[INFO] fetching crate mdxbook 0.4.25... [INFO] checking mdxbook-0.4.25 against master#bbe853615821442ef11d6cd42a30a73432b38d89 for pr-154205 [INFO] extracting crate mdxbook 0.4.25 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate mdxbook 0.4.25 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate mdxbook 0.4.25 [INFO] tweaked toml for crates.io crate mdxbook 0.4.25 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mdxbook 0.4.25 on toolchain bbe853615821442ef11d6cd42a30a73432b38d89 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mdxbook 0.4.25 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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "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 pin-project-lite v0.2.9 [INFO] [stderr] Downloaded tower-service v0.3.2 [INFO] [stderr] Downloaded winapi-util v0.1.5 [INFO] [stderr] Downloaded precomputed-hash v0.1.1 [INFO] [stderr] Downloaded tendril v0.4.3 [INFO] [stderr] Downloaded parking_lot v0.12.1 [INFO] [stderr] Downloaded select v0.6.0 [INFO] [stderr] Downloaded tungstenite v0.17.3 [INFO] [stderr] Downloaded ctor v0.1.26 [INFO] [stderr] Downloaded smallvec v1.10.0 [INFO] [stderr] Downloaded cxxbridge-flags v1.0.83 [INFO] [stderr] Downloaded scratch v1.0.2 [INFO] [stderr] Downloaded link-cplusplus v1.0.7 [INFO] [stderr] Downloaded termtree v0.4.0 [INFO] [stderr] Downloaded predicates-tree v1.0.7 [INFO] [stderr] Downloaded maplit v1.0.2 [INFO] [stderr] Downloaded assert_cmd v2.0.7 [INFO] [stderr] Downloaded ammonia v3.3.0 [INFO] [stderr] Downloaded codespan-reporting v0.11.1 [INFO] [stderr] Downloaded cxxbridge-macro v1.0.83 [INFO] [stderr] Downloaded cxx-build v1.0.83 [INFO] [stderr] Downloaded elasticlunr-rs v3.0.1 [INFO] [stderr] Downloaded pest v2.5.1 [INFO] [stderr] Downloaded pulldown-cmark v0.9.2 [INFO] [stderr] Downloaded handlebars v4.3.5 [INFO] [stderr] Downloaded wasm-bindgen v0.2.83 [INFO] [stderr] Downloaded cxx v1.0.83 [INFO] [stderr] Downloaded regex-syntax v0.6.28 [INFO] [stderr] Downloaded chrono v0.4.23 [INFO] [stderr] Downloaded clap v4.0.29 [INFO] [stderr] Downloaded libc v0.2.138 [INFO] [stderr] Downloaded tokio v1.23.0 [INFO] [stderr] Downloaded bstr v0.2.17 [INFO] [stderr] Downloaded bstr v1.0.1 [INFO] [stderr] Downloaded rustix v0.36.5 [INFO] [stderr] Downloaded windows_i686_gnu v0.42.0 [INFO] [stderr] Downloaded windows_i686_msvc v0.42.0 [INFO] [stderr] Downloaded windows_x86_64_msvc v0.42.0 [INFO] [stderr] Downloaded windows_aarch64_msvc v0.42.0 [INFO] [stderr] Downloaded windows_x86_64_gnu v0.42.0 [INFO] [stderr] Downloaded crossbeam-channel v0.5.6 [INFO] [stderr] Downloaded js-sys v0.3.60 [INFO] [stderr] Downloaded bumpalo v3.11.1 [INFO] [stderr] Downloaded num-traits v0.2.15 [INFO] [stderr] Downloaded aho-corasick v0.7.20 [INFO] [stderr] Downloaded windows_aarch64_gnullvm v0.42.0 [INFO] [stderr] Downloaded cc v1.0.77 [INFO] [stderr] Downloaded crossbeam-utils v0.8.14 [INFO] [stderr] Downloaded notify v5.0.0 [INFO] [stderr] Downloaded windows_x86_64_gnullvm v0.42.0 [INFO] [stderr] Downloaded io-lifetimes v1.0.3 [INFO] [stderr] Downloaded termcolor v1.1.3 [INFO] [stderr] Downloaded ucd-trie v0.1.5 [INFO] [stderr] Downloaded pest_meta v2.5.1 [INFO] [stderr] Downloaded pest_derive v2.5.1 [INFO] [stderr] Downloaded diff v0.1.13 [INFO] [stderr] Downloaded anyhow v1.0.66 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.83 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.83 [INFO] [stderr] Downloaded iana-time-zone v0.1.53 [INFO] [stderr] Downloaded os_str_bytes v6.4.1 [INFO] [stderr] Downloaded humantime v2.1.0 [INFO] [stderr] Downloaded env_logger v0.10.0 [INFO] [stderr] Downloaded glob v0.3.0 [INFO] [stderr] Downloaded linux-raw-sys v0.1.4 [INFO] [stderr] Downloaded predicates v2.1.4 [INFO] [stderr] Downloaded core-foundation-sys v0.8.3 [INFO] [stderr] Downloaded num-integer v0.1.45 [INFO] [stderr] Downloaded clap_complete v4.0.6 [INFO] [stderr] Downloaded filetime v0.2.19 [INFO] [stderr] Downloaded inotify v0.9.6 [INFO] [stderr] Downloaded normalize-line-endings v0.3.0 [INFO] [stderr] Downloaded pretty_assertions v1.3.0 [INFO] [stderr] Downloaded idna v0.3.0 [INFO] [stderr] Downloaded unicode-width v0.1.10 [INFO] [stderr] Downloaded iana-time-zone-haiku v0.1.1 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.83 [INFO] [stderr] Downloaded errno v0.2.8 [INFO] [stderr] Downloaded gitignore v1.0.7 [INFO] [stderr] Downloaded html5ever v0.26.0 [INFO] [stderr] Downloaded windows-sys v0.42.0 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.83 [INFO] [stderr] Downloaded pest_generator v2.5.1 [INFO] [stderr] Downloaded kqueue v1.0.7 [INFO] [stderr] Downloaded syn v1.0.105 [INFO] [stderr] Downloaded clap_lex v0.3.0 [INFO] [stderr] Downloaded hermit-abi v0.2.6 [INFO] [stderr] Downloaded is-terminal v0.4.1 [INFO] [stderr] Downloaded inotify-sys v0.1.5 [INFO] [stderr] Downloaded regex v1.7.0 [INFO] [stderr] Downloaded kqueue-sys v1.0.3 [INFO] [stderr] Downloaded notify-debouncer-mini v0.2.1 [INFO] [stderr] Downloaded predicates-core v1.0.5 [INFO] [stderr] Downloaded markup5ever_rcdom v0.2.0 [INFO] [stderr] Downloaded opener v0.5.0 [INFO] [stderr] Downloaded yansi v0.5.1 [INFO] [stderr] Downloaded float-cmp v0.9.0 [INFO] [stderr] Downloaded hyper v0.14.23 [INFO] [stderr] Downloaded futures-util v0.3.25 [INFO] [stderr] Downloaded terminal_size v0.2.3 [INFO] [stderr] Downloaded errno-dragonfly v0.1.2 [INFO] [stderr] Downloaded fsevent-sys v4.1.0 [INFO] [stderr] Downloaded either v1.8.0 [INFO] [stderr] Downloaded h2 v0.3.15 [INFO] [stderr] Downloaded phf_generator v0.10.0 [INFO] [stderr] Downloaded serde_json v1.0.89 [INFO] [stderr] Downloaded output_vt100 v0.1.3 [INFO] [stderr] Downloaded bit-vec v0.6.3 [INFO] [stderr] Downloaded bit-set v0.5.3 [INFO] [stderr] Downloaded phf v0.10.1 [INFO] [stderr] Downloaded phf_codegen v0.10.0 [INFO] [stderr] Downloaded lock_api v0.4.9 [INFO] [stderr] Downloaded parking_lot_core v0.9.5 [INFO] [stderr] Downloaded http v0.2.8 [INFO] [stderr] Downloaded unicode-normalization v0.1.22 [INFO] [stderr] Downloaded mio v0.8.5 [INFO] [stderr] Downloaded warp v0.3.3 [INFO] [stderr] Downloaded toml v0.5.10 [INFO] [stderr] Downloaded headers v0.3.8 [INFO] [stderr] Downloaded serde v1.0.150 [INFO] [stderr] Downloaded url v2.3.1 [INFO] [stderr] Downloaded bytes v1.3.0 [INFO] [stderr] Downloaded memchr v2.5.0 [INFO] [stderr] Downloaded tokio-util v0.7.4 [INFO] [stderr] Downloaded markup5ever v0.11.0 [INFO] [stderr] Downloaded xml5ever v0.17.0 [INFO] [stderr] Downloaded indexmap v1.9.2 [INFO] [stderr] Downloaded pin-project v1.0.12 [INFO] [stderr] Downloaded serde_derive v1.0.150 [INFO] [stderr] Downloaded tokio-stream v0.1.11 [INFO] [stderr] Downloaded typenum v1.16.0 [INFO] [stderr] Downloaded unicode-ident v1.0.5 [INFO] [stderr] Downloaded semver v1.0.14 [INFO] [stderr] Downloaded tempfile v3.3.0 [INFO] [stderr] Downloaded walkdir v2.3.2 [INFO] [stderr] Downloaded futures-channel v0.3.25 [INFO] [stderr] Downloaded try-lock v0.2.3 [INFO] [stderr] Downloaded unicase v2.6.0 [INFO] [stderr] Downloaded mime_guess v2.0.4 [INFO] [stderr] Downloaded pin-project-internal v1.0.12 [INFO] [stderr] Downloaded ryu v1.0.11 [INFO] [stderr] Downloaded slab v0.4.7 [INFO] [stderr] Downloaded byteorder v1.4.3 [INFO] [stderr] Downloaded httparse v1.8.0 [INFO] [stderr] Downloaded ppv-lite86 v0.2.17 [INFO] [stderr] Downloaded getrandom v0.2.8 [INFO] [stderr] Downloaded digest v0.10.6 [INFO] [stderr] Downloaded thiserror v1.0.37 [INFO] [stderr] Downloaded unicode-bidi v0.3.8 [INFO] [stderr] Downloaded tokio-tungstenite v0.17.2 [INFO] [stderr] Downloaded socket2 v0.4.7 [INFO] [stderr] Downloaded proc-macro2 v1.0.47 [INFO] [stderr] Downloaded quote v1.0.21 [INFO] [stderr] Downloaded tracing-core v0.1.30 [INFO] [stderr] Downloaded string_cache v0.8.4 [INFO] [stderr] Downloaded siphasher v0.3.10 [INFO] [stderr] Downloaded phf_shared v0.10.0 [INFO] [stderr] Downloaded string_cache_codegen v0.5.2 [INFO] [stderr] Downloaded new_debug_unreachable v1.0.4 [INFO] [stderr] Downloaded futf v0.1.5 [INFO] [stderr] Downloaded mac v0.1.1 [INFO] [stderr] Downloaded shlex v1.1.0 [INFO] [stderr] Downloaded instant v0.1.12 [INFO] [stderr] Downloaded fastrand v1.8.0 [INFO] [stderr] Downloaded remove_dir_all v0.5.3 [INFO] [stderr] Downloaded topological-sort v0.2.2 [INFO] [stderr] Downloaded headers-core v0.2.0 [INFO] [stderr] Downloaded sha1 v0.10.5 [INFO] [stderr] Downloaded http-body v0.4.5 [INFO] [stderr] Downloaded httpdate v1.0.2 [INFO] [stderr] Downloaded want v0.3.0 [INFO] [stderr] Downloaded rustls-pemfile v0.2.1 [INFO] [stderr] Downloaded futures-macro v0.3.25 [INFO] [stderr] Downloaded futures-task v0.3.25 [INFO] [stderr] Downloaded itoa v1.0.4 [INFO] [stderr] Downloaded tinyvec_macros v0.1.0 [INFO] [stderr] Downloaded percent-encoding v2.2.0 [INFO] [stderr] Downloaded futures-core v0.3.25 [INFO] [stderr] Downloaded futures-sink v0.3.25 [INFO] [stderr] Downloaded num_cpus v1.14.0 [INFO] [stderr] Downloaded tokio-macros v1.8.2 [INFO] [stderr] Downloaded tracing v0.1.37 [INFO] [stderr] Downloaded mime v0.3.16 [INFO] [stderr] Downloaded cpufeatures v0.2.5 [INFO] [stderr] Downloaded block-buffer v0.10.3 [INFO] [stderr] Downloaded generic-array v0.14.6 [INFO] [stderr] Downloaded sha-1 v0.10.1 [INFO] [stderr] Downloaded thiserror-impl v1.0.37 [INFO] [stderr] Downloaded form_urlencoded v1.1.0 [INFO] [stderr] Downloaded once_cell v1.16.0 [INFO] [stderr] Downloaded log v0.4.17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dabf61ac3f68e9f6df9ae1fa13cf94adb0d7d1b5175dbe1670d5b9a8daca7273 [INFO] running `Command { std: "docker" "start" "-a" "dabf61ac3f68e9f6df9ae1fa13cf94adb0d7d1b5175dbe1670d5b9a8daca7273", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dabf61ac3f68e9f6df9ae1fa13cf94adb0d7d1b5175dbe1670d5b9a8daca7273", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dabf61ac3f68e9f6df9ae1fa13cf94adb0d7d1b5175dbe1670d5b9a8daca7273", kill_on_drop: false }` [INFO] [stdout] dabf61ac3f68e9f6df9ae1fa13cf94adb0d7d1b5175dbe1670d5b9a8daca7273 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cfddcbb01c4d19effabc89cbe5992b8b99cffbe87acbed453bb4122f27c8ba74 [INFO] running `Command { std: "docker" "start" "-a" "cfddcbb01c4d19effabc89cbe5992b8b99cffbe87acbed453bb4122f27c8ba74", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling libc v0.2.138 [INFO] [stderr] Compiling syn v1.0.105 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking once_cell v1.16.0 [INFO] [stderr] Compiling serde_derive v1.0.150 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling serde v1.0.150 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Checking itoa v1.0.4 [INFO] [stderr] Compiling thiserror v1.0.37 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Checking bytes v1.3.0 [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Compiling parking_lot_core v0.9.5 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking new_debug_unreachable v1.0.4 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling tokio v1.23.0 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling io-lifetimes v1.0.3 [INFO] [stderr] Checking mac v0.1.1 [INFO] [stderr] Checking futf v0.1.5 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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] Checking tinyvec v1.6.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling futures-task v0.3.25 [INFO] [stderr] Checking precomputed-hash v0.1.1 [INFO] [stderr] Checking futures-sink v0.3.25 [INFO] [stderr] Compiling rustix v0.36.5 [INFO] [stderr] Checking percent-encoding v2.2.0 [INFO] [stderr] Checking phf v0.10.1 [INFO] [stderr] Checking tendril v0.4.3 [INFO] [stderr] Compiling futures-util v0.3.25 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Checking cpufeatures v0.2.5 [INFO] [stderr] Checking linux-raw-sys v0.1.4 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking form_urlencoded v1.1.0 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling indexmap v1.9.2 [INFO] [stderr] Checking tracing-core v0.1.30 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Compiling serde_json v1.0.89 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling ucd-trie v0.1.5 [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" "cfddcbb01c4d19effabc89cbe5992b8b99cffbe87acbed453bb4122f27c8ba74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfddcbb01c4d19effabc89cbe5992b8b99cffbe87acbed453bb4122f27c8ba74", kill_on_drop: false }` [INFO] [stdout] cfddcbb01c4d19effabc89cbe5992b8b99cffbe87acbed453bb4122f27c8ba74