[INFO] fetching crate fatality-proc-macro 0.1.1...
[INFO] testing fatality-proc-macro-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate fatality-proc-macro 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate fatality-proc-macro 0.1.1
[INFO] finished tweaking crates.io crate fatality-proc-macro 0.1.1
[INFO] tweaked toml for crates.io crate fatality-proc-macro 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fatality-proc-macro 0.1.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc2606ac9d9869c0c440c18d7d7b16cb705d0133e5a72e26e6cf0237eaf00cc4
[INFO] running `Command { std: "docker" "start" "-a" "cc2606ac9d9869c0c440c18d7d7b16cb705d0133e5a72e26e6cf0237eaf00cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc2606ac9d9869c0c440c18d7d7b16cb705d0133e5a72e26e6cf0237eaf00cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc2606ac9d9869c0c440c18d7d7b16cb705d0133e5a72e26e6cf0237eaf00cc4", kill_on_drop: false }`
[INFO] [stdout] cc2606ac9d9869c0c440c18d7d7b16cb705d0133e5a72e26e6cf0237eaf00cc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f7cdc201c290ff22fa9985141af89f8762c710bec6130175311f5640ac02ad2
[INFO] running `Command { std: "docker" "start" "-a" "8f7cdc201c290ff22fa9985141af89f8762c710bec6130175311f5640ac02ad2", kill_on_drop: false }`
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling expander v2.2.1
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]    Compiling file-guard v0.2.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling toml_edit v0.23.6
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling fatality-proc-macro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.14s
[INFO] running `Command { std: "docker" "inspect" "8f7cdc201c290ff22fa9985141af89f8762c710bec6130175311f5640ac02ad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f7cdc201c290ff22fa9985141af89f8762c710bec6130175311f5640ac02ad2", kill_on_drop: false }`
[INFO] [stdout] 8f7cdc201c290ff22fa9985141af89f8762c710bec6130175311f5640ac02ad2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a7eed3596ba44276ba5bf15908ad5e280e9236679e91ebb12a45678fd7b076b
[INFO] running `Command { std: "docker" "start" "-a" "1a7eed3596ba44276ba5bf15908ad5e280e9236679e91ebb12a45678fd7b076b", kill_on_drop: false }`
[INFO] [stderr]    Compiling fatality-proc-macro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `assert_matches`
[INFO] [stdout]  --> src/tests.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use assert_matches::assert_matches;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ help: a similar path exists: `std::assert_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fatality-proc-macro` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1a7eed3596ba44276ba5bf15908ad5e280e9236679e91ebb12a45678fd7b076b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7eed3596ba44276ba5bf15908ad5e280e9236679e91ebb12a45678fd7b076b", kill_on_drop: false }`
[INFO] [stdout] 1a7eed3596ba44276ba5bf15908ad5e280e9236679e91ebb12a45678fd7b076b