/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-VariableLbe-MCR.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe005_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 22:17:51,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 22:17:51,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 22:17:51,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 22:17:51,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 22:17:51,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 22:17:51,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 22:17:51,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 22:17:51,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 22:17:51,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 22:17:51,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 22:17:51,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 22:17:51,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 22:17:51,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 22:17:51,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 22:17:51,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 22:17:51,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 22:17:51,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 22:17:51,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 22:17:51,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 22:17:51,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 22:17:51,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 22:17:51,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 22:17:51,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 22:17:51,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 22:17:51,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 22:17:51,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 22:17:51,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 22:17:51,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 22:17:51,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 22:17:51,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 22:17:51,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 22:17:51,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 22:17:51,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 22:17:51,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 22:17:51,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 22:17:51,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 22:17:51,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 22:17:51,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 22:17:51,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 22:17:51,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 22:17:51,558 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-VariableLbe-MCR.epf [2019-12-27 22:17:51,573 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 22:17:51,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 22:17:51,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 22:17:51,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 22:17:51,574 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 22:17:51,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 22:17:51,575 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 22:17:51,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 22:17:51,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 22:17:51,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 22:17:51,576 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 22:17:51,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 22:17:51,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 22:17:51,576 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 22:17:51,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 22:17:51,577 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 22:17:51,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 22:17:51,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 22:17:51,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 22:17:51,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 22:17:51,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 22:17:51,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 22:17:51,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 22:17:51,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 22:17:51,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 22:17:51,579 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 22:17:51,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 22:17:51,579 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 22:17:51,579 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-27 22:17:51,579 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 22:17:51,580 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 22:17:51,580 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 22:17:51,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 22:17:51,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 22:17:51,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 22:17:51,875 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 22:17:51,876 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 22:17:51,877 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe005_rmo.opt.i [2019-12-27 22:17:51,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/695a44452/3d531ea7efaf489882736ea77fb5770a/FLAGcaeeaadad [2019-12-27 22:17:52,547 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 22:17:52,548 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe005_rmo.opt.i [2019-12-27 22:17:52,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/695a44452/3d531ea7efaf489882736ea77fb5770a/FLAGcaeeaadad [2019-12-27 22:17:52,840 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/695a44452/3d531ea7efaf489882736ea77fb5770a [2019-12-27 22:17:52,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 22:17:52,849 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 22:17:52,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 22:17:52,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 22:17:52,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 22:17:52,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 10:17:52" (1/1) ... [2019-12-27 22:17:52,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fdaac8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:17:52, skipping insertion in model container [2019-12-27 22:17:52,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 10:17:52" (1/1) ... [2019-12-27 22:17:52,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 22:17:52,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 22:17:53,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 22:17:53,442 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 22:17:53,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 22:17:53,605 INFO L208 MainTranslator]: Completed translation [2019-12-27 22:17:53,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:17:53 WrapperNode [2019-12-27 22:17:53,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 22:17:53,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 22:17:53,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 22:17:53,609 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 22:17:53,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:17:53" (1/1) ... [2019-12-27 22:17:53,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:17:53" (1/1) ... [2019-12-27 22:17:53,675 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 22:17:53,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 22:17:53,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 22:17:53,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 22:17:53,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:17:53" (1/1) ... [2019-12-27 22:17:53,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:17:53" (1/1) ... [2019-12-27 22:17:53,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:17:53" (1/1) ... [2019-12-27 22:17:53,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:17:53" (1/1) ... [2019-12-27 22:17:53,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:17:53" (1/1) ... [2019-12-27 22:17:53,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:17:53" (1/1) ... [2019-12-27 22:17:53,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:17:53" (1/1) ... [2019-12-27 22:17:53,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 22:17:53,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 22:17:53,729 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 22:17:53,729 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 22:17:53,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:17:53" (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 22:17:53,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 22:17:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 22:17:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 22:17:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 22:17:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-27 22:17:53,782 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-27 22:17:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-27 22:17:53,783 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-27 22:17:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-27 22:17:53,783 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-27 22:17:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 22:17:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 22:17:53,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 22:17:53,786 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 22:17:54,548 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 22:17:54,548 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-27 22:17:54,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 10:17:54 BoogieIcfgContainer [2019-12-27 22:17:54,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 22:17:54,551 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 22:17:54,551 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 22:17:54,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 22:17:54,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 10:17:52" (1/3) ... [2019-12-27 22:17:54,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2312cb51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 10:17:54, skipping insertion in model container [2019-12-27 22:17:54,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:17:53" (2/3) ... [2019-12-27 22:17:54,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2312cb51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 10:17:54, skipping insertion in model container [2019-12-27 22:17:54,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 10:17:54" (3/3) ... [2019-12-27 22:17:54,559 INFO L109 eAbstractionObserver]: Analyzing ICFG safe005_rmo.opt.i [2019-12-27 22:17:54,569 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 22:17:54,569 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 22:17:54,576 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 22:17:54,577 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 22:17:54,616 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,617 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,617 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,617 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,618 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,618 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,618 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,618 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,619 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,619 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,619 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,620 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,620 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,620 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,621 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,621 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,621 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,622 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,622 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,622 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,622 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,623 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,623 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,628 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,628 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,629 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,629 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,630 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,630 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,630 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,630 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,631 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,631 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,631 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,632 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,632 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,633 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,634 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,636 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,636 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,636 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,636 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,637 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,637 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,637 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,638 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,638 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,638 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,638 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,639 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,640 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,640 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,640 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,640 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,641 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,641 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,641 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,641 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,642 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,642 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,642 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,642 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,642 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,643 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,643 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,644 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,644 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,644 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,644 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,645 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,645 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,645 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,645 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,646 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,646 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,646 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,646 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,647 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,647 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,648 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,648 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,648 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,649 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,650 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,650 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,650 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,650 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,651 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,651 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,651 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,651 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,652 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,652 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,652 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,653 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,653 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,654 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,654 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,654 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,654 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,655 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,673 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,674 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,675 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,682 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,682 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,683 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,684 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,684 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,684 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,684 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,685 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,685 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,685 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,685 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,685 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,686 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,686 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,686 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,686 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,686 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,687 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,687 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,687 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,687 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,687 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,688 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,688 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,688 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,688 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,689 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,689 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,689 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,689 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,689 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,690 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,690 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,690 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,690 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,690 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,691 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,691 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,691 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,691 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,691 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,691 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,692 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,692 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,692 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,692 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,692 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,693 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,693 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,693 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,693 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,693 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,694 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,694 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,700 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,700 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,700 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,700 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,701 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,701 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,701 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,701 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,701 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,701 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,702 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,702 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,704 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,705 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,705 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,705 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,705 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,706 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,706 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,706 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,706 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,706 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,709 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,709 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,709 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,709 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,710 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,710 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,710 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,710 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,710 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,711 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,711 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,711 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,711 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,711 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,712 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,712 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,712 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,712 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,712 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,713 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,713 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,713 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,713 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,713 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,713 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,714 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,714 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:17:54,728 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 22:17:54,750 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 22:17:54,750 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 22:17:54,751 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 22:17:54,751 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 22:17:54,751 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 22:17:54,751 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 22:17:54,751 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 22:17:54,751 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 22:17:54,773 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 194 transitions [2019-12-27 22:17:54,775 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-27 22:17:54,875 INFO L132 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-27 22:17:54,875 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 22:17:54,895 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 0/148 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-27 22:17:54,919 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-27 22:17:55,001 INFO L132 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-27 22:17:55,001 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 22:17:55,009 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 0/148 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-27 22:17:55,030 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 16696 [2019-12-27 22:17:55,031 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 22:17:58,728 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-12-27 22:17:58,878 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-12-27 22:17:58,946 INFO L206 etLargeBlockEncoding]: Checked pairs total: 69182 [2019-12-27 22:17:58,946 INFO L214 etLargeBlockEncoding]: Total number of compositions: 111 [2019-12-27 22:17:58,949 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 84 places, 92 transitions [2019-12-27 22:18:12,704 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 92280 states. [2019-12-27 22:18:12,706 INFO L276 IsEmpty]: Start isEmpty. Operand 92280 states. [2019-12-27 22:18:12,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-27 22:18:12,713 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:18:12,714 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-27 22:18:12,714 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:18:12,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:18:12,720 INFO L82 PathProgramCache]: Analyzing trace with hash 794638691, now seen corresponding path program 1 times [2019-12-27 22:18:12,728 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:18:12,728 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228403397] [2019-12-27 22:18:12,729 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:18:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:18:12,981 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 22:18:12,982 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228403397] [2019-12-27 22:18:12,983 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:18:12,983 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 22:18:12,986 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1311415303] [2019-12-27 22:18:12,987 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:18:12,993 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:18:13,007 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 6 states and 5 transitions. [2019-12-27 22:18:13,008 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:18:13,012 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:18:13,012 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 22:18:13,013 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:18:13,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 22:18:13,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 22:18:13,030 INFO L87 Difference]: Start difference. First operand 92280 states. Second operand 3 states. [2019-12-27 22:18:14,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:18:14,074 INFO L93 Difference]: Finished difference Result 90395 states and 387830 transitions. [2019-12-27 22:18:14,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 22:18:14,076 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-12-27 22:18:14,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:18:17,012 INFO L225 Difference]: With dead ends: 90395 [2019-12-27 22:18:17,012 INFO L226 Difference]: Without dead ends: 85117 [2019-12-27 22:18:17,013 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 22:18:19,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85117 states. [2019-12-27 22:18:22,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85117 to 85117. [2019-12-27 22:18:22,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85117 states. [2019-12-27 22:18:22,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85117 states to 85117 states and 364674 transitions. [2019-12-27 22:18:22,938 INFO L78 Accepts]: Start accepts. Automaton has 85117 states and 364674 transitions. Word has length 5 [2019-12-27 22:18:22,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:18:22,939 INFO L462 AbstractCegarLoop]: Abstraction has 85117 states and 364674 transitions. [2019-12-27 22:18:22,939 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 22:18:22,939 INFO L276 IsEmpty]: Start isEmpty. Operand 85117 states and 364674 transitions. [2019-12-27 22:18:22,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 22:18:22,947 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:18:22,947 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:18:22,948 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:18:22,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:18:22,948 INFO L82 PathProgramCache]: Analyzing trace with hash 2064286334, now seen corresponding path program 1 times [2019-12-27 22:18:22,949 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:18:22,949 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007440908] [2019-12-27 22:18:22,949 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:18:22,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:18:23,095 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 22:18:23,096 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007440908] [2019-12-27 22:18:23,096 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:18:23,096 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 22:18:23,097 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1646180274] [2019-12-27 22:18:23,097 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:18:23,098 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:18:23,103 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 14 states and 13 transitions. [2019-12-27 22:18:23,104 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:18:23,104 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:18:23,105 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 22:18:23,105 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:18:23,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 22:18:23,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 22:18:23,106 INFO L87 Difference]: Start difference. First operand 85117 states and 364674 transitions. Second operand 4 states. [2019-12-27 22:18:27,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:18:27,396 INFO L93 Difference]: Finished difference Result 130038 states and 533020 transitions. [2019-12-27 22:18:27,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 22:18:27,397 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-27 22:18:27,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:18:27,944 INFO L225 Difference]: With dead ends: 130038 [2019-12-27 22:18:27,944 INFO L226 Difference]: Without dead ends: 129940 [2019-12-27 22:18:27,945 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 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 22:18:31,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129940 states. [2019-12-27 22:18:34,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129940 to 116665. [2019-12-27 22:18:34,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116665 states. [2019-12-27 22:18:34,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116665 states to 116665 states and 485676 transitions. [2019-12-27 22:18:34,843 INFO L78 Accepts]: Start accepts. Automaton has 116665 states and 485676 transitions. Word has length 13 [2019-12-27 22:18:34,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:18:34,844 INFO L462 AbstractCegarLoop]: Abstraction has 116665 states and 485676 transitions. [2019-12-27 22:18:34,844 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 22:18:34,844 INFO L276 IsEmpty]: Start isEmpty. Operand 116665 states and 485676 transitions. [2019-12-27 22:18:34,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 22:18:34,847 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:18:34,848 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:18:34,848 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:18:34,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:18:34,848 INFO L82 PathProgramCache]: Analyzing trace with hash -1769810709, now seen corresponding path program 1 times [2019-12-27 22:18:34,849 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:18:34,849 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899816418] [2019-12-27 22:18:34,849 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:18:34,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:18:34,934 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 22:18:34,934 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899816418] [2019-12-27 22:18:34,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:18:34,935 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 22:18:34,935 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1449449715] [2019-12-27 22:18:34,935 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:18:34,936 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:18:34,938 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 14 states and 13 transitions. [2019-12-27 22:18:34,938 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:18:34,938 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:18:34,938 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 22:18:34,939 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:18:34,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 22:18:34,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 22:18:34,939 INFO L87 Difference]: Start difference. First operand 116665 states and 485676 transitions. Second operand 4 states. [2019-12-27 22:18:39,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:18:39,460 INFO L93 Difference]: Finished difference Result 161841 states and 657746 transitions. [2019-12-27 22:18:39,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 22:18:39,461 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-27 22:18:39,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:18:40,006 INFO L225 Difference]: With dead ends: 161841 [2019-12-27 22:18:40,006 INFO L226 Difference]: Without dead ends: 161729 [2019-12-27 22:18:40,007 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 22:18:44,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161729 states. [2019-12-27 22:18:47,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161729 to 135524. [2019-12-27 22:18:47,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135524 states. [2019-12-27 22:18:47,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135524 states to 135524 states and 561455 transitions. [2019-12-27 22:18:47,839 INFO L78 Accepts]: Start accepts. Automaton has 135524 states and 561455 transitions. Word has length 13 [2019-12-27 22:18:47,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:18:47,839 INFO L462 AbstractCegarLoop]: Abstraction has 135524 states and 561455 transitions. [2019-12-27 22:18:47,839 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 22:18:47,839 INFO L276 IsEmpty]: Start isEmpty. Operand 135524 states and 561455 transitions. [2019-12-27 22:18:47,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 22:18:47,844 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:18:47,845 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:18:47,845 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:18:47,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:18:47,845 INFO L82 PathProgramCache]: Analyzing trace with hash 37773354, now seen corresponding path program 1 times [2019-12-27 22:18:47,846 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:18:47,846 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579617295] [2019-12-27 22:18:47,846 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:18:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:18:47,894 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 22:18:47,894 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579617295] [2019-12-27 22:18:47,894 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:18:47,895 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 22:18:47,895 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [185691860] [2019-12-27 22:18:47,895 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:18:47,897 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:18:47,900 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 33 states and 50 transitions. [2019-12-27 22:18:47,901 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:18:47,963 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 4 times. [2019-12-27 22:18:47,963 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 22:18:47,963 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:18:47,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 22:18:47,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 22:18:47,964 INFO L87 Difference]: Start difference. First operand 135524 states and 561455 transitions. Second operand 5 states. [2019-12-27 22:18:53,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:18:53,527 INFO L93 Difference]: Finished difference Result 181948 states and 742402 transitions. [2019-12-27 22:18:53,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 22:18:53,528 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-12-27 22:18:53,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:18:54,090 INFO L225 Difference]: With dead ends: 181948 [2019-12-27 22:18:54,091 INFO L226 Difference]: Without dead ends: 181948 [2019-12-27 22:18:54,091 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 22:18:58,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181948 states. [2019-12-27 22:19:04,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181948 to 149024. [2019-12-27 22:19:04,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149024 states. [2019-12-27 22:19:05,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149024 states to 149024 states and 615188 transitions. [2019-12-27 22:19:05,428 INFO L78 Accepts]: Start accepts. Automaton has 149024 states and 615188 transitions. Word has length 14 [2019-12-27 22:19:05,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:19:05,428 INFO L462 AbstractCegarLoop]: Abstraction has 149024 states and 615188 transitions. [2019-12-27 22:19:05,428 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 22:19:05,429 INFO L276 IsEmpty]: Start isEmpty. Operand 149024 states and 615188 transitions. [2019-12-27 22:19:05,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 22:19:05,432 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:19:05,433 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:19:05,433 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:19:05,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:19:05,433 INFO L82 PathProgramCache]: Analyzing trace with hash 37638690, now seen corresponding path program 1 times [2019-12-27 22:19:05,434 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:19:05,434 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072837538] [2019-12-27 22:19:05,434 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:19:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:19:05,494 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 22:19:05,495 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072837538] [2019-12-27 22:19:05,495 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:19:05,495 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 22:19:05,495 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1655887325] [2019-12-27 22:19:05,495 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:19:05,497 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:19:05,501 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 33 states and 50 transitions. [2019-12-27 22:19:05,501 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:19:05,516 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 22:19:05,516 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 22:19:05,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:19:05,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 22:19:05,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 22:19:05,517 INFO L87 Difference]: Start difference. First operand 149024 states and 615188 transitions. Second operand 5 states. [2019-12-27 22:19:07,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:19:07,665 INFO L93 Difference]: Finished difference Result 176806 states and 719392 transitions. [2019-12-27 22:19:07,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 22:19:07,666 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-12-27 22:19:07,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:19:08,188 INFO L225 Difference]: With dead ends: 176806 [2019-12-27 22:19:08,188 INFO L226 Difference]: Without dead ends: 176726 [2019-12-27 22:19:08,189 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 22:19:18,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176726 states. [2019-12-27 22:19:21,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176726 to 154481. [2019-12-27 22:19:21,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154481 states. [2019-12-27 22:19:22,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154481 states to 154481 states and 636822 transitions. [2019-12-27 22:19:22,680 INFO L78 Accepts]: Start accepts. Automaton has 154481 states and 636822 transitions. Word has length 14 [2019-12-27 22:19:22,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:19:22,680 INFO L462 AbstractCegarLoop]: Abstraction has 154481 states and 636822 transitions. [2019-12-27 22:19:22,680 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 22:19:22,680 INFO L276 IsEmpty]: Start isEmpty. Operand 154481 states and 636822 transitions. [2019-12-27 22:19:22,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 22:19:22,684 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:19:22,684 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:19:22,684 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:19:22,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:19:22,685 INFO L82 PathProgramCache]: Analyzing trace with hash 197780815, now seen corresponding path program 1 times [2019-12-27 22:19:22,685 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:19:22,685 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657144826] [2019-12-27 22:19:22,686 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:19:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:19:22,755 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 22:19:22,755 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657144826] [2019-12-27 22:19:22,755 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:19:22,756 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 22:19:22,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [542502668] [2019-12-27 22:19:22,756 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:19:22,758 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:19:22,762 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 33 states and 50 transitions. [2019-12-27 22:19:22,762 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:19:22,785 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 22:19:22,785 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 22:19:22,786 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:19:22,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 22:19:22,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 22:19:22,786 INFO L87 Difference]: Start difference. First operand 154481 states and 636822 transitions. Second operand 5 states. [2019-12-27 22:19:23,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:19:23,888 INFO L93 Difference]: Finished difference Result 181899 states and 742115 transitions. [2019-12-27 22:19:23,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 22:19:23,889 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-12-27 22:19:23,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:19:26,101 INFO L225 Difference]: With dead ends: 181899 [2019-12-27 22:19:26,102 INFO L226 Difference]: Without dead ends: 181811 [2019-12-27 22:19:26,102 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 22:19:37,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181811 states. [2019-12-27 22:19:39,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181811 to 156231. [2019-12-27 22:19:39,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156231 states. [2019-12-27 22:19:40,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156231 states to 156231 states and 644534 transitions. [2019-12-27 22:19:40,435 INFO L78 Accepts]: Start accepts. Automaton has 156231 states and 644534 transitions. Word has length 14 [2019-12-27 22:19:40,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:19:40,435 INFO L462 AbstractCegarLoop]: Abstraction has 156231 states and 644534 transitions. [2019-12-27 22:19:40,435 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 22:19:40,435 INFO L276 IsEmpty]: Start isEmpty. Operand 156231 states and 644534 transitions. [2019-12-27 22:19:40,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-27 22:19:40,453 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:19:40,453 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 22:19:40,453 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:19:40,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:19:40,454 INFO L82 PathProgramCache]: Analyzing trace with hash -538416332, now seen corresponding path program 1 times [2019-12-27 22:19:40,454 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:19:40,455 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906587946] [2019-12-27 22:19:40,455 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:19:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:19:40,504 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 22:19:40,504 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906587946] [2019-12-27 22:19:40,504 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:19:40,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 22:19:40,505 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1203883702] [2019-12-27 22:19:40,505 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:19:40,507 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:19:40,509 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 22 states and 24 transitions. [2019-12-27 22:19:40,509 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:19:40,509 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:19:40,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 22:19:40,510 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:19:40,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 22:19:40,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 22:19:40,511 INFO L87 Difference]: Start difference. First operand 156231 states and 644534 transitions. Second operand 3 states. [2019-12-27 22:19:42,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:19:42,428 INFO L93 Difference]: Finished difference Result 155313 states and 640741 transitions. [2019-12-27 22:19:42,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 22:19:42,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-27 22:19:42,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:19:42,915 INFO L225 Difference]: With dead ends: 155313 [2019-12-27 22:19:42,915 INFO L226 Difference]: Without dead ends: 155313 [2019-12-27 22:19:42,915 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 22:19:52,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155313 states. [2019-12-27 22:19:55,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155313 to 155313. [2019-12-27 22:19:55,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155313 states. [2019-12-27 22:19:55,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155313 states to 155313 states and 640741 transitions. [2019-12-27 22:19:55,615 INFO L78 Accepts]: Start accepts. Automaton has 155313 states and 640741 transitions. Word has length 18 [2019-12-27 22:19:55,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:19:55,615 INFO L462 AbstractCegarLoop]: Abstraction has 155313 states and 640741 transitions. [2019-12-27 22:19:55,616 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 22:19:55,616 INFO L276 IsEmpty]: Start isEmpty. Operand 155313 states and 640741 transitions. [2019-12-27 22:19:55,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 22:19:55,634 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:19:55,634 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 22:19:55,634 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:19:55,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:19:55,635 INFO L82 PathProgramCache]: Analyzing trace with hash -919407984, now seen corresponding path program 1 times [2019-12-27 22:19:55,635 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:19:55,635 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586504312] [2019-12-27 22:19:55,636 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:19:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:19:55,714 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 22:19:55,715 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586504312] [2019-12-27 22:19:55,715 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:19:55,715 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 22:19:55,716 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1110977269] [2019-12-27 22:19:55,716 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:19:55,718 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:19:55,721 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 35 states and 50 transitions. [2019-12-27 22:19:55,722 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:19:55,734 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 1 times. [2019-12-27 22:19:55,734 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 22:19:55,735 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:19:55,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 22:19:55,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 22:19:55,735 INFO L87 Difference]: Start difference. First operand 155313 states and 640741 transitions. Second operand 5 states. [2019-12-27 22:20:05,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:20:05,575 INFO L93 Difference]: Finished difference Result 370574 states and 1539692 transitions. [2019-12-27 22:20:05,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 22:20:05,576 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-27 22:20:05,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:20:06,371 INFO L225 Difference]: With dead ends: 370574 [2019-12-27 22:20:06,371 INFO L226 Difference]: Without dead ends: 248122 [2019-12-27 22:20:06,371 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 22:20:12,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248122 states. [2019-12-27 22:20:15,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248122 to 165407. [2019-12-27 22:20:15,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165407 states. [2019-12-27 22:20:16,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165407 states to 165407 states and 677577 transitions. [2019-12-27 22:20:16,130 INFO L78 Accepts]: Start accepts. Automaton has 165407 states and 677577 transitions. Word has length 19 [2019-12-27 22:20:16,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:20:16,130 INFO L462 AbstractCegarLoop]: Abstraction has 165407 states and 677577 transitions. [2019-12-27 22:20:16,130 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 22:20:16,130 INFO L276 IsEmpty]: Start isEmpty. Operand 165407 states and 677577 transitions. [2019-12-27 22:20:16,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 22:20:16,149 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:20:16,149 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 22:20:16,149 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:20:16,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:20:16,149 INFO L82 PathProgramCache]: Analyzing trace with hash -112975457, now seen corresponding path program 1 times [2019-12-27 22:20:16,150 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:20:16,150 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932998097] [2019-12-27 22:20:16,150 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:20:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:20:16,240 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 22:20:16,241 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932998097] [2019-12-27 22:20:16,241 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:20:16,241 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 22:20:16,241 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1867474374] [2019-12-27 22:20:16,242 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:20:16,243 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:20:16,247 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 26 states and 31 transitions. [2019-12-27 22:20:16,247 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:20:16,248 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:20:16,248 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 22:20:16,248 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:20:16,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 22:20:16,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 22:20:16,249 INFO L87 Difference]: Start difference. First operand 165407 states and 677577 transitions. Second operand 5 states. [2019-12-27 22:20:18,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:20:18,982 INFO L93 Difference]: Finished difference Result 229711 states and 918105 transitions. [2019-12-27 22:20:18,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-27 22:20:18,983 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-27 22:20:18,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:20:26,804 INFO L225 Difference]: With dead ends: 229711 [2019-12-27 22:20:26,804 INFO L226 Difference]: Without dead ends: 227556 [2019-12-27 22:20:26,805 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 2 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 22:20:31,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227556 states. [2019-12-27 22:20:34,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227556 to 167837. [2019-12-27 22:20:34,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167837 states. [2019-12-27 22:20:35,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167837 states to 167837 states and 686744 transitions. [2019-12-27 22:20:35,993 INFO L78 Accepts]: Start accepts. Automaton has 167837 states and 686744 transitions. Word has length 19 [2019-12-27 22:20:35,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:20:35,993 INFO L462 AbstractCegarLoop]: Abstraction has 167837 states and 686744 transitions. [2019-12-27 22:20:35,993 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 22:20:35,993 INFO L276 IsEmpty]: Start isEmpty. Operand 167837 states and 686744 transitions. [2019-12-27 22:20:36,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-27 22:20:36,022 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:20:36,022 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 22:20:36,022 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:20:36,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:20:36,023 INFO L82 PathProgramCache]: Analyzing trace with hash 1911049368, now seen corresponding path program 1 times [2019-12-27 22:20:36,023 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:20:36,024 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661949546] [2019-12-27 22:20:36,024 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:20:36,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:20:36,076 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 22:20:36,077 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661949546] [2019-12-27 22:20:36,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:20:36,077 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 22:20:36,077 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1897942969] [2019-12-27 22:20:36,077 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:20:36,080 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:20:36,087 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 46 states and 74 transitions. [2019-12-27 22:20:36,087 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:20:36,097 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 1 times. [2019-12-27 22:20:36,098 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 22:20:36,098 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:20:36,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 22:20:36,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 22:20:36,098 INFO L87 Difference]: Start difference. First operand 167837 states and 686744 transitions. Second operand 5 states. [2019-12-27 22:20:46,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:20:46,263 INFO L93 Difference]: Finished difference Result 557202 states and 2336490 transitions. [2019-12-27 22:20:46,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-27 22:20:46,264 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-12-27 22:20:46,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:20:47,354 INFO L225 Difference]: With dead ends: 557202 [2019-12-27 22:20:47,355 INFO L226 Difference]: Without dead ends: 341273 [2019-12-27 22:20:47,355 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-27 22:21:00,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341273 states. [2019-12-27 22:21:04,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341273 to 124062. [2019-12-27 22:21:04,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124062 states. [2019-12-27 22:21:05,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124062 states to 124062 states and 506217 transitions. [2019-12-27 22:21:05,164 INFO L78 Accepts]: Start accepts. Automaton has 124062 states and 506217 transitions. Word has length 20 [2019-12-27 22:21:05,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:21:05,164 INFO L462 AbstractCegarLoop]: Abstraction has 124062 states and 506217 transitions. [2019-12-27 22:21:05,164 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 22:21:05,165 INFO L276 IsEmpty]: Start isEmpty. Operand 124062 states and 506217 transitions. [2019-12-27 22:21:05,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-27 22:21:05,183 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:21:05,184 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 22:21:05,184 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:21:05,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:21:05,184 INFO L82 PathProgramCache]: Analyzing trace with hash 2021248543, now seen corresponding path program 1 times [2019-12-27 22:21:05,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:21:05,185 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89732500] [2019-12-27 22:21:05,185 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:21:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:21:05,230 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 22:21:05,231 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89732500] [2019-12-27 22:21:05,231 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:21:05,231 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 22:21:05,231 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [266656879] [2019-12-27 22:21:05,232 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:21:05,234 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:21:05,239 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 41 states and 60 transitions. [2019-12-27 22:21:05,240 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:21:05,252 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 22:21:05,252 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 22:21:05,252 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:21:05,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 22:21:05,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-27 22:21:05,253 INFO L87 Difference]: Start difference. First operand 124062 states and 506217 transitions. Second operand 4 states. Received shutdown request... [2019-12-27 22:21:07,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 22:21:07,560 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 22:21:07,564 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 22:21:07,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 10:21:07 BasicIcfg [2019-12-27 22:21:07,564 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 22:21:07,566 INFO L168 Benchmark]: Toolchain (without parser) took 194717.34 ms. Allocated memory was 145.8 MB in the beginning and 5.3 GB in the end (delta: 5.1 GB). Free memory was 101.6 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. [2019-12-27 22:21:07,567 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-12-27 22:21:07,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 756.44 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 101.4 MB in the beginning and 157.0 MB in the end (delta: -55.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-12-27 22:21:07,568 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.07 ms. Allocated memory is still 202.9 MB. Free memory was 157.0 MB in the beginning and 154.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-27 22:21:07,569 INFO L168 Benchmark]: Boogie Preprocessor took 47.05 ms. Allocated memory is still 202.9 MB. Free memory was 154.4 MB in the beginning and 151.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-27 22:21:07,570 INFO L168 Benchmark]: RCFGBuilder took 826.75 ms. Allocated memory is still 202.9 MB. Free memory was 151.8 MB in the beginning and 105.6 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 7.1 GB. [2019-12-27 22:21:07,571 INFO L168 Benchmark]: TraceAbstraction took 193013.38 ms. Allocated memory was 202.9 MB in the beginning and 5.3 GB in the end (delta: 5.1 GB). Free memory was 104.9 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. [2019-12-27 22:21:07,575 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 756.44 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 101.4 MB in the beginning and 157.0 MB in the end (delta: -55.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 68.07 ms. Allocated memory is still 202.9 MB. Free memory was 157.0 MB in the beginning and 154.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.05 ms. Allocated memory is still 202.9 MB. Free memory was 154.4 MB in the beginning and 151.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 826.75 ms. Allocated memory is still 202.9 MB. Free memory was 151.8 MB in the beginning and 105.6 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 193013.38 ms. Allocated memory was 202.9 MB in the beginning and 5.3 GB in the end (delta: 5.1 GB). Free memory was 104.9 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 4.1s, 163 ProgramPointsBefore, 84 ProgramPointsAfterwards, 194 TransitionsBefore, 92 TransitionsAfterwards, 16696 CoEnabledTransitionPairs, 7 FixpointIterations, 32 TrivialSequentialCompositions, 44 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 35 ConcurrentYvCompositions, 27 ChoiceCompositions, 6606 VarBasedMoverChecksPositive, 211 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 69182 CheckedPairsTotal, 111 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while BasicCegarLoop was constructing difference of abstraction (124062states) and FLOYD_HOARE automaton (currently 3 states, 4 states before enhancement),while ReachableStatesComputation was computing reachable states (190226 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while BasicCegarLoop was constructing difference of abstraction (124062states) and FLOYD_HOARE automaton (currently 3 states, 4 states before enhancement),while ReachableStatesComputation was computing reachable states (190226 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 154 locations, 2 error locations. Result: TIMEOUT, OverallTime: 192.8s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 63.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1662 SDtfs, 1706 SDslu, 2038 SDs, 0 SdLazy, 1370 SolverSat, 89 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 16 SyntacticMatches, 3 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=167837occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 110.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 479874 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 169 NumberOfCodeBlocks, 169 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 158 ConstructedInterpolants, 0 QuantifiedInterpolants, 6984 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown