/usr/bin/java -Xmx16000000000 -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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-11af1e5 [2020-10-11 14:05:00,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-11 14:05:00,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-11 14:05:00,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-11 14:05:00,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-11 14:05:00,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-11 14:05:00,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-11 14:05:00,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-11 14:05:00,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-11 14:05:00,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-11 14:05:00,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-11 14:05:00,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-11 14:05:00,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-11 14:05:00,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-11 14:05:00,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-11 14:05:00,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-11 14:05:00,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-11 14:05:00,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-11 14:05:00,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-11 14:05:00,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-11 14:05:00,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-11 14:05:00,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-11 14:05:00,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-11 14:05:00,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-11 14:05:00,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-11 14:05:00,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-11 14:05:00,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-11 14:05:00,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-11 14:05:00,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-11 14:05:00,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-11 14:05:00,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-11 14:05:00,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-11 14:05:00,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-11 14:05:00,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-11 14:05:00,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-11 14:05:00,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-11 14:05:00,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-11 14:05:00,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-11 14:05:00,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-11 14:05:00,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-11 14:05:00,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-11 14:05:00,606 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-11 14:05:00,651 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-11 14:05:00,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-11 14:05:00,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-11 14:05:00,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-11 14:05:00,653 INFO L138 SettingsManager]: * Use SBE=true [2020-10-11 14:05:00,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-11 14:05:00,654 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-11 14:05:00,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-11 14:05:00,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-11 14:05:00,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-11 14:05:00,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-11 14:05:00,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-11 14:05:00,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-11 14:05:00,655 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-11 14:05:00,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-11 14:05:00,655 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-11 14:05:00,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-11 14:05:00,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-11 14:05:00,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-11 14:05:00,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-11 14:05:00,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-11 14:05:00,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-11 14:05:00,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-11 14:05:00,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-11 14:05:00,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-11 14:05:00,661 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-11 14:05:00,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-11 14:05:00,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-11 14:05:00,661 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-11 14:05:00,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-11 14:05:00,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-11 14:05:00,992 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-11 14:05:00,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-11 14:05:00,997 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-11 14:05:00,997 INFO L275 PluginConnector]: CDTParser initialized [2020-10-11 14:05:00,998 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i [2020-10-11 14:05:01,062 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d043c387/e8ae888d3a144df490ca57f322d4a26f/FLAG303d01edb [2020-10-11 14:05:01,624 INFO L306 CDTParser]: Found 1 translation units. [2020-10-11 14:05:01,625 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i [2020-10-11 14:05:01,646 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d043c387/e8ae888d3a144df490ca57f322d4a26f/FLAG303d01edb [2020-10-11 14:05:01,905 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d043c387/e8ae888d3a144df490ca57f322d4a26f [2020-10-11 14:05:01,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-11 14:05:01,918 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-11 14:05:01,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-11 14:05:01,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-11 14:05:01,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-11 14:05:01,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:05:01" (1/1) ... [2020-10-11 14:05:01,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ae5a2c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:05:01, skipping insertion in model container [2020-10-11 14:05:01,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:05:01" (1/1) ... [2020-10-11 14:05:01,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-11 14:05:01,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-11 14:05:02,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-11 14:05:02,479 INFO L203 MainTranslator]: Completed pre-run [2020-10-11 14:05:02,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-11 14:05:02,645 INFO L208 MainTranslator]: Completed translation [2020-10-11 14:05:02,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:05:02 WrapperNode [2020-10-11 14:05:02,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-11 14:05:02,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-11 14:05:02,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-11 14:05:02,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-11 14:05:02,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:05:02" (1/1) ... [2020-10-11 14:05:02,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:05:02" (1/1) ... [2020-10-11 14:05:02,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-11 14:05:02,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-11 14:05:02,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-11 14:05:02,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-11 14:05:02,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:05:02" (1/1) ... [2020-10-11 14:05:02,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:05:02" (1/1) ... [2020-10-11 14:05:02,753 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:05:02" (1/1) ... [2020-10-11 14:05:02,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:05:02" (1/1) ... [2020-10-11 14:05:02,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:05:02" (1/1) ... [2020-10-11 14:05:02,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:05:02" (1/1) ... [2020-10-11 14:05:02,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:05:02" (1/1) ... [2020-10-11 14:05:02,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-11 14:05:02,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-11 14:05:02,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-11 14:05:02,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-11 14:05:02,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:05:02" (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 [2020-10-11 14:05:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-10-11 14:05:02,842 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-10-11 14:05:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2020-10-11 14:05:02,842 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2020-10-11 14:05:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-10-11 14:05:02,842 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-10-11 14:05:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-11 14:05:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-11 14:05:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-11 14:05:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-11 14:05:02,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-11 14:05:02,845 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-11 14:05:03,475 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-11 14:05:03,476 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-10-11 14:05:03,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:05:03 BoogieIcfgContainer [2020-10-11 14:05:03,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-11 14:05:03,480 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-11 14:05:03,481 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-11 14:05:03,484 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-11 14:05:03,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:05:01" (1/3) ... [2020-10-11 14:05:03,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13a67546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:05:03, skipping insertion in model container [2020-10-11 14:05:03,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:05:02" (2/3) ... [2020-10-11 14:05:03,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13a67546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:05:03, skipping insertion in model container [2020-10-11 14:05:03,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:05:03" (3/3) ... [2020-10-11 14:05:03,489 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs.i [2020-10-11 14:05:03,501 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-11 14:05:03,502 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-11 14:05:03,510 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-11 14:05:03,511 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-11 14:05:03,541 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,542 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,542 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,542 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,543 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,543 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,543 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,544 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,544 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,544 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,545 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,546 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,546 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,546 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,546 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,547 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,547 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,547 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,547 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,548 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,548 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,548 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,549 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,549 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,549 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,550 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,550 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,550 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,551 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,551 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,551 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,552 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,552 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,552 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,552 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,553 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,553 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,553 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,554 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,557 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,558 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,558 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,558 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,558 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,559 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,559 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,562 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,562 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,562 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,563 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,563 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,563 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,565 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,566 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,566 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,566 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,566 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,567 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:03,583 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-11 14:05:03,607 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-11 14:05:03,607 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-11 14:05:03,607 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-11 14:05:03,607 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-11 14:05:03,608 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-11 14:05:03,608 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-11 14:05:03,608 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-11 14:05:03,608 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-11 14:05:03,622 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-11 14:05:03,625 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 72 transitions, 159 flow [2020-10-11 14:05:03,628 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 72 transitions, 159 flow [2020-10-11 14:05:03,630 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 74 places, 72 transitions, 159 flow [2020-10-11 14:05:03,674 INFO L129 PetriNetUnfolder]: 8/78 cut-off events. [2020-10-11 14:05:03,674 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-11 14:05:03,680 INFO L80 FinitePrefix]: Finished finitePrefix Result has 89 conditions, 78 events. 8/78 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 155 event pairs, 0 based on Foata normal form. 0/66 useless extension candidates. Maximal degree in co-relation 70. Up to 4 conditions per place. [2020-10-11 14:05:03,685 INFO L117 LiptonReduction]: Number of co-enabled transitions 2040 [2020-10-11 14:05:04,900 INFO L132 LiptonReduction]: Checked pairs total: 5401 [2020-10-11 14:05:04,900 INFO L134 LiptonReduction]: Total number of compositions: 50 [2020-10-11 14:05:04,907 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40 places, 34 transitions, 83 flow [2020-10-11 14:05:05,077 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1958 states. [2020-10-11 14:05:05,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states. [2020-10-11 14:05:05,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-11 14:05:05,090 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 14:05:05,092 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-11 14:05:05,092 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 14:05:05,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 14:05:05,099 INFO L82 PathProgramCache]: Analyzing trace with hash 199623798, now seen corresponding path program 1 times [2020-10-11 14:05:05,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 14:05:05,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540570923] [2020-10-11 14:05:05,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 14:05:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 14:05:05,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 14:05:05,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540570923] [2020-10-11 14:05:05,293 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 14:05:05,293 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-11 14:05:05,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632640486] [2020-10-11 14:05:05,299 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-11 14:05:05,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 14:05:05,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-11 14:05:05,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 14:05:05,318 INFO L87 Difference]: Start difference. First operand 1958 states. Second operand 3 states. [2020-10-11 14:05:05,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 14:05:05,422 INFO L93 Difference]: Finished difference Result 2070 states and 7388 transitions. [2020-10-11 14:05:05,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-11 14:05:05,424 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-10-11 14:05:05,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 14:05:05,469 INFO L225 Difference]: With dead ends: 2070 [2020-10-11 14:05:05,469 INFO L226 Difference]: Without dead ends: 2070 [2020-10-11 14:05:05,470 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 14:05:05,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2070 states. [2020-10-11 14:05:05,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2070 to 2046. [2020-10-11 14:05:05,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2046 states. [2020-10-11 14:05:05,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 2046 states and 7350 transitions. [2020-10-11 14:05:05,622 INFO L78 Accepts]: Start accepts. Automaton has 2046 states and 7350 transitions. Word has length 7 [2020-10-11 14:05:05,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 14:05:05,623 INFO L481 AbstractCegarLoop]: Abstraction has 2046 states and 7350 transitions. [2020-10-11 14:05:05,623 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-11 14:05:05,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 7350 transitions. [2020-10-11 14:05:05,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-11 14:05:05,624 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 14:05:05,625 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 14:05:05,625 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-11 14:05:05,625 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 14:05:05,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 14:05:05,626 INFO L82 PathProgramCache]: Analyzing trace with hash -134810255, now seen corresponding path program 1 times [2020-10-11 14:05:05,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 14:05:05,626 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385852998] [2020-10-11 14:05:05,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 14:05:05,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 14:05:05,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 14:05:05,706 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385852998] [2020-10-11 14:05:05,706 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 14:05:05,707 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-11 14:05:05,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338251493] [2020-10-11 14:05:05,708 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-11 14:05:05,708 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 14:05:05,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-11 14:05:05,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 14:05:05,709 INFO L87 Difference]: Start difference. First operand 2046 states and 7350 transitions. Second operand 3 states. [2020-10-11 14:05:05,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 14:05:05,753 INFO L93 Difference]: Finished difference Result 654 states and 1682 transitions. [2020-10-11 14:05:05,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-11 14:05:05,754 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-11 14:05:05,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 14:05:05,758 INFO L225 Difference]: With dead ends: 654 [2020-10-11 14:05:05,758 INFO L226 Difference]: Without dead ends: 654 [2020-10-11 14:05:05,759 INFO L673 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 [2020-10-11 14:05:05,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2020-10-11 14:05:05,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 606. [2020-10-11 14:05:05,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 606 states. [2020-10-11 14:05:05,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 1574 transitions. [2020-10-11 14:05:05,778 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 1574 transitions. Word has length 9 [2020-10-11 14:05:05,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 14:05:05,778 INFO L481 AbstractCegarLoop]: Abstraction has 606 states and 1574 transitions. [2020-10-11 14:05:05,778 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-11 14:05:05,779 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1574 transitions. [2020-10-11 14:05:05,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-11 14:05:05,780 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 14:05:05,780 INFO L421 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 14:05:05,780 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-11 14:05:05,781 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 14:05:05,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 14:05:05,781 INFO L82 PathProgramCache]: Analyzing trace with hash 2056627076, now seen corresponding path program 1 times [2020-10-11 14:05:05,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 14:05:05,782 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691910016] [2020-10-11 14:05:05,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 14:05:05,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-11 14:05:05,803 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-11 14:05:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-11 14:05:05,813 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-11 14:05:05,837 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-11 14:05:05,837 INFO L519 BasicCegarLoop]: Counterexample might be feasible [2020-10-11 14:05:05,837 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-11 14:05:05,839 WARN L371 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-11 14:05:05,839 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-10-11 14:05:05,850 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,850 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,851 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,851 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,851 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,851 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,851 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,852 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,852 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,852 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,852 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,852 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,853 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,853 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,853 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,853 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,853 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,854 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,854 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,854 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,855 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,855 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,855 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,855 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,855 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,855 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,856 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,856 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,856 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,856 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,856 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,857 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,857 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,857 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,857 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,857 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,858 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,858 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,858 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,858 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,858 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,859 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,859 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,859 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,859 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,859 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,859 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,860 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,860 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,860 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,860 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,860 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,861 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,861 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,861 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,861 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,861 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,862 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,862 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,862 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,862 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,863 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,863 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,863 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,863 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,863 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,864 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,864 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,864 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,864 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,864 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,864 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,865 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,865 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,865 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,865 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,865 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,866 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,866 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,866 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,866 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,867 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,867 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,867 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,867 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,869 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,870 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,870 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,870 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,870 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,870 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,871 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,874 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,875 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,875 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,875 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,875 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,875 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,879 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,880 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,880 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,880 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,880 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,880 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,882 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,882 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,882 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,882 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,883 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,883 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,884 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,884 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,884 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,885 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,885 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,885 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:05,886 INFO L253 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2020-10-11 14:05:05,887 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-11 14:05:05,887 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-11 14:05:05,887 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-11 14:05:05,887 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-11 14:05:05,887 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-11 14:05:05,887 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-11 14:05:05,887 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-11 14:05:05,887 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-11 14:05:05,890 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-11 14:05:05,890 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 119 places, 117 transitions, 270 flow [2020-10-11 14:05:05,890 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 119 places, 117 transitions, 270 flow [2020-10-11 14:05:05,890 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 119 places, 117 transitions, 270 flow [2020-10-11 14:05:05,913 INFO L129 PetriNetUnfolder]: 12/110 cut-off events. [2020-10-11 14:05:05,914 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-11 14:05:05,916 INFO L80 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 110 events. 12/110 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 278 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 121. Up to 6 conditions per place. [2020-10-11 14:05:05,921 INFO L117 LiptonReduction]: Number of co-enabled transitions 4412 [2020-10-11 14:05:08,112 INFO L132 LiptonReduction]: Checked pairs total: 16938 [2020-10-11 14:05:08,112 INFO L134 LiptonReduction]: Total number of compositions: 83 [2020-10-11 14:05:08,113 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 67 places, 61 transitions, 158 flow [2020-10-11 14:05:11,175 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 27812 states. [2020-10-11 14:05:11,175 INFO L276 IsEmpty]: Start isEmpty. Operand 27812 states. [2020-10-11 14:05:11,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-11 14:05:11,176 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 14:05:11,176 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 14:05:11,176 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 14:05:11,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 14:05:11,177 INFO L82 PathProgramCache]: Analyzing trace with hash -1020133916, now seen corresponding path program 1 times [2020-10-11 14:05:11,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 14:05:11,178 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719376597] [2020-10-11 14:05:11,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 14:05:11,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 14:05:11,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 14:05:11,228 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719376597] [2020-10-11 14:05:11,229 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 14:05:11,229 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-11 14:05:11,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656216923] [2020-10-11 14:05:11,231 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-11 14:05:11,231 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 14:05:11,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-11 14:05:11,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 14:05:11,232 INFO L87 Difference]: Start difference. First operand 27812 states. Second operand 3 states. [2020-10-11 14:05:11,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 14:05:11,621 INFO L93 Difference]: Finished difference Result 17240 states and 79832 transitions. [2020-10-11 14:05:11,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-11 14:05:11,622 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-11 14:05:11,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 14:05:11,798 INFO L225 Difference]: With dead ends: 17240 [2020-10-11 14:05:11,798 INFO L226 Difference]: Without dead ends: 17240 [2020-10-11 14:05:11,799 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 14:05:12,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17240 states. [2020-10-11 14:05:12,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17240 to 17240. [2020-10-11 14:05:12,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17240 states. [2020-10-11 14:05:13,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17240 states to 17240 states and 79832 transitions. [2020-10-11 14:05:13,870 INFO L78 Accepts]: Start accepts. Automaton has 17240 states and 79832 transitions. Word has length 8 [2020-10-11 14:05:13,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 14:05:13,870 INFO L481 AbstractCegarLoop]: Abstraction has 17240 states and 79832 transitions. [2020-10-11 14:05:13,870 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-11 14:05:13,870 INFO L276 IsEmpty]: Start isEmpty. Operand 17240 states and 79832 transitions. [2020-10-11 14:05:13,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-11 14:05:13,872 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 14:05:13,872 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 14:05:13,872 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-11 14:05:13,872 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 14:05:13,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 14:05:13,873 INFO L82 PathProgramCache]: Analyzing trace with hash -299213515, now seen corresponding path program 1 times [2020-10-11 14:05:13,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 14:05:13,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175651022] [2020-10-11 14:05:13,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 14:05:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 14:05:13,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 14:05:13,924 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175651022] [2020-10-11 14:05:13,925 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 14:05:13,925 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-11 14:05:13,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771658388] [2020-10-11 14:05:13,926 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-11 14:05:13,926 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 14:05:13,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-11 14:05:13,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 14:05:13,929 INFO L87 Difference]: Start difference. First operand 17240 states and 79832 transitions. Second operand 3 states. [2020-10-11 14:05:13,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 14:05:13,984 INFO L93 Difference]: Finished difference Result 2438 states and 6656 transitions. [2020-10-11 14:05:13,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-11 14:05:13,984 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-11 14:05:13,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 14:05:13,997 INFO L225 Difference]: With dead ends: 2438 [2020-10-11 14:05:13,997 INFO L226 Difference]: Without dead ends: 2438 [2020-10-11 14:05:13,998 INFO L673 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 [2020-10-11 14:05:14,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2438 states. [2020-10-11 14:05:14,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2438 to 2438. [2020-10-11 14:05:14,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2438 states. [2020-10-11 14:05:14,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 2438 states and 6656 transitions. [2020-10-11 14:05:14,064 INFO L78 Accepts]: Start accepts. Automaton has 2438 states and 6656 transitions. Word has length 10 [2020-10-11 14:05:14,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 14:05:14,065 INFO L481 AbstractCegarLoop]: Abstraction has 2438 states and 6656 transitions. [2020-10-11 14:05:14,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-11 14:05:14,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 6656 transitions. [2020-10-11 14:05:14,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-11 14:05:14,069 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 14:05:14,069 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 14:05:14,070 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-11 14:05:14,070 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 14:05:14,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 14:05:14,070 INFO L82 PathProgramCache]: Analyzing trace with hash -299536714, now seen corresponding path program 1 times [2020-10-11 14:05:14,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 14:05:14,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244065428] [2020-10-11 14:05:14,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 14:05:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 14:05:14,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 14:05:14,145 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244065428] [2020-10-11 14:05:14,146 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 14:05:14,146 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-11 14:05:14,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798069085] [2020-10-11 14:05:14,146 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-11 14:05:14,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 14:05:14,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-11 14:05:14,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-11 14:05:14,147 INFO L87 Difference]: Start difference. First operand 2438 states and 6656 transitions. Second operand 4 states. [2020-10-11 14:05:14,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 14:05:14,213 INFO L93 Difference]: Finished difference Result 4076 states and 11264 transitions. [2020-10-11 14:05:14,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-11 14:05:14,213 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-10-11 14:05:14,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 14:05:14,226 INFO L225 Difference]: With dead ends: 4076 [2020-10-11 14:05:14,226 INFO L226 Difference]: Without dead ends: 4076 [2020-10-11 14:05:14,226 INFO L673 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 [2020-10-11 14:05:14,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4076 states. [2020-10-11 14:05:14,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4076 to 3362. [2020-10-11 14:05:14,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3362 states. [2020-10-11 14:05:14,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 3362 states and 9472 transitions. [2020-10-11 14:05:14,342 INFO L78 Accepts]: Start accepts. Automaton has 3362 states and 9472 transitions. Word has length 12 [2020-10-11 14:05:14,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 14:05:14,343 INFO L481 AbstractCegarLoop]: Abstraction has 3362 states and 9472 transitions. [2020-10-11 14:05:14,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-11 14:05:14,343 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 9472 transitions. [2020-10-11 14:05:14,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-11 14:05:14,344 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 14:05:14,345 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 14:05:14,345 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-11 14:05:14,345 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 14:05:14,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 14:05:14,345 INFO L82 PathProgramCache]: Analyzing trace with hash -545700584, now seen corresponding path program 1 times [2020-10-11 14:05:14,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 14:05:14,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089503606] [2020-10-11 14:05:14,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 14:05:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 14:05:14,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 14:05:14,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089503606] [2020-10-11 14:05:14,414 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 14:05:14,415 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-11 14:05:14,415 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685815870] [2020-10-11 14:05:14,415 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-11 14:05:14,415 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 14:05:14,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-11 14:05:14,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 14:05:14,416 INFO L87 Difference]: Start difference. First operand 3362 states and 9472 transitions. Second operand 3 states. [2020-10-11 14:05:14,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 14:05:14,456 INFO L93 Difference]: Finished difference Result 3718 states and 9994 transitions. [2020-10-11 14:05:14,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-11 14:05:14,457 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-10-11 14:05:14,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 14:05:14,467 INFO L225 Difference]: With dead ends: 3718 [2020-10-11 14:05:14,468 INFO L226 Difference]: Without dead ends: 3718 [2020-10-11 14:05:14,468 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 14:05:14,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3718 states. [2020-10-11 14:05:14,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3718 to 3536. [2020-10-11 14:05:14,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3536 states. [2020-10-11 14:05:14,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 3536 states and 9652 transitions. [2020-10-11 14:05:14,559 INFO L78 Accepts]: Start accepts. Automaton has 3536 states and 9652 transitions. Word has length 13 [2020-10-11 14:05:14,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 14:05:14,560 INFO L481 AbstractCegarLoop]: Abstraction has 3536 states and 9652 transitions. [2020-10-11 14:05:14,560 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-11 14:05:14,561 INFO L276 IsEmpty]: Start isEmpty. Operand 3536 states and 9652 transitions. [2020-10-11 14:05:14,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-11 14:05:14,562 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 14:05:14,562 INFO L421 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 14:05:14,562 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-11 14:05:14,562 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 14:05:14,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 14:05:14,563 INFO L82 PathProgramCache]: Analyzing trace with hash -1095195377, now seen corresponding path program 1 times [2020-10-11 14:05:14,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 14:05:14,563 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836627998] [2020-10-11 14:05:14,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 14:05:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-11 14:05:14,582 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-11 14:05:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-11 14:05:14,590 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-11 14:05:14,601 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-11 14:05:14,602 INFO L519 BasicCegarLoop]: Counterexample might be feasible [2020-10-11 14:05:14,602 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-11 14:05:14,603 WARN L371 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-11 14:05:14,604 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-10-11 14:05:14,621 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,622 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,622 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,622 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,622 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,622 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,626 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,626 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,626 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,626 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,628 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,628 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,629 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,629 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,629 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,629 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,629 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,629 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,630 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,630 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,630 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,630 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,630 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,630 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,630 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,631 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,631 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,631 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,631 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,631 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,631 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,632 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,632 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,632 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,632 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,632 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,632 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,632 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,633 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,633 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,633 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,633 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,633 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,633 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,633 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,634 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,634 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,634 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,634 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,635 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,635 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,635 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,635 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,635 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,635 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,636 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,636 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,636 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,636 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,636 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,636 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,636 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,637 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,637 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,637 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,637 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,637 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,637 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,638 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,638 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,638 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,638 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,639 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,639 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,639 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,639 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,639 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,639 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,640 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,640 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,640 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,640 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,640 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,640 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,640 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,641 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,641 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,641 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,641 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,646 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,646 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,646 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,646 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,646 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,647 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,647 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,648 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,648 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,649 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,649 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,649 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,649 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,649 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,652 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,652 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,652 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,653 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,653 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,653 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,653 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,654 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,655 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,656 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,657 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,657 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,661 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,661 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,662 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,662 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,662 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,662 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,664 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,664 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,664 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,665 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,665 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,665 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,667 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,668 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,668 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,668 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,668 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,668 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:05:14,669 INFO L253 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2020-10-11 14:05:14,670 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-11 14:05:14,670 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-11 14:05:14,670 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-11 14:05:14,670 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-11 14:05:14,670 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-11 14:05:14,670 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-11 14:05:14,670 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-11 14:05:14,671 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-11 14:05:14,672 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-11 14:05:14,673 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 164 places, 162 transitions, 387 flow [2020-10-11 14:05:14,673 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 164 places, 162 transitions, 387 flow [2020-10-11 14:05:14,675 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 164 places, 162 transitions, 387 flow [2020-10-11 14:05:14,719 INFO L129 PetriNetUnfolder]: 16/142 cut-off events. [2020-10-11 14:05:14,719 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-10-11 14:05:14,724 INFO L80 FinitePrefix]: Finished finitePrefix Result has 168 conditions, 142 events. 16/142 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 402 event pairs, 0 based on Foata normal form. 0/118 useless extension candidates. Maximal degree in co-relation 158. Up to 8 conditions per place. [2020-10-11 14:05:14,733 INFO L117 LiptonReduction]: Number of co-enabled transitions 7796 [2020-10-11 14:05:15,568 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-10-11 14:05:17,850 INFO L132 LiptonReduction]: Checked pairs total: 25499 [2020-10-11 14:05:17,850 INFO L134 LiptonReduction]: Total number of compositions: 116 [2020-10-11 14:05:17,851 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 89 places, 81 transitions, 225 flow [2020-10-11 14:08:21,802 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 282116 states. [2020-10-11 14:08:21,803 INFO L276 IsEmpty]: Start isEmpty. Operand 282116 states. [2020-10-11 14:08:21,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-11 14:08:21,803 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 14:08:21,803 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 14:08:21,803 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 14:08:21,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 14:08:21,804 INFO L82 PathProgramCache]: Analyzing trace with hash 1742895242, now seen corresponding path program 1 times [2020-10-11 14:08:21,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 14:08:21,805 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087087056] [2020-10-11 14:08:21,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 14:08:21,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 14:08:21,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 14:08:21,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087087056] [2020-10-11 14:08:21,843 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 14:08:21,843 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-11 14:08:21,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799523791] [2020-10-11 14:08:21,844 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-11 14:08:21,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 14:08:21,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-11 14:08:21,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 14:08:21,844 INFO L87 Difference]: Start difference. First operand 282116 states. Second operand 3 states. [2020-10-11 14:08:25,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 14:08:25,643 INFO L93 Difference]: Finished difference Result 333500 states and 1898887 transitions. [2020-10-11 14:08:25,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-11 14:08:25,644 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-11 14:08:25,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 14:08:27,362 INFO L225 Difference]: With dead ends: 333500 [2020-10-11 14:08:27,362 INFO L226 Difference]: Without dead ends: 333500 [2020-10-11 14:08:27,362 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 14:08:44,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333500 states. [2020-10-11 14:08:51,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333500 to 317300. [2020-10-11 14:08:51,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 317300 states. [2020-10-11 14:09:10,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317300 states to 317300 states and 1828843 transitions. [2020-10-11 14:09:10,391 INFO L78 Accepts]: Start accepts. Automaton has 317300 states and 1828843 transitions. Word has length 8 [2020-10-11 14:09:10,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 14:09:10,391 INFO L481 AbstractCegarLoop]: Abstraction has 317300 states and 1828843 transitions. [2020-10-11 14:09:10,391 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-11 14:09:10,391 INFO L276 IsEmpty]: Start isEmpty. Operand 317300 states and 1828843 transitions. [2020-10-11 14:09:10,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-11 14:09:10,392 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 14:09:10,392 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 14:09:10,392 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-11 14:09:10,392 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 14:09:10,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 14:09:10,392 INFO L82 PathProgramCache]: Analyzing trace with hash -1792106247, now seen corresponding path program 1 times [2020-10-11 14:09:10,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 14:09:10,393 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138841801] [2020-10-11 14:09:10,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 14:09:10,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 14:09:10,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 14:09:10,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138841801] [2020-10-11 14:09:10,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 14:09:10,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-11 14:09:10,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369571109] [2020-10-11 14:09:10,419 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-11 14:09:10,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 14:09:10,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-11 14:09:10,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 14:09:10,420 INFO L87 Difference]: Start difference. First operand 317300 states and 1828843 transitions. Second operand 3 states. [2020-10-11 14:09:10,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 14:09:10,539 INFO L93 Difference]: Finished difference Result 14538 states and 41976 transitions. [2020-10-11 14:09:10,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-11 14:09:10,540 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-11 14:09:10,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 14:09:10,573 INFO L225 Difference]: With dead ends: 14538 [2020-10-11 14:09:10,573 INFO L226 Difference]: Without dead ends: 14538 [2020-10-11 14:09:10,574 INFO L673 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 [2020-10-11 14:09:10,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14538 states. [2020-10-11 14:09:10,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14538 to 12762. [2020-10-11 14:09:10,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12762 states. [2020-10-11 14:09:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12762 states to 12762 states and 37598 transitions. [2020-10-11 14:09:10,861 INFO L78 Accepts]: Start accepts. Automaton has 12762 states and 37598 transitions. Word has length 10 [2020-10-11 14:09:10,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 14:09:10,861 INFO L481 AbstractCegarLoop]: Abstraction has 12762 states and 37598 transitions. [2020-10-11 14:09:10,861 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-11 14:09:10,862 INFO L276 IsEmpty]: Start isEmpty. Operand 12762 states and 37598 transitions. [2020-10-11 14:09:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-11 14:09:10,862 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 14:09:10,862 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 14:09:10,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-11 14:09:10,862 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 14:09:10,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 14:09:10,863 INFO L82 PathProgramCache]: Analyzing trace with hash -1884916134, now seen corresponding path program 1 times [2020-10-11 14:09:10,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 14:09:10,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314890114] [2020-10-11 14:09:10,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 14:09:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 14:09:10,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 14:09:10,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314890114] [2020-10-11 14:09:10,893 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 14:09:10,893 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-11 14:09:10,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500889406] [2020-10-11 14:09:10,894 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-11 14:09:10,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 14:09:10,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-11 14:09:10,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-11 14:09:10,894 INFO L87 Difference]: Start difference. First operand 12762 states and 37598 transitions. Second operand 4 states. [2020-10-11 14:09:11,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 14:09:11,011 INFO L93 Difference]: Finished difference Result 20112 states and 58887 transitions. [2020-10-11 14:09:11,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-11 14:09:11,011 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-10-11 14:09:11,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 14:09:11,041 INFO L225 Difference]: With dead ends: 20112 [2020-10-11 14:09:11,041 INFO L226 Difference]: Without dead ends: 20112 [2020-10-11 14:09:11,042 INFO L673 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 [2020-10-11 14:09:11,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20112 states. [2020-10-11 14:09:11,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20112 to 15926. [2020-10-11 14:09:11,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15926 states. [2020-10-11 14:09:11,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15926 states to 15926 states and 47126 transitions. [2020-10-11 14:09:11,436 INFO L78 Accepts]: Start accepts. Automaton has 15926 states and 47126 transitions. Word has length 12 [2020-10-11 14:09:11,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 14:09:11,437 INFO L481 AbstractCegarLoop]: Abstraction has 15926 states and 47126 transitions. [2020-10-11 14:09:11,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-11 14:09:11,437 INFO L276 IsEmpty]: Start isEmpty. Operand 15926 states and 47126 transitions. [2020-10-11 14:09:11,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-11 14:09:11,438 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 14:09:11,439 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 14:09:11,439 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-11 14:09:11,439 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 14:09:11,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 14:09:11,440 INFO L82 PathProgramCache]: Analyzing trace with hash 1342344468, now seen corresponding path program 1 times [2020-10-11 14:09:11,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 14:09:11,440 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517126122] [2020-10-11 14:09:11,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 14:09:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 14:09:11,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 14:09:11,472 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517126122] [2020-10-11 14:09:11,472 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 14:09:11,473 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-11 14:09:11,473 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544006503] [2020-10-11 14:09:11,473 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-11 14:09:11,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 14:09:11,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-11 14:09:11,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 14:09:11,475 INFO L87 Difference]: Start difference. First operand 15926 states and 47126 transitions. Second operand 3 states. [2020-10-11 14:09:11,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 14:09:11,574 INFO L93 Difference]: Finished difference Result 16448 states and 46249 transitions. [2020-10-11 14:09:11,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-11 14:09:11,574 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-10-11 14:09:11,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 14:09:11,608 INFO L225 Difference]: With dead ends: 16448 [2020-10-11 14:09:11,609 INFO L226 Difference]: Without dead ends: 16448 [2020-10-11 14:09:11,609 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 14:09:11,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16448 states. [2020-10-11 14:09:11,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16448 to 15746. [2020-10-11 14:09:11,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15746 states. [2020-10-11 14:09:11,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15746 states to 15746 states and 44862 transitions. [2020-10-11 14:09:11,935 INFO L78 Accepts]: Start accepts. Automaton has 15746 states and 44862 transitions. Word has length 13 [2020-10-11 14:09:11,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 14:09:11,935 INFO L481 AbstractCegarLoop]: Abstraction has 15746 states and 44862 transitions. [2020-10-11 14:09:11,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-11 14:09:11,935 INFO L276 IsEmpty]: Start isEmpty. Operand 15746 states and 44862 transitions. [2020-10-11 14:09:11,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-11 14:09:11,936 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 14:09:11,936 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 14:09:11,937 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-11 14:09:11,937 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 14:09:11,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 14:09:11,937 INFO L82 PathProgramCache]: Analyzing trace with hash -1985796314, now seen corresponding path program 1 times [2020-10-11 14:09:11,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 14:09:11,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158247894] [2020-10-11 14:09:11,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 14:09:11,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 14:09:11,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 14:09:11,974 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158247894] [2020-10-11 14:09:11,974 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 14:09:11,974 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-11 14:09:11,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790942803] [2020-10-11 14:09:11,975 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-11 14:09:11,975 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 14:09:11,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-11 14:09:11,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-11 14:09:11,975 INFO L87 Difference]: Start difference. First operand 15746 states and 44862 transitions. Second operand 4 states. [2020-10-11 14:09:12,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 14:09:12,079 INFO L93 Difference]: Finished difference Result 18001 states and 51228 transitions. [2020-10-11 14:09:12,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-11 14:09:12,080 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2020-10-11 14:09:12,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 14:09:12,104 INFO L225 Difference]: With dead ends: 18001 [2020-10-11 14:09:12,105 INFO L226 Difference]: Without dead ends: 18001 [2020-10-11 14:09:12,105 INFO L673 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 [2020-10-11 14:09:12,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18001 states. [2020-10-11 14:09:12,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18001 to 12296. [2020-10-11 14:09:12,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12296 states. [2020-10-11 14:09:12,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12296 states to 12296 states and 34983 transitions. [2020-10-11 14:09:12,364 INFO L78 Accepts]: Start accepts. Automaton has 12296 states and 34983 transitions. Word has length 16 [2020-10-11 14:09:12,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 14:09:12,364 INFO L481 AbstractCegarLoop]: Abstraction has 12296 states and 34983 transitions. [2020-10-11 14:09:12,364 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-11 14:09:12,364 INFO L276 IsEmpty]: Start isEmpty. Operand 12296 states and 34983 transitions. [2020-10-11 14:09:12,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-11 14:09:12,366 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 14:09:12,366 INFO L421 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 14:09:12,366 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-11 14:09:12,366 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 14:09:12,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 14:09:12,367 INFO L82 PathProgramCache]: Analyzing trace with hash -1555381111, now seen corresponding path program 1 times [2020-10-11 14:09:12,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 14:09:12,367 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220813081] [2020-10-11 14:09:12,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 14:09:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-11 14:09:12,384 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-11 14:09:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-11 14:09:12,391 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-11 14:09:12,396 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-11 14:09:12,397 INFO L519 BasicCegarLoop]: Counterexample might be feasible [2020-10-11 14:09:12,397 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-11 14:09:12,397 WARN L371 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-11 14:09:12,398 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-10-11 14:09:12,414 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,414 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,414 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,415 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,415 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,415 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,415 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,415 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,415 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,416 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,416 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,416 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,416 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,416 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,416 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,417 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,417 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,417 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,417 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,417 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,417 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,417 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,417 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,418 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,418 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,418 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,418 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,418 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,418 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,418 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,419 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,419 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,419 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,419 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,419 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,419 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,419 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,420 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,420 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,420 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,420 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,420 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,420 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,420 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,421 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,421 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,421 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,421 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,421 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,421 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,421 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,422 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,422 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,422 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,422 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,423 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,423 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,423 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,423 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,423 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,424 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,424 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,424 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,424 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,424 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,424 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,424 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,425 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,425 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,425 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,425 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,425 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,425 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,425 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,426 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,426 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,426 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,426 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,426 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,426 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,427 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,427 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,427 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,427 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,427 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,427 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,427 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,428 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,428 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,428 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,428 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,428 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,428 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,429 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,429 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,429 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,429 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,429 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,429 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,429 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,430 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,430 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,430 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,430 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,430 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,430 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,431 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,431 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,431 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,431 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,431 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,431 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,432 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,432 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,432 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,432 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,433 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,433 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,433 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,434 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,434 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,434 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,434 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,434 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,434 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,434 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,435 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,435 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,435 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,435 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,435 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,435 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,435 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,436 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,436 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,436 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,438 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,438 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,438 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,438 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,438 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,439 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,439 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,439 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,439 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,439 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,439 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,442 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,443 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,443 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,443 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,443 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,443 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,444 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,448 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,448 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,448 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,449 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,449 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,449 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,449 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,450 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,450 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,450 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,451 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,451 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,451 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,451 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,452 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,452 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,452 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,453 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,453 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,453 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,454 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,454 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,454 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,454 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,454 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,455 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,456 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,456 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,456 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,456 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,456 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,456 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,458 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,458 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,458 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,458 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,458 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,458 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,460 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,460 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,460 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,460 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,460 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,460 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,462 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,462 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,462 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,462 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,462 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,463 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,464 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,464 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,464 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,464 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,465 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,465 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,466 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,466 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,466 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,466 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,466 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,467 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 14:09:12,468 INFO L253 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2020-10-11 14:09:12,468 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-11 14:09:12,468 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-11 14:09:12,468 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-11 14:09:12,468 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-11 14:09:12,469 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-11 14:09:12,469 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-11 14:09:12,469 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-11 14:09:12,469 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-11 14:09:12,471 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-11 14:09:12,472 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 209 places, 207 transitions, 510 flow [2020-10-11 14:09:12,472 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 209 places, 207 transitions, 510 flow [2020-10-11 14:09:12,472 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 209 places, 207 transitions, 510 flow [2020-10-11 14:09:12,497 INFO L129 PetriNetUnfolder]: 20/174 cut-off events. [2020-10-11 14:09:12,498 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-10-11 14:09:12,500 INFO L80 FinitePrefix]: Finished finitePrefix Result has 209 conditions, 174 events. 20/174 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 548 event pairs, 0 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 196. Up to 10 conditions per place. [2020-10-11 14:09:12,512 INFO L117 LiptonReduction]: Number of co-enabled transitions 12192 [2020-10-11 14:09:16,452 INFO L132 LiptonReduction]: Checked pairs total: 40933 [2020-10-11 14:09:16,452 INFO L134 LiptonReduction]: Total number of compositions: 150 [2020-10-11 14:09:16,453 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 115 places, 104 transitions, 304 flow Received shutdown request... [2020-10-11 14:18:19,448 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-11 14:18:19,450 WARN L235 ceAbstractionStarter]: Timeout [2020-10-11 14:18:19,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:18:19 BasicIcfg [2020-10-11 14:18:19,451 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-11 14:18:19,455 INFO L168 Benchmark]: Toolchain (without parser) took 797535.46 ms. Allocated memory was 250.1 MB in the beginning and 5.8 GB in the end (delta: 5.5 GB). Free memory was 205.2 MB in the beginning and 2.5 GB in the end (delta: -2.3 GB). Peak memory consumption was 7.2 GB. Max. memory is 14.2 GB. [2020-10-11 14:18:19,456 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 250.1 MB. Free memory is still 226.5 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-11 14:18:19,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 728.26 ms. Allocated memory was 250.1 MB in the beginning and 311.4 MB in the end (delta: 61.3 MB). Free memory was 205.2 MB in the beginning and 262.1 MB in the end (delta: -56.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 14.2 GB. [2020-10-11 14:18:19,464 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.21 ms. Allocated memory is still 311.4 MB. Free memory was 262.1 MB in the beginning and 259.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-11 14:18:19,464 INFO L168 Benchmark]: Boogie Preprocessor took 45.75 ms. Allocated memory is still 311.4 MB. Free memory is still 259.6 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-11 14:18:19,464 INFO L168 Benchmark]: RCFGBuilder took 697.29 ms. Allocated memory is still 311.4 MB. Free memory was 259.6 MB in the beginning and 209.6 MB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 14.2 GB. [2020-10-11 14:18:19,466 INFO L168 Benchmark]: TraceAbstraction took 795970.58 ms. Allocated memory was 311.4 MB in the beginning and 5.8 GB in the end (delta: 5.5 GB). Free memory was 207.1 MB in the beginning and 2.5 GB in the end (delta: -2.3 GB). Peak memory consumption was 7.2 GB. Max. memory is 14.2 GB. [2020-10-11 14:18:19,475 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 250.1 MB. Free memory is still 226.5 MB. There was no memory consumed. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 728.26 ms. Allocated memory was 250.1 MB in the beginning and 311.4 MB in the end (delta: 61.3 MB). Free memory was 205.2 MB in the beginning and 262.1 MB in the end (delta: -56.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 86.21 ms. Allocated memory is still 311.4 MB. Free memory was 262.1 MB in the beginning and 259.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 45.75 ms. Allocated memory is still 311.4 MB. Free memory is still 259.6 MB. There was no memory consumed. Max. memory is 14.2 GB. * RCFGBuilder took 697.29 ms. Allocated memory is still 311.4 MB. Free memory was 259.6 MB in the beginning and 209.6 MB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 14.2 GB. * TraceAbstraction took 795970.58 ms. Allocated memory was 311.4 MB in the beginning and 5.8 GB in the end (delta: 5.5 GB). Free memory was 207.1 MB in the beginning and 2.5 GB in the end (delta: -2.3 GB). Peak memory consumption was 7.2 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1155 VarBasedMoverChecksPositive, 77 VarBasedMoverChecksNegative, 26 SemBasedMoverChecksPositive, 51 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.3s, 148 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.2s, 74 PlacesBefore, 40 PlacesAfterwards, 72 TransitionsBefore, 34 TransitionsAfterwards, 2040 CoEnabledTransitionPairs, 5 FixpointIterations, 11 TrivialSequentialCompositions, 26 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 4 ChoiceCompositions, 50 TotalNumberOfCompositions, 5401 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 3111 VarBasedMoverChecksPositive, 253 VarBasedMoverChecksNegative, 146 SemBasedMoverChecksPositive, 107 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.8s, 797 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.2s, 119 PlacesBefore, 67 PlacesAfterwards, 117 TransitionsBefore, 61 TransitionsAfterwards, 4412 CoEnabledTransitionPairs, 5 FixpointIterations, 26 TrivialSequentialCompositions, 37 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 12 ConcurrentYvCompositions, 4 ChoiceCompositions, 83 TotalNumberOfCompositions, 16938 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 4847 VarBasedMoverChecksPositive, 508 VarBasedMoverChecksNegative, 384 SemBasedMoverChecksPositive, 124 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.1s, 1104 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.1s, 164 PlacesBefore, 89 PlacesAfterwards, 162 TransitionsBefore, 81 TransitionsAfterwards, 7796 CoEnabledTransitionPairs, 4 FixpointIterations, 40 TrivialSequentialCompositions, 48 ConcurrentSequentialCompositions, 7 TrivialYvCompositions, 15 ConcurrentYvCompositions, 6 ChoiceCompositions, 116 TotalNumberOfCompositions, 25499 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 7851 VarBasedMoverChecksPositive, 635 VarBasedMoverChecksNegative, 446 SemBasedMoverChecksPositive, 189 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.3s, 1975 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.9s, 209 PlacesBefore, 115 PlacesAfterwards, 207 TransitionsBefore, 104 TransitionsAfterwards, 12192 CoEnabledTransitionPairs, 4 FixpointIterations, 56 TrivialSequentialCompositions, 59 ConcurrentSequentialCompositions, 9 TrivialYvCompositions, 17 ConcurrentYvCompositions, 9 ChoiceCompositions, 150 TotalNumberOfCompositions, 40933 MoverChecksTotal - TimeoutResultAtElement [Line: 712]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 712). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 115 places, 104 transitions, 304 flow. Already constructed 611530 states. Currently 187897 states in worklist.. - TimeoutResultAtElement [Line: 705]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 705). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 115 places, 104 transitions, 304 flow. Already constructed 611530 states. Currently 187897 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 65 locations, 2 error locations. Started 4 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 795.6s, OverallIterations: 14, TraceHistogramMax: 4, AutomataDifference: 7.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 740.8s, HoareTripleCheckerStatistics: 626 SDtfs, 490 SDslu, 460 SDs, 0 SdLazy, 205 SolverSat, 106 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=317300occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 46.7s AutomataMinimizationTime, 11 MinimizatonAttempts, 29537 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 159 NumberOfCodeBlocks, 159 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 2825 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown