./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.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_loopvsstraightlinecode_50-1loop_file-44.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 e83a96ae2f5bfdf3893aaa3e90bdc514d3802a42b700c4fee4c6a9673f033b35 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 23:32:22,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 23:32:22,082 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 23:32:22,087 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 23:32:22,088 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 23:32:22,103 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 23:32:22,104 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 23:32:22,104 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 23:32:22,104 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 23:32:22,104 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 23:32:22,105 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 23:32:22,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 23:32:22,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 23:32:22,106 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 23:32:22,106 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 23:32:22,106 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 23:32:22,107 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 23:32:22,107 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 23:32:22,107 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 23:32:22,107 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 23:32:22,107 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 23:32:22,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 23:32:22,107 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 23:32:22,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 23:32:22,107 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 23:32:22,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 23:32:22,108 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 23:32:22,108 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 23:32:22,108 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 23:32:22,108 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 23:32:22,108 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 23:32:22,108 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 23:32:22,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 23:32:22,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 23:32:22,109 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 23:32:22,109 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 23:32:22,109 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 23:32:22,109 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 23:32:22,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 23:32:22,110 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 23:32:22,110 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 23:32:22,110 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 23:32:22,110 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 23:32:22,110 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 -> e83a96ae2f5bfdf3893aaa3e90bdc514d3802a42b700c4fee4c6a9673f033b35 [2025-03-03 23:32:22,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 23:32:22,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 23:32:22,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 23:32:22,341 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 23:32:22,342 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 23:32:22,343 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.i [2025-03-03 23:32:23,458 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be6a2f12c/629f68bfeddf429287003462c89690b5/FLAGb692f165a [2025-03-03 23:32:23,701 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 23:32:23,702 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.i [2025-03-03 23:32:23,710 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be6a2f12c/629f68bfeddf429287003462c89690b5/FLAGb692f165a [2025-03-03 23:32:24,034 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be6a2f12c/629f68bfeddf429287003462c89690b5 [2025-03-03 23:32:24,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 23:32:24,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 23:32:24,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 23:32:24,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 23:32:24,042 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 23:32:24,042 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 11:32:24" (1/1) ... [2025-03-03 23:32:24,043 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d79b812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24, skipping insertion in model container [2025-03-03 23:32:24,043 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 11:32:24" (1/1) ... [2025-03-03 23:32:24,056 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 23:32:24,141 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_loopvsstraightlinecode_50-1loop_file-44.i[915,928] [2025-03-03 23:32:24,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 23:32:24,179 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 23:32:24,185 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_loopvsstraightlinecode_50-1loop_file-44.i[915,928] [2025-03-03 23:32:24,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 23:32:24,212 INFO L204 MainTranslator]: Completed translation [2025-03-03 23:32:24,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24 WrapperNode [2025-03-03 23:32:24,212 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 23:32:24,213 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 23:32:24,213 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 23:32:24,213 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 23:32:24,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24" (1/1) ... [2025-03-03 23:32:24,222 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24" (1/1) ... [2025-03-03 23:32:24,236 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2025-03-03 23:32:24,236 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 23:32:24,237 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 23:32:24,237 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 23:32:24,237 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 23:32:24,242 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24" (1/1) ... [2025-03-03 23:32:24,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24" (1/1) ... [2025-03-03 23:32:24,245 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24" (1/1) ... [2025-03-03 23:32:24,258 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 23:32:24,258 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24" (1/1) ... [2025-03-03 23:32:24,258 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24" (1/1) ... [2025-03-03 23:32:24,261 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24" (1/1) ... [2025-03-03 23:32:24,262 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24" (1/1) ... [2025-03-03 23:32:24,263 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24" (1/1) ... [2025-03-03 23:32:24,263 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24" (1/1) ... [2025-03-03 23:32:24,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 23:32:24,265 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 23:32:24,265 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 23:32:24,266 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 23:32:24,266 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24" (1/1) ... [2025-03-03 23:32:24,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 23:32:24,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 23:32:24,293 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 23:32:24,295 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 23:32:24,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 23:32:24,312 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 23:32:24,312 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 23:32:24,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 23:32:24,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 23:32:24,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 23:32:24,366 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 23:32:24,368 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 23:32:24,555 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L133: havoc property_#t~bitwise18#1; [2025-03-03 23:32:24,580 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2025-03-03 23:32:24,580 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 23:32:24,595 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 23:32:24,598 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 23:32:24,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:32:24 BoogieIcfgContainer [2025-03-03 23:32:24,599 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 23:32:24,600 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 23:32:24,600 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 23:32:24,603 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 23:32:24,604 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 11:32:24" (1/3) ... [2025-03-03 23:32:24,605 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25c7f691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 11:32:24, skipping insertion in model container [2025-03-03 23:32:24,605 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:24" (2/3) ... [2025-03-03 23:32:24,605 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25c7f691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 11:32:24, skipping insertion in model container [2025-03-03 23:32:24,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:32:24" (3/3) ... [2025-03-03 23:32:24,606 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-44.i [2025-03-03 23:32:24,616 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 23:32:24,617 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-44.i that has 2 procedures, 74 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 23:32:24,659 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 23:32:24,667 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;@2f5d9c3a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 23:32:24,667 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 23:32:24,669 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 48 states have (on average 1.375) internal successors, (66), 49 states have internal predecessors, (66), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 23:32:24,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-03 23:32:24,681 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 23:32:24,682 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:32:24,683 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 23:32:24,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 23:32:24,687 INFO L85 PathProgramCache]: Analyzing trace with hash -769813341, now seen corresponding path program 1 times [2025-03-03 23:32:24,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 23:32:24,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479912996] [2025-03-03 23:32:24,695 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:32:24,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 23:32:24,770 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-03 23:32:24,792 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-03 23:32:24,794 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:32:24,794 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 23:32:24,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-03-03 23:32:24,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 23:32:24,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479912996] [2025-03-03 23:32:24,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479912996] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 23:32:24,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1150562475] [2025-03-03 23:32:24,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:32:24,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 23:32:24,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 23:32:24,922 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 23:32:24,924 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 23:32:24,987 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-03 23:32:25,070 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-03 23:32:25,071 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:32:25,071 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 23:32:25,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 23:32:25,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 23:32:25,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-03-03 23:32:25,107 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 23:32:25,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1150562475] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 23:32:25,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 23:32:25,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-03 23:32:25,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429147001] [2025-03-03 23:32:25,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 23:32:25,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 23:32:25,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 23:32:25,123 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 23:32:25,124 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 23:32:25,125 INFO L87 Difference]: Start difference. First operand has 74 states, 48 states have (on average 1.375) internal successors, (66), 49 states have internal predecessors, (66), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 23:32:25,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 23:32:25,145 INFO L93 Difference]: Finished difference Result 145 states and 244 transitions. [2025-03-03 23:32:25,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 23:32:25,147 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 149 [2025-03-03 23:32:25,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 23:32:25,152 INFO L225 Difference]: With dead ends: 145 [2025-03-03 23:32:25,153 INFO L226 Difference]: Without dead ends: 71 [2025-03-03 23:32:25,155 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 150 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 23:32:25,157 INFO L435 NwaCegarLoop]: 108 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, 108 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 23:32:25,157 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 23:32:25,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2025-03-03 23:32:25,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2025-03-03 23:32:25,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 46 states have (on average 1.326086956521739) internal successors, (61), 46 states have internal predecessors, (61), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 23:32:25,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 107 transitions. [2025-03-03 23:32:25,182 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 107 transitions. Word has length 149 [2025-03-03 23:32:25,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 23:32:25,183 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 107 transitions. [2025-03-03 23:32:25,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 23:32:25,183 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2025-03-03 23:32:25,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-03 23:32:25,185 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 23:32:25,185 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:32:25,192 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-03 23:32:25,386 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 23:32:25,386 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 23:32:25,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 23:32:25,387 INFO L85 PathProgramCache]: Analyzing trace with hash 99442756, now seen corresponding path program 1 times [2025-03-03 23:32:25,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 23:32:25,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106732239] [2025-03-03 23:32:25,387 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:32:25,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 23:32:25,403 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-03 23:32:25,594 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-03 23:32:25,594 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:32:25,594 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-03 23:32:25,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1640212942] [2025-03-03 23:32:25,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:32:25,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 23:32:25,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 23:32:25,604 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 23:32:25,607 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 23:32:25,667 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-03 23:32:25,830 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-03 23:32:25,831 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:32:25,831 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 23:32:25,831 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 23:32:25,853 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-03 23:32:25,877 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-03 23:32:25,877 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:32:25,877 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 23:32:25,936 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 23:32:25,937 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 23:32:25,938 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 23:32:25,946 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 23:32:26,139 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,SelfDestructingSolverStorable1 [2025-03-03 23:32:26,142 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-03 23:32:26,220 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 23:32:26,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 11:32:26 BoogieIcfgContainer [2025-03-03 23:32:26,222 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 23:32:26,223 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 23:32:26,223 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 23:32:26,223 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 23:32:26,223 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:32:24" (3/4) ... [2025-03-03 23:32:26,228 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 23:32:26,229 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 23:32:26,230 INFO L158 Benchmark]: Toolchain (without parser) took 2191.22ms. Allocated memory is still 142.6MB. Free memory was 114.2MB in the beginning and 104.1MB in the end (delta: 10.1MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2025-03-03 23:32:26,230 INFO L158 Benchmark]: CDTParser took 1.13ms. Allocated memory is still 201.3MB. Free memory is still 124.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 23:32:26,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 173.50ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 100.1MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 23:32:26,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.06ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 97.8MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 23:32:26,231 INFO L158 Benchmark]: Boogie Preprocessor took 28.38ms. Allocated memory is still 142.6MB. Free memory was 97.8MB in the beginning and 95.4MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 23:32:26,231 INFO L158 Benchmark]: IcfgBuilder took 333.27ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 74.0MB in the end (delta: 21.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-03 23:32:26,231 INFO L158 Benchmark]: TraceAbstraction took 1622.14ms. Allocated memory is still 142.6MB. Free memory was 73.1MB in the beginning and 105.0MB in the end (delta: -31.9MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2025-03-03 23:32:26,231 INFO L158 Benchmark]: Witness Printer took 6.30ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.1MB in the end (delta: 905.2kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 23:32:26,232 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13ms. Allocated memory is still 201.3MB. Free memory is still 124.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 173.50ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 100.1MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.06ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 97.8MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.38ms. Allocated memory is still 142.6MB. Free memory was 97.8MB in the beginning and 95.4MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 333.27ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 74.0MB in the end (delta: 21.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1622.14ms. Allocated memory is still 142.6MB. Free memory was 73.1MB in the beginning and 105.0MB in the end (delta: -31.9MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. * Witness Printer took 6.30ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.1MB in the end (delta: 905.2kB). 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 someBinaryFLOATComparisonOperation at line 125, overapproximation of someBinaryFLOATComparisonOperation at line 133, overapproximation of someBinaryFLOATComparisonOperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryDOUBLEComparisonOperation at line 133, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 96, overapproximation of someBinaryArithmeticFLOAToperation at line 77. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 16; [L23] unsigned char var_1_5 = 1; [L24] signed short int var_1_8 = -5; [L25] double var_1_10 = 256.475; [L26] double var_1_11 = 4.8; [L27] unsigned long int var_1_14 = 0; [L28] signed char var_1_15 = -5; [L29] unsigned long int var_1_16 = 500; [L30] unsigned long int var_1_17 = 4182428128; [L31] unsigned long int var_1_18 = 16; [L32] signed char var_1_19 = -5; [L33] signed char var_1_20 = 0; [L34] signed char var_1_21 = 64; [L35] float var_1_22 = 49.375; [L36] signed short int var_1_23 = 256; [L37] signed short int var_1_24 = 8; [L38] float var_1_25 = 255.5; [L39] float var_1_26 = 500.14; [L40] signed long int var_1_27 = -8; [L41] signed short int var_1_30 = -2; [L42] double var_1_31 = 0.3; [L43] signed char var_1_32 = 16; [L44] float last_1_var_1_22 = 49.375; [L45] signed short int last_1_var_1_30 = -2; [L46] signed char last_1_var_1_32 = 16; VAL [isInitial=0, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L137] isInitial = 1 [L138] FCALL initially() [L139] int k_loop; [L140] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L140] COND TRUE k_loop < 1 [L141] CALL updateLastVariables() [L128] last_1_var_1_22 = var_1_22 [L129] last_1_var_1_30 = var_1_30 [L130] last_1_var_1_32 = var_1_32 VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L141] RET updateLastVariables() [L142] CALL updateVariables() [L90] var_1_5 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_8=-5] [L91] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_8=-5] [L92] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L92] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L93] var_1_10 = __VERIFIER_nondet_double() [L94] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L94] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L95] var_1_11 = __VERIFIER_nondet_double() [L96] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L96] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L97] var_1_15 = __VERIFIER_nondet_char() [L98] CALL assume_abort_if_not(var_1_15 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L98] RET assume_abort_if_not(var_1_15 >= -128) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L99] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L99] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L100] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L100] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L101] var_1_16 = __VERIFIER_nondet_ulong() [L102] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L102] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L103] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L103] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L104] var_1_17 = __VERIFIER_nondet_ulong() [L105] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L105] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L106] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L106] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L107] var_1_18 = __VERIFIER_nondet_ulong() [L108] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L108] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L109] CALL assume_abort_if_not(var_1_18 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L109] RET assume_abort_if_not(var_1_18 <= 1073741823) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L110] var_1_20 = __VERIFIER_nondet_char() [L111] CALL assume_abort_if_not(var_1_20 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L111] RET assume_abort_if_not(var_1_20 >= -126) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L112] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L112] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L113] var_1_21 = __VERIFIER_nondet_char() [L114] CALL assume_abort_if_not(var_1_21 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L114] RET assume_abort_if_not(var_1_21 >= -127) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L115] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L115] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L116] var_1_23 = __VERIFIER_nondet_short() [L117] CALL assume_abort_if_not(var_1_23 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L117] RET assume_abort_if_not(var_1_23 >= -1) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L118] CALL assume_abort_if_not(var_1_23 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L118] RET assume_abort_if_not(var_1_23 <= 32767) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L119] var_1_24 = __VERIFIER_nondet_short() [L120] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L120] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L121] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L121] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L122] var_1_25 = __VERIFIER_nondet_float() [L123] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L123] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L124] var_1_26 = __VERIFIER_nondet_float() [L125] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L125] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L142] RET updateVariables() [L143] CALL step() [L50] COND FALSE !(((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))) < (((((var_1_10 - var_1_11)) < (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))) ? ((var_1_10 - var_1_11)) : (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))))) [L57] var_1_8 = 0 VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=0] [L59] unsigned long int stepLocal_1 = var_1_18; VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, stepLocal_1=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=-5, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=0] [L60] COND TRUE 256 > stepLocal_1 [L61] var_1_19 = ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) > (var_1_21)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (var_1_21))) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=2, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=0] [L63] var_1_31 = var_1_26 [L64] var_1_32 = var_1_21 [L65] var_1_30 = ((((var_1_15) > (var_1_32)) ? (var_1_15) : (var_1_32))) [L66] signed short int stepLocal_0 = var_1_8; VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, stepLocal_0=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=2, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_26=2, var_1_27=-8, var_1_30=-1, var_1_31=2, var_1_32=-2, var_1_5=0, var_1_8=0] [L67] EXPR (var_1_32 + var_1_19) ^ (var_1_30 + var_1_32) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, stepLocal_0=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=2, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_26=2, var_1_27=-8, var_1_30=-1, var_1_31=2, var_1_32=-2, var_1_5=0, var_1_8=0] [L67] COND FALSE !(stepLocal_0 == ((var_1_32 + var_1_19) ^ (var_1_30 + var_1_32))) [L70] COND TRUE var_1_30 == ((((var_1_30) < ((var_1_8 / var_1_15))) ? (var_1_30) : ((var_1_8 / var_1_15)))) [L71] var_1_14 = var_1_16 VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=2, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_26=2, var_1_27=-8, var_1_30=-1, var_1_31=2, var_1_32=-2, var_1_5=0, var_1_8=0] [L75] signed long int stepLocal_2 = var_1_23 - var_1_24; VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, stepLocal_2=-16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=2, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_22=395/8, var_1_23=-1, var_1_24=15, var_1_26=2, var_1_27=-8, var_1_30=-1, var_1_31=2, var_1_32=-2, var_1_5=0, var_1_8=0] [L76] COND TRUE stepLocal_2 > var_1_14 [L77] var_1_22 = (var_1_25 - var_1_26) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=2, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_23=-1, var_1_24=15, var_1_26=2, var_1_27=-8, var_1_30=-1, var_1_31=2, var_1_32=-2, var_1_5=0, var_1_8=0] [L79] COND TRUE ! var_1_5 [L80] var_1_27 = ((var_1_32 + var_1_24) + (var_1_30 + (var_1_20 + var_1_32))) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=2, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_23=-1, var_1_24=15, var_1_26=2, var_1_27=8, var_1_30=-1, var_1_31=2, var_1_32=-2, var_1_5=0, var_1_8=0] [L143] RET step() [L144] CALL, EXPR property() [L133] EXPR (var_1_32 + var_1_19) ^ (var_1_30 + var_1_32) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=2, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_23=-1, var_1_24=15, var_1_26=2, var_1_27=8, var_1_30=-1, var_1_31=2, var_1_32=-2, var_1_5=0, var_1_8=0] [L133-L134] return (((((((((var_1_8 == ((var_1_32 + var_1_19) ^ (var_1_30 + var_1_32))) ? (var_1_1 == ((signed long int) var_1_8)) : 1) && ((((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))) < (((((var_1_10 - var_1_11)) < (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))) ? ((var_1_10 - var_1_11)) : (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))))) ? ((last_1_var_1_22 >= last_1_var_1_22) ? (var_1_8 == ((signed short int) last_1_var_1_32)) : (var_1_8 == ((signed short int) last_1_var_1_30))) : (var_1_8 == ((signed short int) 0)))) && ((var_1_30 == ((((var_1_30) < ((var_1_8 / var_1_15))) ? (var_1_30) : ((var_1_8 / var_1_15))))) ? (var_1_14 == ((unsigned long int) var_1_16)) : (var_1_14 == ((unsigned long int) (var_1_17 - (16u + var_1_18)))))) && ((256 > var_1_18) ? (var_1_19 == ((signed char) ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) > (var_1_21)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (var_1_21))))) : 1)) && (((var_1_23 - var_1_24) > var_1_14) ? (var_1_22 == ((float) (var_1_25 - var_1_26))) : 1)) && ((! var_1_5) ? (var_1_27 == ((signed long int) ((var_1_32 + var_1_24) + (var_1_30 + (var_1_20 + var_1_32))))) : ((var_1_11 > var_1_22) ? (var_1_27 == ((signed long int) var_1_19)) : (var_1_27 == ((signed long int) var_1_32))))) && (var_1_30 == ((signed short int) ((((var_1_15) > (var_1_32)) ? (var_1_15) : (var_1_32)))))) && (var_1_31 == ((double) var_1_26))) && (var_1_32 == ((signed char) var_1_21)) ; [L144] RET, EXPR property() [L144] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=2, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_23=-1, var_1_24=15, var_1_26=2, var_1_27=8, var_1_30=-1, var_1_31=2, var_1_32=-2, var_1_5=0, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2147483649, var_1_18=0, var_1_19=2, var_1_1=16, var_1_20=-2, var_1_21=-2, var_1_23=-1, var_1_24=15, var_1_26=2, var_1_27=8, var_1_30=-1, var_1_31=2, var_1_32=-2, var_1_5=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 108 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 108 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=74occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 596 NumberOfCodeBlocks, 596 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 296 ConstructedInterpolants, 0 QuantifiedInterpolants, 296 SizeOfPredicates, 0 NumberOfNonLiveVariables, 360 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1980/2024 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 23:32:26,252 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.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 e83a96ae2f5bfdf3893aaa3e90bdc514d3802a42b700c4fee4c6a9673f033b35 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 23:32:27,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 23:32:28,071 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 23:32:28,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 23:32:28,078 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 23:32:28,099 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 23:32:28,100 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 23:32:28,101 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 23:32:28,101 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 23:32:28,101 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 23:32:28,102 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 23:32:28,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 23:32:28,102 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 23:32:28,102 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 23:32:28,103 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 23:32:28,103 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 23:32:28,103 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 23:32:28,103 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 23:32:28,103 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 23:32:28,103 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 23:32:28,103 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 23:32:28,103 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 23:32:28,104 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 23:32:28,104 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 23:32:28,104 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 23:32:28,104 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 23:32:28,104 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 23:32:28,104 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 23:32:28,104 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 23:32:28,104 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 23:32:28,104 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 23:32:28,105 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 23:32:28,105 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 23:32:28,105 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 23:32:28,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 23:32:28,105 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 23:32:28,105 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 23:32:28,105 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 23:32:28,105 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 23:32:28,105 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 23:32:28,105 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 23:32:28,105 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 23:32:28,105 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 23:32:28,105 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 23:32:28,105 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 23:32:28,105 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 -> e83a96ae2f5bfdf3893aaa3e90bdc514d3802a42b700c4fee4c6a9673f033b35 [2025-03-03 23:32:28,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 23:32:28,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 23:32:28,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 23:32:28,345 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 23:32:28,346 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 23:32:28,347 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.i [2025-03-03 23:32:29,500 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd164fa02/0d662876a4cc4467a9a7a59704e0c2d5/FLAG8bb71fc73 [2025-03-03 23:32:29,686 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 23:32:29,686 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.i [2025-03-03 23:32:29,694 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd164fa02/0d662876a4cc4467a9a7a59704e0c2d5/FLAG8bb71fc73 [2025-03-03 23:32:29,709 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd164fa02/0d662876a4cc4467a9a7a59704e0c2d5 [2025-03-03 23:32:29,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 23:32:29,712 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 23:32:29,714 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 23:32:29,714 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 23:32:29,717 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 23:32:29,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 11:32:29" (1/1) ... [2025-03-03 23:32:29,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab1799c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29, skipping insertion in model container [2025-03-03 23:32:29,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 11:32:29" (1/1) ... [2025-03-03 23:32:29,732 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 23:32:29,836 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_loopvsstraightlinecode_50-1loop_file-44.i[915,928] [2025-03-03 23:32:29,886 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 23:32:29,898 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 23:32:29,907 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_loopvsstraightlinecode_50-1loop_file-44.i[915,928] [2025-03-03 23:32:29,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 23:32:29,942 INFO L204 MainTranslator]: Completed translation [2025-03-03 23:32:29,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29 WrapperNode [2025-03-03 23:32:29,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 23:32:29,944 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 23:32:29,944 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 23:32:29,944 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 23:32:29,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29" (1/1) ... [2025-03-03 23:32:29,953 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29" (1/1) ... [2025-03-03 23:32:29,967 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 151 [2025-03-03 23:32:29,968 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 23:32:29,968 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 23:32:29,968 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 23:32:29,968 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 23:32:29,973 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29" (1/1) ... [2025-03-03 23:32:29,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29" (1/1) ... [2025-03-03 23:32:29,976 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29" (1/1) ... [2025-03-03 23:32:29,983 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 23:32:29,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29" (1/1) ... [2025-03-03 23:32:29,984 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29" (1/1) ... [2025-03-03 23:32:29,990 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29" (1/1) ... [2025-03-03 23:32:29,992 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29" (1/1) ... [2025-03-03 23:32:29,993 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29" (1/1) ... [2025-03-03 23:32:29,994 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29" (1/1) ... [2025-03-03 23:32:29,996 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 23:32:29,996 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 23:32:29,996 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 23:32:29,996 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 23:32:29,997 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29" (1/1) ... [2025-03-03 23:32:30,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 23:32:30,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 23:32:30,026 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 23:32:30,030 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 23:32:30,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 23:32:30,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 23:32:30,046 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 23:32:30,046 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 23:32:30,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 23:32:30,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 23:32:30,097 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 23:32:30,098 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 23:32:32,947 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2025-03-03 23:32:32,947 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 23:32:32,956 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 23:32:32,956 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 23:32:32,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:32:32 BoogieIcfgContainer [2025-03-03 23:32:32,956 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 23:32:32,958 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 23:32:32,958 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 23:32:32,961 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 23:32:32,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 11:32:29" (1/3) ... [2025-03-03 23:32:32,962 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b4efcf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 11:32:32, skipping insertion in model container [2025-03-03 23:32:32,962 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:32:29" (2/3) ... [2025-03-03 23:32:32,962 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b4efcf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 11:32:32, skipping insertion in model container [2025-03-03 23:32:32,962 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:32:32" (3/3) ... [2025-03-03 23:32:32,963 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-44.i [2025-03-03 23:32:32,973 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 23:32:32,974 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-44.i that has 2 procedures, 65 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 23:32:33,006 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 23:32:33,013 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;@33040acb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 23:32:33,013 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 23:32:33,015 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 40 states have internal predecessors, (51), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 23:32:33,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2025-03-03 23:32:33,023 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 23:32:33,024 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:32:33,025 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 23:32:33,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 23:32:33,028 INFO L85 PathProgramCache]: Analyzing trace with hash -775441110, now seen corresponding path program 1 times [2025-03-03 23:32:33,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 23:32:33,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2146506631] [2025-03-03 23:32:33,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:32:33,050 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 23:32:33,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 23:32:33,052 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 23:32:33,053 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 23:32:33,122 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 146 statements into 1 equivalence classes. [2025-03-03 23:32:33,312 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 146 of 146 statements. [2025-03-03 23:32:33,313 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:32:33,313 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 23:32:33,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 23:32:33,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 23:32:33,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2025-03-03 23:32:33,357 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 23:32:33,357 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 23:32:33,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2146506631] [2025-03-03 23:32:33,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2146506631] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 23:32:33,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 23:32:33,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 23:32:33,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309076336] [2025-03-03 23:32:33,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 23:32:33,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 23:32:33,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 23:32:33,371 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 23:32:33,372 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 23:32:33,373 INFO L87 Difference]: Start difference. First operand has 65 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 40 states have internal predecessors, (51), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 23:32:33,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 23:32:33,392 INFO L93 Difference]: Finished difference Result 126 states and 212 transitions. [2025-03-03 23:32:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 23:32:33,393 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 146 [2025-03-03 23:32:33,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 23:32:33,397 INFO L225 Difference]: With dead ends: 126 [2025-03-03 23:32:33,397 INFO L226 Difference]: Without dead ends: 61 [2025-03-03 23:32:33,399 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 145 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 23:32:33,401 INFO L435 NwaCegarLoop]: 92 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, 92 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 23:32:33,401 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 23:32:33,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2025-03-03 23:32:33,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2025-03-03 23:32:33,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 36 states have (on average 1.1944444444444444) internal successors, (43), 36 states have internal predecessors, (43), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 23:32:33,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 89 transitions. [2025-03-03 23:32:33,435 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 89 transitions. Word has length 146 [2025-03-03 23:32:33,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 23:32:33,435 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 89 transitions. [2025-03-03 23:32:33,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 23:32:33,438 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 89 transitions. [2025-03-03 23:32:33,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2025-03-03 23:32:33,440 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 23:32:33,440 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:32:33,452 INFO L540 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)] Forceful destruction successful, exit code 0 [2025-03-03 23:32:33,641 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 23:32:33,641 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 23:32:33,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 23:32:33,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1776252201, now seen corresponding path program 1 times [2025-03-03 23:32:33,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 23:32:33,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [456352665] [2025-03-03 23:32:33,644 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 23:32:33,645 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 23:32:33,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 23:32:33,648 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 23:32:33,648 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 23:32:33,702 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 146 statements into 1 equivalence classes. [2025-03-03 23:32:33,982 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 146 of 146 statements. [2025-03-03 23:32:33,982 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 23:32:33,982 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 23:32:33,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 35 conjuncts are in the unsatisfiable core [2025-03-03 23:32:34,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 23:33:18,559 WARN L286 SmtUtils]: Spent 6.40s on a formula simplification that was a NOOP. DAG size: 65 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)