[INFO] cloning repository https://github.com/AmineDiro/reddit-puzzle-system-design
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AmineDiro/reddit-puzzle-system-design" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmineDiro%2Freddit-puzzle-system-design", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmineDiro%2Freddit-puzzle-system-design'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dbe360248b441ef82eb37984287c841d6dae1f6f
[INFO] checking AmineDiro/reddit-puzzle-system-design against 760e1de835e253bf28bbcbfee38b5e8ed9ffe074 for pr-133502-26
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmineDiro%2Freddit-puzzle-system-design" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AmineDiro/reddit-puzzle-system-design
[INFO] finished tweaking git repo https://github.com/AmineDiro/reddit-puzzle-system-design
[INFO] tweaked toml for git repo https://github.com/AmineDiro/reddit-puzzle-system-design written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AmineDiro/reddit-puzzle-system-design on toolchain 760e1de835e253bf28bbcbfee38b5e8ed9ffe074
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AmineDiro/reddit-puzzle-system-design 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" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "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-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4a1aaa49aef44b1a9955760335eeb6c045e3e46a5292f6a46f74a526cd99c90c
[INFO] running `Command { std: "docker" "start" "4a1aaa49aef44b1a9955760335eeb6c045e3e46a5292f6a46f74a526cd99c90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a1aaa49aef44b1a9955760335eeb6c045e3e46a5292f6a46f74a526cd99c90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4a1aaa49aef44b1a9955760335eeb6c045e3e46a5292f6a46f74a526cd99c90c" "/opt/rustwide/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a1aaa49aef44b1a9955760335eeb6c045e3e46a5292f6a46f74a526cd99c90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4a1aaa49aef44b1a9955760335eeb6c045e3e46a5292f6a46f74a526cd99c90c" "/opt/rustwide/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking tinyvec v1.10.0
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]    Compiling io-uring v0.7.11
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking clap_lex v1.0.0
[INFO] [stderr]     Checking intrusive-collections v0.9.7
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking octets v0.3.4
[INFO] [stderr]     Checking rustc-hash v2.1.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking rustls-pki-types v1.14.0
[INFO] [stderr]     Checking clap_builder v4.5.60
[INFO] [stderr]     Checking pem v3.0.6
[INFO] [stderr]     Checking yasna v0.5.2
[INFO] [stderr]    Compiling cmake v0.1.57
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling quiche v0.25.0
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking socket2 v0.6.2
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking core_affinity v0.8.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling rustls v0.21.12
[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/760e1de835e253bf28bbcbfee38b5e8ed9ffe074/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/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=3cb9233e8b3dd7c1 -C extra-filename=-37d2a34e21553b5d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d4cb564e807a9cd7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-28532d321a976b97.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-8c98a1a0e58216a9.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4a1aaa49aef44b1a9955760335eeb6c045e3e46a5292f6a46f74a526cd99c90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a1aaa49aef44b1a9955760335eeb6c045e3e46a5292f6a46f74a526cd99c90c", kill_on_drop: false }`
[INFO] [stdout] 4a1aaa49aef44b1a9955760335eeb6c045e3e46a5292f6a46f74a526cd99c90c