/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe013_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 18:34:59,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 18:34:59,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 18:34:59,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 18:34:59,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 18:34:59,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 18:34:59,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 18:34:59,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 18:34:59,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 18:34:59,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 18:34:59,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 18:34:59,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 18:34:59,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 18:34:59,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 18:34:59,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 18:34:59,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 18:34:59,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 18:34:59,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 18:34:59,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 18:34:59,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 18:34:59,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 18:34:59,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 18:34:59,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 18:34:59,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 18:34:59,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 18:34:59,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 18:34:59,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 18:34:59,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 18:34:59,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 18:34:59,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 18:34:59,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 18:34:59,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 18:34:59,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 18:34:59,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 18:34:59,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 18:34:59,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 18:34:59,865 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf [2019-12-18 18:34:59,886 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 18:34:59,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 18:34:59,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 18:34:59,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 18:34:59,888 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 18:34:59,888 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 18:34:59,888 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 18:34:59,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 18:34:59,889 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 18:34:59,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 18:34:59,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 18:34:59,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 18:34:59,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 18:34:59,890 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 18:34:59,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 18:34:59,890 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 18:34:59,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 18:34:59,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 18:34:59,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 18:34:59,891 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 18:34:59,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 18:34:59,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 18:34:59,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 18:34:59,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 18:34:59,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 18:34:59,892 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 18:34:59,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 18:34:59,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 18:34:59,892 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 18:35:00,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 18:35:00,197 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 18:35:00,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 18:35:00,202 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 18:35:00,202 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 18:35:00,203 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe013_rmo.oepc.i [2019-12-18 18:35:00,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a12e1a5b8/ed1a0449daa84477bbab4e0cbed88079/FLAG4fb9c659d [2019-12-18 18:35:00,765 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 18:35:00,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_rmo.oepc.i [2019-12-18 18:35:00,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a12e1a5b8/ed1a0449daa84477bbab4e0cbed88079/FLAG4fb9c659d [2019-12-18 18:35:01,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a12e1a5b8/ed1a0449daa84477bbab4e0cbed88079 [2019-12-18 18:35:01,084 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 18:35:01,086 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 18:35:01,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 18:35:01,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 18:35:01,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 18:35:01,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 06:35:01" (1/1) ... [2019-12-18 18:35:01,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a840ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:35:01, skipping insertion in model container [2019-12-18 18:35:01,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 06:35:01" (1/1) ... [2019-12-18 18:35:01,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 18:35:01,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 18:35:01,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 18:35:01,760 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 18:35:01,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 18:35:01,907 INFO L208 MainTranslator]: Completed translation [2019-12-18 18:35:01,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:35:01 WrapperNode [2019-12-18 18:35:01,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 18:35:01,908 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 18:35:01,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 18:35:01,909 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 18:35:01,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:35:01" (1/1) ... [2019-12-18 18:35:01,939 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:35:01" (1/1) ... [2019-12-18 18:35:01,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 18:35:01,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 18:35:01,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 18:35:01,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 18:35:01,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:35:01" (1/1) ... [2019-12-18 18:35:01,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:35:01" (1/1) ... [2019-12-18 18:35:01,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:35:01" (1/1) ... [2019-12-18 18:35:01,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:35:01" (1/1) ... [2019-12-18 18:35:02,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:35:01" (1/1) ... [2019-12-18 18:35:02,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:35:01" (1/1) ... [2019-12-18 18:35:02,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:35:01" (1/1) ... [2019-12-18 18:35:02,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 18:35:02,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 18:35:02,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 18:35:02,019 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 18:35:02,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:35:01" (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 [2019-12-18 18:35:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 18:35:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 18:35:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 18:35:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 18:35:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 18:35:02,108 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 18:35:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 18:35:02,109 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 18:35:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-18 18:35:02,109 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-18 18:35:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 18:35:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 18:35:02,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 18:35:02,112 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 18:35:02,849 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 18:35:02,850 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 18:35:02,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 06:35:02 BoogieIcfgContainer [2019-12-18 18:35:02,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 18:35:02,853 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 18:35:02,853 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 18:35:02,856 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 18:35:02,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 06:35:01" (1/3) ... [2019-12-18 18:35:02,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27ecd214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 06:35:02, skipping insertion in model container [2019-12-18 18:35:02,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:35:01" (2/3) ... [2019-12-18 18:35:02,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27ecd214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 06:35:02, skipping insertion in model container [2019-12-18 18:35:02,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 06:35:02" (3/3) ... [2019-12-18 18:35:02,860 INFO L109 eAbstractionObserver]: Analyzing ICFG safe013_rmo.oepc.i [2019-12-18 18:35:02,871 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 18:35:02,872 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 18:35:02,883 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 18:35:02,884 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 18:35:02,939 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,939 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,940 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,940 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,940 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,941 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,941 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,941 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,941 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,942 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,942 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,942 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,943 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,943 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,943 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,944 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,944 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,944 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,944 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,945 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,945 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,945 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,945 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,946 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,946 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,946 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,947 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,947 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,947 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,947 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,948 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,948 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,948 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,948 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,949 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,949 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,949 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,949 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,950 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,950 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,950 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,950 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,951 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,951 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,951 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,951 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,952 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,952 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,952 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,952 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,953 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,953 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,953 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,953 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,954 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,954 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,954 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,954 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,955 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,955 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,955 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,955 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,956 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,956 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,956 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,956 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,956 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,957 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,957 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,957 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,957 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,958 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,958 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,958 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,958 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,959 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,959 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,959 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,959 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,960 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,960 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,960 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,960 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,961 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,961 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,961 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,961 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,977 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,979 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,979 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,980 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,980 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,980 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,980 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,981 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,981 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,981 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,982 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,982 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,982 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,982 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,982 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,983 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,983 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,983 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,983 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,984 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,984 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,984 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,984 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,985 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,985 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,985 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,985 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,985 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,986 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,986 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,986 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,986 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,986 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,987 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,987 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,987 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,987 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,988 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,988 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,988 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,988 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,989 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,989 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,989 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,989 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,989 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,990 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,990 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,990 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,990 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,990 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,991 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,991 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,991 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,991 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,991 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,991 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,992 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,992 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,992 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,992 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,992 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,993 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,993 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,993 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,993 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,993 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,994 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,994 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,994 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,994 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,998 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,998 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,998 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,998 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,999 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,999 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,999 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,999 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:02,999 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,000 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,000 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,000 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,003 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,003 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,003 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,003 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,004 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,004 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,004 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,004 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,004 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,005 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,007 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,008 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,008 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,008 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,008 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,008 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,009 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,009 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,009 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,009 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,009 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,010 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,010 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,010 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,010 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,010 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,010 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,011 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,011 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,011 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,011 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,011 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,012 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,012 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,012 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,012 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,012 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:35:03,027 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 18:35:03,048 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 18:35:03,048 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 18:35:03,048 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 18:35:03,048 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 18:35:03,049 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 18:35:03,049 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 18:35:03,049 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 18:35:03,049 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 18:35:03,066 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 194 transitions [2019-12-18 18:35:03,068 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-18 18:35:03,152 INFO L126 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-18 18:35:03,152 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 18:35:03,174 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 447 event pairs. 9/157 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-18 18:35:03,206 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-18 18:35:03,251 INFO L126 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-18 18:35:03,251 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 18:35:03,261 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 447 event pairs. 9/157 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-18 18:35:03,281 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 16696 [2019-12-18 18:35:03,282 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 18:35:08,304 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-12-18 18:35:08,708 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-12-18 18:35:08,826 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-12-18 18:35:08,937 INFO L206 etLargeBlockEncoding]: Checked pairs total: 66094 [2019-12-18 18:35:08,937 INFO L214 etLargeBlockEncoding]: Total number of compositions: 112 [2019-12-18 18:35:08,941 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 83 places, 92 transitions [2019-12-18 18:35:20,992 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 86132 states. [2019-12-18 18:35:20,994 INFO L276 IsEmpty]: Start isEmpty. Operand 86132 states. [2019-12-18 18:35:21,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-18 18:35:21,001 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:35:21,001 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-18 18:35:21,002 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:35:21,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:35:21,008 INFO L82 PathProgramCache]: Analyzing trace with hash 794637732, now seen corresponding path program 1 times [2019-12-18 18:35:21,015 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:35:21,015 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509559215] [2019-12-18 18:35:21,016 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:35:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:35:21,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:35:21,222 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509559215] [2019-12-18 18:35:21,223 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:35:21,223 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 18:35:21,224 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721286266] [2019-12-18 18:35:21,228 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:35:21,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:35:21,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:35:21,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:35:21,246 INFO L87 Difference]: Start difference. First operand 86132 states. Second operand 3 states. [2019-12-18 18:35:22,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:35:22,243 INFO L93 Difference]: Finished difference Result 85012 states and 367904 transitions. [2019-12-18 18:35:22,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:35:22,245 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-12-18 18:35:22,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:35:25,322 INFO L225 Difference]: With dead ends: 85012 [2019-12-18 18:35:25,322 INFO L226 Difference]: Without dead ends: 80140 [2019-12-18 18:35:25,324 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 [2019-12-18 18:35:28,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80140 states. [2019-12-18 18:35:30,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80140 to 80140. [2019-12-18 18:35:30,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80140 states. [2019-12-18 18:35:31,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80140 states to 80140 states and 346330 transitions. [2019-12-18 18:35:31,433 INFO L78 Accepts]: Start accepts. Automaton has 80140 states and 346330 transitions. Word has length 5 [2019-12-18 18:35:31,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:35:31,433 INFO L462 AbstractCegarLoop]: Abstraction has 80140 states and 346330 transitions. [2019-12-18 18:35:31,433 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:35:31,434 INFO L276 IsEmpty]: Start isEmpty. Operand 80140 states and 346330 transitions. [2019-12-18 18:35:31,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 18:35:31,441 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:35:31,442 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:35:31,442 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:35:31,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:35:31,442 INFO L82 PathProgramCache]: Analyzing trace with hash -1795694344, now seen corresponding path program 1 times [2019-12-18 18:35:31,443 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:35:31,443 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410069765] [2019-12-18 18:35:31,443 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:35:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:35:31,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:35:31,589 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410069765] [2019-12-18 18:35:31,589 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:35:31,590 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:35:31,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039708657] [2019-12-18 18:35:31,592 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:35:31,593 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:35:31,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:35:31,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:35:31,593 INFO L87 Difference]: Start difference. First operand 80140 states and 346330 transitions. Second operand 4 states. [2019-12-18 18:35:32,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:35:32,493 INFO L93 Difference]: Finished difference Result 123388 states and 510822 transitions. [2019-12-18 18:35:32,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:35:32,494 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 18:35:32,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:35:37,135 INFO L225 Difference]: With dead ends: 123388 [2019-12-18 18:35:37,135 INFO L226 Difference]: Without dead ends: 123290 [2019-12-18 18:35:37,140 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:35:40,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123290 states. [2019-12-18 18:35:43,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123290 to 114218. [2019-12-18 18:35:43,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114218 states. [2019-12-18 18:35:44,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114218 states to 114218 states and 477794 transitions. [2019-12-18 18:35:44,251 INFO L78 Accepts]: Start accepts. Automaton has 114218 states and 477794 transitions. Word has length 13 [2019-12-18 18:35:44,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:35:44,253 INFO L462 AbstractCegarLoop]: Abstraction has 114218 states and 477794 transitions. [2019-12-18 18:35:44,253 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:35:44,253 INFO L276 IsEmpty]: Start isEmpty. Operand 114218 states and 477794 transitions. [2019-12-18 18:35:44,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 18:35:44,256 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:35:44,256 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:35:44,257 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:35:44,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:35:44,257 INFO L82 PathProgramCache]: Analyzing trace with hash -1307118492, now seen corresponding path program 1 times [2019-12-18 18:35:44,257 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:35:44,257 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304394405] [2019-12-18 18:35:44,257 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:35:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:35:44,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:35:44,364 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304394405] [2019-12-18 18:35:44,364 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:35:44,364 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:35:44,364 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465403663] [2019-12-18 18:35:44,365 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:35:44,365 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:35:44,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:35:44,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:35:44,366 INFO L87 Difference]: Start difference. First operand 114218 states and 477794 transitions. Second operand 4 states. [2019-12-18 18:35:45,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:35:45,407 INFO L93 Difference]: Finished difference Result 159677 states and 652290 transitions. [2019-12-18 18:35:45,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:35:45,408 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 18:35:45,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:35:45,876 INFO L225 Difference]: With dead ends: 159677 [2019-12-18 18:35:45,876 INFO L226 Difference]: Without dead ends: 159565 [2019-12-18 18:35:45,876 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 [2019-12-18 18:35:55,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159565 states. [2019-12-18 18:35:57,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159565 to 136035. [2019-12-18 18:35:57,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136035 states. [2019-12-18 18:35:57,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136035 states to 136035 states and 564894 transitions. [2019-12-18 18:35:57,961 INFO L78 Accepts]: Start accepts. Automaton has 136035 states and 564894 transitions. Word has length 13 [2019-12-18 18:35:57,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:35:57,961 INFO L462 AbstractCegarLoop]: Abstraction has 136035 states and 564894 transitions. [2019-12-18 18:35:57,961 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:35:57,962 INFO L276 IsEmpty]: Start isEmpty. Operand 136035 states and 564894 transitions. [2019-12-18 18:35:57,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 18:35:57,966 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:35:57,967 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:35:57,967 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:35:57,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:35:57,967 INFO L82 PathProgramCache]: Analyzing trace with hash 2137171342, now seen corresponding path program 1 times [2019-12-18 18:35:57,967 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:35:57,968 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13304696] [2019-12-18 18:35:57,968 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:35:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:35:58,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:35:58,036 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13304696] [2019-12-18 18:35:58,037 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:35:58,037 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:35:58,037 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387307386] [2019-12-18 18:35:58,037 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:35:58,041 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:35:58,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:35:58,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:35:58,041 INFO L87 Difference]: Start difference. First operand 136035 states and 564894 transitions. Second operand 3 states. [2019-12-18 18:36:00,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:36:00,252 INFO L93 Difference]: Finished difference Result 181618 states and 742473 transitions. [2019-12-18 18:36:00,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:36:00,253 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-12-18 18:36:00,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:36:00,792 INFO L225 Difference]: With dead ends: 181618 [2019-12-18 18:36:00,792 INFO L226 Difference]: Without dead ends: 181618 [2019-12-18 18:36:00,793 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:36:10,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181618 states. [2019-12-18 18:36:13,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181618 to 152081. [2019-12-18 18:36:13,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152081 states. [2019-12-18 18:36:14,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152081 states to 152081 states and 628919 transitions. [2019-12-18 18:36:14,295 INFO L78 Accepts]: Start accepts. Automaton has 152081 states and 628919 transitions. Word has length 14 [2019-12-18 18:36:14,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:36:14,295 INFO L462 AbstractCegarLoop]: Abstraction has 152081 states and 628919 transitions. [2019-12-18 18:36:14,295 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:36:14,296 INFO L276 IsEmpty]: Start isEmpty. Operand 152081 states and 628919 transitions. [2019-12-18 18:36:14,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 18:36:14,299 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:36:14,299 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:36:14,299 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:36:14,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:36:14,300 INFO L82 PathProgramCache]: Analyzing trace with hash 2137037670, now seen corresponding path program 1 times [2019-12-18 18:36:14,300 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:36:14,300 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412396760] [2019-12-18 18:36:14,301 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:36:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:36:14,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:36:14,367 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412396760] [2019-12-18 18:36:14,368 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:36:14,368 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:36:14,368 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196101076] [2019-12-18 18:36:14,368 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:36:14,369 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:36:14,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:36:14,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:36:14,369 INFO L87 Difference]: Start difference. First operand 152081 states and 628919 transitions. Second operand 4 states. [2019-12-18 18:36:20,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:36:20,491 INFO L93 Difference]: Finished difference Result 179622 states and 732719 transitions. [2019-12-18 18:36:20,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:36:20,492 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 18:36:20,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:36:21,017 INFO L225 Difference]: With dead ends: 179622 [2019-12-18 18:36:21,018 INFO L226 Difference]: Without dead ends: 179542 [2019-12-18 18:36:21,018 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 [2019-12-18 18:36:25,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179542 states. [2019-12-18 18:36:31,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179542 to 157787. [2019-12-18 18:36:31,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157787 states. [2019-12-18 18:36:32,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157787 states to 157787 states and 651479 transitions. [2019-12-18 18:36:32,381 INFO L78 Accepts]: Start accepts. Automaton has 157787 states and 651479 transitions. Word has length 14 [2019-12-18 18:36:32,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:36:32,381 INFO L462 AbstractCegarLoop]: Abstraction has 157787 states and 651479 transitions. [2019-12-18 18:36:32,381 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:36:32,381 INFO L276 IsEmpty]: Start isEmpty. Operand 157787 states and 651479 transitions. [2019-12-18 18:36:32,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 18:36:32,384 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:36:32,384 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:36:32,384 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:36:32,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:36:32,385 INFO L82 PathProgramCache]: Analyzing trace with hash -1997758702, now seen corresponding path program 1 times [2019-12-18 18:36:32,385 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:36:32,385 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229658661] [2019-12-18 18:36:32,385 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:36:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:36:32,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:36:32,446 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229658661] [2019-12-18 18:36:32,446 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:36:32,446 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:36:32,446 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683045198] [2019-12-18 18:36:32,447 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:36:32,447 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:36:32,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:36:32,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:36:32,447 INFO L87 Difference]: Start difference. First operand 157787 states and 651479 transitions. Second operand 4 states. [2019-12-18 18:36:34,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:36:34,918 INFO L93 Difference]: Finished difference Result 189091 states and 772001 transitions. [2019-12-18 18:36:34,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:36:34,918 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 18:36:34,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:36:35,485 INFO L225 Difference]: With dead ends: 189091 [2019-12-18 18:36:35,485 INFO L226 Difference]: Without dead ends: 188995 [2019-12-18 18:36:35,486 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 [2019-12-18 18:36:46,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188995 states. [2019-12-18 18:36:48,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188995 to 161868. [2019-12-18 18:36:48,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161868 states. [2019-12-18 18:36:50,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161868 states to 161868 states and 668265 transitions. [2019-12-18 18:36:50,128 INFO L78 Accepts]: Start accepts. Automaton has 161868 states and 668265 transitions. Word has length 14 [2019-12-18 18:36:50,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:36:50,128 INFO L462 AbstractCegarLoop]: Abstraction has 161868 states and 668265 transitions. [2019-12-18 18:36:50,128 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:36:50,129 INFO L276 IsEmpty]: Start isEmpty. Operand 161868 states and 668265 transitions. [2019-12-18 18:36:50,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-18 18:36:50,147 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:36:50,147 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:36:50,147 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:36:50,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:36:50,148 INFO L82 PathProgramCache]: Analyzing trace with hash -1754746770, now seen corresponding path program 1 times [2019-12-18 18:36:50,148 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:36:50,148 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162802898] [2019-12-18 18:36:50,148 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:36:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:36:50,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:36:50,198 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162802898] [2019-12-18 18:36:50,198 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:36:50,199 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 18:36:50,199 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723005862] [2019-12-18 18:36:50,199 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:36:50,199 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:36:50,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:36:50,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:36:50,200 INFO L87 Difference]: Start difference. First operand 161868 states and 668265 transitions. Second operand 3 states. [2019-12-18 18:36:50,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:36:50,994 INFO L93 Difference]: Finished difference Result 160940 states and 664422 transitions. [2019-12-18 18:36:50,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:36:50,994 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-18 18:36:50,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:36:57,858 INFO L225 Difference]: With dead ends: 160940 [2019-12-18 18:36:57,858 INFO L226 Difference]: Without dead ends: 160940 [2019-12-18 18:36:57,858 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 [2019-12-18 18:37:01,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160940 states. [2019-12-18 18:37:04,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160940 to 160940. [2019-12-18 18:37:04,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160940 states. [2019-12-18 18:37:05,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160940 states to 160940 states and 664422 transitions. [2019-12-18 18:37:05,198 INFO L78 Accepts]: Start accepts. Automaton has 160940 states and 664422 transitions. Word has length 18 [2019-12-18 18:37:05,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:37:05,198 INFO L462 AbstractCegarLoop]: Abstraction has 160940 states and 664422 transitions. [2019-12-18 18:37:05,198 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:37:05,198 INFO L276 IsEmpty]: Start isEmpty. Operand 160940 states and 664422 transitions. [2019-12-18 18:37:05,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 18:37:05,217 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:37:05,217 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:37:05,217 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:37:05,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:37:05,218 INFO L82 PathProgramCache]: Analyzing trace with hash -1406595818, now seen corresponding path program 1 times [2019-12-18 18:37:05,218 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:37:05,218 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814570897] [2019-12-18 18:37:05,218 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:37:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:37:05,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:37:05,291 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814570897] [2019-12-18 18:37:05,291 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:37:05,291 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:37:05,291 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889154127] [2019-12-18 18:37:05,292 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:37:05,292 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:37:05,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:37:05,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:37:05,292 INFO L87 Difference]: Start difference. First operand 160940 states and 664422 transitions. Second operand 4 states. [2019-12-18 18:37:11,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:37:11,623 INFO L93 Difference]: Finished difference Result 255238 states and 1058186 transitions. [2019-12-18 18:37:11,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 18:37:11,623 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-18 18:37:11,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:37:12,058 INFO L225 Difference]: With dead ends: 255238 [2019-12-18 18:37:12,058 INFO L226 Difference]: Without dead ends: 128270 [2019-12-18 18:37:12,058 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:37:20,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128270 states. [2019-12-18 18:37:22,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128270 to 128270. [2019-12-18 18:37:22,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128270 states. [2019-12-18 18:37:22,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128270 states to 128270 states and 523459 transitions. [2019-12-18 18:37:22,790 INFO L78 Accepts]: Start accepts. Automaton has 128270 states and 523459 transitions. Word has length 19 [2019-12-18 18:37:22,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:37:22,790 INFO L462 AbstractCegarLoop]: Abstraction has 128270 states and 523459 transitions. [2019-12-18 18:37:22,790 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:37:22,790 INFO L276 IsEmpty]: Start isEmpty. Operand 128270 states and 523459 transitions. [2019-12-18 18:37:22,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 18:37:22,804 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:37:22,804 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:37:22,804 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:37:22,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:37:22,804 INFO L82 PathProgramCache]: Analyzing trace with hash -2069277611, now seen corresponding path program 1 times [2019-12-18 18:37:22,805 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:37:22,805 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404855553] [2019-12-18 18:37:22,805 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:37:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:37:22,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:37:22,886 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404855553] [2019-12-18 18:37:22,886 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:37:22,888 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:37:22,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779195882] [2019-12-18 18:37:22,889 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 18:37:22,889 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:37:22,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 18:37:22,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:37:22,890 INFO L87 Difference]: Start difference. First operand 128270 states and 523459 transitions. Second operand 5 states. [2019-12-18 18:37:25,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:37:25,060 INFO L93 Difference]: Finished difference Result 169569 states and 676181 transitions. [2019-12-18 18:37:25,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-18 18:37:25,060 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-18 18:37:25,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:37:25,538 INFO L225 Difference]: With dead ends: 169569 [2019-12-18 18:37:25,538 INFO L226 Difference]: Without dead ends: 167273 [2019-12-18 18:37:25,539 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-12-18 18:37:35,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167273 states. [2019-12-18 18:37:37,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167273 to 132643. [2019-12-18 18:37:37,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132643 states. [2019-12-18 18:37:37,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132643 states to 132643 states and 541600 transitions. [2019-12-18 18:37:37,906 INFO L78 Accepts]: Start accepts. Automaton has 132643 states and 541600 transitions. Word has length 19 [2019-12-18 18:37:37,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:37:37,907 INFO L462 AbstractCegarLoop]: Abstraction has 132643 states and 541600 transitions. [2019-12-18 18:37:37,907 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 18:37:37,907 INFO L276 IsEmpty]: Start isEmpty. Operand 132643 states and 541600 transitions. [2019-12-18 18:37:37,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 18:37:37,927 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:37:37,927 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] [2019-12-18 18:37:37,927 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:37:37,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:37:37,928 INFO L82 PathProgramCache]: Analyzing trace with hash 1494619507, now seen corresponding path program 1 times [2019-12-18 18:37:37,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:37:37,928 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610923707] [2019-12-18 18:37:37,928 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:37:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:37:37,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:37:37,961 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610923707] [2019-12-18 18:37:37,961 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:37:37,961 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:37:37,961 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381731839] [2019-12-18 18:37:37,962 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:37:37,962 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:37:37,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:37:37,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:37:37,962 INFO L87 Difference]: Start difference. First operand 132643 states and 541600 transitions. Second operand 3 states. [2019-12-18 18:37:40,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:37:40,085 INFO L93 Difference]: Finished difference Result 225373 states and 923689 transitions. [2019-12-18 18:37:40,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:37:40,085 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-18 18:37:40,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:37:40,425 INFO L225 Difference]: With dead ends: 225373 [2019-12-18 18:37:40,425 INFO L226 Difference]: Without dead ends: 114993 [2019-12-18 18:37:40,425 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:37:51,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114993 states. [2019-12-18 18:37:53,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114993 to 105754. [2019-12-18 18:37:53,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105754 states. [2019-12-18 18:37:53,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105754 states to 105754 states and 434218 transitions. [2019-12-18 18:37:53,544 INFO L78 Accepts]: Start accepts. Automaton has 105754 states and 434218 transitions. Word has length 20 [2019-12-18 18:37:53,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:37:53,544 INFO L462 AbstractCegarLoop]: Abstraction has 105754 states and 434218 transitions. [2019-12-18 18:37:53,544 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:37:53,544 INFO L276 IsEmpty]: Start isEmpty. Operand 105754 states and 434218 transitions. [2019-12-18 18:37:53,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-18 18:37:53,560 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:37:53,560 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] [2019-12-18 18:37:53,560 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:37:53,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:37:53,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1548802701, now seen corresponding path program 1 times [2019-12-18 18:37:53,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:37:53,561 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928053377] [2019-12-18 18:37:53,561 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:37:53,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:37:53,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:37:53,630 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928053377] [2019-12-18 18:37:53,630 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:37:53,630 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:37:53,630 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922707261] [2019-12-18 18:37:53,630 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:37:53,631 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:37:53,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:37:53,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:37:53,631 INFO L87 Difference]: Start difference. First operand 105754 states and 434218 transitions. Second operand 3 states. [2019-12-18 18:37:54,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:37:54,134 INFO L93 Difference]: Finished difference Result 100628 states and 407277 transitions. [2019-12-18 18:37:54,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:37:54,134 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2019-12-18 18:37:54,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:37:55,432 INFO L225 Difference]: With dead ends: 100628 [2019-12-18 18:37:55,433 INFO L226 Difference]: Without dead ends: 100628 [2019-12-18 18:37:55,433 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:38:02,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100628 states. [2019-12-18 18:38:04,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100628 to 100628. [2019-12-18 18:38:04,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100628 states. [2019-12-18 18:38:04,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100628 states to 100628 states and 407277 transitions. [2019-12-18 18:38:04,488 INFO L78 Accepts]: Start accepts. Automaton has 100628 states and 407277 transitions. Word has length 21 [2019-12-18 18:38:04,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:38:04,488 INFO L462 AbstractCegarLoop]: Abstraction has 100628 states and 407277 transitions. [2019-12-18 18:38:04,488 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:38:04,488 INFO L276 IsEmpty]: Start isEmpty. Operand 100628 states and 407277 transitions. [2019-12-18 18:38:04,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-18 18:38:04,502 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:38:04,502 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] [2019-12-18 18:38:04,502 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:38:04,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:38:04,503 INFO L82 PathProgramCache]: Analyzing trace with hash -1918737222, now seen corresponding path program 1 times [2019-12-18 18:38:04,503 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:38:04,503 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307807673] [2019-12-18 18:38:04,503 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:38:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:38:04,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:38:04,554 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307807673] [2019-12-18 18:38:04,554 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:38:04,554 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:38:04,554 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164322493] [2019-12-18 18:38:04,555 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 18:38:04,555 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:38:04,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 18:38:04,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:38:04,555 INFO L87 Difference]: Start difference. First operand 100628 states and 407277 transitions. Second operand 5 states. [2019-12-18 18:38:05,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:38:05,261 INFO L93 Difference]: Finished difference Result 104069 states and 416887 transitions. [2019-12-18 18:38:05,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-18 18:38:05,262 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-12-18 18:38:05,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:38:06,495 INFO L225 Difference]: With dead ends: 104069 [2019-12-18 18:38:06,495 INFO L226 Difference]: Without dead ends: 102827 [2019-12-18 18:38:06,496 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 Received shutdown request... [2019-12-18 18:38:13,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102827 states. [2019-12-18 18:38:13,620 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-18 18:38:13,623 WARN L227 ceAbstractionStarter]: Timeout [2019-12-18 18:38:13,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 06:38:13 BasicIcfg [2019-12-18 18:38:13,624 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 18:38:13,625 INFO L168 Benchmark]: Toolchain (without parser) took 192540.41 ms. Allocated memory was 138.4 MB in the beginning and 4.0 GB in the end (delta: 3.9 GB). Free memory was 101.8 MB in the beginning and 2.9 GB in the end (delta: -2.8 GB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. [2019-12-18 18:38:13,626 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-12-18 18:38:13,627 INFO L168 Benchmark]: CACSL2BoogieTranslator took 821.22 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 154.4 MB in the end (delta: -52.8 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-12-18 18:38:13,628 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.75 ms. Allocated memory is still 202.4 MB. Free memory was 154.4 MB in the beginning and 151.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-12-18 18:38:13,629 INFO L168 Benchmark]: Boogie Preprocessor took 47.63 ms. Allocated memory is still 202.4 MB. Free memory was 151.6 MB in the beginning and 149.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-12-18 18:38:13,630 INFO L168 Benchmark]: RCFGBuilder took 833.20 ms. Allocated memory is still 202.4 MB. Free memory was 149.5 MB in the beginning and 102.4 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 7.1 GB. [2019-12-18 18:38:13,631 INFO L168 Benchmark]: TraceAbstraction took 190771.13 ms. Allocated memory was 202.4 MB in the beginning and 4.0 GB in the end (delta: 3.8 GB). Free memory was 102.4 MB in the beginning and 2.9 GB in the end (delta: -2.8 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2019-12-18 18:38:13,645 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 821.22 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 154.4 MB in the end (delta: -52.8 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 61.75 ms. Allocated memory is still 202.4 MB. Free memory was 154.4 MB in the beginning and 151.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.63 ms. Allocated memory is still 202.4 MB. Free memory was 151.6 MB in the beginning and 149.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 833.20 ms. Allocated memory is still 202.4 MB. Free memory was 149.5 MB in the beginning and 102.4 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 190771.13 ms. Allocated memory was 202.4 MB in the beginning and 4.0 GB in the end (delta: 3.8 GB). Free memory was 102.4 MB in the beginning and 2.9 GB in the end (delta: -2.8 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.8s, 163 ProgramPointsBefore, 83 ProgramPointsAfterwards, 194 TransitionsBefore, 92 TransitionsAfterwards, 16696 CoEnabledTransitionPairs, 7 FixpointIterations, 32 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 35 ConcurrentYvCompositions, 26 ChoiceCompositions, 6709 VarBasedMoverChecksPositive, 292 VarBasedMoverChecksNegative, 116 SemBasedMoverChecksPositive, 259 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.8s, 0 MoverChecksTotal, 66094 CheckedPairsTotal, 112 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 154 locations, 2 error locations. Result: TIMEOUT, OverallTime: 190.5s, OverallIterations: 12, TraceHistogramMax: 1, AutomataDifference: 46.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1601 SDtfs, 1376 SDslu, 1870 SDs, 0 SdLazy, 1141 SolverSat, 59 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 11 SyntacticMatches, 4 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161868occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 124.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 154890 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 192 NumberOfCodeBlocks, 192 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 180 ConstructedInterpolants, 0 QuantifiedInterpolants, 10742 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