/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-MCR.epf -i ../../../trunk/examples/svcomp/pthread-nondet/nondet-loop-bound-variant-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-28 05:55:32,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-28 05:55:32,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-28 05:55:32,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-28 05:55:32,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-28 05:55:32,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-28 05:55:32,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-28 05:55:32,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-28 05:55:32,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-28 05:55:32,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-28 05:55:32,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-28 05:55:32,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-28 05:55:32,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-28 05:55:32,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-28 05:55:32,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-28 05:55:32,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-28 05:55:32,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-28 05:55:32,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-28 05:55:32,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-28 05:55:32,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-28 05:55:32,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-28 05:55:32,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-28 05:55:32,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-28 05:55:32,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-28 05:55:32,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-28 05:55:32,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-28 05:55:32,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-28 05:55:32,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-28 05:55:32,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-28 05:55:32,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-28 05:55:32,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-28 05:55:32,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-28 05:55:32,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-28 05:55:32,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-28 05:55:32,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-28 05:55:32,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-28 05:55:32,156 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-MCR.epf [2019-12-28 05:55:32,182 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-28 05:55:32,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-28 05:55:32,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-28 05:55:32,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-28 05:55:32,192 INFO L138 SettingsManager]: * Use SBE=true [2019-12-28 05:55:32,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-28 05:55:32,193 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-28 05:55:32,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-28 05:55:32,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-28 05:55:32,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-28 05:55:32,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-28 05:55:32,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-28 05:55:32,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-28 05:55:32,194 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-28 05:55:32,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-28 05:55:32,194 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-28 05:55:32,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-28 05:55:32,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-28 05:55:32,195 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-28 05:55:32,195 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-28 05:55:32,195 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-28 05:55:32,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-28 05:55:32,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-28 05:55:32,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-28 05:55:32,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-28 05:55:32,198 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-28 05:55:32,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-28 05:55:32,199 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-28 05:55:32,199 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2019-12-28 05:55:32,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-28 05:55:32,199 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-28 05:55:32,200 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-28 05:55:32,462 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-28 05:55:32,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-28 05:55:32,486 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-28 05:55:32,487 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-28 05:55:32,489 INFO L275 PluginConnector]: CDTParser initialized [2019-12-28 05:55:32,489 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-nondet/nondet-loop-bound-variant-2.i [2019-12-28 05:55:32,572 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8a227b00/8fd51af56e5e4f6d95993b2617e716ad/FLAG5342a61fe [2019-12-28 05:55:33,115 INFO L306 CDTParser]: Found 1 translation units. [2019-12-28 05:55:33,115 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-nondet/nondet-loop-bound-variant-2.i [2019-12-28 05:55:33,127 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8a227b00/8fd51af56e5e4f6d95993b2617e716ad/FLAG5342a61fe [2019-12-28 05:55:33,400 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8a227b00/8fd51af56e5e4f6d95993b2617e716ad [2019-12-28 05:55:33,411 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-28 05:55:33,413 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-28 05:55:33,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-28 05:55:33,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-28 05:55:33,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-28 05:55:33,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:55:33" (1/1) ... [2019-12-28 05:55:33,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68751ee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:55:33, skipping insertion in model container [2019-12-28 05:55:33,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:55:33" (1/1) ... [2019-12-28 05:55:33,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-28 05:55:33,491 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-28 05:55:34,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-28 05:55:34,063 INFO L203 MainTranslator]: Completed pre-run [2019-12-28 05:55:34,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-28 05:55:34,191 INFO L208 MainTranslator]: Completed translation [2019-12-28 05:55:34,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:55:34 WrapperNode [2019-12-28 05:55:34,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-28 05:55:34,192 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-28 05:55:34,192 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-28 05:55:34,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-28 05:55:34,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:55:34" (1/1) ... [2019-12-28 05:55:34,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:55:34" (1/1) ... [2019-12-28 05:55:34,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-28 05:55:34,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-28 05:55:34,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-28 05:55:34,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-28 05:55:34,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:55:34" (1/1) ... [2019-12-28 05:55:34,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:55:34" (1/1) ... [2019-12-28 05:55:34,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:55:34" (1/1) ... [2019-12-28 05:55:34,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:55:34" (1/1) ... [2019-12-28 05:55:34,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:55:34" (1/1) ... [2019-12-28 05:55:34,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:55:34" (1/1) ... [2019-12-28 05:55:34,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:55:34" (1/1) ... [2019-12-28 05:55:34,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-28 05:55:34,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-28 05:55:34,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-28 05:55:34,289 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-28 05:55:34,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:55:34" (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 [2019-12-28 05:55:34,348 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-12-28 05:55:34,349 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-12-28 05:55:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-12-28 05:55:34,349 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-12-28 05:55:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-28 05:55:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-28 05:55:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-28 05:55:34,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-28 05:55:34,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-28 05:55:34,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-28 05:55:34,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-28 05:55:34,354 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-28 05:55:34,774 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-28 05:55:34,775 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-28 05:55:34,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:55:34 BoogieIcfgContainer [2019-12-28 05:55:34,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-28 05:55:34,778 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-28 05:55:34,778 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-28 05:55:34,781 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-28 05:55:34,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 05:55:33" (1/3) ... [2019-12-28 05:55:34,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ef1343b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:55:34, skipping insertion in model container [2019-12-28 05:55:34,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:55:34" (2/3) ... [2019-12-28 05:55:34,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ef1343b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:55:34, skipping insertion in model container [2019-12-28 05:55:34,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:55:34" (3/3) ... [2019-12-28 05:55:34,786 INFO L109 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound-variant-2.i [2019-12-28 05:55:34,796 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-28 05:55:34,796 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-28 05:55:34,802 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-28 05:55:34,803 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-28 05:55:34,830 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,831 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,831 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,831 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,832 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,832 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,832 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,833 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,833 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,833 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,834 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,834 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,834 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,835 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,835 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,836 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,836 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,836 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,837 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,837 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,837 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,838 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,838 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,838 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,839 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,842 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,843 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,843 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,843 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,843 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,844 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,844 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,844 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,850 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,850 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,850 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,851 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,851 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,851 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:34,871 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-12-28 05:55:34,894 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-28 05:55:34,894 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-28 05:55:34,894 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-28 05:55:34,894 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-28 05:55:34,894 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-28 05:55:34,895 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-28 05:55:34,895 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-28 05:55:34,895 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-28 05:55:34,911 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 69 places, 66 transitions [2019-12-28 05:55:35,031 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2013 states. [2019-12-28 05:55:35,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states. [2019-12-28 05:55:35,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-28 05:55:35,043 INFO L403 BasicCegarLoop]: Found error trace [2019-12-28 05:55:35,044 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] [2019-12-28 05:55:35,045 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2019-12-28 05:55:35,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-28 05:55:35,052 INFO L82 PathProgramCache]: Analyzing trace with hash -226730388, now seen corresponding path program 1 times [2019-12-28 05:55:35,064 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-28 05:55:35,065 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251798358] [2019-12-28 05:55:35,065 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-28 05:55:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-28 05:55:35,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-28 05:55:35,435 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251798358] [2019-12-28 05:55:35,436 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-28 05:55:35,436 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-28 05:55:35,437 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [794694596] [2019-12-28 05:55:35,439 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-28 05:55:35,473 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-28 05:55:35,510 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 31 states and 30 transitions. [2019-12-28 05:55:35,511 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-28 05:55:35,515 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-28 05:55:35,515 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-28 05:55:35,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-28 05:55:35,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-28 05:55:35,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-28 05:55:35,528 INFO L87 Difference]: Start difference. First operand 2013 states. Second operand 6 states. [2019-12-28 05:55:35,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-28 05:55:35,732 INFO L93 Difference]: Finished difference Result 2243 states and 5916 transitions. [2019-12-28 05:55:35,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-28 05:55:35,734 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2019-12-28 05:55:35,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-28 05:55:35,764 INFO L225 Difference]: With dead ends: 2243 [2019-12-28 05:55:35,764 INFO L226 Difference]: Without dead ends: 1451 [2019-12-28 05:55:35,766 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-28 05:55:35,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states. [2019-12-28 05:55:35,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1283. [2019-12-28 05:55:35,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1283 states. [2019-12-28 05:55:35,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1283 states and 3329 transitions. [2019-12-28 05:55:35,917 INFO L78 Accepts]: Start accepts. Automaton has 1283 states and 3329 transitions. Word has length 30 [2019-12-28 05:55:35,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-28 05:55:35,918 INFO L462 AbstractCegarLoop]: Abstraction has 1283 states and 3329 transitions. [2019-12-28 05:55:35,918 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-28 05:55:35,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 3329 transitions. [2019-12-28 05:55:35,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-28 05:55:35,921 INFO L403 BasicCegarLoop]: Found error trace [2019-12-28 05:55:35,921 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] [2019-12-28 05:55:35,922 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2019-12-28 05:55:35,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-28 05:55:35,922 INFO L82 PathProgramCache]: Analyzing trace with hash 1468383393, now seen corresponding path program 1 times [2019-12-28 05:55:35,923 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-28 05:55:35,923 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883132874] [2019-12-28 05:55:35,923 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-28 05:55:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-28 05:55:36,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-28 05:55:36,085 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-28 05:55:36,086 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-28 05:55:36,096 WARN L364 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-28 05:55:36,097 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2019-12-28 05:55:36,110 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,110 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,110 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,111 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,111 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,112 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,112 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,112 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,112 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,113 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,113 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,113 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,113 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,114 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,114 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,115 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,115 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,115 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,115 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,116 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,116 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,116 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,116 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,116 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,117 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,117 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,118 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,118 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,118 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,118 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,119 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,119 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,119 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,119 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,119 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,120 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,120 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,120 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,120 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,120 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,121 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,121 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,122 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,122 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,127 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,128 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,128 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,128 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,128 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,129 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,130 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,131 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,131 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,131 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,131 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,131 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,131 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,132 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,135 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,135 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,136 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,136 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,136 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,136 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,136 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,136 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,139 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,140 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,140 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,140 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,140 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,140 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,142 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,142 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,143 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,143 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,143 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,143 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:36,145 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-28 05:55:36,145 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-28 05:55:36,145 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-28 05:55:36,145 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-28 05:55:36,146 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-28 05:55:36,146 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-28 05:55:36,146 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-28 05:55:36,146 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-28 05:55:36,146 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-28 05:55:36,149 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 95 places, 90 transitions [2019-12-28 05:55:38,230 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 26232 states. [2019-12-28 05:55:38,230 INFO L276 IsEmpty]: Start isEmpty. Operand 26232 states. [2019-12-28 05:55:38,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-28 05:55:38,232 INFO L403 BasicCegarLoop]: Found error trace [2019-12-28 05:55:38,232 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-28 05:55:38,233 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-28 05:55:38,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-28 05:55:38,233 INFO L82 PathProgramCache]: Analyzing trace with hash 148002531, now seen corresponding path program 1 times [2019-12-28 05:55:38,234 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-28 05:55:38,234 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987210918] [2019-12-28 05:55:38,238 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-28 05:55:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-28 05:55:38,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-28 05:55:38,364 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987210918] [2019-12-28 05:55:38,364 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-28 05:55:38,364 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-28 05:55:38,365 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [203520405] [2019-12-28 05:55:38,365 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-28 05:55:38,369 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-28 05:55:38,373 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 31 states and 30 transitions. [2019-12-28 05:55:38,374 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-28 05:55:38,374 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-28 05:55:38,374 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-28 05:55:38,375 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-28 05:55:38,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-28 05:55:38,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-28 05:55:38,375 INFO L87 Difference]: Start difference. First operand 26232 states. Second operand 6 states. [2019-12-28 05:55:39,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-28 05:55:39,853 INFO L93 Difference]: Finished difference Result 36494 states and 131678 transitions. [2019-12-28 05:55:39,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-28 05:55:39,853 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2019-12-28 05:55:39,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-28 05:55:40,040 INFO L225 Difference]: With dead ends: 36494 [2019-12-28 05:55:40,040 INFO L226 Difference]: Without dead ends: 24934 [2019-12-28 05:55:40,040 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-28 05:55:40,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24934 states. [2019-12-28 05:55:40,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24934 to 20923. [2019-12-28 05:55:40,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20923 states. [2019-12-28 05:55:41,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20923 states to 20923 states and 75043 transitions. [2019-12-28 05:55:41,046 INFO L78 Accepts]: Start accepts. Automaton has 20923 states and 75043 transitions. Word has length 30 [2019-12-28 05:55:41,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-28 05:55:41,046 INFO L462 AbstractCegarLoop]: Abstraction has 20923 states and 75043 transitions. [2019-12-28 05:55:41,046 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-28 05:55:41,046 INFO L276 IsEmpty]: Start isEmpty. Operand 20923 states and 75043 transitions. [2019-12-28 05:55:41,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-28 05:55:41,052 INFO L403 BasicCegarLoop]: Found error trace [2019-12-28 05:55:41,053 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-28 05:55:41,053 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-28 05:55:41,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-28 05:55:41,054 INFO L82 PathProgramCache]: Analyzing trace with hash -729728373, now seen corresponding path program 1 times [2019-12-28 05:55:41,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-28 05:55:41,055 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244926721] [2019-12-28 05:55:41,055 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-28 05:55:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-28 05:55:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-28 05:55:41,126 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-28 05:55:41,127 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-28 05:55:41,127 WARN L364 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-28 05:55:41,127 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2019-12-28 05:55:41,144 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,145 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,145 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,145 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,145 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,145 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,146 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,146 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,146 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,146 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,146 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,146 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,147 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,147 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,148 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,148 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,148 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,148 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,149 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,149 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,149 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,149 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,150 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,150 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,150 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,154 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,155 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,155 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,155 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,155 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,156 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,156 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,157 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,157 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,157 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,157 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,157 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,157 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,157 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,158 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,158 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,159 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,159 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,159 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,159 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,163 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,163 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,163 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,163 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,164 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,164 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,164 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,164 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,164 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,165 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,165 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,166 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,166 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,166 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,166 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,166 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,166 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,167 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,167 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,167 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,168 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,168 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,168 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,168 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,168 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,168 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,168 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,169 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,169 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,169 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,169 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,170 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,170 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,170 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,170 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,170 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,170 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,171 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,172 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,173 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,173 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,173 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,173 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,173 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,173 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,174 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,175 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,176 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,176 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,176 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,176 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,176 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,176 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,177 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,179 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,179 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,180 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,180 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,180 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,180 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,182 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,182 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,183 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,183 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,183 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,183 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,185 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,185 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,186 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,186 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,186 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,186 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:55:41,188 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-28 05:55:41,188 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-28 05:55:41,189 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-28 05:55:41,189 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-28 05:55:41,189 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-28 05:55:41,189 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-28 05:55:41,189 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-28 05:55:41,189 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-28 05:55:41,189 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-28 05:55:41,193 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 121 places, 114 transitions [2019-12-28 05:59:57,536 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 341079 states. [2019-12-28 05:59:57,536 INFO L276 IsEmpty]: Start isEmpty. Operand 341079 states. [2019-12-28 05:59:57,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-28 05:59:57,537 INFO L403 BasicCegarLoop]: Found error trace [2019-12-28 05:59:57,537 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] [2019-12-28 05:59:57,538 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-28 05:59:57,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-28 05:59:57,538 INFO L82 PathProgramCache]: Analyzing trace with hash 1928619962, now seen corresponding path program 1 times [2019-12-28 05:59:57,539 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-28 05:59:57,539 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818444709] [2019-12-28 05:59:57,539 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-28 05:59:57,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-28 05:59:57,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-28 05:59:57,627 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818444709] [2019-12-28 05:59:57,627 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-28 05:59:57,627 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-28 05:59:57,627 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1796108056] [2019-12-28 05:59:57,628 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-28 05:59:57,631 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-28 05:59:57,634 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 31 states and 30 transitions. [2019-12-28 05:59:57,634 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-28 05:59:57,634 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-28 05:59:57,634 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-28 05:59:57,635 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-28 05:59:57,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-28 05:59:57,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-28 05:59:57,635 INFO L87 Difference]: Start difference. First operand 341079 states. Second operand 6 states. Received shutdown request... [2019-12-28 06:00:06,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-28 06:00:06,374 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-28 06:00:06,379 WARN L227 ceAbstractionStarter]: Timeout [2019-12-28 06:00:06,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.12 06:00:06 BasicIcfg [2019-12-28 06:00:06,380 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-28 06:00:06,393 INFO L168 Benchmark]: Toolchain (without parser) took 272969.40 ms. Allocated memory was 146.3 MB in the beginning and 3.8 GB in the end (delta: 3.6 GB). Free memory was 102.7 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 3.3 GB. Max. memory is 7.1 GB. [2019-12-28 06:00:06,394 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-12-28 06:00:06,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 776.71 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 102.2 MB in the beginning and 161.4 MB in the end (delta: -59.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2019-12-28 06:00:06,400 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.19 ms. Allocated memory is still 205.0 MB. Free memory was 161.4 MB in the beginning and 159.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-28 06:00:06,403 INFO L168 Benchmark]: Boogie Preprocessor took 31.55 ms. Allocated memory is still 205.0 MB. Free memory was 159.5 MB in the beginning and 158.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-12-28 06:00:06,404 INFO L168 Benchmark]: RCFGBuilder took 488.76 ms. Allocated memory is still 205.0 MB. Free memory was 157.5 MB in the beginning and 136.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-12-28 06:00:06,405 INFO L168 Benchmark]: TraceAbstraction took 271601.59 ms. Allocated memory was 205.0 MB in the beginning and 3.8 GB in the end (delta: 3.6 GB). Free memory was 135.3 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 3.3 GB. Max. memory is 7.1 GB. [2019-12-28 06:00:06,410 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 776.71 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 102.2 MB in the beginning and 161.4 MB in the end (delta: -59.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 64.19 ms. Allocated memory is still 205.0 MB. Free memory was 161.4 MB in the beginning and 159.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.55 ms. Allocated memory is still 205.0 MB. Free memory was 159.5 MB in the beginning and 158.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 488.76 ms. Allocated memory is still 205.0 MB. Free memory was 157.5 MB in the beginning and 136.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 271601.59 ms. Allocated memory was 205.0 MB in the beginning and 3.8 GB in the end (delta: 3.6 GB). Free memory was 135.3 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 3.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 675]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 675). Cancelled while BasicCegarLoop was constructing difference of abstraction (341079states) and FLOYD_HOARE automaton (currently 9 states, 6 states before enhancement),while ReachableStatesComputation was computing reachable states (258425 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 63 locations, 1 error locations. Result: TIMEOUT, OverallTime: 265.1s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 8.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 173 SDtfs, 437 SDslu, 426 SDs, 0 SdLazy, 102 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=341079occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 1972 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown