[INFO] fetching crate merfolk_backend_serialport 0.1.0... [INFO] checking merfolk_backend_serialport-0.1.0 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] extracting crate merfolk_backend_serialport 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate merfolk_backend_serialport 0.1.0 on toolchain 506512391b1a75ae450d36c9420978402a91abcc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 65 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.21.0 (latest: v0.23.0) [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding darling v0.12.4 (latest: v0.20.9) [INFO] [stderr] Adding darling_core v0.12.4 (latest: v0.20.9) [INFO] [stderr] Adding darling_macro v0.12.4 (latest: v0.20.9) [INFO] [stderr] Adding derive_builder v0.10.2 (latest: v0.20.0) [INFO] [stderr] Adding derive_builder_core v0.10.2 (latest: v0.20.0) [INFO] [stderr] Adding derive_builder_macro v0.10.2 (latest: v0.20.0) [INFO] [stderr] Adding gimli v0.28.1 (latest: v0.30.0) [INFO] [stderr] Adding nix v0.26.4 (latest: v0.29.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.36.0) [INFO] [stderr] Adding ron v0.6.6 (latest: v0.8.1) [INFO] [stderr] Adding spin v0.7.1 (latest: v0.9.8) [INFO] [stderr] Adding strsim v0.10.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.66) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded derive_builder_macro v0.10.2 [INFO] [stderr] Downloaded merfolk v0.1.4 [INFO] [stderr] Downloaded spin v0.7.1 [INFO] [stderr] Downloaded derive_builder_core v0.10.2 [INFO] [stderr] Downloaded derive_builder v0.10.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4da2b45e529b2a67df07e4a9a1c710fe2528bbf5aa365277b998462d607633bd [INFO] running `Command { std: "docker" "start" "-a" "4da2b45e529b2a67df07e4a9a1c710fe2528bbf5aa365277b998462d607633bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4da2b45e529b2a67df07e4a9a1c710fe2528bbf5aa365277b998462d607633bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4da2b45e529b2a67df07e4a9a1c710fe2528bbf5aa365277b998462d607633bd", kill_on_drop: false }` [INFO] [stdout] 4da2b45e529b2a67df07e4a9a1c710fe2528bbf5aa365277b998462d607633bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8cd25354b8ad5faf3be3355dfa08840c2c15e7dae8877b33c06d0120a7c98bd9 [INFO] running `Command { std: "docker" "start" "-a" "8cd25354b8ad5faf3be3355dfa08840c2c15e7dae8877b33c06d0120a7c98bd9", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Checking base64 v0.13.1 [INFO] [stderr] Checking spin v0.7.1 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking libudev v0.3.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling thiserror-impl v1.0.61 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Checking thiserror v1.0.61 [INFO] [stderr] Checking unescaper v0.1.4 [INFO] [stderr] Checking serialport v4.3.0 [INFO] [stderr] Compiling darling_core v0.12.4 [INFO] [stderr] Compiling darling_macro v0.12.4 [INFO] [stderr] Checking serde v1.0.203 [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 ron v0.6.6 [INFO] [stderr] Checking merfolk v0.1.4 [INFO] [stderr] Checking merfolk_backend_serialport 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:153:25 [INFO] [stdout] | [INFO] [stdout] 153 | 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] 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 = crate::Error().build().unwrap(); [INFO] [stdout] | ~~~~~~~~~~~~ [INFO] [stdout] 153 | let register_caller = merfolk::Error().build().unwrap(); [INFO] [stdout] | ~~~~~~~~~~~~~~ [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:154:27 [INFO] [stdout] | [INFO] [stdout] 154 | 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] 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 = crate::Error().build().unwrap(); [INFO] [stdout] | ~~~~~~~~~~~~ [INFO] [stdout] 154 | let register_receiver = merfolk::Error().build().unwrap(); [INFO] [stdout] | ~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 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_serialport` (test "test") due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "8cd25354b8ad5faf3be3355dfa08840c2c15e7dae8877b33c06d0120a7c98bd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8cd25354b8ad5faf3be3355dfa08840c2c15e7dae8877b33c06d0120a7c98bd9", kill_on_drop: false }` [INFO] [stdout] 8cd25354b8ad5faf3be3355dfa08840c2c15e7dae8877b33c06d0120a7c98bd9 [INFO] checking merfolk_backend_serialport-0.1.0 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384 [INFO] extracting crate merfolk_backend_serialport 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate merfolk_backend_serialport 0.1.0 on toolchain dae34b759e282c069aa28752564694effd121a63 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 65 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.21.0 (latest: v0.23.0) [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding darling v0.12.4 (latest: v0.20.9) [INFO] [stderr] Adding darling_core v0.12.4 (latest: v0.20.9) [INFO] [stderr] Adding darling_macro v0.12.4 (latest: v0.20.9) [INFO] [stderr] Adding derive_builder v0.10.2 (latest: v0.20.0) [INFO] [stderr] Adding derive_builder_core v0.10.2 (latest: v0.20.0) [INFO] [stderr] Adding derive_builder_macro v0.10.2 (latest: v0.20.0) [INFO] [stderr] Adding gimli v0.28.1 (latest: v0.30.0) [INFO] [stderr] Adding nix v0.26.4 (latest: v0.29.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.36.0) [INFO] [stderr] Adding ron v0.6.6 (latest: v0.8.1) [INFO] [stderr] Adding spin v0.7.1 (latest: v0.9.8) [INFO] [stderr] Adding strsim v0.10.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.66) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 88d2b78e8c6e9a12f8c6657d3e898a22edb627863e15c99073d3380e2ea78c6d [INFO] running `Command { std: "docker" "start" "-a" "88d2b78e8c6e9a12f8c6657d3e898a22edb627863e15c99073d3380e2ea78c6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "88d2b78e8c6e9a12f8c6657d3e898a22edb627863e15c99073d3380e2ea78c6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88d2b78e8c6e9a12f8c6657d3e898a22edb627863e15c99073d3380e2ea78c6d", kill_on_drop: false }` [INFO] [stdout] 88d2b78e8c6e9a12f8c6657d3e898a22edb627863e15c99073d3380e2ea78c6d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 636e46930ceb1e9a1b77374fb7b6857e65ad346c17347378ed2f8977e4711ebe [INFO] running `Command { std: "docker" "start" "-a" "636e46930ceb1e9a1b77374fb7b6857e65ad346c17347378ed2f8977e4711ebe", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "636e46930ceb1e9a1b77374fb7b6857e65ad346c17347378ed2f8977e4711ebe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "636e46930ceb1e9a1b77374fb7b6857e65ad346c17347378ed2f8977e4711ebe", kill_on_drop: false }` [INFO] [stdout] 636e46930ceb1e9a1b77374fb7b6857e65ad346c17347378ed2f8977e4711ebe