[INFO] fetching crate merfolk_backend_in_process 0.1.0...
[INFO] testing merfolk_backend_in_process-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate merfolk_backend_in_process 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate merfolk_backend_in_process 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate merfolk_backend_in_process 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate merfolk_backend_in_process 0.1.0
[INFO] tweaked toml for crates.io crate merfolk_backend_in_process 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d3818f77b29be3da13cf315c57d7f0d9797ee97da792cc6f4f7dadb7009ad23
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7d3818f77b29be3da13cf315c57d7f0d9797ee97da792cc6f4f7dadb7009ad23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d3818f77b29be3da13cf315c57d7f0d9797ee97da792cc6f4f7dadb7009ad23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d3818f77b29be3da13cf315c57d7f0d9797ee97da792cc6f4f7dadb7009ad23", kill_on_drop: false }`
[INFO] [stdout] 7d3818f77b29be3da13cf315c57d7f0d9797ee97da792cc6f4f7dadb7009ad23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5ffb49188b48f52a3052738f4c02571b3770b5b80f707dec160a60b164f3fe5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d5ffb49188b48f52a3052738f4c02571b3770b5b80f707dec160a60b164f3fe5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling spin v0.7.1
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling serde_json v1.0.79
[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
[INFO] [stderr]    Compiling merfolk_backend_in_process v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.47s
[INFO] running `Command { std: "docker" "inspect" "d5ffb49188b48f52a3052738f4c02571b3770b5b80f707dec160a60b164f3fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ffb49188b48f52a3052738f4c02571b3770b5b80f707dec160a60b164f3fe5", kill_on_drop: false }`
[INFO] [stdout] d5ffb49188b48f52a3052738f4c02571b3770b5b80f707dec160a60b164f3fe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e1fb336a6db8a77ff1186466227d058ce1d170b473b8b5b2ef869aebb021f837
[INFO] running `Command { std: "docker" "start" "-a" "e1fb336a6db8a77ff1186466227d058ce1d170b473b8b5b2ef869aebb021f837", kill_on_drop: false }`
[INFO] [stderr]    Compiling merfolk_backend_in_process v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]   --> test/tests.rs:11:25
[INFO] [stdout]    |
[INFO] [stdout] 11 |   let register_caller = merfolk_frontend_register::Register::builder().build().unwrap();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]   --> test/tests.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 |   let register_receiver = merfolk_frontend_register::Register::builder().build().unwrap();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]   --> test/tests.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |   let register_first = merfolk_frontend_register::Register::builder().build().unwrap();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout]   --> test/tests.rs:40:25
[INFO] [stdout]    |
[INFO] [stdout] 40 |   let register_second = merfolk_frontend_register::Register::builder().build().unwrap();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `merfolk_frontend_register`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `merfolk_backend_in_process` due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e1fb336a6db8a77ff1186466227d058ce1d170b473b8b5b2ef869aebb021f837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1fb336a6db8a77ff1186466227d058ce1d170b473b8b5b2ef869aebb021f837", kill_on_drop: false }`
[INFO] [stdout] e1fb336a6db8a77ff1186466227d058ce1d170b473b8b5b2ef869aebb021f837