[INFO] cloning repository https://github.com/sshcrack/maze-solver-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sshcrack/maze-solver-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsshcrack%2Fmaze-solver-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsshcrack%2Fmaze-solver-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 159677fa6a2da8f9672a46f4e764af78d9bac204
[INFO] testing sshcrack/maze-solver-rust against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsshcrack%2Fmaze-solver-rust" "/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/sshcrack/maze-solver-rust
[INFO] finished tweaking git repo https://github.com/sshcrack/maze-solver-rust
[INFO] tweaked toml for git repo https://github.com/sshcrack/maze-solver-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sshcrack/maze-solver-rust on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sshcrack/maze-solver-rust 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytemuck_derive v1.4.1
[INFO] [stderr]   Downloaded wfd v0.1.7
[INFO] [stderr]   Downloaded im-native-dialog v0.3.0
[INFO] [stderr]   Downloaded emath v0.21.0
[INFO] [stderr]   Downloaded zune-inflate v0.2.53
[INFO] [stderr]   Downloaded zvariant_utils v1.0.0
[INFO] [stderr]   Downloaded zbus_names v2.5.0
[INFO] [stderr]   Downloaded atomic_refcell v0.1.9
[INFO] [stderr]   Downloaded ecolor v0.21.0
[INFO] [stderr]   Downloaded enumflags2 v0.7.6
[INFO] [stderr]   Downloaded atspi-macros v0.1.4
[INFO] [stderr]   Downloaded enumflags2_derive v0.7.6
[INFO] [stderr]   Downloaded windows-implement v0.42.0
[INFO] [stderr]   Downloaded native-dialog v0.6.3
[INFO] [stderr]   Downloaded accesskit_macos v0.5.0
[INFO] [stderr]   Downloaded atspi v0.8.7
[INFO] [stderr]   Downloaded polling v2.7.0
[INFO] [stderr]   Downloaded zvariant v3.12.0
[INFO] [stderr]   Downloaded glutin v0.30.7
[INFO] [stderr]   Downloaded eframe v0.21.3
[INFO] [stderr]   Downloaded zbus v3.11.1
[INFO] [stderr]   Downloaded glow v0.12.1
[INFO] [stderr]   Downloaded accesskit_windows v0.12.0
[INFO] [stderr]   Downloaded objc2 v0.3.0-beta.3
[INFO] [stderr]   Downloaded tiny-skia v0.8.3
[INFO] [stderr]   Downloaded exr v1.6.3
[INFO] [stderr]   Downloaded ttf-parser v0.18.1
[INFO] [stderr]   Downloaded nix v0.26.2
[INFO] [stderr]   Downloaded owned_ttf_parser v0.18.1
[INFO] [stderr]   Downloaded egui v0.21.0
[INFO] [stderr]   Downloaded rustix v0.37.11
[INFO] [stderr]   Downloaded accesskit_winit v0.10.0
[INFO] [stderr]   Downloaded webbrowser v0.8.8
[INFO] [stderr]   Downloaded egui_glow v0.21.0
[INFO] [stderr]   Downloaded tiny-skia-path v0.8.3
[INFO] [stderr]   Downloaded accesskit v0.9.0
[INFO] [stderr]   Downloaded ab_glyph v0.2.20
[INFO] [stderr]   Downloaded blocking v1.3.1
[INFO] [stderr]   Downloaded zbus_macros v3.11.1
[INFO] [stderr]   Downloaded accesskit_unix v0.2.0
[INFO] [stderr]   Downloaded accesskit_consumer v0.13.0
[INFO] [stderr]   Downloaded glutin_egl_sys v0.4.0
[INFO] [stderr]   Downloaded serde-xml-rs v0.4.1
[INFO] [stderr]   Downloaded serde_repr v0.1.12
[INFO] [stderr]   Downloaded uds_windows v1.0.2
[INFO] [stderr]   Downloaded zvariant_derive v3.12.0
[INFO] [stderr]   Downloaded egui-winit v0.21.1
[INFO] [stderr]   Downloaded epaint v0.21.0
[INFO] [stderr]   Downloaded windows v0.42.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05fcc206509ad33dea7bac6e8555a81b00f0a63cc42ae12f7cf641e2af9624c1
[INFO] running `Command { std: "docker" "start" "-a" "05fcc206509ad33dea7bac6e8555a81b00f0a63cc42ae12f7cf641e2af9624c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05fcc206509ad33dea7bac6e8555a81b00f0a63cc42ae12f7cf641e2af9624c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05fcc206509ad33dea7bac6e8555a81b00f0a63cc42ae12f7cf641e2af9624c1", kill_on_drop: false }`
[INFO] [stdout] 05fcc206509ad33dea7bac6e8555a81b00f0a63cc42ae12f7cf641e2af9624c1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 134b0edfd4e04e386e07474779a5576321d26c25bc9aeb2d97c1f1b08f49b976
[INFO] running `Command { std: "docker" "start" "-a" "134b0edfd4e04e386e07474779a5576321d26c25bc9aeb2d97c1f1b08f49b976", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling parking v2.1.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]    Compiling async-lock v2.7.0
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling async-task v4.4.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling polling v2.7.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 khronos_api v3.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling atomic-waker v1.1.1
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling concurrent-queue v2.2.0
[INFO] [stderr]    Compiling rustix v0.37.11
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling async-fs v1.6.0
[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" "134b0edfd4e04e386e07474779a5576321d26c25bc9aeb2d97c1f1b08f49b976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "134b0edfd4e04e386e07474779a5576321d26c25bc9aeb2d97c1f1b08f49b976", kill_on_drop: false }`
[INFO] [stdout] 134b0edfd4e04e386e07474779a5576321d26c25bc9aeb2d97c1f1b08f49b976
