[INFO] cloning repository https://github.com/yatharth1444/Rust_chatting_application
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yatharth1444/Rust_chatting_application" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyatharth1444%2FRust_chatting_application", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyatharth1444%2FRust_chatting_application'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7c03cfed29886dd9feaeac4052dba9a199473e4
[INFO] documenting yatharth1444/Rust_chatting_application against beta-2026-01-20 for beta-1.94-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyatharth1444%2FRust_chatting_application" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/yatharth1444/Rust_chatting_application
[INFO] finished tweaking git repo https://github.com/yatharth1444/Rust_chatting_application
[INFO] tweaked toml for git repo https://github.com/yatharth1444/Rust_chatting_application written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yatharth1444/Rust_chatting_application on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yatharth1444/Rust_chatting_application 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6e66308a9255e0b22f12689da651602542ff10f19cd50425f8ab1752b6489bf
[INFO] running `Command { std: "docker" "start" "-a" "b6e66308a9255e0b22f12689da651602542ff10f19cd50425f8ab1752b6489bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6e66308a9255e0b22f12689da651602542ff10f19cd50425f8ab1752b6489bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6e66308a9255e0b22f12689da651602542ff10f19cd50425f8ab1752b6489bf", kill_on_drop: false }`
[INFO] [stdout] b6e66308a9255e0b22f12689da651602542ff10f19cd50425f8ab1752b6489bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83647783066bb7dd0c69daf777c048021dd16f4cd06a4f527b7ba22b231e0be2
[INFO] running `Command { std: "docker" "start" "-a" "83647783066bb7dd0c69daf777c048021dd16f4cd06a4f527b7ba22b231e0be2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling find-msvc-tools v0.1.0
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking base64ct v1.8.0
[INFO] [stderr]     Checking const-oid v0.6.2
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling cc v1.2.35
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]     Checking der v0.4.5
[INFO] [stderr]     Checking indexmap v2.11.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]     Checking ff v0.10.1
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]     Checking pem-rfc7468 v0.2.3
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking spki v0.4.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]     Checking group v0.10.0
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking crypto-mac v0.11.0
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking signature v1.3.2
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling num-bigint-dig v0.7.1
[INFO] [stderr]    Compiling whoami v1.6.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking hashlink v0.8.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]    Compiling sqlformat v0.2.6
[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling tempfile v3.21.0
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]     Checking password-hash v0.4.2
[INFO] [stderr]     Checking ed25519-compact v0.1.11
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking hmac-sha256 v0.1.7
[INFO] [stderr]     Checking hmac-sha512 v0.1.9
[INFO] [stderr]     Checking coarsetime v0.1.36
[INFO] [stderr]     Checking ct-codecs v1.1.6
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]     Checking argon2 v0.4.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]     Checking pkcs8 v0.7.6
[INFO] [stderr]     Checking crypto-bigint v0.2.5
[INFO] [stderr]     Checking elliptic-curve v0.10.4
[INFO] [stderr] error: could not compile `tokio` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-01-20-x86_64-unknown-linux-gnu/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/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 --warn=unexpected_cfgs --check-cfg 'cfg(fuzzing)' --check-cfg 'cfg(loom)' --check-cfg 'cfg(mio_unsupported_force_poll_poll)' --check-cfg 'cfg(tokio_allow_from_blocking_fd)' --check-cfg 'cfg(tokio_internal_mt_counters)' --check-cfg 'cfg(tokio_no_parking_lot)' --check-cfg 'cfg(tokio_no_tuning_tests)' --check-cfg 'cfg(tokio_taskdump)' --check-cfg 'cfg(tokio_unstable)' --check-cfg 'cfg(tokio_uring)' --check-cfg 'cfg(target_os, values("cygwin"))' --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="fs"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="rt"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-util", "libc", "macros", "mio", "net", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "socket2", "sync", "test-util", "time", "tokio-macros", "tracing", "windows-sys"))' -C metadata=76df3cffa1ee540c -C extra-filename=-64469b2c603a4296 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-c1a85906e11867fc.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-6e4991d8e7244d3c.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-8534beecf6ae74a1.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-990e8da8fc8806b5.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-89188e2cabf9cdda.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" "83647783066bb7dd0c69daf777c048021dd16f4cd06a4f527b7ba22b231e0be2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83647783066bb7dd0c69daf777c048021dd16f4cd06a4f527b7ba22b231e0be2", kill_on_drop: false }`
[INFO] [stdout] 83647783066bb7dd0c69daf777c048021dd16f4cd06a4f527b7ba22b231e0be2