/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-lit/fkp2013-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 14:41:57,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 14:41:57,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 14:41:57,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 14:41:57,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 14:41:57,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 14:41:57,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 14:41:57,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 14:41:57,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 14:41:57,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 14:41:57,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 14:41:57,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 14:41:57,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 14:41:57,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 14:41:57,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 14:41:57,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 14:41:57,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 14:41:57,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 14:41:57,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 14:41:57,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 14:41:57,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 14:41:57,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 14:41:57,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 14:41:57,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 14:41:57,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-27 14:41:57,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 14:41:57,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 14:41:57,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 14:41:57,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 14:41:57,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 14:41:57,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 14:41:57,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 14:41:57,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 14:41:57,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 14:41:57,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 14:41:57,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 14:41:57,335 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 [2019-12-27 14:41:57,349 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 14:41:57,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 14:41:57,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 14:41:57,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 14:41:57,351 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 14:41:57,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 14:41:57,351 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 14:41:57,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 14:41:57,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 14:41:57,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 14:41:57,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 14:41:57,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 14:41:57,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 14:41:57,353 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 14:41:57,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 14:41:57,353 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 14:41:57,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 14:41:57,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 14:41:57,354 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 14:41:57,354 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 14:41:57,354 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 14:41:57,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 14:41:57,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 14:41:57,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 14:41:57,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 14:41:57,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 14:41:57,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 14:41:57,356 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2019-12-27 14:41:57,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 14:41:57,356 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 14:41:57,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 14:41:57,653 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 14:41:57,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 14:41:57,658 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 14:41:57,658 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 14:41:57,659 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/fkp2013-2.i [2019-12-27 14:41:57,737 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/417524d42/7819d6b3c9054335a10b9293ebe25b43/FLAG3ca253cb9 [2019-12-27 14:41:58,309 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 14:41:58,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/fkp2013-2.i [2019-12-27 14:41:58,324 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/417524d42/7819d6b3c9054335a10b9293ebe25b43/FLAG3ca253cb9 [2019-12-27 14:41:58,604 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/417524d42/7819d6b3c9054335a10b9293ebe25b43 [2019-12-27 14:41:58,613 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 14:41:58,615 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 14:41:58,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 14:41:58,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 14:41:58,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 14:41:58,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 02:41:58" (1/1) ... [2019-12-27 14:41:58,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24eafc58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 02:41:58, skipping insertion in model container [2019-12-27 14:41:58,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 02:41:58" (1/1) ... [2019-12-27 14:41:58,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 14:41:58,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 14:41:59,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 14:41:59,171 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 14:41:59,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 14:41:59,337 INFO L208 MainTranslator]: Completed translation [2019-12-27 14:41:59,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 02:41:59 WrapperNode [2019-12-27 14:41:59,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 14:41:59,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 14:41:59,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 14:41:59,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 14:41:59,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 02:41:59" (1/1) ... [2019-12-27 14:41:59,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 02:41:59" (1/1) ... [2019-12-27 14:41:59,393 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 14:41:59,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 14:41:59,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 14:41:59,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 14:41:59,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 02:41:59" (1/1) ... [2019-12-27 14:41:59,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 02:41:59" (1/1) ... [2019-12-27 14:41:59,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 02:41:59" (1/1) ... [2019-12-27 14:41:59,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 02:41:59" (1/1) ... [2019-12-27 14:41:59,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 02:41:59" (1/1) ... [2019-12-27 14:41:59,416 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 02:41:59" (1/1) ... [2019-12-27 14:41:59,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 02:41:59" (1/1) ... [2019-12-27 14:41:59,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 14:41:59,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 14:41:59,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 14:41:59,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 14:41:59,425 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 02:41:59" (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 [2019-12-27 14:41:59,491 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-12-27 14:41:59,491 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-12-27 14:41:59,491 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-12-27 14:41:59,491 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-12-27 14:41:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 14:41:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 14:41:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 14:41:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 14:41:59,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 14:41:59,494 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 14:41:59,841 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 14:41:59,841 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-27 14:41:59,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 02:41:59 BoogieIcfgContainer [2019-12-27 14:41:59,843 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 14:41:59,844 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 14:41:59,844 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 14:41:59,847 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 14:41:59,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 02:41:58" (1/3) ... [2019-12-27 14:41:59,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37e80fe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 02:41:59, skipping insertion in model container [2019-12-27 14:41:59,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 02:41:59" (2/3) ... [2019-12-27 14:41:59,849 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37e80fe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 02:41:59, skipping insertion in model container [2019-12-27 14:41:59,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 02:41:59" (3/3) ... [2019-12-27 14:41:59,851 INFO L109 eAbstractionObserver]: Analyzing ICFG fkp2013-2.i [2019-12-27 14:41:59,862 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 14:41:59,862 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 14:41:59,869 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-27 14:41:59,870 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 14:41:59,894 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,894 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,894 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,895 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,895 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,895 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,896 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,896 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,896 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,897 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,897 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,897 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,897 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,898 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,898 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,898 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,898 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,898 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,899 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,899 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,899 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,903 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,904 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,904 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,904 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,905 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,913 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,913 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,914 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,914 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,914 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,914 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:41:59,933 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-12-27 14:41:59,951 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 14:41:59,951 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 14:41:59,951 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 14:41:59,951 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 14:41:59,951 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 14:41:59,952 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 14:41:59,952 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 14:41:59,952 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 14:41:59,964 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55 places, 51 transitions [2019-12-27 14:42:00,038 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1265 states. [2019-12-27 14:42:00,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states. [2019-12-27 14:42:00,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-27 14:42:00,050 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 14:42:00,051 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 14:42:00,052 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2019-12-27 14:42:00,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 14:42:00,059 INFO L82 PathProgramCache]: Analyzing trace with hash -976840965, now seen corresponding path program 1 times [2019-12-27 14:42:00,069 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 14:42:00,069 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404555608] [2019-12-27 14:42:00,070 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 14:42:00,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 14:42:00,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 14:42:00,342 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404555608] [2019-12-27 14:42:00,343 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 14:42:00,343 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-27 14:42:00,344 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745837583] [2019-12-27 14:42:00,353 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 14:42:00,353 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 14:42:00,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 14:42:00,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 14:42:00,378 INFO L87 Difference]: Start difference. First operand 1265 states. Second operand 5 states. [2019-12-27 14:42:00,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 14:42:00,625 INFO L93 Difference]: Finished difference Result 1399 states and 3554 transitions. [2019-12-27 14:42:00,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-27 14:42:00,627 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2019-12-27 14:42:00,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 14:42:00,666 INFO L225 Difference]: With dead ends: 1399 [2019-12-27 14:42:00,666 INFO L226 Difference]: Without dead ends: 927 [2019-12-27 14:42:00,670 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-12-27 14:42:00,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states. [2019-12-27 14:42:00,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 855. [2019-12-27 14:42:00,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 855 states. [2019-12-27 14:42:00,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 855 states and 2147 transitions. [2019-12-27 14:42:00,814 INFO L78 Accepts]: Start accepts. Automaton has 855 states and 2147 transitions. Word has length 21 [2019-12-27 14:42:00,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 14:42:00,823 INFO L462 AbstractCegarLoop]: Abstraction has 855 states and 2147 transitions. [2019-12-27 14:42:00,823 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 14:42:00,824 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 2147 transitions. [2019-12-27 14:42:00,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-27 14:42:00,829 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 14:42:00,829 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 14:42:00,829 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2019-12-27 14:42:00,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 14:42:00,830 INFO L82 PathProgramCache]: Analyzing trace with hash 634506375, now seen corresponding path program 1 times [2019-12-27 14:42:00,830 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 14:42:00,831 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819922079] [2019-12-27 14:42:00,833 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 14:42:00,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 14:42:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 14:42:00,937 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 14:42:00,938 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 14:42:00,939 WARN L364 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-27 14:42:00,940 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2019-12-27 14:42:00,952 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,953 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,953 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,953 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,953 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,953 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,954 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,954 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,954 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,955 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,958 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,959 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,959 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,960 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,967 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,968 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,968 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,968 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,970 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,970 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,970 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,971 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,971 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,971 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,971 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,971 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,972 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,972 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,972 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,972 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,974 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,974 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,974 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,974 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,975 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,975 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,975 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,975 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,976 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,976 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,977 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,977 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,978 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,978 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,979 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,979 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,979 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,982 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,982 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,982 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,983 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,983 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,985 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,985 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,985 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,986 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,986 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,986 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,988 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,989 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,989 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,989 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,989 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,989 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:00,993 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-27 14:42:00,994 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 14:42:00,994 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 14:42:00,994 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 14:42:00,994 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 14:42:00,994 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 14:42:00,994 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 14:42:00,994 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 14:42:00,994 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 14:42:00,998 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 76 places, 69 transitions [2019-12-27 14:42:01,552 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 9035 states. [2019-12-27 14:42:01,553 INFO L276 IsEmpty]: Start isEmpty. Operand 9035 states. [2019-12-27 14:42:01,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-27 14:42:01,558 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 14:42:01,559 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 14:42:01,560 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 14:42:01,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 14:42:01,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1010758289, now seen corresponding path program 1 times [2019-12-27 14:42:01,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 14:42:01,561 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092308163] [2019-12-27 14:42:01,562 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 14:42:01,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 14:42:01,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 14:42:01,669 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092308163] [2019-12-27 14:42:01,669 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 14:42:01,669 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-27 14:42:01,738 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114414206] [2019-12-27 14:42:01,738 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 14:42:01,738 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 14:42:01,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 14:42:01,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 14:42:01,739 INFO L87 Difference]: Start difference. First operand 9035 states. Second operand 5 states. [2019-12-27 14:42:01,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 14:42:01,957 INFO L93 Difference]: Finished difference Result 11815 states and 39852 transitions. [2019-12-27 14:42:01,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-27 14:42:01,958 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2019-12-27 14:42:01,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 14:42:02,032 INFO L225 Difference]: With dead ends: 11815 [2019-12-27 14:42:02,032 INFO L226 Difference]: Without dead ends: 8199 [2019-12-27 14:42:02,032 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-12-27 14:42:02,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8199 states. [2019-12-27 14:42:02,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8199 to 7344. [2019-12-27 14:42:02,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7344 states. [2019-12-27 14:42:02,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7344 states to 7344 states and 24684 transitions. [2019-12-27 14:42:02,420 INFO L78 Accepts]: Start accepts. Automaton has 7344 states and 24684 transitions. Word has length 21 [2019-12-27 14:42:02,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 14:42:02,420 INFO L462 AbstractCegarLoop]: Abstraction has 7344 states and 24684 transitions. [2019-12-27 14:42:02,420 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 14:42:02,420 INFO L276 IsEmpty]: Start isEmpty. Operand 7344 states and 24684 transitions. [2019-12-27 14:42:02,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-27 14:42:02,426 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 14:42:02,427 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] [2019-12-27 14:42:02,427 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 14:42:02,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 14:42:02,428 INFO L82 PathProgramCache]: Analyzing trace with hash 1733676717, now seen corresponding path program 1 times [2019-12-27 14:42:02,428 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 14:42:02,428 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715329680] [2019-12-27 14:42:02,429 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 14:42:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 14:42:02,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 14:42:02,569 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715329680] [2019-12-27 14:42:02,569 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 14:42:02,570 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-12-27 14:42:02,570 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459945840] [2019-12-27 14:42:02,570 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-27 14:42:02,571 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 14:42:02,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-27 14:42:02,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-12-27 14:42:02,571 INFO L87 Difference]: Start difference. First operand 7344 states and 24684 transitions. Second operand 7 states. [2019-12-27 14:42:03,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 14:42:03,014 INFO L93 Difference]: Finished difference Result 12102 states and 39511 transitions. [2019-12-27 14:42:03,015 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-12-27 14:42:03,015 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 30 [2019-12-27 14:42:03,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 14:42:03,205 INFO L225 Difference]: With dead ends: 12102 [2019-12-27 14:42:03,205 INFO L226 Difference]: Without dead ends: 11054 [2019-12-27 14:42:03,208 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2019-12-27 14:42:03,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11054 states. [2019-12-27 14:42:03,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11054 to 6287. [2019-12-27 14:42:03,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6287 states. [2019-12-27 14:42:03,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6287 states to 6287 states and 21120 transitions. [2019-12-27 14:42:03,482 INFO L78 Accepts]: Start accepts. Automaton has 6287 states and 21120 transitions. Word has length 30 [2019-12-27 14:42:03,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 14:42:03,483 INFO L462 AbstractCegarLoop]: Abstraction has 6287 states and 21120 transitions. [2019-12-27 14:42:03,484 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-27 14:42:03,484 INFO L276 IsEmpty]: Start isEmpty. Operand 6287 states and 21120 transitions. [2019-12-27 14:42:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-27 14:42:03,488 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 14:42:03,488 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 14:42:03,488 INFO L410 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 14:42:03,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 14:42:03,489 INFO L82 PathProgramCache]: Analyzing trace with hash -1248289279, now seen corresponding path program 1 times [2019-12-27 14:42:03,489 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 14:42:03,490 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636671742] [2019-12-27 14:42:03,490 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 14:42:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 14:42:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 14:42:03,569 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 14:42:03,569 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 14:42:03,570 WARN L364 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-27 14:42:03,570 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2019-12-27 14:42:03,590 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,591 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,591 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,591 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,592 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,592 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,592 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,593 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,593 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,594 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,594 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,594 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,594 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,598 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,599 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,599 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,599 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,599 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,599 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,599 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,600 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,600 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,600 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,600 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,601 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,601 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,601 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,602 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,602 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,602 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,602 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,602 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,602 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,603 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,603 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,603 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,603 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,603 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,603 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,604 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,604 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,604 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,604 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,604 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,604 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,605 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,605 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,605 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,605 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,605 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,605 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,606 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,606 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,606 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,606 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,606 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,606 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,607 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,607 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,607 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,607 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,607 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,607 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,608 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,608 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,608 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,608 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,609 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,610 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,611 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,611 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,611 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,611 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,613 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,613 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,613 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,614 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,614 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,616 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,617 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,617 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,617 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,617 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,617 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,621 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,621 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,621 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,622 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,622 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,622 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,624 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,624 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,624 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,624 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,624 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,624 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:03,626 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 14:42:03,626 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 14:42:03,627 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 14:42:03,627 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 14:42:03,627 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 14:42:03,627 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 14:42:03,627 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 14:42:03,627 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 14:42:03,627 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 14:42:03,632 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 97 places, 87 transitions [2019-12-27 14:42:15,568 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 63425 states. [2019-12-27 14:42:15,568 INFO L276 IsEmpty]: Start isEmpty. Operand 63425 states. [2019-12-27 14:42:15,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-27 14:42:15,569 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 14:42:15,569 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 14:42:15,569 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 14:42:15,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 14:42:15,570 INFO L82 PathProgramCache]: Analyzing trace with hash 2071358329, now seen corresponding path program 1 times [2019-12-27 14:42:15,570 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 14:42:15,570 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391752462] [2019-12-27 14:42:15,571 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 14:42:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 14:42:15,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 14:42:15,621 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391752462] [2019-12-27 14:42:15,621 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 14:42:15,621 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-27 14:42:15,622 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133048163] [2019-12-27 14:42:15,622 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 14:42:15,622 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 14:42:15,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 14:42:15,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 14:42:15,623 INFO L87 Difference]: Start difference. First operand 63425 states. Second operand 5 states. [2019-12-27 14:42:16,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 14:42:16,548 INFO L93 Difference]: Finished difference Result 90775 states and 383710 transitions. [2019-12-27 14:42:16,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-27 14:42:16,548 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2019-12-27 14:42:16,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 14:42:16,954 INFO L225 Difference]: With dead ends: 90775 [2019-12-27 14:42:16,955 INFO L226 Difference]: Without dead ends: 63999 [2019-12-27 14:42:16,955 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-12-27 14:42:19,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63999 states. [2019-12-27 14:42:21,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63999 to 56547. [2019-12-27 14:42:21,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56547 states. [2019-12-27 14:42:21,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56547 states to 56547 states and 238897 transitions. [2019-12-27 14:42:21,689 INFO L78 Accepts]: Start accepts. Automaton has 56547 states and 238897 transitions. Word has length 21 [2019-12-27 14:42:21,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 14:42:21,689 INFO L462 AbstractCegarLoop]: Abstraction has 56547 states and 238897 transitions. [2019-12-27 14:42:21,689 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 14:42:21,689 INFO L276 IsEmpty]: Start isEmpty. Operand 56547 states and 238897 transitions. [2019-12-27 14:42:21,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-27 14:42:21,691 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 14:42:21,691 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] [2019-12-27 14:42:21,691 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 14:42:21,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 14:42:21,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1794427180, now seen corresponding path program 1 times [2019-12-27 14:42:21,692 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 14:42:21,692 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944503608] [2019-12-27 14:42:21,693 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 14:42:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 14:42:21,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 14:42:21,770 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944503608] [2019-12-27 14:42:21,770 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 14:42:21,770 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-12-27 14:42:21,771 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923649870] [2019-12-27 14:42:21,771 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-27 14:42:21,771 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 14:42:21,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-27 14:42:21,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-12-27 14:42:21,772 INFO L87 Difference]: Start difference. First operand 56547 states and 238897 transitions. Second operand 7 states. [2019-12-27 14:42:25,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 14:42:25,678 INFO L93 Difference]: Finished difference Result 116892 states and 478975 transitions. [2019-12-27 14:42:25,679 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-12-27 14:42:25,679 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 30 [2019-12-27 14:42:25,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 14:42:26,098 INFO L225 Difference]: With dead ends: 116892 [2019-12-27 14:42:26,099 INFO L226 Difference]: Without dead ends: 109508 [2019-12-27 14:42:26,099 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2019-12-27 14:42:26,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109508 states. [2019-12-27 14:42:27,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109508 to 55478. [2019-12-27 14:42:27,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55478 states. [2019-12-27 14:42:28,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55478 states to 55478 states and 233315 transitions. [2019-12-27 14:42:28,152 INFO L78 Accepts]: Start accepts. Automaton has 55478 states and 233315 transitions. Word has length 30 [2019-12-27 14:42:28,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 14:42:28,153 INFO L462 AbstractCegarLoop]: Abstraction has 55478 states and 233315 transitions. [2019-12-27 14:42:28,153 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-27 14:42:28,153 INFO L276 IsEmpty]: Start isEmpty. Operand 55478 states and 233315 transitions. [2019-12-27 14:42:28,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-27 14:42:28,159 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 14:42:28,159 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 14:42:28,159 INFO L410 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 14:42:28,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 14:42:28,162 INFO L82 PathProgramCache]: Analyzing trace with hash 1548014213, now seen corresponding path program 1 times [2019-12-27 14:42:28,162 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 14:42:28,162 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958711838] [2019-12-27 14:42:28,162 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 14:42:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 14:42:28,229 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-27 14:42:28,229 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958711838] [2019-12-27 14:42:28,229 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 14:42:28,229 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-12-27 14:42:28,230 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156702958] [2019-12-27 14:42:28,230 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-27 14:42:28,230 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 14:42:28,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-27 14:42:28,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-12-27 14:42:28,231 INFO L87 Difference]: Start difference. First operand 55478 states and 233315 transitions. Second operand 7 states. [2019-12-27 14:42:29,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 14:42:29,725 INFO L93 Difference]: Finished difference Result 120629 states and 492530 transitions. [2019-12-27 14:42:29,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-12-27 14:42:29,726 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2019-12-27 14:42:29,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 14:42:30,046 INFO L225 Difference]: With dead ends: 120629 [2019-12-27 14:42:30,046 INFO L226 Difference]: Without dead ends: 113029 [2019-12-27 14:42:30,046 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2019-12-27 14:42:30,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113029 states. [2019-12-27 14:42:35,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113029 to 53308. [2019-12-27 14:42:35,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53308 states. [2019-12-27 14:42:35,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53308 states to 53308 states and 222893 transitions. [2019-12-27 14:42:35,296 INFO L78 Accepts]: Start accepts. Automaton has 53308 states and 222893 transitions. Word has length 37 [2019-12-27 14:42:35,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 14:42:35,298 INFO L462 AbstractCegarLoop]: Abstraction has 53308 states and 222893 transitions. [2019-12-27 14:42:35,298 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-27 14:42:35,298 INFO L276 IsEmpty]: Start isEmpty. Operand 53308 states and 222893 transitions. [2019-12-27 14:42:35,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-27 14:42:35,309 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 14:42:35,309 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 14:42:35,309 INFO L410 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 14:42:35,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 14:42:35,310 INFO L82 PathProgramCache]: Analyzing trace with hash 1901138179, now seen corresponding path program 1 times [2019-12-27 14:42:35,310 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 14:42:35,310 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132290699] [2019-12-27 14:42:35,310 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 14:42:35,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 14:42:35,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-27 14:42:35,425 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132290699] [2019-12-27 14:42:35,426 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 14:42:35,426 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-12-27 14:42:35,426 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903126929] [2019-12-27 14:42:35,426 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-27 14:42:35,427 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 14:42:35,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-27 14:42:35,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-12-27 14:42:35,428 INFO L87 Difference]: Start difference. First operand 53308 states and 222893 transitions. Second operand 9 states. [2019-12-27 14:42:37,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 14:42:37,355 INFO L93 Difference]: Finished difference Result 141364 states and 570764 transitions. [2019-12-27 14:42:37,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2019-12-27 14:42:37,356 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 41 [2019-12-27 14:42:37,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 14:42:37,831 INFO L225 Difference]: With dead ends: 141364 [2019-12-27 14:42:37,831 INFO L226 Difference]: Without dead ends: 137596 [2019-12-27 14:42:37,832 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 656 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=473, Invalid=1689, Unknown=0, NotChecked=0, Total=2162 [2019-12-27 14:42:38,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137596 states. [2019-12-27 14:42:43,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137596 to 52210. [2019-12-27 14:42:43,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52210 states. [2019-12-27 14:42:43,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52210 states to 52210 states and 218459 transitions. [2019-12-27 14:42:43,350 INFO L78 Accepts]: Start accepts. Automaton has 52210 states and 218459 transitions. Word has length 41 [2019-12-27 14:42:43,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 14:42:43,350 INFO L462 AbstractCegarLoop]: Abstraction has 52210 states and 218459 transitions. [2019-12-27 14:42:43,350 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-27 14:42:43,350 INFO L276 IsEmpty]: Start isEmpty. Operand 52210 states and 218459 transitions. [2019-12-27 14:42:43,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-27 14:42:43,359 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 14:42:43,359 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 14:42:43,360 INFO L410 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 14:42:43,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 14:42:43,360 INFO L82 PathProgramCache]: Analyzing trace with hash 1741529347, now seen corresponding path program 2 times [2019-12-27 14:42:43,360 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 14:42:43,361 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250649841] [2019-12-27 14:42:43,361 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 14:42:43,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 14:42:43,438 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-27 14:42:43,438 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250649841] [2019-12-27 14:42:43,439 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 14:42:43,439 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-12-27 14:42:43,439 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877675822] [2019-12-27 14:42:43,439 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-27 14:42:43,440 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 14:42:43,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-27 14:42:43,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-12-27 14:42:43,440 INFO L87 Difference]: Start difference. First operand 52210 states and 218459 transitions. Second operand 9 states. [2019-12-27 14:42:45,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 14:42:45,500 INFO L93 Difference]: Finished difference Result 139558 states and 563341 transitions. [2019-12-27 14:42:45,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2019-12-27 14:42:45,500 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 41 [2019-12-27 14:42:45,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 14:42:45,874 INFO L225 Difference]: With dead ends: 139558 [2019-12-27 14:42:45,874 INFO L226 Difference]: Without dead ends: 135646 [2019-12-27 14:42:45,875 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 656 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=473, Invalid=1689, Unknown=0, NotChecked=0, Total=2162 [2019-12-27 14:42:46,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135646 states. [2019-12-27 14:42:48,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135646 to 45991. [2019-12-27 14:42:48,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45991 states. [2019-12-27 14:42:48,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45991 states to 45991 states and 193607 transitions. [2019-12-27 14:42:48,432 INFO L78 Accepts]: Start accepts. Automaton has 45991 states and 193607 transitions. Word has length 41 [2019-12-27 14:42:48,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 14:42:48,432 INFO L462 AbstractCegarLoop]: Abstraction has 45991 states and 193607 transitions. [2019-12-27 14:42:48,433 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-27 14:42:48,433 INFO L276 IsEmpty]: Start isEmpty. Operand 45991 states and 193607 transitions. [2019-12-27 14:42:48,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-27 14:42:48,442 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 14:42:48,442 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 14:42:48,442 INFO L410 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 14:42:48,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 14:42:48,442 INFO L82 PathProgramCache]: Analyzing trace with hash -639011516, now seen corresponding path program 1 times [2019-12-27 14:42:48,443 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 14:42:48,443 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498056718] [2019-12-27 14:42:48,443 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 14:42:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 14:42:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 14:42:48,472 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 14:42:48,472 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 14:42:48,473 WARN L364 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-27 14:42:48,473 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2019-12-27 14:42:48,484 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,485 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,485 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,485 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,485 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,485 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,486 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,486 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,486 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,486 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,486 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,486 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,487 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,487 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,487 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,487 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,487 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,487 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,488 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,488 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,488 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,488 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,488 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,488 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,489 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,489 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,489 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,489 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,489 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,489 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,489 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,490 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,490 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,490 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,490 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,490 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,490 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,491 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,491 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,491 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,491 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,491 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,491 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,492 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,492 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,492 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,492 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,492 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,492 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,493 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,493 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,493 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,493 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,493 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,493 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,493 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,494 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,494 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,494 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,494 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,494 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,494 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,495 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,495 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,495 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,495 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,495 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,495 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,496 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,496 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,496 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,496 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,496 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,497 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,497 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,497 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,497 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,497 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,497 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,497 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,498 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,498 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,498 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,498 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,499 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,499 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,499 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,499 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,500 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,501 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,502 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,502 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,502 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,502 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,504 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,504 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,504 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,504 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,504 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,506 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,506 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,506 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,506 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,506 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,508 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,508 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,508 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,508 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,508 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,509 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,510 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,511 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,511 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,511 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,511 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,511 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,517 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,517 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,518 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,518 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,518 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,518 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,520 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,520 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,520 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,520 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,520 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,521 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 14:42:48,522 INFO L249 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2019-12-27 14:42:48,523 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 14:42:48,523 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 14:42:48,523 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 14:42:48,523 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 14:42:48,523 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 14:42:48,523 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 14:42:48,524 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 14:42:48,524 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 14:42:48,526 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 118 places, 105 transitions Received shutdown request... [2019-12-27 14:46:08,302 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 14:46:08,308 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 14:46:08,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 02:46:08 BasicIcfg [2019-12-27 14:46:08,310 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 14:46:08,312 INFO L168 Benchmark]: Toolchain (without parser) took 249696.95 ms. Allocated memory was 145.2 MB in the beginning and 3.2 GB in the end (delta: 3.0 GB). Free memory was 101.9 MB in the beginning and 2.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. [2019-12-27 14:46:08,316 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-12-27 14:46:08,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.76 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 101.7 MB in the beginning and 161.2 MB in the end (delta: -59.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-12-27 14:46:08,318 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.70 ms. Allocated memory is still 202.4 MB. Free memory was 161.2 MB in the beginning and 159.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-27 14:46:08,324 INFO L168 Benchmark]: Boogie Preprocessor took 27.46 ms. Allocated memory is still 202.4 MB. Free memory was 159.2 MB in the beginning and 157.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-12-27 14:46:08,324 INFO L168 Benchmark]: RCFGBuilder took 421.61 ms. Allocated memory is still 202.4 MB. Free memory was 157.9 MB in the beginning and 138.5 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2019-12-27 14:46:08,327 INFO L168 Benchmark]: TraceAbstraction took 248466.01 ms. Allocated memory was 202.4 MB in the beginning and 3.2 GB in the end (delta: 3.0 GB). Free memory was 138.5 MB in the beginning and 2.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. [2019-12-27 14:46:08,337 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 722.76 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 101.7 MB in the beginning and 161.2 MB in the end (delta: -59.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 53.70 ms. Allocated memory is still 202.4 MB. Free memory was 161.2 MB in the beginning and 159.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 27.46 ms. Allocated memory is still 202.4 MB. Free memory was 159.2 MB in the beginning and 157.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 421.61 ms. Allocated memory is still 202.4 MB. Free memory was 157.9 MB in the beginning and 138.5 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 248466.01 ms. Allocated memory was 202.4 MB in the beginning and 3.2 GB in the end (delta: 3.0 GB). Free memory was 138.5 MB in the beginning and 2.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 676]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 676). Cancelled while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 118 places, 105 transitions. Already constructed 324546 states. Currently 24928 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 49 locations, 1 error locations. Result: TIMEOUT, OverallTime: 199.7s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown