[INFO] fetching crate mutalyzer 0.0.1...
[INFO] testing mutalyzer-0.0.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mutalyzer 0.0.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate mutalyzer 0.0.1
[INFO] finished tweaking crates.io crate mutalyzer 0.0.1
[INFO] tweaked toml for crates.io crate mutalyzer 0.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mutalyzer 0.0.1 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] crate crates.io crate mutalyzer 0.0.1 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" "+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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 54665439a1c5873f2f3ea4931c0f4432fa3199336addb2dbc72034d3a8fc179f
[INFO] running `Command { std: "docker" "start" "-a" "54665439a1c5873f2f3ea4931c0f4432fa3199336addb2dbc72034d3a8fc179f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54665439a1c5873f2f3ea4931c0f4432fa3199336addb2dbc72034d3a8fc179f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54665439a1c5873f2f3ea4931c0f4432fa3199336addb2dbc72034d3a8fc179f", kill_on_drop: false }`
[INFO] [stdout] 54665439a1c5873f2f3ea4931c0f4432fa3199336addb2dbc72034d3a8fc179f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e8f4c03b46b1681fbb5a3647f790a861e93daed142e2028bba5a68c9ee6235af
[INFO] running `Command { std: "docker" "start" "-a" "e8f4c03b46b1681fbb5a3647f790a861e93daed142e2028bba5a68c9ee6235af", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutalyzer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "e8f4c03b46b1681fbb5a3647f790a861e93daed142e2028bba5a68c9ee6235af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8f4c03b46b1681fbb5a3647f790a861e93daed142e2028bba5a68c9ee6235af", kill_on_drop: false }`
[INFO] [stdout] e8f4c03b46b1681fbb5a3647f790a861e93daed142e2028bba5a68c9ee6235af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6aaaceeb05cbbb5acedb1f506d02621f7bf631144dbd369cac4e97d211b07efc
[INFO] running `Command { std: "docker" "start" "-a" "6aaaceeb05cbbb5acedb1f506d02621f7bf631144dbd369cac4e97d211b07efc", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutalyzer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "6aaaceeb05cbbb5acedb1f506d02621f7bf631144dbd369cac4e97d211b07efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aaaceeb05cbbb5acedb1f506d02621f7bf631144dbd369cac4e97d211b07efc", kill_on_drop: false }`
[INFO] [stdout] 6aaaceeb05cbbb5acedb1f506d02621f7bf631144dbd369cac4e97d211b07efc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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", kill_on_drop: false }`
[INFO] [stdout] 37aa3e7c6bec402fde4549498b12152dc2ff7553d0b7af510f6c0f86ccb0e958
[INFO] running `Command { std: "docker" "start" "-a" "37aa3e7c6bec402fde4549498b12152dc2ff7553d0b7af510f6c0f86ccb0e958", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mutalyzer-50eead57030660f9)
[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" "37aa3e7c6bec402fde4549498b12152dc2ff7553d0b7af510f6c0f86ccb0e958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37aa3e7c6bec402fde4549498b12152dc2ff7553d0b7af510f6c0f86ccb0e958", kill_on_drop: false }`
[INFO] [stdout] 37aa3e7c6bec402fde4549498b12152dc2ff7553d0b7af510f6c0f86ccb0e958