[INFO] fetching crate merfolk_backend_serialport 0.1.0... [INFO] testing merfolk_backend_serialport-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate merfolk_backend_serialport 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate merfolk_backend_serialport 0.1.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate merfolk_backend_serialport 0.1.0 [INFO] tweaked toml for crates.io crate merfolk_backend_serialport 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate merfolk_backend_serialport 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 62 packages to latest compatible versions [INFO] [stderr] Adding core-foundation v0.10.0 (available: v0.10.1) [INFO] [stderr] Adding derive_builder v0.10.2 (available: v0.20.2) [INFO] [stderr] Adding quote v1.0.40 (available: v1.0.42) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding ron v0.6.6 (available: v0.12.0) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mach2 v0.4.3 [INFO] [stderr] Downloaded ron v0.6.6 [INFO] [stderr] Downloaded darling_macro v0.12.4 [INFO] [stderr] Downloaded unescaper v0.1.6 [INFO] [stderr] Downloaded derive_builder_macro v0.10.2 [INFO] [stderr] Downloaded derive_builder_core v0.10.2 [INFO] [stderr] Downloaded spin v0.7.1 [INFO] [stderr] Downloaded darling_core v0.12.4 [INFO] [stderr] Downloaded darling v0.12.4 [INFO] [stderr] Downloaded serialport v4.8.1 [INFO] [stderr] Downloaded derive_builder v0.10.2 [INFO] [stderr] Downloaded merfolk v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 10b6981078e302cc3f59525a8468ca5f9ec29b58aa515b7b0740de3dc803e44c [INFO] running `Command { std: "docker" "start" "-a" "10b6981078e302cc3f59525a8468ca5f9ec29b58aa515b7b0740de3dc803e44c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10b6981078e302cc3f59525a8468ca5f9ec29b58aa515b7b0740de3dc803e44c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10b6981078e302cc3f59525a8468ca5f9ec29b58aa515b7b0740de3dc803e44c", kill_on_drop: false }` [INFO] [stdout] 10b6981078e302cc3f59525a8468ca5f9ec29b58aa515b7b0740de3dc803e44c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ff26a7433ea1b62ca3374e4ba27807e4fe118d9a26743399396ec4864e9289f [INFO] running `Command { std: "docker" "start" "-a" "5ff26a7433ea1b62ca3374e4ba27807e4fe118d9a26743399396ec4864e9289f", kill_on_drop: false }` [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling bitflags v2.10.0 [INFO] [stderr] Compiling spin v0.7.1 [INFO] [stderr] Compiling base64 v0.13.1 [INFO] [stderr] Compiling tokio v1.48.0 [INFO] [stderr] Compiling nix v0.26.4 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling libudev v0.3.0 [INFO] [stderr] Compiling thiserror-impl v2.0.17 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling darling_core v0.12.4 [INFO] [stderr] Compiling thiserror v2.0.17 [INFO] [stderr] Compiling unescaper v0.1.6 [INFO] [stderr] Compiling serialport v4.8.1 [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 serde v1.0.228 [INFO] [stderr] Compiling merfolk v0.1.4 [INFO] [stderr] Compiling ron v0.6.6 [INFO] [stderr] Compiling merfolk_backend_serialport v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.07s [INFO] running `Command { std: "docker" "inspect" "5ff26a7433ea1b62ca3374e4ba27807e4fe118d9a26743399396ec4864e9289f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ff26a7433ea1b62ca3374e4ba27807e4fe118d9a26743399396ec4864e9289f", kill_on_drop: false }` [INFO] [stdout] 5ff26a7433ea1b62ca3374e4ba27807e4fe118d9a26743399396ec4864e9289f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7ba459c64c908c35f52aab67664a119867a47b245aa4d6322c4ba0c115b0d20 [INFO] running `Command { std: "docker" "start" "-a" "d7ba459c64c908c35f52aab67664a119867a47b245aa4d6322c4ba0c115b0d20", kill_on_drop: false }` [INFO] [stderr] Compiling merfolk_backend_serialport v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `merfolk_frontend_register` [INFO] [stdout] --> test/tests.rs:153:25 [INFO] [stdout] | [INFO] [stdout] 153 | let register_caller = merfolk_frontend_register::Register::builder().build().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `merfolk_frontend_register` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `merfolk_frontend_register`, use `cargo add merfolk_frontend_register` to add it to your `Cargo.toml` [INFO] [stdout] help: there is an enum variant `crate::Error::Register` and 1 other; try using the variant's enum [INFO] [stdout] | [INFO] [stdout] 153 - let register_caller = merfolk_frontend_register::Register::builder().build().unwrap(); [INFO] [stdout] 153 + let register_caller = crate::Error::builder().build().unwrap(); [INFO] [stdout] | [INFO] [stdout] 153 - let register_caller = merfolk_frontend_register::Register::builder().build().unwrap(); [INFO] [stdout] 153 + let register_caller = merfolk::Error::builder().build().unwrap(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `merfolk_frontend_register` [INFO] [stdout] --> test/tests.rs:154:27 [INFO] [stdout] | [INFO] [stdout] 154 | let register_receiver = merfolk_frontend_register::Register::builder().build().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `merfolk_frontend_register` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `merfolk_frontend_register`, use `cargo add merfolk_frontend_register` to add it to your `Cargo.toml` [INFO] [stdout] help: there is an enum variant `crate::Error::Register` and 1 other; try using the variant's enum [INFO] [stdout] | [INFO] [stdout] 154 - let register_receiver = merfolk_frontend_register::Register::builder().build().unwrap(); [INFO] [stdout] 154 + let register_receiver = crate::Error::builder().build().unwrap(); [INFO] [stdout] | [INFO] [stdout] 154 - let register_receiver = merfolk_frontend_register::Register::builder().build().unwrap(); [INFO] [stdout] 154 + let register_receiver = merfolk::Error::builder().build().unwrap(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `armv7` [INFO] [stdout] --> test/tests.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | #[cfg(all(unix, not(target_arch = "armv7")))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_arch` are: `aarch64`, `amdgpu`, `arm`, `arm64ec`, `avr`, `bpf`, `csky`, `hexagon`, `loongarch32`, `loongarch64`, `m68k`, `mips`, `mips32r6`, `mips64`, `mips64r6`, `msp430`, `nvptx64`, `powerpc`, `powerpc64`, `riscv32`, `riscv64`, `s390x`, `sparc`, `sparc64`, `wasm32`, `wasm64`, `x86`, `x86_64`, and `xtensa` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `armv7` [INFO] [stdout] --> test/tests.rs:4:21 [INFO] [stdout] | [INFO] [stdout] 4 | #[cfg(all(unix, not(target_arch = "armv7")))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_arch` are: `aarch64`, `amdgpu`, `arm`, `arm64ec`, `avr`, `bpf`, `csky`, `hexagon`, `loongarch32`, `loongarch64`, `m68k`, `mips`, `mips32r6`, `mips64`, `mips64r6`, `msp430`, `nvptx64`, `powerpc`, `powerpc64`, `riscv32`, `riscv64`, `s390x`, `sparc`, `sparc64`, `wasm32`, `wasm64`, `x86`, `x86_64`, and `xtensa` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `armv7` [INFO] [stdout] --> test/tests.rs:151:21 [INFO] [stdout] | [INFO] [stdout] 151 | #[cfg(all(unix, not(target_arch = "armv7")))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_arch` are: `aarch64`, `amdgpu`, `arm`, `arm64ec`, `avr`, `bpf`, `csky`, `hexagon`, `loongarch32`, `loongarch64`, `m68k`, `mips`, `mips32r6`, `mips64`, `mips64r6`, `msp430`, `nvptx64`, `powerpc`, `powerpc64`, `riscv32`, `riscv64`, `s390x`, `sparc`, `sparc64`, `wasm32`, `wasm64`, `x86`, `x86_64`, and `xtensa` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> test/tests.rs:183:46 [INFO] [stdout] | [INFO] [stdout] 183 | let result: i32 = merfolk_caller.frontend(|f| f.call("add", &(a, b)).unwrap()).unwrap(); [INFO] [stdout] | ^ - type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 183 | let result: i32 = merfolk_caller.frontend(|f: /* Type */| f.call("add", &(a, b)).unwrap()).unwrap(); [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `merfolk_backend_serialport` (test "test") due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d7ba459c64c908c35f52aab67664a119867a47b245aa4d6322c4ba0c115b0d20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7ba459c64c908c35f52aab67664a119867a47b245aa4d6322c4ba0c115b0d20", kill_on_drop: false }` [INFO] [stdout] d7ba459c64c908c35f52aab67664a119867a47b245aa4d6322c4ba0c115b0d20