./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 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/hardness-nfm22/hardness_operatoramount_amount100_file-42.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash 43a9c0659497f687bb226627d9ed127f774904210f43f4b552dba299d1f8c486 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 23:54:58,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 23:54:58,372 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 23:54:58,376 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 23:54:58,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 23:54:58,392 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 23:54:58,393 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 23:54:58,393 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 23:54:58,393 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 23:54:58,393 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 23:54:58,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 23:54:58,393 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 23:54:58,393 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 23:54:58,393 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 23:54:58,393 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 23:54:58,393 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 23:54:58,394 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 23:54:58,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 23:54:58,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 23:54:58,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 23:54:58,395 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 23:54:58,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 23:54:58,395 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 23:54:58,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 23:54:58,395 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 23:54:58,395 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 23:54:58,395 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 23:54:58,395 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 23:54:58,395 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43a9c0659497f687bb226627d9ed127f774904210f43f4b552dba299d1f8c486 [2025-03-03 23:54:58,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 23:54:58,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 23:54:58,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 23:54:58,652 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 23:54:58,652 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 23:54:58,653 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i [2025-03-03 23:54:59,829 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bffb28ba4/fccb4e5b41ba44b1baa6455c767656bd/FLAG52c55996d [2025-03-03 23:55:00,103 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 23:55:00,104 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i [2025-03-03 23:55:00,112 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bffb28ba4/fccb4e5b41ba44b1baa6455c767656bd/FLAG52c55996d [2025-03-03 23:55:00,127 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bffb28ba4/fccb4e5b41ba44b1baa6455c767656bd [2025-03-03 23:55:00,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 23:55:00,130 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 23:55:00,131 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 23:55:00,131 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 23:55:00,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 23:55:00,134 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 11:55:00" (1/1) ... [2025-03-03 23:55:00,135 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30eec23c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00, skipping insertion in model container [2025-03-03 23:55:00,135 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 11:55:00" (1/1) ... [2025-03-03 23:55:00,156 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 23:55:00,263 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/hardness-nfm22/hardness_operatoramount_amount100_file-42.i[916,929] [2025-03-03 23:55:00,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 23:55:00,336 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 23:55:00,344 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/hardness-nfm22/hardness_operatoramount_amount100_file-42.i[916,929] [2025-03-03 23:55:00,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 23:55:00,405 INFO L204 MainTranslator]: Completed translation [2025-03-03 23:55:00,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00 WrapperNode [2025-03-03 23:55:00,407 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 23:55:00,408 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 23:55:00,408 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 23:55:00,408 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 23:55:00,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00" (1/1) ... [2025-03-03 23:55:00,426 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00" (1/1) ... [2025-03-03 23:55:00,464 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2025-03-03 23:55:00,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 23:55:00,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 23:55:00,466 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 23:55:00,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 23:55:00,472 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00" (1/1) ... [2025-03-03 23:55:00,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00" (1/1) ... [2025-03-03 23:55:00,477 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00" (1/1) ... [2025-03-03 23:55:00,498 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-03 23:55:00,499 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00" (1/1) ... [2025-03-03 23:55:00,499 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00" (1/1) ... [2025-03-03 23:55:00,512 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00" (1/1) ... [2025-03-03 23:55:00,517 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00" (1/1) ... [2025-03-03 23:55:00,518 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00" (1/1) ... [2025-03-03 23:55:00,522 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00" (1/1) ... [2025-03-03 23:55:00,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 23:55:00,528 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 23:55:00,528 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 23:55:00,528 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 23:55:00,529 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00" (1/1) ... [2025-03-03 23:55:00,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 23:55:00,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 23:55:00,555 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) [2025-03-03 23:55:00,557 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 [2025-03-03 23:55:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 23:55:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 23:55:00,573 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 23:55:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 23:55:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 23:55:00,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 23:55:00,630 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 23:55:00,632 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 23:55:00,985 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L177: havoc property_#t~bitwise18#1;havoc property_#t~short19#1; [2025-03-03 23:55:01,011 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-03-03 23:55:01,011 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 23:55:01,024 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 23:55:01,025 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 23:55:01,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:55:01 BoogieIcfgContainer [2025-03-03 23:55:01,025 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 23:55:01,027 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 23:55:01,027 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 23:55:01,031 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 23:55:01,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 11:55:00" (1/3) ... [2025-03-03 23:55:01,032 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1014942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 11:55:01, skipping insertion in model container [2025-03-03 23:55:01,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:00" (2/3) ... [2025-03-03 23:55:01,032 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1014942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 11:55:01, skipping insertion in model container [2025-03-03 23:55:01,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:55:01" (3/3) ... [2025-03-03 23:55:01,033 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-42.i [2025-03-03 23:55:01,044 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 23:55:01,045 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-42.i that has 2 procedures, 80 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 23:55:01,087 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 23:55:01,095 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;@25d5e434, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 23:55:01,096 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 23:55:01,098 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-03 23:55:01,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-03-03 23:55:01,110 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 23:55:01,110 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 23:55:01,110 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 23:55:01,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 23:55:01,114 INFO L85 PathProgramCache]: Analyzing trace with hash -665926185, now seen corresponding path program 1 times [2025-03-03 23:55:01,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 23:55:01,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143175631] [2025-03-03 23:55:01,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:55:01,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 23:55:01,209 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-03 23:55:01,232 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-03 23:55:01,232 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:55:01,233 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 23:55:01,386 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-03-03 23:55:01,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 23:55:01,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143175631] [2025-03-03 23:55:01,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143175631] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 23:55:01,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806730879] [2025-03-03 23:55:01,388 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:55:01,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 23:55:01,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 23:55:01,390 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) [2025-03-03 23:55:01,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 23:55:01,474 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-03 23:55:01,530 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-03 23:55:01,530 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:55:01,530 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 23:55:01,533 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 23:55:01,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 23:55:01,565 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-03-03 23:55:01,566 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 23:55:01,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [806730879] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 23:55:01,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 23:55:01,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-03 23:55:01,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950555678] [2025-03-03 23:55:01,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 23:55:01,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 23:55:01,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 23:55:01,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 23:55:01,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 23:55:01,585 INFO L87 Difference]: Start difference. First operand has 80 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-03 23:55:01,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 23:55:01,604 INFO L93 Difference]: Finished difference Result 154 states and 257 transitions. [2025-03-03 23:55:01,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 23:55:01,607 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 141 [2025-03-03 23:55:01,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 23:55:01,611 INFO L225 Difference]: With dead ends: 154 [2025-03-03 23:55:01,611 INFO L226 Difference]: Without dead ends: 77 [2025-03-03 23:55:01,613 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 23:55:01,615 INFO L435 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 23:55:01,615 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 23:55:01,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2025-03-03 23:55:01,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2025-03-03 23:55:01,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 55 states have internal predecessors, (76), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-03 23:55:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 116 transitions. [2025-03-03 23:55:01,648 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 116 transitions. Word has length 141 [2025-03-03 23:55:01,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 23:55:01,649 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 116 transitions. [2025-03-03 23:55:01,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-03 23:55:01,650 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2025-03-03 23:55:01,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-03-03 23:55:01,652 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 23:55:01,652 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 23:55:01,659 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-03 23:55:01,853 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,SelfDestructingSolverStorable0 [2025-03-03 23:55:01,853 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 23:55:01,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 23:55:01,854 INFO L85 PathProgramCache]: Analyzing trace with hash -99257833, now seen corresponding path program 1 times [2025-03-03 23:55:01,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 23:55:01,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599807200] [2025-03-03 23:55:01,854 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:55:01,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 23:55:01,876 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-03 23:55:01,953 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-03 23:55:01,953 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:55:01,954 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 23:55:02,548 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-03-03 23:55:02,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 23:55:02,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599807200] [2025-03-03 23:55:02,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599807200] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 23:55:02,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 23:55:02,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-03 23:55:02,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905571446] [2025-03-03 23:55:02,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 23:55:02,549 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-03 23:55:02,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 23:55:02,550 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-03 23:55:02,550 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-03 23:55:02,550 INFO L87 Difference]: Start difference. First operand 77 states and 116 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-03 23:55:02,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 23:55:02,830 INFO L93 Difference]: Finished difference Result 226 states and 343 transitions. [2025-03-03 23:55:02,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-03 23:55:02,831 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 141 [2025-03-03 23:55:02,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 23:55:02,833 INFO L225 Difference]: With dead ends: 226 [2025-03-03 23:55:02,833 INFO L226 Difference]: Without dead ends: 152 [2025-03-03 23:55:02,833 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2025-03-03 23:55:02,834 INFO L435 NwaCegarLoop]: 101 mSDtfsCounter, 97 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-03 23:55:02,834 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 414 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-03 23:55:02,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2025-03-03 23:55:02,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 121. [2025-03-03 23:55:02,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 78 states have (on average 1.294871794871795) internal successors, (101), 78 states have internal predecessors, (101), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2025-03-03 23:55:02,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 181 transitions. [2025-03-03 23:55:02,861 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 181 transitions. Word has length 141 [2025-03-03 23:55:02,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 23:55:02,861 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 181 transitions. [2025-03-03 23:55:02,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-03 23:55:02,862 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 181 transitions. [2025-03-03 23:55:02,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-03 23:55:02,864 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 23:55:02,864 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 23:55:02,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 23:55:02,865 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 23:55:02,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 23:55:02,865 INFO L85 PathProgramCache]: Analyzing trace with hash -665184938, now seen corresponding path program 1 times [2025-03-03 23:55:02,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 23:55:02,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078036922] [2025-03-03 23:55:02,866 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:55:02,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 23:55:02,887 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 23:55:03,016 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 23:55:03,017 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:55:03,017 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 23:55:03,560 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 27 proven. 81 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2025-03-03 23:55:03,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 23:55:03,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078036922] [2025-03-03 23:55:03,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078036922] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 23:55:03,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2143560702] [2025-03-03 23:55:03,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:55:03,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 23:55:03,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 23:55:03,565 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) [2025-03-03 23:55:03,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-03 23:55:03,635 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 23:55:03,688 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 23:55:03,689 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:55:03,689 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 23:55:03,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-03-03 23:55:03,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 23:55:04,293 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 338 proven. 81 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2025-03-03 23:55:04,294 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 23:55:04,694 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 27 proven. 84 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2025-03-03 23:55:04,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2143560702] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 23:55:04,694 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-03 23:55:04,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10, 10] total 17 [2025-03-03 23:55:04,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3796049] [2025-03-03 23:55:04,694 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-03 23:55:04,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-03-03 23:55:04,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 23:55:04,696 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-03-03 23:55:04,696 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=195, Unknown=0, NotChecked=0, Total=272 [2025-03-03 23:55:04,696 INFO L87 Difference]: Start difference. First operand 121 states and 181 transitions. Second operand has 17 states, 17 states have (on average 4.647058823529412) internal successors, (79), 17 states have internal predecessors, (79), 3 states have call successors, (35), 3 states have call predecessors, (35), 7 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2025-03-03 23:55:05,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 23:55:05,090 INFO L93 Difference]: Finished difference Result 230 states and 322 transitions. [2025-03-03 23:55:05,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-03-03 23:55:05,091 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.647058823529412) internal successors, (79), 17 states have internal predecessors, (79), 3 states have call successors, (35), 3 states have call predecessors, (35), 7 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 142 [2025-03-03 23:55:05,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 23:55:05,092 INFO L225 Difference]: With dead ends: 230 [2025-03-03 23:55:05,092 INFO L226 Difference]: Without dead ends: 156 [2025-03-03 23:55:05,093 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 302 GetRequests, 275 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=504, Unknown=0, NotChecked=0, Total=702 [2025-03-03 23:55:05,094 INFO L435 NwaCegarLoop]: 81 mSDtfsCounter, 81 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-03 23:55:05,094 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 453 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-03 23:55:05,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2025-03-03 23:55:05,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 144. [2025-03-03 23:55:05,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 95 states have (on average 1.2105263157894737) internal successors, (115), 95 states have internal predecessors, (115), 40 states have call successors, (40), 8 states have call predecessors, (40), 8 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2025-03-03 23:55:05,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 195 transitions. [2025-03-03 23:55:05,115 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 195 transitions. Word has length 142 [2025-03-03 23:55:05,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 23:55:05,116 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 195 transitions. [2025-03-03 23:55:05,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.647058823529412) internal successors, (79), 17 states have internal predecessors, (79), 3 states have call successors, (35), 3 states have call predecessors, (35), 7 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2025-03-03 23:55:05,116 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 195 transitions. [2025-03-03 23:55:05,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-03 23:55:05,117 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 23:55:05,117 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 23:55:05,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-03 23:55:05,318 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,SelfDestructingSolverStorable2 [2025-03-03 23:55:05,318 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 23:55:05,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 23:55:05,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1832830999, now seen corresponding path program 1 times [2025-03-03 23:55:05,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 23:55:05,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437216746] [2025-03-03 23:55:05,319 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:55:05,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 23:55:05,331 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 23:55:05,397 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 23:55:05,397 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:55:05,397 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-03 23:55:05,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [340428311] [2025-03-03 23:55:05,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:55:05,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 23:55:05,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 23:55:05,402 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) [2025-03-03 23:55:05,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-03 23:55:05,463 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 23:55:05,508 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 23:55:05,508 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:55:05,508 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 23:55:05,510 INFO L256 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-03-03 23:55:05,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 23:55:05,955 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 469 proven. 48 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2025-03-03 23:55:05,956 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 23:55:06,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 23:55:06,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437216746] [2025-03-03 23:55:06,268 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2025-03-03 23:55:06,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [340428311] [2025-03-03 23:55:06,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [340428311] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 23:55:06,268 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2025-03-03 23:55:06,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2025-03-03 23:55:06,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628093923] [2025-03-03 23:55:06,269 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2025-03-03 23:55:06,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-03-03 23:55:06,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 23:55:06,269 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-03-03 23:55:06,270 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2025-03-03 23:55:06,270 INFO L87 Difference]: Start difference. First operand 144 states and 195 transitions. Second operand has 10 states, 10 states have (on average 5.7) internal successors, (57), 9 states have internal predecessors, (57), 3 states have call successors, (20), 3 states have call predecessors, (20), 5 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-03-03 23:55:06,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 23:55:06,654 INFO L93 Difference]: Finished difference Result 275 states and 371 transitions. [2025-03-03 23:55:06,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-03 23:55:06,655 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 9 states have internal predecessors, (57), 3 states have call successors, (20), 3 states have call predecessors, (20), 5 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 142 [2025-03-03 23:55:06,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 23:55:06,657 INFO L225 Difference]: With dead ends: 275 [2025-03-03 23:55:06,658 INFO L226 Difference]: Without dead ends: 190 [2025-03-03 23:55:06,659 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=224, Invalid=426, Unknown=0, NotChecked=0, Total=650 [2025-03-03 23:55:06,661 INFO L435 NwaCegarLoop]: 73 mSDtfsCounter, 139 mSDsluCounter, 496 mSDsCounter, 0 mSdLazyCounter, 334 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-03 23:55:06,661 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 569 Invalid, 416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-03 23:55:06,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2025-03-03 23:55:06,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 154. [2025-03-03 23:55:06,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 103 states have (on average 1.203883495145631) internal successors, (124), 103 states have internal predecessors, (124), 40 states have call successors, (40), 10 states have call predecessors, (40), 10 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2025-03-03 23:55:06,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 204 transitions. [2025-03-03 23:55:06,695 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 204 transitions. Word has length 142 [2025-03-03 23:55:06,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 23:55:06,698 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 204 transitions. [2025-03-03 23:55:06,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 9 states have internal predecessors, (57), 3 states have call successors, (20), 3 states have call predecessors, (20), 5 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-03-03 23:55:06,698 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 204 transitions. [2025-03-03 23:55:06,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-03 23:55:06,701 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 23:55:06,702 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 23:55:06,708 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-03 23:55:06,902 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 23:55:06,902 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 23:55:06,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 23:55:06,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1424006774, now seen corresponding path program 1 times [2025-03-03 23:55:06,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 23:55:06,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592109325] [2025-03-03 23:55:06,903 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:55:06,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 23:55:06,916 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 23:55:06,986 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 23:55:06,987 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:55:06,987 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-03 23:55:06,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [183003904] [2025-03-03 23:55:06,990 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:55:06,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 23:55:06,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 23:55:06,994 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 23:55:06,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-03 23:55:07,053 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 23:55:07,089 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 23:55:07,089 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:55:07,089 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 23:55:07,089 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 23:55:07,107 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 23:55:07,128 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 23:55:07,128 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:55:07,129 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 23:55:07,192 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 23:55:07,193 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 23:55:07,194 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 23:55:07,203 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-03-03 23:55:07,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 23:55:07,398 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-03-03 23:55:07,484 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 23:55:07,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 11:55:07 BoogieIcfgContainer [2025-03-03 23:55:07,488 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 23:55:07,488 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 23:55:07,488 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 23:55:07,489 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 23:55:07,489 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:55:01" (3/4) ... [2025-03-03 23:55:07,491 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 23:55:07,492 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 23:55:07,495 INFO L158 Benchmark]: Toolchain (without parser) took 7362.80ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 110.8MB in the beginning and 86.9MB in the end (delta: 23.9MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. [2025-03-03 23:55:07,495 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 123.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 23:55:07,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.31ms. Allocated memory is still 142.6MB. Free memory was 110.8MB in the beginning and 94.2MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 23:55:07,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.05ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 89.4MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 23:55:07,496 INFO L158 Benchmark]: Boogie Preprocessor took 60.84ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 82.5MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 23:55:07,496 INFO L158 Benchmark]: IcfgBuilder took 497.94ms. Allocated memory is still 142.6MB. Free memory was 82.5MB in the beginning and 52.3MB in the end (delta: 30.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-03 23:55:07,497 INFO L158 Benchmark]: TraceAbstraction took 6460.49ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 51.8MB in the beginning and 86.9MB in the end (delta: -35.1MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2025-03-03 23:55:07,497 INFO L158 Benchmark]: Witness Printer took 3.66ms. Allocated memory is still 192.9MB. Free memory was 86.9MB in the beginning and 86.9MB in the end (delta: 36.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 23:55:07,498 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 123.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 276.31ms. Allocated memory is still 142.6MB. Free memory was 110.8MB in the beginning and 94.2MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.05ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 89.4MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.84ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 82.5MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 497.94ms. Allocated memory is still 142.6MB. Free memory was 82.5MB in the beginning and 52.3MB in the end (delta: 30.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 6460.49ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 51.8MB in the beginning and 86.9MB in the end (delta: -35.1MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Witness Printer took 3.66ms. Allocated memory is still 192.9MB. Free memory was 86.9MB in the beginning and 86.9MB in the end (delta: 36.1kB). There was no memory consumed. 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: 19]: 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 someBinaryArithmeticDOUBLEoperation at line 92, overapproximation of someBinaryArithmeticDOUBLEoperation at line 63, overapproximation of someBinaryArithmeticDOUBLEoperation at line 89, overapproximation of someBinaryFLOATComparisonOperation at line 177, overapproximation of someBinaryFLOATComparisonOperation at line 167, overapproximation of someBinaryDOUBLEComparisonOperation at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 163, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 177, overapproximation of someBinaryDOUBLEComparisonOperation at line 116, overapproximation of someBinaryDOUBLEComparisonOperation at line 140, overapproximation of someBinaryDOUBLEComparisonOperation at line 138, overapproximation of someBinaryDOUBLEComparisonOperation at line 177, overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryDOUBLEComparisonOperation at line 120. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 50.75; [L23] double var_1_3 = 8.5; [L24] double var_1_4 = 64.5; [L25] double var_1_5 = 9.3; [L26] unsigned char var_1_6 = 1; [L27] unsigned char var_1_8 = 0; [L28] unsigned char var_1_9 = 0; [L29] unsigned char var_1_10 = 32; [L30] unsigned char var_1_11 = 2; [L31] double var_1_12 = 127.6; [L32] unsigned char var_1_13 = 0; [L33] signed long int var_1_14 = 1; [L34] unsigned char var_1_15 = 128; [L35] unsigned char var_1_16 = 128; [L36] unsigned char var_1_17 = 1; [L37] unsigned char var_1_18 = 16; [L38] unsigned char var_1_19 = 0; [L39] signed char var_1_21 = -32; [L40] signed char var_1_22 = 2; [L41] double var_1_23 = 15.5; [L42] float var_1_24 = 2.625; [L43] double var_1_25 = 4.375; [L44] double var_1_26 = 2.35; [L45] double var_1_27 = 64.25; [L46] signed short int var_1_28 = -5; [L47] float var_1_29 = 0.0; [L48] unsigned char var_1_30 = 2; [L49] unsigned long int var_1_31 = 2; [L50] double last_1_var_1_1 = 50.75; [L51] unsigned char last_1_var_1_13 = 0; [L52] signed long int last_1_var_1_14 = 1; [L53] unsigned char last_1_var_1_15 = 128; [L54] unsigned char last_1_var_1_30 = 2; VAL [isInitial=0, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_3=17/2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] CALL updateLastVariables() [L170] last_1_var_1_1 = var_1_1 [L171] last_1_var_1_13 = var_1_13 [L172] last_1_var_1_14 = var_1_14 [L173] last_1_var_1_15 = var_1_15 [L174] last_1_var_1_30 = var_1_30 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_3=17/2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L184] RET updateLastVariables() [L185] CALL updateVariables() [L135] var_1_3 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_3 >= -230584.3009213691390e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 2305843.009213691390e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L136] RET assume_abort_if_not((var_1_3 >= -230584.3009213691390e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 2305843.009213691390e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L137] var_1_4 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_4 >= -230584.3009213691390e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 2305843.009213691390e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L138] RET assume_abort_if_not((var_1_4 >= -230584.3009213691390e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 2305843.009213691390e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L139] var_1_5 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L140] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L141] var_1_8 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_9=0] [L142] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_9=0] [L143] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L143] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L144] var_1_9 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0] [L145] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0] [L146] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L146] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L147] var_1_11 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L148] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L149] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L149] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L150] var_1_16 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L151] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L152] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L153] var_1_17 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L154] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L155] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L156] var_1_18 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L157] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_18 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L158] RET assume_abort_if_not(var_1_18 <= 127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L159] var_1_22 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_22 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L160] RET assume_abort_if_not(var_1_22 >= -127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L161] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L161] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L162] var_1_26 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L163] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L164] var_1_27 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L165] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L166] var_1_29 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_29 >= 4611686.018427387900e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L167] RET assume_abort_if_not((var_1_29 >= 4611686.018427387900e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L185] RET updateVariables() [L186] CALL step() [L58] EXPR last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L58] signed long int stepLocal_1 = last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))); [L59] COND FALSE !(last_1_var_1_14 > stepLocal_1) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L62] COND TRUE 99.3f <= var_1_3 [L63] var_1_25 = (var_1_4 + var_1_5) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L68] COND FALSE !(var_1_17 == ((last_1_var_1_15 * var_1_16) + var_1_18)) [L71] var_1_19 = (var_1_8 && var_1_9) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L73] COND TRUE var_1_25 <= var_1_4 [L74] var_1_15 = (var_1_16 - var_1_17) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L78] COND FALSE !(last_1_var_1_1 <= 2.25) [L81] var_1_1 = ((((((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) > (var_1_4)) ? (((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) : (var_1_4))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_3=0, var_1_4=0, var_1_6=1, var_1_8=0, var_1_9=0] [L83] COND TRUE var_1_5 != (- var_1_4) [L84] var_1_6 = (var_1_19 && var_1_8) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_3=0, var_1_4=0, var_1_6=0, var_1_8=0, var_1_9=0] [L88] var_1_10 = var_1_11 [L89] var_1_12 = (var_1_3 + ((((1000000.75) < (var_1_5)) ? (1000000.75) : (var_1_5)))) [L90] var_1_23 = var_1_5 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L91] COND TRUE 7.75 > (- var_1_12) [L92] var_1_24 = (var_1_3 + var_1_5) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L96] var_1_30 = var_1_11 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L97] COND FALSE !(var_1_24 > var_1_25) [L108] var_1_13 = var_1_11 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L110] unsigned char stepLocal_0 = var_1_19 && var_1_8; VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, stepLocal_0=0, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L111] COND FALSE !(var_1_9 || stepLocal_0) [L114] var_1_14 = last_1_var_1_14 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L116] COND TRUE ((((var_1_23) < (24.4f)) ? (var_1_23) : (24.4f))) != var_1_5 [L117] var_1_21 = ((((var_1_22) < (5)) ? (var_1_22) : (5))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L119] COND TRUE ((var_1_29 - 7.25f) - var_1_27) > var_1_23 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L120] COND TRUE var_1_26 != (var_1_23 * ((((var_1_29) < 0 ) ? -(var_1_29) : (var_1_29)))) [L121] var_1_28 = (var_1_14 + (((((var_1_16) > (var_1_13)) ? (var_1_16) : (var_1_13))) - (var_1_14 + var_1_11))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L132] var_1_31 = var_1_14 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=1, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L186] RET step() [L187] CALL, EXPR property() [L177] EXPR ((((((((((((last_1_var_1_1 <= 2.25) ? (var_1_1 == ((double) ((((2.5) < (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) ? (2.5) : (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))))) : (var_1_1 == ((double) ((((((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) > (var_1_4)) ? (((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) : (var_1_4)))))) && ((var_1_5 != (- var_1_4)) ? (var_1_6 == ((unsigned char) (var_1_19 && var_1_8))) : (var_1_6 == ((unsigned char) var_1_9)))) && (var_1_10 == ((unsigned char) var_1_11))) && (var_1_12 == ((double) (var_1_3 + ((((1000000.75) < (var_1_5)) ? (1000000.75) : (var_1_5))))))) && ((var_1_24 > var_1_25) ? ((var_1_19 && var_1_9) ? ((var_1_11 > last_1_var_1_13) ? (var_1_13 == ((unsigned char) var_1_11)) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11)))) && ((var_1_9 || (var_1_19 && var_1_8)) ? (var_1_14 == ((signed long int) ((((((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) < (last_1_var_1_14)) ? (((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) : (last_1_var_1_14))))) : (var_1_14 == ((signed long int) last_1_var_1_14)))) && ((var_1_25 <= var_1_4) ? (var_1_15 == ((unsigned char) (var_1_16 - var_1_17))) : (var_1_15 == ((unsigned char) (var_1_17 + var_1_18))))) && ((var_1_17 == ((last_1_var_1_15 * var_1_16) + var_1_18)) ? (var_1_19 == ((unsigned char) (var_1_8 || var_1_9))) : (var_1_19 == ((unsigned char) (var_1_8 && var_1_9))))) && ((((((var_1_23) < (24.4f)) ? (var_1_23) : (24.4f))) != var_1_5) ? (var_1_21 == ((signed char) ((((var_1_22) < (5)) ? (var_1_22) : (5))))) : 1)) && (var_1_23 == ((double) var_1_5))) && ((7.75 > (- var_1_12)) ? (var_1_24 == ((float) (var_1_3 + var_1_5))) : (var_1_24 == ((float) ((((9999.2f) < ((var_1_5 + var_1_4))) ? (9999.2f) : ((var_1_5 + var_1_4)))))))) && ((last_1_var_1_14 > (last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))))) ? (var_1_25 == ((double) ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) < (var_1_3)) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : (var_1_3))))) : ((99.3f <= var_1_3) ? (var_1_25 == ((double) (var_1_4 + var_1_5))) : (var_1_25 == ((double) (((((var_1_3 + (var_1_26 - var_1_27))) > (var_1_4)) ? ((var_1_3 + (var_1_26 - var_1_27))) : (var_1_4))))))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=1, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L177-L178] return (((((((((((((((last_1_var_1_1 <= 2.25) ? (var_1_1 == ((double) ((((2.5) < (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) ? (2.5) : (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))))) : (var_1_1 == ((double) ((((((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) > (var_1_4)) ? (((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) : (var_1_4)))))) && ((var_1_5 != (- var_1_4)) ? (var_1_6 == ((unsigned char) (var_1_19 && var_1_8))) : (var_1_6 == ((unsigned char) var_1_9)))) && (var_1_10 == ((unsigned char) var_1_11))) && (var_1_12 == ((double) (var_1_3 + ((((1000000.75) < (var_1_5)) ? (1000000.75) : (var_1_5))))))) && ((var_1_24 > var_1_25) ? ((var_1_19 && var_1_9) ? ((var_1_11 > last_1_var_1_13) ? (var_1_13 == ((unsigned char) var_1_11)) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11)))) && ((var_1_9 || (var_1_19 && var_1_8)) ? (var_1_14 == ((signed long int) ((((((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) < (last_1_var_1_14)) ? (((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) : (last_1_var_1_14))))) : (var_1_14 == ((signed long int) last_1_var_1_14)))) && ((var_1_25 <= var_1_4) ? (var_1_15 == ((unsigned char) (var_1_16 - var_1_17))) : (var_1_15 == ((unsigned char) (var_1_17 + var_1_18))))) && ((var_1_17 == ((last_1_var_1_15 * var_1_16) + var_1_18)) ? (var_1_19 == ((unsigned char) (var_1_8 || var_1_9))) : (var_1_19 == ((unsigned char) (var_1_8 && var_1_9))))) && ((((((var_1_23) < (24.4f)) ? (var_1_23) : (24.4f))) != var_1_5) ? (var_1_21 == ((signed char) ((((var_1_22) < (5)) ? (var_1_22) : (5))))) : 1)) && (var_1_23 == ((double) var_1_5))) && ((7.75 > (- var_1_12)) ? (var_1_24 == ((float) (var_1_3 + var_1_5))) : (var_1_24 == ((float) ((((9999.2f) < ((var_1_5 + var_1_4))) ? (9999.2f) : ((var_1_5 + var_1_4)))))))) && ((last_1_var_1_14 > (last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))))) ? (var_1_25 == ((double) ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) < (var_1_3)) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : (var_1_3))))) : ((99.3f <= var_1_3) ? (var_1_25 == ((double) (var_1_4 + var_1_5))) : (var_1_25 == ((double) (((((var_1_3 + (var_1_26 - var_1_27))) > (var_1_4)) ? ((var_1_3 + (var_1_26 - var_1_27))) : (var_1_4)))))))) && ((((var_1_29 - 7.25f) - var_1_27) > var_1_23) ? ((var_1_26 != (var_1_23 * ((((var_1_29) < 0 ) ? -(var_1_29) : (var_1_29))))) ? (var_1_28 == ((signed short int) (var_1_14 + (((((var_1_16) > (var_1_13)) ? (var_1_16) : (var_1_13))) - (var_1_14 + var_1_11))))) : (var_1_28 == ((signed short int) var_1_18))) : ((var_1_12 <= var_1_23) ? (var_1_28 == ((signed short int) var_1_17)) : (var_1_28 == ((signed short int) var_1_14))))) && (var_1_30 == ((unsigned char) var_1_11))) && (var_1_31 == ((unsigned long int) var_1_14)) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=1, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=1, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.3s, OverallIterations: 5, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 321 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 317 mSDsluCounter, 1550 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1181 mSDsCounter, 166 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 909 IncrementalHoareTripleChecker+Invalid, 1075 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 166 mSolverCounterUnsat, 369 mSDtfsCounter, 909 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 689 GetRequests, 631 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=154occurred in iteration=4, InterpolantAutomatonStates: 40, 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, 4 MinimizatonAttempts, 79 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 1275 NumberOfCodeBlocks, 1275 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 984 ConstructedInterpolants, 0 QuantifiedInterpolants, 3988 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1072 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 4988/5320 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 [2025-03-03 23:55:07,518 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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/hardness-nfm22/hardness_operatoramount_amount100_file-42.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash 43a9c0659497f687bb226627d9ed127f774904210f43f4b552dba299d1f8c486 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 23:55:09,401 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 23:55:09,482 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 23:55:09,487 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 23:55:09,489 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 23:55:09,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 23:55:09,503 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 23:55:09,503 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 23:55:09,503 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 23:55:09,503 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 23:55:09,503 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 23:55:09,503 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 23:55:09,504 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 23:55:09,504 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 23:55:09,504 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 23:55:09,504 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 23:55:09,504 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 23:55:09,504 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 23:55:09,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 23:55:09,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 23:55:09,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 23:55:09,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 23:55:09,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 23:55:09,505 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 23:55:09,505 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 23:55:09,505 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 23:55:09,505 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 23:55:09,505 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 23:55:09,505 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 23:55:09,505 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 23:55:09,505 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 23:55:09,505 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 23:55:09,505 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 23:55:09,505 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 23:55:09,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 23:55:09,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 23:55:09,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 23:55:09,506 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 23:55:09,506 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 23:55:09,506 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 23:55:09,506 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 23:55:09,506 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 23:55:09,506 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 23:55:09,506 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 23:55:09,506 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 23:55:09,506 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43a9c0659497f687bb226627d9ed127f774904210f43f4b552dba299d1f8c486 [2025-03-03 23:55:09,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 23:55:09,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 23:55:09,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 23:55:09,743 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 23:55:09,743 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 23:55:09,744 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i [2025-03-03 23:55:10,912 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/281b50a8a/38c27d4ac0824fb4801f5c42020efb2c/FLAG26cd113d9 [2025-03-03 23:55:11,135 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 23:55:11,135 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i [2025-03-03 23:55:11,148 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/281b50a8a/38c27d4ac0824fb4801f5c42020efb2c/FLAG26cd113d9 [2025-03-03 23:55:11,483 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/281b50a8a/38c27d4ac0824fb4801f5c42020efb2c [2025-03-03 23:55:11,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 23:55:11,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 23:55:11,488 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 23:55:11,488 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 23:55:11,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 23:55:11,492 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 11:55:11" (1/1) ... [2025-03-03 23:55:11,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@887d0f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11, skipping insertion in model container [2025-03-03 23:55:11,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 11:55:11" (1/1) ... [2025-03-03 23:55:11,508 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 23:55:11,611 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/hardness-nfm22/hardness_operatoramount_amount100_file-42.i[916,929] [2025-03-03 23:55:11,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 23:55:11,678 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 23:55:11,685 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/hardness-nfm22/hardness_operatoramount_amount100_file-42.i[916,929] [2025-03-03 23:55:11,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 23:55:11,739 INFO L204 MainTranslator]: Completed translation [2025-03-03 23:55:11,742 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11 WrapperNode [2025-03-03 23:55:11,742 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 23:55:11,743 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 23:55:11,743 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 23:55:11,743 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 23:55:11,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11" (1/1) ... [2025-03-03 23:55:11,760 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11" (1/1) ... [2025-03-03 23:55:11,795 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2025-03-03 23:55:11,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 23:55:11,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 23:55:11,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 23:55:11,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 23:55:11,807 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11" (1/1) ... [2025-03-03 23:55:11,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11" (1/1) ... [2025-03-03 23:55:11,812 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11" (1/1) ... [2025-03-03 23:55:11,830 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-03 23:55:11,833 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11" (1/1) ... [2025-03-03 23:55:11,834 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11" (1/1) ... [2025-03-03 23:55:11,845 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11" (1/1) ... [2025-03-03 23:55:11,850 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11" (1/1) ... [2025-03-03 23:55:11,852 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11" (1/1) ... [2025-03-03 23:55:11,857 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11" (1/1) ... [2025-03-03 23:55:11,861 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 23:55:11,862 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 23:55:11,862 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 23:55:11,862 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 23:55:11,863 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11" (1/1) ... [2025-03-03 23:55:11,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 23:55:11,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 23:55:11,889 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) [2025-03-03 23:55:11,893 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 [2025-03-03 23:55:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 23:55:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 23:55:11,915 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 23:55:11,915 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 23:55:11,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 23:55:11,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 23:55:11,993 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 23:55:11,995 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 23:55:30,792 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-03 23:55:30,792 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 23:55:30,799 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 23:55:30,799 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 23:55:30,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:55:30 BoogieIcfgContainer [2025-03-03 23:55:30,799 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 23:55:30,801 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 23:55:30,801 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 23:55:30,804 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 23:55:30,804 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 11:55:11" (1/3) ... [2025-03-03 23:55:30,805 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e9295c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 11:55:30, skipping insertion in model container [2025-03-03 23:55:30,805 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:55:11" (2/3) ... [2025-03-03 23:55:30,805 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e9295c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 11:55:30, skipping insertion in model container [2025-03-03 23:55:30,805 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:55:30" (3/3) ... [2025-03-03 23:55:30,807 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-42.i [2025-03-03 23:55:30,816 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 23:55:30,817 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-42.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 23:55:30,850 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 23:55:30,857 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;@16ac6af4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 23:55:30,857 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 23:55:30,859 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-03 23:55:30,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2025-03-03 23:55:30,866 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 23:55:30,867 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 23:55:30,867 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 23:55:30,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 23:55:30,870 INFO L85 PathProgramCache]: Analyzing trace with hash 1482778703, now seen corresponding path program 1 times [2025-03-03 23:55:30,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 23:55:30,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [773199752] [2025-03-03 23:55:30,879 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:55:30,879 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 23:55:30,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 23:55:30,881 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 23:55:30,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-03 23:55:30,943 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-03-03 23:55:31,681 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-03-03 23:55:31,681 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:55:31,681 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 23:55:31,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 23:55:31,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 23:55:31,763 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2025-03-03 23:55:31,763 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 23:55:31,764 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 23:55:31,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [773199752] [2025-03-03 23:55:31,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [773199752] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 23:55:31,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 23:55:31,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 23:55:31,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173687712] [2025-03-03 23:55:31,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 23:55:31,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 23:55:31,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 23:55:31,785 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 23:55:31,785 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 23:55:31,787 INFO L87 Difference]: Start difference. First operand has 70 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-03 23:55:31,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 23:55:31,802 INFO L93 Difference]: Finished difference Result 134 states and 227 transitions. [2025-03-03 23:55:31,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 23:55:31,803 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 137 [2025-03-03 23:55:31,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 23:55:31,807 INFO L225 Difference]: With dead ends: 134 [2025-03-03 23:55:31,807 INFO L226 Difference]: Without dead ends: 67 [2025-03-03 23:55:31,809 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 23:55:31,811 INFO L435 NwaCegarLoop]: 101 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 23:55:31,811 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 23:55:31,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2025-03-03 23:55:31,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2025-03-03 23:55:31,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 45 states have internal predecessors, (61), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-03 23:55:31,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 101 transitions. [2025-03-03 23:55:31,845 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 101 transitions. Word has length 137 [2025-03-03 23:55:31,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 23:55:31,845 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 101 transitions. [2025-03-03 23:55:31,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-03 23:55:31,845 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 101 transitions. [2025-03-03 23:55:31,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2025-03-03 23:55:31,851 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 23:55:31,852 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 23:55:31,877 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-03 23:55:32,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 23:55:32,053 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 23:55:32,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 23:55:32,053 INFO L85 PathProgramCache]: Analyzing trace with hash -286772081, now seen corresponding path program 1 times [2025-03-03 23:55:32,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 23:55:32,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2100053182] [2025-03-03 23:55:32,055 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:55:32,055 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 23:55:32,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 23:55:32,058 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 23:55:32,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-03 23:55:32,113 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-03-03 23:55:32,785 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-03-03 23:55:32,785 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:55:32,785 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 23:55:32,819 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-03 23:55:32,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 23:55:38,614 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-03-03 23:55:38,614 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 23:55:38,614 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 23:55:38,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2100053182] [2025-03-03 23:55:38,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2100053182] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 23:55:38,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 23:55:38,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 23:55:38,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504472207] [2025-03-03 23:55:38,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 23:55:38,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 23:55:38,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 23:55:38,617 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 23:55:38,617 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 23:55:38,617 INFO L87 Difference]: Start difference. First operand 67 states and 101 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-03 23:55:43,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 23:55:48,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 23:55:52,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-03-03 23:55:56,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 23:56:00,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 23:56:04,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 23:56:08,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-03-03 23:56:12,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 23:56:12,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 23:56:12,352 INFO L93 Difference]: Finished difference Result 196 states and 298 transitions. [2025-03-03 23:56:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 23:56:12,456 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 137 [2025-03-03 23:56:12,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 23:56:12,458 INFO L225 Difference]: With dead ends: 196 [2025-03-03 23:56:12,458 INFO L226 Difference]: Without dead ends: 132 [2025-03-03 23:56:12,458 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-03 23:56:12,459 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 74 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 41 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.3s IncrementalHoareTripleChecker+Time [2025-03-03 23:56:12,459 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 330 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 65 Invalid, 7 Unknown, 0 Unchecked, 33.3s Time] [2025-03-03 23:56:12,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2025-03-03 23:56:12,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 107. [2025-03-03 23:56:12,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 64 states have (on average 1.25) internal successors, (80), 64 states have internal predecessors, (80), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2025-03-03 23:56:12,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 160 transitions. [2025-03-03 23:56:12,479 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 160 transitions. Word has length 137 [2025-03-03 23:56:12,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 23:56:12,480 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 160 transitions. [2025-03-03 23:56:12,480 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-03 23:56:12,480 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 160 transitions. [2025-03-03 23:56:12,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2025-03-03 23:56:12,481 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 23:56:12,481 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 23:56:12,509 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2025-03-03 23:56:12,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 23:56:12,682 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 23:56:12,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 23:56:12,683 INFO L85 PathProgramCache]: Analyzing trace with hash -1032637797, now seen corresponding path program 1 times [2025-03-03 23:56:12,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 23:56:12,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [354701005] [2025-03-03 23:56:12,684 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:56:12,685 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 23:56:12,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 23:56:12,687 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 23:56:12,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-03-03 23:56:12,736 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-03-03 23:56:13,383 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-03-03 23:56:13,383 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:56:13,383 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 23:56:13,412 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-03 23:56:13,415 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 23:56:19,915 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 497 proven. 42 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2025-03-03 23:56:19,915 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 23:56:20,326 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 23:56:20,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [354701005] [2025-03-03 23:56:20,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [354701005] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 23:56:20,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [321807778] [2025-03-03 23:56:20,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:56:20,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-03-03 23:56:20,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2025-03-03 23:56:20,350 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-03-03 23:56:20,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2025-03-03 23:56:20,397 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-03-03 23:56:21,914 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-03-03 23:56:21,914 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:56:21,914 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 23:56:21,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-03 23:56:21,943 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 23:56:25,640 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-03-03 23:56:25,640 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 23:56:25,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [321807778] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 23:56:25,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 23:56:25,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 11 [2025-03-03 23:56:25,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651028294] [2025-03-03 23:56:25,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 23:56:25,641 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 23:56:25,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 23:56:25,641 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 23:56:25,642 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2025-03-03 23:56:25,642 INFO L87 Difference]: Start difference. First operand 107 states and 160 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-03 23:56:30,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 23:56:33,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 23:56:37,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []