[INFO] fetching crate params 0.8.0...
[INFO] checking params-0.8.0 against master#6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd for pr-153721
[INFO] extracting crate params 0.8.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate params 0.8.0
[INFO] finished tweaking crates.io crate params 0.8.0
[INFO] tweaked toml for crates.io crate params 0.8.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate params 0.8.0 on toolchain 6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 87 packages to latest compatible versions
[INFO] [stderr]       Adding multipart v0.13.6 (available: v0.18.0)
[INFO] [stderr]       Adding num v0.1.43 (available: v0.4.3)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `params` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plugin v0.2.6
[INFO] [stderr]   Downloaded typemap v0.3.3
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] [stderr]   Downloaded bodyparser v0.8.0
[INFO] [stderr]   Downloaded persistent v0.4.0
[INFO] [stderr]   Downloaded iron v0.6.1
[INFO] [stderr]   Downloaded num v0.1.43
[INFO] [stderr]   Downloaded typeable v0.1.2
[INFO] [stderr]   Downloaded num-bigint v0.1.45
[INFO] [stderr]   Downloaded urlencoded v0.6.0
[INFO] [stderr]   Downloaded multipart v0.13.6
[INFO] [stderr]   Downloaded safemem v0.2.0
[INFO] [stderr]   Downloaded memchr v1.0.2
[INFO] [stderr]   Downloaded traitobject v0.1.1
[INFO] [stderr]   Downloaded mime_guess v1.8.8
[INFO] [stderr]   Downloaded num-complex v0.1.44
[INFO] [stderr]   Downloaded buf_redux v0.6.3
[INFO] [stderr]   Downloaded modifier v0.1.0
[INFO] [stderr]   Downloaded hyper v0.10.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1a62a9651757a3084d8ec553249be7f297b9aeaa7b1bf1fb3f3cd8ace337de32
[INFO] running `Command { std: "docker" "start" "1a62a9651757a3084d8ec553249be7f297b9aeaa7b1bf1fb3f3cd8ace337de32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1a62a9651757a3084d8ec553249be7f297b9aeaa7b1bf1fb3f3cd8ace337de32" "/opt/rustwide/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a62a9651757a3084d8ec553249be7f297b9aeaa7b1bf1fb3f3cd8ace337de32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1a62a9651757a3084d8ec553249be7f297b9aeaa7b1bf1fb3f3cd8ace337de32" "/opt/rustwide/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `params` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling version_check v0.1.5
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[INFO] [stderr]    Compiling num-bigint v0.1.45
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[INFO] [stderr]    Compiling serde_json v1.0.150
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[INFO] [stderr]    Compiling num-complex v0.1.44
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[INFO] [stderr]     Checking rand v0.3.23
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[INFO] [stderr]     Checking multipart v0.13.6
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[INFO] [stderr]     Checking params v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let (key, remainder) = try!(eat_index(path));
[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:96:21
[INFO] [stdout]    |
[INFO] [stdout] 96 |                     try!(map.assign(remainder, value));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:83:41
[INFO] [stdout]    |
[INFO] [stdout] 83 |                     let (next_key, _) = try!(eat_index(remainder));
[INFO] [stdout]    |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:90:29
[INFO] [stdout]    |
[INFO] [stdout] 90 |                         if !try!(map.contains_key(next_key)) {
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:110:41
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     let (next_key, _) = try!(eat_index(remainder));
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:252:9
[INFO] [stdout]     |
[INFO] [stdout] 252 |         try!(collection.assign(remainder, value));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:237:33
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let (base, remainder) = try!(eat_base(path));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:243:24
[INFO] [stdout]     |
[INFO] [stdout] 243 |         let (key, _) = try!(eat_index(remainder));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:362:17
[INFO] [stdout]     |
[INFO] [stdout] 362 |     let close = try!(path.find(']').ok_or(InvalidPath));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:466:9
[INFO] [stdout]     |
[INFO] [stdout] 466 |         try!(try_parse_url_encoded::<urlencoded::UrlEncodedQuery>(req, &mut map));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:461:23
[INFO] [stdout]     |
[INFO] [stdout] 461 |         let mut map = try!(try_parse_json_into_map(req));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:463:28
[INFO] [stdout]     |
[INFO] [stdout] 463 |         if let Some(dir) = try!(try_parse_multipart(req, &mut map)) {
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:468:13
[INFO] [stdout]     |
[INFO] [stdout] 468 |             try!(try_parse_url_encoded::<urlencoded::UrlEncodedBody>(req, &mut map));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:487:12
[INFO] [stdout]     |
[INFO] [stdout] 487 |     match *try!(req.get_ref::<bodyparser::Json>()) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:500:15
[INFO] [stdout]     |
[INFO] [stdout] 500 |         match try!(self.to_value()) {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:516:33
[INFO] [stdout]     |
[INFO] [stdout] 516 |                 Ok(Value::Array(try!(result)))
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:521:48
[INFO] [stdout]     |
[INFO] [stdout] 521 |                     result.insert(key.clone(), try!(json.to_value()));
[INFO] [stdout]     |                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:568:29
[INFO] [stdout]     |
[INFO] [stdout] 568 |     while let Some(field) = try!(multipart.read_entry()) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:571:17
[INFO] [stdout]     |
[INFO] [stdout] 571 |                 try!(map.assign(&field.name, Value::String(text.into())));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:579:17
[INFO] [stdout]     |
[INFO] [stdout] 579 |                 try!(map.assign(&field.name, Value::File(File {
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:575:37
[INFO] [stdout]     |
[INFO] [stdout] 575 |                     temp_dir = Some(try!(TempDir::new("multipart")));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:578:34
[INFO] [stdout]     |
[INFO] [stdout] 578 |                 let saved_file = try!(file.save().with_dir(save_dir).into_result_strict());
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:621:13
[INFO] [stdout]     |
[INFO] [stdout] 621 |             try!(map.assign(&path, Value::String(value)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:417:32
[INFO] [stdout]     |
[INFO] [stdout] 417 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 417 |     fn cause(&self) -> Option<&dyn StdError> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `iron::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:400:14
[INFO] [stdout]     |
[INFO] [stdout] 400 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `iron::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:407:39
[INFO] [stdout]     |
[INFO] [stdout] 407 |             BodyError(ref err) => err.description(),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `iron::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:408:46
[INFO] [stdout]     |
[INFO] [stdout] 408 |             UrlDecodingError(ref err) => err.description(),
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `iron::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:409:37
[INFO] [stdout]     |
[INFO] [stdout] 409 |             IoError(ref err) => err.description(),
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let (key, remainder) = try!(eat_index(path));
[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:96:21
[INFO] [stdout]    |
[INFO] [stdout] 96 |                     try!(map.assign(remainder, value));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:83:41
[INFO] [stdout]    |
[INFO] [stdout] 83 |                     let (next_key, _) = try!(eat_index(remainder));
[INFO] [stdout]    |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:90:29
[INFO] [stdout]    |
[INFO] [stdout] 90 |                         if !try!(map.contains_key(next_key)) {
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:110:41
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     let (next_key, _) = try!(eat_index(remainder));
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:252:9
[INFO] [stdout]     |
[INFO] [stdout] 252 |         try!(collection.assign(remainder, value));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:237:33
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let (base, remainder) = try!(eat_base(path));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:243:24
[INFO] [stdout]     |
[INFO] [stdout] 243 |         let (key, _) = try!(eat_index(remainder));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:362:17
[INFO] [stdout]     |
[INFO] [stdout] 362 |     let close = try!(path.find(']').ok_or(InvalidPath));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:466:9
[INFO] [stdout]     |
[INFO] [stdout] 466 |         try!(try_parse_url_encoded::<urlencoded::UrlEncodedQuery>(req, &mut map));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:461:23
[INFO] [stdout]     |
[INFO] [stdout] 461 |         let mut map = try!(try_parse_json_into_map(req));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:463:28
[INFO] [stdout]     |
[INFO] [stdout] 463 |         if let Some(dir) = try!(try_parse_multipart(req, &mut map)) {
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:468:13
[INFO] [stdout]     |
[INFO] [stdout] 468 |             try!(try_parse_url_encoded::<urlencoded::UrlEncodedBody>(req, &mut map));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:487:12
[INFO] [stdout]     |
[INFO] [stdout] 487 |     match *try!(req.get_ref::<bodyparser::Json>()) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:500:15
[INFO] [stdout]     |
[INFO] [stdout] 500 |         match try!(self.to_value()) {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:516:33
[INFO] [stdout]     |
[INFO] [stdout] 516 |                 Ok(Value::Array(try!(result)))
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:521:48
[INFO] [stdout]     |
[INFO] [stdout] 521 |                     result.insert(key.clone(), try!(json.to_value()));
[INFO] [stdout]     |                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:568:29
[INFO] [stdout]     |
[INFO] [stdout] 568 |     while let Some(field) = try!(multipart.read_entry()) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:571:17
[INFO] [stdout]     |
[INFO] [stdout] 571 |                 try!(map.assign(&field.name, Value::String(text.into())));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:579:17
[INFO] [stdout]     |
[INFO] [stdout] 579 |                 try!(map.assign(&field.name, Value::File(File {
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:575:37
[INFO] [stdout]     |
[INFO] [stdout] 575 |                     temp_dir = Some(try!(TempDir::new("multipart")));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:578:34
[INFO] [stdout]     |
[INFO] [stdout] 578 |                 let saved_file = try!(file.save().with_dir(save_dir).into_result_strict());
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:621:13
[INFO] [stdout]     |
[INFO] [stdout] 621 |             try!(map.assign(&path, Value::String(value)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:417:32
[INFO] [stdout]     |
[INFO] [stdout] 417 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 417 |     fn cause(&self) -> Option<&dyn StdError> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `iron::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:400:14
[INFO] [stdout]     |
[INFO] [stdout] 400 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `iron::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:407:39
[INFO] [stdout]     |
[INFO] [stdout] 407 |             BodyError(ref err) => err.description(),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `iron::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:408:46
[INFO] [stdout]     |
[INFO] [stdout] 408 |             UrlDecodingError(ref err) => err.description(),
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `iron::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:409:37
[INFO] [stdout]     |
[INFO] [stdout] 409 |             IoError(ref err) => err.description(),
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.98s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: typemap v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "1a62a9651757a3084d8ec553249be7f297b9aeaa7b1bf1fb3f3cd8ace337de32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a62a9651757a3084d8ec553249be7f297b9aeaa7b1bf1fb3f3cd8ace337de32", kill_on_drop: false }`
[INFO] [stdout] 1a62a9651757a3084d8ec553249be7f297b9aeaa7b1bf1fb3f3cd8ace337de32
