[INFO] cloning repository https://github.com/arielashari/chatapp-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arielashari/chatapp-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farielashari%2Fchatapp-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farielashari%2Fchatapp-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d3db0bdd40b2bea68f2f91186926417be0ee909
[INFO] testing arielashari/chatapp-rust against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farielashari%2Fchatapp-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/arielashari/chatapp-rust
[INFO] finished tweaking git repo https://github.com/arielashari/chatapp-rust
[INFO] tweaked toml for git repo https://github.com/arielashari/chatapp-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/arielashari/chatapp-rust on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/arielashari/chatapp-rust 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ffca5dbacc3f560edf00eb7599c2003b9a798c15e611ab02d6564e05de184c0
[INFO] running `Command { std: "docker" "start" "-a" "1ffca5dbacc3f560edf00eb7599c2003b9a798c15e611ab02d6564e05de184c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ffca5dbacc3f560edf00eb7599c2003b9a798c15e611ab02d6564e05de184c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ffca5dbacc3f560edf00eb7599c2003b9a798c15e611ab02d6564e05de184c0", kill_on_drop: false }`
[INFO] [stdout] 1ffca5dbacc3f560edf00eb7599c2003b9a798c15e611ab02d6564e05de184c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81d072ea4405399c6441d9461fc140858ae88ea516ae20646d9318c8d2227259
[INFO] running `Command { std: "docker" "start" "-a" "81d072ea4405399c6441d9461fc140858ae88ea516ae20646d9318c8d2227259", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling once_cell v1.20.0
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling bytes v1.7.2
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cc v1.1.18
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling cpufeatures v0.2.14
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling rustc_version_runtime v0.2.1
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling ipnet v2.10.0
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling dlv-list v0.5.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling unicode-properties v0.1.2
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling winnow v0.6.18
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling ordered-multimap v0.6.0
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling headers-core v0.3.0
[INFO] [stderr]    Compiling brotli v6.0.0
[INFO] [stderr]    Compiling sha-1 v0.10.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling pbkdf2 v0.11.0
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling headers v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[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-2026-03-05-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.77/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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=ac6ec6f7d307f525 -C extra-filename=-8518354858b7d2d1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-2114f4526b70b808.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-8ab1165fffae41f7.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" "81d072ea4405399c6441d9461fc140858ae88ea516ae20646d9318c8d2227259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81d072ea4405399c6441d9461fc140858ae88ea516ae20646d9318c8d2227259", kill_on_drop: false }`
[INFO] [stdout] 81d072ea4405399c6441d9461fc140858ae88ea516ae20646d9318c8d2227259
