[INFO] fetching crate melior-macro 0.18.1...
[INFO] testing melior-macro-0.18.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate melior-macro 0.18.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate melior-macro 0.18.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate melior-macro 0.18.1
[INFO] tweaked toml for crates.io crate melior-macro 0.18.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate melior-macro 0.18.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate melior-macro 0.18.1 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mlir-sys v0.5.0
[INFO] [stderr]   Downloaded unindent v0.2.4
[INFO] [stderr]   Downloaded caseless v0.2.2
[INFO] [stderr]   Downloaded slug v0.1.6
[INFO] [stderr]   Downloaded cc v1.2.17
[INFO] [stderr]   Downloaded deunicode v1.6.1
[INFO] [stderr]   Downloaded prettyplease v0.2.31
[INFO] [stderr]   Downloaded comrak v0.42.0
[INFO] [stderr]   Downloaded tblgen v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ff4d9a31d22d4932fb63dd5e9cec3deea417d6849588cee291f58d869c59466
[INFO] running `Command { std: "docker" "start" "-a" "1ff4d9a31d22d4932fb63dd5e9cec3deea417d6849588cee291f58d869c59466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ff4d9a31d22d4932fb63dd5e9cec3deea417d6849588cee291f58d869c59466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ff4d9a31d22d4932fb63dd5e9cec3deea417d6849588cee291f58d869c59466", kill_on_drop: false }`
[INFO] [stdout] 1ff4d9a31d22d4932fb63dd5e9cec3deea417d6849588cee291f58d869c59466
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81e4607134a6dbac05bb952da999b8637f0f809d7059b4ef74c3b9c9498c6fb1
[INFO] running `Command { std: "docker" "start" "-a" "81e4607134a6dbac05bb952da999b8637f0f809d7059b4ef74c3b9c9498c6fb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling prettyplease v0.2.31
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling cc v1.2.17
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling deunicode v1.6.1
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling melior-macro v0.18.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling entities v1.0.1
[INFO] [stderr]    Compiling convert_case v0.8.0
[INFO] [stderr]    Compiling unindent v0.2.4
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling slug v0.1.6
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling caseless v0.2.2
[INFO] [stderr]    Compiling comrak v0.42.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tblgen v0.7.0
[INFO] [stderr] error: failed to run custom build command for `tblgen v0.7.0`
[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/tblgen-9986dadde0eb480d/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   failed to find correct version (20.x.x) of llvm-config (found 18.1.3)
[INFO] running `Command { std: "docker" "inspect" "81e4607134a6dbac05bb952da999b8637f0f809d7059b4ef74c3b9c9498c6fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e4607134a6dbac05bb952da999b8637f0f809d7059b4ef74c3b9c9498c6fb1", kill_on_drop: false }`
[INFO] [stdout] 81e4607134a6dbac05bb952da999b8637f0f809d7059b4ef74c3b9c9498c6fb1