./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-divine/ring_2w1r-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-divine/ring_2w1r-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 019bf2ba0358bec37e2787cb3d15829de24a890e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-divine/ring_2w1r-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 019bf2ba0358bec37e2787cb3d15829de24a890e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: 0 --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 03:12:28,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 03:12:28,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 03:12:28,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 03:12:28,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 03:12:28,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 03:12:28,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 03:12:28,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 03:12:28,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 03:12:28,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 03:12:28,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 03:12:28,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 03:12:28,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 03:12:28,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 03:12:28,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 03:12:28,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 03:12:28,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 03:12:28,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 03:12:28,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 03:12:28,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 03:12:28,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 03:12:28,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 03:12:28,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 03:12:28,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 03:12:28,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 03:12:28,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 03:12:28,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 03:12:28,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 03:12:28,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 03:12:28,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 03:12:28,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 03:12:28,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 03:12:28,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 03:12:28,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 03:12:28,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 03:12:28,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 03:12:28,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 03:12:28,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 03:12:28,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 03:12:28,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 03:12:28,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 03:12:28,112 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 03:12:28,144 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 03:12:28,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 03:12:28,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 03:12:28,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 03:12:28,146 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 03:12:28,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 03:12:28,146 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 03:12:28,147 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 03:12:28,147 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 03:12:28,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 03:12:28,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 03:12:28,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 03:12:28,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 03:12:28,148 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 03:12:28,148 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 03:12:28,148 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 03:12:28,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 03:12:28,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 03:12:28,149 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 03:12:28,149 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 03:12:28,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 03:12:28,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 03:12:28,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 03:12:28,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 03:12:28,150 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 03:12:28,150 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 03:12:28,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 03:12:28,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 03:12:28,151 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 03:12:28,151 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 019bf2ba0358bec37e2787cb3d15829de24a890e [2020-10-20 03:12:28,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 03:12:28,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 03:12:28,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 03:12:28,403 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 03:12:28,404 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 03:12:28,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/ring_2w1r-1.i [2020-10-20 03:12:28,469 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0db59c8bd/5d639386db4542e8a99fe39f4bc32704/FLAGe6ae933d4 [2020-10-20 03:12:29,135 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 03:12:29,136 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i [2020-10-20 03:12:29,153 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0db59c8bd/5d639386db4542e8a99fe39f4bc32704/FLAGe6ae933d4 [2020-10-20 03:12:29,418 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0db59c8bd/5d639386db4542e8a99fe39f4bc32704 [2020-10-20 03:12:29,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 03:12:29,428 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 03:12:29,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 03:12:29,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 03:12:29,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 03:12:29,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 03:12:29" (1/1) ... [2020-10-20 03:12:29,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f353061 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:29, skipping insertion in model container [2020-10-20 03:12:29,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 03:12:29" (1/1) ... [2020-10-20 03:12:29,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 03:12:29,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 03:12:29,701 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-10-20 03:12:30,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 03:12:30,123 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 03:12:30,149 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-10-20 03:12:30,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 03:12:30,447 INFO L208 MainTranslator]: Completed translation [2020-10-20 03:12:30,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:30 WrapperNode [2020-10-20 03:12:30,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 03:12:30,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 03:12:30,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 03:12:30,449 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 03:12:30,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:30" (1/1) ... [2020-10-20 03:12:30,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:30" (1/1) ... [2020-10-20 03:12:30,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 03:12:30,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 03:12:30,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 03:12:30,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 03:12:30,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:30" (1/1) ... [2020-10-20 03:12:30,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:30" (1/1) ... [2020-10-20 03:12:30,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:30" (1/1) ... [2020-10-20 03:12:30,538 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:30" (1/1) ... [2020-10-20 03:12:30,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:30" (1/1) ... [2020-10-20 03:12:30,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:30" (1/1) ... [2020-10-20 03:12:30,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:30" (1/1) ... [2020-10-20 03:12:30,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 03:12:30,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 03:12:30,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 03:12:30,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 03:12:30,571 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:30" (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 [2020-10-20 03:12:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2020-10-20 03:12:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2020-10-20 03:12:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2020-10-20 03:12:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2020-10-20 03:12:30,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 03:12:30,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 03:12:30,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-20 03:12:30,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-20 03:12:30,661 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-20 03:12:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 03:12:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 03:12:30,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 03:12:30,664 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-20 03:12:31,283 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 03:12:31,284 INFO L298 CfgBuilder]: Removed 30 assume(true) statements. [2020-10-20 03:12:31,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 03:12:31 BoogieIcfgContainer [2020-10-20 03:12:31,286 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 03:12:31,288 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 03:12:31,288 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 03:12:31,291 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 03:12:31,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 03:12:29" (1/3) ... [2020-10-20 03:12:31,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13c43e8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 03:12:31, skipping insertion in model container [2020-10-20 03:12:31,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:30" (2/3) ... [2020-10-20 03:12:31,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13c43e8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 03:12:31, skipping insertion in model container [2020-10-20 03:12:31,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 03:12:31" (3/3) ... [2020-10-20 03:12:31,296 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_2w1r-1.i [2020-10-20 03:12:31,308 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-20 03:12:31,309 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 03:12:31,331 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-10-20 03:12:31,332 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-20 03:12:31,378 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,378 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,378 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,379 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,379 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,379 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,380 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,380 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,380 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,380 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,381 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,381 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,381 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,382 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,382 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,382 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,382 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,383 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,383 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,383 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,383 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,384 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,384 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,384 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,385 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,385 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,385 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,385 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,386 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,386 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,386 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,386 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,387 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,387 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,387 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,387 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,388 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,388 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,388 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,389 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,389 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,389 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,389 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,390 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,390 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,390 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,390 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,391 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,391 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,391 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,391 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,392 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,392 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,392 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,392 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,393 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,393 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,393 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,393 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,394 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,394 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,394 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,395 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,395 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,395 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,395 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,396 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,396 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,396 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,396 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,397 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,397 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,397 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,397 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,398 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,398 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,398 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,398 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,399 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,399 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,399 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,399 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,400 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,400 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,400 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,400 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,401 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,401 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,401 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,402 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,402 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,402 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,402 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,403 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,403 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,403 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,403 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,404 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,404 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,404 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,405 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,405 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,405 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,405 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,405 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,406 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,406 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,406 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,407 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,407 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,407 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,407 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,408 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,408 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,408 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,408 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,409 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,409 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,409 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,410 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,410 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,410 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,410 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,411 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,411 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,411 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,411 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,412 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,412 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,412 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,412 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,413 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,413 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,413 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,413 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,414 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,414 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,414 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,414 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,414 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,415 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,415 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,415 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,415 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,416 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,416 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,416 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,416 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,417 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,417 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,417 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,417 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,418 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,418 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,418 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,418 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,419 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,419 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,419 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,419 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,420 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,420 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,420 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,420 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,421 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,421 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,421 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,422 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,422 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,422 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,422 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,423 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,423 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,423 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,423 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,424 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,424 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,424 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,424 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,425 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,425 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,425 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,425 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,426 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,426 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,426 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,426 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,426 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,427 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,427 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,427 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,427 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,428 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,428 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,428 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,428 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,429 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,429 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,429 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,429 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,429 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,430 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,430 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,430 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,430 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,431 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,431 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,431 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,431 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,432 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,432 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,432 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,432 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,433 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,433 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,433 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,434 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,434 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,434 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,434 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,435 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,435 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,435 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,435 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,435 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,436 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,436 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,436 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,436 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,437 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,437 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,437 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,437 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,438 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,438 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,442 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,443 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,443 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,443 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,443 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,444 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,444 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,444 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,444 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,445 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,445 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,445 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,445 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,446 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,446 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,446 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,446 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,447 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,447 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,453 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,453 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,453 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,454 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,454 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,454 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,454 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,455 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,455 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,455 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,455 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,455 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,455 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,456 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,456 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,456 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,456 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,456 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,456 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,456 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,457 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,457 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,458 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,458 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,458 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,458 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,459 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,459 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,474 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,474 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,474 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,474 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,474 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,474 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,475 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,475 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,475 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:31,485 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-20 03:12:31,499 INFO L253 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2020-10-20 03:12:31,516 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 03:12:31,516 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 03:12:31,516 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 03:12:31,516 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 03:12:31,517 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 03:12:31,517 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 03:12:31,517 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 03:12:31,517 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 03:12:31,535 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-20 03:12:31,538 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 212 places, 228 transitions, 478 flow [2020-10-20 03:12:31,541 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 212 places, 228 transitions, 478 flow [2020-10-20 03:12:31,543 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 212 places, 228 transitions, 478 flow [2020-10-20 03:12:31,669 INFO L129 PetriNetUnfolder]: 22/228 cut-off events. [2020-10-20 03:12:31,669 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-20 03:12:31,686 INFO L80 FinitePrefix]: Finished finitePrefix Result has 239 conditions, 228 events. 22/228 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 523 event pairs, 0 based on Foata normal form. 0/203 useless extension candidates. Maximal degree in co-relation 185. Up to 3 conditions per place. [2020-10-20 03:12:31,703 INFO L117 LiptonReduction]: Number of co-enabled transitions 19112 [2020-10-20 03:12:35,321 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2020-10-20 03:12:36,308 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2020-10-20 03:12:36,420 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-20 03:12:37,735 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 147 [2020-10-20 03:12:38,098 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-20 03:12:38,499 INFO L132 LiptonReduction]: Checked pairs total: 50559 [2020-10-20 03:12:38,499 INFO L134 LiptonReduction]: Total number of compositions: 226 [2020-10-20 03:12:38,506 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 60 places, 67 transitions, 156 flow [2020-10-20 03:12:38,661 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2555 states. [2020-10-20 03:12:38,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states. [2020-10-20 03:12:38,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-20 03:12:38,679 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:12:38,680 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 03:12:38,681 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 03:12:38,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:12:38,687 INFO L82 PathProgramCache]: Analyzing trace with hash -983370675, now seen corresponding path program 1 times [2020-10-20 03:12:38,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 03:12:38,698 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691246500] [2020-10-20 03:12:38,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 03:12:38,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:12:38,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 03:12:38,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691246500] [2020-10-20 03:12:38,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 03:12:38,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 03:12:38,940 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323939958] [2020-10-20 03:12:38,945 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 03:12:38,945 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 03:12:38,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 03:12:38,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 03:12:38,965 INFO L87 Difference]: Start difference. First operand 2555 states. Second operand 2 states. [2020-10-20 03:12:39,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 03:12:39,054 INFO L93 Difference]: Finished difference Result 2555 states and 8199 transitions. [2020-10-20 03:12:39,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 03:12:39,056 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2020-10-20 03:12:39,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 03:12:39,119 INFO L225 Difference]: With dead ends: 2555 [2020-10-20 03:12:39,120 INFO L226 Difference]: Without dead ends: 2417 [2020-10-20 03:12:39,121 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 03:12:39,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2417 states. [2020-10-20 03:12:39,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2417 to 2417. [2020-10-20 03:12:39,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2417 states. [2020-10-20 03:12:39,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2417 states and 7802 transitions. [2020-10-20 03:12:39,534 INFO L78 Accepts]: Start accepts. Automaton has 2417 states and 7802 transitions. Word has length 13 [2020-10-20 03:12:39,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 03:12:39,535 INFO L481 AbstractCegarLoop]: Abstraction has 2417 states and 7802 transitions. [2020-10-20 03:12:39,535 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 03:12:39,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 7802 transitions. [2020-10-20 03:12:39,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-20 03:12:39,542 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:12:39,543 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 03:12:39,543 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 03:12:39,545 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 03:12:39,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:12:39,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1445838409, now seen corresponding path program 1 times [2020-10-20 03:12:39,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 03:12:39,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123269436] [2020-10-20 03:12:39,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 03:12:39,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:12:39,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 03:12:39,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123269436] [2020-10-20 03:12:39,777 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 03:12:39,777 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 03:12:39,777 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811261513] [2020-10-20 03:12:39,779 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 03:12:39,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 03:12:39,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 03:12:39,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 03:12:39,781 INFO L87 Difference]: Start difference. First operand 2417 states and 7802 transitions. Second operand 6 states. [2020-10-20 03:12:40,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 03:12:40,131 INFO L93 Difference]: Finished difference Result 2405 states and 7776 transitions. [2020-10-20 03:12:40,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 03:12:40,132 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-10-20 03:12:40,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 03:12:40,151 INFO L225 Difference]: With dead ends: 2405 [2020-10-20 03:12:40,151 INFO L226 Difference]: Without dead ends: 2405 [2020-10-20 03:12:40,152 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-20 03:12:40,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2405 states. [2020-10-20 03:12:40,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2405 to 2405. [2020-10-20 03:12:40,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2405 states. [2020-10-20 03:12:40,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 2405 states and 7776 transitions. [2020-10-20 03:12:40,237 INFO L78 Accepts]: Start accepts. Automaton has 2405 states and 7776 transitions. Word has length 17 [2020-10-20 03:12:40,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 03:12:40,238 INFO L481 AbstractCegarLoop]: Abstraction has 2405 states and 7776 transitions. [2020-10-20 03:12:40,238 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 03:12:40,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 7776 transitions. [2020-10-20 03:12:40,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 03:12:40,241 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:12:40,242 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 03:12:40,242 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 03:12:40,242 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 03:12:40,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:12:40,243 INFO L82 PathProgramCache]: Analyzing trace with hash 1460446619, now seen corresponding path program 1 times [2020-10-20 03:12:40,243 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 03:12:40,243 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316893957] [2020-10-20 03:12:40,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 03:12:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:12:40,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 03:12:40,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316893957] [2020-10-20 03:12:40,386 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 03:12:40,387 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 03:12:40,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133998964] [2020-10-20 03:12:40,387 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-20 03:12:40,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 03:12:40,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 03:12:40,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-20 03:12:40,388 INFO L87 Difference]: Start difference. First operand 2405 states and 7776 transitions. Second operand 7 states. [2020-10-20 03:12:40,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 03:12:40,880 INFO L93 Difference]: Finished difference Result 3714 states and 12120 transitions. [2020-10-20 03:12:40,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 03:12:40,881 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2020-10-20 03:12:40,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 03:12:40,908 INFO L225 Difference]: With dead ends: 3714 [2020-10-20 03:12:40,909 INFO L226 Difference]: Without dead ends: 3670 [2020-10-20 03:12:40,909 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-10-20 03:12:40,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3670 states. [2020-10-20 03:12:41,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3670 to 2942. [2020-10-20 03:12:41,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2942 states. [2020-10-20 03:12:41,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 2942 states and 9531 transitions. [2020-10-20 03:12:41,281 INFO L78 Accepts]: Start accepts. Automaton has 2942 states and 9531 transitions. Word has length 18 [2020-10-20 03:12:41,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 03:12:41,281 INFO L481 AbstractCegarLoop]: Abstraction has 2942 states and 9531 transitions. [2020-10-20 03:12:41,282 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-20 03:12:41,282 INFO L276 IsEmpty]: Start isEmpty. Operand 2942 states and 9531 transitions. [2020-10-20 03:12:41,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 03:12:41,286 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:12:41,286 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 03:12:41,286 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 03:12:41,287 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 03:12:41,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:12:41,287 INFO L82 PathProgramCache]: Analyzing trace with hash -139426519, now seen corresponding path program 2 times [2020-10-20 03:12:41,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 03:12:41,288 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148526935] [2020-10-20 03:12:41,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 03:12:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:12:41,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 03:12:41,510 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148526935] [2020-10-20 03:12:41,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 03:12:41,511 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 03:12:41,511 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594942960] [2020-10-20 03:12:41,511 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-20 03:12:41,511 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 03:12:41,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 03:12:41,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-20 03:12:41,512 INFO L87 Difference]: Start difference. First operand 2942 states and 9531 transitions. Second operand 7 states. [2020-10-20 03:12:42,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 03:12:42,021 INFO L93 Difference]: Finished difference Result 3428 states and 11107 transitions. [2020-10-20 03:12:42,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 03:12:42,021 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2020-10-20 03:12:42,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 03:12:42,045 INFO L225 Difference]: With dead ends: 3428 [2020-10-20 03:12:42,046 INFO L226 Difference]: Without dead ends: 3388 [2020-10-20 03:12:42,046 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-10-20 03:12:42,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3388 states. [2020-10-20 03:12:42,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3388 to 2898. [2020-10-20 03:12:42,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2898 states. [2020-10-20 03:12:42,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2898 states and 9417 transitions. [2020-10-20 03:12:42,142 INFO L78 Accepts]: Start accepts. Automaton has 2898 states and 9417 transitions. Word has length 18 [2020-10-20 03:12:42,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 03:12:42,142 INFO L481 AbstractCegarLoop]: Abstraction has 2898 states and 9417 transitions. [2020-10-20 03:12:42,142 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-20 03:12:42,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2898 states and 9417 transitions. [2020-10-20 03:12:42,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-20 03:12:42,150 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:12:42,150 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 03:12:42,151 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 03:12:42,151 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 03:12:42,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:12:42,151 INFO L82 PathProgramCache]: Analyzing trace with hash -288819214, now seen corresponding path program 1 times [2020-10-20 03:12:42,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 03:12:42,151 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407493420] [2020-10-20 03:12:42,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 03:12:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:12:42,258 ERROR L253 erpolLogProxyWrapper]: Interpolant 21 not inductive [2020-10-20 03:12:42,259 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 03:12:42,260 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: generated interpolants did not pass sanity check at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:219) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:876) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:392) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:386) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:326) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:241) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:511) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:360) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-10-20 03:12:42,266 INFO L168 Benchmark]: Toolchain (without parser) took 12842.16 ms. Allocated memory was 41.4 MB in the beginning and 168.8 MB in the end (delta: 127.4 MB). Free memory was 18.8 MB in the beginning and 37.6 MB in the end (delta: -18.8 MB). Peak memory consumption was 108.6 MB. Max. memory is 14.3 GB. [2020-10-20 03:12:42,267 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 31.5 MB. Free memory was 10.6 MB in the beginning and 10.6 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. [2020-10-20 03:12:42,268 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1019.38 ms. Allocated memory was 41.4 MB in the beginning and 47.7 MB in the end (delta: 6.3 MB). Free memory was 18.0 MB in the beginning and 17.3 MB in the end (delta: 686.4 kB). Peak memory consumption was 12.6 MB. Max. memory is 14.3 GB. [2020-10-20 03:12:42,268 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.59 ms. Allocated memory is still 47.7 MB. Free memory was 16.9 MB in the beginning and 13.7 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 14.3 GB. [2020-10-20 03:12:42,269 INFO L168 Benchmark]: Boogie Preprocessor took 47.81 ms. Allocated memory is still 47.7 MB. Free memory was 13.7 MB in the beginning and 11.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 14.3 GB. [2020-10-20 03:12:42,270 INFO L168 Benchmark]: RCFGBuilder took 718.61 ms. Allocated memory was 47.7 MB in the beginning and 51.4 MB in the end (delta: 3.7 MB). Free memory was 11.1 MB in the beginning and 10.3 MB in the end (delta: 778.3 kB). Peak memory consumption was 4.4 MB. Max. memory is 14.3 GB. [2020-10-20 03:12:42,271 INFO L168 Benchmark]: TraceAbstraction took 10975.98 ms. Allocated memory was 51.4 MB in the beginning and 168.8 MB in the end (delta: 117.4 MB). Free memory was 9.4 MB in the beginning and 37.6 MB in the end (delta: -28.3 MB). Peak memory consumption was 89.2 MB. Max. memory is 14.3 GB. [2020-10-20 03:12:42,275 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 31.5 MB. Free memory was 10.6 MB in the beginning and 10.6 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1019.38 ms. Allocated memory was 41.4 MB in the beginning and 47.7 MB in the end (delta: 6.3 MB). Free memory was 18.0 MB in the beginning and 17.3 MB in the end (delta: 686.4 kB). Peak memory consumption was 12.6 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 70.59 ms. Allocated memory is still 47.7 MB. Free memory was 16.9 MB in the beginning and 13.7 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 47.81 ms. Allocated memory is still 47.7 MB. Free memory was 13.7 MB in the beginning and 11.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 14.3 GB. * RCFGBuilder took 718.61 ms. Allocated memory was 47.7 MB in the beginning and 51.4 MB in the end (delta: 3.7 MB). Free memory was 11.1 MB in the beginning and 10.3 MB in the end (delta: 778.3 kB). Peak memory consumption was 4.4 MB. Max. memory is 14.3 GB. * TraceAbstraction took 10975.98 ms. Allocated memory was 51.4 MB in the beginning and 168.8 MB in the end (delta: 117.4 MB). Free memory was 9.4 MB in the beginning and 37.6 MB in the end (delta: -28.3 MB). Peak memory consumption was 89.2 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 12962 VarBasedMoverChecksPositive, 439 VarBasedMoverChecksNegative, 322 SemBasedMoverChecksPositive, 117 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.6s, 586 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 6.9s, 212 PlacesBefore, 60 PlacesAfterwards, 228 TransitionsBefore, 67 TransitionsAfterwards, 19112 CoEnabledTransitionPairs, 11 FixpointIterations, 37 TrivialSequentialCompositions, 140 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 40 ConcurrentYvCompositions, 9 ChoiceCompositions, 226 TotalNumberOfCompositions, 50559 MoverChecksTotal - ExceptionOrErrorResult: SMTLIBException: generated interpolants did not pass sanity check de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: generated interpolants did not pass sanity check: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:219) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 03:12:44,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 03:12:44,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 03:12:44,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-10-20 03:12:44,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 03:12:44,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 03:12:44,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 03:12:44,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 03:12:44,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 03:12:44,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 03:12:44,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 03:12:44,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 03:12:44,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 03:12:44,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 03:12:44,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 03:12:44,580 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-20 03:12:44,626 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 03:12:44,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 03:12:44,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 03:12:44,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 03:12:44,630 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 03:12:44,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 03:12:44,631 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 03:12:44,631 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 03:12:44,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 03:12:44,632 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 03:12:44,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 03:12:44,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 03:12:44,634 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 03:12:44,634 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 03:12:44,634 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 03:12:44,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 03:12:44,635 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 03:12:44,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 03:12:44,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 03:12:44,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 03:12:44,636 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 03:12:44,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 03:12:44,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 03:12:44,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 03:12:44,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 03:12:44,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 03:12:44,638 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 03:12:44,638 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 03:12:44,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 03:12:44,638 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 03:12:44,639 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 03:12:44,639 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 019bf2ba0358bec37e2787cb3d15829de24a890e [2020-10-20 03:12:44,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 03:12:44,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 03:12:44,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 03:12:44,863 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 03:12:44,863 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 03:12:44,864 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/ring_2w1r-1.i [2020-10-20 03:12:44,928 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/714d5b33a/3a6e5f7b5d404049aeb913b9fbb17309/FLAG2820f5c5e [2020-10-20 03:12:45,481 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 03:12:45,482 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i [2020-10-20 03:12:45,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/714d5b33a/3a6e5f7b5d404049aeb913b9fbb17309/FLAG2820f5c5e [2020-10-20 03:12:45,764 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/714d5b33a/3a6e5f7b5d404049aeb913b9fbb17309 [2020-10-20 03:12:45,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 03:12:45,772 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 03:12:45,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 03:12:45,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 03:12:45,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 03:12:45,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 03:12:45" (1/1) ... [2020-10-20 03:12:45,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58433cb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:45, skipping insertion in model container [2020-10-20 03:12:45,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 03:12:45" (1/1) ... [2020-10-20 03:12:45,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 03:12:45,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 03:12:46,156 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-10-20 03:12:46,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 03:12:46,571 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 03:12:46,586 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-10-20 03:12:46,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 03:12:46,906 INFO L208 MainTranslator]: Completed translation [2020-10-20 03:12:46,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:46 WrapperNode [2020-10-20 03:12:46,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 03:12:46,908 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 03:12:46,909 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 03:12:46,909 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 03:12:46,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:46" (1/1) ... [2020-10-20 03:12:46,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:46" (1/1) ... [2020-10-20 03:12:47,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 03:12:47,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 03:12:47,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 03:12:47,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 03:12:47,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:46" (1/1) ... [2020-10-20 03:12:47,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:46" (1/1) ... [2020-10-20 03:12:47,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:46" (1/1) ... [2020-10-20 03:12:47,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:46" (1/1) ... [2020-10-20 03:12:47,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:46" (1/1) ... [2020-10-20 03:12:47,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:46" (1/1) ... [2020-10-20 03:12:47,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:46" (1/1) ... [2020-10-20 03:12:47,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 03:12:47,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 03:12:47,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 03:12:47,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 03:12:47,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:46" (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 [2020-10-20 03:12:47,167 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2020-10-20 03:12:47,167 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2020-10-20 03:12:47,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-10-20 03:12:47,168 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2020-10-20 03:12:47,168 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2020-10-20 03:12:47,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 03:12:47,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 03:12:47,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-10-20 03:12:47,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-20 03:12:47,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-10-20 03:12:47,170 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-20 03:12:47,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 03:12:47,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 03:12:47,172 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-20 03:12:47,883 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 03:12:47,884 INFO L298 CfgBuilder]: Removed 30 assume(true) statements. [2020-10-20 03:12:47,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 03:12:47 BoogieIcfgContainer [2020-10-20 03:12:47,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 03:12:47,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 03:12:47,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 03:12:47,891 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 03:12:47,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 03:12:45" (1/3) ... [2020-10-20 03:12:47,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@583ef002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 03:12:47, skipping insertion in model container [2020-10-20 03:12:47,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:46" (2/3) ... [2020-10-20 03:12:47,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@583ef002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 03:12:47, skipping insertion in model container [2020-10-20 03:12:47,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 03:12:47" (3/3) ... [2020-10-20 03:12:47,904 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_2w1r-1.i [2020-10-20 03:12:47,917 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-20 03:12:47,917 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 03:12:47,925 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-10-20 03:12:47,926 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-20 03:12:47,967 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,967 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,968 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,968 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,968 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,968 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,969 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,969 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,969 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,969 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,969 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,969 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,970 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,970 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,970 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,970 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,971 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,971 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,971 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,971 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,971 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,972 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,972 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,972 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,972 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,972 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,973 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,973 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,973 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,973 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,973 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,974 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,974 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,974 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,974 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,974 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,975 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,975 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,975 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,975 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,975 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,975 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,976 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,976 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,976 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,976 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,976 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,976 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,977 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,977 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,977 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,977 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,977 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,978 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,978 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,978 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,978 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,978 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,978 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,979 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,979 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,979 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,979 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,979 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,980 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,980 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,980 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,980 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,980 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,980 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,981 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,981 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,981 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,981 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,981 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,981 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,982 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,982 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,982 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,982 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,982 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,983 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,983 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,983 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,983 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,983 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,983 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,984 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,984 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,984 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,984 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,984 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,985 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,985 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,985 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,985 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,985 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,986 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,986 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,986 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,986 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,986 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,986 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,987 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,987 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,987 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,987 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,987 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,987 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,988 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,988 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,988 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,988 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,988 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,989 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,989 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,989 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,989 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,989 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,989 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,990 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,990 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,990 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,990 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,990 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,991 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,991 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,991 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,991 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,991 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,991 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,992 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,992 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,992 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,992 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,992 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,992 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,993 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,993 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,993 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,993 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,993 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,993 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,994 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,994 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,994 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,994 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,994 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,994 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,995 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,995 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,995 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,995 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,995 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,995 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,996 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,996 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,996 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,996 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,996 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,996 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,997 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,997 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,997 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,997 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,997 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,998 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,998 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,998 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,998 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,999 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,999 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,999 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,999 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,999 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:47,999 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,000 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,000 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,000 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,000 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,000 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,001 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,001 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,001 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,001 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,001 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,001 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,002 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,002 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,002 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,002 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,002 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,002 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,003 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,003 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,003 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,003 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,003 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,003 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,003 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,004 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,004 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,004 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,004 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,004 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,004 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,005 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,005 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,005 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,005 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,005 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,005 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,006 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,006 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,006 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,006 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,006 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,006 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,007 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,007 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,007 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,007 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,007 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,008 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,008 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,008 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,008 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,008 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,008 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,009 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,009 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,009 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,009 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,009 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,013 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,013 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,013 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,013 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,014 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,014 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,014 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,014 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,014 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,014 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,015 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,015 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,015 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,015 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,015 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,015 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,016 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,016 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,016 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,023 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,023 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,023 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,024 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,024 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,024 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,024 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,024 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,024 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,025 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,025 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,025 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,025 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,025 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,026 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,026 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,026 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,026 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,026 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,026 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,036 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,036 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,036 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,036 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,036 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,037 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,037 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,037 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,037 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,037 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,037 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,037 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,038 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,038 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,038 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,038 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,038 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-20 03:12:48,049 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-20 03:12:48,063 INFO L253 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2020-10-20 03:12:48,084 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 03:12:48,084 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 03:12:48,084 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 03:12:48,085 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 03:12:48,085 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 03:12:48,085 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 03:12:48,085 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 03:12:48,085 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 03:12:48,104 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-20 03:12:48,107 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 212 places, 228 transitions, 478 flow [2020-10-20 03:12:48,110 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 212 places, 228 transitions, 478 flow [2020-10-20 03:12:48,111 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 212 places, 228 transitions, 478 flow [2020-10-20 03:12:48,217 INFO L129 PetriNetUnfolder]: 22/228 cut-off events. [2020-10-20 03:12:48,218 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-20 03:12:48,231 INFO L80 FinitePrefix]: Finished finitePrefix Result has 239 conditions, 228 events. 22/228 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 524 event pairs, 0 based on Foata normal form. 0/203 useless extension candidates. Maximal degree in co-relation 184. Up to 3 conditions per place. [2020-10-20 03:12:48,247 INFO L117 LiptonReduction]: Number of co-enabled transitions 18954 [2020-10-20 03:12:48,624 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2020-10-20 03:12:51,566 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-10-20 03:12:54,241 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-10-20 03:12:54,408 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-10-20 03:12:54,899 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-10-20 03:12:55,300 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-10-20 03:12:56,386 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-20 03:12:56,610 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-20 03:12:57,962 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 161 [2020-10-20 03:12:59,257 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 157 [2020-10-20 03:12:59,628 INFO L132 LiptonReduction]: Checked pairs total: 49720 [2020-10-20 03:12:59,629 INFO L134 LiptonReduction]: Total number of compositions: 229 [2020-10-20 03:12:59,637 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 60 places, 66 transitions, 154 flow [2020-10-20 03:12:59,915 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2555 states. [2020-10-20 03:12:59,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states. [2020-10-20 03:12:59,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-20 03:12:59,953 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:12:59,954 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 03:12:59,955 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 03:12:59,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:12:59,965 INFO L82 PathProgramCache]: Analyzing trace with hash -2018341087, now seen corresponding path program 1 times [2020-10-20 03:12:59,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 03:12:59,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1087294240] [2020-10-20 03:12:59,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-10-20 03:13:00,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:13:00,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2020-10-20 03:13:00,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 03:13:00,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 03:13:00,198 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 03:13:00,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 03:13:00,205 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1087294240] [2020-10-20 03:13:00,206 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 03:13:00,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-10-20 03:13:00,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473511642] [2020-10-20 03:13:00,212 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 03:13:00,212 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 03:13:00,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 03:13:00,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 03:13:00,231 INFO L87 Difference]: Start difference. First operand 2555 states. Second operand 2 states. [2020-10-20 03:13:00,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 03:13:00,314 INFO L93 Difference]: Finished difference Result 2555 states and 8199 transitions. [2020-10-20 03:13:00,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 03:13:00,316 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2020-10-20 03:13:00,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 03:13:00,373 INFO L225 Difference]: With dead ends: 2555 [2020-10-20 03:13:00,373 INFO L226 Difference]: Without dead ends: 2417 [2020-10-20 03:13:00,382 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 03:13:00,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2417 states. [2020-10-20 03:13:00,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2417 to 2417. [2020-10-20 03:13:00,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2417 states. [2020-10-20 03:13:00,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2417 states and 7802 transitions. [2020-10-20 03:13:00,595 INFO L78 Accepts]: Start accepts. Automaton has 2417 states and 7802 transitions. Word has length 13 [2020-10-20 03:13:00,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 03:13:00,596 INFO L481 AbstractCegarLoop]: Abstraction has 2417 states and 7802 transitions. [2020-10-20 03:13:00,596 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 03:13:00,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 7802 transitions. [2020-10-20 03:13:00,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-20 03:13:00,599 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:13:00,600 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 03:13:00,804 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-20 03:13:00,805 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 03:13:00,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:13:00,806 INFO L82 PathProgramCache]: Analyzing trace with hash -526502963, now seen corresponding path program 1 times [2020-10-20 03:13:00,807 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 03:13:00,807 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1432438518] [2020-10-20 03:13:00,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-10-20 03:13:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:13:01,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 19 conjunts are in the unsatisfiable core [2020-10-20 03:13:01,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 03:13:01,305 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 03:13:01,306 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 180 treesize of output 178 [2020-10-20 03:13:01,310 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 5, 2, 4, 1] term [2020-10-20 03:13:01,310 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 03:13:01,311 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 2, 4, 1] term [2020-10-20 03:13:01,312 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 03:13:01,313 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2020-10-20 03:13:01,313 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 03:13:01,316 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2020-10-20 03:13:01,316 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 03:13:01,318 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 7, 2, 5, 2, 4, 1] term [2020-10-20 03:13:01,318 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 03:13:01,321 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 03:13:01,606 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 43 [2020-10-20 03:13:01,607 INFO L625 ElimStorePlain]: treesize reduction 218, result has 25.3 percent of original size [2020-10-20 03:13:01,648 INFO L350 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2020-10-20 03:13:01,649 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 24 [2020-10-20 03:13:01,649 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-20 03:13:01,703 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 03:13:01,713 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1432438518] [2020-10-20 03:13:01,717 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2020-10-20 03:13:01,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1680254916] [2020-10-20 03:13:01,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-10-20 03:13:02,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:13:02,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 23 conjunts are in the unsatisfiable core [2020-10-20 03:13:02,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 03:13:02,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 03:13:02,136 INFO L350 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2020-10-20 03:13:02,136 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 24 [2020-10-20 03:13:02,137 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 03:13:02,147 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 03:13:02,148 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-20 03:13:02,148 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:27 [2020-10-20 03:13:02,291 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 03:13:02,292 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 11 [2020-10-20 03:13:02,293 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 03:13:02,295 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 03:13:02,295 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-20 03:13:02,295 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:1 [2020-10-20 03:13:02,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 03:13:02,298 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 03:13:02,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 03:13:02,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 03:13:02,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2020-10-20 03:13:02,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051783309] [2020-10-20 03:13:02,393 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-20 03:13:02,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 03:13:02,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-20 03:13:02,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-20 03:13:02,394 INFO L87 Difference]: Start difference. First operand 2417 states and 7802 transitions. Second operand 10 states. [2020-10-20 03:13:03,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 03:13:03,235 INFO L93 Difference]: Finished difference Result 2405 states and 7776 transitions. [2020-10-20 03:13:03,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 03:13:03,236 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 17 [2020-10-20 03:13:03,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 03:13:03,255 INFO L225 Difference]: With dead ends: 2405 [2020-10-20 03:13:03,255 INFO L226 Difference]: Without dead ends: 2405 [2020-10-20 03:13:03,256 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2020-10-20 03:13:03,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2405 states. [2020-10-20 03:13:03,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2405 to 2405. [2020-10-20 03:13:03,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2405 states. [2020-10-20 03:13:03,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 2405 states and 7776 transitions. [2020-10-20 03:13:03,353 INFO L78 Accepts]: Start accepts. Automaton has 2405 states and 7776 transitions. Word has length 17 [2020-10-20 03:13:03,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 03:13:03,353 INFO L481 AbstractCegarLoop]: Abstraction has 2405 states and 7776 transitions. [2020-10-20 03:13:03,353 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-20 03:13:03,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 7776 transitions. [2020-10-20 03:13:03,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 03:13:03,357 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 03:13:03,357 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 03:13:03,763 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 cvc4 --incremental --print-success --lang smt --rewrite-divk,3 mathsat -unsat_core_generation=3 [2020-10-20 03:13:03,764 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 03:13:03,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 03:13:03,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1452221735, now seen corresponding path program 1 times [2020-10-20 03:13:03,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 03:13:03,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [390652369] [2020-10-20 03:13:03,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-10-20 03:13:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:13:03,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 19 conjunts are in the unsatisfiable core [2020-10-20 03:13:03,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 03:13:03,938 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 282 treesize of output 266 [2020-10-20 03:13:03,950 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 03:13:04,239 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 34 [2020-10-20 03:13:04,240 INFO L625 ElimStorePlain]: treesize reduction 221, result has 20.8 percent of original size [2020-10-20 03:13:04,293 INFO L350 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2020-10-20 03:13:04,294 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 24 [2020-10-20 03:13:04,295 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-20 03:13:04,323 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 03:13:04,325 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [390652369] [2020-10-20 03:13:04,326 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2020-10-20 03:13:04,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2042045431] [2020-10-20 03:13:04,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-10-20 03:13:04,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:13:04,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 25 conjunts are in the unsatisfiable core [2020-10-20 03:13:04,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 03:13:04,837 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 03:13:04,838 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 814 treesize of output 812 [2020-10-20 03:13:04,840 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 2, 3, 2, 2, 2, 4, 2, 2, 2, 3, 2, 2, 1] term [2020-10-20 03:13:04,841 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 03:13:04,844 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 6, 2, 2, 2, 3, 2, 2, 2, 4, 2, 2, 2, 3, 2, 2, 1] term [2020-10-20 03:13:04,844 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 03:13:04,847 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 03:13:05,308 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 44 [2020-10-20 03:13:05,308 INFO L625 ElimStorePlain]: treesize reduction 2948, result has 2.5 percent of original size [2020-10-20 03:13:05,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 03:13:05,328 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 24 [2020-10-20 03:13:05,329 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-20 03:13:05,377 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 03:13:05,380 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2020-10-20 03:13:05,380 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2067789934] [2020-10-20 03:13:05,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 03:13:05,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 03:13:05,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 22 conjunts are in the unsatisfiable core [2020-10-20 03:13:05,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 03:13:05,527 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 189 [2020-10-20 03:13:05,530 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 03:13:05,728 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 34 [2020-10-20 03:13:05,729 INFO L625 ElimStorePlain]: treesize reduction 165, result has 27.0 percent of original size [2020-10-20 03:13:05,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 03:13:05,741 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 24 [2020-10-20 03:13:05,741 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-20 03:13:05,770 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 03:13:05,772 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2020-10-20 03:13:05,773 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 0 imperfect interpolant sequences. [2020-10-20 03:13:05,773 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2020-10-20 03:13:05,773 ERROR L205 FreeRefinementEngine]: Strategy WOLF failed to provide any proof altough trace is infeasible [2020-10-20 03:13:05,773 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-20 03:13:06,378 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3,6 cvc4 --incremental --print-success --lang smt --rewrite-divk,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 03:13:06,380 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.ArrayIndexOutOfBoundsException: 0 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.petrinetlbe.PetriNetLargeBlockEncoding.translateExecution(PetriNetLargeBlockEncoding.java:203) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getRcfgProgramExecution(BasicCegarLoop.java:1162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:147) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:360) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-10-20 03:13:06,385 INFO L168 Benchmark]: Toolchain (without parser) took 20615.53 ms. Allocated memory was 36.7 MB in the beginning and 135.3 MB in the end (delta: 98.6 MB). Free memory was 17.4 MB in the beginning and 49.6 MB in the end (delta: -32.2 MB). Peak memory consumption was 66.3 MB. Max. memory is 14.3 GB. [2020-10-20 03:13:06,386 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 34.1 MB. Free memory was 12.2 MB in the beginning and 12.1 MB in the end (delta: 68.4 kB). Peak memory consumption was 68.4 kB. Max. memory is 14.3 GB. [2020-10-20 03:13:06,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1133.98 ms. Allocated memory was 36.7 MB in the beginning and 50.3 MB in the end (delta: 13.6 MB). Free memory was 16.5 MB in the beginning and 18.0 MB in the end (delta: -1.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 14.3 GB. [2020-10-20 03:13:06,387 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.11 ms. Allocated memory is still 50.3 MB. Free memory was 18.0 MB in the beginning and 14.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 14.3 GB. [2020-10-20 03:13:06,388 INFO L168 Benchmark]: Boogie Preprocessor took 50.09 ms. Allocated memory is still 50.3 MB. Free memory was 14.5 MB in the beginning and 11.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 14.3 GB. [2020-10-20 03:13:06,389 INFO L168 Benchmark]: RCFGBuilder took 801.50 ms. Allocated memory was 50.3 MB in the beginning and 54.5 MB in the end (delta: 4.2 MB). Free memory was 11.9 MB in the beginning and 7.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 10.6 MB. Max. memory is 14.3 GB. [2020-10-20 03:13:06,392 INFO L168 Benchmark]: TraceAbstraction took 18494.38 ms. Allocated memory was 54.5 MB in the beginning and 135.3 MB in the end (delta: 80.7 MB). Free memory was 7.1 MB in the beginning and 49.6 MB in the end (delta: -42.5 MB). Peak memory consumption was 38.3 MB. Max. memory is 14.3 GB. [2020-10-20 03:13:06,404 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 34.1 MB. Free memory was 12.2 MB in the beginning and 12.1 MB in the end (delta: 68.4 kB). Peak memory consumption was 68.4 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1133.98 ms. Allocated memory was 36.7 MB in the beginning and 50.3 MB in the end (delta: 13.6 MB). Free memory was 16.5 MB in the beginning and 18.0 MB in the end (delta: -1.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 126.11 ms. Allocated memory is still 50.3 MB. Free memory was 18.0 MB in the beginning and 14.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 50.09 ms. Allocated memory is still 50.3 MB. Free memory was 14.5 MB in the beginning and 11.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 14.3 GB. * RCFGBuilder took 801.50 ms. Allocated memory was 50.3 MB in the beginning and 54.5 MB in the end (delta: 4.2 MB). Free memory was 11.9 MB in the beginning and 7.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 10.6 MB. Max. memory is 14.3 GB. * TraceAbstraction took 18494.38 ms. Allocated memory was 54.5 MB in the beginning and 135.3 MB in the end (delta: 80.7 MB). Free memory was 7.1 MB in the beginning and 49.6 MB in the end (delta: -42.5 MB). Peak memory consumption was 38.3 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 12872 VarBasedMoverChecksPositive, 483 VarBasedMoverChecksNegative, 363 SemBasedMoverChecksPositive, 120 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 2.6s, 582 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 11.5s, 212 PlacesBefore, 60 PlacesAfterwards, 228 TransitionsBefore, 66 TransitionsAfterwards, 18954 CoEnabledTransitionPairs, 11 FixpointIterations, 38 TrivialSequentialCompositions, 142 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 39 ConcurrentYvCompositions, 10 ChoiceCompositions, 229 TotalNumberOfCompositions, 49720 MoverChecksTotal - ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: 0 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: ArrayIndexOutOfBoundsException: 0: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.petrinetlbe.PetriNetLargeBlockEncoding.translateExecution(PetriNetLargeBlockEncoding.java:203) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...