[INFO] cloning repository https://github.com/emgardner/mks-servo-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emgardner/mks-servo-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femgardner%2Fmks-servo-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femgardner%2Fmks-servo-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8d320bdb688229d0c641fa07f8698556ebe01ffa [INFO] documenting emgardner/mks-servo-rust against beta-2025-09-21 for beta-rustdoc-1.91-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femgardner%2Fmks-servo-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/emgardner/mks-servo-rust [INFO] finished tweaking git repo https://github.com/emgardner/mks-servo-rust [INFO] tweaked toml for git repo https://github.com/emgardner/mks-servo-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/emgardner/mks-servo-rust on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/emgardner/mks-servo-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-serial v5.4.4 [INFO] [stderr] Downloaded unescaper v0.1.4 [INFO] [stderr] Downloaded mach2 v0.4.2 [INFO] [stderr] Downloaded serialport v4.3.0 [INFO] [stderr] Downloaded mio-serial v5.0.5 [INFO] [stderr] Downloaded backtrace v0.3.72 [INFO] [stderr] Downloaded tokio-modbus v0.11.0 [INFO] [stderr] Downloaded object v0.35.0 [INFO] [stderr] Downloaded regex v1.10.4 [INFO] [stderr] Downloaded regex-syntax v0.8.3 [INFO] [stderr] Downloaded regex-automata v0.4.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cdaf509fc0a8bab7c974b10d9a07725d95d920a6521b50511c13bb5f8b888d34 [INFO] running `Command { std: "docker" "start" "-a" "cdaf509fc0a8bab7c974b10d9a07725d95d920a6521b50511c13bb5f8b888d34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cdaf509fc0a8bab7c974b10d9a07725d95d920a6521b50511c13bb5f8b888d34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdaf509fc0a8bab7c974b10d9a07725d95d920a6521b50511c13bb5f8b888d34", kill_on_drop: false }` [INFO] [stdout] cdaf509fc0a8bab7c974b10d9a07725d95d920a6521b50511c13bb5f8b888d34 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ddbdbc15e9bd18a4f125a5f2fd4df6991bbf2c7a49a67bd70f43e405334fef84 [INFO] running `Command { std: "docker" "start" "-a" "ddbdbc15e9bd18a4f125a5f2fd4df6991bbf2c7a49a67bd70f43e405334fef84", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking lock_api v0.4.12 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling thiserror-impl v1.0.61 [INFO] [stderr] Compiling tokio-macros v2.3.0 [INFO] [stderr] Compiling async-trait v0.1.80 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking tokio v1.38.0 [INFO] [stderr] Checking thiserror v1.0.61 [INFO] [stderr] Checking unescaper v0.1.4 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking serialport v4.3.0 [INFO] [stderr] Checking mio-serial v5.0.5 [INFO] [stderr] Checking tokio-util v0.7.11 [INFO] [stderr] Checking tokio-serial v5.4.4 [INFO] [stderr] Checking tokio-modbus v0.11.0 [INFO] [stderr] Documenting mks-servo-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.53s [INFO] [stderr] Generated /opt/rustwide/target/doc/mks_servo_rust/index.html [INFO] running `Command { std: "docker" "inspect" "ddbdbc15e9bd18a4f125a5f2fd4df6991bbf2c7a49a67bd70f43e405334fef84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddbdbc15e9bd18a4f125a5f2fd4df6991bbf2c7a49a67bd70f43e405334fef84", kill_on_drop: false }` [INFO] [stdout] ddbdbc15e9bd18a4f125a5f2fd4df6991bbf2c7a49a67bd70f43e405334fef84 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 27ab3e682a5628f22d194fb30c83c226ef3d0492e5fc046c0698080a5d1f172c [INFO] running `Command { std: "docker" "start" "-a" "27ab3e682a5628f22d194fb30c83c226ef3d0492e5fc046c0698080a5d1f172c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] [stderr] Compiling thiserror v1.0.61 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stdout] error[E0412]: cannot find type `SourceFile` in crate `proc_macro` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.85/src/wrapper.rs:365:26 [INFO] [stdout] | [INFO] [stdout] 365 | Compiler(proc_macro::SourceFile), [INFO] [stdout] | ^^^^^^^^^^ not found in `proc_macro` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these structs [INFO] [stdout] | [INFO] [stdout] 1 + use crate::SourceFile; [INFO] [stdout] | [INFO] [stdout] 1 + use crate::fallback::SourceFile; [INFO] [stdout] | [INFO] [stdout] help: if you import `SourceFile`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 365 - Compiler(proc_macro::SourceFile), [INFO] [stdout] 365 + Compiler(SourceFile), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `SourceFile` in crate `proc_macro` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.85/src/wrapper.rs:371:32 [INFO] [stdout] | [INFO] [stdout] 371 | fn nightly(sf: proc_macro::SourceFile) -> Self { [INFO] [stdout] | ^^^^^^^^^^ not found in `proc_macro` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these structs [INFO] [stdout] | [INFO] [stdout] 1 + use crate::SourceFile; [INFO] [stdout] | [INFO] [stdout] 1 + use crate::fallback::SourceFile; [INFO] [stdout] | [INFO] [stdout] help: if you import `SourceFile`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 371 - fn nightly(sf: proc_macro::SourceFile) -> Self { [INFO] [stdout] 371 + fn nightly(sf: SourceFile) -> Self { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `source_file` found for reference `&proc_macro::Span` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.85/src/wrapper.rs:461:56 [INFO] [stdout] | [INFO] [stdout] 461 | Span::Compiler(s) => SourceFile::nightly(s.source_file()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: there is a method `source` with a similar name [INFO] [stdout] | [INFO] [stdout] 461 - Span::Compiler(s) => SourceFile::nightly(s.source_file()), [INFO] [stdout] 461 + Span::Compiler(s) => SourceFile::nightly(s.source()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "27ab3e682a5628f22d194fb30c83c226ef3d0492e5fc046c0698080a5d1f172c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27ab3e682a5628f22d194fb30c83c226ef3d0492e5fc046c0698080a5d1f172c", kill_on_drop: false }` [INFO] [stdout] 27ab3e682a5628f22d194fb30c83c226ef3d0492e5fc046c0698080a5d1f172c