[INFO] fetching crate tower 0.4.13...
[INFO] testing tower-0.4.13 against 1.75.0 for beta-1.76-1
[INFO] extracting crate tower 0.4.13 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate tower 0.4.13 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tower 0.4.13
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tower 0.4.13
[INFO] tweaked toml for crates.io crate tower 0.4.13 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate tower 0.4.13 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tower-test v0.4.0
[INFO] [stderr]   Downloaded hdrhistogram v7.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc52a5e08eaedc1ac3e761c5b84fa4c716910eea3b83aadee151bdd7faaefb22
[INFO] running `Command { std: "docker" "start" "-a" "bc52a5e08eaedc1ac3e761c5b84fa4c716910eea3b83aadee151bdd7faaefb22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc52a5e08eaedc1ac3e761c5b84fa4c716910eea3b83aadee151bdd7faaefb22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc52a5e08eaedc1ac3e761c5b84fa4c716910eea3b83aadee151bdd7faaefb22", kill_on_drop: false }`
[INFO] [stdout] bc52a5e08eaedc1ac3e761c5b84fa4c716910eea3b83aadee151bdd7faaefb22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7da7874c244b8bab2bd91f52bb3b42b815b155483299a7b58bc587544b9ff992
[INFO] running `Command { std: "docker" "start" "-a" "7da7874c244b8bab2bd91f52bb3b42b815b155483299a7b58bc587544b9ff992", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling tracing-core v0.1.27
[INFO] [stderr]    Compiling tracing v0.1.35
[INFO] [stderr]    Compiling tower v0.4.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "7da7874c244b8bab2bd91f52bb3b42b815b155483299a7b58bc587544b9ff992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da7874c244b8bab2bd91f52bb3b42b815b155483299a7b58bc587544b9ff992", kill_on_drop: false }`
[INFO] [stdout] 7da7874c244b8bab2bd91f52bb3b42b815b155483299a7b58bc587544b9ff992
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2628a3bd5e5adcbaedabf4c5d68a33563c769e000df5e175a3477612faba980
[INFO] running `Command { std: "docker" "start" "-a" "c2628a3bd5e5adcbaedabf4c5d68a33563c769e000df5e175a3477612faba980", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling tracing-subscriber v0.3.11
[INFO] [stderr]    Compiling hdrhistogram v7.5.0
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling async-stream v0.3.3
[INFO] [stderr]    Compiling tokio v1.19.2
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling tokio-stream v0.1.9
[INFO] [stderr]    Compiling tokio-test v0.4.2
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling tower-test v0.4.0
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling tower v0.4.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.62s
[INFO] running `Command { std: "docker" "inspect" "c2628a3bd5e5adcbaedabf4c5d68a33563c769e000df5e175a3477612faba980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2628a3bd5e5adcbaedabf4c5d68a33563c769e000df5e175a3477612faba980", kill_on_drop: false }`
[INFO] [stdout] c2628a3bd5e5adcbaedabf4c5d68a33563c769e000df5e175a3477612faba980
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cb74a988099af1d712251aec9749646b2ffe4f51d9a912ecfd160047bf903dc7
[INFO] running `Command { std: "docker" "start" "-a" "cb74a988099af1d712251aec9749646b2ffe4f51d9a912ecfd160047bf903dc7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tower-8a3110c238cb943d)
[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/balance/main.rs (/opt/rustwide/target/debug/deps/balance-2fd5c1bc3b30e5b9)
[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/buffer/main.rs (/opt/rustwide/target/debug/deps/buffer-02bd6a1ee009a1b7)
[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/builder.rs (/opt/rustwide/target/debug/deps/builder-1cd2cfecd0e1c4bb)
[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/hedge/main.rs (/opt/rustwide/target/debug/deps/hedge-64781fb2404cfb69)
[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/limit/main.rs (/opt/rustwide/target/debug/deps/limit-b79a553baf7e6c97)
[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/load_shed/main.rs (/opt/rustwide/target/debug/deps/load_shed-bb8ac93e68414b44)
[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/ready_cache/main.rs (/opt/rustwide/target/debug/deps/ready_cache-9685f5db5496475d)
[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/retry/main.rs (/opt/rustwide/target/debug/deps/retry-33fd1edbdf8249da)
[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/spawn_ready/main.rs (/opt/rustwide/target/debug/deps/spawn_ready-a26142e4c4b03ae3)
[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/steer/main.rs (/opt/rustwide/target/debug/deps/steer-1188de31c1583e2a)
[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/support.rs (/opt/rustwide/target/debug/deps/support-9410487c56494084)
[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/util/main.rs (/opt/rustwide/target/debug/deps/util-683b954da74fe202)
[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]    Doc-tests tower
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder<L>::check_service_clone (line 606) ... FAILED
[INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder<L>::check_clone (line 572) ... FAILED
[INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder<L>::check_service (line 644) ... FAILED
[INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder (line 51) ... ok
[INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder (line 72) ... ok
[INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder (line 89) ... ok
[INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/builder/mod.rs - builder::ServiceBuilder<L>::check_service_clone (line 606) stdout ----
[INFO] [stdout] error[E0599]: no method named `map_request` found for struct `ServiceBuilder` in the current scope
[INFO] [stdout]   --> src/builder/mod.rs:615:6
[INFO] [stdout]    |
[INFO] [stdout] 10 |   let builder = ServiceBuilder::new()
[INFO] [stdout]    |  _______________-
[INFO] [stdout] 11 | |     // Do something before processing the request
[INFO] [stdout] 12 | |     .map_request(|request: String| {
[INFO] [stdout]    | |     -^^^^^^^^^^^ method not found in `ServiceBuilder<Identity>`
[INFO] [stdout]    | |_____|
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/builder/mod.rs - builder::ServiceBuilder<L>::check_clone (line 572) stdout ----
[INFO] [stdout] error[E0599]: no method named `map_request` found for struct `ServiceBuilder` in the current scope
[INFO] [stdout]  --> src/builder/mod.rs:578:6
[INFO] [stdout]   |
[INFO] [stdout] 7 |   let builder = ServiceBuilder::new()
[INFO] [stdout]   |  _______________-
[INFO] [stdout] 8 | |     // Do something before processing the request
[INFO] [stdout] 9 | |     .map_request(|request: String| {
[INFO] [stdout]   | |     -^^^^^^^^^^^ method not found in `ServiceBuilder<Identity>`
[INFO] [stdout]   | |_____|
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/builder/mod.rs - builder::ServiceBuilder<L>::check_service (line 644) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `tower::ServiceExt`
[INFO] [stdout]    --> src/builder/mod.rs:648:22
[INFO] [stdout]     |
[INFO] [stdout] 7   | use tower::{Service, ServiceExt};
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      no `ServiceExt` in the root
[INFO] [stdout]     |                      help: a similar name exists in the module: `Service`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:223:34
[INFO] [stdout]     |
[INFO] [stdout] 223 | pub use self::util::{service_fn, ServiceExt};
[INFO] [stdout]     |                                  ^^^^^^^^^^
[INFO] [stdout]     = note: the item is gated behind the `util` feature
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures_util`
[INFO] [stdout]   --> src/builder/mod.rs:656:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |   type Future = futures_util::future::Ready<Result<Response, Error>>;
[INFO] [stdout]    |                 ^^^^^^^^^^^^ use of undeclared crate or module `futures_util`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 2  + use core::future;
[INFO] [stdout]    |
[INFO] [stdout] 2  + use futures::future;
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::future;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `future`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 15 -   type Future = futures_util::future::Ready<Result<Response, Error>>;
[INFO] [stdout] 15 +   type Future = future::Ready<Result<Response, Error>>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `map_response` found for struct `ServiceBuilder` in the current scope
[INFO] [stdout]   --> src/builder/mod.rs:680:6
[INFO] [stdout]    |
[INFO] [stdout] 34 |   let builder = ServiceBuilder::new()
[INFO] [stdout]    |  _______________-
[INFO] [stdout] 35 | |     // At this point in the builder if given a `MyService` it produces a service that
[INFO] [stdout] 36 | |     // accepts `Request`s, produces `Response`s, and fails with `Error`s
[INFO] [stdout] 37 | |     .check_service::<MyService, Request, Response, Error>()
[INFO] [stdout] 38 | |     // Wrap responses in `WrappedResponse`
[INFO] [stdout] 39 | |     .map_response(|response: Response| WrappedResponse(response))
[INFO] [stdout]    | |     -^^^^^^^^^^^^ method not found in `ServiceBuilder<Identity>`
[INFO] [stdout]    | |_____|
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/builder/mod.rs - builder::ServiceBuilder<L>::check_clone (line 572)
[INFO] [stdout]     src/builder/mod.rs - builder::ServiceBuilder<L>::check_service (line 644)
[INFO] [stdout]     src/builder/mod.rs - builder::ServiceBuilder<L>::check_service_clone (line 606)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "cb74a988099af1d712251aec9749646b2ffe4f51d9a912ecfd160047bf903dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb74a988099af1d712251aec9749646b2ffe4f51d9a912ecfd160047bf903dc7", kill_on_drop: false }`
[INFO] [stdout] cb74a988099af1d712251aec9749646b2ffe4f51d9a912ecfd160047bf903dc7
