[INFO] fetching crate ironshield-core 0.3.22...
[INFO] testing ironshield-core-0.3.22 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ironshield-core 0.3.22 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ironshield-core 0.3.22
[INFO] finished tweaking crates.io crate ironshield-core 0.3.22
[INFO] tweaked toml for crates.io crate ironshield-core 0.3.22 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ironshield-core 0.3.22 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 ironshield-core 0.3.22 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0e36e0826a36794adb81908f9024112afd40ebef57c6c539694d0c3d84ba5204
[INFO] running `Command { std: "docker" "start" "-a" "0e36e0826a36794adb81908f9024112afd40ebef57c6c539694d0c3d84ba5204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e36e0826a36794adb81908f9024112afd40ebef57c6c539694d0c3d84ba5204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e36e0826a36794adb81908f9024112afd40ebef57c6c539694d0c3d84ba5204", kill_on_drop: false }`
[INFO] [stdout] 0e36e0826a36794adb81908f9024112afd40ebef57c6c539694d0c3d84ba5204
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 89e4c71ab67f7ce0367db72e900d43c269e85b76b0e8d7032ea7a9716a0831d6
[INFO] running `Command { std: "docker" "start" "-a" "89e4c71ab67f7ce0367db72e900d43c269e85b76b0e8d7032ea7a9716a0831d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.100
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.100
[INFO] [stderr]    Compiling ed25519-dalek v2.2.0
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling js-sys v0.3.77
[INFO] [stderr]    Compiling serde-wasm-bindgen v0.6.5
[INFO] [stderr]    Compiling ironshield-types v0.2.10
[INFO] [stderr]    Compiling ironshield-core v0.3.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.16s
[INFO] running `Command { std: "docker" "inspect" "89e4c71ab67f7ce0367db72e900d43c269e85b76b0e8d7032ea7a9716a0831d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e4c71ab67f7ce0367db72e900d43c269e85b76b0e8d7032ea7a9716a0831d6", kill_on_drop: false }`
[INFO] [stdout] 89e4c71ab67f7ce0367db72e900d43c269e85b76b0e8d7032ea7a9716a0831d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 06e0dfee32fab3adab3c752afb629ec208aed0342abb5ad1dd1872c955f8b383
[INFO] running `Command { std: "docker" "start" "-a" "06e0dfee32fab3adab3c752afb629ec208aed0342abb5ad1dd1872c955f8b383", kill_on_drop: false }`
[INFO] [stderr]    Compiling ironshield-core v0.3.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "06e0dfee32fab3adab3c752afb629ec208aed0342abb5ad1dd1872c955f8b383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06e0dfee32fab3adab3c752afb629ec208aed0342abb5ad1dd1872c955f8b383", kill_on_drop: false }`
[INFO] [stdout] 06e0dfee32fab3adab3c752afb629ec208aed0342abb5ad1dd1872c955f8b383
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a2465a54d3c4dce3dab2efe1d289da9dba21ea92e04d0ebc15faea1a5275995a
[INFO] running `Command { std: "docker" "start" "-a" "a2465a54d3c4dce3dab2efe1d289da9dba21ea92e04d0ebc15faea1a5275995a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ironshield_core-c2aa4d0efdb7f665)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test solve::tests::test_find_solution_deterministic_correctness ... ok
[INFO] [stdout] test solve::tests::test_find_solution_easy ... ok
[INFO] [stdout] test solve::tests::test_execute_proof_of_work_single_threaded_mode ... ok
[INFO] [stdout] test solve::tests::test_execute_proof_of_work_worker_coordination_mode ... ok
[INFO] [stdout] test solve::tests::test_le_bytes_to_i64_roundtrip ... ok
[INFO] [stdout] test tests::test_ironshield_challenge_creation ... ok
[INFO] [stdout] test tests::test_ironshield_multi_threaded_solve_verify_integration ... ok
[INFO] [stdout] test tests::test_recommended_attempts ... ok
[INFO] [stdout] test solve::tests::test_performance_optimization_correctness ... ok
[INFO] [stdout] test tests::test_serde_serialization ... ok
[INFO] [stdout] test tests::test_solve_verify_integration ... ok
[INFO] [stdout] test solve::tests::test_increment_le_bytes ... ok
[INFO] [stdout] test tests::test_ironshield_solve_verify_integration ... ok
[INFO] [stdout] test verify::tests::test_verify_ironshield_solution_edge_cases ... ok
[INFO] [stdout] test verify::tests::test_verify_ironshield_solution ... ok
[INFO] [stdout] test tests::test_difficulty_to_challenge_param ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ironshield_core
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/verify.rs - verify::verify_ironshield_solution (line 29) ... ok
[INFO] [stdout] test src/solve.rs - solve::find_solution (line 103) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a2465a54d3c4dce3dab2efe1d289da9dba21ea92e04d0ebc15faea1a5275995a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2465a54d3c4dce3dab2efe1d289da9dba21ea92e04d0ebc15faea1a5275995a", kill_on_drop: false }`
[INFO] [stdout] a2465a54d3c4dce3dab2efe1d289da9dba21ea92e04d0ebc15faea1a5275995a