crates.io crate haxonite 0.1.0
[INFO] tweaked toml for crates.io crate haxonite 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0551d25989daba021c8d8578b0fac79f0a60de175d145a1d1d78aa26f0106d58
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "0551d25989daba021c8d8578b0fac79f0a60de175d145a1d1d78aa26f0106d58"`
[INFO] [stderr]     Checking sequence_trie v0.0.13
[INFO] [stderr]     Checking route-recognizer v0.1.13
[INFO] [stderr]     Checking conduit-mime-types v0.7.3
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]     Checking simplelog v0.4.4
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]     Checking random_choice v0.3.2
[INFO] [stderr]     Checking rustache v0.0.4
[INFO] [stderr]     Checking hyper v0.9.18
[INFO] [stderr]     Checking iron v0.4.0
[INFO] [stderr]     Checking mount v0.2.1
[INFO] [stderr]     Checking router v0.4.0
[INFO] [stderr]     Checking logger v0.2.0
[INFO] [stderr]     Checking staticfile v0.3.1
[INFO] [stderr]     Checking haxonite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     try!(fs::create_dir_all(Path::new(project_name).join("responses")));
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     try!(fs::create_dir_all(Path::new(project_name).join("assets")));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:36:27
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut config_toml = try!(File::create(Path::new(project_name).join("config.toml")));
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     try!(config_toml.write_all(config_toml_content(generate_full_project)));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:39:29
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut haxonite_json = try!(File::create(Path::new(project_name).join("responses").join("haxonite.json")));
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     try!(haxonite_json.write_all(LIMONITE_JSON.as_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     try!(try!(File::create(Path::new(project_name).join("assets").join("haxonite.png"))).write_all(LIMONITE_LOGO));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:41:10
[INFO] [stderr]    |
[INFO] [stderr] 41 |     try!(try!(File::create(Path::new(project_name).join("assets").join("haxonite.png"))).write_all(LIMONITE_LOGO));
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         try!(try!(File::create(Path::new(project_name).join("responses").join("resources.json"))).write_all(RESOURCES_JSON.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:44:14
[INFO] [stderr]    |
[INFO] [stderr] 44 |         try!(try!(File::create(Path::new(project_name).join("responses").join("resources.json"))).write_all(RESOURCES_JSON.as_bytes()));
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |         try!(try!(File::create(Path::new(project_name).join("responses").join("resource.json"))).write_all(RESOURCE_JSON.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:45:14
[INFO] [stderr]    |
[INFO] [stderr] 45 |         try!(try!(File::create(Path::new(project_name).join("responses").join("resource.json"))).write_all(RESOURCE_JSON.as_bytes()));
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |         try!(try!(File::create(Path::new(project_name).join("responses").join("error.404.json"))).write_all(ERROR_404_JSON.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:46:14
[INFO] [stderr]    |
[INFO] [stderr] 46 |         try!(try!(File::create(Path::new(project_name).join("responses").join("error.404.json"))).write_all(ERROR_404_JSON.as_bytes()));
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         try!(try!(File::create(Path::new(project_name).join("responses").join("error.500.json"))).write_all(ERROR_500_JSON.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:47:14
[INFO] [stderr]    |
[INFO] [stderr] 47 |         try!(try!(File::create(Path::new(project_name).join("responses").join("error.500.json"))).write_all(ERROR_500_JSON.as_bytes()));
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:66:13
[INFO] [stderr]    |
[INFO] [stderr] 66 |             try!(utils::create_new_project(project_name, generate_full_project));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:72:26
[INFO] [stderr]    |
[INFO] [stderr] 72 |     let config_content = try!(config::read_config(config_file));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:91:13
[INFO] [stderr]    |
[INFO] [stderr] 91 |             try!(process_config_requests(&requests, &mut mount, &mut router));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |         try!(define_route(request_name.clone(),
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:142:35
[INFO] [stderr]     |
[INFO] [stderr] 142 |             let response_config = try!(response_configs.first()
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:144:22
[INFO] [stderr]     |
[INFO] [stderr] 144 |             Box::new(try!(get_single_response_handler(request_name.clone(), response_config.clone())))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:151:37
[INFO] [stderr]     |
[INFO] [stderr] 151 | ...                   try!(get_single_response_handler(request_name.clone(), response_config.clone())));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:158:37
[INFO] [stderr]     |
[INFO] [stderr] 158 |                 handler.add_handler(try!(get_single_response_handler(request_name.clone(), response_config.clone())));
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:165:37
[INFO] [stderr]     |
[INFO] [stderr] 165 |                 handler.add_handler(try!(get_single_response_handler(request_name.clone(), response_config.clone())));
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:170:35
[INFO] [stderr]     |
[INFO] [stderr] 170 |             let response_config = try!(response_configs.first()
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:37:32
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn cause(&self) -> Option<&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/main.rs:140:22
[INFO] [stderr]     |
[INFO] [stderr] 140 |     let handler: Box<Handler> = match type_.as_ref() {
[INFO] [stderr]     |                      ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     try!(fs::create_dir_all(Path::new(project_name).join("responses")));
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     try!(fs::create_dir_all(Path::new(project_name).join("assets")));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:36:27
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut config_toml = try!(File::create(Path::new(project_name).join("config.toml")));
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     try!(config_toml.write_all(config_toml_content(generate_full_project)));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:39:29
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut haxonite_json = try!(File::create(Path::new(project_name).join("responses").join("haxonite.json")));
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     try!(haxonite_json.write_all(LIMONITE_JSON.as_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     try!(try!(File::create(Path::new(project_name).join("assets").join("haxonite.png"))).write_all(LIMONITE_LOGO));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:41:10
[INFO] [stderr]    |
[INFO] [stderr] 41 |     try!(try!(File::create(Path::new(project_name).join("assets").join("haxonite.png"))).write_all(LIMONITE_LOGO));
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         try!(try!(File::create(Path::new(project_name).join("responses").join("resources.json"))).write_all(RESOURCES_JSON.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:44:14
[INFO] [stderr]    |
[INFO] [stderr] 44 |         try!(try!(File::create(Path::new(project_name).join("responses").join("resources.json"))).write_all(RESOURCES_JSON.as_bytes()));
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |         try!(try!(File::create(Path::new(project_name).join("responses").join("resource.json"))).write_all(RESOURCE_JSON.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:45:14
[INFO] [stderr]    |
[INFO] [stderr] 45 |         try!(try!(File::create(Path::new(project_name).join("responses").join("resource.json"))).write_all(RESOURCE_JSON.as_bytes()));
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |         try!(try!(File::create(Path::new(project_name).join("responses").join("error.404.json"))).write_all(ERROR_404_JSON.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:46:14
[INFO] [stderr]    |
[INFO] [stderr] 46 |         try!(try!(File::create(Path::new(project_name).join("responses").join("error.404.json"))).write_all(ERROR_404_JSON.as_bytes()));
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         try!(try!(File::create(Path::new(project_name).join("responses").join("error.500.json"))).write_all(ERROR_500_JSON.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils.rs:47:14
[INFO] [stderr]    |
[INFO] [stderr] 47 |         try!(try!(File::create(Path::new(project_name).join("responses").join("error.500.json"))).write_all(ERROR_500_JSON.as_bytes()));
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:66:13
[INFO] [stderr]    |
[INFO] [stderr] 66 |             try!(utils::create_new_project(project_name, generate_full_project));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:72:26
[INFO] [stderr]    |
[INFO] [stderr] 72 |     let config_content = try!(config::read_config(config_file));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:91:13
[INFO] [stderr]    |
[INFO] [stderr] 91 |             try!(process_config_requests(&requests, &mut mount, &mut router));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |         try!(define_route(request_name.clone(),
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:142:35
[INFO] [stderr]     |
[INFO] [stderr] 142 |             let response_config = try!(response_configs.first()
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:144:22
[INFO] [stderr]     |
[INFO] [stderr] 144 |             Box::new(try!(get_single_response_handler(request_name.clone(), response_config.clone())))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:151:37
[INFO] [stderr]     |
[INFO] [stderr] 151 | ...                   try!(get_single_response_handler(request_name.clone(), response_config.clone())));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:158:37
[INFO] [stderr]     |
[INFO] [stderr] 158 |                 handler.add_handler(try!(get_single_response_handler(request_name.clone(), response_config.clone())));
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:165:37
[INFO] [stderr]     |
[INFO] [stderr] 165 |                 handler.add_handler(try!(get_single_response_handler(request_name.clone(), response_config.clone())));
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:170:35
[INFO] [stderr]     |
[INFO] [stderr] 170 |             let response_config = try!(response_configs.first()
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:37:32
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/main.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[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/main.rs:140:22
[INFO] [stderr]     |
[INFO] [stderr] 140 |     let handler: Box<Handler> = match type_.as_ref() {
[INFO] [stderr]     |                      ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/main.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/main.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/main.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.06s
[INFO] running `"docker" "inspect" "0551d25989daba021c8d8578b0fac79f0a60de175d145a1d1d78aa26f0106d58"`
[INFO] running `"docker" "rm" "-f" "0551d25989daba021c8d8578b0fac79f0a60de175d145a1d1d78aa26f0106d58"`
[INFO] [stdout] 0551d25989daba021c8d8578b0fac79f0a60de175d145a1d1d78aa26f0106d58