[INFO] fetching crate merfolk 0.1.4...
[INFO] testing merfolk-0.1.4 against 1.76.0 for beta-1.77-1
[INFO] extracting crate merfolk 0.1.4 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate merfolk 0.1.4 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate merfolk 0.1.4
[INFO] finished tweaking crates.io crate merfolk 0.1.4
[INFO] tweaked toml for crates.io crate merfolk 0.1.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spin v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06fb380a7dc7dbc06c2a0bd31fba5220bfd72e5f49115739c4b3fc836b79fcdb
[INFO] running `Command { std: "docker" "start" "-a" "06fb380a7dc7dbc06c2a0bd31fba5220bfd72e5f49115739c4b3fc836b79fcdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06fb380a7dc7dbc06c2a0bd31fba5220bfd72e5f49115739c4b3fc836b79fcdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06fb380a7dc7dbc06c2a0bd31fba5220bfd72e5f49115739c4b3fc836b79fcdb", kill_on_drop: false }`
[INFO] [stdout] 06fb380a7dc7dbc06c2a0bd31fba5220bfd72e5f49115739c4b3fc836b79fcdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6ff2ba2464fe248b75ff15e7082f3322541f75263c6d26359c5a1da4d56d689
[INFO] running `Command { std: "docker" "start" "-a" "b6ff2ba2464fe248b75ff15e7082f3322541f75263c6d26359c5a1da4d56d689", kill_on_drop: false }`
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling spin v0.7.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]    Compiling derive_builder v0.10.2
[INFO] [stderr]    Compiling merfolk v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `Command { std: "docker" "inspect" "b6ff2ba2464fe248b75ff15e7082f3322541f75263c6d26359c5a1da4d56d689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6ff2ba2464fe248b75ff15e7082f3322541f75263c6d26359c5a1da4d56d689", kill_on_drop: false }`
[INFO] [stdout] b6ff2ba2464fe248b75ff15e7082f3322541f75263c6d26359c5a1da4d56d689
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 900bf17af61b95d0c66b30980ef01baed009260bfa4844306c08f9f51026ccc8
[INFO] running `Command { std: "docker" "start" "-a" "900bf17af61b95d0c66b30980ef01baed009260bfa4844306c08f9f51026ccc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling http v0.2.11
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tokio v1.36.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]    Compiling hyper v0.14.28
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]    Compiling derive_builder v0.10.2
[INFO] [stderr]    Compiling merfolk v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "900bf17af61b95d0c66b30980ef01baed009260bfa4844306c08f9f51026ccc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "900bf17af61b95d0c66b30980ef01baed009260bfa4844306c08f9f51026ccc8", kill_on_drop: false }`
[INFO] [stdout] 900bf17af61b95d0c66b30980ef01baed009260bfa4844306c08f9f51026ccc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2fe26ea5036c78b738b7b62ca53d1b0642d61e8559dcaa9c810a53130e98ba30
[INFO] running `Command { std: "docker" "start" "-a" "2fe26ea5036c78b738b7b62ca53d1b0642d61e8559dcaa9c810a53130e98ba30", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/merfolk-f5fe41cafba33bfa)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::init ... ok
[INFO] [stdout] test test::backend ... ok
[INFO] [stdout] test test::frontend ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests merfolk
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 76) ... FAILED
[INFO] [stdout] test src/lib.rs - Mer<B,F>::middlewares (line 388) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 32) ... FAILED
[INFO] [stdout] test src/lib.rs - Mer<B,F>::frontend (line 340) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 103) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - Mer<B,F>::backend (line 364) - compile ... FAILED
[INFO] [stdout] test src/helpers/smart_lock.rs - helpers::smart_lock (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 76) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `merfolk_backend_http`
[INFO] [stdout]  --> src/lib.rs:81:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use merfolk_backend_http::Http;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `merfolk_frontend_register`
[INFO] [stdout]  --> src/lib.rs:82:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use merfolk_frontend_register::Register;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Mer<B,F>::middlewares (line 388) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `merfolk_backend_http`
[INFO] [stdout]  --> src/lib.rs:391:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use merfolk_backend_http::Http;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `merfolk_middleware_authentication`
[INFO] [stdout]  --> src/lib.rs:392:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use merfolk_middleware_authentication::Authentication;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_middleware_authentication`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout]  --> src/lib.rs:395:14
[INFO] [stdout]   |
[INFO] [stdout] 9 |     .backend(merfolk_backend_http::Http::builder().build().unwrap())
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]   --> src/lib.rs:396:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |     .frontend(merfolk_frontend_register::Register::builder().build().unwrap())
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]    |
[INFO] [stdout] help: there is an enum variant `merfolk::Error::Register`; try using the variant's enum
[INFO] [stdout]    |
[INFO] [stdout] 10 |     .frontend(merfolk::Error().build().unwrap())
[INFO] [stdout]    |               ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 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/lib.rs - (line 32) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `merfolk_backend_http`
[INFO] [stdout]  --> src/lib.rs:36:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use merfolk_backend_http::Http;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `merfolk_frontend_register`
[INFO] [stdout]  --> src/lib.rs:37:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use merfolk_frontend_register::Register;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Mer<B,F>::frontend (line 340) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout]  --> src/lib.rs:345:14
[INFO] [stdout]   |
[INFO] [stdout] 7 |     .backend(merfolk_backend_http::Http::builder().build().unwrap())
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]  --> src/lib.rs:346:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |     .frontend(merfolk_frontend_register::Register::builder().build().unwrap())
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]   |
[INFO] [stdout] help: there is an enum variant `merfolk::Error::Register`; try using the variant's enum
[INFO] [stdout]   |
[INFO] [stdout] 8 |     .frontend(merfolk::Error().build().unwrap())
[INFO] [stdout]   |               ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 103) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `merfolk_backend_http`
[INFO] [stdout]  --> src/lib.rs:107:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use merfolk_backend_http::Http;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `merfolk_frontend_register`
[INFO] [stdout]  --> src/lib.rs:108:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use merfolk_frontend_register::Register;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `merfolk_frontend_derive`
[INFO] [stdout]  --> src/lib.rs:109:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use merfolk_frontend_derive::frontend;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_derive`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `merfolk_frontend_duplex`
[INFO] [stdout]  --> src/lib.rs:110:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use merfolk_frontend_duplex::Duplex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_duplex`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `merfolk_middleware_router`
[INFO] [stdout]   --> src/lib.rs:111:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use merfolk_middleware_router::Router;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_middleware_router`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `frontend`
[INFO] [stdout]   --> src/lib.rs:114:3
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[frontend()]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `frontend`
[INFO] [stdout]   --> src/lib.rs:117:3
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[frontend(target = "Receiver")]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `builder` found for struct `main::Receiver` in the current scope
[INFO] [stdout]   --> src/lib.rs:135:35
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Receiver {}
[INFO] [stdout]    | --------------- function or associated item `builder` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 | let receiver_frontend = Receiver::builder().build().unwrap();
[INFO] [stdout]    |                                   ^^^^^^^ function or associated item not found in `Receiver`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Mer<B,F>::backend (line 364) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout]  --> src/lib.rs:369:14
[INFO] [stdout]   |
[INFO] [stdout] 7 |     .backend(merfolk_backend_http::Http::builder().build().unwrap())
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]  --> src/lib.rs:370:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |     .frontend(merfolk_frontend_register::Register::builder().build().unwrap())
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]   |
[INFO] [stdout] help: there is an enum variant `merfolk::Error::Register`; try using the variant's enum
[INFO] [stdout]   |
[INFO] [stdout] 8 |     .frontend(merfolk::Error().build().unwrap())
[INFO] [stdout]   |               ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 103)
[INFO] [stdout]     src/lib.rs - (line 32)
[INFO] [stdout]     src/lib.rs - (line 76)
[INFO] [stdout]     src/lib.rs - Mer<B,F>::backend (line 364)
[INFO] [stdout]     src/lib.rs - Mer<B,F>::frontend (line 340)
[INFO] [stdout]     src/lib.rs - Mer<B,F>::middlewares (line 388)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "2fe26ea5036c78b738b7b62ca53d1b0642d61e8559dcaa9c810a53130e98ba30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe26ea5036c78b738b7b62ca53d1b0642d61e8559dcaa9c810a53130e98ba30", kill_on_drop: false }`
[INFO] [stdout] 2fe26ea5036c78b738b7b62ca53d1b0642d61e8559dcaa9c810a53130e98ba30
[INFO] testing merfolk-0.1.4 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate merfolk 0.1.4 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate merfolk 0.1.4 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate merfolk 0.1.4
[INFO] finished tweaking crates.io crate merfolk 0.1.4
[INFO] tweaked toml for crates.io crate merfolk 0.1.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50077b5ac7d6257fb540b55c2e8db3d5cafcb359affe722ac24ce816d6d6b295
[INFO] running `Command { std: "docker" "start" "-a" "50077b5ac7d6257fb540b55c2e8db3d5cafcb359affe722ac24ce816d6d6b295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50077b5ac7d6257fb540b55c2e8db3d5cafcb359affe722ac24ce816d6d6b295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50077b5ac7d6257fb540b55c2e8db3d5cafcb359affe722ac24ce816d6d6b295", kill_on_drop: false }`
[INFO] [stdout] 50077b5ac7d6257fb540b55c2e8db3d5cafcb359affe722ac24ce816d6d6b295
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b2fee0d5309b9c4631cbea9b0d70e27e06696866687eba3ceb4da4ad95c6ed1
[INFO] running `Command { std: "docker" "start" "-a" "8b2fee0d5309b9c4631cbea9b0d70e27e06696866687eba3ceb4da4ad95c6ed1", kill_on_drop: false }`
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling spin v0.7.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]    Compiling derive_builder v0.10.2
[INFO] [stderr]    Compiling merfolk v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.01s
[INFO] running `Command { std: "docker" "inspect" "8b2fee0d5309b9c4631cbea9b0d70e27e06696866687eba3ceb4da4ad95c6ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b2fee0d5309b9c4631cbea9b0d70e27e06696866687eba3ceb4da4ad95c6ed1", kill_on_drop: false }`
[INFO] [stdout] 8b2fee0d5309b9c4631cbea9b0d70e27e06696866687eba3ceb4da4ad95c6ed1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c47348e01e97af67e750a11095d159f1981ef64a05e86246f394eb7a56770177
[INFO] running `Command { std: "docker" "start" "-a" "c47348e01e97af67e750a11095d159f1981ef64a05e86246f394eb7a56770177", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling http v0.2.11
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tokio v1.36.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]    Compiling hyper v0.14.28
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]    Compiling derive_builder v0.10.2
[INFO] [stderr]    Compiling merfolk v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.72s
[INFO] running `Command { std: "docker" "inspect" "c47348e01e97af67e750a11095d159f1981ef64a05e86246f394eb7a56770177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c47348e01e97af67e750a11095d159f1981ef64a05e86246f394eb7a56770177", kill_on_drop: false }`
[INFO] [stdout] c47348e01e97af67e750a11095d159f1981ef64a05e86246f394eb7a56770177
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5003f85e6b9327041b095bc465861f0f972326931758af4a19038531f3b72893
[INFO] running `Command { std: "docker" "start" "-a" "5003f85e6b9327041b095bc465861f0f972326931758af4a19038531f3b72893", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/merfolk-c88be2894f123434)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::backend ... ok
[INFO] [stdout] test test::init ... ok
[INFO] [stdout] test test::frontend ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests merfolk
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Mer<B,F>::backend (line 364) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - Mer<B,F>::middlewares (line 388) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 76) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 32) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 103) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - Mer<B,F>::frontend (line 340) - compile ... FAILED
[INFO] [stdout] test src/helpers/smart_lock.rs - helpers::smart_lock (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Mer<B,F>::backend (line 364) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout]  --> src/lib.rs:369:14
[INFO] [stdout]   |
[INFO] [stdout] 7 |     .backend(merfolk_backend_http::Http::builder().build().unwrap())
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]  --> src/lib.rs:370:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |     .frontend(merfolk_frontend_register::Register::builder().build().unwrap())
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]   |
[INFO] [stdout] help: there is an enum variant `merfolk::Error::Register`; try using the variant's enum
[INFO] [stdout]   |
[INFO] [stdout] 8 |     .frontend(merfolk::Error().build().unwrap())
[INFO] [stdout]   |               ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Mer<B,F>::middlewares (line 388) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `merfolk_backend_http`
[INFO] [stdout]  --> src/lib.rs:391:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use merfolk_backend_http::Http;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `merfolk_middleware_authentication`
[INFO] [stdout]  --> src/lib.rs:392:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use merfolk_middleware_authentication::Authentication;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_middleware_authentication`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout]  --> src/lib.rs:395:14
[INFO] [stdout]   |
[INFO] [stdout] 9 |     .backend(merfolk_backend_http::Http::builder().build().unwrap())
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]   --> src/lib.rs:396:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |     .frontend(merfolk_frontend_register::Register::builder().build().unwrap())
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]    |
[INFO] [stdout] help: there is an enum variant `merfolk::Error::Register`; try using the variant's enum
[INFO] [stdout]    |
[INFO] [stdout] 10 |     .frontend(merfolk::Error().build().unwrap())
[INFO] [stdout]    |               ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 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/lib.rs - (line 76) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `merfolk_backend_http`
[INFO] [stdout]  --> src/lib.rs:81:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use merfolk_backend_http::Http;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `merfolk_frontend_register`
[INFO] [stdout]  --> src/lib.rs:82:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use merfolk_frontend_register::Register;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 32) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `merfolk_backend_http`
[INFO] [stdout]  --> src/lib.rs:36:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use merfolk_backend_http::Http;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `merfolk_frontend_register`
[INFO] [stdout]  --> src/lib.rs:37:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use merfolk_frontend_register::Register;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 103) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `merfolk_backend_http`
[INFO] [stdout]  --> src/lib.rs:107:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use merfolk_backend_http::Http;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `merfolk_frontend_register`
[INFO] [stdout]  --> src/lib.rs:108:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use merfolk_frontend_register::Register;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `merfolk_frontend_derive`
[INFO] [stdout]  --> src/lib.rs:109:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use merfolk_frontend_derive::frontend;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_derive`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `merfolk_frontend_duplex`
[INFO] [stdout]  --> src/lib.rs:110:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use merfolk_frontend_duplex::Duplex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_duplex`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `merfolk_middleware_router`
[INFO] [stdout]   --> src/lib.rs:111:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use merfolk_middleware_router::Router;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_middleware_router`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `builder` found for struct `main::Receiver` in the current scope
[INFO] [stdout]   --> src/lib.rs:135:35
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Receiver {}
[INFO] [stdout]    | --------------- function or associated item `builder` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 | let receiver_frontend = Receiver::builder().build().unwrap();
[INFO] [stdout]    |                                   ^^^^^^^ function or associated item not found in `Receiver`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Mer<B,F>::frontend (line 340) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout]  --> src/lib.rs:345:14
[INFO] [stdout]   |
[INFO] [stdout] 7 |     .backend(merfolk_backend_http::Http::builder().build().unwrap())
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_backend_http`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]  --> src/lib.rs:346:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |     .frontend(merfolk_frontend_register::Register::builder().build().unwrap())
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]   |
[INFO] [stdout] help: there is an enum variant `merfolk::Error::Register`; try using the variant's enum
[INFO] [stdout]   |
[INFO] [stdout] 8 |     .frontend(merfolk::Error().build().unwrap())
[INFO] [stdout]   |               ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 103)
[INFO] [stdout]     src/lib.rs - (line 32)
[INFO] [stdout]     src/lib.rs - (line 76)
[INFO] [stdout]     src/lib.rs - Mer<B,F>::backend (line 364)
[INFO] [stdout]     src/lib.rs - Mer<B,F>::frontend (line 340)
[INFO] [stdout]     src/lib.rs - Mer<B,F>::middlewares (line 388)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5003f85e6b9327041b095bc465861f0f972326931758af4a19038531f3b72893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5003f85e6b9327041b095bc465861f0f972326931758af4a19038531f3b72893", kill_on_drop: false }`
[INFO] [stdout] 5003f85e6b9327041b095bc465861f0f972326931758af4a19038531f3b72893
