[INFO] fetching crate rs-router 0.1.1...
[INFO] building rs-router-0.1.1 against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] extracting crate rs-router 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rs-router 0.1.1 on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rs-router 0.1.1
[INFO] finished tweaking crates.io crate rs-router 0.1.1
[INFO] tweaked toml for crates.io crate rs-router 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[INFO] [stderr]       Adding hyper v0.10.16 (available: v1.6.0)
[INFO] [stderr]       Adding lazy_static v0.2.11 (available: v1.5.0)
[INFO] [stderr]       Adding log v0.3.9 (available: v0.4.27)
[INFO] [stderr]       Adding quick-error v1.2.3 (available: v2.0.1)
[INFO] [stderr]       Adding regex v0.2.11 (available: v1.11.1)
[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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bd9c71d41734ad40045fce8886b32fd0a91fb9df7864d36409d36f4b7f8e703
[INFO] running `Command { std: "docker" "start" "-a" "0bd9c71d41734ad40045fce8886b32fd0a91fb9df7864d36409d36f4b7f8e703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bd9c71d41734ad40045fce8886b32fd0a91fb9df7864d36409d36f4b7f8e703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd9c71d41734ad40045fce8886b32fd0a91fb9df7864d36409d36f4b7f8e703", kill_on_drop: false }`
[INFO] [stdout] 0bd9c71d41734ad40045fce8886b32fd0a91fb9df7864d36409d36f4b7f8e703
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0426880c3ee4b6f3ee8f5c7fab444fca674d2b729d49c884a0e7b0585d69f4ab
[INFO] running `Command { std: "docker" "start" "-a" "0426880c3ee4b6f3ee8f5c7fab444fca674d2b729d49c884a0e7b0585d69f4ab", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling ucd-util v0.1.10
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling traitobject v0.1.1
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling rs-router v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:213:37
[INFO] [stdout]     |
[INFO] [stdout] 213 |     fn handle<'a, 'b, 'c>(&'a self, Request<'a, 'b, 'c>) -> Response;
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Request<'a, 'b, 'c>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 |             Other(err: Box<::std::error::Error + Send + Sync>) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 16 |             Other(err: Box<dyn (::std::error::Error + Send + Sync)>) {
[INFO] [stdout]    |                            +++++                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:172:26
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub body: Option<Box<WriteBody>>
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub body: Option<Box<dyn WriteBody>>
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:251:50
[INFO] [stdout]     |
[INFO] [stdout] 251 |                   $prefix_handlers: Option<Vec<Box<InnerHandler>>>,
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 356 | / impls!{
[INFO] [stdout] 357 | |     [get_regex_set, get_regexes, get_priorities, get_handlers, get_strs, Method::Get, add_get, add_get_with_priority],
[INFO] [stdout] 358 | |     [post_regex_set, post_regexes, post_priorities, post_handlers, post_strs, Method::Post, add_post, add_post_with_priority],
[INFO] [stdout] 359 | |     [put_regex_set, put_regexes, put_priorities, put_handlers, put_strs, Method::Put, add_put, add_put_with_priority],
[INFO] [stdout] ...   |
[INFO] [stdout] 362 | |     [head_regex_set, head_regexes, head_priorities, head_handlers, head_strs, Method::Head, add_head, add_head_with_priority]
[INFO] [stdout] 363 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:253:28
[INFO] [stdout]     |
[INFO] [stdout] 253 |               not_found: Box<InnerHandler>
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 356 | / impls!{
[INFO] [stdout] 357 | |     [get_regex_set, get_regexes, get_priorities, get_handlers, get_strs, Method::Get, add_get, add_get_with_priority],
[INFO] [stdout] 358 | |     [post_regex_set, post_regexes, post_priorities, post_handlers, post_strs, Method::Post, add_post, add_post_with_priority],
[INFO] [stdout] 359 | |     [put_regex_set, put_regexes, put_priorities, put_handlers, put_strs, Method::Put, add_put, add_put_with_priority],
[INFO] [stdout] ...   |
[INFO] [stdout] 362 | |     [head_regex_set, head_regexes, head_priorities, head_handlers, head_strs, Method::Head, add_head, add_head_with_priority]
[INFO] [stdout] 363 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:289:50
[INFO] [stdout]     |
[INFO] [stdout] 289 |                   $prefix_handlers: Option<Vec<Box<InnerHandler>>>,
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 356 | / impls!{
[INFO] [stdout] 357 | |     [get_regex_set, get_regexes, get_priorities, get_handlers, get_strs, Method::Get, add_get, add_get_with_priority],
[INFO] [stdout] 358 | |     [post_regex_set, post_regexes, post_priorities, post_handlers, post_strs, Method::Post, add_post, add_post_with_priority],
[INFO] [stdout] 359 | |     [put_regex_set, put_regexes, put_priorities, put_handlers, put_strs, Method::Put, add_put, add_put_with_priority],
[INFO] [stdout] ...   |
[INFO] [stdout] 362 | |     [head_regex_set, head_regexes, head_priorities, head_handlers, head_strs, Method::Head, add_head, add_head_with_priority]
[INFO] [stdout] 363 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:291:35
[INFO] [stdout]     |
[INFO] [stdout] 291 |               not_found: Option<Box<InnerHandler>>
[INFO] [stdout]     |                                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 356 | / impls!{
[INFO] [stdout] 357 | |     [get_regex_set, get_regexes, get_priorities, get_handlers, get_strs, Method::Get, add_get, add_get_with_priority],
[INFO] [stdout] 358 | |     [post_regex_set, post_regexes, post_priorities, post_handlers, post_strs, Method::Post, add_post, add_post_with_priority],
[INFO] [stdout] 359 | |     [put_regex_set, put_regexes, put_priorities, put_handlers, put_strs, Method::Put, add_put, add_put_with_priority],
[INFO] [stdout] ...   |
[INFO] [stdout] 362 | |     [head_regex_set, head_regexes, head_priorities, head_handlers, head_strs, Method::Head, add_head, add_head_with_priority]
[INFO] [stdout] 363 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:136:40
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()>;
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()>;
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:146:40
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:158:40
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:140:40
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:152:40
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:164:40
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:187:71
[INFO] [stdout]     |
[INFO] [stdout] 187 |         fn write_body(mut res: HyperResponse<Fresh>, body: Option<Box<WriteBody>>) 
[INFO] [stdout]     |                                                                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 187 |         fn write_body(mut res: HyperResponse<Fresh>, body: Option<Box<dyn WriteBody>>) 
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:128:21
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn captures(&self) -> Option<Captures> {
[INFO] [stdout]     |                     ^^^^^            -------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn captures(&self) -> Option<Captures<'_>> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.25s
[INFO] running `Command { std: "docker" "inspect" "0426880c3ee4b6f3ee8f5c7fab444fca674d2b729d49c884a0e7b0585d69f4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0426880c3ee4b6f3ee8f5c7fab444fca674d2b729d49c884a0e7b0585d69f4ab", kill_on_drop: false }`
[INFO] [stdout] 0426880c3ee4b6f3ee8f5c7fab444fca674d2b729d49c884a0e7b0585d69f4ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc72d8abbfe3296cc3ed743d2f0675704ccf1056723bd28872c21430f6a43a6a
[INFO] running `Command { std: "docker" "start" "-a" "bc72d8abbfe3296cc3ed743d2f0675704ccf1056723bd28872c21430f6a43a6a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:213:37
[INFO] [stdout]     |
[INFO] [stdout] 213 |     fn handle<'a, 'b, 'c>(&'a self, Request<'a, 'b, 'c>) -> Response;
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Request<'a, 'b, 'c>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 |             Other(err: Box<::std::error::Error + Send + Sync>) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 16 |             Other(err: Box<dyn (::std::error::Error + Send + Sync)>) {
[INFO] [stdout]    |                            +++++                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:172:26
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub body: Option<Box<WriteBody>>
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub body: Option<Box<dyn WriteBody>>
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:251:50
[INFO] [stdout]     |
[INFO] [stdout] 251 |                   $prefix_handlers: Option<Vec<Box<InnerHandler>>>,
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 356 | / impls!{
[INFO] [stdout] 357 | |     [get_regex_set, get_regexes, get_priorities, get_handlers, get_strs, Method::Get, add_get, add_get_with_priority],
[INFO] [stdout] 358 | |     [post_regex_set, post_regexes, post_priorities, post_handlers, post_strs, Method::Post, add_post, add_post_with_priority],
[INFO] [stdout] 359 | |     [put_regex_set, put_regexes, put_priorities, put_handlers, put_strs, Method::Put, add_put, add_put_with_priority],
[INFO] [stdout] ...   |
[INFO] [stdout] 362 | |     [head_regex_set, head_regexes, head_priorities, head_handlers, head_strs, Method::Head, add_head, add_head_with_priority]
[INFO] [stdout] 363 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:253:28
[INFO] [stdout]     |
[INFO] [stdout] 253 |               not_found: Box<InnerHandler>
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 356 | / impls!{
[INFO] [stdout] 357 | |     [get_regex_set, get_regexes, get_priorities, get_handlers, get_strs, Method::Get, add_get, add_get_with_priority],
[INFO] [stdout] 358 | |     [post_regex_set, post_regexes, post_priorities, post_handlers, post_strs, Method::Post, add_post, add_post_with_priority],
[INFO] [stdout] 359 | |     [put_regex_set, put_regexes, put_priorities, put_handlers, put_strs, Method::Put, add_put, add_put_with_priority],
[INFO] [stdout] ...   |
[INFO] [stdout] 362 | |     [head_regex_set, head_regexes, head_priorities, head_handlers, head_strs, Method::Head, add_head, add_head_with_priority]
[INFO] [stdout] 363 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:289:50
[INFO] [stdout]     |
[INFO] [stdout] 289 |                   $prefix_handlers: Option<Vec<Box<InnerHandler>>>,
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 356 | / impls!{
[INFO] [stdout] 357 | |     [get_regex_set, get_regexes, get_priorities, get_handlers, get_strs, Method::Get, add_get, add_get_with_priority],
[INFO] [stdout] 358 | |     [post_regex_set, post_regexes, post_priorities, post_handlers, post_strs, Method::Post, add_post, add_post_with_priority],
[INFO] [stdout] 359 | |     [put_regex_set, put_regexes, put_priorities, put_handlers, put_strs, Method::Put, add_put, add_put_with_priority],
[INFO] [stdout] ...   |
[INFO] [stdout] 362 | |     [head_regex_set, head_regexes, head_priorities, head_handlers, head_strs, Method::Head, add_head, add_head_with_priority]
[INFO] [stdout] 363 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:291:35
[INFO] [stdout]     |
[INFO] [stdout] 291 |               not_found: Option<Box<InnerHandler>>
[INFO] [stdout]     |                                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 356 | / impls!{
[INFO] [stdout] 357 | |     [get_regex_set, get_regexes, get_priorities, get_handlers, get_strs, Method::Get, add_get, add_get_with_priority],
[INFO] [stdout] 358 | |     [post_regex_set, post_regexes, post_priorities, post_handlers, post_strs, Method::Post, add_post, add_post_with_priority],
[INFO] [stdout] 359 | |     [put_regex_set, put_regexes, put_priorities, put_handlers, put_strs, Method::Put, add_put, add_put_with_priority],
[INFO] [stdout] ...   |
[INFO] [stdout] 362 | |     [head_regex_set, head_regexes, head_priorities, head_handlers, head_strs, Method::Head, add_head, add_head_with_priority]
[INFO] [stdout] 363 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:136:40
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()>;
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()>;
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:146:40
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:158:40
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:140:40
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:152:40
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:164:40
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:187:71
[INFO] [stdout]     |
[INFO] [stdout] 187 |         fn write_body(mut res: HyperResponse<Fresh>, body: Option<Box<WriteBody>>) 
[INFO] [stdout]     |                                                                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 187 |         fn write_body(mut res: HyperResponse<Fresh>, body: Option<Box<dyn WriteBody>>) 
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:128:21
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn captures(&self) -> Option<Captures> {
[INFO] [stdout]     |                     ^^^^^            -------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn captures(&self) -> Option<Captures<'_>> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rs-router v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/simple.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:213:37
[INFO] [stdout]     |
[INFO] [stdout] 213 |     fn handle<'a, 'b, 'c>(&'a self, Request<'a, 'b, 'c>) -> Response;
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Request<'a, 'b, 'c>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 |             Other(err: Box<::std::error::Error + Send + Sync>) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 16 |             Other(err: Box<dyn (::std::error::Error + Send + Sync)>) {
[INFO] [stdout]    |                            +++++                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:172:26
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub body: Option<Box<WriteBody>>
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub body: Option<Box<dyn WriteBody>>
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> examples/simple.rs:50:18
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn maybe_handler(req: Request) -> Result<Response, Error> {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:251:50
[INFO] [stdout]     |
[INFO] [stdout] 251 |                   $prefix_handlers: Option<Vec<Box<InnerHandler>>>,
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 356 | / impls!{
[INFO] [stdout] 357 | |     [get_regex_set, get_regexes, get_priorities, get_handlers, get_strs, Method::Get, add_get, add_get_with_priority],
[INFO] [stdout] 358 | |     [post_regex_set, post_regexes, post_priorities, post_handlers, post_strs, Method::Post, add_post, add_post_with_priority],
[INFO] [stdout] 359 | |     [put_regex_set, put_regexes, put_priorities, put_handlers, put_strs, Method::Put, add_put, add_put_with_priority],
[INFO] [stdout] ...   |
[INFO] [stdout] 362 | |     [head_regex_set, head_regexes, head_priorities, head_handlers, head_strs, Method::Head, add_head, add_head_with_priority]
[INFO] [stdout] 363 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:253:28
[INFO] [stdout]     |
[INFO] [stdout] 253 |               not_found: Box<InnerHandler>
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 356 | / impls!{
[INFO] [stdout] 357 | |     [get_regex_set, get_regexes, get_priorities, get_handlers, get_strs, Method::Get, add_get, add_get_with_priority],
[INFO] [stdout] 358 | |     [post_regex_set, post_regexes, post_priorities, post_handlers, post_strs, Method::Post, add_post, add_post_with_priority],
[INFO] [stdout] 359 | |     [put_regex_set, put_regexes, put_priorities, put_handlers, put_strs, Method::Put, add_put, add_put_with_priority],
[INFO] [stdout] ...   |
[INFO] [stdout] 362 | |     [head_regex_set, head_regexes, head_priorities, head_handlers, head_strs, Method::Head, add_head, add_head_with_priority]
[INFO] [stdout] 363 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:289:50
[INFO] [stdout]     |
[INFO] [stdout] 289 |                   $prefix_handlers: Option<Vec<Box<InnerHandler>>>,
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 356 | / impls!{
[INFO] [stdout] 357 | |     [get_regex_set, get_regexes, get_priorities, get_handlers, get_strs, Method::Get, add_get, add_get_with_priority],
[INFO] [stdout] 358 | |     [post_regex_set, post_regexes, post_priorities, post_handlers, post_strs, Method::Post, add_post, add_post_with_priority],
[INFO] [stdout] 359 | |     [put_regex_set, put_regexes, put_priorities, put_handlers, put_strs, Method::Put, add_put, add_put_with_priority],
[INFO] [stdout] ...   |
[INFO] [stdout] 362 | |     [head_regex_set, head_regexes, head_priorities, head_handlers, head_strs, Method::Head, add_head, add_head_with_priority]
[INFO] [stdout] 363 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:291:35
[INFO] [stdout]     |
[INFO] [stdout] 291 |               not_found: Option<Box<InnerHandler>>
[INFO] [stdout]     |                                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 356 | / impls!{
[INFO] [stdout] 357 | |     [get_regex_set, get_regexes, get_priorities, get_handlers, get_strs, Method::Get, add_get, add_get_with_priority],
[INFO] [stdout] 358 | |     [post_regex_set, post_regexes, post_priorities, post_handlers, post_strs, Method::Post, add_post, add_post_with_priority],
[INFO] [stdout] 359 | |     [put_regex_set, put_regexes, put_priorities, put_handlers, put_strs, Method::Put, add_put, add_put_with_priority],
[INFO] [stdout] ...   |
[INFO] [stdout] 362 | |     [head_regex_set, head_regexes, head_priorities, head_handlers, head_strs, Method::Head, add_head, add_head_with_priority]
[INFO] [stdout] 363 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:136:40
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()>;
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()>;
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:146:40
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:158:40
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:140:40
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:152:40
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:164:40
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn write_body(&mut self, res: &mut Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn write_body(&mut self, res: &mut dyn Write) -> ::std::io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:187:71
[INFO] [stdout]     |
[INFO] [stdout] 187 |         fn write_body(mut res: HyperResponse<Fresh>, body: Option<Box<WriteBody>>) 
[INFO] [stdout]     |                                                                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 187 |         fn write_body(mut res: HyperResponse<Fresh>, body: Option<Box<dyn WriteBody>>) 
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:128:21
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn captures(&self) -> Option<Captures> {
[INFO] [stdout]     |                     ^^^^^            -------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn captures(&self) -> Option<Captures<'_>> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "bc72d8abbfe3296cc3ed743d2f0675704ccf1056723bd28872c21430f6a43a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc72d8abbfe3296cc3ed743d2f0675704ccf1056723bd28872c21430f6a43a6a", kill_on_drop: false }`
[INFO] [stdout] bc72d8abbfe3296cc3ed743d2f0675704ccf1056723bd28872c21430f6a43a6a