[INFO] cloning repository https://github.com/sayan-0255/cfg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sayan-0255/cfg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsayan-0255%2Fcfg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsayan-0255%2Fcfg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7bbf19c2be138fa293a670c02bdccbae7d83c80
[INFO] testing sayan-0255/cfg against beta-2026-04-21 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsayan-0255%2Fcfg" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sayan-0255/cfg
[INFO] finished tweaking git repo https://github.com/sayan-0255/cfg
[INFO] tweaked toml for git repo https://github.com/sayan-0255/cfg written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sayan-0255/cfg 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/sayan-0255/cfg 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] [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] af9634a531036a4542ea4c0eb5c4bb0b64b5a4c923e25d1b757d401bed90fbed
[INFO] running `Command { std: "docker" "start" "-a" "af9634a531036a4542ea4c0eb5c4bb0b64b5a4c923e25d1b757d401bed90fbed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af9634a531036a4542ea4c0eb5c4bb0b64b5a4c923e25d1b757d401bed90fbed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af9634a531036a4542ea4c0eb5c4bb0b64b5a4c923e25d1b757d401bed90fbed", kill_on_drop: false }`
[INFO] [stdout] af9634a531036a4542ea4c0eb5c4bb0b64b5a4c923e25d1b757d401bed90fbed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb6cfd3dd828d1d7ea5339cea9dd98e7742dd1582c544eb2e4a30367b396915b
[INFO] running `Command { std: "docker" "start" "-a" "cb6cfd3dd828d1d7ea5339cea9dd98e7742dd1582c544eb2e4a30367b396915b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling logos v0.12.1
[INFO] [stderr]    Compiling cfg_analyzer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `cfg_analyzer v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cfg_analyzer-154f6847e209d47c/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   processing file `/opt/rustwide/workdir/src/grammar.lalrpop`
[INFO] [stderr]   /opt/rustwide/workdir/src/grammar.lalrpop:20:16: 20:16 error: unexpected token: `(`
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]         <Identifier(id)> <Assign> <expr:Expression> => Assignment { identifier: id, expression: expr }
[INFO] [stderr]                    ^
[INFO] running `Command { std: "docker" "inspect" "cb6cfd3dd828d1d7ea5339cea9dd98e7742dd1582c544eb2e4a30367b396915b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb6cfd3dd828d1d7ea5339cea9dd98e7742dd1582c544eb2e4a30367b396915b", kill_on_drop: false }`
[INFO] [stdout] cb6cfd3dd828d1d7ea5339cea9dd98e7742dd1582c544eb2e4a30367b396915b