[INFO] cloning repository https://github.com/Bowarc/MUC
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bowarc/MUC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBowarc%2FMUC", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBowarc%2FMUC'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b59e53f31db0f3015e0951fe5bc18bc5909d4099
[INFO] checking Bowarc/MUC/b59e53f31db0f3015e0951fe5bc18bc5909d4099 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBowarc%2FMUC" "/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/Bowarc/MUC 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/Bowarc/MUC
[INFO] finished tweaking git repo https://github.com/Bowarc/MUC
[INFO] tweaked toml for git repo https://github.com/Bowarc/MUC written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Bowarc/MUC 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: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded rust-embed-utils v7.5.0
[INFO] [stderr]   Downloaded rust-embed-impl v6.5.0
[INFO] [stderr]   Downloaded atomic_refcell v0.1.10
[INFO] [stderr]   Downloaded egui-winit v0.22.0
[INFO] [stderr]   Downloaded emath v0.22.0
[INFO] [stderr]   Downloaded once_cell v1.17.2
[INFO] [stderr]   Downloaded enumflags2 v0.7.7
[INFO] [stderr]   Downloaded accesskit_unix v0.5.0
[INFO] [stderr]   Downloaded uuid-macro-internal v1.3.3
[INFO] [stderr]   Downloaded accesskit_macos v0.7.0
[INFO] [stderr]   Downloaded async-process v1.7.0
[INFO] [stderr]   Downloaded atspi v0.10.1
[INFO] [stderr]   Downloaded atspi-macros v0.2.0
[INFO] [stderr]   Downloaded parking v2.1.0
[INFO] [stderr]   Downloaded atomic-waker v1.1.1
[INFO] [stderr]   Downloaded cocoa-foundation v0.1.1
[INFO] [stderr]   Downloaded glutin v0.30.8
[INFO] [stderr]   Downloaded xml-rs v0.8.14
[INFO] [stderr]   Downloaded glow v0.12.2
[INFO] [stderr]   Downloaded eframe v0.22.0
[INFO] [stderr]   Downloaded fern v0.6.2
[INFO] [stderr]   Downloaded zbus v3.13.1
[INFO] [stderr]   Downloaded ttf-parser v0.19.0
[INFO] [stderr]   Downloaded egui v0.22.0
[INFO] [stderr]   Downloaded regex v1.8.4
[INFO] [stderr]   Downloaded async-task v4.4.0
[INFO] [stderr]   Downloaded accesskit_consumer v0.15.0
[INFO] [stderr]   Downloaded accesskit v0.11.0
[INFO] [stderr]   Downloaded toml_datetime v0.6.2
[INFO] [stderr]   Downloaded ctrlc v3.4.0
[INFO] [stderr]   Downloaded accesskit_winit v0.14.0
[INFO] [stderr]   Downloaded ecolor v0.22.0
[INFO] [stderr]   Downloaded zbus_names v2.5.1
[INFO] [stderr]   Downloaded zvariant_derive v3.14.0
[INFO] [stderr]   Downloaded zvariant v3.14.0
[INFO] [stderr]   Downloaded egui_glow v0.22.0
[INFO] [stderr]   Downloaded serde_derive v1.0.163
[INFO] [stderr]   Downloaded xdg-home v1.0.0
[INFO] [stderr]   Downloaded blocking v1.3.1
[INFO] [stderr]   Downloaded zvariant_utils v1.0.1
[INFO] [stderr]   Downloaded accesskit_windows v0.14.0
[INFO] [stderr]   Downloaded zbus_macros v3.13.1
[INFO] [stderr]   Downloaded enumflags2_derive v0.7.7
[INFO] [stderr]   Downloaded async-executor v1.5.1
[INFO] [stderr]   Downloaded log-panics v2.1.0
[INFO] [stderr]   Downloaded epaint v0.22.0
[INFO] [stderr]   Downloaded rust-embed v6.6.1
[INFO] [stderr]   Downloaded regex-syntax v0.7.2
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22168de2d1292fb795e902b23c016e44ef70450cf46974e6bc9b79b58cb2946c
[INFO] running `Command { std: "docker" "start" "-a" "22168de2d1292fb795e902b23c016e44ef70450cf46974e6bc9b79b58cb2946c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22168de2d1292fb795e902b23c016e44ef70450cf46974e6bc9b79b58cb2946c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22168de2d1292fb795e902b23c016e44ef70450cf46974e6bc9b79b58cb2946c", kill_on_drop: false }`
[INFO] [stdout] 22168de2d1292fb795e902b23c016e44ef70450cf46974e6bc9b79b58cb2946c
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2e879ce9f79afb1eea388b1e4330f2bddf254153c63aa4d5d751f1af7229288
[INFO] running `Command { std: "docker" "start" "-a" "b2e879ce9f79afb1eea388b1e4330f2bddf254153c63aa4d5d751f1af7229288", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling xml-rs v0.8.14
[INFO] [stderr]     Checking once_cell v1.17.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking typenum v1.16.0
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling toml_datetime v0.6.2
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]     Checking parking v2.1.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking ttf-parser v0.19.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking async-lock v2.7.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking slab v0.4.8
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.59/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 futures-lite v1.13.0
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking async-task v4.4.0
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking async-channel v1.8.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[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]    Compiling aho-corasick v1.0.2
[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" "b2e879ce9f79afb1eea388b1e4330f2bddf254153c63aa4d5d751f1af7229288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2e879ce9f79afb1eea388b1e4330f2bddf254153c63aa4d5d751f1af7229288", kill_on_drop: false }`
[INFO] [stdout] b2e879ce9f79afb1eea388b1e4330f2bddf254153c63aa4d5d751f1af7229288