[INFO] fetching crate merfolk_backend_serialport 0.1.0... [INFO] checking merfolk_backend_serialport-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate merfolk_backend_serialport 0.1.0 into /workspace/builds/worker-4-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-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate merfolk_backend_serialport 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 75 packages to latest compatible versions [INFO] [stderr] Adding derive_builder v0.10.2 (available: v0.20.2) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding ron v0.6.6 (available: v0.10.1) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.16) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded merfolk v0.1.4 [INFO] [stderr] Downloaded derive_builder_macro v0.10.2 [INFO] [stderr] Downloaded libudev v0.3.0 [INFO] [stderr] Downloaded spin v0.7.1 [INFO] [stderr] Downloaded derive_builder v0.10.2 [INFO] [stderr] Downloaded derive_builder_core v0.10.2 [INFO] [stderr] Downloaded serialport v4.7.3 [INFO] [stderr] Downloaded ron v0.6.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6e30063ff9d31235648e620da97585ab6df7770c6717f66a51bcba2ba10c4dd4 [INFO] running `Command { std: "docker" "start" "-a" "6e30063ff9d31235648e620da97585ab6df7770c6717f66a51bcba2ba10c4dd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e30063ff9d31235648e620da97585ab6df7770c6717f66a51bcba2ba10c4dd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e30063ff9d31235648e620da97585ab6df7770c6717f66a51bcba2ba10c4dd4", kill_on_drop: false }` [INFO] [stdout] 6e30063ff9d31235648e620da97585ab6df7770c6717f66a51bcba2ba10c4dd4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08b102e2500f6753046d11888b7aeb9d4e1559ec3b1a7dfb0c6184ffb56e9be4 [INFO] running `Command { std: "docker" "start" "-a" "08b102e2500f6753046d11888b7aeb9d4e1559ec3b1a7dfb0c6184ffb56e9be4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Compiling pkg-config v0.3.32 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling thiserror v2.0.16 [INFO] [stderr] Compiling anyhow v1.0.99 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Checking base64 v0.13.1 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking spin v0.7.1 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking bitflags v2.9.3 [INFO] [stderr] Checking tokio v1.47.1 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking libudev v0.3.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling thiserror-impl v2.0.16 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling darling_core v0.12.4 [INFO] [stderr] Checking unescaper v0.1.6 [INFO] [stderr] Checking serialport v4.7.3 [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] Checking derive_builder v0.10.2 [INFO] [stderr] Checking merfolk v0.1.4 [INFO] [stderr] Checking ron v0.6.6 [INFO] [stderr] Checking 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] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stderr] error: could not compile `merfolk_backend_serialport` (test "test") due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "08b102e2500f6753046d11888b7aeb9d4e1559ec3b1a7dfb0c6184ffb56e9be4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08b102e2500f6753046d11888b7aeb9d4e1559ec3b1a7dfb0c6184ffb56e9be4", kill_on_drop: false }` [INFO] [stdout] 08b102e2500f6753046d11888b7aeb9d4e1559ec3b1a7dfb0c6184ffb56e9be4