[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 try#a3a874232ae0a7586b5fbe7483c5a42e157bd62a for pr-151109
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCavemanJay%2Fcargo-docuserve" "/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/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-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CavemanJay/cargo-docuserve on toolchain a3a874232ae0a7586b5fbe7483c5a42e157bd62a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "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" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10eed18d8809d08eee2bf4b981652679104692184ecbf79b98813f8f2277a95a
[INFO] running `Command { std: "docker" "start" "-a" "10eed18d8809d08eee2bf4b981652679104692184ecbf79b98813f8f2277a95a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10eed18d8809d08eee2bf4b981652679104692184ecbf79b98813f8f2277a95a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10eed18d8809d08eee2bf4b981652679104692184ecbf79b98813f8f2277a95a", kill_on_drop: false }`
[INFO] [stdout] 10eed18d8809d08eee2bf4b981652679104692184ecbf79b98813f8f2277a95a
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3749c20ada90d67ead5acaa9745497dac8684f4572233ead5fc2acfa7c16d74b
[INFO] running `Command { std: "docker" "start" "-a" "3749c20ada90d67ead5acaa9745497dac8684f4572233ead5fc2acfa7c16d74b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling uncased v0.9.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking http v0.2.8
[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] 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 num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking bstr v1.2.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking tracing-core v0.1.30
[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" "3749c20ada90d67ead5acaa9745497dac8684f4572233ead5fc2acfa7c16d74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3749c20ada90d67ead5acaa9745497dac8684f4572233ead5fc2acfa7c16d74b", kill_on_drop: false }`
[INFO] [stdout] 3749c20ada90d67ead5acaa9745497dac8684f4572233ead5fc2acfa7c16d74b
