[INFO] fetching crate varcon-core 5.0.3...
[INFO] testing varcon-core-5.0.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate varcon-core 5.0.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate varcon-core 5.0.3
[INFO] finished tweaking crates.io crate varcon-core 5.0.3
[INFO] tweaked toml for crates.io crate varcon-core 5.0.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate varcon-core 5.0.3 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 varcon-core 5.0.3 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ba6c95226e65e5ddd75f3c3ea5ccce6263aed9d87391feb38045e80fdf044c7d
[INFO] running `Command { std: "docker" "start" "-a" "ba6c95226e65e5ddd75f3c3ea5ccce6263aed9d87391feb38045e80fdf044c7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba6c95226e65e5ddd75f3c3ea5ccce6263aed9d87391feb38045e80fdf044c7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba6c95226e65e5ddd75f3c3ea5ccce6263aed9d87391feb38045e80fdf044c7d", kill_on_drop: false }`
[INFO] [stdout] ba6c95226e65e5ddd75f3c3ea5ccce6263aed9d87391feb38045e80fdf044c7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 79fff7012dd1488c3a4f65be46f04d50abc10f6b1ffd435ac1f6ad01dc0cb8f7
[INFO] running `Command { std: "docker" "start" "-a" "79fff7012dd1488c3a4f65be46f04d50abc10f6b1ffd435ac1f6ad01dc0cb8f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling varcon-core v5.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "79fff7012dd1488c3a4f65be46f04d50abc10f6b1ffd435ac1f6ad01dc0cb8f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79fff7012dd1488c3a4f65be46f04d50abc10f6b1ffd435ac1f6ad01dc0cb8f7", kill_on_drop: false }`
[INFO] [stdout] 79fff7012dd1488c3a4f65be46f04d50abc10f6b1ffd435ac1f6ad01dc0cb8f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cfeb969b6d08782d7406aeac1487a5c1438a9edd7b6f7859d6c2ac23735f0f75
[INFO] running `Command { std: "docker" "start" "-a" "cfeb969b6d08782d7406aeac1487a5c1438a9edd7b6f7859d6c2ac23735f0f75", kill_on_drop: false }`
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling similar v2.3.0
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling snapbox-macros v0.3.10
[INFO] [stderr]    Compiling snapbox v0.6.21
[INFO] [stderr]    Compiling varcon-core v5.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "cfeb969b6d08782d7406aeac1487a5c1438a9edd7b6f7859d6c2ac23735f0f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfeb969b6d08782d7406aeac1487a5c1438a9edd7b6f7859d6c2ac23735f0f75", kill_on_drop: false }`
[INFO] [stdout] cfeb969b6d08782d7406aeac1487a5c1438a9edd7b6f7859d6c2ac23735f0f75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 67559f4a0f033356037974ed5ddc085b28c2d6b7e68272bc611984412f0f449d
[INFO] running `Command { std: "docker" "start" "-a" "67559f4a0f033356037974ed5ddc085b28c2d6b7e68272bc611984412f0f449d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/varcon_core-f533cf04ba06429c)
[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] [stderr]    Doc-tests varcon_core
[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" "67559f4a0f033356037974ed5ddc085b28c2d6b7e68272bc611984412f0f449d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67559f4a0f033356037974ed5ddc085b28c2d6b7e68272bc611984412f0f449d", kill_on_drop: false }`
[INFO] [stdout] 67559f4a0f033356037974ed5ddc085b28c2d6b7e68272bc611984412f0f449d