/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/safe026_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 22:47:58,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 22:47:58,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 22:47:58,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 22:47:58,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 22:47:58,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 22:47:58,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 22:47:58,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 22:47:58,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 22:47:58,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 22:47:58,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 22:47:58,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 22:47:58,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 22:47:58,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 22:47:58,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 22:47:58,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 22:47:58,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 22:47:58,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 22:47:58,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 22:47:58,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 22:47:58,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 22:47:58,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 22:47:58,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 22:47:58,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 22:47:58,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 22:47:58,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 22:47:58,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 22:47:58,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 22:47:58,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 22:47:58,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 22:47:58,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 22:47:58,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 22:47:58,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 22:47:58,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 22:47:58,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 22:47:58,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 22:47:58,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 22:47:58,715 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 22:47:58,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 22:47:58,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 22:47:58,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 22:47:58,719 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 22:47:58,739 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 22:47:58,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 22:47:58,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 22:47:58,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 22:47:58,745 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 22:47:58,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 22:47:58,746 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 22:47:58,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 22:47:58,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 22:47:58,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 22:47:58,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 22:47:58,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 22:47:58,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 22:47:58,748 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 22:47:58,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 22:47:58,749 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 22:47:58,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 22:47:58,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 22:47:58,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 22:47:58,749 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 22:47:58,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 22:47:58,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 22:47:58,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 22:47:58,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 22:47:58,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 22:47:58,751 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 22:47:58,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 22:47:58,751 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 22:47:58,751 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-27 22:47:58,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 22:47:58,753 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 22:47:58,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 22:47:59,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 22:47:59,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 22:47:59,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 22:47:59,078 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 22:47:59,079 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 22:47:59,079 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe026_power.opt.i [2019-12-27 22:47:59,146 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e4bbfab3/67c45f4fabd04d95a1b519f4fdf9e9d0/FLAG6f701b5ce [2019-12-27 22:47:59,715 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 22:47:59,716 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_power.opt.i [2019-12-27 22:47:59,731 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e4bbfab3/67c45f4fabd04d95a1b519f4fdf9e9d0/FLAG6f701b5ce [2019-12-27 22:47:59,980 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e4bbfab3/67c45f4fabd04d95a1b519f4fdf9e9d0 [2019-12-27 22:47:59,988 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 22:47:59,990 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 22:47:59,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 22:47:59,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 22:47:59,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 22:47:59,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 10:47:59" (1/1) ... [2019-12-27 22:47:59,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36da0348 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:47:59, skipping insertion in model container [2019-12-27 22:47:59,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 10:47:59" (1/1) ... [2019-12-27 22:48:00,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 22:48:00,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 22:48:00,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 22:48:00,601 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 22:48:00,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 22:48:00,746 INFO L208 MainTranslator]: Completed translation [2019-12-27 22:48:00,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:48:00 WrapperNode [2019-12-27 22:48:00,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 22:48:00,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 22:48:00,748 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 22:48:00,748 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 22:48:00,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:48:00" (1/1) ... [2019-12-27 22:48:00,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:48:00" (1/1) ... [2019-12-27 22:48:00,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 22:48:00,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 22:48:00,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 22:48:00,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 22:48:00,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:48:00" (1/1) ... [2019-12-27 22:48:00,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:48:00" (1/1) ... [2019-12-27 22:48:00,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:48:00" (1/1) ... [2019-12-27 22:48:00,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:48:00" (1/1) ... [2019-12-27 22:48:00,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:48:00" (1/1) ... [2019-12-27 22:48:00,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:48:00" (1/1) ... [2019-12-27 22:48:00,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:48:00" (1/1) ... [2019-12-27 22:48:00,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 22:48:00,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 22:48:00,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 22:48:00,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 22:48:00,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:48:00" (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 22:48:00,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 22:48:00,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 22:48:00,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 22:48:00,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 22:48:00,925 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-27 22:48:00,926 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-27 22:48:00,926 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-27 22:48:00,927 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-27 22:48:00,927 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-27 22:48:00,927 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-27 22:48:00,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 22:48:00,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 22:48:00,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 22:48:00,930 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 22:48:01,692 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 22:48:01,692 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-27 22:48:01,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 10:48:01 BoogieIcfgContainer [2019-12-27 22:48:01,694 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 22:48:01,695 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 22:48:01,696 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 22:48:01,699 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 22:48:01,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 10:47:59" (1/3) ... [2019-12-27 22:48:01,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6446fb6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 10:48:01, skipping insertion in model container [2019-12-27 22:48:01,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:48:00" (2/3) ... [2019-12-27 22:48:01,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6446fb6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 10:48:01, skipping insertion in model container [2019-12-27 22:48:01,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 10:48:01" (3/3) ... [2019-12-27 22:48:01,703 INFO L109 eAbstractionObserver]: Analyzing ICFG safe026_power.opt.i [2019-12-27 22:48:01,712 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 22:48:01,713 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 22:48:01,720 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 22:48:01,721 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 22:48:01,760 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,761 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,761 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,761 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,762 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,762 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,762 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,766 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,766 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,767 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,767 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,767 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,767 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,769 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,769 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,769 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,770 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,770 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,770 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,770 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,770 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,771 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,771 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,771 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,772 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,772 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,772 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,772 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,773 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,773 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,773 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,773 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,774 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,774 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,775 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,775 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,775 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,775 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,776 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,776 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,776 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,776 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,776 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,777 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,795 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,796 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,796 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,796 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,796 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,796 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,797 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,797 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,797 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,797 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,797 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,798 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,798 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,798 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,798 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,798 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,799 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,799 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,799 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,799 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,806 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,806 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,807 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,807 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,807 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,807 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,807 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,807 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,808 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,809 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,809 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,809 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,810 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,810 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,810 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,811 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,811 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,812 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,812 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,813 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,813 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,813 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,813 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,814 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,814 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,814 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,814 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,814 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,815 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,815 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,815 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,815 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,815 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,816 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,816 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,816 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,816 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,816 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,817 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,817 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,817 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,817 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,817 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,818 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,818 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,818 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,818 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,818 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,819 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,819 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,819 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,819 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,819 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,820 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,820 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,820 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,820 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,820 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,821 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,821 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,821 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,821 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,821 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,821 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,822 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,822 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,822 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,822 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,822 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,823 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,823 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,823 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,823 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,823 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,824 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,824 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,824 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,824 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,824 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,824 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,825 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,825 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,825 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,825 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,825 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,826 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,826 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,826 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,826 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,826 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,827 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,827 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,827 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,827 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,827 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,827 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,828 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,828 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,828 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,828 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,828 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,829 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,829 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,829 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,829 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,829 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,830 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,830 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,830 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,830 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,830 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,830 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,831 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,831 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,831 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,831 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,831 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,832 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,835 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,835 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,835 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,836 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,836 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,836 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,836 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,836 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,837 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,837 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,837 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,837 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,839 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,840 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,840 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,840 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,840 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,840 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,841 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,841 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,841 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,841 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,843 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,843 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,844 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,844 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,844 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,844 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,844 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,844 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,845 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,845 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,845 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,845 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,845 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,846 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,846 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,846 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,846 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,846 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,847 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,847 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,847 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,847 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,847 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,847 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,848 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,848 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,848 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,848 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,849 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,849 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,849 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,849 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,849 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:48:01,869 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 22:48:01,889 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 22:48:01,889 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 22:48:01,890 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 22:48:01,890 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 22:48:01,890 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 22:48:01,890 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 22:48:01,890 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 22:48:01,890 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 22:48:01,905 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 174 places, 211 transitions [2019-12-27 22:48:01,907 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 174 places, 211 transitions [2019-12-27 22:48:02,013 INFO L132 PetriNetUnfolder]: 47/208 cut-off events. [2019-12-27 22:48:02,014 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 22:48:02,030 INFO L76 FinitePrefix]: Finished finitePrefix Result has 218 conditions, 208 events. 47/208 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 434 event pairs. 0/159 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-27 22:48:02,055 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 174 places, 211 transitions [2019-12-27 22:48:02,109 INFO L132 PetriNetUnfolder]: 47/208 cut-off events. [2019-12-27 22:48:02,110 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 22:48:02,118 INFO L76 FinitePrefix]: Finished finitePrefix Result has 218 conditions, 208 events. 47/208 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 434 event pairs. 0/159 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-27 22:48:02,138 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 19004 [2019-12-27 22:48:02,139 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 22:48:02,704 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2019-12-27 22:48:05,366 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-12-27 22:48:05,471 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-12-27 22:48:05,814 WARN L192 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2019-12-27 22:48:05,947 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-12-27 22:48:05,974 INFO L206 etLargeBlockEncoding]: Checked pairs total: 81281 [2019-12-27 22:48:05,975 INFO L214 etLargeBlockEncoding]: Total number of compositions: 111 [2019-12-27 22:48:05,978 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 95 places, 105 transitions [2019-12-27 22:48:24,880 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 120347 states. [2019-12-27 22:48:24,882 INFO L276 IsEmpty]: Start isEmpty. Operand 120347 states. [2019-12-27 22:48:24,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-27 22:48:24,888 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:48:24,888 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-12-27 22:48:24,889 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:48:24,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:48:24,894 INFO L82 PathProgramCache]: Analyzing trace with hash 907029, now seen corresponding path program 1 times [2019-12-27 22:48:24,904 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:48:24,904 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820721119] [2019-12-27 22:48:24,905 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:48:25,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:48:25,106 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 22:48:25,107 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820721119] [2019-12-27 22:48:25,108 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:48:25,108 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 22:48:25,109 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1350395167] [2019-12-27 22:48:25,110 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:48:25,114 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:48:25,126 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 4 states and 3 transitions. [2019-12-27 22:48:25,127 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:48:25,130 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:48:25,131 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 22:48:25,131 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:48:25,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 22:48:25,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 22:48:25,148 INFO L87 Difference]: Start difference. First operand 120347 states. Second operand 3 states. [2019-12-27 22:48:28,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:48:28,930 INFO L93 Difference]: Finished difference Result 118789 states and 505722 transitions. [2019-12-27 22:48:28,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 22:48:28,931 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-12-27 22:48:28,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:48:29,534 INFO L225 Difference]: With dead ends: 118789 [2019-12-27 22:48:29,535 INFO L226 Difference]: Without dead ends: 111860 [2019-12-27 22:48:29,536 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 22:48:33,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111860 states. [2019-12-27 22:48:36,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111860 to 111860. [2019-12-27 22:48:36,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111860 states. [2019-12-27 22:48:36,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111860 states to 111860 states and 475614 transitions. [2019-12-27 22:48:36,647 INFO L78 Accepts]: Start accepts. Automaton has 111860 states and 475614 transitions. Word has length 3 [2019-12-27 22:48:36,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:48:36,647 INFO L462 AbstractCegarLoop]: Abstraction has 111860 states and 475614 transitions. [2019-12-27 22:48:36,648 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 22:48:36,648 INFO L276 IsEmpty]: Start isEmpty. Operand 111860 states and 475614 transitions. [2019-12-27 22:48:36,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-27 22:48:36,652 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:48:36,652 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:48:36,652 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:48:36,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:48:36,653 INFO L82 PathProgramCache]: Analyzing trace with hash -559239811, now seen corresponding path program 1 times [2019-12-27 22:48:36,653 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:48:36,654 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915147579] [2019-12-27 22:48:36,654 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:48:36,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:48:36,744 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 22:48:36,745 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915147579] [2019-12-27 22:48:36,745 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:48:36,745 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 22:48:36,745 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [56264596] [2019-12-27 22:48:36,745 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:48:36,747 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:48:36,750 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 12 states and 11 transitions. [2019-12-27 22:48:36,750 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:48:36,750 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:48:36,752 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 22:48:36,752 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:48:36,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 22:48:36,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 22:48:36,752 INFO L87 Difference]: Start difference. First operand 111860 states and 475614 transitions. Second operand 4 states. [2019-12-27 22:48:41,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:48:41,625 INFO L93 Difference]: Finished difference Result 177255 states and 718849 transitions. [2019-12-27 22:48:41,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 22:48:41,625 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-27 22:48:41,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:48:42,256 INFO L225 Difference]: With dead ends: 177255 [2019-12-27 22:48:42,256 INFO L226 Difference]: Without dead ends: 177206 [2019-12-27 22:48:42,257 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 22:48:52,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177206 states. [2019-12-27 22:48:55,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177206 to 161396. [2019-12-27 22:48:55,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161396 states. [2019-12-27 22:48:56,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161396 states to 161396 states and 663889 transitions. [2019-12-27 22:48:56,554 INFO L78 Accepts]: Start accepts. Automaton has 161396 states and 663889 transitions. Word has length 11 [2019-12-27 22:48:56,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:48:56,554 INFO L462 AbstractCegarLoop]: Abstraction has 161396 states and 663889 transitions. [2019-12-27 22:48:56,554 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 22:48:56,554 INFO L276 IsEmpty]: Start isEmpty. Operand 161396 states and 663889 transitions. [2019-12-27 22:48:56,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 22:48:56,560 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:48:56,560 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:48:56,560 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:48:56,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:48:56,561 INFO L82 PathProgramCache]: Analyzing trace with hash 66814097, now seen corresponding path program 1 times [2019-12-27 22:48:56,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:48:56,561 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102411909] [2019-12-27 22:48:56,562 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:48:56,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:48:56,656 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 22:48:56,657 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102411909] [2019-12-27 22:48:56,657 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:48:56,657 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 22:48:56,657 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [975053069] [2019-12-27 22:48:56,657 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:48:56,660 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:48:56,662 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 14 states and 13 transitions. [2019-12-27 22:48:56,662 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:48:56,663 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:48:56,663 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 22:48:56,663 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:48:56,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 22:48:56,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 22:48:56,664 INFO L87 Difference]: Start difference. First operand 161396 states and 663889 transitions. Second operand 4 states. [2019-12-27 22:49:04,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:49:04,715 INFO L93 Difference]: Finished difference Result 224772 states and 902688 transitions. [2019-12-27 22:49:04,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 22:49:04,716 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-27 22:49:04,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:49:05,533 INFO L225 Difference]: With dead ends: 224772 [2019-12-27 22:49:05,533 INFO L226 Difference]: Without dead ends: 224716 [2019-12-27 22:49:05,533 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 22:49:12,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224716 states. [2019-12-27 22:49:15,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224716 to 189547. [2019-12-27 22:49:15,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189547 states. [2019-12-27 22:49:17,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189547 states to 189547 states and 775648 transitions. [2019-12-27 22:49:17,210 INFO L78 Accepts]: Start accepts. Automaton has 189547 states and 775648 transitions. Word has length 13 [2019-12-27 22:49:17,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:49:17,211 INFO L462 AbstractCegarLoop]: Abstraction has 189547 states and 775648 transitions. [2019-12-27 22:49:17,212 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 22:49:17,212 INFO L276 IsEmpty]: Start isEmpty. Operand 189547 states and 775648 transitions. [2019-12-27 22:49:17,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-27 22:49:17,222 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:49:17,222 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:49:17,222 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:49:17,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:49:17,223 INFO L82 PathProgramCache]: Analyzing trace with hash 1749760644, now seen corresponding path program 1 times [2019-12-27 22:49:17,223 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:49:17,223 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838268552] [2019-12-27 22:49:17,224 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:49:17,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:49:17,315 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 22:49:17,315 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838268552] [2019-12-27 22:49:17,315 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:49:17,316 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 22:49:17,316 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [426412736] [2019-12-27 22:49:17,316 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:49:17,318 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:49:17,321 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 17 states and 16 transitions. [2019-12-27 22:49:17,321 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:49:17,321 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:49:17,322 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 22:49:17,322 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:49:17,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 22:49:17,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 22:49:17,323 INFO L87 Difference]: Start difference. First operand 189547 states and 775648 transitions. Second operand 5 states. [2019-12-27 22:49:26,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:49:26,114 INFO L93 Difference]: Finished difference Result 246640 states and 1000431 transitions. [2019-12-27 22:49:26,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-27 22:49:26,115 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2019-12-27 22:49:26,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:49:26,817 INFO L225 Difference]: With dead ends: 246640 [2019-12-27 22:49:26,818 INFO L226 Difference]: Without dead ends: 246640 [2019-12-27 22:49:26,818 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-27 22:49:33,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246640 states. [2019-12-27 22:49:40,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246640 to 206375. [2019-12-27 22:49:40,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206375 states. [2019-12-27 22:49:42,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206375 states to 206375 states and 844011 transitions. [2019-12-27 22:49:42,320 INFO L78 Accepts]: Start accepts. Automaton has 206375 states and 844011 transitions. Word has length 16 [2019-12-27 22:49:42,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:49:42,320 INFO L462 AbstractCegarLoop]: Abstraction has 206375 states and 844011 transitions. [2019-12-27 22:49:42,320 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 22:49:42,321 INFO L276 IsEmpty]: Start isEmpty. Operand 206375 states and 844011 transitions. [2019-12-27 22:49:42,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-27 22:49:42,338 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:49:42,338 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 22:49:42,338 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:49:42,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:49:42,338 INFO L82 PathProgramCache]: Analyzing trace with hash -1816850367, now seen corresponding path program 1 times [2019-12-27 22:49:42,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:49:42,339 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765828788] [2019-12-27 22:49:42,339 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:49:42,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:49:42,426 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 22:49:42,426 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765828788] [2019-12-27 22:49:42,426 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:49:42,427 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 22:49:42,427 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1455612725] [2019-12-27 22:49:42,427 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:49:42,429 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:49:42,432 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 24 states and 28 transitions. [2019-12-27 22:49:42,432 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:49:42,433 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:49:42,433 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 22:49:42,434 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:49:42,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 22:49:42,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 22:49:42,434 INFO L87 Difference]: Start difference. First operand 206375 states and 844011 transitions. Second operand 3 states. [2019-12-27 22:49:49,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:49:49,898 INFO L93 Difference]: Finished difference Result 206157 states and 843118 transitions. [2019-12-27 22:49:49,898 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 22:49:49,898 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-27 22:49:49,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:49:50,561 INFO L225 Difference]: With dead ends: 206157 [2019-12-27 22:49:50,561 INFO L226 Difference]: Without dead ends: 206157 [2019-12-27 22:49:50,561 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 22:49:57,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206157 states. [2019-12-27 22:50:00,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206157 to 206157. [2019-12-27 22:50:00,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206157 states. [2019-12-27 22:50:08,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206157 states to 206157 states and 843118 transitions. [2019-12-27 22:50:08,853 INFO L78 Accepts]: Start accepts. Automaton has 206157 states and 843118 transitions. Word has length 18 [2019-12-27 22:50:08,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:50:08,853 INFO L462 AbstractCegarLoop]: Abstraction has 206157 states and 843118 transitions. [2019-12-27 22:50:08,853 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 22:50:08,854 INFO L276 IsEmpty]: Start isEmpty. Operand 206157 states and 843118 transitions. [2019-12-27 22:50:08,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 22:50:08,870 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:50:08,871 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 22:50:08,871 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:50:08,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:50:08,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1589816954, now seen corresponding path program 1 times [2019-12-27 22:50:08,872 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:50:08,872 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780934740] [2019-12-27 22:50:08,872 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:50:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:50:08,930 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 22:50:08,930 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780934740] [2019-12-27 22:50:08,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:50:08,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 22:50:08,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1323951646] [2019-12-27 22:50:08,931 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:50:08,934 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:50:08,938 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 34 states and 47 transitions. [2019-12-27 22:50:08,938 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:50:08,990 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 1 times. [2019-12-27 22:50:08,990 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 22:50:08,990 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:50:08,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 22:50:08,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-27 22:50:08,991 INFO L87 Difference]: Start difference. First operand 206157 states and 843118 transitions. Second operand 4 states. [2019-12-27 22:50:12,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:50:12,137 INFO L93 Difference]: Finished difference Result 331538 states and 1351950 transitions. [2019-12-27 22:50:12,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 22:50:12,138 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-27 22:50:12,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:50:12,720 INFO L225 Difference]: With dead ends: 331538 [2019-12-27 22:50:12,721 INFO L226 Difference]: Without dead ends: 190876 [2019-12-27 22:50:12,721 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-27 22:50:25,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190876 states. [2019-12-27 22:50:28,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190876 to 180724. [2019-12-27 22:50:28,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180724 states. [2019-12-27 22:50:30,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180724 states to 180724 states and 727525 transitions. [2019-12-27 22:50:30,305 INFO L78 Accepts]: Start accepts. Automaton has 180724 states and 727525 transitions. Word has length 19 [2019-12-27 22:50:30,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:50:30,306 INFO L462 AbstractCegarLoop]: Abstraction has 180724 states and 727525 transitions. [2019-12-27 22:50:30,306 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 22:50:30,306 INFO L276 IsEmpty]: Start isEmpty. Operand 180724 states and 727525 transitions. [2019-12-27 22:50:30,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 22:50:30,322 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:50:30,322 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 22:50:30,322 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:50:30,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:50:30,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1623405261, now seen corresponding path program 1 times [2019-12-27 22:50:30,323 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:50:30,323 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587733374] [2019-12-27 22:50:30,323 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:50:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:50:30,383 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 22:50:30,383 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587733374] [2019-12-27 22:50:30,383 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:50:30,383 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 22:50:30,384 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [427394261] [2019-12-27 22:50:30,384 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:50:30,386 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:50:30,390 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 41 states and 64 transitions. [2019-12-27 22:50:30,391 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:50:30,391 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:50:30,391 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 22:50:30,392 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:50:30,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 22:50:30,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 22:50:30,392 INFO L87 Difference]: Start difference. First operand 180724 states and 727525 transitions. Second operand 3 states. [2019-12-27 22:50:31,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:50:31,265 INFO L93 Difference]: Finished difference Result 180384 states and 726209 transitions. [2019-12-27 22:50:31,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 22:50:31,266 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-12-27 22:50:31,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:50:38,629 INFO L225 Difference]: With dead ends: 180384 [2019-12-27 22:50:38,630 INFO L226 Difference]: Without dead ends: 180384 [2019-12-27 22:50:38,630 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 22:50:44,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180384 states. [2019-12-27 22:50:46,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180384 to 180384. [2019-12-27 22:50:46,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180384 states. [2019-12-27 22:50:47,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180384 states to 180384 states and 726209 transitions. [2019-12-27 22:50:47,995 INFO L78 Accepts]: Start accepts. Automaton has 180384 states and 726209 transitions. Word has length 19 [2019-12-27 22:50:47,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:50:47,995 INFO L462 AbstractCegarLoop]: Abstraction has 180384 states and 726209 transitions. [2019-12-27 22:50:47,995 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 22:50:47,996 INFO L276 IsEmpty]: Start isEmpty. Operand 180384 states and 726209 transitions. [2019-12-27 22:50:48,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 22:50:48,012 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:50:48,013 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 22:50:48,013 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:50:48,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:50:48,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1887500027, now seen corresponding path program 1 times [2019-12-27 22:50:48,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:50:48,014 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855846759] [2019-12-27 22:50:48,014 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:50:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:50:48,098 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 22:50:48,099 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855846759] [2019-12-27 22:50:48,099 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:50:48,099 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 22:50:48,100 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1216154552] [2019-12-27 22:50:48,100 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:50:48,102 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:50:48,107 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 38 states and 55 transitions. [2019-12-27 22:50:48,107 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:50:48,107 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:50:48,108 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 22:50:48,108 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:50:48,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 22:50:48,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 22:50:48,109 INFO L87 Difference]: Start difference. First operand 180384 states and 726209 transitions. Second operand 5 states. [2019-12-27 22:50:55,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:50:55,707 INFO L93 Difference]: Finished difference Result 233823 states and 920627 transitions. [2019-12-27 22:50:55,707 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-27 22:50:55,707 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-27 22:50:55,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:50:56,378 INFO L225 Difference]: With dead ends: 233823 [2019-12-27 22:50:56,378 INFO L226 Difference]: Without dead ends: 233732 [2019-12-27 22:50:56,379 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-27 22:51:03,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233732 states. [2019-12-27 22:51:06,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233732 to 185889. [2019-12-27 22:51:06,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185889 states. [2019-12-27 22:51:08,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185889 states to 185889 states and 748500 transitions. [2019-12-27 22:51:08,791 INFO L78 Accepts]: Start accepts. Automaton has 185889 states and 748500 transitions. Word has length 19 [2019-12-27 22:51:08,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:51:08,791 INFO L462 AbstractCegarLoop]: Abstraction has 185889 states and 748500 transitions. [2019-12-27 22:51:08,791 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 22:51:08,791 INFO L276 IsEmpty]: Start isEmpty. Operand 185889 states and 748500 transitions. [2019-12-27 22:51:08,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-27 22:51:08,812 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:51:08,812 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 22:51:08,812 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:51:08,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:51:08,813 INFO L82 PathProgramCache]: Analyzing trace with hash -2125445274, now seen corresponding path program 1 times [2019-12-27 22:51:08,813 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:51:08,813 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123096362] [2019-12-27 22:51:08,813 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:51:08,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:51:08,913 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 22:51:08,913 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123096362] [2019-12-27 22:51:08,913 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:51:08,914 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 22:51:08,916 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1126916353] [2019-12-27 22:51:08,916 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:51:08,918 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:51:08,924 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 38 states and 58 transitions. [2019-12-27 22:51:08,924 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:51:08,941 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 5 times. [2019-12-27 22:51:08,941 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 22:51:08,942 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:51:08,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 22:51:08,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 22:51:08,942 INFO L87 Difference]: Start difference. First operand 185889 states and 748500 transitions. Second operand 5 states. [2019-12-27 22:51:09,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:51:09,375 INFO L93 Difference]: Finished difference Result 58718 states and 193455 transitions. [2019-12-27 22:51:09,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 22:51:09,375 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-12-27 22:51:09,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:51:09,462 INFO L225 Difference]: With dead ends: 58718 [2019-12-27 22:51:09,462 INFO L226 Difference]: Without dead ends: 49146 [2019-12-27 22:51:09,463 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 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 22:51:09,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49146 states. [2019-12-27 22:51:10,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49146 to 33385. [2019-12-27 22:51:10,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33385 states. [2019-12-27 22:51:10,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33385 states to 33385 states and 106306 transitions. [2019-12-27 22:51:10,181 INFO L78 Accepts]: Start accepts. Automaton has 33385 states and 106306 transitions. Word has length 20 [2019-12-27 22:51:10,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:51:10,182 INFO L462 AbstractCegarLoop]: Abstraction has 33385 states and 106306 transitions. [2019-12-27 22:51:10,182 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 22:51:10,182 INFO L276 IsEmpty]: Start isEmpty. Operand 33385 states and 106306 transitions. [2019-12-27 22:51:10,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-27 22:51:10,189 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:51:10,189 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, 1, 1] [2019-12-27 22:51:10,189 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:51:10,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:51:10,189 INFO L82 PathProgramCache]: Analyzing trace with hash 77153860, now seen corresponding path program 1 times [2019-12-27 22:51:10,190 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:51:10,190 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703483384] [2019-12-27 22:51:10,190 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:51:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:51:10,287 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 22:51:10,287 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703483384] [2019-12-27 22:51:10,288 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:51:10,288 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 22:51:10,288 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2130558062] [2019-12-27 22:51:10,288 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:51:10,291 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:51:10,296 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 25 states and 26 transitions. [2019-12-27 22:51:10,297 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:51:10,297 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:51:10,297 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-27 22:51:10,297 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:51:10,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-27 22:51:10,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-27 22:51:10,298 INFO L87 Difference]: Start difference. First operand 33385 states and 106306 transitions. Second operand 6 states. [2019-12-27 22:51:11,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:51:11,277 INFO L93 Difference]: Finished difference Result 48361 states and 149304 transitions. [2019-12-27 22:51:11,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-27 22:51:11,277 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-12-27 22:51:11,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:51:12,190 INFO L225 Difference]: With dead ends: 48361 [2019-12-27 22:51:12,190 INFO L226 Difference]: Without dead ends: 48305 [2019-12-27 22:51:12,191 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2019-12-27 22:51:12,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48305 states. [2019-12-27 22:51:12,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48305 to 35033. [2019-12-27 22:51:12,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35033 states. [2019-12-27 22:51:12,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35033 states to 35033 states and 110745 transitions. [2019-12-27 22:51:12,863 INFO L78 Accepts]: Start accepts. Automaton has 35033 states and 110745 transitions. Word has length 22 [2019-12-27 22:51:12,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:51:12,863 INFO L462 AbstractCegarLoop]: Abstraction has 35033 states and 110745 transitions. [2019-12-27 22:51:12,863 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-27 22:51:12,863 INFO L276 IsEmpty]: Start isEmpty. Operand 35033 states and 110745 transitions. [2019-12-27 22:51:12,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-27 22:51:12,875 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:51:12,875 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, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:51:12,875 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:51:12,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:51:12,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1405741723, now seen corresponding path program 1 times [2019-12-27 22:51:12,876 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:51:12,876 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883934119] [2019-12-27 22:51:12,876 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:51:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:51:12,956 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 22:51:12,956 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883934119] [2019-12-27 22:51:12,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:51:12,956 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 22:51:12,957 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1341607962] [2019-12-27 22:51:12,957 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:51:12,961 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:51:12,967 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 28 states and 27 transitions. [2019-12-27 22:51:12,968 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:51:12,968 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:51:12,968 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-27 22:51:12,968 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:51:12,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-27 22:51:12,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-27 22:51:12,969 INFO L87 Difference]: Start difference. First operand 35033 states and 110745 transitions. Second operand 6 states. [2019-12-27 22:51:13,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:51:13,804 INFO L93 Difference]: Finished difference Result 52578 states and 160713 transitions. [2019-12-27 22:51:13,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-27 22:51:13,805 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2019-12-27 22:51:13,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:51:13,885 INFO L225 Difference]: With dead ends: 52578 [2019-12-27 22:51:13,885 INFO L226 Difference]: Without dead ends: 52230 [2019-12-27 22:51:13,885 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2019-12-27 22:51:14,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52230 states. [2019-12-27 22:51:15,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52230 to 38663. [2019-12-27 22:51:15,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38663 states. [2019-12-27 22:51:15,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38663 states to 38663 states and 121081 transitions. [2019-12-27 22:51:15,097 INFO L78 Accepts]: Start accepts. Automaton has 38663 states and 121081 transitions. Word has length 27 [2019-12-27 22:51:15,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:51:15,097 INFO L462 AbstractCegarLoop]: Abstraction has 38663 states and 121081 transitions. [2019-12-27 22:51:15,097 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-27 22:51:15,097 INFO L276 IsEmpty]: Start isEmpty. Operand 38663 states and 121081 transitions. [2019-12-27 22:51:15,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-27 22:51:15,113 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:51:15,113 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:51:15,113 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:51:15,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:51:15,114 INFO L82 PathProgramCache]: Analyzing trace with hash 1308765611, now seen corresponding path program 1 times [2019-12-27 22:51:15,114 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:51:15,114 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446391589] [2019-12-27 22:51:15,114 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:51:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:51:15,198 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 22:51:15,199 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446391589] [2019-12-27 22:51:15,199 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:51:15,199 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-27 22:51:15,199 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [864224670] [2019-12-27 22:51:15,199 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:51:15,204 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:51:15,232 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 121 states and 229 transitions. [2019-12-27 22:51:15,233 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:51:15,330 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 8 times. [2019-12-27 22:51:15,331 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-27 22:51:15,331 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:51:15,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-27 22:51:15,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-27 22:51:15,332 INFO L87 Difference]: Start difference. First operand 38663 states and 121081 transitions. Second operand 8 states. [2019-12-27 22:51:16,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:51:16,309 INFO L93 Difference]: Finished difference Result 54738 states and 170411 transitions. [2019-12-27 22:51:16,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-27 22:51:16,309 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2019-12-27 22:51:16,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:51:16,398 INFO L225 Difference]: With dead ends: 54738 [2019-12-27 22:51:16,398 INFO L226 Difference]: Without dead ends: 54738 [2019-12-27 22:51:16,399 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 Received shutdown request... [2019-12-27 22:51:16,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54738 states. [2019-12-27 22:51:16,624 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 22:51:16,627 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 22:51:16,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 10:51:16 BasicIcfg [2019-12-27 22:51:16,627 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 22:51:16,629 INFO L168 Benchmark]: Toolchain (without parser) took 196639.33 ms. Allocated memory was 138.9 MB in the beginning and 4.2 GB in the end (delta: 4.1 GB). Free memory was 102.1 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2019-12-27 22:51:16,630 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-27 22:51:16,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 756.41 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 101.8 MB in the beginning and 157.3 MB in the end (delta: -55.4 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-12-27 22:51:16,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.97 ms. Allocated memory is still 203.9 MB. Free memory was 157.3 MB in the beginning and 154.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-27 22:51:16,632 INFO L168 Benchmark]: Boogie Preprocessor took 39.66 ms. Allocated memory is still 203.9 MB. Free memory was 154.6 MB in the beginning and 152.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-27 22:51:16,633 INFO L168 Benchmark]: RCFGBuilder took 845.74 ms. Allocated memory is still 203.9 MB. Free memory was 152.6 MB in the beginning and 103.0 MB in the end (delta: 49.6 MB). Peak memory consumption was 49.6 MB. Max. memory is 7.1 GB. [2019-12-27 22:51:16,634 INFO L168 Benchmark]: TraceAbstraction took 194931.96 ms. Allocated memory was 203.9 MB in the beginning and 4.2 GB in the end (delta: 4.0 GB). Free memory was 102.3 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2019-12-27 22:51:16,637 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 756.41 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 101.8 MB in the beginning and 157.3 MB in the end (delta: -55.4 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 60.97 ms. Allocated memory is still 203.9 MB. Free memory was 157.3 MB in the beginning and 154.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.66 ms. Allocated memory is still 203.9 MB. Free memory was 154.6 MB in the beginning and 152.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 845.74 ms. Allocated memory is still 203.9 MB. Free memory was 152.6 MB in the beginning and 103.0 MB in the end (delta: 49.6 MB). Peak memory consumption was 49.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 194931.96 ms. Allocated memory was 203.9 MB in the beginning and 4.2 GB in the end (delta: 4.0 GB). Free memory was 102.3 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 4.0s, 174 ProgramPointsBefore, 95 ProgramPointsAfterwards, 211 TransitionsBefore, 105 TransitionsAfterwards, 19004 CoEnabledTransitionPairs, 7 FixpointIterations, 31 TrivialSequentialCompositions, 49 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 31 ConcurrentYvCompositions, 31 ChoiceCompositions, 6393 VarBasedMoverChecksPositive, 194 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 81281 CheckedPairsTotal, 111 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 165 locations, 2 error locations. Result: TIMEOUT, OverallTime: 194.7s, OverallIterations: 12, TraceHistogramMax: 1, AutomataDifference: 61.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2272 SDtfs, 2347 SDslu, 3576 SDs, 0 SdLazy, 2734 SolverSat, 140 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 80 GetRequests, 23 SyntacticMatches, 4 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=206375occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 109.0s AutomataMinimizationTime, 12 MinimizatonAttempts, 191839 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 217 NumberOfCodeBlocks, 217 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 205 ConstructedInterpolants, 0 QuantifiedInterpolants, 13855 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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