[INFO] fetching crate erkpht-tower 0.3.2... [INFO] testing erkpht-tower-0.3.2 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate erkpht-tower 0.3.2 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate erkpht-tower 0.3.2 [INFO] finished tweaking crates.io crate erkpht-tower 0.3.2 [INFO] tweaked toml for crates.io crate erkpht-tower 0.3.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate erkpht-tower 0.3.2 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 102 packages to latest compatible versions [INFO] [stderr] Adding hdrhistogram v6.3.4 (available: v7.5.4) [INFO] [stderr] Adding indexmap v1.9.3 (available: v2.14.0) [INFO] [stderr] Adding pin-project v0.4.30 (available: v1.1.11) [INFO] [stderr] Adding quickcheck v0.6.2 (available: v1.1.0) [INFO] [stderr] Adding rand v0.7.3 (available: v0.10.0) [INFO] [stderr] Adding tokio v0.2.25 (available: v1.51.1) [INFO] [stderr] Adding tokio-test v0.2.1 (available: v0.4.5) [INFO] [stderr] Adding tower-test v0.3.0 (available: v0.4.0) [INFO] [stderr] Adding tracing-subscriber v0.1.6 (available: v0.3.23) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded owning_ref v0.4.1 [INFO] [stderr] Downloaded tokio-macros v0.2.6 [INFO] [stderr] Downloaded tracing-subscriber v0.1.6 [INFO] [stderr] Downloaded tokio-test v0.2.1 [INFO] [stderr] Downloaded quickcheck v0.6.2 [INFO] [stderr] Downloaded tower-test v0.3.0 [INFO] [stderr] Downloaded hdrhistogram v6.3.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 559bfd386c04a7505df77e158c0029da7018f5b717ddb5f60af426906b20d4ab [INFO] running `Command { std: "docker" "start" "-a" "559bfd386c04a7505df77e158c0029da7018f5b717ddb5f60af426906b20d4ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "559bfd386c04a7505df77e158c0029da7018f5b717ddb5f60af426906b20d4ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "559bfd386c04a7505df77e158c0029da7018f5b717ddb5f60af426906b20d4ab", kill_on_drop: false }` [INFO] [stdout] 559bfd386c04a7505df77e158c0029da7018f5b717ddb5f60af426906b20d4ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 466ccba144d8da5c05230f2d4cca49d2f441ac9373b5e4007001dc54e7a2e308 [INFO] running `Command { std: "docker" "start" "-a" "466ccba144d8da5c05230f2d4cca49d2f441ac9373b5e4007001dc54e7a2e308", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling pin-project-internal v0.4.30 [INFO] [stderr] Compiling tracing-core v0.1.36 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling tracing-attributes v0.1.31 [INFO] [stderr] Compiling pin-project v0.4.30 [INFO] [stderr] Compiling tracing v0.1.44 [INFO] [stderr] Compiling erkpht-tower v0.3.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.99s [INFO] running `Command { std: "docker" "inspect" "466ccba144d8da5c05230f2d4cca49d2f441ac9373b5e4007001dc54e7a2e308", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "466ccba144d8da5c05230f2d4cca49d2f441ac9373b5e4007001dc54e7a2e308", kill_on_drop: false }` [INFO] [stdout] 466ccba144d8da5c05230f2d4cca49d2f441ac9373b5e4007001dc54e7a2e308 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 36a2f38d481bbe7aabc4f5aaf49b1d68944422b61ae0ad6fbe1328b9e7100f5c [INFO] running `Command { std: "docker" "start" "-a" "36a2f38d481bbe7aabc4f5aaf49b1d68944422b61ae0ad6fbe1328b9e7100f5c", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.8.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling pin-project-lite v0.1.12 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling simd-adler32 v0.3.9 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling stable_deref_trait v1.2.1 [INFO] [stderr] Compiling futures-task v0.3.32 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling matchers v0.0.1 [INFO] [stderr] Compiling tracing-log v0.1.4 [INFO] [stderr] Compiling owning_ref v0.4.1 [INFO] [stderr] Compiling futures-util v0.3.32 [INFO] [stderr] Compiling miniz_oxide v0.8.9 [INFO] [stderr] Compiling aho-corasick v1.1.4 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling flate2 v1.1.9 [INFO] [stderr] Compiling tokio v0.2.25 [INFO] [stderr] Compiling quickcheck v0.6.2 [INFO] [stderr] Compiling chrono v0.4.44 [INFO] [stderr] Compiling hdrhistogram v6.3.4 [INFO] [stderr] Compiling regex-automata v0.4.14 [INFO] [stderr] Compiling tokio-test v0.2.1 [INFO] [stderr] Compiling tower-test v0.3.0 [INFO] [stderr] Compiling regex v1.12.3 [INFO] [stderr] Compiling tracing-subscriber v0.1.6 [INFO] [stderr] Compiling erkpht-tower v0.3.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 12.42s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: hdrhistogram v6.3.4, nom v4.2.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "36a2f38d481bbe7aabc4f5aaf49b1d68944422b61ae0ad6fbe1328b9e7100f5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36a2f38d481bbe7aabc4f5aaf49b1d68944422b61ae0ad6fbe1328b9e7100f5c", kill_on_drop: false }` [INFO] [stdout] 36a2f38d481bbe7aabc4f5aaf49b1d68944422b61ae0ad6fbe1328b9e7100f5c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f0ae3956fa67e640832d5aa70f6c85db574453a665ea154f1cb349d8b0a5fbf5 [INFO] running `Command { std: "docker" "start" "-a" "f0ae3956fa67e640832d5aa70f6c85db574453a665ea154f1cb349d8b0a5fbf5", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: hdrhistogram v6.3.4, nom v4.2.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/erkpht_tower-59912f0713b29160) [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-8f47c13f43681f51) [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-0fcee98318fbff2d) [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-474f56ce2aa4336b) [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/filter/main.rs (/opt/rustwide/target/debug/deps/filter-37e0b555c0e9a731) [INFO] [stderr] Running tests/hedge/main.rs (/opt/rustwide/target/debug/deps/hedge-3c9f6910c1a3ddb3) [INFO] [stderr] Running tests/limit/main.rs (/opt/rustwide/target/debug/deps/limit-fd7c53d8a9f6b560) [INFO] [stderr] Running tests/load_shed/main.rs (/opt/rustwide/target/debug/deps/load_shed-aa681a7044479398) [INFO] [stderr] Running tests/ready_cache/main.rs (/opt/rustwide/target/debug/deps/ready_cache-752ea3b688b4c8bf) [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] [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] [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] [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] [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-1ba093253a51aefe) [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-9e3c8dde53413020) [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-a0bbd5aa8ad0ed9a) [INFO] [stderr] Running tests/util/main.rs (/opt/rustwide/target/debug/deps/util-1981ffe107dae7f1) [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] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests erkpht_tower [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] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder (line 31) ... FAILED [INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder (line 52) ... FAILED [INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder (line 90) ... FAILED [INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder (line 73) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/builder/mod.rs - builder::ServiceBuilder (line 31) stdout ---- [INFO] [stdout] error[E0433]: cannot find module or crate `tower` in this scope [INFO] [stdout] --> src/builder/mod.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | use tower::builder::ServiceBuilder; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `tower` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `tower`, use `cargo add tower` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `tower` [INFO] [stdout] --> src/builder/mod.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | use tower::Service; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `tower` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `tower`, use `cargo add tower` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/builder/mod.rs - builder::ServiceBuilder (line 52) stdout ---- [INFO] [stdout] error[E0433]: cannot find module or crate `tower` in this scope [INFO] [stdout] --> src/builder/mod.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 54 | use tower::builder::ServiceBuilder; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `tower` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `tower`, use `cargo add tower` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `tower` [INFO] [stdout] --> src/builder/mod.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | use tower::Service; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `tower` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `tower`, use `cargo add tower` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/builder/mod.rs - builder::ServiceBuilder (line 90) stdout ---- [INFO] [stdout] error[E0433]: cannot find module or crate `tower` in this scope [INFO] [stdout] --> src/builder/mod.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 92 | use tower::builder::ServiceBuilder; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `tower` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `tower`, use `cargo add tower` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `tower` [INFO] [stdout] --> src/builder/mod.rs:91:5 [INFO] [stdout] | [INFO] [stdout] 91 | use tower::Service; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `tower` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `tower`, use `cargo add tower` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/builder/mod.rs - builder::ServiceBuilder (line 73) stdout ---- [INFO] [stdout] error[E0433]: cannot find module or crate `tower` in this scope [INFO] [stdout] --> src/builder/mod.rs:75:5 [INFO] [stdout] | [INFO] [stdout] 75 | use tower::builder::ServiceBuilder; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `tower` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `tower`, use `cargo add tower` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `tower` [INFO] [stdout] --> src/builder/mod.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | use tower::Service; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `tower` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `tower`, use `cargo add tower` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0433. [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 (line 31) [INFO] [stdout] src/builder/mod.rs - builder::ServiceBuilder (line 52) [INFO] [stdout] src/builder/mod.rs - builder::ServiceBuilder (line 73) [INFO] [stdout] src/builder/mod.rs - builder::ServiceBuilder (line 90) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "f0ae3956fa67e640832d5aa70f6c85db574453a665ea154f1cb349d8b0a5fbf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0ae3956fa67e640832d5aa70f6c85db574453a665ea154f1cb349d8b0a5fbf5", kill_on_drop: false }` [INFO] [stdout] f0ae3956fa67e640832d5aa70f6c85db574453a665ea154f1cb349d8b0a5fbf5