[INFO] cloning repository https://github.com/StevenFalkner/connect4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StevenFalkner/connect4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStevenFalkner%2Fconnect4", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStevenFalkner%2Fconnect4'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ed9250ced36a562eb3955569f3d9963159137606 [INFO] checking StevenFalkner/connect4/ed9250ced36a562eb3955569f3d9963159137606 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStevenFalkner%2Fconnect4" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/StevenFalkner/connect4 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/StevenFalkner/connect4 [INFO] finished tweaking git repo https://github.com/StevenFalkner/connect4 [INFO] tweaked toml for git repo https://github.com/StevenFalkner/connect4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/StevenFalkner/connect4 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5f6eb30612b860c03df0dbb834ecc10fbdb3ba48d39589521ac42d5b3b0e8528 [INFO] running `Command { std: "docker" "start" "-a" "5f6eb30612b860c03df0dbb834ecc10fbdb3ba48d39589521ac42d5b3b0e8528", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f6eb30612b860c03df0dbb834ecc10fbdb3ba48d39589521ac42d5b3b0e8528", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f6eb30612b860c03df0dbb834ecc10fbdb3ba48d39589521ac42d5b3b0e8528", kill_on_drop: false }` [INFO] [stdout] 5f6eb30612b860c03df0dbb834ecc10fbdb3ba48d39589521ac42d5b3b0e8528 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 567f3ed006b0c565d6f11b93ee29d701362af5a52ecdf7b59c73dad4c4a0ce46 [INFO] running `Command { std: "docker" "start" "-a" "567f3ed006b0c565d6f11b93ee29d701362af5a52ecdf7b59c73dad4c4a0ce46", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling proc-macro2 v1.0.50 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling xml-rs v0.8.4 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling pkg-config v0.3.26 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Checking libloading v0.7.4 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Checking once_cell v1.17.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.13 [INFO] [stderr] Checking ttf-parser v0.15.2 [INFO] [stderr] Checking dlib v0.5.0 [INFO] [stderr] Checking piston-float v1.0.1 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Checking ab_glyph_rasterizer v0.1.8 [INFO] [stderr] Checking piston-viewport v1.0.2 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Compiling serde_derive v1.0.152 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Compiling rayon-core v1.10.1 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking miniz_oxide v0.6.2 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Compiling gl_generator v0.14.0 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking piston-graphics_api_version v1.0.1 [INFO] [stderr] Compiling wayland-sys v0.28.6 [INFO] [stderr] Compiling x11-dl v2.21.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Compiling gl_generator v0.13.1 [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" "567f3ed006b0c565d6f11b93ee29d701362af5a52ecdf7b59c73dad4c4a0ce46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "567f3ed006b0c565d6f11b93ee29d701362af5a52ecdf7b59c73dad4c4a0ce46", kill_on_drop: false }` [INFO] [stdout] 567f3ed006b0c565d6f11b93ee29d701362af5a52ecdf7b59c73dad4c4a0ce46