[INFO] fetching crate tower-request-modifier 0.1.0...
[INFO] testing tower-request-modifier-0.1.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate tower-request-modifier 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate tower-request-modifier 0.1.0
[INFO] finished tweaking crates.io crate tower-request-modifier 0.1.0
[INFO] tweaked toml for crates.io crate tower-request-modifier 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tower-request-modifier 0.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "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" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to highest compatible versions
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.34)
[INFO] [stderr]       Adding http v0.1.21 (available: v1.5.0)
[INFO] [stderr]       Adding tower-service v0.2.0 (available: v0.3.3)
[INFO] [stderr]       Adding tower-test v0.1.0 (available: v0.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tower-test v0.1.0
[INFO] [stderr]   Downloaded tower-service v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8e52f708ca30a5e6c2f0844a14c47eff46c4f72a13006d7257613fe6812d2f9b
[INFO] running `Command { std: "docker" "start" "8e52f708ca30a5e6c2f0844a14c47eff46c4f72a13006d7257613fe6812d2f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e52f708ca30a5e6c2f0844a14c47eff46c4f72a13006d7257613fe6812d2f9b", 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" "8e52f708ca30a5e6c2f0844a14c47eff46c4f72a13006d7257613fe6812d2f9b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e52f708ca30a5e6c2f0844a14c47eff46c4f72a13006d7257613fe6812d2f9b", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8e52f708ca30a5e6c2f0844a14c47eff46c4f72a13006d7257613fe6812d2f9b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling tower-service v0.2.0
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling tower-request-modifier v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |         modifiers: Arc<Vec<Box<Fn(Request<B>) -> Request<B> + Send + Sync>>>,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 52 |         modifiers: Arc<Vec<Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync>>>,
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:123:14
[INFO] [stdout]     |
[INFO] [stdout] 123 |     ) -> Box<Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 123 |     ) -> Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stdout]     |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:154:14
[INFO] [stdout]     |
[INFO] [stdout] 154 |     ) -> Box<Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 154 |     ) -> Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stdout]     |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:202:23
[INFO] [stdout]     |
[INFO] [stdout] 202 |         modifier: Box<Fn(Request<B>) -> Request<B> + Send + Sync>,
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 202 |         modifier: Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync>,
[INFO] [stdout]     |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `Command { std: "docker" "inspect" "8e52f708ca30a5e6c2f0844a14c47eff46c4f72a13006d7257613fe6812d2f9b", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8e52f708ca30a5e6c2f0844a14c47eff46c4f72a13006d7257613fe6812d2f9b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling tower-test v0.1.0
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |         modifiers: Arc<Vec<Box<Fn(Request<B>) -> Request<B> + Send + Sync>>>,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 52 |         modifiers: Arc<Vec<Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync>>>,
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:123:14
[INFO] [stdout]     |
[INFO] [stdout] 123 |     ) -> Box<Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 123 |     ) -> Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stdout]     |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:154:14
[INFO] [stdout]     |
[INFO] [stdout] 154 |     ) -> Box<Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 154 |     ) -> Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stdout]     |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:202:23
[INFO] [stdout]     |
[INFO] [stdout] 202 |         modifier: Box<Fn(Request<B>) -> Request<B> + Send + Sync>,
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 202 |         modifier: Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync>,
[INFO] [stdout]     |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tower-request-modifier v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |         modifiers: Arc<Vec<Box<Fn(Request<B>) -> Request<B> + Send + Sync>>>,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:3:24
[INFO] [stdout]    |
[INFO] [stdout]  3 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 |         modifiers: Arc<Vec<Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync>>>,
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:123:14
[INFO] [stdout]     |
[INFO] [stdout] 123 |     ) -> Box<Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 123 |     ) -> Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stdout]     |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:154:14
[INFO] [stdout]     |
[INFO] [stdout] 154 |     ) -> Box<Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 154 |     ) -> Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stdout]     |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:202:23
[INFO] [stdout]     |
[INFO] [stdout] 202 |         modifier: Box<Fn(Request<B>) -> Request<B> + Send + Sync>,
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 202 |         modifier: Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync>,
[INFO] [stdout]     |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "8e52f708ca30a5e6c2f0844a14c47eff46c4f72a13006d7257613fe6812d2f9b", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8e52f708ca30a5e6c2f0844a14c47eff46c4f72a13006d7257613fe6812d2f9b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |         modifiers: Arc<Vec<Box<Fn(Request<B>) -> Request<B> + Send + Sync>>>,
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 52 |         modifiers: Arc<Vec<Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync>>>,
[INFO] [stderr]    |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:123:14
[INFO] [stderr]     |
[INFO] [stderr] 123 |     ) -> Box<Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 123 |     ) -> Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stderr]     |              +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:154:14
[INFO] [stderr]     |
[INFO] [stderr] 154 |     ) -> Box<Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 154 |     ) -> Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync> {
[INFO] [stderr]     |              +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:202:23
[INFO] [stderr]     |
[INFO] [stderr] 202 |         modifier: Box<Fn(Request<B>) -> Request<B> + Send + Sync>,
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 202 |         modifier: Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync>,
[INFO] [stderr]     |                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: `tower-request-modifier` (lib) generated 4 warnings (run `cargo fix --lib -p tower-request-modifier` to apply 4 suggestions)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |         modifiers: Arc<Vec<Box<Fn(Request<B>) -> Request<B> + Send + Sync>>>,
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:3:24
[INFO] [stderr]    |
[INFO] [stderr]  3 | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]    |                        ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 52 |         modifiers: Arc<Vec<Box<dyn Fn(Request<B>) -> Request<B> + Send + Sync>>>,
[INFO] [stderr]    |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: `tower-request-modifier` (lib test) generated 4 warnings (3 duplicates) (run `cargo fix --lib -p tower-request-modifier --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tower_request_modifier-5de636f4fc0b0508)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/request_modification.rs (/opt/rustwide/target/debug/deps/request_modification-1ad45b5bfe742638)
[INFO] [stderr] 
[INFO] [stderr] thread 'adds_origin_to_requests' (191) panicked at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panicking.rs:225:5:
[INFO] [stderr] attempted to leave type `futures::task_impl::Task` uninitialized, which is invalid
[INFO] [stderr] stack backtrace:
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr]    0:     0x63b1eab81411 - std[70759c8f55707aa4]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x63b1eab81411 - std[70759c8f55707aa4]::backtrace_rs::backtrace::trace_unsynchronized::<std[70759c8f55707aa4]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x63b1eab81411 - std[70759c8f55707aa4]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x63b1eab81411 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x63b1eab9597a - <core[df12db4294e9bfd3]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x63b1eab9597a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stderr]    6:     0x63b1eab8686c - core[df12db4294e9bfd3]::io::write::default_write_fmt::<std[70759c8f55707aa4]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:402:11
[INFO] [stderr]    7:     0x63b1eab8686c - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:335:13
[INFO] [stderr]    8:     0x63b1eab5d906 - <std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x63b1eab5d906 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x63b1eab79b41 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x63b1eaae2100 - <alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::Fn<(&'a std[70759c8f55707aa4]::panic::PanicHookInfo<'b>,), Output = ()> + core[df12db4294e9bfd3]::marker::Send + core[df12db4294e9bfd3]::marker::Sync> as core[df12db4294e9bfd3]::ops::function::Fn<(&std[70759c8f55707aa4]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/boxed.rs:2334:9
[INFO] [stderr]   12:     0x63b1eaae2100 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:155:21
[INFO] [stderr]   13:     0x63b1eab79d32 - <alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::Fn<(&'a std[70759c8f55707aa4]::panic::PanicHookInfo<'b>,), Output = ()> + core[df12db4294e9bfd3]::marker::Send + core[df12db4294e9bfd3]::marker::Sync> as core[df12db4294e9bfd3]::ops::function::Fn<(&std[70759c8f55707aa4]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/boxed.rs:2334:9
[INFO] [stderr]   14:     0x63b1eab79d32 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:823:13
[INFO] [stderr]   15:     0x63b1eab5d9e4 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:681:13
[INFO] [stderr]   16:     0x63b1eab56709 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x63b1eab5e5ad - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:679:5
[INFO] [stderr]   18:     0x63b1eab95f2d - core[df12db4294e9bfd3]::panicking::panic_nounwind_fmt::runtime
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x63b1eab95f2d - core[df12db4294e9bfd3]::panicking::panic_nounwind_fmt
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/intrinsics/mod.rs:2636:9
[INFO] [stderr]   20:     0x63b1eab95eab - core[df12db4294e9bfd3]::panicking::panic_nounwind
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panicking.rs:225:5
[INFO] [stderr]   21:     0x63b1eaac56a1 - core[df12db4294e9bfd3]::mem::uninitialized::<futures[8ef7602432324ec9]::task_impl::Task>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/mem/mod.rs:795:9
[INFO] [stderr]   22:     0x63b1eaac56a1 - tokio_sync[e610708a8e741ee4]::oneshot::channel::<core[df12db4294e9bfd3]::result::Result<core[df12db4294e9bfd3]::result::Result<http[2e6e75ecaa3238d3]::response::Response<()>, http[2e6e75ecaa3238d3]::error::Error>, alloc[2182bb758b4b3781]::boxed::Box<dyn core[df12db4294e9bfd3]::error::Error + core[df12db4294e9bfd3]::marker::Send + core[df12db4294e9bfd3]::marker::Sync>>>
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-sync-0.1.8/src/oneshot.rs:133:61
[INFO] [stderr]   23:     0x63b1eaabf73c - <tower_test[924a209d398a2565]::mock::Mock<http[2e6e75ecaa3238d3]::request::Request<()>, core[df12db4294e9bfd3]::result::Result<http[2e6e75ecaa3238d3]::response::Response<()>, http[2e6e75ecaa3238d3]::error::Error>> as tower_service[11ca3cde6301b8dd]::Service<http[2e6e75ecaa3238d3]::request::Request<()>>>::call
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tower-test-0.1.0/src/mock/mod.rs:141:24
[INFO] [stderr]   24:     0x63b1eaad3b8e - <tower_request_modifier[785ed037c5f47db2]::RequestModifier<tower_test[924a209d398a2565]::mock::Mock<http[2e6e75ecaa3238d3]::request::Request<()>, core[df12db4294e9bfd3]::result::Result<http[2e6e75ecaa3238d3]::response::Response<()>, http[2e6e75ecaa3238d3]::error::Error>>, ()> as tower_service[11ca3cde6301b8dd]::Service<http[2e6e75ecaa3238d3]::request::Request<()>>>::call
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:95:20
[INFO] [stderr]   25:     0x63b1eaab4ebd - request_modification[a2c9b1ae5ea8729f]::adds_origin_to_requests
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/request_modification.rs:28:32
[INFO] [stderr]   26:     0x63b1eaab3247 - request_modification[a2c9b1ae5ea8729f]::adds_origin_to_requests::{closure#0}
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/request_modification.rs:14:29
[INFO] [stderr]   27:     0x63b1eaacbde6 - <request_modification[a2c9b1ae5ea8729f]::adds_origin_to_requests::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   28:     0x63b1eaad53eb - <fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x63b1eaad53eb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:733:18
[INFO] [stderr]   30:     0x63b1eaae2a55 - test[9d35eded1c95d3be]::run_test_in_process::{closure#0}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:756:74
[INFO] [stderr]   31:     0x63b1eaae2a55 - <core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   32:     0x63b1eaae2a55 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}>, core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stderr]   33:     0x63b1eaae2a55 - std[70759c8f55707aa4]::panicking::catch_unwind::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stderr]   34:     0x63b1eaae2a55 - std[70759c8f55707aa4]::panic::catch_unwind::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}>, core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stderr]   35:     0x63b1eaae2a55 - test[9d35eded1c95d3be]::run_test_in_process
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:756:27
[INFO] [stderr]   36:     0x63b1eaae2a55 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:677:43
[INFO] [stderr]   37:     0x63b1eaadc314 - test[9d35eded1c95d3be]::run_test::{closure#1}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:707:41
[INFO] [stderr]   38:     0x63b1eaadc314 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   39:     0x63b1eaae5bb2 - std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stderr]   40:     0x63b1eaae5bb2 - <core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   41:     0x63b1eaae5bb2 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stderr]   42:     0x63b1eaae5bb2 - std[70759c8f55707aa4]::panicking::catch_unwind::<(), core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stderr]   43:     0x63b1eaae5bb2 - std[70759c8f55707aa4]::panic::catch_unwind::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stderr]   44:     0x63b1eaae5bb2 - std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stderr]   45:     0x63b1eaae5bb2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   46:     0x63b1eab80ce9 - <alloc[2182bb758b4b3781]::boxed::Box<dyn core[df12db4294e9bfd3]::ops::function::FnOnce<(), Output = ()> + core[df12db4294e9bfd3]::marker::Send> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/boxed.rs:2320:9
[INFO] [stderr]   47:     0x63b1eab80ce9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stderr]   48:     0x7abf6afe6dfa - <unknown>
[INFO] [stderr]   49:     0x7abf6b07a3d4 - clone
[INFO] [stderr]   50:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--test request_modification`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/request_modification-1ad45b5bfe742638` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "8e52f708ca30a5e6c2f0844a14c47eff46c4f72a13006d7257613fe6812d2f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e52f708ca30a5e6c2f0844a14c47eff46c4f72a13006d7257613fe6812d2f9b", kill_on_drop: false }`
[INFO] [stdout] 8e52f708ca30a5e6c2f0844a14c47eff46c4f72a13006d7257613fe6812d2f9b
