/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-47.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-19 06:08:54,529 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-19 06:08:54,595 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-19 06:08:54,600 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-19 06:08:54,601 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-19 06:08:54,630 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-19 06:08:54,630 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-19 06:08:54,630 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-19 06:08:54,631 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-19 06:08:54,634 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-19 06:08:54,634 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-19 06:08:54,634 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-19 06:08:54,634 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-19 06:08:54,635 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-19 06:08:54,635 INFO L153 SettingsManager]: * Use SBE=true [2023-12-19 06:08:54,636 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-19 06:08:54,636 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-19 06:08:54,636 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-19 06:08:54,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-19 06:08:54,636 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-19 06:08:54,636 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-19 06:08:54,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-19 06:08:54,637 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-19 06:08:54,637 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-19 06:08:54,637 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-19 06:08:54,637 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-19 06:08:54,637 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-19 06:08:54,638 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-19 06:08:54,638 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-19 06:08:54,638 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-19 06:08:54,639 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-19 06:08:54,639 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-19 06:08:54,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 06:08:54,639 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-19 06:08:54,639 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-19 06:08:54,640 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-19 06:08:54,640 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-19 06:08:54,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-19 06:08:54,640 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-19 06:08:54,640 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-19 06:08:54,640 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-19 06:08:54,640 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-19 06:08:54,640 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-19 06:08:54,640 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-19 06:08:54,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-19 06:08:54,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-19 06:08:54,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-19 06:08:54,842 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-19 06:08:54,845 INFO L274 PluginConnector]: CDTParser initialized [2023-12-19 06:08:54,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-47.i [2023-12-19 06:08:55,907 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-19 06:08:56,125 INFO L384 CDTParser]: Found 1 translation units. [2023-12-19 06:08:56,126 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-47.i [2023-12-19 06:08:56,134 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2d10c983/3adfd38f79964faf9e7decba746d9de3/FLAGd923e89dd [2023-12-19 06:08:56,146 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2d10c983/3adfd38f79964faf9e7decba746d9de3 [2023-12-19 06:08:56,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-19 06:08:56,148 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-19 06:08:56,151 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-19 06:08:56,151 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-19 06:08:56,154 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-19 06:08:56,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 06:08:56" (1/1) ... [2023-12-19 06:08:56,155 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15f05bb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56, skipping insertion in model container [2023-12-19 06:08:56,155 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 06:08:56" (1/1) ... [2023-12-19 06:08:56,180 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-19 06:08:56,285 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-47.i[913,926] [2023-12-19 06:08:56,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 06:08:56,356 INFO L202 MainTranslator]: Completed pre-run [2023-12-19 06:08:56,369 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-47.i[913,926] [2023-12-19 06:08:56,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 06:08:56,403 INFO L206 MainTranslator]: Completed translation [2023-12-19 06:08:56,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56 WrapperNode [2023-12-19 06:08:56,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-19 06:08:56,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-19 06:08:56,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-19 06:08:56,405 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-19 06:08:56,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56" (1/1) ... [2023-12-19 06:08:56,419 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56" (1/1) ... [2023-12-19 06:08:56,461 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 219 [2023-12-19 06:08:56,461 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-19 06:08:56,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-19 06:08:56,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-19 06:08:56,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-19 06:08:56,471 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56" (1/1) ... [2023-12-19 06:08:56,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56" (1/1) ... [2023-12-19 06:08:56,487 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56" (1/1) ... [2023-12-19 06:08:56,504 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]. [2023-12-19 06:08:56,504 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56" (1/1) ... [2023-12-19 06:08:56,504 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56" (1/1) ... [2023-12-19 06:08:56,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56" (1/1) ... [2023-12-19 06:08:56,526 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56" (1/1) ... [2023-12-19 06:08:56,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56" (1/1) ... [2023-12-19 06:08:56,538 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56" (1/1) ... [2023-12-19 06:08:56,543 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-19 06:08:56,543 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-19 06:08:56,543 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-19 06:08:56,543 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-19 06:08:56,544 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56" (1/1) ... [2023-12-19 06:08:56,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 06:08:56,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 06:08:56,593 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) [2023-12-19 06:08:56,640 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 [2023-12-19 06:08:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-19 06:08:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-19 06:08:56,646 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-19 06:08:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-19 06:08:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-19 06:08:56,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-19 06:08:56,731 INFO L241 CfgBuilder]: Building ICFG [2023-12-19 06:08:56,732 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-19 06:08:57,045 INFO L282 CfgBuilder]: Performing block encoding [2023-12-19 06:08:57,067 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-19 06:08:57,068 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-19 06:08:57,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 06:08:57 BoogieIcfgContainer [2023-12-19 06:08:57,068 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-19 06:08:57,070 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-19 06:08:57,070 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-19 06:08:57,072 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-19 06:08:57,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 06:08:56" (1/3) ... [2023-12-19 06:08:57,072 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64462123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 06:08:57, skipping insertion in model container [2023-12-19 06:08:57,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:08:56" (2/3) ... [2023-12-19 06:08:57,073 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64462123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 06:08:57, skipping insertion in model container [2023-12-19 06:08:57,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 06:08:57" (3/3) ... [2023-12-19 06:08:57,074 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-47.i [2023-12-19 06:08:57,089 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-19 06:08:57,089 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-19 06:08:57,127 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-19 06:08:57,132 INFO L357 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, mHoare=true, 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;@16c67564, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-19 06:08:57,132 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-19 06:08:57,135 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 55 states have (on average 1.5636363636363637) internal successors, (86), 56 states have internal predecessors, (86), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-12-19 06:08:57,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-19 06:08:57,148 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 06:08:57,149 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 06:08:57,149 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 06:08:57,154 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 06:08:57,155 INFO L85 PathProgramCache]: Analyzing trace with hash 85376474, now seen corresponding path program 1 times [2023-12-19 06:08:57,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 06:08:57,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295748918] [2023-12-19 06:08:57,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:08:57,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 06:08:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 06:08:57,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 06:08:57,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295748918] [2023-12-19 06:08:57,350 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-12-19 06:08:57,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [405746434] [2023-12-19 06:08:57,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:08:57,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:08:57,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 06:08:57,367 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) [2023-12-19 06:08:57,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-19 06:08:57,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 06:08:57,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-19 06:08:57,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 06:08:57,552 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2023-12-19 06:08:57,552 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 06:08:57,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [405746434] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 06:08:57,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 06:08:57,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 06:08:57,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64177241] [2023-12-19 06:08:57,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 06:08:57,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-19 06:08:57,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 06:08:57,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-19 06:08:57,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 06:08:57,589 INFO L87 Difference]: Start difference. First operand has 79 states, 55 states have (on average 1.5636363636363637) internal successors, (86), 56 states have internal predecessors, (86), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2023-12-19 06:08:57,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 06:08:57,630 INFO L93 Difference]: Finished difference Result 155 states and 275 transitions. [2023-12-19 06:08:57,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-19 06:08:57,632 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 136 [2023-12-19 06:08:57,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 06:08:57,639 INFO L225 Difference]: With dead ends: 155 [2023-12-19 06:08:57,639 INFO L226 Difference]: Without dead ends: 77 [2023-12-19 06:08:57,642 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 06:08:57,646 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 06:08:57,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 06:08:57,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-12-19 06:08:57,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-12-19 06:08:57,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 54 states have (on average 1.4259259259259258) internal successors, (77), 54 states have internal predecessors, (77), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-12-19 06:08:57,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 119 transitions. [2023-12-19 06:08:57,675 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 119 transitions. Word has length 136 [2023-12-19 06:08:57,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 06:08:57,675 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 119 transitions. [2023-12-19 06:08:57,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2023-12-19 06:08:57,675 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2023-12-19 06:08:57,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-19 06:08:57,679 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 06:08:57,679 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 06:08:57,693 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-19 06:08:57,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-19 06:08:57,885 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 06:08:57,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 06:08:57,885 INFO L85 PathProgramCache]: Analyzing trace with hash 905001434, now seen corresponding path program 1 times [2023-12-19 06:08:57,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 06:08:57,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248502862] [2023-12-19 06:08:57,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:08:57,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 06:08:57,952 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 06:08:57,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [540388204] [2023-12-19 06:08:57,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:08:57,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:08:57,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 06:08:57,966 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) [2023-12-19 06:08:58,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-19 06:08:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 06:08:58,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-19 06:08:58,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 06:08:58,281 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2023-12-19 06:08:58,281 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 06:08:58,443 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-19 06:08:58,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 06:08:58,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248502862] [2023-12-19 06:08:58,443 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 06:08:58,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [540388204] [2023-12-19 06:08:58,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [540388204] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 06:08:58,444 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-19 06:08:58,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2023-12-19 06:08:58,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042646918] [2023-12-19 06:08:58,444 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-19 06:08:58,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-19 06:08:58,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 06:08:58,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-19 06:08:58,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-12-19 06:08:58,447 INFO L87 Difference]: Start difference. First operand 77 states and 119 transitions. Second operand has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2023-12-19 06:08:58,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 06:08:58,602 INFO L93 Difference]: Finished difference Result 159 states and 242 transitions. [2023-12-19 06:08:58,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-19 06:08:58,603 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 137 [2023-12-19 06:08:58,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 06:08:58,604 INFO L225 Difference]: With dead ends: 159 [2023-12-19 06:08:58,604 INFO L226 Difference]: Without dead ends: 83 [2023-12-19 06:08:58,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2023-12-19 06:08:58,606 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 122 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 06:08:58,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 263 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 06:08:58,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-12-19 06:08:58,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2023-12-19 06:08:58,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 57 states have (on average 1.3859649122807018) internal successors, (79), 57 states have internal predecessors, (79), 21 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-12-19 06:08:58,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 121 transitions. [2023-12-19 06:08:58,615 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 121 transitions. Word has length 137 [2023-12-19 06:08:58,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 06:08:58,616 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 121 transitions. [2023-12-19 06:08:58,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2023-12-19 06:08:58,617 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2023-12-19 06:08:58,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-19 06:08:58,618 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 06:08:58,618 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 06:08:58,627 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-19 06:08:58,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-12-19 06:08:58,825 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 06:08:58,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 06:08:58,826 INFO L85 PathProgramCache]: Analyzing trace with hash -1012269325, now seen corresponding path program 1 times [2023-12-19 06:08:58,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 06:08:58,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251619330] [2023-12-19 06:08:58,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:08:58,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 06:08:58,880 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 06:08:58,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1155824115] [2023-12-19 06:08:58,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:08:58,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:08:58,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 06:08:58,900 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 06:08:58,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-19 06:08:58,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 06:08:58,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-19 06:08:58,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 06:08:59,029 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-12-19 06:08:59,030 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 06:08:59,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 06:08:59,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251619330] [2023-12-19 06:08:59,030 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 06:08:59,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1155824115] [2023-12-19 06:08:59,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1155824115] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 06:08:59,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 06:08:59,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 06:08:59,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412912136] [2023-12-19 06:08:59,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 06:08:59,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 06:08:59,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 06:08:59,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 06:08:59,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 06:08:59,032 INFO L87 Difference]: Start difference. First operand 81 states and 121 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-12-19 06:08:59,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 06:08:59,063 INFO L93 Difference]: Finished difference Result 233 states and 348 transitions. [2023-12-19 06:08:59,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 06:08:59,064 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 138 [2023-12-19 06:08:59,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 06:08:59,066 INFO L225 Difference]: With dead ends: 233 [2023-12-19 06:08:59,066 INFO L226 Difference]: Without dead ends: 153 [2023-12-19 06:08:59,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 06:08:59,067 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 102 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 06:08:59,067 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 252 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 06:08:59,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2023-12-19 06:08:59,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 85. [2023-12-19 06:08:59,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 61 states have (on average 1.360655737704918) internal successors, (83), 61 states have internal predecessors, (83), 21 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-12-19 06:08:59,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 125 transitions. [2023-12-19 06:08:59,078 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 125 transitions. Word has length 138 [2023-12-19 06:08:59,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 06:08:59,078 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 125 transitions. [2023-12-19 06:08:59,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-12-19 06:08:59,078 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 125 transitions. [2023-12-19 06:08:59,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-19 06:08:59,079 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 06:08:59,080 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 06:08:59,101 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-12-19 06:08:59,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:08:59,287 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 06:08:59,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 06:08:59,287 INFO L85 PathProgramCache]: Analyzing trace with hash -2023386575, now seen corresponding path program 1 times [2023-12-19 06:08:59,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 06:08:59,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74859305] [2023-12-19 06:08:59,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:08:59,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 06:08:59,324 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 06:08:59,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1847748719] [2023-12-19 06:08:59,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:08:59,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:08:59,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 06:08:59,349 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 06:08:59,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-19 06:08:59,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 06:08:59,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-19 06:08:59,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 06:08:59,490 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 350 proven. 15 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2023-12-19 06:08:59,491 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 06:08:59,596 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 45 proven. 15 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-19 06:08:59,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 06:08:59,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74859305] [2023-12-19 06:08:59,598 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 06:08:59,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847748719] [2023-12-19 06:08:59,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1847748719] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 06:08:59,598 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-19 06:08:59,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2023-12-19 06:08:59,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438129898] [2023-12-19 06:08:59,598 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-19 06:08:59,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-19 06:08:59,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 06:08:59,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-19 06:08:59,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-12-19 06:08:59,601 INFO L87 Difference]: Start difference. First operand 85 states and 125 transitions. Second operand has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-12-19 06:09:00,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 06:09:00,089 INFO L93 Difference]: Finished difference Result 366 states and 526 transitions. [2023-12-19 06:09:00,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-12-19 06:09:00,089 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 138 [2023-12-19 06:09:00,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 06:09:00,091 INFO L225 Difference]: With dead ends: 366 [2023-12-19 06:09:00,091 INFO L226 Difference]: Without dead ends: 282 [2023-12-19 06:09:00,092 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 268 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=193, Invalid=457, Unknown=0, NotChecked=0, Total=650 [2023-12-19 06:09:00,093 INFO L413 NwaCegarLoop]: 234 mSDtfsCounter, 331 mSDsluCounter, 549 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 783 SdHoareTripleChecker+Invalid, 627 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-19 06:09:00,093 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 783 Invalid, 627 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 529 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-19 06:09:00,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2023-12-19 06:09:00,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 197. [2023-12-19 06:09:00,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 132 states have (on average 1.2954545454545454) internal successors, (171), 134 states have internal predecessors, (171), 57 states have call successors, (57), 7 states have call predecessors, (57), 7 states have return successors, (57), 55 states have call predecessors, (57), 57 states have call successors, (57) [2023-12-19 06:09:00,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 285 transitions. [2023-12-19 06:09:00,116 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 285 transitions. Word has length 138 [2023-12-19 06:09:00,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 06:09:00,116 INFO L495 AbstractCegarLoop]: Abstraction has 197 states and 285 transitions. [2023-12-19 06:09:00,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-12-19 06:09:00,116 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 285 transitions. [2023-12-19 06:09:00,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-19 06:09:00,118 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 06:09:00,118 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 06:09:00,144 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-12-19 06:09:00,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:09:00,324 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 06:09:00,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 06:09:00,325 INFO L85 PathProgramCache]: Analyzing trace with hash 582636979, now seen corresponding path program 1 times [2023-12-19 06:09:00,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 06:09:00,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238890008] [2023-12-19 06:09:00,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:09:00,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 06:09:00,344 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 06:09:00,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [798386714] [2023-12-19 06:09:00,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:09:00,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:09:00,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 06:09:00,345 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 06:09:00,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-19 06:09:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 06:09:00,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-19 06:09:00,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 06:09:00,456 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-12-19 06:09:00,456 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 06:09:00,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 06:09:00,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238890008] [2023-12-19 06:09:00,456 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 06:09:00,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [798386714] [2023-12-19 06:09:00,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [798386714] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 06:09:00,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 06:09:00,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 06:09:00,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056919063] [2023-12-19 06:09:00,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 06:09:00,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 06:09:00,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 06:09:00,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 06:09:00,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 06:09:00,458 INFO L87 Difference]: Start difference. First operand 197 states and 285 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-12-19 06:09:00,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 06:09:00,508 INFO L93 Difference]: Finished difference Result 454 states and 654 transitions. [2023-12-19 06:09:00,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 06:09:00,508 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 138 [2023-12-19 06:09:00,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 06:09:00,511 INFO L225 Difference]: With dead ends: 454 [2023-12-19 06:09:00,511 INFO L226 Difference]: Without dead ends: 286 [2023-12-19 06:09:00,511 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 06:09:00,512 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 101 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 06:09:00,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 277 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 06:09:00,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2023-12-19 06:09:00,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 220. [2023-12-19 06:09:00,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 155 states have (on average 1.2903225806451613) internal successors, (200), 157 states have internal predecessors, (200), 57 states have call successors, (57), 7 states have call predecessors, (57), 7 states have return successors, (57), 55 states have call predecessors, (57), 57 states have call successors, (57) [2023-12-19 06:09:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 314 transitions. [2023-12-19 06:09:00,551 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 314 transitions. Word has length 138 [2023-12-19 06:09:00,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 06:09:00,551 INFO L495 AbstractCegarLoop]: Abstraction has 220 states and 314 transitions. [2023-12-19 06:09:00,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-12-19 06:09:00,551 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 314 transitions. [2023-12-19 06:09:00,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-19 06:09:00,552 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 06:09:00,552 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 06:09:00,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-12-19 06:09:00,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:09:00,758 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 06:09:00,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 06:09:00,759 INFO L85 PathProgramCache]: Analyzing trace with hash -210272908, now seen corresponding path program 1 times [2023-12-19 06:09:00,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 06:09:00,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776169677] [2023-12-19 06:09:00,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:09:00,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 06:09:00,775 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 06:09:00,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2105964639] [2023-12-19 06:09:00,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:09:00,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:09:00,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 06:09:00,776 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 06:09:00,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-19 06:09:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 06:09:01,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-19 06:09:01,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 06:09:01,267 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-12-19 06:09:01,267 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 06:09:01,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 06:09:01,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776169677] [2023-12-19 06:09:01,267 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 06:09:01,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105964639] [2023-12-19 06:09:01,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2105964639] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 06:09:01,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 06:09:01,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 06:09:01,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506871649] [2023-12-19 06:09:01,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 06:09:01,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 06:09:01,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 06:09:01,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 06:09:01,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-19 06:09:01,269 INFO L87 Difference]: Start difference. First operand 220 states and 314 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-12-19 06:09:01,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 06:09:01,355 INFO L93 Difference]: Finished difference Result 468 states and 663 transitions. [2023-12-19 06:09:01,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 06:09:01,355 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 139 [2023-12-19 06:09:01,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 06:09:01,356 INFO L225 Difference]: With dead ends: 468 [2023-12-19 06:09:01,357 INFO L226 Difference]: Without dead ends: 277 [2023-12-19 06:09:01,357 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 06:09:01,357 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 78 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 06:09:01,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 316 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 06:09:01,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2023-12-19 06:09:01,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 165. [2023-12-19 06:09:01,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 116 states have (on average 1.2586206896551724) internal successors, (146), 116 states have internal predecessors, (146), 42 states have call successors, (42), 6 states have call predecessors, (42), 6 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-12-19 06:09:01,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 230 transitions. [2023-12-19 06:09:01,371 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 230 transitions. Word has length 139 [2023-12-19 06:09:01,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 06:09:01,372 INFO L495 AbstractCegarLoop]: Abstraction has 165 states and 230 transitions. [2023-12-19 06:09:01,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-12-19 06:09:01,372 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 230 transitions. [2023-12-19 06:09:01,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-19 06:09:01,373 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 06:09:01,373 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 06:09:01,390 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-12-19 06:09:01,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:09:01,579 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 06:09:01,579 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 06:09:01,579 INFO L85 PathProgramCache]: Analyzing trace with hash 1547551416, now seen corresponding path program 1 times [2023-12-19 06:09:01,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 06:09:01,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500437827] [2023-12-19 06:09:01,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:09:01,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 06:09:01,610 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 06:09:01,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [979205916] [2023-12-19 06:09:01,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:09:01,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:09:01,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 06:09:01,611 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 06:09:01,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-19 06:09:01,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 06:09:01,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-19 06:09:01,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 06:09:02,395 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 309 proven. 90 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2023-12-19 06:09:02,395 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 06:09:03,739 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 114 proven. 57 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2023-12-19 06:09:03,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 06:09:03,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500437827] [2023-12-19 06:09:03,739 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 06:09:03,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [979205916] [2023-12-19 06:09:03,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [979205916] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 06:09:03,739 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-19 06:09:03,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12] total 26 [2023-12-19 06:09:03,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994097566] [2023-12-19 06:09:03,740 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-19 06:09:03,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-12-19 06:09:03,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 06:09:03,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-12-19 06:09:03,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=185, Invalid=465, Unknown=0, NotChecked=0, Total=650 [2023-12-19 06:09:03,742 INFO L87 Difference]: Start difference. First operand 165 states and 230 transitions. Second operand has 26 states, 25 states have (on average 3.72) internal successors, (93), 23 states have internal predecessors, (93), 7 states have call successors, (42), 5 states have call predecessors, (42), 10 states have return successors, (42), 9 states have call predecessors, (42), 7 states have call successors, (42) [2023-12-19 06:09:08,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 06:09:08,959 INFO L93 Difference]: Finished difference Result 697 states and 925 transitions. [2023-12-19 06:09:08,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-12-19 06:09:08,960 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 3.72) internal successors, (93), 23 states have internal predecessors, (93), 7 states have call successors, (42), 5 states have call predecessors, (42), 10 states have return successors, (42), 9 states have call predecessors, (42), 7 states have call successors, (42) Word has length 140 [2023-12-19 06:09:08,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 06:09:08,962 INFO L225 Difference]: With dead ends: 697 [2023-12-19 06:09:08,962 INFO L226 Difference]: Without dead ends: 580 [2023-12-19 06:09:08,964 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2615 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=1901, Invalid=5071, Unknown=0, NotChecked=0, Total=6972 [2023-12-19 06:09:08,965 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 754 mSDsluCounter, 721 mSDsCounter, 0 mSdLazyCounter, 1251 mSolverCounterSat, 466 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 758 SdHoareTripleChecker+Valid, 830 SdHoareTripleChecker+Invalid, 1717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 466 IncrementalHoareTripleChecker+Valid, 1251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-12-19 06:09:08,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [758 Valid, 830 Invalid, 1717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [466 Valid, 1251 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-12-19 06:09:08,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2023-12-19 06:09:09,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 315. [2023-12-19 06:09:09,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 315 states, 234 states have (on average 1.2222222222222223) internal successors, (286), 234 states have internal predecessors, (286), 63 states have call successors, (63), 17 states have call predecessors, (63), 17 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2023-12-19 06:09:09,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 412 transitions. [2023-12-19 06:09:09,007 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 412 transitions. Word has length 140 [2023-12-19 06:09:09,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 06:09:09,007 INFO L495 AbstractCegarLoop]: Abstraction has 315 states and 412 transitions. [2023-12-19 06:09:09,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 3.72) internal successors, (93), 23 states have internal predecessors, (93), 7 states have call successors, (42), 5 states have call predecessors, (42), 10 states have return successors, (42), 9 states have call predecessors, (42), 7 states have call successors, (42) [2023-12-19 06:09:09,008 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 412 transitions. [2023-12-19 06:09:09,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-19 06:09:09,009 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 06:09:09,009 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 06:09:09,028 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-12-19 06:09:09,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:09:09,217 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 06:09:09,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 06:09:09,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1642560111, now seen corresponding path program 1 times [2023-12-19 06:09:09,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 06:09:09,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164970167] [2023-12-19 06:09:09,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:09:09,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 06:09:09,243 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 06:09:09,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [679493530] [2023-12-19 06:09:09,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:09:09,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:09:09,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 06:09:09,260 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 06:09:09,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-19 06:09:09,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 06:09:09,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-19 06:09:09,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 06:09:09,888 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2023-12-19 06:09:09,888 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 06:09:12,657 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-19 06:09:12,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 06:09:12,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164970167] [2023-12-19 06:09:12,658 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 06:09:12,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [679493530] [2023-12-19 06:09:12,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [679493530] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 06:09:12,658 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-19 06:09:12,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 15 [2023-12-19 06:09:12,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911157803] [2023-12-19 06:09:12,658 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-19 06:09:12,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-12-19 06:09:12,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 06:09:12,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-12-19 06:09:12,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2023-12-19 06:09:12,660 INFO L87 Difference]: Start difference. First operand 315 states and 412 transitions. Second operand has 15 states, 15 states have (on average 5.466666666666667) internal successors, (82), 15 states have internal predecessors, (82), 4 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (42), 4 states have call predecessors, (42), 4 states have call successors, (42) [2023-12-19 06:09:25,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 06:09:25,501 INFO L93 Difference]: Finished difference Result 759 states and 997 transitions. [2023-12-19 06:09:25,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-12-19 06:09:25,501 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.466666666666667) internal successors, (82), 15 states have internal predecessors, (82), 4 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (42), 4 states have call predecessors, (42), 4 states have call successors, (42) Word has length 141 [2023-12-19 06:09:25,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 06:09:25,504 INFO L225 Difference]: With dead ends: 759 [2023-12-19 06:09:25,504 INFO L226 Difference]: Without dead ends: 504 [2023-12-19 06:09:25,504 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=258, Invalid=612, Unknown=0, NotChecked=0, Total=870 [2023-12-19 06:09:25,505 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 413 mSDsluCounter, 708 mSDsCounter, 0 mSdLazyCounter, 680 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 419 SdHoareTripleChecker+Valid, 793 SdHoareTripleChecker+Invalid, 705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 680 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.2s IncrementalHoareTripleChecker+Time [2023-12-19 06:09:25,505 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [419 Valid, 793 Invalid, 705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 680 Invalid, 0 Unknown, 0 Unchecked, 11.2s Time] [2023-12-19 06:09:25,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2023-12-19 06:09:25,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 340. [2023-12-19 06:09:25,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 259 states have (on average 1.2393822393822393) internal successors, (321), 259 states have internal predecessors, (321), 63 states have call successors, (63), 17 states have call predecessors, (63), 17 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2023-12-19 06:09:25,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 447 transitions. [2023-12-19 06:09:25,535 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 447 transitions. Word has length 141 [2023-12-19 06:09:25,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 06:09:25,536 INFO L495 AbstractCegarLoop]: Abstraction has 340 states and 447 transitions. [2023-12-19 06:09:25,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.466666666666667) internal successors, (82), 15 states have internal predecessors, (82), 4 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (42), 4 states have call predecessors, (42), 4 states have call successors, (42) [2023-12-19 06:09:25,536 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 447 transitions. [2023-12-19 06:09:25,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-19 06:09:25,537 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 06:09:25,537 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 06:09:25,543 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-12-19 06:09:25,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-12-19 06:09:25,744 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 06:09:25,744 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 06:09:25,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1585301809, now seen corresponding path program 1 times [2023-12-19 06:09:25,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 06:09:25,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741152531] [2023-12-19 06:09:25,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:09:25,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 06:09:25,768 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 06:09:25,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [660176715] [2023-12-19 06:09:25,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 06:09:25,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:09:25,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 06:09:25,817 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 06:09:25,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-19 06:09:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-19 06:09:26,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-19 06:09:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-19 06:09:26,204 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-19 06:09:26,205 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-19 06:09:26,206 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-19 06:09:26,213 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-12-19 06:09:26,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 06:09:26,416 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 06:09:26,420 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-19 06:09:26,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 06:09:26 BoogieIcfgContainer [2023-12-19 06:09:26,489 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-19 06:09:26,489 INFO L158 Benchmark]: Toolchain (without parser) took 30340.72ms. Allocated memory was 291.5MB in the beginning and 420.5MB in the end (delta: 129.0MB). Free memory was 239.8MB in the beginning and 184.9MB in the end (delta: 54.9MB). Peak memory consumption was 184.2MB. Max. memory is 8.0GB. [2023-12-19 06:09:26,489 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 215.0MB. Free memory was 166.0MB in the beginning and 165.9MB in the end (delta: 129.6kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 06:09:26,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.94ms. Allocated memory is still 291.5MB. Free memory was 239.6MB in the beginning and 224.6MB in the end (delta: 14.9MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2023-12-19 06:09:26,490 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.32ms. Allocated memory is still 291.5MB. Free memory was 224.6MB in the beginning and 219.9MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-19 06:09:26,490 INFO L158 Benchmark]: Boogie Preprocessor took 80.78ms. Allocated memory is still 291.5MB. Free memory was 219.9MB in the beginning and 213.4MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2023-12-19 06:09:26,490 INFO L158 Benchmark]: RCFGBuilder took 524.90ms. Allocated memory is still 291.5MB. Free memory was 213.4MB in the beginning and 235.9MB in the end (delta: -22.6MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-12-19 06:09:26,490 INFO L158 Benchmark]: TraceAbstraction took 29419.11ms. Allocated memory was 291.5MB in the beginning and 420.5MB in the end (delta: 129.0MB). Free memory was 235.4MB in the beginning and 184.9MB in the end (delta: 50.5MB). Peak memory consumption was 180.0MB. Max. memory is 8.0GB. [2023-12-19 06:09:26,491 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 215.0MB. Free memory was 166.0MB in the beginning and 165.9MB in the end (delta: 129.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 253.94ms. Allocated memory is still 291.5MB. Free memory was 239.6MB in the beginning and 224.6MB in the end (delta: 14.9MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 56.32ms. Allocated memory is still 291.5MB. Free memory was 224.6MB in the beginning and 219.9MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 80.78ms. Allocated memory is still 291.5MB. Free memory was 219.9MB in the beginning and 213.4MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 524.90ms. Allocated memory is still 291.5MB. Free memory was 213.4MB in the beginning and 235.9MB in the end (delta: -22.6MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 29419.11ms. Allocated memory was 291.5MB in the beginning and 420.5MB in the end (delta: 129.0MB). Free memory was 235.4MB in the beginning and 184.9MB in the end (delta: 50.5MB). Peak memory consumption was 180.0MB. Max. memory is 8.0GB. * 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 someBinaryDOUBLEComparisonOperation at line 133, overapproximation of someBinaryFLOATComparisonOperation at line 133, overapproximation of bitwiseOr at line 87. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 8; [L23] double var_1_3 = 0.875; [L24] unsigned short int var_1_4 = 49926; [L25] unsigned short int var_1_5 = 500; [L26] unsigned short int var_1_6 = 10; [L27] unsigned char var_1_8 = 64; [L28] unsigned short int var_1_9 = 5; [L29] unsigned char var_1_11 = 10; [L30] float var_1_12 = 0.19999999999999996; [L31] float var_1_13 = 9.2; [L32] float var_1_14 = 5.8; [L33] float var_1_15 = 31.25; [L34] unsigned char var_1_16 = 1; [L35] unsigned char var_1_17 = 0; [L36] unsigned char var_1_18 = 0; [L37] unsigned char var_1_19 = 1; [L38] unsigned short int var_1_20 = 256; [L39] unsigned short int var_1_21 = 23544; [L40] unsigned long int var_1_22 = 64; [L41] unsigned char last_1_var_1_8 = 64; [L42] unsigned char last_1_var_1_19 = 1; [L43] unsigned short int last_1_var_1_20 = 256; [L44] unsigned long int last_1_var_1_22 = 64; [L137] isInitial = 1 [L138] FCALL initially() [L139] COND TRUE 1 [L140] CALL updateLastVariables() [L127] last_1_var_1_8 = var_1_8 [L128] last_1_var_1_19 = var_1_19 [L129] last_1_var_1_20 = var_1_20 [L130] last_1_var_1_22 = var_1_22 [L140] RET updateLastVariables() [L141] CALL updateVariables() [L92] var_1_3 = __VERIFIER_nondet_double() [L93] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L93] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L94] CALL assume_abort_if_not(var_1_3 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L94] RET assume_abort_if_not(var_1_3 != 0.0F) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L95] var_1_4 = __VERIFIER_nondet_ushort() [L96] CALL assume_abort_if_not(var_1_4 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L96] RET assume_abort_if_not(var_1_4 >= 49150) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L97] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L97] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L98] var_1_5 = __VERIFIER_nondet_ushort() [L99] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_6=10, var_1_8=64, var_1_9=5] [L99] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_6=10, var_1_8=64, var_1_9=5] [L100] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=10, var_1_8=64, var_1_9=5] [L100] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=10, var_1_8=64, var_1_9=5] [L101] var_1_6 = __VERIFIER_nondet_ushort() [L102] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_8=64, var_1_9=5] [L102] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_8=64, var_1_9=5] [L103] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=5] [L103] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=5] [L104] var_1_9 = __VERIFIER_nondet_ushort() [L105] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64] [L105] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64] [L106] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L106] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L107] var_1_11 = __VERIFIER_nondet_uchar() [L108] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L108] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L109] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L109] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L110] var_1_13 = __VERIFIER_nondet_float() [L111] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L111] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L112] var_1_14 = __VERIFIER_nondet_float() [L113] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L113] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L114] var_1_15 = __VERIFIER_nondet_float() [L115] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L115] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L116] var_1_17 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L117] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L118] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L118] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L119] var_1_18 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L120] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L121] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L121] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L122] var_1_21 = __VERIFIER_nondet_ushort() [L123] CALL assume_abort_if_not(var_1_21 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L123] RET assume_abort_if_not(var_1_21 >= 16383) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L124] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L124] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L141] RET updateVariables() [L142] CALL step() [L48] COND TRUE (last_1_var_1_8 + last_1_var_1_20) > (((((last_1_var_1_8) < 0 ) ? -(last_1_var_1_8) : (last_1_var_1_8))) + last_1_var_1_22) [L49] var_1_16 = (last_1_var_1_19 || var_1_17) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L53] unsigned short int stepLocal_0 = var_1_5; VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_0=16383, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L54] COND FALSE !(stepLocal_0 >= (32796 - ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9))))) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_0=16383, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L59] unsigned short int stepLocal_2 = var_1_4; VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_0=16383, stepLocal_2=65534, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L60] COND TRUE var_1_8 <= stepLocal_2 VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_0=16383, stepLocal_2=65534, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L61] COND TRUE \read(var_1_16) [L62] var_1_20 = (var_1_4 - ((((var_1_21 - var_1_8) < 0 ) ? -(var_1_21 - var_1_8) : (var_1_21 - var_1_8)))) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_0=16383, stepLocal_2=65534, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=32831, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L69] COND TRUE \read(var_1_16) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_0=16383, stepLocal_2=65534, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=32831, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L70] COND FALSE !((var_1_8 * var_1_8) < var_1_11) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_0=16383, stepLocal_2=65534, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=32831, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L76] COND TRUE var_1_12 >= (1.3 / var_1_3) [L77] var_1_1 = ((var_1_4 - var_1_8) - var_1_8) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_0=16383, stepLocal_2=65534, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=65406, var_1_20=32831, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L81] unsigned char stepLocal_1 = var_1_1 < 64; VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_0=16383, stepLocal_1=0, stepLocal_2=65534, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=65406, var_1_20=32831, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L82] COND TRUE \read(var_1_16) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_0=16383, stepLocal_1=0, stepLocal_2=65534, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=65406, var_1_20=32831, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L83] COND TRUE stepLocal_1 || var_1_16 [L84] var_1_19 = var_1_17 VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_0=16383, stepLocal_1=0, stepLocal_2=65534, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=65406, var_1_20=32831, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L87] EXPR 2 ^ var_1_20 VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_0=16383, stepLocal_1=0, stepLocal_2=65534, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=65406, var_1_20=32831, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L87] EXPR (((var_1_4 * var_1_8)) > ((2 ^ var_1_20))) ? ((var_1_4 * var_1_8)) : ((2 ^ var_1_20)) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_0=16383, stepLocal_1=0, stepLocal_2=65534, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=65406, var_1_20=32831, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L87] COND FALSE !(var_1_1 >= (((((var_1_4 * var_1_8)) > ((2 ^ var_1_20))) ? ((var_1_4 * var_1_8)) : ((2 ^ var_1_20))))) [L142] RET step() [L143] CALL, EXPR property() [L133] EXPR (((((((var_1_12 >= (1.3 / var_1_3)) ? (var_1_1 == ((unsigned short int) ((var_1_4 - var_1_8) - var_1_8))) : (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_4)) ? (var_1_8) : (var_1_4)))))) && ((var_1_5 >= (32796 - ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9))))) ? (last_1_var_1_19 ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1)) && (var_1_16 ? (((var_1_8 * var_1_8) < var_1_11) ? (var_1_12 == ((float) ((((((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) > (var_1_15)) ? (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) : (var_1_15))))) : 1) : (var_1_12 == ((float) var_1_14)))) && (((last_1_var_1_8 + last_1_var_1_20) > (((((last_1_var_1_8) < 0 ) ? -(last_1_var_1_8) : (last_1_var_1_8))) + last_1_var_1_22)) ? (var_1_16 == ((unsigned char) (last_1_var_1_19 || var_1_17))) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_16 ? (((var_1_1 < 64) || var_1_16) ? (var_1_19 == ((unsigned char) var_1_17)) : 1) : 1)) && ((var_1_8 <= var_1_4) ? (var_1_16 ? (var_1_20 == ((unsigned short int) (var_1_4 - ((((var_1_21 - var_1_8) < 0 ) ? -(var_1_21 - var_1_8) : (var_1_21 - var_1_8)))))) : (var_1_20 == ((unsigned short int) 16))) : (var_1_20 == ((unsigned short int) (var_1_4 - var_1_8))))) && ((var_1_1 >= (((((var_1_4 * var_1_8)) > ((2 ^ var_1_20))) ? ((var_1_4 * var_1_8)) : ((2 ^ var_1_20))))) ? (var_1_22 == ((unsigned long int) var_1_1)) : 1) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=65406, var_1_20=32831, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L133-L134] return (((((((var_1_12 >= (1.3 / var_1_3)) ? (var_1_1 == ((unsigned short int) ((var_1_4 - var_1_8) - var_1_8))) : (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_4)) ? (var_1_8) : (var_1_4)))))) && ((var_1_5 >= (32796 - ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9))))) ? (last_1_var_1_19 ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1)) && (var_1_16 ? (((var_1_8 * var_1_8) < var_1_11) ? (var_1_12 == ((float) ((((((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) > (var_1_15)) ? (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) : (var_1_15))))) : 1) : (var_1_12 == ((float) var_1_14)))) && (((last_1_var_1_8 + last_1_var_1_20) > (((((last_1_var_1_8) < 0 ) ? -(last_1_var_1_8) : (last_1_var_1_8))) + last_1_var_1_22)) ? (var_1_16 == ((unsigned char) (last_1_var_1_19 || var_1_17))) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_16 ? (((var_1_1 < 64) || var_1_16) ? (var_1_19 == ((unsigned char) var_1_17)) : 1) : 1)) && ((var_1_8 <= var_1_4) ? (var_1_16 ? (var_1_20 == ((unsigned short int) (var_1_4 - ((((var_1_21 - var_1_8) < 0 ) ? -(var_1_21 - var_1_8) : (var_1_21 - var_1_8)))))) : (var_1_20 == ((unsigned short int) 16))) : (var_1_20 == ((unsigned short int) (var_1_4 - var_1_8))))) && ((var_1_1 >= (((((var_1_4 * var_1_8)) > ((2 ^ var_1_20))) ? ((var_1_4 * var_1_8)) : ((2 ^ var_1_20))))) ? (var_1_22 == ((unsigned long int) var_1_1)) : 1) ; [L143] RET, EXPR property() [L143] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=65406, var_1_20=32831, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=254, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=65406, var_1_20=32831, var_1_21=32767, var_1_22=64, var_1_4=65534, var_1_5=16383, var_1_6=0, var_1_8=64, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 79 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.3s, OverallIterations: 9, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 19.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1945 SdHoareTripleChecker+Valid, 14.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1901 mSDsluCounter, 3630 SdHoareTripleChecker+Invalid, 14.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2557 mSDsCounter, 650 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2727 IncrementalHoareTripleChecker+Invalid, 3377 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 650 mSolverCounterUnsat, 1073 mSDtfsCounter, 2727 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1763 GetRequests, 1610 SyntacticMatches, 1 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2982 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=340occurred in iteration=8, InterpolantAutomatonStates: 133, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 762 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 1384 NumberOfCodeBlocks, 1384 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1651 ConstructedInterpolants, 0 QuantifiedInterpolants, 8729 SizeOfPredicates, 30 NumberOfNonLiveVariables, 2619 ConjunctsInSsa, 73 ConjunctsInUnsatCore, 12 InterpolantComputations, 4 PerfectInterpolantSequences, 9687/10080 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-19 06:09:26,550 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...