./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_CRC.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_CRC.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 217c4f5eefa3b0856788b7ca9679c9bd3ae2e76dd46c0382e56b3111181a98a9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 08:46:39,278 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 08:46:39,333 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 08:46:39,339 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 08:46:39,342 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 08:46:39,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 08:46:39,365 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 08:46:39,365 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 08:46:39,365 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 08:46:39,365 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 08:46:39,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 08:46:39,366 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 08:46:39,366 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 08:46:39,366 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 08:46:39,367 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 08:46:39,367 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 08:46:39,367 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 08:46:39,367 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 08:46:39,367 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 08:46:39,367 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 08:46:39,367 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 08:46:39,368 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 08:46:39,368 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 08:46:39,368 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 08:46:39,368 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 08:46:39,368 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 08:46:39,368 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 08:46:39,368 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 08:46:39,368 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 08:46:39,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 08:46:39,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 08:46:39,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 08:46:39,369 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 08:46:39,369 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 08:46:39,369 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 08:46:39,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 08:46:39,369 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 08:46:39,369 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 08:46:39,370 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 08:46:39,370 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 08:46:39,370 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 217c4f5eefa3b0856788b7ca9679c9bd3ae2e76dd46c0382e56b3111181a98a9 [2025-03-08 08:46:39,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 08:46:39,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 08:46:39,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 08:46:39,618 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 08:46:39,618 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 08:46:39,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_CRC.c [2025-03-08 08:46:40,747 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bf27680d/5c87b9f8578d43379a611770ec4a24ae/FLAGf9ea90dd7 [2025-03-08 08:46:41,043 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 08:46:41,043 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_CRC.c [2025-03-08 08:46:41,055 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bf27680d/5c87b9f8578d43379a611770ec4a24ae/FLAGf9ea90dd7 [2025-03-08 08:46:41,315 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bf27680d/5c87b9f8578d43379a611770ec4a24ae [2025-03-08 08:46:41,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 08:46:41,318 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 08:46:41,319 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 08:46:41,319 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 08:46:41,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 08:46:41,322 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:46:41" (1/1) ... [2025-03-08 08:46:41,323 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9d6f73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41, skipping insertion in model container [2025-03-08 08:46:41,323 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:46:41" (1/1) ... [2025-03-08 08:46:41,349 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 08:46:41,448 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_CRC.c[1245,1258] [2025-03-08 08:46:41,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 08:46:41,601 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 08:46:41,609 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_CRC.c[1245,1258] [2025-03-08 08:46:41,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 08:46:41,710 INFO L204 MainTranslator]: Completed translation [2025-03-08 08:46:41,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41 WrapperNode [2025-03-08 08:46:41,711 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 08:46:41,712 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 08:46:41,712 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 08:46:41,712 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 08:46:41,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41" (1/1) ... [2025-03-08 08:46:41,750 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41" (1/1) ... [2025-03-08 08:46:41,944 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2319 [2025-03-08 08:46:41,944 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 08:46:41,945 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 08:46:41,945 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 08:46:41,945 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 08:46:41,951 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41" (1/1) ... [2025-03-08 08:46:41,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41" (1/1) ... [2025-03-08 08:46:41,985 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41" (1/1) ... [2025-03-08 08:46:42,048 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [2, 8]. 80 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [2, 8]. The 0 writes are split as follows [0, 0]. [2025-03-08 08:46:42,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41" (1/1) ... [2025-03-08 08:46:42,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41" (1/1) ... [2025-03-08 08:46:42,085 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41" (1/1) ... [2025-03-08 08:46:42,099 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41" (1/1) ... [2025-03-08 08:46:42,111 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41" (1/1) ... [2025-03-08 08:46:42,121 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41" (1/1) ... [2025-03-08 08:46:42,145 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 08:46:42,147 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 08:46:42,147 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 08:46:42,147 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 08:46:42,148 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41" (1/1) ... [2025-03-08 08:46:42,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 08:46:42,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 08:46:42,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 08:46:42,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 08:46:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 08:46:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 08:46:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 08:46:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 08:46:42,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 08:46:42,407 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 08:46:42,408 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 08:46:44,381 INFO L? ?]: Removed 1447 outVars from TransFormulas that were not future-live. [2025-03-08 08:46:44,382 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 08:46:44,530 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 08:46:44,530 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 08:46:44,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:46:44 BoogieIcfgContainer [2025-03-08 08:46:44,531 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 08:46:44,533 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 08:46:44,533 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 08:46:44,536 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 08:46:44,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 08:46:41" (1/3) ... [2025-03-08 08:46:44,541 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4427fd91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:46:44, skipping insertion in model container [2025-03-08 08:46:44,541 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:41" (2/3) ... [2025-03-08 08:46:44,541 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4427fd91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:46:44, skipping insertion in model container [2025-03-08 08:46:44,541 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:46:44" (3/3) ... [2025-03-08 08:46:44,542 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.h_CRC.c [2025-03-08 08:46:44,552 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 08:46:44,553 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.h_CRC.c that has 1 procedures, 833 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 08:46:44,615 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 08:46:44,624 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1c470eb6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 08:46:44,625 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 08:46:44,631 INFO L276 IsEmpty]: Start isEmpty. Operand has 833 states, 831 states have (on average 1.5631768953068592) internal successors, (1299), 832 states have internal predecessors, (1299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:46:44,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2025-03-08 08:46:44,635 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:46:44,635 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 08:46:44,636 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:46:44,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:46:44,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1446918027, now seen corresponding path program 1 times [2025-03-08 08:46:44,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 08:46:44,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125031892] [2025-03-08 08:46:44,647 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:46:44,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 08:46:44,714 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-03-08 08:46:44,779 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-03-08 08:46:44,782 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:46:44,782 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 08:46:45,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 08:46:45,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 08:46:45,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125031892] [2025-03-08 08:46:45,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125031892] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 08:46:45,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 08:46:45,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 08:46:45,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923184105] [2025-03-08 08:46:45,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 08:46:45,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 08:46:45,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 08:46:45,144 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 08:46:45,144 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 08:46:45,147 INFO L87 Difference]: Start difference. First operand has 833 states, 831 states have (on average 1.5631768953068592) internal successors, (1299), 832 states have internal predecessors, (1299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:46:45,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 08:46:45,545 INFO L93 Difference]: Finished difference Result 1659 states and 2591 transitions. [2025-03-08 08:46:45,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 08:46:45,547 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2025-03-08 08:46:45,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 08:46:45,562 INFO L225 Difference]: With dead ends: 1659 [2025-03-08 08:46:45,562 INFO L226 Difference]: Without dead ends: 832 [2025-03-08 08:46:45,572 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 08:46:45,574 INFO L435 NwaCegarLoop]: 1114 mSDtfsCounter, 0 mSDsluCounter, 2223 mSDsCounter, 0 mSdLazyCounter, 547 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3337 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 08:46:45,574 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3337 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 547 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 08:46:45,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2025-03-08 08:46:45,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 832. [2025-03-08 08:46:45,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 832 states, 831 states have (on average 1.5607701564380265) internal successors, (1297), 831 states have internal predecessors, (1297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:46:45,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 832 states and 1297 transitions. [2025-03-08 08:46:45,651 INFO L78 Accepts]: Start accepts. Automaton has 832 states and 1297 transitions. Word has length 21 [2025-03-08 08:46:45,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 08:46:45,651 INFO L471 AbstractCegarLoop]: Abstraction has 832 states and 1297 transitions. [2025-03-08 08:46:45,652 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:46:45,652 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1297 transitions. [2025-03-08 08:46:45,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2025-03-08 08:46:45,652 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:46:45,652 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 08:46:45,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 08:46:45,652 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:46:45,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:46:45,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1900105321, now seen corresponding path program 1 times [2025-03-08 08:46:45,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 08:46:45,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083750230] [2025-03-08 08:46:45,653 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:46:45,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 08:46:45,669 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 22 statements into 1 equivalence classes. [2025-03-08 08:46:45,692 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 22 of 22 statements. [2025-03-08 08:46:45,693 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:46:45,693 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 08:46:45,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 08:46:45,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 08:46:45,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083750230] [2025-03-08 08:46:45,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083750230] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 08:46:45,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 08:46:45,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 08:46:45,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029356510] [2025-03-08 08:46:45,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 08:46:45,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 08:46:45,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 08:46:45,807 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 08:46:45,808 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 08:46:45,808 INFO L87 Difference]: Start difference. First operand 832 states and 1297 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:46:46,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 08:46:46,116 INFO L93 Difference]: Finished difference Result 1660 states and 2589 transitions. [2025-03-08 08:46:46,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 08:46:46,117 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2025-03-08 08:46:46,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 08:46:46,120 INFO L225 Difference]: With dead ends: 1660 [2025-03-08 08:46:46,121 INFO L226 Difference]: Without dead ends: 834 [2025-03-08 08:46:46,122 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 08:46:46,123 INFO L435 NwaCegarLoop]: 1114 mSDtfsCounter, 0 mSDsluCounter, 2220 mSDsCounter, 0 mSdLazyCounter, 550 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3334 SdHoareTripleChecker+Invalid, 550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 550 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 08:46:46,123 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3334 Invalid, 550 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 550 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 08:46:46,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 834 states. [2025-03-08 08:46:46,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 834. [2025-03-08 08:46:46,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 834 states, 833 states have (on average 1.559423769507803) internal successors, (1299), 833 states have internal predecessors, (1299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:46:46,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 834 states and 1299 transitions. [2025-03-08 08:46:46,150 INFO L78 Accepts]: Start accepts. Automaton has 834 states and 1299 transitions. Word has length 22 [2025-03-08 08:46:46,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 08:46:46,150 INFO L471 AbstractCegarLoop]: Abstraction has 834 states and 1299 transitions. [2025-03-08 08:46:46,150 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:46:46,150 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1299 transitions. [2025-03-08 08:46:46,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2025-03-08 08:46:46,151 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:46:46,151 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 08:46:46,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 08:46:46,151 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:46:46,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:46:46,155 INFO L85 PathProgramCache]: Analyzing trace with hash -1137179472, now seen corresponding path program 1 times [2025-03-08 08:46:46,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 08:46:46,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273707012] [2025-03-08 08:46:46,155 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:46:46,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 08:46:46,174 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 23 statements into 1 equivalence classes. [2025-03-08 08:46:46,203 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 23 of 23 statements. [2025-03-08 08:46:46,204 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:46:46,204 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 08:46:46,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 08:46:46,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 08:46:46,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273707012] [2025-03-08 08:46:46,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273707012] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 08:46:46,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 08:46:46,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 08:46:46,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492240476] [2025-03-08 08:46:46,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 08:46:46,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 08:46:46,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 08:46:46,375 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 08:46:46,375 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 08:46:46,375 INFO L87 Difference]: Start difference. First operand 834 states and 1299 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:46:47,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 08:46:47,060 INFO L93 Difference]: Finished difference Result 2482 states and 3871 transitions. [2025-03-08 08:46:47,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 08:46:47,061 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2025-03-08 08:46:47,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 08:46:47,068 INFO L225 Difference]: With dead ends: 2482 [2025-03-08 08:46:47,068 INFO L226 Difference]: Without dead ends: 1654 [2025-03-08 08:46:47,070 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-03-08 08:46:47,072 INFO L435 NwaCegarLoop]: 1083 mSDtfsCounter, 3839 mSDsluCounter, 2163 mSDsCounter, 0 mSdLazyCounter, 630 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3839 SdHoareTripleChecker+Valid, 3246 SdHoareTripleChecker+Invalid, 633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-08 08:46:47,073 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3839 Valid, 3246 Invalid, 633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 630 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-08 08:46:47,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1654 states. [2025-03-08 08:46:47,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1654 to 832. [2025-03-08 08:46:47,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 832 states, 831 states have (on average 1.5583634175691938) internal successors, (1295), 831 states have internal predecessors, (1295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:46:47,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 832 states and 1295 transitions. [2025-03-08 08:46:47,094 INFO L78 Accepts]: Start accepts. Automaton has 832 states and 1295 transitions. Word has length 23 [2025-03-08 08:46:47,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 08:46:47,094 INFO L471 AbstractCegarLoop]: Abstraction has 832 states and 1295 transitions. [2025-03-08 08:46:47,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:46:47,094 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1295 transitions. [2025-03-08 08:46:47,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2025-03-08 08:46:47,095 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:46:47,095 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 08:46:47,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 08:46:47,095 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:46:47,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:46:47,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1642259702, now seen corresponding path program 1 times [2025-03-08 08:46:47,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 08:46:47,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316357900] [2025-03-08 08:46:47,097 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:46:47,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 08:46:47,113 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-03-08 08:46:47,132 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-03-08 08:46:47,138 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:46:47,138 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 08:46:47,138 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 08:46:47,148 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-03-08 08:46:47,166 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-03-08 08:46:47,169 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:46:47,169 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 08:46:47,206 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 08:46:47,206 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 08:46:47,206 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 08:46:47,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 08:46:47,210 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-08 08:46:47,230 WARN L310 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2025-03-08 08:46:47,237 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 08:46:47,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 08:46:47 BoogieIcfgContainer [2025-03-08 08:46:47,240 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 08:46:47,240 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 08:46:47,240 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 08:46:47,240 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 08:46:47,241 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:46:44" (3/4) ... [2025-03-08 08:46:47,243 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 08:46:47,243 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 08:46:47,244 INFO L158 Benchmark]: Toolchain (without parser) took 5925.50ms. Allocated memory was 142.6MB in the beginning and 251.7MB in the end (delta: 109.1MB). Free memory was 106.5MB in the beginning and 107.6MB in the end (delta: -1.1MB). Peak memory consumption was 109.9MB. Max. memory is 16.1GB. [2025-03-08 08:46:47,244 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 115.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 08:46:47,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.65ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 71.6MB in the end (delta: 34.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-08 08:46:47,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 232.18ms. Allocated memory is still 142.6MB. Free memory was 71.6MB in the beginning and 73.4MB in the end (delta: -1.8MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2025-03-08 08:46:47,244 INFO L158 Benchmark]: Boogie Preprocessor took 200.67ms. Allocated memory is still 142.6MB. Free memory was 73.4MB in the beginning and 51.5MB in the end (delta: 21.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-08 08:46:47,245 INFO L158 Benchmark]: IcfgBuilder took 2384.21ms. Allocated memory was 142.6MB in the beginning and 251.7MB in the end (delta: 109.1MB). Free memory was 51.5MB in the beginning and 148.4MB in the end (delta: -96.9MB). Peak memory consumption was 131.2MB. Max. memory is 16.1GB. [2025-03-08 08:46:47,245 INFO L158 Benchmark]: TraceAbstraction took 2707.03ms. Allocated memory is still 251.7MB. Free memory was 148.4MB in the beginning and 110.2MB in the end (delta: 38.2MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2025-03-08 08:46:47,245 INFO L158 Benchmark]: Witness Printer took 2.99ms. Allocated memory is still 251.7MB. Free memory was 110.2MB in the beginning and 107.6MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 08:46:47,246 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 115.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.65ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 71.6MB in the end (delta: 34.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 232.18ms. Allocated memory is still 142.6MB. Free memory was 71.6MB in the beginning and 73.4MB in the end (delta: -1.8MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 200.67ms. Allocated memory is still 142.6MB. Free memory was 73.4MB in the beginning and 51.5MB in the end (delta: 21.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * IcfgBuilder took 2384.21ms. Allocated memory was 142.6MB in the beginning and 251.7MB in the end (delta: 109.1MB). Free memory was 51.5MB in the beginning and 148.4MB in the end (delta: -96.9MB). Peak memory consumption was 131.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2707.03ms. Allocated memory is still 251.7MB. Free memory was 148.4MB in the beginning and 110.2MB in the end (delta: 38.2MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * Witness Printer took 2.99ms. Allocated memory is still 251.7MB. Free memory was 110.2MB in the beginning and 107.6MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 159. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 8); [L30] const SORT_5 msb_SORT_5 = (SORT_5)1 << (8 - 1); [L32] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 32); [L33] const SORT_9 msb_SORT_9 = (SORT_9)1 << (32 - 1); [L35] const SORT_161 mask_SORT_161 = (SORT_161)-1 >> (sizeof(SORT_161) * 8 - 2); [L36] const SORT_161 msb_SORT_161 = (SORT_161)1 << (2 - 1); [L38] const SORT_163 mask_SORT_163 = (SORT_163)-1 >> (sizeof(SORT_163) * 8 - 3); [L39] const SORT_163 msb_SORT_163 = (SORT_163)1 << (3 - 1); [L41] const SORT_165 mask_SORT_165 = (SORT_165)-1 >> (sizeof(SORT_165) * 8 - 4); [L42] const SORT_165 msb_SORT_165 = (SORT_165)1 << (4 - 1); [L44] const SORT_167 mask_SORT_167 = (SORT_167)-1 >> (sizeof(SORT_167) * 8 - 5); [L45] const SORT_167 msb_SORT_167 = (SORT_167)1 << (5 - 1); [L47] const SORT_169 mask_SORT_169 = (SORT_169)-1 >> (sizeof(SORT_169) * 8 - 6); [L48] const SORT_169 msb_SORT_169 = (SORT_169)1 << (6 - 1); [L50] const SORT_171 mask_SORT_171 = (SORT_171)-1 >> (sizeof(SORT_171) * 8 - 7); [L51] const SORT_171 msb_SORT_171 = (SORT_171)1 << (7 - 1); [L53] const SORT_174 mask_SORT_174 = (SORT_174)-1 >> (sizeof(SORT_174) * 8 - 9); [L54] const SORT_174 msb_SORT_174 = (SORT_174)1 << (9 - 1); [L56] const SORT_176 mask_SORT_176 = (SORT_176)-1 >> (sizeof(SORT_176) * 8 - 10); [L57] const SORT_176 msb_SORT_176 = (SORT_176)1 << (10 - 1); [L59] const SORT_178 mask_SORT_178 = (SORT_178)-1 >> (sizeof(SORT_178) * 8 - 11); [L60] const SORT_178 msb_SORT_178 = (SORT_178)1 << (11 - 1); [L62] const SORT_180 mask_SORT_180 = (SORT_180)-1 >> (sizeof(SORT_180) * 8 - 12); [L63] const SORT_180 msb_SORT_180 = (SORT_180)1 << (12 - 1); [L65] const SORT_182 mask_SORT_182 = (SORT_182)-1 >> (sizeof(SORT_182) * 8 - 13); [L66] const SORT_182 msb_SORT_182 = (SORT_182)1 << (13 - 1); [L68] const SORT_184 mask_SORT_184 = (SORT_184)-1 >> (sizeof(SORT_184) * 8 - 14); [L69] const SORT_184 msb_SORT_184 = (SORT_184)1 << (14 - 1); [L71] const SORT_186 mask_SORT_186 = (SORT_186)-1 >> (sizeof(SORT_186) * 8 - 15); [L72] const SORT_186 msb_SORT_186 = (SORT_186)1 << (15 - 1); [L74] const SORT_188 mask_SORT_188 = (SORT_188)-1 >> (sizeof(SORT_188) * 8 - 16); [L75] const SORT_188 msb_SORT_188 = (SORT_188)1 << (16 - 1); [L77] const SORT_190 mask_SORT_190 = (SORT_190)-1 >> (sizeof(SORT_190) * 8 - 17); [L78] const SORT_190 msb_SORT_190 = (SORT_190)1 << (17 - 1); [L80] const SORT_192 mask_SORT_192 = (SORT_192)-1 >> (sizeof(SORT_192) * 8 - 18); [L81] const SORT_192 msb_SORT_192 = (SORT_192)1 << (18 - 1); [L83] const SORT_194 mask_SORT_194 = (SORT_194)-1 >> (sizeof(SORT_194) * 8 - 19); [L84] const SORT_194 msb_SORT_194 = (SORT_194)1 << (19 - 1); [L86] const SORT_196 mask_SORT_196 = (SORT_196)-1 >> (sizeof(SORT_196) * 8 - 20); [L87] const SORT_196 msb_SORT_196 = (SORT_196)1 << (20 - 1); [L89] const SORT_198 mask_SORT_198 = (SORT_198)-1 >> (sizeof(SORT_198) * 8 - 21); [L90] const SORT_198 msb_SORT_198 = (SORT_198)1 << (21 - 1); [L92] const SORT_200 mask_SORT_200 = (SORT_200)-1 >> (sizeof(SORT_200) * 8 - 22); [L93] const SORT_200 msb_SORT_200 = (SORT_200)1 << (22 - 1); [L95] const SORT_202 mask_SORT_202 = (SORT_202)-1 >> (sizeof(SORT_202) * 8 - 23); [L96] const SORT_202 msb_SORT_202 = (SORT_202)1 << (23 - 1); [L98] const SORT_204 mask_SORT_204 = (SORT_204)-1 >> (sizeof(SORT_204) * 8 - 24); [L99] const SORT_204 msb_SORT_204 = (SORT_204)1 << (24 - 1); [L101] const SORT_206 mask_SORT_206 = (SORT_206)-1 >> (sizeof(SORT_206) * 8 - 25); [L102] const SORT_206 msb_SORT_206 = (SORT_206)1 << (25 - 1); [L104] const SORT_208 mask_SORT_208 = (SORT_208)-1 >> (sizeof(SORT_208) * 8 - 26); [L105] const SORT_208 msb_SORT_208 = (SORT_208)1 << (26 - 1); [L107] const SORT_210 mask_SORT_210 = (SORT_210)-1 >> (sizeof(SORT_210) * 8 - 27); [L108] const SORT_210 msb_SORT_210 = (SORT_210)1 << (27 - 1); [L110] const SORT_212 mask_SORT_212 = (SORT_212)-1 >> (sizeof(SORT_212) * 8 - 28); [L111] const SORT_212 msb_SORT_212 = (SORT_212)1 << (28 - 1); [L113] const SORT_214 mask_SORT_214 = (SORT_214)-1 >> (sizeof(SORT_214) * 8 - 29); [L114] const SORT_214 msb_SORT_214 = (SORT_214)1 << (29 - 1); [L116] const SORT_216 mask_SORT_216 = (SORT_216)-1 >> (sizeof(SORT_216) * 8 - 30); [L117] const SORT_216 msb_SORT_216 = (SORT_216)1 << (30 - 1); [L119] const SORT_218 mask_SORT_218 = (SORT_218)-1 >> (sizeof(SORT_218) * 8 - 31); [L120] const SORT_218 msb_SORT_218 = (SORT_218)1 << (31 - 1); [L122] const SORT_9 var_10 = 4294967295; [L123] const SORT_9 var_13 = 2863311530; [L124] const SORT_1 var_17 = 1; [L126] SORT_1 input_2; [L127] SORT_1 input_3; [L128] SORT_1 input_4; [L129] SORT_5 input_6; [L130] SORT_1 input_7; [L131] SORT_1 input_8; [L133] EXPR __VERIFIER_nondet_uint() & mask_SORT_9 VAL [mask_SORT_161=3, mask_SORT_163=7, mask_SORT_165=15, mask_SORT_167=31, mask_SORT_169=63, mask_SORT_171=127, mask_SORT_174=511, mask_SORT_176=1023, mask_SORT_178=2047, mask_SORT_180=4095, mask_SORT_182=8191, mask_SORT_184=16383, mask_SORT_186=32767, mask_SORT_188=65535, mask_SORT_190=131071, mask_SORT_192=262143, mask_SORT_194=524287, mask_SORT_196=1048575, mask_SORT_198=2097151, mask_SORT_1=1, mask_SORT_200=4194303, mask_SORT_202=8388607, mask_SORT_204=16777215, mask_SORT_206=33554431, mask_SORT_208=67108863, mask_SORT_210=134217727, mask_SORT_212=268435455, mask_SORT_214=536870911, mask_SORT_216=1073741823, mask_SORT_218=2147483647, mask_SORT_5=255, mask_SORT_9=-1, var_10=4294967295, var_13=2863311530, var_17=1] [L133] SORT_9 state_11 = __VERIFIER_nondet_uint() & mask_SORT_9; [L135] SORT_9 init_12_arg_1 = var_10; [L136] state_11 = init_12_arg_1 VAL [mask_SORT_161=3, mask_SORT_163=7, mask_SORT_165=15, mask_SORT_167=31, mask_SORT_169=63, mask_SORT_171=127, mask_SORT_174=511, mask_SORT_176=1023, mask_SORT_178=2047, mask_SORT_180=4095, mask_SORT_182=8191, mask_SORT_184=16383, mask_SORT_186=32767, mask_SORT_188=65535, mask_SORT_190=131071, mask_SORT_192=262143, mask_SORT_194=524287, mask_SORT_196=1048575, mask_SORT_198=2097151, mask_SORT_1=1, mask_SORT_200=4194303, mask_SORT_202=8388607, mask_SORT_204=16777215, mask_SORT_206=33554431, mask_SORT_208=67108863, mask_SORT_210=134217727, mask_SORT_212=268435455, mask_SORT_214=536870911, mask_SORT_216=1073741823, mask_SORT_218=2147483647, mask_SORT_5=255, mask_SORT_9=-1, state_11=4294967295, var_10=4294967295, var_13=2863311530, var_17=1] [L139] input_2 = __VERIFIER_nondet_uchar() [L140] input_3 = __VERIFIER_nondet_uchar() [L141] EXPR input_3 & mask_SORT_1 VAL [mask_SORT_161=3, mask_SORT_163=7, mask_SORT_165=15, mask_SORT_167=31, mask_SORT_169=63, mask_SORT_171=127, mask_SORT_174=511, mask_SORT_176=1023, mask_SORT_178=2047, mask_SORT_180=4095, mask_SORT_182=8191, mask_SORT_184=16383, mask_SORT_186=32767, mask_SORT_188=65535, mask_SORT_190=131071, mask_SORT_192=262143, mask_SORT_194=524287, mask_SORT_196=1048575, mask_SORT_198=2097151, mask_SORT_1=1, mask_SORT_200=4194303, mask_SORT_202=8388607, mask_SORT_204=16777215, mask_SORT_206=33554431, mask_SORT_208=67108863, mask_SORT_210=134217727, mask_SORT_212=268435455, mask_SORT_214=536870911, mask_SORT_216=1073741823, mask_SORT_218=2147483647, mask_SORT_5=255, mask_SORT_9=-1, state_11=4294967295, var_10=4294967295, var_13=2863311530, var_17=1] [L141] input_3 = input_3 & mask_SORT_1 [L142] input_4 = __VERIFIER_nondet_uchar() [L143] EXPR input_4 & mask_SORT_1 VAL [input_3=0, mask_SORT_161=3, mask_SORT_163=7, mask_SORT_165=15, mask_SORT_167=31, mask_SORT_169=63, mask_SORT_171=127, mask_SORT_174=511, mask_SORT_176=1023, mask_SORT_178=2047, mask_SORT_180=4095, mask_SORT_182=8191, mask_SORT_184=16383, mask_SORT_186=32767, mask_SORT_188=65535, mask_SORT_190=131071, mask_SORT_192=262143, mask_SORT_194=524287, mask_SORT_196=1048575, mask_SORT_198=2097151, mask_SORT_1=1, mask_SORT_200=4194303, mask_SORT_202=8388607, mask_SORT_204=16777215, mask_SORT_206=33554431, mask_SORT_208=67108863, mask_SORT_210=134217727, mask_SORT_212=268435455, mask_SORT_214=536870911, mask_SORT_216=1073741823, mask_SORT_218=2147483647, mask_SORT_5=255, mask_SORT_9=-1, state_11=4294967295, var_10=4294967295, var_13=2863311530, var_17=1] [L143] input_4 = input_4 & mask_SORT_1 [L144] input_6 = __VERIFIER_nondet_uchar() [L145] EXPR input_6 & mask_SORT_5 VAL [input_3=0, input_4=0, mask_SORT_161=3, mask_SORT_163=7, mask_SORT_165=15, mask_SORT_167=31, mask_SORT_169=63, mask_SORT_171=127, mask_SORT_174=511, mask_SORT_176=1023, mask_SORT_178=2047, mask_SORT_180=4095, mask_SORT_182=8191, mask_SORT_184=16383, mask_SORT_186=32767, mask_SORT_188=65535, mask_SORT_190=131071, mask_SORT_192=262143, mask_SORT_194=524287, mask_SORT_196=1048575, mask_SORT_198=2097151, mask_SORT_1=1, mask_SORT_200=4194303, mask_SORT_202=8388607, mask_SORT_204=16777215, mask_SORT_206=33554431, mask_SORT_208=67108863, mask_SORT_210=134217727, mask_SORT_212=268435455, mask_SORT_214=536870911, mask_SORT_216=1073741823, mask_SORT_218=2147483647, mask_SORT_5=255, mask_SORT_9=-1, state_11=4294967295, var_10=4294967295, var_13=2863311530, var_17=1] [L145] input_6 = input_6 & mask_SORT_5 [L146] input_7 = __VERIFIER_nondet_uchar() [L147] EXPR input_7 & mask_SORT_1 VAL [input_3=0, input_4=0, input_6=0, mask_SORT_161=3, mask_SORT_163=7, mask_SORT_165=15, mask_SORT_167=31, mask_SORT_169=63, mask_SORT_171=127, mask_SORT_174=511, mask_SORT_176=1023, mask_SORT_178=2047, mask_SORT_180=4095, mask_SORT_182=8191, mask_SORT_184=16383, mask_SORT_186=32767, mask_SORT_188=65535, mask_SORT_190=131071, mask_SORT_192=262143, mask_SORT_194=524287, mask_SORT_196=1048575, mask_SORT_198=2097151, mask_SORT_1=1, mask_SORT_200=4194303, mask_SORT_202=8388607, mask_SORT_204=16777215, mask_SORT_206=33554431, mask_SORT_208=67108863, mask_SORT_210=134217727, mask_SORT_212=268435455, mask_SORT_214=536870911, mask_SORT_216=1073741823, mask_SORT_218=2147483647, mask_SORT_5=255, mask_SORT_9=-1, state_11=4294967295, var_10=4294967295, var_13=2863311530, var_17=1] [L147] input_7 = input_7 & mask_SORT_1 [L148] input_8 = __VERIFIER_nondet_uchar() [L149] EXPR input_8 & mask_SORT_1 VAL [input_3=0, input_4=0, input_6=0, input_7=0, mask_SORT_161=3, mask_SORT_163=7, mask_SORT_165=15, mask_SORT_167=31, mask_SORT_169=63, mask_SORT_171=127, mask_SORT_174=511, mask_SORT_176=1023, mask_SORT_178=2047, mask_SORT_180=4095, mask_SORT_182=8191, mask_SORT_184=16383, mask_SORT_186=32767, mask_SORT_188=65535, mask_SORT_190=131071, mask_SORT_192=262143, mask_SORT_194=524287, mask_SORT_196=1048575, mask_SORT_198=2097151, mask_SORT_1=1, mask_SORT_200=4194303, mask_SORT_202=8388607, mask_SORT_204=16777215, mask_SORT_206=33554431, mask_SORT_208=67108863, mask_SORT_210=134217727, mask_SORT_212=268435455, mask_SORT_214=536870911, mask_SORT_216=1073741823, mask_SORT_218=2147483647, mask_SORT_5=255, mask_SORT_9=-1, state_11=4294967295, var_10=4294967295, var_13=2863311530, var_17=1] [L149] input_8 = input_8 & mask_SORT_1 [L152] SORT_9 var_14_arg_0 = state_11; [L153] SORT_9 var_14_arg_1 = var_13; [L154] SORT_1 var_14 = var_14_arg_0 != var_14_arg_1; [L155] SORT_1 var_18_arg_0 = var_14; [L156] SORT_1 var_18 = ~var_18_arg_0; [L157] SORT_1 var_19_arg_0 = var_17; [L158] SORT_1 var_19_arg_1 = var_18; VAL [input_3=0, input_4=0, input_6=0, input_7=0, input_8=0, mask_SORT_161=3, mask_SORT_163=7, mask_SORT_165=15, mask_SORT_167=31, mask_SORT_169=63, mask_SORT_171=127, mask_SORT_174=511, mask_SORT_176=1023, mask_SORT_178=2047, mask_SORT_180=4095, mask_SORT_182=8191, mask_SORT_184=16383, mask_SORT_186=32767, mask_SORT_188=65535, mask_SORT_190=131071, mask_SORT_192=262143, mask_SORT_194=524287, mask_SORT_196=1048575, mask_SORT_198=2097151, mask_SORT_1=1, mask_SORT_200=4194303, mask_SORT_202=8388607, mask_SORT_204=16777215, mask_SORT_206=33554431, mask_SORT_208=67108863, mask_SORT_210=134217727, mask_SORT_212=268435455, mask_SORT_214=536870911, mask_SORT_216=1073741823, mask_SORT_218=2147483647, mask_SORT_5=255, mask_SORT_9=-1, state_11=4294967295, var_10=4294967295, var_13=2863311530, var_17=1, var_19_arg_0=1, var_19_arg_1=-2] [L159] EXPR var_19_arg_0 & var_19_arg_1 VAL [input_3=0, input_4=0, input_6=0, input_7=0, input_8=0, mask_SORT_161=3, mask_SORT_163=7, mask_SORT_165=15, mask_SORT_167=31, mask_SORT_169=63, mask_SORT_171=127, mask_SORT_174=511, mask_SORT_176=1023, mask_SORT_178=2047, mask_SORT_180=4095, mask_SORT_182=8191, mask_SORT_184=16383, mask_SORT_186=32767, mask_SORT_188=65535, mask_SORT_190=131071, mask_SORT_192=262143, mask_SORT_194=524287, mask_SORT_196=1048575, mask_SORT_198=2097151, mask_SORT_1=1, mask_SORT_200=4194303, mask_SORT_202=8388607, mask_SORT_204=16777215, mask_SORT_206=33554431, mask_SORT_208=67108863, mask_SORT_210=134217727, mask_SORT_212=268435455, mask_SORT_214=536870911, mask_SORT_216=1073741823, mask_SORT_218=2147483647, mask_SORT_5=255, mask_SORT_9=-1, state_11=4294967295, var_10=4294967295, var_13=2863311530, var_17=1] [L159] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; [L160] EXPR var_19 & mask_SORT_1 VAL [input_3=0, input_4=0, input_6=0, input_7=0, input_8=0, mask_SORT_161=3, mask_SORT_163=7, mask_SORT_165=15, mask_SORT_167=31, mask_SORT_169=63, mask_SORT_171=127, mask_SORT_174=511, mask_SORT_176=1023, mask_SORT_178=2047, mask_SORT_180=4095, mask_SORT_182=8191, mask_SORT_184=16383, mask_SORT_186=32767, mask_SORT_188=65535, mask_SORT_190=131071, mask_SORT_192=262143, mask_SORT_194=524287, mask_SORT_196=1048575, mask_SORT_198=2097151, mask_SORT_1=1, mask_SORT_200=4194303, mask_SORT_202=8388607, mask_SORT_204=16777215, mask_SORT_206=33554431, mask_SORT_208=67108863, mask_SORT_210=134217727, mask_SORT_212=268435455, mask_SORT_214=536870911, mask_SORT_216=1073741823, mask_SORT_218=2147483647, mask_SORT_5=255, mask_SORT_9=-1, state_11=4294967295, var_10=4294967295, var_13=2863311530, var_17=1] [L160] var_19 = var_19 & mask_SORT_1 [L161] SORT_1 bad_20_arg_0 = var_19; [L162] CALL __VERIFIER_assert(!(bad_20_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 833 locations, 1299 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3839 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3839 mSDsluCounter, 9917 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6606 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1727 IncrementalHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 3311 mSDtfsCounter, 1727 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=834occurred in iteration=2, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 822 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 63 ConstructedInterpolants, 0 QuantifiedInterpolants, 192 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-08 08:46:47,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_CRC.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 217c4f5eefa3b0856788b7ca9679c9bd3ae2e76dd46c0382e56b3111181a98a9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 08:46:49,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 08:46:49,253 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2025-03-08 08:46:49,258 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 08:46:49,258 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 08:46:49,280 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 08:46:49,282 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 08:46:49,282 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 08:46:49,282 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 08:46:49,282 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 08:46:49,283 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 08:46:49,283 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 08:46:49,283 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 08:46:49,283 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 08:46:49,284 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 08:46:49,284 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 08:46:49,284 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 08:46:49,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 08:46:49,284 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 08:46:49,284 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 08:46:49,284 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 08:46:49,285 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 08:46:49,285 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 08:46:49,285 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 08:46:49,285 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 08:46:49,285 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 08:46:49,285 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 08:46:49,285 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 08:46:49,285 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 08:46:49,285 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 08:46:49,285 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 08:46:49,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 08:46:49,286 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 08:46:49,286 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 08:46:49,286 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 08:46:49,286 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 08:46:49,286 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 08:46:49,286 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 08:46:49,286 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 08:46:49,287 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 08:46:49,287 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 08:46:49,287 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 08:46:49,287 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 217c4f5eefa3b0856788b7ca9679c9bd3ae2e76dd46c0382e56b3111181a98a9 [2025-03-08 08:46:49,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 08:46:49,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 08:46:49,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 08:46:49,514 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 08:46:49,515 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 08:46:49,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_CRC.c [2025-03-08 08:46:50,664 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e03156f4/cb0b16ed09a34a1f800f8462136c7092/FLAG2524ba658 [2025-03-08 08:46:50,893 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 08:46:50,894 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_CRC.c [2025-03-08 08:46:50,917 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e03156f4/cb0b16ed09a34a1f800f8462136c7092/FLAG2524ba658 [2025-03-08 08:46:51,228 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e03156f4/cb0b16ed09a34a1f800f8462136c7092 [2025-03-08 08:46:51,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 08:46:51,231 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 08:46:51,232 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 08:46:51,232 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 08:46:51,235 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 08:46:51,236 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:46:51" (1/1) ... [2025-03-08 08:46:51,236 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ab6e30c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51, skipping insertion in model container [2025-03-08 08:46:51,237 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:46:51" (1/1) ... [2025-03-08 08:46:51,271 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 08:46:51,390 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_CRC.c[1245,1258] [2025-03-08 08:46:51,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 08:46:51,532 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 08:46:51,540 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_CRC.c[1245,1258] [2025-03-08 08:46:51,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 08:46:51,623 INFO L204 MainTranslator]: Completed translation [2025-03-08 08:46:51,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51 WrapperNode [2025-03-08 08:46:51,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 08:46:51,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 08:46:51,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 08:46:51,626 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 08:46:51,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51" (1/1) ... [2025-03-08 08:46:51,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51" (1/1) ... [2025-03-08 08:46:51,683 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 673 [2025-03-08 08:46:51,685 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 08:46:51,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 08:46:51,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 08:46:51,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 08:46:51,691 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51" (1/1) ... [2025-03-08 08:46:51,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51" (1/1) ... [2025-03-08 08:46:51,695 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51" (1/1) ... [2025-03-08 08:46:51,711 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [2, 8]. 80 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [2, 8]. The 0 writes are split as follows [0, 0]. [2025-03-08 08:46:51,712 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51" (1/1) ... [2025-03-08 08:46:51,712 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51" (1/1) ... [2025-03-08 08:46:51,728 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51" (1/1) ... [2025-03-08 08:46:51,729 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51" (1/1) ... [2025-03-08 08:46:51,734 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51" (1/1) ... [2025-03-08 08:46:51,735 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51" (1/1) ... [2025-03-08 08:46:51,743 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 08:46:51,745 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 08:46:51,745 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 08:46:51,745 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 08:46:51,746 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51" (1/1) ... [2025-03-08 08:46:51,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 08:46:51,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 08:46:51,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 08:46:51,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 08:46:51,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 08:46:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 08:46:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-03-08 08:46:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 08:46:51,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 08:46:51,982 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 08:46:51,983 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 08:46:52,514 INFO L? ?]: Removed 52 outVars from TransFormulas that were not future-live. [2025-03-08 08:46:52,515 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 08:46:52,524 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 08:46:52,525 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 08:46:52,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:46:52 BoogieIcfgContainer [2025-03-08 08:46:52,525 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 08:46:52,527 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 08:46:52,527 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 08:46:52,531 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 08:46:52,531 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 08:46:51" (1/3) ... [2025-03-08 08:46:52,531 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cab1e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:46:52, skipping insertion in model container [2025-03-08 08:46:52,531 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:46:51" (2/3) ... [2025-03-08 08:46:52,531 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cab1e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:46:52, skipping insertion in model container [2025-03-08 08:46:52,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:46:52" (3/3) ... [2025-03-08 08:46:52,533 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.h_CRC.c [2025-03-08 08:46:52,545 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 08:46:52,546 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.h_CRC.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 08:46:52,584 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 08:46:52,592 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@c48066f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 08:46:52,592 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 08:46:52,595 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:46:52,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2025-03-08 08:46:52,598 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:46:52,599 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2025-03-08 08:46:52,599 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:46:52,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:46:52,603 INFO L85 PathProgramCache]: Analyzing trace with hash 38140359, now seen corresponding path program 1 times [2025-03-08 08:46:52,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 08:46:52,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1408871236] [2025-03-08 08:46:52,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:46:52,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 08:46:52,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 08:46:52,617 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 08:46:52,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 08:46:52,772 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-08 08:46:52,795 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-08 08:46:52,796 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:46:52,796 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 08:46:52,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-03-08 08:46:52,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 08:46:52,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 08:46:52,951 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 08:46:52,951 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 08:46:52,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408871236] [2025-03-08 08:46:52,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408871236] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 08:46:52,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 08:46:52,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 08:46:52,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448151775] [2025-03-08 08:46:52,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 08:46:52,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 08:46:52,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 08:46:52,970 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 08:46:52,970 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 08:46:52,972 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:46:53,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 08:46:53,033 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2025-03-08 08:46:53,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 08:46:53,035 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2025-03-08 08:46:53,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 08:46:53,039 INFO L225 Difference]: With dead ends: 18 [2025-03-08 08:46:53,040 INFO L226 Difference]: Without dead ends: 10 [2025-03-08 08:46:53,042 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-08 08:46:53,044 INFO L435 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 08:46:53,045 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 08:46:53,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2025-03-08 08:46:53,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2025-03-08 08:46:53,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:46:53,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2025-03-08 08:46:53,067 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2025-03-08 08:46:53,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 08:46:53,067 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2025-03-08 08:46:53,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:46:53,068 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2025-03-08 08:46:53,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2025-03-08 08:46:53,068 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:46:53,068 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2025-03-08 08:46:53,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-08 08:46:53,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 08:46:53,272 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:46:53,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:46:53,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1926026653, now seen corresponding path program 1 times [2025-03-08 08:46:53,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 08:46:53,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [566589339] [2025-03-08 08:46:53,274 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:46:53,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 08:46:53,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 08:46:53,276 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 08:46:53,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 08:46:53,446 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-08 08:46:53,481 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-08 08:46:53,481 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:46:53,481 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 08:46:53,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 38 conjuncts are in the unsatisfiable core [2025-03-08 08:46:53,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 08:47:01,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 08:47:01,082 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 08:47:19,730 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv20 32))))) (.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv17 32))))) (.cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv16 32))))) (.cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv10 32))))) (.cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv8 32))))) (.cse15 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv6 32))))) (.cse17 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv4 32))))) (.cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv2 32))))) (.cse23 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse28 ((_ zero_extend 24) ((_ extract 7 0) |c_ULTIMATE.start_main_~state_11~0#1|))) (.cse29 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv1 32))))) (.cse30 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv3 32))))) (.cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv5 32))))) (.cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv7 32))))) (.cse33 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv9 32))))) (.cse34 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv11 32))))) (.cse35 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv12 32))))) (.cse36 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv13 32))))) (.cse37 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv14 32))))) (.cse38 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv15 32))))) (.cse40 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv18 32))))) (.cse42 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv19 32))))) (.cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv21 32))))) (.cse44 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv22 32))))) (.cse45 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv23 32))))) (.cse46 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv24 32))))) (.cse47 (= |c_ULTIMATE.start_main_~var_13~0#1| (bvand |c_ULTIMATE.start_main_~state_11~0#1| |c_ULTIMATE.start_main_~mask_SORT_9~0#1|))) (.cse0 (bvshl |c_ULTIMATE.start_main_~state_11~0#1| (_ bv8 32))) (.cse1 (= (bvand |c_ULTIMATE.start_main_~var_10~0#1| |c_ULTIMATE.start_main_~mask_SORT_9~0#1|) |c_ULTIMATE.start_main_~var_13~0#1|))) (and (or (and (forall ((|ULTIMATE.start_main_~input_6~0#1| (_ BitVec 8))) (not (= |c_ULTIMATE.start_main_~var_13~0#1| (bvand (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~input_6~0#1|) .cse0) |c_ULTIMATE.start_main_~mask_SORT_9~0#1|)))) (not .cse1) (forall ((|ULTIMATE.start_main_~mask_SORT_165~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_186~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_176~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_178~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_171~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_6~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_184~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_188~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_174~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_161~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_163~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_180~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_169~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_182~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_167~0#1| (_ BitVec 8))) (not (= (bvand (let ((.cse41 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse46 ((_ zero_extend 24) |ULTIMATE.start_main_~input_6~0#1|)))))) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv5 32)))))) (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_218~0#1| (let ((.cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv4 32))))) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv7 32)))))) (bvor (bvand (let ((.cse20 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv3 32))))) (.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv6 32)))))) (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_214~0#1| (let ((.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv2 32)))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse3))) .cse4))) .cse5))) (_ bv28 32)) (bvand (let ((.cse25 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv1 32)))))) (let ((.cse39 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse25 .cse10))))) (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_210~0#1| (let ((.cse14 ((_ zero_extend 24) ((_ extract 7 0) .cse41)))) (let ((.cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse4 .cse14))))) (bvor (bvand (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse20 .cse2))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse6 .cse7))) (_ bv25 32)) (bvand |c_ULTIMATE.start_main_~mask_SORT_206~0#1| (let ((.cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse39))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse8 .cse9))) (_ bv24 32)) (bvand (let ((.cse16 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse24 .cse25))))) (bvor (bvand (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_200~0#1| (bvor (bvand (bvor (bvand (bvor (bvand (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse4))) .cse10))) .cse11))) (_ bv18 32)) (bvand (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_190~0#1| (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 .cse14))) .cse3)))))) (_ bv16 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_188~0#1|) ((_ zero_extend 16) ((_ extract 15 0) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_186~0#1|) ((_ zero_extend 16) ((_ extract 15 0) (bvor (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse15 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 .cse7))) .cse4))) .cse10))))))) (_ bv14 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_184~0#1|) ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse8 .cse20))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (bvor (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse16)))))) .cse3))) .cse17)))) (_ bv12 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse27 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse20 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse25 .cse14))))))))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse18 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse14))) .cse20))) .cse3))))) (bvor (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse18 .cse19)))) (_ bv10 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse25 .cse2))) .cse13)))))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_171~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_169~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_167~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 .cse4))) .cse20)))))) .cse14))) (_ bv4 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl .cse21 (_ bv3 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse24 .cse10))) .cse25))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse22))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl .cse22 (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse23 .cse24)))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_161~0#1|)))))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_163~0#1|))))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_165~0#1|)))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse25 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse20 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse4 .cse10))) .cse3)))))))))))) .cse14))) (_ bv5 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse4 .cse26))) .cse10))) (_ bv6 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse18 .cse10))) (_ bv7 32))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse27 .cse28)))) (_ bv8 32))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_174~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse29 .cse26)))) (_ bv9 32)))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_176~0#1|)))))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_178~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse27 .cse30)))) (_ bv11 32)))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_180~0#1|))))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_182~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse21 .cse3))) .cse4))) .cse31)))) (_ bv13 32))))))))))))))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse20 .cse13))) .cse3)))))))))) (_ bv15 32)))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse25 .cse3))) .cse4))) .cse33))) (_ bv17 32))) |c_ULTIMATE.start_main_~mask_SORT_192~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_194~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse20 .cse10))) .cse34))) (_ bv19 32))) |c_ULTIMATE.start_main_~mask_SORT_196~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 .cse35))) (_ bv20 32))) |c_ULTIMATE.start_main_~mask_SORT_198~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse36 .cse3))) (_ bv21 32)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse37 .cse14))) (_ bv22 32))) |c_ULTIMATE.start_main_~mask_SORT_202~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse38 .cse16))) (_ bv23 32)))) |c_ULTIMATE.start_main_~mask_SORT_204~0#1|)))))) |c_ULTIMATE.start_main_~mask_SORT_208~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse40 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse20 .cse24))) .cse13)))))) (_ bv26 32)))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 .cse39))) .cse3))) .cse42))) (_ bv27 32))))) |c_ULTIMATE.start_main_~mask_SORT_212~0#1|)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse20 .cse4))) .cse10)))))) (_ bv29 32)))) |c_ULTIMATE.start_main_~mask_SORT_216~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse44 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 .cse10)))))) (_ bv30 32))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse45 .cse3))) (_ bv31 32))))) |c_ULTIMATE.start_main_~mask_SORT_9~0#1|) |c_ULTIMATE.start_main_~var_13~0#1|))) (not .cse47)) (forall ((|v_ULTIMATE.start_main_~var_19_arg_0~0#1_10| (_ BitVec 8))) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv255 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_19_arg_0~0#1_10|)))) .cse23)) (_ bv0 8)))) (or (forall ((|v_ULTIMATE.start_main_~var_19_arg_0~0#1_10| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv254 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_19_arg_0~0#1_10|)))) .cse23)))) (and (forall ((|ULTIMATE.start_main_~mask_SORT_165~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_186~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_176~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_178~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_171~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_6~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_184~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_188~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_174~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_161~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_163~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_180~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_169~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_182~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_167~0#1| (_ BitVec 8))) (= (bvand (let ((.cse66 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse46 ((_ zero_extend 24) |ULTIMATE.start_main_~input_6~0#1|)))))) (let ((.cse49 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse66 (_ bv5 32)))))) (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_218~0#1| (let ((.cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse66 (_ bv4 32))))) (.cse53 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse66 (_ bv7 32)))))) (bvor (bvand (let ((.cse58 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse66 (_ bv3 32))))) (.cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse66 (_ bv6 32)))))) (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_214~0#1| (let ((.cse48 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse66 (_ bv2 32)))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse48 .cse49))) .cse50))) .cse5))) (_ bv28 32)) (bvand (let ((.cse62 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse66 (_ bv1 32)))))) (let ((.cse65 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse62 .cse53))))) (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_210~0#1| (let ((.cse55 ((_ zero_extend 24) ((_ extract 7 0) .cse66)))) (let ((.cse61 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse50 .cse55))))) (bvor (bvand (let ((.cse51 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse58 .cse48))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse6 .cse51))) (_ bv25 32)) (bvand |c_ULTIMATE.start_main_~mask_SORT_206~0#1| (let ((.cse52 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse48 .cse65))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse52 .cse9))) (_ bv24 32)) (bvand (let ((.cse56 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse61 .cse62))))) (bvor (bvand (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_200~0#1| (bvor (bvand (bvor (bvand (bvor (bvand (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse48 .cse50))) .cse53))) .cse11))) (_ bv18 32)) (bvand (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_190~0#1| (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 .cse55))) .cse49)))))) (_ bv16 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_188~0#1|) ((_ zero_extend 16) ((_ extract 15 0) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_186~0#1|) ((_ zero_extend 16) ((_ extract 15 0) (bvor (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse15 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 .cse51))) .cse50))) .cse53))))))) (_ bv14 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_184~0#1|) ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse59 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse52 .cse58))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (bvor (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse48 .cse56)))))) .cse49))) .cse17)))) (_ bv12 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse64 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse58 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse62 .cse55))))))))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse48 .cse55))) .cse58))) .cse49))))) (bvor (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse57 .cse19)))) (_ bv10 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse63 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse49 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse62 .cse48))) .cse54)))))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_171~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_169~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_167~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse48 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 .cse50))) .cse58)))))) .cse55))) (_ bv4 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl .cse59 (_ bv3 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse60 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse61 .cse53))) .cse62))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse48 .cse60))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl .cse60 (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse23 .cse61)))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_161~0#1|)))))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_163~0#1|))))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_165~0#1|)))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse62 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse58 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse50 .cse53))) .cse49)))))))))))) .cse55))) (_ bv5 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse50 .cse63))) .cse53))) (_ bv6 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse57 .cse53))) (_ bv7 32))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse64 .cse28)))) (_ bv8 32))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_174~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse29 .cse63)))) (_ bv9 32)))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_176~0#1|)))))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_178~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse64 .cse30)))) (_ bv11 32)))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_180~0#1|))))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_182~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse59 .cse49))) .cse50))) .cse31)))) (_ bv13 32))))))))))))))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse53 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse58 .cse54))) .cse49)))))))))) (_ bv15 32)))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse62 .cse49))) .cse50))) .cse33))) (_ bv17 32))) |c_ULTIMATE.start_main_~mask_SORT_192~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_194~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse58 .cse53))) .cse34))) (_ bv19 32))) |c_ULTIMATE.start_main_~mask_SORT_196~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 .cse35))) (_ bv20 32))) |c_ULTIMATE.start_main_~mask_SORT_198~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse36 .cse49))) (_ bv21 32)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse37 .cse55))) (_ bv22 32))) |c_ULTIMATE.start_main_~mask_SORT_202~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse38 .cse56))) (_ bv23 32)))) |c_ULTIMATE.start_main_~mask_SORT_204~0#1|)))))) |c_ULTIMATE.start_main_~mask_SORT_208~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse40 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse58 .cse61))) .cse54)))))) (_ bv26 32)))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 .cse65))) .cse49))) .cse42))) (_ bv27 32))))) |c_ULTIMATE.start_main_~mask_SORT_212~0#1|)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse58 .cse50))) .cse53)))))) (_ bv29 32)))) |c_ULTIMATE.start_main_~mask_SORT_216~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse44 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 .cse53)))))) (_ bv30 32))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse45 .cse49))) (_ bv31 32))))) |c_ULTIMATE.start_main_~mask_SORT_9~0#1|) |c_ULTIMATE.start_main_~var_13~0#1|)) .cse47 (forall ((|ULTIMATE.start_main_~input_6~0#1| (_ BitVec 8))) (= |c_ULTIMATE.start_main_~var_13~0#1| (bvand (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~input_6~0#1|) .cse0) |c_ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse1)))) is different from false [2025-03-08 08:47:20,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2025-03-08 08:47:20,873 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 08:47:20,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [566589339] [2025-03-08 08:47:20,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [566589339] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 08:47:20,873 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-08 08:47:20,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2025-03-08 08:47:20,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360445282] [2025-03-08 08:47:20,873 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-08 08:47:20,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-03-08 08:47:20,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 08:47:20,874 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-03-08 08:47:20,874 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=47, Unknown=3, NotChecked=14, Total=90 [2025-03-08 08:47:20,875 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:47:29,881 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv20 32))))) (.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv17 32))))) (.cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv16 32))))) (.cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv10 32))))) (.cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv8 32))))) (.cse15 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv6 32))))) (.cse17 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv4 32))))) (.cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv2 32))))) (.cse23 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse28 ((_ zero_extend 24) ((_ extract 7 0) |c_ULTIMATE.start_main_~state_11~0#1|))) (.cse29 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv1 32))))) (.cse30 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv3 32))))) (.cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv5 32))))) (.cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv7 32))))) (.cse33 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv9 32))))) (.cse34 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv11 32))))) (.cse35 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv12 32))))) (.cse36 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv13 32))))) (.cse37 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv14 32))))) (.cse38 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv15 32))))) (.cse40 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv18 32))))) (.cse42 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv19 32))))) (.cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv21 32))))) (.cse44 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv22 32))))) (.cse45 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv23 32))))) (.cse46 ((_ zero_extend 24) ((_ extract 7 0) (bvlshr |c_ULTIMATE.start_main_~state_11~0#1| (_ bv24 32))))) (.cse47 (= |c_ULTIMATE.start_main_~var_13~0#1| (bvand |c_ULTIMATE.start_main_~state_11~0#1| |c_ULTIMATE.start_main_~mask_SORT_9~0#1|))) (.cse0 (bvshl |c_ULTIMATE.start_main_~state_11~0#1| (_ bv8 32))) (.cse1 (= (bvand |c_ULTIMATE.start_main_~var_10~0#1| |c_ULTIMATE.start_main_~mask_SORT_9~0#1|) |c_ULTIMATE.start_main_~var_13~0#1|))) (and (= |c_ULTIMATE.start_main_~mask_SORT_1~0#1| (_ bv1 8)) (= (_ bv131071 32) |c_ULTIMATE.start_main_~mask_SORT_190~0#1|) (= (_ bv0 32) (bvadd |c_ULTIMATE.start_main_~var_13~0#1| (_ bv1431655766 32))) (= (_ bv536870911 32) |c_ULTIMATE.start_main_~mask_SORT_214~0#1|) (= (_ bv0 32) (bvadd (_ bv1 32) |c_ULTIMATE.start_main_~mask_SORT_9~0#1|)) (= (_ bv524287 32) |c_ULTIMATE.start_main_~mask_SORT_194~0#1|) (= (_ bv67108863 32) |c_ULTIMATE.start_main_~mask_SORT_208~0#1|) (= (_ bv262143 32) |c_ULTIMATE.start_main_~mask_SORT_192~0#1|) (= (_ bv268435455 32) |c_ULTIMATE.start_main_~mask_SORT_212~0#1|) (= (_ bv2097151 32) |c_ULTIMATE.start_main_~mask_SORT_198~0#1|) (= (_ bv134217727 32) |c_ULTIMATE.start_main_~mask_SORT_210~0#1|) (= (_ bv0 32) (bvadd (_ bv1 32) |c_ULTIMATE.start_main_~var_10~0#1|)) (= (_ bv16777215 32) |c_ULTIMATE.start_main_~mask_SORT_204~0#1|) (= (_ bv33554431 32) |c_ULTIMATE.start_main_~mask_SORT_206~0#1|) (= (bvadd |c_ULTIMATE.start_main_~state_11~0#1| (_ bv1 32)) (_ bv0 32)) (= (_ bv1073741823 32) |c_ULTIMATE.start_main_~mask_SORT_216~0#1|) (= (_ bv8388607 32) |c_ULTIMATE.start_main_~mask_SORT_202~0#1|) (= |c_ULTIMATE.start_main_~mask_SORT_218~0#1| (_ bv2147483647 32)) (= |c_ULTIMATE.start_main_~mask_SORT_200~0#1| (_ bv4194303 32)) (or (and (forall ((|ULTIMATE.start_main_~input_6~0#1| (_ BitVec 8))) (not (= |c_ULTIMATE.start_main_~var_13~0#1| (bvand (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~input_6~0#1|) .cse0) |c_ULTIMATE.start_main_~mask_SORT_9~0#1|)))) (not .cse1) (forall ((|ULTIMATE.start_main_~mask_SORT_165~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_186~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_176~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_178~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_171~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_6~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_184~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_188~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_174~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_161~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_163~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_180~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_169~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_182~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_167~0#1| (_ BitVec 8))) (not (= (bvand (let ((.cse41 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse46 ((_ zero_extend 24) |ULTIMATE.start_main_~input_6~0#1|)))))) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv5 32)))))) (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_218~0#1| (let ((.cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv4 32))))) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv7 32)))))) (bvor (bvand (let ((.cse20 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv3 32))))) (.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv6 32)))))) (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_214~0#1| (let ((.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv2 32)))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse3))) .cse4))) .cse5))) (_ bv28 32)) (bvand (let ((.cse25 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv1 32)))))) (let ((.cse39 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse25 .cse10))))) (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_210~0#1| (let ((.cse14 ((_ zero_extend 24) ((_ extract 7 0) .cse41)))) (let ((.cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse4 .cse14))))) (bvor (bvand (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse20 .cse2))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse6 .cse7))) (_ bv25 32)) (bvand |c_ULTIMATE.start_main_~mask_SORT_206~0#1| (let ((.cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse39))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse8 .cse9))) (_ bv24 32)) (bvand (let ((.cse16 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse24 .cse25))))) (bvor (bvand (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_200~0#1| (bvor (bvand (bvor (bvand (bvor (bvand (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse4))) .cse10))) .cse11))) (_ bv18 32)) (bvand (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_190~0#1| (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 .cse14))) .cse3)))))) (_ bv16 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_188~0#1|) ((_ zero_extend 16) ((_ extract 15 0) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_186~0#1|) ((_ zero_extend 16) ((_ extract 15 0) (bvor (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse15 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 .cse7))) .cse4))) .cse10))))))) (_ bv14 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_184~0#1|) ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse8 .cse20))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (bvor (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse16)))))) .cse3))) .cse17)))) (_ bv12 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse27 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse20 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse25 .cse14))))))))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse18 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse14))) .cse20))) .cse3))))) (bvor (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse18 .cse19)))) (_ bv10 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse25 .cse2))) .cse13)))))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_171~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_169~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_167~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 .cse4))) .cse20)))))) .cse14))) (_ bv4 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl .cse21 (_ bv3 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse24 .cse10))) .cse25))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse22))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl .cse22 (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse23 .cse24)))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_161~0#1|)))))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_163~0#1|))))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_165~0#1|)))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse25 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse20 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse4 .cse10))) .cse3)))))))))))) .cse14))) (_ bv5 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse4 .cse26))) .cse10))) (_ bv6 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse18 .cse10))) (_ bv7 32))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse27 .cse28)))) (_ bv8 32))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_174~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse29 .cse26)))) (_ bv9 32)))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_176~0#1|)))))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_178~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse27 .cse30)))) (_ bv11 32)))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_180~0#1|))))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_182~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse21 .cse3))) .cse4))) .cse31)))) (_ bv13 32))))))))))))))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse20 .cse13))) .cse3)))))))))) (_ bv15 32)))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse25 .cse3))) .cse4))) .cse33))) (_ bv17 32))) |c_ULTIMATE.start_main_~mask_SORT_192~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_194~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse20 .cse10))) .cse34))) (_ bv19 32))) |c_ULTIMATE.start_main_~mask_SORT_196~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 .cse35))) (_ bv20 32))) |c_ULTIMATE.start_main_~mask_SORT_198~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse36 .cse3))) (_ bv21 32)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse37 .cse14))) (_ bv22 32))) |c_ULTIMATE.start_main_~mask_SORT_202~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse38 .cse16))) (_ bv23 32)))) |c_ULTIMATE.start_main_~mask_SORT_204~0#1|)))))) |c_ULTIMATE.start_main_~mask_SORT_208~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse40 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse20 .cse24))) .cse13)))))) (_ bv26 32)))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 .cse39))) .cse3))) .cse42))) (_ bv27 32))))) |c_ULTIMATE.start_main_~mask_SORT_212~0#1|)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse20 .cse4))) .cse10)))))) (_ bv29 32)))) |c_ULTIMATE.start_main_~mask_SORT_216~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse44 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse13 .cse10)))))) (_ bv30 32))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse45 .cse3))) (_ bv31 32))))) |c_ULTIMATE.start_main_~mask_SORT_9~0#1|) |c_ULTIMATE.start_main_~var_13~0#1|))) (not .cse47)) (forall ((|v_ULTIMATE.start_main_~var_19_arg_0~0#1_10| (_ BitVec 8))) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv255 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_19_arg_0~0#1_10|)))) .cse23)) (_ bv0 8)))) (= (_ bv1048575 32) |c_ULTIMATE.start_main_~mask_SORT_196~0#1|) (or (forall ((|v_ULTIMATE.start_main_~var_19_arg_0~0#1_10| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv254 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_19_arg_0~0#1_10|)))) .cse23)))) (and (forall ((|ULTIMATE.start_main_~mask_SORT_165~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_186~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_176~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_178~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_171~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_6~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_184~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_188~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_174~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_161~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_163~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_180~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_169~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_182~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_167~0#1| (_ BitVec 8))) (= (bvand (let ((.cse66 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse46 ((_ zero_extend 24) |ULTIMATE.start_main_~input_6~0#1|)))))) (let ((.cse49 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse66 (_ bv5 32)))))) (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_218~0#1| (let ((.cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse66 (_ bv4 32))))) (.cse53 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse66 (_ bv7 32)))))) (bvor (bvand (let ((.cse58 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse66 (_ bv3 32))))) (.cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse66 (_ bv6 32)))))) (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_214~0#1| (let ((.cse48 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse66 (_ bv2 32)))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse48 .cse49))) .cse50))) .cse5))) (_ bv28 32)) (bvand (let ((.cse62 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse66 (_ bv1 32)))))) (let ((.cse65 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse62 .cse53))))) (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_210~0#1| (let ((.cse55 ((_ zero_extend 24) ((_ extract 7 0) .cse66)))) (let ((.cse61 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse50 .cse55))))) (bvor (bvand (let ((.cse51 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse58 .cse48))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse6 .cse51))) (_ bv25 32)) (bvand |c_ULTIMATE.start_main_~mask_SORT_206~0#1| (let ((.cse52 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse48 .cse65))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse52 .cse9))) (_ bv24 32)) (bvand (let ((.cse56 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse61 .cse62))))) (bvor (bvand (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_200~0#1| (bvor (bvand (bvor (bvand (bvor (bvand (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse48 .cse50))) .cse53))) .cse11))) (_ bv18 32)) (bvand (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_190~0#1| (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 .cse55))) .cse49)))))) (_ bv16 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_188~0#1|) ((_ zero_extend 16) ((_ extract 15 0) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_186~0#1|) ((_ zero_extend 16) ((_ extract 15 0) (bvor (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse15 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 .cse51))) .cse50))) .cse53))))))) (_ bv14 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_184~0#1|) ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse59 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse52 .cse58))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (bvor (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse48 .cse56)))))) .cse49))) .cse17)))) (_ bv12 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse64 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse58 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse62 .cse55))))))))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse48 .cse55))) .cse58))) .cse49))))) (bvor (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse57 .cse19)))) (_ bv10 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse63 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse49 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse62 .cse48))) .cse54)))))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_171~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_169~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_167~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse48 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 .cse50))) .cse58)))))) .cse55))) (_ bv4 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl .cse59 (_ bv3 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse60 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse61 .cse53))) .cse62))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse48 .cse60))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl .cse60 (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse23 .cse61)))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_161~0#1|)))))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_163~0#1|))))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_165~0#1|)))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse62 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse58 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse50 .cse53))) .cse49)))))))))))) .cse55))) (_ bv5 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse50 .cse63))) .cse53))) (_ bv6 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse57 .cse53))) (_ bv7 32))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse64 .cse28)))) (_ bv8 32))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_174~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse29 .cse63)))) (_ bv9 32)))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_176~0#1|)))))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_178~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse64 .cse30)))) (_ bv11 32)))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_180~0#1|))))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_182~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse59 .cse49))) .cse50))) .cse31)))) (_ bv13 32))))))))))))))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor .cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse53 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse58 .cse54))) .cse49)))))))))) (_ bv15 32)))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse62 .cse49))) .cse50))) .cse33))) (_ bv17 32))) |c_ULTIMATE.start_main_~mask_SORT_192~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_194~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse58 .cse53))) .cse34))) (_ bv19 32))) |c_ULTIMATE.start_main_~mask_SORT_196~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 .cse35))) (_ bv20 32))) |c_ULTIMATE.start_main_~mask_SORT_198~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse36 .cse49))) (_ bv21 32)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse37 .cse55))) (_ bv22 32))) |c_ULTIMATE.start_main_~mask_SORT_202~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse38 .cse56))) (_ bv23 32)))) |c_ULTIMATE.start_main_~mask_SORT_204~0#1|)))))) |c_ULTIMATE.start_main_~mask_SORT_208~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse40 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse58 .cse61))) .cse54)))))) (_ bv26 32)))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 .cse65))) .cse49))) .cse42))) (_ bv27 32))))) |c_ULTIMATE.start_main_~mask_SORT_212~0#1|)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse58 .cse50))) .cse53)))))) (_ bv29 32)))) |c_ULTIMATE.start_main_~mask_SORT_216~0#1|) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse44 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse54 .cse53)))))) (_ bv30 32))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse45 .cse49))) (_ bv31 32))))) |c_ULTIMATE.start_main_~mask_SORT_9~0#1|) |c_ULTIMATE.start_main_~var_13~0#1|)) .cse47 (forall ((|ULTIMATE.start_main_~input_6~0#1| (_ BitVec 8))) (= |c_ULTIMATE.start_main_~var_13~0#1| (bvand (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~input_6~0#1|) .cse0) |c_ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse1)))) is different from false [2025-03-08 08:47:39,506 WARN L873 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~mask_SORT_1~0#1| (_ bv1 8)) (= (_ bv0 32) (bvadd |c_ULTIMATE.start_main_~var_13~0#1| (_ bv1431655766 32))) (or (exists ((|ULTIMATE.start_main_~mask_SORT_165~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_186~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_176~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_178~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_171~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_184~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_188~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_174~0#1| (_ BitVec 16)) (|v_ULTIMATE.start_main_~input_6~0#1_7| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_161~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_163~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_180~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_169~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_182~0#1| (_ BitVec 16)) (|ULTIMATE.start_main_~mask_SORT_167~0#1| (_ BitVec 8))) (= |c_ULTIMATE.start_main_~state_11~0#1| (bvand (let ((.cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv255 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~input_6~0#1_7|)))))) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse19 (_ bv5 32)))))) (let ((.cse18 ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv255 32) .cse3))))) (bvor (bvand (_ bv2147483647 32) (let ((.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse19 (_ bv7 32))))) (.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse19 (_ bv4 32)))))) (bvor (bvand (_ bv1073741823 32) (let ((.cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse19 (_ bv3 32))))) (.cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse19 (_ bv6 32)))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv255 32) ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse0 .cse1))) .cse2)))))) (_ bv29 32)) (bvand (_ bv536870911 32) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse19 (_ bv2 32)))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv255 32) ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse3 .cse4))))))))) (_ bv28 32)) (bvand (_ bv268435455 32) (let ((.cse14 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse19 (_ bv1 32)))))) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse14))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse5 .cse6))) .cse3))) (_ bv255 32)))) (_ bv27 32)) (bvand (_ bv134217727 32) (let ((.cse10 ((_ zero_extend 24) ((_ extract 7 0) .cse19)))) (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse10 .cse1))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv255 32) ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse0 .cse7))) .cse6)))))) (_ bv26 32)) (bvand (_ bv67108863 32) (let ((.cse17 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse0 .cse4))))) (bvor (bvand (_ bv33554431 32) (let ((.cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse5 .cse4))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv255 32) .cse8))) (_ bv24 32)) (bvand (let ((.cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse7 .cse14))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse9 (_ bv255 32)))) (_ bv23 32)) (bvand (_ bv8388607 32) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv255 32) .cse10))) (_ bv22 32)) (bvand (_ bv4194303 32) (bvor (bvand (_ bv2097151 32) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv255 32) .cse6))) (_ bv20 32)) (bvand (_ bv1048575 32) (bvor (bvand (_ bv524287 32) (bvor (bvand (_ bv262143 32) (bvor (bvand (_ bv131071 32) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (bvor (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor (_ bv255 32) ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse0 .cse6))) .cse3)))))))))) (_ bv15 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_186~0#1|) ((_ zero_extend 16) ((_ extract 15 0) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_184~0#1|) ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse0 .cse8))))) (bvor (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor (_ bv255 32) ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse11 .cse3)))))))))) (_ bv13 32)) ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse12 ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse10 .cse14))))))))) (_ bv255 32))))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse10 .cse4))))))))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (let ((.cse16 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse4 .cse14))) .cse6)))))))) (bvor ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) ((_ extract 15 0) (bvor (bvshl .cse12 (_ bv8 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse13))) (_ bv7 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_171~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_169~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse14 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse1)))))) .cse6))))))))) .cse10))) (_ bv5 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_167~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse1 .cse6)))))))))))) (_ bv4 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse15 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse14 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse7)))))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_161~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) .cse7))) (bvshl .cse15 (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse15 .cse4))) (_ bv2 32)))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_163~0#1|)))) (bvshl .cse11 (_ bv3 32))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_165~0#1|)))))))))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse16 .cse1)))))) (_ bv6 32))))))))))) ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_5~0#1|))))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_174~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor (_ bv255 32) .cse16)))) (_ bv9 32)))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_176~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor (_ bv255 32) .cse13)))) (_ bv10 32)))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_178~0#1|)))) (bvshl .cse12 (_ bv11 32)))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_180~0#1|)))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor (_ bv255 32) ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse9 .cse4))) .cse6)))))))))) (_ bv12 32))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_182~0#1|))))))))))) (bvshl ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvxor (_ bv255 32) ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse17 .cse6)))))) .cse2))))))) (_ bv14 32))))))))))) ((_ zero_extend 16) |ULTIMATE.start_main_~mask_SORT_188~0#1|)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv255 32) ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse10 .cse6))) .cse3)))))) (_ bv16 32)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv255 32) ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse3 .cse14))))))))) (_ bv17 32)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv255 32) ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse1 .cse4))))))))) (_ bv18 32)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv255 32) ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse0 .cse2)))))) (_ bv19 32)))))) (bvshl .cse18 (_ bv21 32)))))))) (_ bv16777215 32))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv255 32) .cse17))) (_ bv25 32))))))))))))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvxor ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse2 .cse6))) (_ bv255 32)))) (_ bv30 32))))) (bvshl .cse18 (_ bv31 32)))))) (_ bv4294967295 32)))) (= (bvadd |c_ULTIMATE.start_main_~state_11~0#1| (_ bv1 32)) (_ bv0 32)) (exists ((|v_ULTIMATE.start_main_~input_6~0#1_7| (_ BitVec 8))) (= |c_ULTIMATE.start_main_~state_11~0#1| (bvand (_ bv4294967295 32) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~input_6~0#1_7|) (_ bv4294967040 32)))))) (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv1 32))) is different from true [2025-03-08 08:47:39,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 08:47:39,657 INFO L93 Difference]: Finished difference Result 14 states and 14 transitions. [2025-03-08 08:47:39,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 08:47:39,660 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2025-03-08 08:47:39,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 08:47:39,660 INFO L225 Difference]: With dead ends: 14 [2025-03-08 08:47:39,660 INFO L226 Difference]: Without dead ends: 12 [2025-03-08 08:47:39,660 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 44.4s TimeCoverageRelationStatistics Valid=39, Invalid=58, Unknown=5, NotChecked=54, Total=156 [2025-03-08 08:47:39,661 INFO L435 NwaCegarLoop]: 5 mSDtfsCounter, 2 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 24 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 08:47:39,661 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 21 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 24 Unchecked, 0.2s Time] [2025-03-08 08:47:39,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2025-03-08 08:47:39,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2025-03-08 08:47:39,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:47:39,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2025-03-08 08:47:39,669 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2025-03-08 08:47:39,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 08:47:39,669 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2025-03-08 08:47:39,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 08:47:39,669 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2025-03-08 08:47:39,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2025-03-08 08:47:39,669 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:47:39,669 INFO L218 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2025-03-08 08:47:39,678 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-08 08:47:39,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 08:47:39,870 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:47:39,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:47:39,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1791040441, now seen corresponding path program 2 times [2025-03-08 08:47:39,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 08:47:39,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1267590297] [2025-03-08 08:47:39,871 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-08 08:47:39,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 08:47:39,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 08:47:39,874 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 08:47:39,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-08 08:47:40,041 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 11 statements into 2 equivalence classes. [2025-03-08 08:47:40,088 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 11 of 11 statements. [2025-03-08 08:47:40,088 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-08 08:47:40,088 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 08:47:40,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 65 conjuncts are in the unsatisfiable core [2025-03-08 08:47:40,103 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 08:47:48,378 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 08:47:48,378 INFO L312 TraceCheckSpWp]: Computing backward predicates...