[INFO] fetching crate zt 0.1.1...
[INFO] testing zt-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate zt 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate zt 0.1.1
[INFO] finished tweaking crates.io crate zt 0.1.1
[INFO] tweaked toml for crates.io crate zt 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zt 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] crate crates.io crate zt 0.1.1 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] 47ce5bfeb01b1024d9476b9715a3afaa0154668c0db20f66d87ba75518baa620
[INFO] running `Command { std: "docker" "start" "-a" "47ce5bfeb01b1024d9476b9715a3afaa0154668c0db20f66d87ba75518baa620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47ce5bfeb01b1024d9476b9715a3afaa0154668c0db20f66d87ba75518baa620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ce5bfeb01b1024d9476b9715a3afaa0154668c0db20f66d87ba75518baa620", kill_on_drop: false }`
[INFO] [stdout] 47ce5bfeb01b1024d9476b9715a3afaa0154668c0db20f66d87ba75518baa620
[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] 59603a430ff3b74d894aee2a06e8c54a18bf7952e64d2d92fb2845028dac99cd
[INFO] running `Command { std: "docker" "start" "-a" "59603a430ff3b74d894aee2a06e8c54a18bf7952e64d2d92fb2845028dac99cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling zt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "59603a430ff3b74d894aee2a06e8c54a18bf7952e64d2d92fb2845028dac99cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59603a430ff3b74d894aee2a06e8c54a18bf7952e64d2d92fb2845028dac99cd", kill_on_drop: false }`
[INFO] [stdout] 59603a430ff3b74d894aee2a06e8c54a18bf7952e64d2d92fb2845028dac99cd
[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] 871bd5054013db24eccfa7e7365d3e2a434aa21b4a17aaea71b152e899a5c6bb
[INFO] running `Command { std: "docker" "start" "-a" "871bd5054013db24eccfa7e7365d3e2a434aa21b4a17aaea71b152e899a5c6bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling zt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "871bd5054013db24eccfa7e7365d3e2a434aa21b4a17aaea71b152e899a5c6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "871bd5054013db24eccfa7e7365d3e2a434aa21b4a17aaea71b152e899a5c6bb", kill_on_drop: false }`
[INFO] [stdout] 871bd5054013db24eccfa7e7365d3e2a434aa21b4a17aaea71b152e899a5c6bb
[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] f4209b332819c414479e9e0b75a2e569072cb4ed72c685b546296ba179c8036b
[INFO] running `Command { std: "docker" "start" "-a" "f4209b332819c414479e9e0b75a2e569072cb4ed72c685b546296ba179c8036b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/zt-b0242cbcc9bd3a29)
[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" "f4209b332819c414479e9e0b75a2e569072cb4ed72c685b546296ba179c8036b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4209b332819c414479e9e0b75a2e569072cb4ed72c685b546296ba179c8036b", kill_on_drop: false }`
[INFO] [stdout] f4209b332819c414479e9e0b75a2e569072cb4ed72c685b546296ba179c8036b