[INFO] fetching crate erkpht-tower 0.3.2...
[INFO] testing erkpht-tower-0.3.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate erkpht-tower 0.3.2 into /workspace/builds/worker-5-tc2/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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate erkpht-tower 0.3.2 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 103 packages to latest compatible versions
[INFO] [stderr]       Adding hdrhistogram v6.3.4 (available: v7.5.4)
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.11.4)
[INFO] [stderr]       Adding pin-project v0.4.30 (available: v1.1.10)
[INFO] [stderr]       Adding quickcheck v0.6.2 (available: v1.0.3)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding tokio v0.2.25 (available: v1.47.1)
[INFO] [stderr]       Adding tokio-test v0.2.1 (available: v0.4.4)
[INFO] [stderr]       Adding tower-test v0.3.0 (available: v0.4.0)
[INFO] [stderr]       Adding tracing-subscriber v0.1.6 (available: v0.3.20)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d69d44d6fea248a2c233a571a7467511a1ba84a478fd690ff71fec8876c0e9d5
[INFO] running `Command { std: "docker" "start" "-a" "d69d44d6fea248a2c233a571a7467511a1ba84a478fd690ff71fec8876c0e9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d69d44d6fea248a2c233a571a7467511a1ba84a478fd690ff71fec8876c0e9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d69d44d6fea248a2c233a571a7467511a1ba84a478fd690ff71fec8876c0e9d5", kill_on_drop: false }`
[INFO] [stdout] d69d44d6fea248a2c233a571a7467511a1ba84a478fd690ff71fec8876c0e9d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f207330eaeb1ff00acbead368a9e363e935f9dea3c7eb0659444b3815fafc224
[INFO] running `Command { std: "docker" "start" "-a" "f207330eaeb1ff00acbead368a9e363e935f9dea3c7eb0659444b3815fafc224", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pin-project-internal v0.4.30
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling pin-project v0.4.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling erkpht-tower v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.17s
[INFO] running `Command { std: "docker" "inspect" "f207330eaeb1ff00acbead368a9e363e935f9dea3c7eb0659444b3815fafc224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f207330eaeb1ff00acbead368a9e363e935f9dea3c7eb0659444b3815fafc224", kill_on_drop: false }`
[INFO] [stdout] f207330eaeb1ff00acbead368a9e363e935f9dea3c7eb0659444b3815fafc224
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d99cf005c1e2f3a5abc64eadd6335640001d93c5417b640db4851d4b7886cb2
[INFO] running `Command { std: "docker" "start" "-a" "2d99cf005c1e2f3a5abc64eadd6335640001d93c5417b640db4851d4b7886cb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[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 cfg-if v1.0.3
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling quickcheck v0.6.2
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling hdrhistogram v6.3.4
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling tokio-test v0.2.1
[INFO] [stderr]    Compiling tower-test v0.3.0
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling regex v1.11.3
[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 20.33s
[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 4`
[INFO] running `Command { std: "docker" "inspect" "2d99cf005c1e2f3a5abc64eadd6335640001d93c5417b640db4851d4b7886cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d99cf005c1e2f3a5abc64eadd6335640001d93c5417b640db4851d4b7886cb2", kill_on_drop: false }`
[INFO] [stdout] 2d99cf005c1e2f3a5abc64eadd6335640001d93c5417b640db4851d4b7886cb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4c9e19b9080d1a0d2c8d19915b1d1f1bb6022a1720cfae82abc4aaeab4923b6
[INFO] running `Command { std: "docker" "start" "-a" "c4c9e19b9080d1a0d2c8d19915b1d1f1bb6022a1720cfae82abc4aaeab4923b6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[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 4`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/erkpht_tower-15722179edcee5c3)
[INFO] [stderr]      Running tests/balance/main.rs (/opt/rustwide/target/debug/deps/balance-dd49ccf6df48cdf5)
[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] [stderr]      Running tests/buffer/main.rs (/opt/rustwide/target/debug/deps/buffer-37eb99abe904ebd3)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/builder.rs (/opt/rustwide/target/debug/deps/builder-8a41f7c9560afb59)
[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/filter/main.rs (/opt/rustwide/target/debug/deps/filter-506a45f03d99c665)
[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] [stderr]      Running tests/hedge/main.rs (/opt/rustwide/target/debug/deps/hedge-4c53dc93ee102750)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/limit/main.rs (/opt/rustwide/target/debug/deps/limit-cc87ccd8e802d6e1)
[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/load_shed/main.rs (/opt/rustwide/target/debug/deps/load_shed-6e18467a88efe4c3)
[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-40a3d0084e2f09c1)
[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-908d146c037a70f2)
[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-c8fc2a6b4e9a19ce)
[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-5a477c57157227b3)
[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-1e46c545978ba22d)
[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 erkpht_tower
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[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 31) ... 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 52) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tower`
[INFO] [stdout]  --> src/builder/mod.rs:54:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | 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] 3 | 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]: failed to resolve: use of unresolved module or unlinked crate `tower`
[INFO] [stdout]  --> src/builder/mod.rs:92:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | 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] 3 | 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 31) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tower`
[INFO] [stdout]  --> src/builder/mod.rs:35:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | 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] 5 | 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]: failed to resolve: use of unresolved module or unlinked crate `tower`
[INFO] [stdout]  --> src/builder/mod.rs:75:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | 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] 3 | 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 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c4c9e19b9080d1a0d2c8d19915b1d1f1bb6022a1720cfae82abc4aaeab4923b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c9e19b9080d1a0d2c8d19915b1d1f1bb6022a1720cfae82abc4aaeab4923b6", kill_on_drop: false }`
[INFO] [stdout] c4c9e19b9080d1a0d2c8d19915b1d1f1bb6022a1720cfae82abc4aaeab4923b6
