/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix038_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-19 02:23:29,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-19 02:23:29,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-19 02:23:29,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-19 02:23:29,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-19 02:23:29,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-19 02:23:29,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-19 02:23:29,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-19 02:23:29,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-19 02:23:29,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-19 02:23:29,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-19 02:23:29,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-19 02:23:29,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-19 02:23:29,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-19 02:23:29,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-19 02:23:29,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-19 02:23:29,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-19 02:23:29,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-19 02:23:29,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-19 02:23:29,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-19 02:23:29,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-19 02:23:29,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-19 02:23:29,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-19 02:23:29,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-19 02:23:29,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-19 02:23:29,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-19 02:23:29,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-19 02:23:29,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-19 02:23:29,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-19 02:23:29,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-19 02:23:29,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-19 02:23:29,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-19 02:23:29,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-19 02:23:29,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-19 02:23:29,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-19 02:23:29,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-19 02:23:29,145 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2019-12-19 02:23:29,178 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-19 02:23:29,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-19 02:23:29,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-19 02:23:29,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-19 02:23:29,184 INFO L138 SettingsManager]: * Use SBE=true [2019-12-19 02:23:29,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-19 02:23:29,184 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-19 02:23:29,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-19 02:23:29,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-19 02:23:29,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-19 02:23:29,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-19 02:23:29,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-19 02:23:29,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-19 02:23:29,185 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-19 02:23:29,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-19 02:23:29,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-19 02:23:29,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-19 02:23:29,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-19 02:23:29,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-19 02:23:29,188 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-19 02:23:29,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-19 02:23:29,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-19 02:23:29,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-19 02:23:29,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-19 02:23:29,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-19 02:23:29,189 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-19 02:23:29,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-19 02:23:29,189 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2019-12-19 02:23:29,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-19 02:23:29,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-19 02:23:29,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-19 02:23:29,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-19 02:23:29,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-19 02:23:29,494 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-19 02:23:29,495 INFO L275 PluginConnector]: CDTParser initialized [2019-12-19 02:23:29,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix038_tso.oepc.i [2019-12-19 02:23:29,562 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3d12a734/64e9ea209b4d4d1e98b7631af143efe6/FLAG028c28e49 [2019-12-19 02:23:30,158 INFO L306 CDTParser]: Found 1 translation units. [2019-12-19 02:23:30,159 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix038_tso.oepc.i [2019-12-19 02:23:30,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3d12a734/64e9ea209b4d4d1e98b7631af143efe6/FLAG028c28e49 [2019-12-19 02:23:30,426 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3d12a734/64e9ea209b4d4d1e98b7631af143efe6 [2019-12-19 02:23:30,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-19 02:23:30,436 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-19 02:23:30,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-19 02:23:30,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-19 02:23:30,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-19 02:23:30,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 02:23:30" (1/1) ... [2019-12-19 02:23:30,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a7a2df7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:23:30, skipping insertion in model container [2019-12-19 02:23:30,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 02:23:30" (1/1) ... [2019-12-19 02:23:30,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-19 02:23:30,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-19 02:23:31,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-19 02:23:31,099 INFO L203 MainTranslator]: Completed pre-run [2019-12-19 02:23:31,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-19 02:23:31,249 INFO L208 MainTranslator]: Completed translation [2019-12-19 02:23:31,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:23:31 WrapperNode [2019-12-19 02:23:31,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-19 02:23:31,250 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-19 02:23:31,250 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-19 02:23:31,250 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-19 02:23:31,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:23:31" (1/1) ... [2019-12-19 02:23:31,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:23:31" (1/1) ... [2019-12-19 02:23:31,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-19 02:23:31,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-19 02:23:31,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-19 02:23:31,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-19 02:23:31,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:23:31" (1/1) ... [2019-12-19 02:23:31,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:23:31" (1/1) ... [2019-12-19 02:23:31,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:23:31" (1/1) ... [2019-12-19 02:23:31,334 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:23:31" (1/1) ... [2019-12-19 02:23:31,345 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:23:31" (1/1) ... [2019-12-19 02:23:31,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:23:31" (1/1) ... [2019-12-19 02:23:31,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:23:31" (1/1) ... [2019-12-19 02:23:31,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-19 02:23:31,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-19 02:23:31,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-19 02:23:31,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-19 02:23:31,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:23:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-19 02:23:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-19 02:23:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-19 02:23:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-19 02:23:31,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-19 02:23:31,447 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-19 02:23:31,447 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-19 02:23:31,447 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-19 02:23:31,448 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-19 02:23:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-19 02:23:31,448 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-19 02:23:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-19 02:23:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-19 02:23:31,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-19 02:23:31,450 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-19 02:23:32,237 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-19 02:23:32,237 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-19 02:23:32,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 02:23:32 BoogieIcfgContainer [2019-12-19 02:23:32,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-19 02:23:32,240 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-19 02:23:32,240 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-19 02:23:32,244 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-19 02:23:32,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 02:23:30" (1/3) ... [2019-12-19 02:23:32,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432754b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 02:23:32, skipping insertion in model container [2019-12-19 02:23:32,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:23:31" (2/3) ... [2019-12-19 02:23:32,246 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432754b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 02:23:32, skipping insertion in model container [2019-12-19 02:23:32,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 02:23:32" (3/3) ... [2019-12-19 02:23:32,248 INFO L109 eAbstractionObserver]: Analyzing ICFG mix038_tso.oepc.i [2019-12-19 02:23:32,258 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-19 02:23:32,258 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-19 02:23:32,266 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-19 02:23:32,268 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-19 02:23:32,306 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,306 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,306 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,306 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,307 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,307 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,308 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,308 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,308 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,309 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,309 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,309 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,310 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,310 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,310 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,310 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,310 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,311 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,311 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,311 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,333 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,333 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,333 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,334 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,334 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,334 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,334 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,334 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,335 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,335 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,336 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,336 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,336 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,336 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,336 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,337 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,337 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,337 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,338 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,338 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,338 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,338 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,339 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,339 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,339 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,339 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,340 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,340 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,340 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,340 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,340 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,341 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,341 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,341 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,341 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,341 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,342 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,342 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,342 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,342 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,342 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,343 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,343 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,343 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,344 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,344 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,344 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,344 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,344 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,345 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,345 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,345 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,345 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,345 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,346 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,346 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,346 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,346 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,346 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,347 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,347 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,347 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,347 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,348 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,348 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,348 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,348 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,348 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,349 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,349 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,349 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,349 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,350 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,350 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,353 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,354 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,354 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,354 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,354 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,354 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,355 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,355 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,355 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,355 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,358 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,358 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,359 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,359 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,359 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,359 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,359 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,360 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,360 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,360 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,360 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,360 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,363 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,364 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,364 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,364 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,364 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,364 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,364 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,365 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,365 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,365 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-19 02:23:32,379 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-19 02:23:32,396 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-19 02:23:32,396 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-19 02:23:32,396 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-19 02:23:32,396 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-19 02:23:32,396 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-19 02:23:32,396 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-19 02:23:32,396 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-19 02:23:32,397 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-19 02:23:32,411 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 177 places, 214 transitions [2019-12-19 02:26:35,221 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 370020 states. [2019-12-19 02:26:35,223 INFO L276 IsEmpty]: Start isEmpty. Operand 370020 states. [2019-12-19 02:26:35,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-19 02:26:35,233 INFO L403 BasicCegarLoop]: Found error trace [2019-12-19 02:26:35,235 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-19 02:26:35,242 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-19 02:26:35,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-19 02:26:35,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1535403939, now seen corresponding path program 1 times [2019-12-19 02:26:35,259 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-19 02:26:35,259 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725701589] [2019-12-19 02:26:35,260 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-19 02:26:35,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-19 02:26:35,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-19 02:26:35,605 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725701589] [2019-12-19 02:26:35,606 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-19 02:26:35,606 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-19 02:26:35,607 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962367093] [2019-12-19 02:26:35,613 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-19 02:26:35,614 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-19 02:26:35,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-19 02:26:35,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-19 02:26:35,632 INFO L87 Difference]: Start difference. First operand 370020 states. Second operand 4 states. [2019-12-19 02:26:39,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-19 02:26:39,407 INFO L93 Difference]: Finished difference Result 387256 states and 2020321 transitions. [2019-12-19 02:26:39,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-19 02:26:39,408 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2019-12-19 02:26:39,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-19 02:26:52,602 INFO L225 Difference]: With dead ends: 387256 [2019-12-19 02:26:52,603 INFO L226 Difference]: Without dead ends: 343736 [2019-12-19 02:26:52,604 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-19 02:27:20,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343736 states. Received shutdown request... [2019-12-19 02:27:29,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343736 to 343736. [2019-12-19 02:27:29,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 343736 states. [2019-12-19 02:27:29,039 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-19 02:27:29,044 WARN L227 ceAbstractionStarter]: Timeout [2019-12-19 02:27:29,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 02:27:29 BasicIcfg [2019-12-19 02:27:29,045 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-19 02:27:29,047 INFO L168 Benchmark]: Toolchain (without parser) took 238610.95 ms. Allocated memory was 141.6 MB in the beginning and 4.6 GB in the end (delta: 4.4 GB). Free memory was 101.2 MB in the beginning and 892.3 MB in the end (delta: -791.1 MB). Peak memory consumption was 4.5 GB. Max. memory is 7.1 GB. [2019-12-19 02:27:29,048 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 141.6 MB. Free memory is still 120.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-12-19 02:27:29,049 INFO L168 Benchmark]: CACSL2BoogieTranslator took 812.30 ms. Allocated memory was 141.6 MB in the beginning and 202.4 MB in the end (delta: 60.8 MB). Free memory was 100.8 MB in the beginning and 154.0 MB in the end (delta: -53.2 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-12-19 02:27:29,050 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.92 ms. Allocated memory is still 202.4 MB. Free memory was 154.0 MB in the beginning and 150.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-12-19 02:27:29,050 INFO L168 Benchmark]: Boogie Preprocessor took 41.61 ms. Allocated memory is still 202.4 MB. Free memory was 150.1 MB in the beginning and 148.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-19 02:27:29,051 INFO L168 Benchmark]: RCFGBuilder took 880.10 ms. Allocated memory is still 202.4 MB. Free memory was 148.1 MB in the beginning and 97.9 MB in the end (delta: 50.2 MB). Peak memory consumption was 50.2 MB. Max. memory is 7.1 GB. [2019-12-19 02:27:29,052 INFO L168 Benchmark]: TraceAbstraction took 236804.50 ms. Allocated memory was 202.4 MB in the beginning and 4.6 GB in the end (delta: 4.4 GB). Free memory was 96.9 MB in the beginning and 892.3 MB in the end (delta: -795.4 MB). Peak memory consumption was 4.5 GB. Max. memory is 7.1 GB. [2019-12-19 02:27:29,057 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 141.6 MB. Free memory is still 120.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 812.30 ms. Allocated memory was 141.6 MB in the beginning and 202.4 MB in the end (delta: 60.8 MB). Free memory was 100.8 MB in the beginning and 154.0 MB in the end (delta: -53.2 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 66.92 ms. Allocated memory is still 202.4 MB. Free memory was 154.0 MB in the beginning and 150.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.61 ms. Allocated memory is still 202.4 MB. Free memory was 150.1 MB in the beginning and 148.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 880.10 ms. Allocated memory is still 202.4 MB. Free memory was 148.1 MB in the beginning and 97.9 MB in the end (delta: 50.2 MB). Peak memory consumption was 50.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 236804.50 ms. Allocated memory was 202.4 MB in the beginning and 4.6 GB in the end (delta: 4.4 GB). Free memory was 96.9 MB in the beginning and 892.3 MB in the end (delta: -795.4 MB). Peak memory consumption was 4.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while ReachableStatesComputation was computing reachable states (1 states constructedinput type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while ReachableStatesComputation was computing reachable states (1 states constructedinput type DoubleDeckerAutomaton). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 168 locations, 2 error locations. Result: TIMEOUT, OverallTime: 236.6s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 16.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 241 SDtfs, 192 SDslu, 304 SDs, 0 SdLazy, 102 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=370020occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 36.4s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 43 NumberOfCodeBlocks, 43 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 3234 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown