[INFO] cloning repository https://github.com/Pojzo/rust_messenger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Pojzo/rust_messenger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPojzo%2Frust_messenger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPojzo%2Frust_messenger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc57d70b2d8f9b94eee288a289759dada9b3bb0b
[INFO] documenting Pojzo/rust_messenger against beta-2026-04-21 for beta-1.96-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPojzo%2Frust_messenger" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Pojzo/rust_messenger
[INFO] finished tweaking git repo https://github.com/Pojzo/rust_messenger
[INFO] tweaked toml for git repo https://github.com/Pojzo/rust_messenger written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Pojzo/rust_messenger on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Pojzo/rust_messenger 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f47e29944a963ce1cf155de5ca7c31dd7857d979916a4ea112b53a6903f6b36
[INFO] running `Command { std: "docker" "start" "-a" "5f47e29944a963ce1cf155de5ca7c31dd7857d979916a4ea112b53a6903f6b36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f47e29944a963ce1cf155de5ca7c31dd7857d979916a4ea112b53a6903f6b36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f47e29944a963ce1cf155de5ca7c31dd7857d979916a4ea112b53a6903f6b36", kill_on_drop: false }`
[INFO] [stdout] 5f47e29944a963ce1cf155de5ca7c31dd7857d979916a4ea112b53a6903f6b36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8dadb947569229e580e9ace313fcb09cbe11101762fe18bb432a4572baa56fd
[INFO] running `Command { std: "docker" "start" "-a" "b8dadb947569229e580e9ace313fcb09cbe11101762fe18bb432a4572baa56fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling rustix v0.38.36
[INFO] [stderr]    Compiling cc v1.1.18
[INFO] [stderr]     Checking libloading v0.8.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling wayland-sys v0.31.5
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling quick-xml v0.36.1
[INFO] [stderr]    Compiling wayland-client v0.31.6
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]     Checking arrayref v0.3.8
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking flate2 v1.0.33
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking ttf-parser v0.24.1
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]    Compiling wayland-scanner v0.31.5
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]     Checking owned_ttf_parser v0.24.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking ab_glyph v0.2.28
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling xml-rs v0.8.22
[INFO] [stderr]     Checking cpufeatures v0.2.14
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking async-executor v1.13.1
[INFO] [stderr]     Checking async-broadcast v0.5.1
[INFO] [stderr]     Checking ordered-stream v0.2.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling wayland-backend v0.3.7
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling anyhow v1.0.87
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking xdg-home v1.3.0
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking x11-dl v2.21.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking aligned-vec v0.5.0
[INFO] [stderr]    Compiling built v0.7.4
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking v_frame v0.3.8
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking kurbo v0.9.5
[INFO] [stderr]     Checking rustls-pki-types v1.8.0
[INFO] [stderr]     Checking siphasher v0.3.11
[INFO] [stderr]    Compiling winit v0.29.15
[INFO] [stderr]    Compiling glutin_egl_sys v0.6.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.5.0
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking xkbcommon-dl v0.4.2
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]     Checking maybe-rayon v0.1.1
[INFO] [stderr]     Checking imgref v1.10.1
[INFO] [stderr]     Checking svgtypes v0.13.0
[INFO] [stderr]     Checking bitstream-io v2.5.3
[INFO] [stderr]     Checking rctree v0.5.0
[INFO] [stderr]    Compiling rustls v0.23.13
[INFO] [stderr]    Compiling zvariant_utils v1.0.1
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]    Compiling document-features v0.2.10
[INFO] [stderr]     Checking loop9 v0.1.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]    Compiling glutin v0.31.3
[INFO] [stderr]     Checking simplecss v0.2.1
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking avif-serialize v0.8.1
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking data-url v0.3.1
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking roxmltree v0.19.0
[INFO] [stderr]     Checking async-once-cell v0.5.3
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking imagesize v0.12.0
[INFO] [stderr]     Checking exr v1.72.0
[INFO] [stderr]     Checking zune-jpeg v0.4.13
[INFO] [stderr]     Checking gif v0.13.1
[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-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="quote"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=93cfbc67b53418a0 -C extra-filename=-34cd7c5b1eaddcaa --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-eecd852ecd07e68a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-97dfaa573b539b8a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-472188a549d5cedb.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rustix` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name rustix --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.38.36/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --warn=unexpected_cfgs --check-cfg 'cfg(alloc_c_string)' --check-cfg 'cfg(alloc_ffi)' --check-cfg 'cfg(apple)' --check-cfg 'cfg(asm_experimental_arch)' --check-cfg 'cfg(bsd)' --check-cfg 'cfg(core_c_str)' --check-cfg 'cfg(core_ffi_c)' --check-cfg 'cfg(core_intrinsics)' --check-cfg 'cfg(criterion)' --check-cfg 'cfg(document_experimental_runtime_api)' --check-cfg 'cfg(fix_y2038)' --check-cfg 'cfg(freebsdlike)' --check-cfg 'cfg(libc)' --check-cfg 'cfg(linux_kernel)' --check-cfg 'cfg(linux_like)' --check-cfg 'cfg(linux_raw)' --check-cfg 'cfg(netbsdlike)' --check-cfg 'cfg(rustc_attrs)' --check-cfg 'cfg(solarish)' --check-cfg 'cfg(staged_api)' --check-cfg 'cfg(static_assertions)' --check-cfg 'cfg(thumb_mode)' --check-cfg 'cfg(wasi)' --check-cfg 'cfg(wasi_ext)' --check-cfg 'cfg(target_arch, values("xtensa"))' --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="event"' --cfg 'feature="fs"' --cfg 'feature="libc-extra-traits"' --cfg 'feature="net"' --cfg 'feature="pipe"' --cfg 'feature="process"' --cfg 'feature="shm"' --cfg 'feature="std"' --cfg 'feature="system"' --cfg 'feature="thread"' --cfg 'feature="time"' --cfg 'feature="use-libc-auxv"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("all-apis", "alloc", "cc", "compiler_builtins", "core", "default", "event", "fs", "io_uring", "itoa", "libc", "libc-extra-traits", "libc_errno", "linux_4_11", "linux_latest", "mm", "mount", "net", "once_cell", "param", "pipe", "process", "procfs", "pty", "rand", "runtime", "rustc-dep-of-std", "rustc-std-workspace-alloc", "shm", "std", "stdio", "system", "termios", "thread", "time", "try_close", "use-explicitly-provided-auxv", "use-libc", "use-libc-auxv"))' -C metadata=7aff1d42cee2ef41 -C extra-filename=-d2a9178c0593dcbe --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-9834e421472eb760.rmeta --extern linux_raw_sys=/opt/rustwide/target/debug/deps/liblinux_raw_sys-c646bd96d6f94693.rmeta --cap-lints allow --cap-lints=warn --cfg static_assertions --cfg linux_raw --cfg linux_like --cfg linux_kernel` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b8dadb947569229e580e9ace313fcb09cbe11101762fe18bb432a4572baa56fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8dadb947569229e580e9ace313fcb09cbe11101762fe18bb432a4572baa56fd", kill_on_drop: false }`
[INFO] [stdout] b8dadb947569229e580e9ace313fcb09cbe11101762fe18bb432a4572baa56fd