[INFO] cloning repository https://github.com/CavemanJay/cargo-docuserve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CavemanJay/cargo-docuserve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCavemanJay%2Fcargo-docuserve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCavemanJay%2Fcargo-docuserve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a0c9dd4516399b548303f2ace88de4685a39e2b
[INFO] checking CavemanJay/cargo-docuserve against master#292be5c7c05138d753bbd4b30db7a3f1a5c914f7 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCavemanJay%2Fcargo-docuserve" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CavemanJay/cargo-docuserve
[INFO] finished tweaking git repo https://github.com/CavemanJay/cargo-docuserve
[INFO] tweaked toml for git repo https://github.com/CavemanJay/cargo-docuserve written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CavemanJay/cargo-docuserve on toolchain 292be5c7c05138d753bbd4b30db7a3f1a5c914f7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CavemanJay/cargo-docuserve 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" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slug v0.1.4
[INFO] [stderr]   Downloaded pest_generator v2.5.5
[INFO] [stderr]   Downloaded notify-debouncer-mini v0.2.1
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.89
[INFO] [stderr]   Downloaded chrono-tz-build v0.0.3
[INFO] [stderr]   Downloaded scratch v1.0.3
[INFO] [stderr]   Downloaded thread_local v1.1.6
[INFO] [stderr]   Downloaded phf v0.11.1
[INFO] [stderr]   Downloaded pest_derive v2.5.5
[INFO] [stderr]   Downloaded phf_generator v0.11.1
[INFO] [stderr]   Downloaded globset v0.4.10
[INFO] [stderr]   Downloaded pest v2.5.5
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.89
[INFO] [stderr]   Downloaded cxx-build v1.0.89
[INFO] [stderr]   Downloaded deunicode v0.4.3
[INFO] [stderr]   Downloaded axum v0.6.4
[INFO] [stderr]   Downloaded tera v1.17.1
[INFO] [stderr]   Downloaded tokio-util v0.7.5
[INFO] [stderr]   Downloaded uncased v0.9.7
[INFO] [stderr]   Downloaded phf_shared v0.11.1
[INFO] [stderr]   Downloaded pest_meta v2.5.5
[INFO] [stderr]   Downloaded phf_codegen v0.11.1
[INFO] [stderr]   Downloaded bstr v1.2.0
[INFO] [stderr]   Downloaded chrono-tz v0.6.3
[INFO] [stderr]   Downloaded cxx v1.0.89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e956fe16a2a37b035343e5811815aaaff9608be4b3dbf875eea8b491dc1eb9d
[INFO] running `Command { std: "docker" "start" "-a" "1e956fe16a2a37b035343e5811815aaaff9608be4b3dbf875eea8b491dc1eb9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e956fe16a2a37b035343e5811815aaaff9608be4b3dbf875eea8b491dc1eb9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e956fe16a2a37b035343e5811815aaaff9608be4b3dbf875eea8b491dc1eb9d", kill_on_drop: false }`
[INFO] [stdout] 1e956fe16a2a37b035343e5811815aaaff9608be4b3dbf875eea8b491dc1eb9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a117a335e7cb583210980b834396912fee10da20b182139727deb4cbefaa8e8d
[INFO] running `Command { std: "docker" "start" "-a" "a117a335e7cb583210980b834396912fee10da20b182139727deb4cbefaa8e8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling uncased v0.9.7
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]    Compiling phf v0.11.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling phf_codegen v0.11.1
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking bstr v1.2.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking tracing v0.1.37
[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" "a117a335e7cb583210980b834396912fee10da20b182139727deb4cbefaa8e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a117a335e7cb583210980b834396912fee10da20b182139727deb4cbefaa8e8d", kill_on_drop: false }`
[INFO] [stdout] a117a335e7cb583210980b834396912fee10da20b182139727deb4cbefaa8e8d
