[INFO] fetching crate mdbook-fishextract 0.1.0... [INFO] testing mdbook-fishextract-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate mdbook-fishextract 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate mdbook-fishextract 0.1.0 [INFO] finished tweaking crates.io crate mdbook-fishextract 0.1.0 [INFO] tweaked toml for crates.io crate mdbook-fishextract 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mdbook-fishextract 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mdbook-fishextract 0.1.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded toml v0.5.10 [INFO] [stderr] Downloaded semver v1.0.16 [INFO] [stderr] Downloaded block-buffer v0.10.3 [INFO] [stderr] Downloaded mdbook-boilerplate v0.1.0 [INFO] [stderr] Downloaded cpufeatures v0.2.5 [INFO] [stderr] Downloaded terminal_size v0.2.3 [INFO] [stderr] Downloaded opener v0.5.0 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.83 [INFO] [stderr] Downloaded cxxbridge-flags v1.0.86 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.83 [INFO] [stderr] Downloaded pest_generator v2.5.3 [INFO] [stderr] Downloaded thread_local v1.1.4 [INFO] [stderr] Downloaded pulldown-cmark-to-cmark v10.0.4 [INFO] [stderr] Downloaded tempfile v3.3.0 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.83 [INFO] [stderr] Downloaded pest_derive v2.5.3 [INFO] [stderr] Downloaded fs-err v2.9.0 [INFO] [stderr] Downloaded clap_complete v4.1.0 [INFO] [stderr] Downloaded pest_meta v2.5.3 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.83 [INFO] [stderr] Downloaded cxxbridge-macro v1.0.86 [INFO] [stderr] Downloaded bumpalo v3.11.1 [INFO] [stderr] Downloaded anyhow v1.0.68 [INFO] [stderr] Downloaded pulldown-cmark v0.9.2 [INFO] [stderr] Downloaded backtrace v0.3.67 [INFO] [stderr] Downloaded handlebars v4.3.6 [INFO] [stderr] Downloaded pest v2.5.3 [INFO] [stderr] Downloaded cxx-build v1.0.86 [INFO] [stderr] Downloaded js-sys v0.3.60 [INFO] [stderr] Downloaded serde_json v1.0.91 [INFO] [stderr] Downloaded cc v1.0.78 [INFO] [stderr] Downloaded wasm-bindgen v0.2.83 [INFO] [stderr] Downloaded tracing-subscriber v0.3.16 [INFO] [stderr] Downloaded clap v4.1.1 [INFO] [stderr] Downloaded object v0.30.2 [INFO] [stderr] Downloaded rustix v0.36.6 [INFO] [stderr] Downloaded cxx v1.0.86 [INFO] [stderr] Downloaded gimli v0.27.0 [INFO] [stderr] Downloaded mdbook v0.4.25 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dedd4efa6ec53321251475deea29cc3d7938b999aa369f4015cc2fe0f6590ab7 [INFO] running `Command { std: "docker" "start" "-a" "dedd4efa6ec53321251475deea29cc3d7938b999aa369f4015cc2fe0f6590ab7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dedd4efa6ec53321251475deea29cc3d7938b999aa369f4015cc2fe0f6590ab7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dedd4efa6ec53321251475deea29cc3d7938b999aa369f4015cc2fe0f6590ab7", kill_on_drop: false }` [INFO] [stdout] dedd4efa6ec53321251475deea29cc3d7938b999aa369f4015cc2fe0f6590ab7 [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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ef64aaacbfb40b3fc729b29e0a9e57c9e4c9b24e59e28a2af1cd211395b9975 [INFO] running `Command { std: "docker" "start" "-a" "6ef64aaacbfb40b3fc729b29e0a9e57c9e4c9b24e59e28a2af1cd211395b9975", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.50 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling once_cell v1.17.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling io-lifetimes v1.0.4 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling thiserror v1.0.38 [INFO] [stderr] Compiling rustix v0.36.6 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling serde_derive v1.0.152 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.50/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file` [INFO] [stdout] | [INFO] [stdout] 92 - feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] 92 + feature(proc_macro_span, proc_macro_span_file) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling ucd-trie v0.1.5 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling tracing-core v0.1.30 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "6ef64aaacbfb40b3fc729b29e0a9e57c9e4c9b24e59e28a2af1cd211395b9975", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ef64aaacbfb40b3fc729b29e0a9e57c9e4c9b24e59e28a2af1cd211395b9975", kill_on_drop: false }` [INFO] [stdout] 6ef64aaacbfb40b3fc729b29e0a9e57c9e4c9b24e59e28a2af1cd211395b9975