[INFO] fetching crate matricks_plugin 0.1.4...
[INFO] testing matricks_plugin-0.1.4 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate matricks_plugin 0.1.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate matricks_plugin 0.1.4
[INFO] finished tweaking crates.io crate matricks_plugin 0.1.4
[INFO] tweaked toml for crates.io crate matricks_plugin 0.1.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate matricks_plugin 0.1.4 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92f8b9bc7b642842794d55ab08624c837b6b6737b6aac28df000df8f14cb1595
[INFO] running `Command { std: "docker" "start" "-a" "92f8b9bc7b642842794d55ab08624c837b6b6737b6aac28df000df8f14cb1595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92f8b9bc7b642842794d55ab08624c837b6b6737b6aac28df000df8f14cb1595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92f8b9bc7b642842794d55ab08624c837b6b6737b6aac28df000df8f14cb1595", kill_on_drop: false }`
[INFO] [stdout] 92f8b9bc7b642842794d55ab08624c837b6b6737b6aac28df000df8f14cb1595
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46a03d856ae0f65339af36ceb6cae8c111eb4b14ee0cbe5cdd096684d1bbb256
[INFO] running `Command { std: "docker" "start" "-a" "46a03d856ae0f65339af36ceb6cae8c111eb4b14ee0cbe5cdd096684d1bbb256", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling matricks_plugin v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.92s
[INFO] running `Command { std: "docker" "inspect" "46a03d856ae0f65339af36ceb6cae8c111eb4b14ee0cbe5cdd096684d1bbb256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46a03d856ae0f65339af36ceb6cae8c111eb4b14ee0cbe5cdd096684d1bbb256", kill_on_drop: false }`
[INFO] [stdout] 46a03d856ae0f65339af36ceb6cae8c111eb4b14ee0cbe5cdd096684d1bbb256
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f5b0e99398619cb0a8eedfdf5c2cc4f9996b5ec22309369a9754b85df9819c3
[INFO] running `Command { std: "docker" "start" "-a" "2f5b0e99398619cb0a8eedfdf5c2cc4f9996b5ec22309369a9754b85df9819c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling matricks_plugin v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "2f5b0e99398619cb0a8eedfdf5c2cc4f9996b5ec22309369a9754b85df9819c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f5b0e99398619cb0a8eedfdf5c2cc4f9996b5ec22309369a9754b85df9819c3", kill_on_drop: false }`
[INFO] [stdout] 2f5b0e99398619cb0a8eedfdf5c2cc4f9996b5ec22309369a9754b85df9819c3
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97d790a50c04eb107273150e77ff17d8ead26ed092734f93f5ceabd7970651d7
[INFO] running `Command { std: "docker" "start" "-a" "97d790a50c04eb107273150e77ff17d8ead26ed092734f93f5ceabd7970651d7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/matricks_plugin-567ba43e68207536)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests matricks_plugin
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "97d790a50c04eb107273150e77ff17d8ead26ed092734f93f5ceabd7970651d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97d790a50c04eb107273150e77ff17d8ead26ed092734f93f5ceabd7970651d7", kill_on_drop: false }`
[INFO] [stdout] 97d790a50c04eb107273150e77ff17d8ead26ed092734f93f5ceabd7970651d7