[INFO] cloning repository https://github.com/cksystemsgroup/unicorn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cksystemsgroup/unicorn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcksystemsgroup%2Funicorn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcksystemsgroup%2Funicorn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a9ffcdd534feec180c3962f344cdf5c508d3fae
[INFO] checking cksystemsgroup/unicorn/3a9ffcdd534feec180c3962f344cdf5c508d3fae against master#982c6f8721416431ec62bb0b9105c0578a9fc603 for pr-129329
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcksystemsgroup%2Funicorn" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cksystemsgroup/unicorn on toolchain 982c6f8721416431ec62bb0b9105c0578a9fc603
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+982c6f8721416431ec62bb0b9105c0578a9fc603" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cksystemsgroup/unicorn
[INFO] finished tweaking git repo https://github.com/cksystemsgroup/unicorn
[INFO] tweaked toml for git repo https://github.com/cksystemsgroup/unicorn written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cksystemsgroup/unicorn 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" "+982c6f8721416431ec62bb0b9105c0578a9fc603" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/cksystemsgroup/riscu`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/firefighterduck/kissat-rs`
[INFO] [stderr]     Updating git submodule `https://github.com/arminbiere/kissat.git`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+982c6f8721416431ec62bb0b9105c0578a9fc603" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65b117566fdbc031df2f55ff048b5a50ad98def4ed7269a8b5106b5540ee382e
[INFO] running `Command { std: "docker" "start" "-a" "65b117566fdbc031df2f55ff048b5a50ad98def4ed7269a8b5106b5540ee382e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65b117566fdbc031df2f55ff048b5a50ad98def4ed7269a8b5106b5540ee382e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65b117566fdbc031df2f55ff048b5a50ad98def4ed7269a8b5106b5540ee382e", kill_on_drop: false }`
[INFO] [stdout] 65b117566fdbc031df2f55ff048b5a50ad98def4ed7269a8b5106b5540ee382e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+982c6f8721416431ec62bb0b9105c0578a9fc603" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e143f1e090409247b920e8ee9543b5100b798cad22e4a70d713afa38e2b69310
[INFO] running `Command { std: "docker" "start" "-a" "e143f1e090409247b920e8ee9543b5100b798cad22e4a70d713afa38e2b69310", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling target-lexicon v0.12.6
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rustix v0.36.11
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.52/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]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e143f1e090409247b920e8ee9543b5100b798cad22e4a70d713afa38e2b69310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e143f1e090409247b920e8ee9543b5100b798cad22e4a70d713afa38e2b69310", kill_on_drop: false }`
[INFO] [stdout] e143f1e090409247b920e8ee9543b5100b798cad22e4a70d713afa38e2b69310