[INFO] fetching crate wokwi-server 0.2.0...
[INFO] building wokwi-server-0.2.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate wokwi-server 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate wokwi-server 0.2.0
[INFO] finished tweaking crates.io crate wokwi-server 0.2.0
[INFO] tweaked toml for crates.io crate wokwi-server 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wokwi-server 0.2.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wokwi-server 0.2.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zero v0.1.2
[INFO] [stderr]   Downloaded xmas-elf v0.8.0
[INFO] [stderr]   Downloaded opener v0.5.0
[INFO] [stderr]   Downloaded mach v0.1.2
[INFO] [stderr]   Downloaded supports-color v1.3.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.46
[INFO] [stderr]   Downloaded espflash v1.7.0
[INFO] [stderr]   Downloaded backtrace v0.3.66
[INFO] [stderr]   Downloaded console-api v0.4.0
[INFO] [stderr]   Downloaded indicatif v0.17.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.12
[INFO] [stderr]   Downloaded comfy-table v6.1.0
[INFO] [stderr]   Downloaded console-subscriber v0.1.8
[INFO] [stderr]   Downloaded miette v5.3.0
[INFO] [stderr]   Downloaded tonic v0.8.2
[INFO] [stderr]   Downloaded ureq v2.5.0
[INFO] [stderr]   Downloaded crossterm v0.23.2
[INFO] [stderr]   Downloaded object v0.29.0
[INFO] [stderr]   Downloaded hdrhistogram v7.5.2
[INFO] [stderr]   Downloaded syn v1.0.102
[INFO] [stderr]   Downloaded binread_derive v2.1.0
[INFO] [stderr]   Downloaded crossterm_winapi v0.9.0
[INFO] [stderr]   Downloaded webpki-roots v0.22.5
[INFO] [stderr]   Downloaded console v0.15.2
[INFO] [stderr]   Downloaded serde_json v1.0.86
[INFO] [stderr]   Downloaded unicode-linebreak v0.1.4
[INFO] [stderr]   Downloaded libc v0.2.135
[INFO] [stderr]   Downloaded miette-derive v5.3.0
[INFO] [stderr]   Downloaded array-init v0.0.4
[INFO] [stderr]   Downloaded is_ci v1.1.1
[INFO] [stderr]   Downloaded serde-hex v0.1.0
[INFO] [stderr]   Downloaded serde_plain v1.0.0
[INFO] [stderr]   Downloaded smawk v0.3.1
[INFO] [stderr]   Downloaded CoreFoundation-sys v0.1.4
[INFO] [stderr]   Downloaded nix v0.24.2
[INFO] [stderr]   Downloaded IOKit-sys v0.1.5
[INFO] [stderr]   Downloaded miniz_oxide v0.5.4
[INFO] [stderr]   Downloaded rustls v0.20.6
[INFO] [stderr]   Downloaded update-informer v0.5.0
[INFO] [stderr]   Downloaded binread v2.2.0
[INFO] [stderr]   Downloaded bytemuck_derive v1.2.1
[INFO] [stderr]   Downloaded bytemuck v1.12.1
[INFO] [stderr]   Downloaded espmonitor v0.10.0
[INFO] [stderr]   Downloaded serialport v4.2.0
[INFO] [stderr]   Downloaded slip-codec v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52f2b5850307e2cdb8e79ee1a865d5743bcfbe59a76d37430cefcd65ff86bf20
[INFO] running `Command { std: "docker" "start" "-a" "52f2b5850307e2cdb8e79ee1a865d5743bcfbe59a76d37430cefcd65ff86bf20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52f2b5850307e2cdb8e79ee1a865d5743bcfbe59a76d37430cefcd65ff86bf20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f2b5850307e2cdb8e79ee1a865d5743bcfbe59a76d37430cefcd65ff86bf20", kill_on_drop: false }`
[INFO] [stdout] 52f2b5850307e2cdb8e79ee1a865d5743bcfbe59a76d37430cefcd65ff86bf20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b6d2b40bdad1de64598536b9a95dc76673359e49df23ecf8909a3c7a27b3796
[INFO] running `Command { std: "docker" "start" "-a" "8b6d2b40bdad1de64598536b9a95dc76673359e49df23ecf8909a3c7a27b3796", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling once_cell v1.15.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]    Compiling rustversion v1.0.9
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.46/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 smawk v0.3.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling serde_json v1.0.86
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling tracing-core v0.1.30
[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" "8b6d2b40bdad1de64598536b9a95dc76673359e49df23ecf8909a3c7a27b3796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b6d2b40bdad1de64598536b9a95dc76673359e49df23ecf8909a3c7a27b3796", kill_on_drop: false }`
[INFO] [stdout] 8b6d2b40bdad1de64598536b9a95dc76673359e49df23ecf8909a3c7a27b3796