/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-NoLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix033_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-19 02:04:08,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-19 02:04:08,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-19 02:04:08,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-19 02:04:08,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-19 02:04:08,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-19 02:04:08,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-19 02:04:08,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-19 02:04:08,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-19 02:04:08,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-19 02:04:08,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-19 02:04:08,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-19 02:04:08,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-19 02:04:08,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-19 02:04:08,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-19 02:04:08,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-19 02:04:08,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-19 02:04:08,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-19 02:04:08,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-19 02:04:08,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-19 02:04:08,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-19 02:04:08,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-19 02:04:08,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-19 02:04:08,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-19 02:04:08,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-19 02:04:08,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-19 02:04:08,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-19 02:04:08,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-19 02:04:08,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-19 02:04:08,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-19 02:04:08,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-19 02:04:08,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-19 02:04:08,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-19 02:04:08,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-19 02:04:08,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-19 02:04:08,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-19 02:04:08,864 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-19 02:04:08,864 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-19 02:04:08,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-19 02:04:08,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-19 02:04:08,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-19 02:04:08,866 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-NoLbe.epf [2019-12-19 02:04:08,881 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-19 02:04:08,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-19 02:04:08,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-19 02:04:08,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-19 02:04:08,883 INFO L138 SettingsManager]: * Use SBE=true [2019-12-19 02:04:08,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-19 02:04:08,883 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-19 02:04:08,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-19 02:04:08,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-19 02:04:08,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-19 02:04:08,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-19 02:04:08,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-19 02:04:08,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-19 02:04:08,884 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-19 02:04:08,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-19 02:04:08,885 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-19 02:04:08,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-19 02:04:08,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-19 02:04:08,885 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-19 02:04:08,885 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-19 02:04:08,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-19 02:04:08,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-19 02:04:08,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-19 02:04:08,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-19 02:04:08,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-19 02:04:08,887 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-19 02:04:08,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-19 02:04:08,887 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2019-12-19 02:04:08,887 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-19 02:04:08,887 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-19 02:04:09,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-19 02:04:09,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-19 02:04:09,172 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-19 02:04:09,173 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-19 02:04:09,173 INFO L275 PluginConnector]: CDTParser initialized [2019-12-19 02:04:09,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix033_power.opt.i [2019-12-19 02:04:09,247 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3f961a01/7118dc185be546c0ae8f059bee8bcd5f/FLAGa09be54ec [2019-12-19 02:04:09,822 INFO L306 CDTParser]: Found 1 translation units. [2019-12-19 02:04:09,823 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix033_power.opt.i [2019-12-19 02:04:09,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3f961a01/7118dc185be546c0ae8f059bee8bcd5f/FLAGa09be54ec [2019-12-19 02:04:10,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3f961a01/7118dc185be546c0ae8f059bee8bcd5f [2019-12-19 02:04:10,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-19 02:04:10,077 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-19 02:04:10,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-19 02:04:10,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-19 02:04:10,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-19 02:04:10,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 02:04:10" (1/1) ... [2019-12-19 02:04:10,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6013c5e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:04:10, skipping insertion in model container [2019-12-19 02:04:10,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 02:04:10" (1/1) ... [2019-12-19 02:04:10,093 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-19 02:04:10,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-19 02:04:10,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-19 02:04:10,678 INFO L203 MainTranslator]: Completed pre-run [2019-12-19 02:04:10,746 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-19 02:04:10,816 INFO L208 MainTranslator]: Completed translation [2019-12-19 02:04:10,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:04:10 WrapperNode [2019-12-19 02:04:10,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-19 02:04:10,817 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-19 02:04:10,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-19 02:04:10,818 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-19 02:04:10,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:04:10" (1/1) ... [2019-12-19 02:04:10,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:04:10" (1/1) ... [2019-12-19 02:04:10,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-19 02:04:10,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-19 02:04:10,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-19 02:04:10,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-19 02:04:10,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:04:10" (1/1) ... [2019-12-19 02:04:10,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:04:10" (1/1) ... [2019-12-19 02:04:10,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:04:10" (1/1) ... [2019-12-19 02:04:10,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:04:10" (1/1) ... [2019-12-19 02:04:10,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:04:10" (1/1) ... [2019-12-19 02:04:10,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:04:10" (1/1) ... [2019-12-19 02:04:10,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:04:10" (1/1) ... [2019-12-19 02:04:10,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-19 02:04:10,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-19 02:04:10,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-19 02:04:10,914 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-19 02:04:10,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:04:10" (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 [2019-12-19 02:04:10,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-19 02:04:10,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-19 02:04:10,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-19 02:04:10,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-19 02:04:10,981 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-19 02:04:10,982 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-19 02:04:10,982 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-19 02:04:10,982 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-19 02:04:10,982 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-19 02:04:10,982 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-19 02:04:10,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-19 02:04:10,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-19 02:04:10,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-19 02:04:10,984 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-19 02:04:11,659 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-19 02:04:11,659 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-19 02:04:11,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 02:04:11 BoogieIcfgContainer [2019-12-19 02:04:11,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-19 02:04:11,662 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-19 02:04:11,662 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-19 02:04:11,665 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-19 02:04:11,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 02:04:10" (1/3) ... [2019-12-19 02:04:11,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573a8c27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 02:04:11, skipping insertion in model container [2019-12-19 02:04:11,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:04:10" (2/3) ... [2019-12-19 02:04:11,667 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573a8c27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 02:04:11, skipping insertion in model container [2019-12-19 02:04:11,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 02:04:11" (3/3) ... [2019-12-19 02:04:11,669 INFO L109 eAbstractionObserver]: Analyzing ICFG mix033_power.opt.i [2019-12-19 02:04:11,679 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-19 02:04:11,679 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-19 02:04:11,686 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-19 02:04:11,687 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-19 02:04:11,724 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,725 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,725 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,725 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,726 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,726 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,727 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,727 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,728 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,728 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,728 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,728 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,728 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,729 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,729 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,729 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,730 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,730 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,730 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,730 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,731 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,731 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,731 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,733 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,733 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,733 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,734 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,734 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,737 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,738 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,738 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,739 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,739 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,740 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,740 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,741 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,742 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,743 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,744 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,745 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,745 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,745 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,746 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,746 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,746 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,747 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,747 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,747 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,747 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,747 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,748 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,748 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,751 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,751 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,752 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,752 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,752 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,752 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,753 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,753 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,753 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,753 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,754 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,755 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,755 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,755 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,755 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,756 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,756 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,756 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,757 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,757 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,757 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,757 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,758 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,758 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,758 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,758 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,759 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,759 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,760 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,760 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,760 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,760 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,761 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,761 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,762 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,762 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,762 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,762 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,762 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,763 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,763 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,763 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,763 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,764 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,764 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,765 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,779 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,780 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,783 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,783 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,786 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,787 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,787 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,788 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,789 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,789 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,790 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,790 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,790 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,790 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,790 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,791 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,793 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,793 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,793 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,794 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,794 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,794 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,796 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,796 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,796 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,796 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,797 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,797 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,797 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,797 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,797 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,797 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,798 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,798 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,798 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,798 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,801 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,802 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,802 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,802 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,805 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,806 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,806 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,806 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,806 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,806 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,807 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,807 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,807 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,807 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,807 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,807 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,810 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,810 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,810 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,810 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,812 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,812 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,812 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,813 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,813 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,813 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,813 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,813 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,814 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,814 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,814 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,814 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:04:11,831 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-19 02:04:11,849 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-19 02:04:11,849 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-19 02:04:11,849 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-19 02:04:11,849 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-19 02:04:11,850 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-19 02:04:11,850 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-19 02:04:11,850 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-19 02:04:11,850 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-19 02:04:11,862 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 155 places, 180 transitions [2019-12-19 02:04:31,843 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 111190 states. [2019-12-19 02:04:31,845 INFO L276 IsEmpty]: Start isEmpty. Operand 111190 states. [2019-12-19 02:04:31,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-19 02:04:31,860 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:04:31,861 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:04:31,862 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:04:31,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:04:31,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1240586245, now seen corresponding path program 1 times [2019-12-19 02:04:31,875 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:04:31,875 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570857738] [2019-12-19 02:04:31,875 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:04:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:04:32,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:04:32,215 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570857738] [2019-12-19 02:04:32,216 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:04:32,217 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-19 02:04:32,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894333234] [2019-12-19 02:04:32,223 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-19 02:04:32,224 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:04:32,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-19 02:04:32,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-19 02:04:32,242 INFO L87 Difference]: Start difference. First operand 111190 states. Second operand 4 states. [2019-12-19 02:04:33,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:04:33,684 INFO L93 Difference]: Finished difference Result 114118 states and 522354 transitions. [2019-12-19 02:04:33,684 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-19 02:04:33,686 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2019-12-19 02:04:33,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:04:34,416 INFO L225 Difference]: With dead ends: 114118 [2019-12-19 02:04:34,416 INFO L226 Difference]: Without dead ends: 82838 [2019-12-19 02:04:34,420 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-19 02:04:38,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82838 states. [2019-12-19 02:04:40,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82838 to 82838. [2019-12-19 02:04:40,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82838 states. [2019-12-19 02:04:41,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82838 states to 82838 states and 380414 transitions. [2019-12-19 02:04:41,280 INFO L78 Accepts]: Start accepts. Automaton has 82838 states and 380414 transitions. Word has length 49 [2019-12-19 02:04:41,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:04:41,281 INFO L462 AbstractCegarLoop]: Abstraction has 82838 states and 380414 transitions. [2019-12-19 02:04:41,281 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-19 02:04:41,281 INFO L276 IsEmpty]: Start isEmpty. Operand 82838 states and 380414 transitions. [2019-12-19 02:04:41,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-19 02:04:41,298 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:04:41,298 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:04:41,299 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:04:41,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:04:41,300 INFO L82 PathProgramCache]: Analyzing trace with hash 202337023, now seen corresponding path program 1 times [2019-12-19 02:04:41,300 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:04:41,300 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445101600] [2019-12-19 02:04:41,300 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:04:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:04:41,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:04:41,449 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445101600] [2019-12-19 02:04:41,449 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:04:41,450 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-19 02:04:41,450 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96379246] [2019-12-19 02:04:41,453 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-19 02:04:41,453 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:04:41,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-19 02:04:41,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-19 02:04:41,454 INFO L87 Difference]: Start difference. First operand 82838 states and 380414 transitions. Second operand 5 states. [2019-12-19 02:04:46,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:04:46,026 INFO L93 Difference]: Finished difference Result 129238 states and 566706 transitions. [2019-12-19 02:04:46,026 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-19 02:04:46,026 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2019-12-19 02:04:46,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:04:46,614 INFO L225 Difference]: With dead ends: 129238 [2019-12-19 02:04:46,614 INFO L226 Difference]: Without dead ends: 126478 [2019-12-19 02:04:46,615 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-12-19 02:04:47,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126478 states. [2019-12-19 02:04:50,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126478 to 119962. [2019-12-19 02:04:50,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119962 states. [2019-12-19 02:04:50,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119962 states to 119962 states and 531553 transitions. [2019-12-19 02:04:50,930 INFO L78 Accepts]: Start accepts. Automaton has 119962 states and 531553 transitions. Word has length 57 [2019-12-19 02:04:50,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:04:50,931 INFO L462 AbstractCegarLoop]: Abstraction has 119962 states and 531553 transitions. [2019-12-19 02:04:50,931 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-19 02:04:50,931 INFO L276 IsEmpty]: Start isEmpty. Operand 119962 states and 531553 transitions. [2019-12-19 02:04:50,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-19 02:04:50,947 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:04:50,947 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:04:50,947 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:04:50,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:04:50,948 INFO L82 PathProgramCache]: Analyzing trace with hash 78981363, now seen corresponding path program 1 times [2019-12-19 02:04:50,948 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:04:50,948 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187980373] [2019-12-19 02:04:50,948 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:04:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:04:51,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:04:51,052 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187980373] [2019-12-19 02:04:51,052 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:04:51,053 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-19 02:04:51,053 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570540677] [2019-12-19 02:04:51,054 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-19 02:04:51,054 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:04:51,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-19 02:04:51,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-19 02:04:51,055 INFO L87 Difference]: Start difference. First operand 119962 states and 531553 transitions. Second operand 5 states. [2019-12-19 02:04:56,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:04:56,888 INFO L93 Difference]: Finished difference Result 156374 states and 680702 transitions. [2019-12-19 02:04:56,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-19 02:04:56,889 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2019-12-19 02:04:56,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:04:57,389 INFO L225 Difference]: With dead ends: 156374 [2019-12-19 02:04:57,390 INFO L226 Difference]: Without dead ends: 154134 [2019-12-19 02:04:57,390 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-12-19 02:04:58,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154134 states. [2019-12-19 02:05:04,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154134 to 132946. [2019-12-19 02:05:04,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132946 states. [2019-12-19 02:05:04,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132946 states to 132946 states and 585327 transitions. [2019-12-19 02:05:04,684 INFO L78 Accepts]: Start accepts. Automaton has 132946 states and 585327 transitions. Word has length 58 [2019-12-19 02:05:04,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:05:04,684 INFO L462 AbstractCegarLoop]: Abstraction has 132946 states and 585327 transitions. [2019-12-19 02:05:04,684 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-19 02:05:04,684 INFO L276 IsEmpty]: Start isEmpty. Operand 132946 states and 585327 transitions. [2019-12-19 02:05:04,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-19 02:05:04,706 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:05:04,707 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:05:04,707 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:05:04,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:05:04,707 INFO L82 PathProgramCache]: Analyzing trace with hash -1427172935, now seen corresponding path program 1 times [2019-12-19 02:05:04,708 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:05:04,708 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780560597] [2019-12-19 02:05:04,708 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:05:04,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:05:04,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:05:04,779 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780560597] [2019-12-19 02:05:04,779 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:05:04,780 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-19 02:05:04,780 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248735424] [2019-12-19 02:05:04,781 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-19 02:05:04,781 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:05:04,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-19 02:05:04,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-19 02:05:04,782 INFO L87 Difference]: Start difference. First operand 132946 states and 585327 transitions. Second operand 3 states. [2019-12-19 02:05:06,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:05:06,571 INFO L93 Difference]: Finished difference Result 171278 states and 741344 transitions. [2019-12-19 02:05:06,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-19 02:05:06,572 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-12-19 02:05:06,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:05:07,087 INFO L225 Difference]: With dead ends: 171278 [2019-12-19 02:05:07,087 INFO L226 Difference]: Without dead ends: 171278 [2019-12-19 02:05:07,088 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 [2019-12-19 02:05:14,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171278 states. [2019-12-19 02:05:16,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171278 to 152002. [2019-12-19 02:05:16,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152002 states. [2019-12-19 02:05:18,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152002 states to 152002 states and 663355 transitions. [2019-12-19 02:05:18,244 INFO L78 Accepts]: Start accepts. Automaton has 152002 states and 663355 transitions. Word has length 60 [2019-12-19 02:05:18,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:05:18,244 INFO L462 AbstractCegarLoop]: Abstraction has 152002 states and 663355 transitions. [2019-12-19 02:05:18,244 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-19 02:05:18,245 INFO L276 IsEmpty]: Start isEmpty. Operand 152002 states and 663355 transitions. [2019-12-19 02:05:18,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-19 02:05:18,285 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:05:18,285 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:05:18,285 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:05:18,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:05:18,286 INFO L82 PathProgramCache]: Analyzing trace with hash -1089487996, now seen corresponding path program 1 times [2019-12-19 02:05:18,286 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:05:18,286 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54309487] [2019-12-19 02:05:18,287 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:05:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:05:18,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:05:18,379 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54309487] [2019-12-19 02:05:18,379 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:05:18,379 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-19 02:05:18,379 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399478555] [2019-12-19 02:05:18,380 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-19 02:05:18,380 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:05:18,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-19 02:05:18,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-19 02:05:18,381 INFO L87 Difference]: Start difference. First operand 152002 states and 663355 transitions. Second operand 6 states. [2019-12-19 02:05:25,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:05:25,328 INFO L93 Difference]: Finished difference Result 196526 states and 843640 transitions. [2019-12-19 02:05:25,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-12-19 02:05:25,329 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2019-12-19 02:05:25,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:05:25,957 INFO L225 Difference]: With dead ends: 196526 [2019-12-19 02:05:25,957 INFO L226 Difference]: Without dead ends: 193926 [2019-12-19 02:05:25,958 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2019-12-19 02:05:27,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193926 states. [2019-12-19 02:05:30,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193926 to 153898. [2019-12-19 02:05:30,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153898 states. [2019-12-19 02:05:31,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153898 states to 153898 states and 672397 transitions. [2019-12-19 02:05:31,537 INFO L78 Accepts]: Start accepts. Automaton has 153898 states and 672397 transitions. Word has length 64 [2019-12-19 02:05:31,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:05:31,537 INFO L462 AbstractCegarLoop]: Abstraction has 153898 states and 672397 transitions. [2019-12-19 02:05:31,538 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-19 02:05:31,538 INFO L276 IsEmpty]: Start isEmpty. Operand 153898 states and 672397 transitions. [2019-12-19 02:05:31,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-19 02:05:31,577 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:05:31,577 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:05:31,577 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:05:31,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:05:31,578 INFO L82 PathProgramCache]: Analyzing trace with hash -780589605, now seen corresponding path program 1 times [2019-12-19 02:05:31,578 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:05:31,578 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631259419] [2019-12-19 02:05:31,578 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:05:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:05:31,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:05:31,706 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631259419] [2019-12-19 02:05:31,706 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:05:31,706 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-19 02:05:31,706 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089272395] [2019-12-19 02:05:31,707 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-19 02:05:31,707 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:05:31,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-19 02:05:31,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-19 02:05:31,708 INFO L87 Difference]: Start difference. First operand 153898 states and 672397 transitions. Second operand 6 states. [2019-12-19 02:05:34,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:05:34,510 INFO L93 Difference]: Finished difference Result 213002 states and 921029 transitions. [2019-12-19 02:05:34,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-19 02:05:34,510 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2019-12-19 02:05:34,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:05:35,233 INFO L225 Difference]: With dead ends: 213002 [2019-12-19 02:05:35,233 INFO L226 Difference]: Without dead ends: 209098 [2019-12-19 02:05:35,233 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-12-19 02:05:43,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209098 states. [2019-12-19 02:05:47,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209098 to 196110. [2019-12-19 02:05:47,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196110 states. [2019-12-19 02:05:48,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196110 states to 196110 states and 850980 transitions. [2019-12-19 02:05:48,958 INFO L78 Accepts]: Start accepts. Automaton has 196110 states and 850980 transitions. Word has length 64 [2019-12-19 02:05:48,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:05:48,958 INFO L462 AbstractCegarLoop]: Abstraction has 196110 states and 850980 transitions. [2019-12-19 02:05:48,958 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-19 02:05:48,959 INFO L276 IsEmpty]: Start isEmpty. Operand 196110 states and 850980 transitions. [2019-12-19 02:05:49,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-19 02:05:49,021 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:05:49,021 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:05:49,021 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:05:49,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:05:49,022 INFO L82 PathProgramCache]: Analyzing trace with hash 1717426332, now seen corresponding path program 1 times [2019-12-19 02:05:49,022 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:05:49,022 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752324513] [2019-12-19 02:05:49,022 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:05:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:05:49,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:05:49,145 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752324513] [2019-12-19 02:05:49,145 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:05:49,145 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-12-19 02:05:49,146 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739510657] [2019-12-19 02:05:49,146 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-19 02:05:49,146 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:05:49,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-19 02:05:49,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-12-19 02:05:49,147 INFO L87 Difference]: Start difference. First operand 196110 states and 850980 transitions. Second operand 7 states. [2019-12-19 02:05:58,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:05:58,187 INFO L93 Difference]: Finished difference Result 284570 states and 1194513 transitions. [2019-12-19 02:05:58,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-19 02:05:58,187 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2019-12-19 02:05:58,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:05:59,993 INFO L225 Difference]: With dead ends: 284570 [2019-12-19 02:05:59,994 INFO L226 Difference]: Without dead ends: 284570 [2019-12-19 02:05:59,994 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2019-12-19 02:06:01,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284570 states. [2019-12-19 02:06:07,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284570 to 232542. [2019-12-19 02:06:07,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232542 states. [2019-12-19 02:06:18,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232542 states to 232542 states and 990000 transitions. [2019-12-19 02:06:18,958 INFO L78 Accepts]: Start accepts. Automaton has 232542 states and 990000 transitions. Word has length 64 [2019-12-19 02:06:18,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:06:18,958 INFO L462 AbstractCegarLoop]: Abstraction has 232542 states and 990000 transitions. [2019-12-19 02:06:18,958 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-19 02:06:18,959 INFO L276 IsEmpty]: Start isEmpty. Operand 232542 states and 990000 transitions. [2019-12-19 02:06:19,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-19 02:06:19,011 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:06:19,011 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:06:19,012 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:06:19,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:06:19,012 INFO L82 PathProgramCache]: Analyzing trace with hash -1690037283, now seen corresponding path program 1 times [2019-12-19 02:06:19,012 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:06:19,012 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086778659] [2019-12-19 02:06:19,012 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:06:19,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:06:19,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:06:19,113 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086778659] [2019-12-19 02:06:19,113 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:06:19,113 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-19 02:06:19,113 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700080168] [2019-12-19 02:06:19,114 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-19 02:06:19,114 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:06:19,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-19 02:06:19,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-19 02:06:19,115 INFO L87 Difference]: Start difference. First operand 232542 states and 990000 transitions. Second operand 3 states. [2019-12-19 02:06:20,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:06:20,075 INFO L93 Difference]: Finished difference Result 176406 states and 746630 transitions. [2019-12-19 02:06:20,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-19 02:06:20,075 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2019-12-19 02:06:20,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:06:22,386 INFO L225 Difference]: With dead ends: 176406 [2019-12-19 02:06:22,386 INFO L226 Difference]: Without dead ends: 174390 [2019-12-19 02:06:22,387 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-19 02:06:23,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174390 states. [2019-12-19 02:06:32,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174390 to 168526. [2019-12-19 02:06:32,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168526 states. [2019-12-19 02:06:33,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168526 states to 168526 states and 716204 transitions. [2019-12-19 02:06:33,482 INFO L78 Accepts]: Start accepts. Automaton has 168526 states and 716204 transitions. Word has length 64 [2019-12-19 02:06:33,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:06:33,483 INFO L462 AbstractCegarLoop]: Abstraction has 168526 states and 716204 transitions. [2019-12-19 02:06:33,483 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-19 02:06:33,483 INFO L276 IsEmpty]: Start isEmpty. Operand 168526 states and 716204 transitions. [2019-12-19 02:06:33,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-19 02:06:33,520 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:06:33,520 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:06:33,520 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:06:33,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:06:33,521 INFO L82 PathProgramCache]: Analyzing trace with hash -692262894, now seen corresponding path program 1 times [2019-12-19 02:06:33,521 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:06:33,521 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802529551] [2019-12-19 02:06:33,521 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:06:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:06:33,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:06:33,658 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802529551] [2019-12-19 02:06:33,658 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:06:33,658 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-19 02:06:33,661 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887617296] [2019-12-19 02:06:33,661 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-19 02:06:33,661 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:06:33,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-19 02:06:33,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-19 02:06:33,662 INFO L87 Difference]: Start difference. First operand 168526 states and 716204 transitions. Second operand 6 states. [2019-12-19 02:06:36,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:06:36,370 INFO L93 Difference]: Finished difference Result 219178 states and 906713 transitions. [2019-12-19 02:06:36,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-19 02:06:36,371 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2019-12-19 02:06:36,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:06:43,956 INFO L225 Difference]: With dead ends: 219178 [2019-12-19 02:06:43,956 INFO L226 Difference]: Without dead ends: 219178 [2019-12-19 02:06:43,957 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2019-12-19 02:06:45,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219178 states. [2019-12-19 02:06:48,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219178 to 184426. [2019-12-19 02:06:48,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184426 states. [2019-12-19 02:06:49,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184426 states to 184426 states and 773981 transitions. [2019-12-19 02:06:49,705 INFO L78 Accepts]: Start accepts. Automaton has 184426 states and 773981 transitions. Word has length 65 [2019-12-19 02:06:49,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:06:49,705 INFO L462 AbstractCegarLoop]: Abstraction has 184426 states and 773981 transitions. [2019-12-19 02:06:49,705 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-19 02:06:49,706 INFO L276 IsEmpty]: Start isEmpty. Operand 184426 states and 773981 transitions. [2019-12-19 02:06:49,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-19 02:06:49,750 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:06:49,751 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:06:49,751 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:06:49,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:06:49,751 INFO L82 PathProgramCache]: Analyzing trace with hash 195240787, now seen corresponding path program 1 times [2019-12-19 02:06:49,752 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:06:49,752 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875489186] [2019-12-19 02:06:49,752 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:06:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:06:49,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:06:49,820 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875489186] [2019-12-19 02:06:49,821 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:06:49,821 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-19 02:06:49,821 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823476079] [2019-12-19 02:06:49,821 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-19 02:06:49,822 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:06:49,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-19 02:06:49,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-19 02:06:49,822 INFO L87 Difference]: Start difference. First operand 184426 states and 773981 transitions. Second operand 4 states. [2019-12-19 02:06:56,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:06:56,688 INFO L93 Difference]: Finished difference Result 150715 states and 615562 transitions. [2019-12-19 02:06:56,688 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-19 02:06:56,689 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 65 [2019-12-19 02:06:56,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:06:57,142 INFO L225 Difference]: With dead ends: 150715 [2019-12-19 02:06:57,142 INFO L226 Difference]: Without dead ends: 145079 [2019-12-19 02:06:57,143 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-19 02:06:57,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145079 states. [2019-12-19 02:07:00,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145079 to 145079. [2019-12-19 02:07:00,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145079 states. [2019-12-19 02:07:01,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145079 states to 145079 states and 595921 transitions. [2019-12-19 02:07:01,133 INFO L78 Accepts]: Start accepts. Automaton has 145079 states and 595921 transitions. Word has length 65 [2019-12-19 02:07:01,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:07:01,133 INFO L462 AbstractCegarLoop]: Abstraction has 145079 states and 595921 transitions. [2019-12-19 02:07:01,133 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-19 02:07:01,133 INFO L276 IsEmpty]: Start isEmpty. Operand 145079 states and 595921 transitions. [2019-12-19 02:07:01,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-19 02:07:01,160 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:07:01,160 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:07:01,160 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:07:01,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:07:01,160 INFO L82 PathProgramCache]: Analyzing trace with hash 254260609, now seen corresponding path program 1 times [2019-12-19 02:07:01,161 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:07:01,161 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955189124] [2019-12-19 02:07:01,161 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:07:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:07:01,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:07:01,227 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955189124] [2019-12-19 02:07:01,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:07:01,228 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-19 02:07:01,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848531568] [2019-12-19 02:07:01,228 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-19 02:07:01,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:07:01,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-19 02:07:01,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-19 02:07:01,229 INFO L87 Difference]: Start difference. First operand 145079 states and 595921 transitions. Second operand 5 states. [2019-12-19 02:07:01,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:07:01,382 INFO L93 Difference]: Finished difference Result 26546 states and 98279 transitions. [2019-12-19 02:07:01,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-19 02:07:01,382 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2019-12-19 02:07:01,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:07:01,440 INFO L225 Difference]: With dead ends: 26546 [2019-12-19 02:07:01,440 INFO L226 Difference]: Without dead ends: 22040 [2019-12-19 02:07:01,440 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-19 02:07:01,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22040 states. [2019-12-19 02:07:02,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22040 to 21848. [2019-12-19 02:07:02,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21848 states. [2019-12-19 02:07:02,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21848 states to 21848 states and 79587 transitions. [2019-12-19 02:07:02,737 INFO L78 Accepts]: Start accepts. Automaton has 21848 states and 79587 transitions. Word has length 66 [2019-12-19 02:07:02,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:07:02,737 INFO L462 AbstractCegarLoop]: Abstraction has 21848 states and 79587 transitions. [2019-12-19 02:07:02,737 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-19 02:07:02,737 INFO L276 IsEmpty]: Start isEmpty. Operand 21848 states and 79587 transitions. [2019-12-19 02:07:02,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-19 02:07:02,748 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:07:02,748 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:07:02,748 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:07:02,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:07:02,748 INFO L82 PathProgramCache]: Analyzing trace with hash 1014494251, now seen corresponding path program 1 times [2019-12-19 02:07:02,749 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:07:02,749 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441984498] [2019-12-19 02:07:02,749 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:07:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:07:02,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:07:02,805 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441984498] [2019-12-19 02:07:02,805 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:07:02,805 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-19 02:07:02,806 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027460486] [2019-12-19 02:07:02,806 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-19 02:07:02,806 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:07:02,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-19 02:07:02,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-19 02:07:02,807 INFO L87 Difference]: Start difference. First operand 21848 states and 79587 transitions. Second operand 4 states. [2019-12-19 02:07:03,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:07:03,074 INFO L93 Difference]: Finished difference Result 25694 states and 92963 transitions. [2019-12-19 02:07:03,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-19 02:07:03,075 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 75 [2019-12-19 02:07:03,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:07:03,142 INFO L225 Difference]: With dead ends: 25694 [2019-12-19 02:07:03,143 INFO L226 Difference]: Without dead ends: 25694 [2019-12-19 02:07:03,143 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-19 02:07:03,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25694 states. [2019-12-19 02:07:03,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25694 to 23606. [2019-12-19 02:07:03,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23606 states. [2019-12-19 02:07:03,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23606 states to 23606 states and 85589 transitions. [2019-12-19 02:07:03,548 INFO L78 Accepts]: Start accepts. Automaton has 23606 states and 85589 transitions. Word has length 75 [2019-12-19 02:07:03,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:07:03,548 INFO L462 AbstractCegarLoop]: Abstraction has 23606 states and 85589 transitions. [2019-12-19 02:07:03,548 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-19 02:07:03,548 INFO L276 IsEmpty]: Start isEmpty. Operand 23606 states and 85589 transitions. [2019-12-19 02:07:03,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-19 02:07:03,561 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:07:03,562 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:07:03,562 INFO L410 AbstractCegarLoop]: === Iteration 13 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:07:03,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:07:03,562 INFO L82 PathProgramCache]: Analyzing trace with hash -1537662710, now seen corresponding path program 1 times [2019-12-19 02:07:03,562 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:07:03,563 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941061305] [2019-12-19 02:07:03,563 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:07:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:07:03,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:07:03,630 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941061305] [2019-12-19 02:07:03,630 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:07:03,630 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-19 02:07:03,630 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887744470] [2019-12-19 02:07:03,631 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-19 02:07:03,631 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:07:03,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-19 02:07:03,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-19 02:07:03,632 INFO L87 Difference]: Start difference. First operand 23606 states and 85589 transitions. Second operand 6 states. [2019-12-19 02:07:04,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:07:04,107 INFO L93 Difference]: Finished difference Result 30242 states and 108462 transitions. [2019-12-19 02:07:04,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-19 02:07:04,108 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 75 [2019-12-19 02:07:04,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:07:04,185 INFO L225 Difference]: With dead ends: 30242 [2019-12-19 02:07:04,185 INFO L226 Difference]: Without dead ends: 30062 [2019-12-19 02:07:04,185 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-12-19 02:07:04,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30062 states. [2019-12-19 02:07:06,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30062 to 26284. [2019-12-19 02:07:06,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26284 states. [2019-12-19 02:07:06,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26284 states to 26284 states and 94909 transitions. [2019-12-19 02:07:06,459 INFO L78 Accepts]: Start accepts. Automaton has 26284 states and 94909 transitions. Word has length 75 [2019-12-19 02:07:06,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:07:06,459 INFO L462 AbstractCegarLoop]: Abstraction has 26284 states and 94909 transitions. [2019-12-19 02:07:06,459 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-19 02:07:06,459 INFO L276 IsEmpty]: Start isEmpty. Operand 26284 states and 94909 transitions. [2019-12-19 02:07:06,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-19 02:07:06,478 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:07:06,478 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:07:06,478 INFO L410 AbstractCegarLoop]: === Iteration 14 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:07:06,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:07:06,479 INFO L82 PathProgramCache]: Analyzing trace with hash 785293353, now seen corresponding path program 1 times [2019-12-19 02:07:06,479 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:07:06,484 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52619344] [2019-12-19 02:07:06,485 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:07:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:07:06,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:07:06,556 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52619344] [2019-12-19 02:07:06,556 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:07:06,557 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-19 02:07:06,557 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736521966] [2019-12-19 02:07:06,557 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-19 02:07:06,557 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:07:06,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-19 02:07:06,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-19 02:07:06,561 INFO L87 Difference]: Start difference. First operand 26284 states and 94909 transitions. Second operand 4 states. [2019-12-19 02:07:06,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:07:06,937 INFO L93 Difference]: Finished difference Result 34918 states and 124770 transitions. [2019-12-19 02:07:06,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-19 02:07:06,938 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 79 [2019-12-19 02:07:06,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:07:07,004 INFO L225 Difference]: With dead ends: 34918 [2019-12-19 02:07:07,004 INFO L226 Difference]: Without dead ends: 34918 [2019-12-19 02:07:07,004 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-19 02:07:07,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34918 states. [2019-12-19 02:07:07,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34918 to 29737. [2019-12-19 02:07:07,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29737 states. [2019-12-19 02:07:07,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29737 states to 29737 states and 106662 transitions. [2019-12-19 02:07:07,521 INFO L78 Accepts]: Start accepts. Automaton has 29737 states and 106662 transitions. Word has length 79 [2019-12-19 02:07:07,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:07:07,521 INFO L462 AbstractCegarLoop]: Abstraction has 29737 states and 106662 transitions. [2019-12-19 02:07:07,521 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-19 02:07:07,522 INFO L276 IsEmpty]: Start isEmpty. Operand 29737 states and 106662 transitions. [2019-12-19 02:07:07,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-19 02:07:07,544 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:07:07,545 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:07:07,545 INFO L410 AbstractCegarLoop]: === Iteration 15 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:07:07,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:07:07,545 INFO L82 PathProgramCache]: Analyzing trace with hash 2030057834, now seen corresponding path program 1 times [2019-12-19 02:07:07,545 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:07:07,545 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311961110] [2019-12-19 02:07:07,545 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:07:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:07:07,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:07:07,638 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311961110] [2019-12-19 02:07:07,638 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:07:07,639 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-19 02:07:07,639 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561971424] [2019-12-19 02:07:07,639 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-19 02:07:07,639 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:07:07,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-19 02:07:07,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-19 02:07:07,640 INFO L87 Difference]: Start difference. First operand 29737 states and 106662 transitions. Second operand 6 states. [2019-12-19 02:07:08,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:07:08,594 INFO L93 Difference]: Finished difference Result 34482 states and 121691 transitions. [2019-12-19 02:07:08,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-19 02:07:08,595 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 79 [2019-12-19 02:07:08,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:07:08,658 INFO L225 Difference]: With dead ends: 34482 [2019-12-19 02:07:08,658 INFO L226 Difference]: Without dead ends: 34482 [2019-12-19 02:07:08,659 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-12-19 02:07:08,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34482 states. [2019-12-19 02:07:09,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34482 to 33417. [2019-12-19 02:07:09,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33417 states. [2019-12-19 02:07:09,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33417 states to 33417 states and 118240 transitions. [2019-12-19 02:07:09,206 INFO L78 Accepts]: Start accepts. Automaton has 33417 states and 118240 transitions. Word has length 79 [2019-12-19 02:07:09,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:07:09,206 INFO L462 AbstractCegarLoop]: Abstraction has 33417 states and 118240 transitions. [2019-12-19 02:07:09,206 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-19 02:07:09,206 INFO L276 IsEmpty]: Start isEmpty. Operand 33417 states and 118240 transitions. [2019-12-19 02:07:09,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-19 02:07:09,231 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:07:09,232 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:07:09,232 INFO L410 AbstractCegarLoop]: === Iteration 16 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:07:09,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:07:09,232 INFO L82 PathProgramCache]: Analyzing trace with hash -47151509, now seen corresponding path program 1 times [2019-12-19 02:07:09,232 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:07:09,232 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629226255] [2019-12-19 02:07:09,233 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:07:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:07:09,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:07:09,332 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629226255] [2019-12-19 02:07:09,334 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:07:09,334 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-19 02:07:09,335 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653628921] [2019-12-19 02:07:09,335 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-19 02:07:09,335 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:07:09,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-19 02:07:09,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-19 02:07:09,336 INFO L87 Difference]: Start difference. First operand 33417 states and 118240 transitions. Second operand 6 states. [2019-12-19 02:07:09,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:07:09,898 INFO L93 Difference]: Finished difference Result 39885 states and 137568 transitions. [2019-12-19 02:07:09,899 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-19 02:07:09,899 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 79 [2019-12-19 02:07:09,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:07:10,008 INFO L225 Difference]: With dead ends: 39885 [2019-12-19 02:07:10,008 INFO L226 Difference]: Without dead ends: 39885 [2019-12-19 02:07:10,008 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2019-12-19 02:07:10,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39885 states. [2019-12-19 02:07:10,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39885 to 34245. [2019-12-19 02:07:10,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34245 states. [2019-12-19 02:07:11,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34245 states to 34245 states and 119106 transitions. [2019-12-19 02:07:11,060 INFO L78 Accepts]: Start accepts. Automaton has 34245 states and 119106 transitions. Word has length 79 [2019-12-19 02:07:11,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:07:11,060 INFO L462 AbstractCegarLoop]: Abstraction has 34245 states and 119106 transitions. [2019-12-19 02:07:11,060 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-19 02:07:11,060 INFO L276 IsEmpty]: Start isEmpty. Operand 34245 states and 119106 transitions. [2019-12-19 02:07:11,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-19 02:07:11,088 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:07:11,088 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:07:11,088 INFO L410 AbstractCegarLoop]: === Iteration 17 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:07:11,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:07:11,089 INFO L82 PathProgramCache]: Analyzing trace with hash 164199404, now seen corresponding path program 1 times [2019-12-19 02:07:11,089 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:07:11,090 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221278126] [2019-12-19 02:07:11,090 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:07:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:07:11,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:07:11,168 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221278126] [2019-12-19 02:07:11,168 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:07:11,169 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-19 02:07:11,169 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052097381] [2019-12-19 02:07:11,169 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-19 02:07:11,170 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:07:11,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-19 02:07:11,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-19 02:07:11,170 INFO L87 Difference]: Start difference. First operand 34245 states and 119106 transitions. Second operand 5 states. [2019-12-19 02:07:11,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:07:11,712 INFO L93 Difference]: Finished difference Result 41650 states and 144390 transitions. [2019-12-19 02:07:11,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-19 02:07:11,712 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 79 [2019-12-19 02:07:11,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:07:11,823 INFO L225 Difference]: With dead ends: 41650 [2019-12-19 02:07:11,823 INFO L226 Difference]: Without dead ends: 41650 [2019-12-19 02:07:11,824 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-19 02:07:11,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41650 states. [2019-12-19 02:07:12,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41650 to 36967. [2019-12-19 02:07:12,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36967 states. [2019-12-19 02:07:13,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36967 states to 36967 states and 127709 transitions. [2019-12-19 02:07:13,263 INFO L78 Accepts]: Start accepts. Automaton has 36967 states and 127709 transitions. Word has length 79 [2019-12-19 02:07:13,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-19 02:07:13,263 INFO L462 AbstractCegarLoop]: Abstraction has 36967 states and 127709 transitions. [2019-12-19 02:07:13,263 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-19 02:07:13,263 INFO L276 IsEmpty]: Start isEmpty. Operand 36967 states and 127709 transitions. [2019-12-19 02:07:13,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-19 02:07:13,291 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:07:13,291 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:07:13,291 INFO L410 AbstractCegarLoop]: === Iteration 18 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:07:13,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:07:13,291 INFO L82 PathProgramCache]: Analyzing trace with hash -346334773, now seen corresponding path program 1 times [2019-12-19 02:07:13,292 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:07:13,292 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436037963] [2019-12-19 02:07:13,292 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:07:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:07:13,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:07:13,346 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436037963] [2019-12-19 02:07:13,347 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:07:13,347 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-19 02:07:13,347 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600851175] [2019-12-19 02:07:13,347 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-19 02:07:13,347 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:07:13,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-19 02:07:13,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-19 02:07:13,348 INFO L87 Difference]: Start difference. First operand 36967 states and 127709 transitions. Second operand 4 states. [2019-12-19 02:07:13,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:07:13,917 INFO L93 Difference]: Finished difference Result 44716 states and 154916 transitions. [2019-12-19 02:07:13,917 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-19 02:07:13,918 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 79 [2019-12-19 02:07:13,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:07:13,999 INFO L225 Difference]: With dead ends: 44716 [2019-12-19 02:07:13,999 INFO L226 Difference]: Without dead ends: 43573 [2019-12-19 02:07:14,000 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 Received shutdown request... [2019-12-19 02:07:14,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43573 states. [2019-12-19 02:07:14,095 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-19 02:07:14,099 WARN L227 ceAbstractionStarter]: Timeout [2019-12-19 02:07:14,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 02:07:14 BasicIcfg [2019-12-19 02:07:14,099 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-19 02:07:14,102 INFO L168 Benchmark]: Toolchain (without parser) took 184024.78 ms. Allocated memory was 146.3 MB in the beginning and 3.5 GB in the end (delta: 3.4 GB). Free memory was 103.0 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-12-19 02:07:14,102 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 146.3 MB. Free memory is still 122.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-12-19 02:07:14,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 739.09 ms. Allocated memory was 146.3 MB in the beginning and 202.9 MB in the end (delta: 56.6 MB). Free memory was 102.6 MB in the beginning and 155.3 MB in the end (delta: -52.7 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-12-19 02:07:14,104 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.96 ms. Allocated memory is still 202.9 MB. Free memory was 155.3 MB in the beginning and 152.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-12-19 02:07:14,104 INFO L168 Benchmark]: Boogie Preprocessor took 34.98 ms. Allocated memory is still 202.9 MB. Free memory was 152.5 MB in the beginning and 150.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-12-19 02:07:14,105 INFO L168 Benchmark]: RCFGBuilder took 746.88 ms. Allocated memory is still 202.9 MB. Free memory was 150.5 MB in the beginning and 106.1 MB in the end (delta: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 7.1 GB. [2019-12-19 02:07:14,105 INFO L168 Benchmark]: TraceAbstraction took 182437.71 ms. Allocated memory was 202.9 MB in the beginning and 3.5 GB in the end (delta: 3.3 GB). Free memory was 106.1 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2019-12-19 02:07:14,108 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 146.3 MB. Free memory is still 122.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 739.09 ms. Allocated memory was 146.3 MB in the beginning and 202.9 MB in the end (delta: 56.6 MB). Free memory was 102.6 MB in the beginning and 155.3 MB in the end (delta: -52.7 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 60.96 ms. Allocated memory is still 202.9 MB. Free memory was 155.3 MB in the beginning and 152.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.98 ms. Allocated memory is still 202.9 MB. Free memory was 152.5 MB in the beginning and 150.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 746.88 ms. Allocated memory is still 202.9 MB. Free memory was 150.5 MB in the beginning and 106.1 MB in the end (delta: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 182437.71 ms. Allocated memory was 202.9 MB in the beginning and 3.5 GB in the end (delta: 3.3 GB). Free memory was 106.1 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 146 locations, 2 error locations. Result: TIMEOUT, OverallTime: 182.2s, OverallIterations: 18, TraceHistogramMax: 1, AutomataDifference: 63.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 5073 SDtfs, 5698 SDslu, 9758 SDs, 0 SdLazy, 3943 SolverSat, 292 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 143 GetRequests, 45 SyntacticMatches, 6 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=232542occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 96.3s AutomataMinimizationTime, 18 MinimizatonAttempts, 215267 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1221 NumberOfCodeBlocks, 1221 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1203 ConstructedInterpolants, 0 QuantifiedInterpolants, 185803 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 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