[INFO] fetching crate merfolk_backend_in_process 0.1.0...
[INFO] checking merfolk_backend_in_process-0.1.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate merfolk_backend_in_process 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate merfolk_backend_in_process 0.1.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", 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] a5e50ae4e306a85de79b3119fa7f83d17ff8a25bba70cbe2c1edfe01b11d92bc
[INFO] running `Command { std: "docker" "start" "-a" "a5e50ae4e306a85de79b3119fa7f83d17ff8a25bba70cbe2c1edfe01b11d92bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5e50ae4e306a85de79b3119fa7f83d17ff8a25bba70cbe2c1edfe01b11d92bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5e50ae4e306a85de79b3119fa7f83d17ff8a25bba70cbe2c1edfe01b11d92bc", kill_on_drop: false }`
[INFO] [stdout] a5e50ae4e306a85de79b3119fa7f83d17ff8a25bba70cbe2c1edfe01b11d92bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e046ce8f402d88e56163d08307b23cc18add6dc5bd8bc314a3818f3e42e8191
[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" "1e046ce8f402d88e56163d08307b23cc18add6dc5bd8bc314a3818f3e42e8191", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling anyhow v1.0.48
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]     Checking spin v0.7.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]     Checking thiserror v1.0.30
[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]     Checking derive_builder v0.10.2
[INFO] [stderr]     Checking merfolk v0.1.4
[INFO] [stderr]     Checking 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] running `Command { std: "docker" "inspect" "1e046ce8f402d88e56163d08307b23cc18add6dc5bd8bc314a3818f3e42e8191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e046ce8f402d88e56163d08307b23cc18add6dc5bd8bc314a3818f3e42e8191", kill_on_drop: false }`
[INFO] [stdout] 1e046ce8f402d88e56163d08307b23cc18add6dc5bd8bc314a3818f3e42e8191