[INFO] cloning repository https://github.com/JBunCE/tcp-transmission-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JBunCE/tcp-transmission-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJBunCE%2Ftcp-transmission-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJBunCE%2Ftcp-transmission-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 30bf75e8d63f2af278e7c16f186b04ab1e4c8b1a
[INFO] documenting JBunCE/tcp-transmission-server against beta-2025-09-21 for beta-rustdoc-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJBunCE%2Ftcp-transmission-server" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JBunCE/tcp-transmission-server
[INFO] finished tweaking git repo https://github.com/JBunCE/tcp-transmission-server
[INFO] tweaked toml for git repo https://github.com/JBunCE/tcp-transmission-server written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JBunCE/tcp-transmission-server on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JBunCE/tcp-transmission-server 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fe652a137f5b2b6c33c3fcc1204fc8173d28fa6f4301fffba10c1be2aec4a4e
[INFO] running `Command { std: "docker" "start" "-a" "3fe652a137f5b2b6c33c3fcc1204fc8173d28fa6f4301fffba10c1be2aec4a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fe652a137f5b2b6c33c3fcc1204fc8173d28fa6f4301fffba10c1be2aec4a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fe652a137f5b2b6c33c3fcc1204fc8173d28fa6f4301fffba10c1be2aec4a4e", kill_on_drop: false }`
[INFO] [stdout] 3fe652a137f5b2b6c33c3fcc1204fc8173d28fa6f4301fffba10c1be2aec4a4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 130b69fd2debd103498e51653fdffa40e0f5b6cf913a1cef23c1b16d0361be95
[INFO] running `Command { std: "docker" "start" "-a" "130b69fd2debd103498e51653fdffa40e0f5b6cf913a1cef23c1b16d0361be95", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.1.5
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]     Checking litemap v0.7.3
[INFO] [stderr]    Compiling thiserror v1.0.65
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking flagset v0.4.6
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking cpufeatures v0.2.15
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling unicode-width v0.1.13
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling libloading v0.8.4
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking salsa20 v0.10.2
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling rustls v0.23.17
[INFO] [stderr]     Checking scrypt v0.11.0
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking futures-lite v2.5.0
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling hashbrown v0.15.1
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rustls-native-certs v0.7.3
[INFO] [stderr]     Checking nix v0.20.2
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking des v0.8.1
[INFO] [stderr]     Checking rc2 v0.8.1
[INFO] [stderr]    Compiling polling v2.5.2
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling rustix v0.37.13
[INFO] [stderr]     Checking cookie-factory v0.3.3
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking async-executor v1.13.1
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2025-09-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.68/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=85319962e7b156ab -C extra-filename=-7c2a082f2c5a77f3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-06f382f79c1fcafb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e6d31f288011a81e.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-772f13ecc3fc189a.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "130b69fd2debd103498e51653fdffa40e0f5b6cf913a1cef23c1b16d0361be95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "130b69fd2debd103498e51653fdffa40e0f5b6cf913a1cef23c1b16d0361be95", kill_on_drop: false }`
[INFO] [stdout] 130b69fd2debd103498e51653fdffa40e0f5b6cf913a1cef23c1b16d0361be95