/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe-MCR.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe026_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 18:39:37,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 18:39:37,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 18:39:37,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 18:39:37,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 18:39:37,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 18:39:37,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 18:39:37,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 18:39:37,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 18:39:37,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 18:39:37,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 18:39:37,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 18:39:37,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 18:39:37,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 18:39:37,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 18:39:37,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 18:39:37,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 18:39:37,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 18:39:37,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 18:39:37,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 18:39:37,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 18:39:37,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 18:39:37,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 18:39:37,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 18:39:37,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 18:39:37,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 18:39:37,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 18:39:37,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 18:39:37,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 18:39:37,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 18:39:37,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 18:39:37,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 18:39:37,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 18:39:37,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 18:39:37,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 18:39:37,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 18:39:37,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 18:39:37,368 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 18:39:37,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 18:39:37,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 18:39:37,370 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 18:39:37,371 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe-MCR.epf [2019-12-27 18:39:37,385 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 18:39:37,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 18:39:37,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 18:39:37,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 18:39:37,387 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 18:39:37,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 18:39:37,391 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 18:39:37,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 18:39:37,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 18:39:37,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 18:39:37,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 18:39:37,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 18:39:37,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 18:39:37,392 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 18:39:37,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 18:39:37,392 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 18:39:37,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 18:39:37,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 18:39:37,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 18:39:37,393 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 18:39:37,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 18:39:37,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 18:39:37,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 18:39:37,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 18:39:37,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 18:39:37,394 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 18:39:37,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 18:39:37,397 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 18:39:37,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 18:39:37,397 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 18:39:37,397 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 18:39:37,664 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 18:39:37,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 18:39:37,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 18:39:37,685 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 18:39:37,686 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 18:39:37,688 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe026_pso.oepc.i [2019-12-27 18:39:37,756 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87e835210/279aed7378924374bb818224051d036e/FLAG06b64c6aa [2019-12-27 18:39:38,281 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 18:39:38,283 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_pso.oepc.i [2019-12-27 18:39:38,304 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87e835210/279aed7378924374bb818224051d036e/FLAG06b64c6aa [2019-12-27 18:39:38,582 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87e835210/279aed7378924374bb818224051d036e [2019-12-27 18:39:38,590 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 18:39:38,592 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 18:39:38,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 18:39:38,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 18:39:38,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 18:39:38,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 06:39:38" (1/1) ... [2019-12-27 18:39:38,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bfdc9a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:39:38, skipping insertion in model container [2019-12-27 18:39:38,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 06:39:38" (1/1) ... [2019-12-27 18:39:38,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 18:39:38,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 18:39:39,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 18:39:39,152 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 18:39:39,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 18:39:39,319 INFO L208 MainTranslator]: Completed translation [2019-12-27 18:39:39,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:39:39 WrapperNode [2019-12-27 18:39:39,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 18:39:39,320 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 18:39:39,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 18:39:39,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 18:39:39,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:39:39" (1/1) ... [2019-12-27 18:39:39,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:39:39" (1/1) ... [2019-12-27 18:39:39,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 18:39:39,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 18:39:39,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 18:39:39,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 18:39:39,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:39:39" (1/1) ... [2019-12-27 18:39:39,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:39:39" (1/1) ... [2019-12-27 18:39:39,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:39:39" (1/1) ... [2019-12-27 18:39:39,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:39:39" (1/1) ... [2019-12-27 18:39:39,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:39:39" (1/1) ... [2019-12-27 18:39:39,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:39:39" (1/1) ... [2019-12-27 18:39:39,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:39:39" (1/1) ... [2019-12-27 18:39:39,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 18:39:39,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 18:39:39,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 18:39:39,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 18:39:39,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:39:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 18:39:39,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 18:39:39,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 18:39:39,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 18:39:39,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 18:39:39,496 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-27 18:39:39,496 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-27 18:39:39,497 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-27 18:39:39,497 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-27 18:39:39,497 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-27 18:39:39,497 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-27 18:39:39,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 18:39:39,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 18:39:39,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 18:39:39,499 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 18:39:40,240 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 18:39:40,241 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-27 18:39:40,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 06:39:40 BoogieIcfgContainer [2019-12-27 18:39:40,242 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 18:39:40,244 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 18:39:40,244 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 18:39:40,247 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 18:39:40,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 06:39:38" (1/3) ... [2019-12-27 18:39:40,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67a7e9a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 06:39:40, skipping insertion in model container [2019-12-27 18:39:40,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:39:39" (2/3) ... [2019-12-27 18:39:40,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67a7e9a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 06:39:40, skipping insertion in model container [2019-12-27 18:39:40,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 06:39:40" (3/3) ... [2019-12-27 18:39:40,251 INFO L109 eAbstractionObserver]: Analyzing ICFG safe026_pso.oepc.i [2019-12-27 18:39:40,260 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 18:39:40,260 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 18:39:40,267 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 18:39:40,268 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 18:39:40,307 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,308 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,308 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,308 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,308 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,309 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,309 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,310 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,310 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,311 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,311 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,311 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,311 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,312 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,312 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,312 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,313 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,313 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,313 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,313 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,314 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,314 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,314 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,315 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,315 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,315 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,315 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,316 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,316 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,316 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,316 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,317 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,317 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,317 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,318 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,318 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,318 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,318 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,319 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,319 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,319 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,319 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,320 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,320 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,320 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,321 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,321 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,321 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,321 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,321 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,322 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,322 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,322 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,322 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,323 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,323 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,323 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,323 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,324 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,324 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,324 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,324 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,325 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,325 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,326 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,326 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,326 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,327 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,327 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,327 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,327 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,327 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,328 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,328 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,328 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,328 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,329 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,329 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,329 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,330 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,330 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,346 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,346 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,346 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,347 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,347 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,347 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,347 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,348 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,348 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,348 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,348 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,348 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,349 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,349 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,349 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,349 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,349 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,350 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,350 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,350 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,350 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,351 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,351 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,351 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,351 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,351 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,352 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,352 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,352 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,352 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,352 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,353 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,353 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,353 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,353 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,353 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,354 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,354 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,354 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,354 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,354 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,355 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,355 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,355 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,355 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,355 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,356 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,356 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,356 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,356 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,356 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,357 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,357 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,357 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,357 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,357 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,357 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,358 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,358 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,358 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,358 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,359 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,359 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,359 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,359 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,359 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,360 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,360 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,360 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,360 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,360 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,361 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,361 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,361 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,361 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,361 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,362 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,362 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,362 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,362 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,362 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,363 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,363 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,363 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,363 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,363 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,364 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,364 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,364 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,364 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,364 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,365 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,365 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,365 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,365 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,365 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,366 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,366 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,366 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,366 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,366 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,370 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,370 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,370 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,370 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,371 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,371 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,371 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,371 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,371 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,372 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,372 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,372 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,374 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,375 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,375 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,375 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,375 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,375 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,375 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,376 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,376 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,376 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,378 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,378 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,378 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,378 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,378 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,379 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,379 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,379 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,379 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,379 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,380 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,380 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,380 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,380 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,380 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,381 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,381 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,381 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,381 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,381 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,382 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,382 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,382 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,382 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,382 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,383 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,383 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,383 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,383 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,384 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,384 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,384 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,384 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:39:40,398 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 18:39:40,418 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 18:39:40,418 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 18:39:40,418 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 18:39:40,418 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 18:39:40,418 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 18:39:40,418 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 18:39:40,419 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 18:39:40,419 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 18:39:40,435 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 174 places, 211 transitions [2019-12-27 18:39:40,437 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 174 places, 211 transitions [2019-12-27 18:39:40,540 INFO L132 PetriNetUnfolder]: 47/208 cut-off events. [2019-12-27 18:39:40,540 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 18:39:40,556 INFO L76 FinitePrefix]: Finished finitePrefix Result has 218 conditions, 208 events. 47/208 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 434 event pairs. 0/159 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-27 18:39:40,580 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 174 places, 211 transitions [2019-12-27 18:39:40,632 INFO L132 PetriNetUnfolder]: 47/208 cut-off events. [2019-12-27 18:39:40,633 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 18:39:40,641 INFO L76 FinitePrefix]: Finished finitePrefix Result has 218 conditions, 208 events. 47/208 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 434 event pairs. 0/159 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-27 18:39:40,662 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 19004 [2019-12-27 18:39:40,663 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-27 18:39:45,617 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-12-27 18:39:45,985 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2019-12-27 18:39:46,108 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-12-27 18:39:46,130 INFO L206 etLargeBlockEncoding]: Checked pairs total: 78269 [2019-12-27 18:39:46,130 INFO L214 etLargeBlockEncoding]: Total number of compositions: 114 [2019-12-27 18:39:46,133 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 93 places, 103 transitions [2019-12-27 18:40:02,146 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 109594 states. [2019-12-27 18:40:02,149 INFO L276 IsEmpty]: Start isEmpty. Operand 109594 states. [2019-12-27 18:40:02,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-27 18:40:02,154 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:40:02,155 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-12-27 18:40:02,156 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:40:02,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:40:02,162 INFO L82 PathProgramCache]: Analyzing trace with hash 909914, now seen corresponding path program 1 times [2019-12-27 18:40:02,170 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:40:02,170 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467603590] [2019-12-27 18:40:02,170 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:40:02,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:40:02,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:40:02,395 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467603590] [2019-12-27 18:40:02,396 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:40:02,396 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 18:40:02,396 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1403144456] [2019-12-27 18:40:02,397 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:40:02,401 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:40:02,413 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 4 states and 3 transitions. [2019-12-27 18:40:02,414 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:40:02,417 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:40:02,418 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 18:40:02,418 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:40:02,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 18:40:02,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:40:02,435 INFO L87 Difference]: Start difference. First operand 109594 states. Second operand 3 states. [2019-12-27 18:40:05,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:40:05,979 INFO L93 Difference]: Finished difference Result 108680 states and 463562 transitions. [2019-12-27 18:40:05,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:40:05,981 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-12-27 18:40:05,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:40:06,768 INFO L225 Difference]: With dead ends: 108680 [2019-12-27 18:40:06,768 INFO L226 Difference]: Without dead ends: 102440 [2019-12-27 18:40:06,770 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:40:11,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102440 states. [2019-12-27 18:40:13,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102440 to 102440. [2019-12-27 18:40:13,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102440 states. [2019-12-27 18:40:17,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102440 states to 102440 states and 436366 transitions. [2019-12-27 18:40:17,455 INFO L78 Accepts]: Start accepts. Automaton has 102440 states and 436366 transitions. Word has length 3 [2019-12-27 18:40:17,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:40:17,455 INFO L462 AbstractCegarLoop]: Abstraction has 102440 states and 436366 transitions. [2019-12-27 18:40:17,455 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 18:40:17,456 INFO L276 IsEmpty]: Start isEmpty. Operand 102440 states and 436366 transitions. [2019-12-27 18:40:17,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-27 18:40:17,460 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:40:17,460 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:40:17,460 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:40:17,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:40:17,461 INFO L82 PathProgramCache]: Analyzing trace with hash -975068220, now seen corresponding path program 1 times [2019-12-27 18:40:17,461 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:40:17,461 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093504917] [2019-12-27 18:40:17,462 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:40:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:40:17,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:40:17,586 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093504917] [2019-12-27 18:40:17,586 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:40:17,586 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:40:17,587 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [680831547] [2019-12-27 18:40:17,587 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:40:17,588 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:40:17,591 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 12 states and 11 transitions. [2019-12-27 18:40:17,592 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:40:17,592 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:40:17,593 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 18:40:17,593 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:40:17,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 18:40:17,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 18:40:17,594 INFO L87 Difference]: Start difference. First operand 102440 states and 436366 transitions. Second operand 4 states. [2019-12-27 18:40:22,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:40:22,823 INFO L93 Difference]: Finished difference Result 163248 states and 665679 transitions. [2019-12-27 18:40:22,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:40:22,823 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-27 18:40:22,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:40:23,340 INFO L225 Difference]: With dead ends: 163248 [2019-12-27 18:40:23,340 INFO L226 Difference]: Without dead ends: 163199 [2019-12-27 18:40:23,341 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:40:28,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163199 states. [2019-12-27 18:40:31,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163199 to 148639. [2019-12-27 18:40:31,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148639 states. [2019-12-27 18:40:32,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148639 states to 148639 states and 614105 transitions. [2019-12-27 18:40:32,261 INFO L78 Accepts]: Start accepts. Automaton has 148639 states and 614105 transitions. Word has length 11 [2019-12-27 18:40:32,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:40:32,262 INFO L462 AbstractCegarLoop]: Abstraction has 148639 states and 614105 transitions. [2019-12-27 18:40:32,262 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 18:40:32,262 INFO L276 IsEmpty]: Start isEmpty. Operand 148639 states and 614105 transitions. [2019-12-27 18:40:32,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 18:40:32,269 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:40:32,269 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:40:32,270 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:40:32,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:40:32,270 INFO L82 PathProgramCache]: Analyzing trace with hash -112330344, now seen corresponding path program 1 times [2019-12-27 18:40:32,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:40:32,271 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807059825] [2019-12-27 18:40:32,271 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:40:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:40:32,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:40:32,355 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807059825] [2019-12-27 18:40:32,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:40:32,355 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:40:32,356 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1284372277] [2019-12-27 18:40:32,356 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:40:32,360 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:40:32,362 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 14 states and 13 transitions. [2019-12-27 18:40:32,362 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:40:32,363 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:40:32,368 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 18:40:32,368 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:40:32,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 18:40:32,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 18:40:32,369 INFO L87 Difference]: Start difference. First operand 148639 states and 614105 transitions. Second operand 4 states. [2019-12-27 18:40:38,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:40:38,618 INFO L93 Difference]: Finished difference Result 208779 states and 842772 transitions. [2019-12-27 18:40:38,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:40:38,618 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-27 18:40:38,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:40:39,846 INFO L225 Difference]: With dead ends: 208779 [2019-12-27 18:40:39,846 INFO L226 Difference]: Without dead ends: 208723 [2019-12-27 18:40:39,847 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:40:45,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208723 states. [2019-12-27 18:40:48,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208723 to 175996. [2019-12-27 18:40:48,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175996 states. [2019-12-27 18:40:49,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175996 states to 175996 states and 723083 transitions. [2019-12-27 18:40:49,923 INFO L78 Accepts]: Start accepts. Automaton has 175996 states and 723083 transitions. Word has length 13 [2019-12-27 18:40:49,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:40:49,924 INFO L462 AbstractCegarLoop]: Abstraction has 175996 states and 723083 transitions. [2019-12-27 18:40:49,924 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 18:40:49,924 INFO L276 IsEmpty]: Start isEmpty. Operand 175996 states and 723083 transitions. [2019-12-27 18:40:49,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-27 18:40:49,934 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:40:49,934 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:40:49,934 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:40:49,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:40:49,934 INFO L82 PathProgramCache]: Analyzing trace with hash -790185689, now seen corresponding path program 1 times [2019-12-27 18:40:49,935 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:40:49,935 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889648149] [2019-12-27 18:40:49,935 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:40:49,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:40:50,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:40:50,023 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889648149] [2019-12-27 18:40:50,024 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:40:50,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 18:40:50,024 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [110560628] [2019-12-27 18:40:50,024 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:40:50,027 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:40:50,030 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 17 states and 16 transitions. [2019-12-27 18:40:50,030 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:40:50,030 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:40:50,030 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:40:50,030 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:40:50,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:40:50,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:40:50,031 INFO L87 Difference]: Start difference. First operand 175996 states and 723083 transitions. Second operand 5 states. [2019-12-27 18:40:57,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:40:57,737 INFO L93 Difference]: Finished difference Result 234922 states and 955485 transitions. [2019-12-27 18:40:57,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-27 18:40:57,737 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2019-12-27 18:40:57,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:40:58,438 INFO L225 Difference]: With dead ends: 234922 [2019-12-27 18:40:58,438 INFO L226 Difference]: Without dead ends: 234922 [2019-12-27 18:40:58,439 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-27 18:41:04,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234922 states. [2019-12-27 18:41:12,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234922 to 195490. [2019-12-27 18:41:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195490 states. [2019-12-27 18:41:13,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195490 states to 195490 states and 801473 transitions. [2019-12-27 18:41:13,484 INFO L78 Accepts]: Start accepts. Automaton has 195490 states and 801473 transitions. Word has length 16 [2019-12-27 18:41:13,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:41:13,485 INFO L462 AbstractCegarLoop]: Abstraction has 195490 states and 801473 transitions. [2019-12-27 18:41:13,485 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:41:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 195490 states and 801473 transitions. [2019-12-27 18:41:13,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-27 18:41:13,502 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:41:13,503 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:41:13,503 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:41:13,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:41:13,503 INFO L82 PathProgramCache]: Analyzing trace with hash 1153162558, now seen corresponding path program 1 times [2019-12-27 18:41:13,504 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:41:13,504 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131978775] [2019-12-27 18:41:13,504 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:41:13,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:41:13,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:41:13,568 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131978775] [2019-12-27 18:41:13,568 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:41:13,569 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 18:41:13,569 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1669050101] [2019-12-27 18:41:13,569 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:41:13,572 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:41:13,574 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 24 states and 28 transitions. [2019-12-27 18:41:13,575 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:41:13,576 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:41:13,576 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 18:41:13,577 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:41:13,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 18:41:13,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:41:13,577 INFO L87 Difference]: Start difference. First operand 195490 states and 801473 transitions. Second operand 3 states. [2019-12-27 18:41:21,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:41:21,079 INFO L93 Difference]: Finished difference Result 195126 states and 800046 transitions. [2019-12-27 18:41:21,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:41:21,079 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-27 18:41:21,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:41:21,692 INFO L225 Difference]: With dead ends: 195126 [2019-12-27 18:41:21,692 INFO L226 Difference]: Without dead ends: 195126 [2019-12-27 18:41:21,692 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:41:26,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195126 states. [2019-12-27 18:41:30,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195126 to 195126. [2019-12-27 18:41:30,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195126 states. [2019-12-27 18:41:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195126 states to 195126 states and 800046 transitions. [2019-12-27 18:41:30,764 INFO L78 Accepts]: Start accepts. Automaton has 195126 states and 800046 transitions. Word has length 18 [2019-12-27 18:41:30,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:41:30,765 INFO L462 AbstractCegarLoop]: Abstraction has 195126 states and 800046 transitions. [2019-12-27 18:41:30,765 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 18:41:30,765 INFO L276 IsEmpty]: Start isEmpty. Operand 195126 states and 800046 transitions. [2019-12-27 18:41:30,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 18:41:30,782 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:41:30,783 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:41:30,783 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:41:30,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:41:30,783 INFO L82 PathProgramCache]: Analyzing trace with hash -1951188865, now seen corresponding path program 1 times [2019-12-27 18:41:30,783 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:41:30,784 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138322133] [2019-12-27 18:41:30,784 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:41:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:41:30,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:41:30,854 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138322133] [2019-12-27 18:41:30,854 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:41:30,854 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:41:30,854 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [413659241] [2019-12-27 18:41:30,854 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:41:30,857 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:41:30,860 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 29 states and 38 transitions. [2019-12-27 18:41:30,861 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:41:30,882 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 1 times. [2019-12-27 18:41:30,883 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:41:30,883 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:41:30,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:41:30,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:41:30,883 INFO L87 Difference]: Start difference. First operand 195126 states and 800046 transitions. Second operand 5 states. [2019-12-27 18:41:38,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:41:38,975 INFO L93 Difference]: Finished difference Result 463791 states and 1916814 transitions. [2019-12-27 18:41:38,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:41:38,976 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-27 18:41:38,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:41:47,020 INFO L225 Difference]: With dead ends: 463791 [2019-12-27 18:41:47,020 INFO L226 Difference]: Without dead ends: 304706 [2019-12-27 18:41:47,021 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-12-27 18:41:53,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304706 states. [2019-12-27 18:41:56,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304706 to 209415. [2019-12-27 18:41:56,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209415 states. [2019-12-27 18:41:58,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209415 states to 209415 states and 848225 transitions. [2019-12-27 18:41:58,439 INFO L78 Accepts]: Start accepts. Automaton has 209415 states and 848225 transitions. Word has length 19 [2019-12-27 18:41:58,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:41:58,440 INFO L462 AbstractCegarLoop]: Abstraction has 209415 states and 848225 transitions. [2019-12-27 18:41:58,440 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:41:58,440 INFO L276 IsEmpty]: Start isEmpty. Operand 209415 states and 848225 transitions. [2019-12-27 18:41:58,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 18:41:58,458 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:41:58,458 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:41:58,458 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:41:58,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:41:58,458 INFO L82 PathProgramCache]: Analyzing trace with hash 2060703810, now seen corresponding path program 1 times [2019-12-27 18:41:58,459 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:41:58,459 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597429291] [2019-12-27 18:41:58,459 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:41:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:41:58,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:41:58,533 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597429291] [2019-12-27 18:41:58,533 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:41:58,534 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 18:41:58,534 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1796742966] [2019-12-27 18:41:58,534 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:41:58,536 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:41:58,542 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 38 states and 55 transitions. [2019-12-27 18:41:58,542 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:41:58,544 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:41:58,544 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:41:58,544 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:41:58,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:41:58,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:41:58,545 INFO L87 Difference]: Start difference. First operand 209415 states and 848225 transitions. Second operand 5 states. [2019-12-27 18:42:02,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:42:02,023 INFO L93 Difference]: Finished difference Result 281580 states and 1119166 transitions. [2019-12-27 18:42:02,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-27 18:42:02,023 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-27 18:42:02,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:42:11,426 INFO L225 Difference]: With dead ends: 281580 [2019-12-27 18:42:11,426 INFO L226 Difference]: Without dead ends: 280600 [2019-12-27 18:42:11,426 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-27 18:42:16,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280600 states. [2019-12-27 18:42:20,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280600 to 213160. [2019-12-27 18:42:20,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213160 states. [2019-12-27 18:42:22,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213160 states to 213160 states and 864409 transitions. [2019-12-27 18:42:22,199 INFO L78 Accepts]: Start accepts. Automaton has 213160 states and 864409 transitions. Word has length 19 [2019-12-27 18:42:22,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:42:22,199 INFO L462 AbstractCegarLoop]: Abstraction has 213160 states and 864409 transitions. [2019-12-27 18:42:22,200 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:42:22,200 INFO L276 IsEmpty]: Start isEmpty. Operand 213160 states and 864409 transitions. [2019-12-27 18:42:22,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-27 18:42:22,221 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:42:22,221 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:42:22,221 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:42:22,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:42:22,222 INFO L82 PathProgramCache]: Analyzing trace with hash 1239926704, now seen corresponding path program 1 times [2019-12-27 18:42:22,222 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:42:22,222 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58522087] [2019-12-27 18:42:22,222 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:42:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:42:22,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:42:22,302 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58522087] [2019-12-27 18:42:22,302 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:42:22,303 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 18:42:22,303 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [111829317] [2019-12-27 18:42:22,303 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:42:22,305 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:42:22,310 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 34 states and 46 transitions. [2019-12-27 18:42:22,310 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:42:22,342 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 1 times. [2019-12-27 18:42:22,342 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:42:22,342 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:42:22,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:42:22,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:42:22,343 INFO L87 Difference]: Start difference. First operand 213160 states and 864409 transitions. Second operand 5 states. [2019-12-27 18:42:32,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:42:32,193 INFO L93 Difference]: Finished difference Result 533428 states and 2186106 transitions. [2019-12-27 18:42:32,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:42:32,193 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-12-27 18:42:32,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:42:32,679 INFO L225 Difference]: With dead ends: 533428 [2019-12-27 18:42:32,679 INFO L226 Difference]: Without dead ends: 167922 [2019-12-27 18:42:32,680 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-12-27 18:42:43,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167922 states. [2019-12-27 18:42:46,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167922 to 159052. [2019-12-27 18:42:46,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159052 states. [2019-12-27 18:42:46,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159052 states to 159052 states and 630877 transitions. [2019-12-27 18:42:46,928 INFO L78 Accepts]: Start accepts. Automaton has 159052 states and 630877 transitions. Word has length 20 [2019-12-27 18:42:46,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:42:46,929 INFO L462 AbstractCegarLoop]: Abstraction has 159052 states and 630877 transitions. [2019-12-27 18:42:46,929 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:42:46,929 INFO L276 IsEmpty]: Start isEmpty. Operand 159052 states and 630877 transitions. [2019-12-27 18:42:46,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-27 18:42:46,945 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:42:46,945 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:42:46,945 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:42:46,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:42:46,945 INFO L82 PathProgramCache]: Analyzing trace with hash 198689187, now seen corresponding path program 1 times [2019-12-27 18:42:46,945 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:42:46,946 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666957064] [2019-12-27 18:42:46,946 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:42:46,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:42:46,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:42:46,996 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666957064] [2019-12-27 18:42:46,996 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:42:46,996 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:42:46,996 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1017797836] [2019-12-27 18:42:46,996 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:42:47,000 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:42:47,006 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 38 states and 58 transitions. [2019-12-27 18:42:47,006 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:42:47,008 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 18:42:47,008 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 18:42:47,008 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:42:47,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 18:42:47,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:42:47,009 INFO L87 Difference]: Start difference. First operand 159052 states and 630877 transitions. Second operand 3 states. [2019-12-27 18:42:48,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:42:48,792 INFO L93 Difference]: Finished difference Result 151659 states and 594220 transitions. [2019-12-27 18:42:48,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:42:48,792 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-27 18:42:48,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:42:49,196 INFO L225 Difference]: With dead ends: 151659 [2019-12-27 18:42:49,196 INFO L226 Difference]: Without dead ends: 151659 [2019-12-27 18:42:49,197 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown