/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/concurrent/pthreads/forkJoinNotMod.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-507b705 [2020-09-12 00:28:36,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-12 00:28:36,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-12 00:28:36,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-12 00:28:36,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-12 00:28:36,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-12 00:28:36,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-12 00:28:36,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-12 00:28:36,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-12 00:28:36,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-12 00:28:36,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-12 00:28:36,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-12 00:28:36,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-12 00:28:36,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-12 00:28:36,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-12 00:28:36,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-12 00:28:36,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-12 00:28:36,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-12 00:28:36,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-12 00:28:36,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-12 00:28:36,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-12 00:28:36,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-12 00:28:36,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-12 00:28:36,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-12 00:28:36,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-12 00:28:36,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-12 00:28:36,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-12 00:28:36,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-12 00:28:36,395 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-09-12 00:28:36,443 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-12 00:28:36,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-12 00:28:36,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-12 00:28:36,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-12 00:28:36,447 INFO L138 SettingsManager]: * Use SBE=true [2020-09-12 00:28:36,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-12 00:28:36,447 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-12 00:28:36,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-12 00:28:36,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-12 00:28:36,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-12 00:28:36,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-12 00:28:36,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-12 00:28:36,450 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-12 00:28:36,450 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-12 00:28:36,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-12 00:28:36,451 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-12 00:28:36,451 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-12 00:28:36,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-12 00:28:36,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-12 00:28:36,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-12 00:28:36,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-12 00:28:36,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-12 00:28:36,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-12 00:28:36,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-09-12 00:28:36,452 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-12 00:28:36,453 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-12 00:28:36,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-12 00:28:36,453 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-09-12 00:28:36,453 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-09-12 00:28:36,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-12 00:28:36,454 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-09-12 00:28:36,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-12 00:28:36,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-12 00:28:36,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-12 00:28:36,967 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-12 00:28:36,968 INFO L275 PluginConnector]: CDTParser initialized [2020-09-12 00:28:36,970 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/forkJoinNotMod.c [2020-09-12 00:28:37,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ec640ac0b/06abadedb94542b2aaee01fbca15071e/FLAG4946c633b [2020-09-12 00:28:37,631 INFO L306 CDTParser]: Found 1 translation units. [2020-09-12 00:28:37,632 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/concurrent/pthreads/forkJoinNotMod.c [2020-09-12 00:28:37,632 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2020-09-12 00:28:37,633 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2020-09-12 00:28:37,693 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ec640ac0b/06abadedb94542b2aaee01fbca15071e/FLAG4946c633b [2020-09-12 00:28:37,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ec640ac0b/06abadedb94542b2aaee01fbca15071e [2020-09-12 00:28:37,978 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-12 00:28:37,985 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-12 00:28:37,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-12 00:28:37,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-12 00:28:37,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-12 00:28:37,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 12:28:37" (1/1) ... [2020-09-12 00:28:37,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b4fc11c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 12:28:37, skipping insertion in model container [2020-09-12 00:28:37,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 12:28:37" (1/1) ... [2020-09-12 00:28:38,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-12 00:28:38,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-12 00:28:38,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-12 00:28:38,283 INFO L203 MainTranslator]: Completed pre-run [2020-09-12 00:28:38,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-12 00:28:38,409 INFO L208 MainTranslator]: Completed translation [2020-09-12 00:28:38,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 12:28:38 WrapperNode [2020-09-12 00:28:38,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-12 00:28:38,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-12 00:28:38,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-12 00:28:38,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-12 00:28:38,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 12:28:38" (1/1) ... [2020-09-12 00:28:38,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 12:28:38" (1/1) ... [2020-09-12 00:28:38,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-12 00:28:38,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-12 00:28:38,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-12 00:28:38,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-12 00:28:38,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 12:28:38" (1/1) ... [2020-09-12 00:28:38,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 12:28:38" (1/1) ... [2020-09-12 00:28:38,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 12:28:38" (1/1) ... [2020-09-12 00:28:38,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 12:28:38" (1/1) ... [2020-09-12 00:28:38,478 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 12:28:38" (1/1) ... [2020-09-12 00:28:38,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 12:28:38" (1/1) ... [2020-09-12 00:28:38,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 12:28:38" (1/1) ... [2020-09-12 00:28:38,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-12 00:28:38,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-12 00:28:38,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-12 00:28:38,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-12 00:28:38,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 12:28:38" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-12 00:28:38,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-12 00:28:38,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-12 00:28:38,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-12 00:28:38,567 INFO L130 BoogieDeclarations]: Found specification of procedure increment [2020-09-12 00:28:38,567 INFO L138 BoogieDeclarations]: Found implementation of procedure increment [2020-09-12 00:28:38,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-12 00:28:38,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-12 00:28:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-12 00:28:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-12 00:28:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-12 00:28:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-12 00:28:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-12 00:28:38,571 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-12 00:28:38,944 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-12 00:28:38,945 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-09-12 00:28:38,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 12:28:38 BoogieIcfgContainer [2020-09-12 00:28:38,950 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-12 00:28:38,951 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-12 00:28:38,951 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-12 00:28:38,955 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-12 00:28:38,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.09 12:28:37" (1/3) ... [2020-09-12 00:28:38,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1230bed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.09 12:28:38, skipping insertion in model container [2020-09-12 00:28:38,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 12:28:38" (2/3) ... [2020-09-12 00:28:38,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1230bed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.09 12:28:38, skipping insertion in model container [2020-09-12 00:28:38,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 12:28:38" (3/3) ... [2020-09-12 00:28:38,959 INFO L109 eAbstractionObserver]: Analyzing ICFG forkJoinNotMod.c [2020-09-12 00:28:38,971 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-12 00:28:38,971 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-12 00:28:38,982 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-09-12 00:28:38,983 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-12 00:28:39,054 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,054 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,054 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,057 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,057 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,057 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,058 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,058 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,058 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,058 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,059 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,062 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,062 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,062 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,063 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,063 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,063 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,063 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,063 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,066 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,066 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,066 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,066 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,067 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,067 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,067 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,067 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,068 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,068 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,068 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,068 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,069 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,069 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,069 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,069 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,070 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,073 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,074 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,074 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,074 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,074 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,075 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,075 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,075 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,075 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,075 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,076 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,076 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,076 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,076 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,077 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,077 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,077 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,077 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,078 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,078 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,078 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem15.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,078 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem15.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,079 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem15.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,079 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem15.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,079 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,079 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,080 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem15.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,080 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem15.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,080 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,081 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,081 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,081 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,081 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,082 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,089 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem15.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,090 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,090 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,090 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,090 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,091 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,091 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,091 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,091 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,092 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,092 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,092 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,092 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,093 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,093 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,093 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,094 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,094 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,094 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,094 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,095 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem15.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,095 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,095 WARN L313 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-12 00:28:39,125 INFO L251 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-09-12 00:28:39,148 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-12 00:28:39,149 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-12 00:28:39,149 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-12 00:28:39,149 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-12 00:28:39,149 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-12 00:28:39,149 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-12 00:28:39,150 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-12 00:28:39,150 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-12 00:28:39,175 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 79 places, 75 transitions, 158 flow [2020-09-12 00:28:39,178 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 79 places, 75 transitions, 158 flow [2020-09-12 00:28:39,242 INFO L129 PetriNetUnfolder]: 0/74 cut-off events. [2020-09-12 00:28:39,242 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-09-12 00:28:39,246 INFO L80 FinitePrefix]: Finished finitePrefix Result has 79 conditions, 74 events. 0/74 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 19 event pairs, 0 based on Foata normal form. 0/70 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2020-09-12 00:28:39,249 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 79 places, 75 transitions, 158 flow [2020-09-12 00:28:39,282 INFO L129 PetriNetUnfolder]: 0/74 cut-off events. [2020-09-12 00:28:39,282 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-09-12 00:28:39,282 INFO L80 FinitePrefix]: Finished finitePrefix Result has 79 conditions, 74 events. 0/74 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 19 event pairs, 0 based on Foata normal form. 0/70 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2020-09-12 00:28:39,287 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 496 [2020-09-12 00:28:39,289 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-12 00:28:40,848 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2020-09-12 00:28:41,376 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 76 [2020-09-12 00:28:41,541 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-09-12 00:28:41,764 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-12 00:28:41,856 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-12 00:28:41,867 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-12 00:28:41,937 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-12 00:28:41,939 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-12 00:28:41,939 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:125, output treesize:127 [2020-09-12 00:28:42,279 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-09-12 00:28:42,490 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-09-12 00:28:43,641 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 129 DAG size of output: 127 [2020-09-12 00:28:44,231 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-09-12 00:28:44,233 INFO L206 etLargeBlockEncoding]: Checked pairs total: 482 [2020-09-12 00:28:44,234 INFO L214 etLargeBlockEncoding]: Total number of compositions: 69 [2020-09-12 00:28:44,238 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 17 places, 13 transitions, 34 flow [2020-09-12 00:28:44,247 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 21 states. [2020-09-12 00:28:44,249 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2020-09-12 00:28:44,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-09-12 00:28:44,256 INFO L414 BasicCegarLoop]: Found error trace [2020-09-12 00:28:44,257 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-09-12 00:28:44,257 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2020-09-12 00:28:44,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-12 00:28:44,264 INFO L82 PathProgramCache]: Analyzing trace with hash 277840, now seen corresponding path program 1 times [2020-09-12 00:28:44,283 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-12 00:28:44,283 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115644134] [2020-09-12 00:28:44,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-12 00:28:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-12 00:28:44,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-12 00:28:44,490 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115644134] [2020-09-12 00:28:44,491 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-12 00:28:44,491 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-09-12 00:28:44,492 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [555827800] [2020-09-12 00:28:44,494 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-12 00:28:44,497 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-12 00:28:44,513 INFO L274 McrAutomatonBuilder]: Finished intersection with 4 states and 3 transitions. [2020-09-12 00:28:44,513 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-12 00:28:44,515 INFO L399 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-12 00:28:44,516 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-12 00:28:44,517 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-12 00:28:44,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-12 00:28:44,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-12 00:28:44,539 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 3 states. [2020-09-12 00:28:44,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-12 00:28:44,560 INFO L93 Difference]: Finished difference Result 17 states and 22 transitions. [2020-09-12 00:28:44,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-12 00:28:44,563 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-09-12 00:28:44,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-12 00:28:44,575 INFO L225 Difference]: With dead ends: 17 [2020-09-12 00:28:44,575 INFO L226 Difference]: Without dead ends: 16 [2020-09-12 00:28:44,577 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-12 00:28:44,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2020-09-12 00:28:44,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2020-09-12 00:28:44,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-09-12 00:28:44,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 21 transitions. [2020-09-12 00:28:44,622 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 21 transitions. Word has length 3 [2020-09-12 00:28:44,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-12 00:28:44,622 INFO L479 AbstractCegarLoop]: Abstraction has 16 states and 21 transitions. [2020-09-12 00:28:44,622 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-12 00:28:44,622 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2020-09-12 00:28:44,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-09-12 00:28:44,623 INFO L414 BasicCegarLoop]: Found error trace [2020-09-12 00:28:44,623 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-09-12 00:28:44,623 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-12 00:28:44,624 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2020-09-12 00:28:44,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-12 00:28:44,624 INFO L82 PathProgramCache]: Analyzing trace with hash 277825, now seen corresponding path program 1 times [2020-09-12 00:28:44,624 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-12 00:28:44,625 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040733477] [2020-09-12 00:28:44,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-12 00:28:44,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-12 00:28:44,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-12 00:28:44,725 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040733477] [2020-09-12 00:28:44,725 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-12 00:28:44,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-09-12 00:28:44,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [617819568] [2020-09-12 00:28:44,726 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-12 00:28:44,726 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-12 00:28:44,727 INFO L274 McrAutomatonBuilder]: Finished intersection with 4 states and 3 transitions. [2020-09-12 00:28:44,727 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-12 00:28:44,727 INFO L399 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-12 00:28:44,730 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-12 00:28:44,730 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-12 00:28:44,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-12 00:28:44,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-12 00:28:44,731 INFO L87 Difference]: Start difference. First operand 16 states and 21 transitions. Second operand 3 states. [2020-09-12 00:28:44,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-12 00:28:44,759 INFO L93 Difference]: Finished difference Result 20 states and 24 transitions. [2020-09-12 00:28:44,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-12 00:28:44,760 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-09-12 00:28:44,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-12 00:28:44,762 INFO L225 Difference]: With dead ends: 20 [2020-09-12 00:28:44,762 INFO L226 Difference]: Without dead ends: 17 [2020-09-12 00:28:44,763 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-12 00:28:44,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2020-09-12 00:28:44,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2020-09-12 00:28:44,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-09-12 00:28:44,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 18 transitions. [2020-09-12 00:28:44,767 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 18 transitions. Word has length 3 [2020-09-12 00:28:44,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-12 00:28:44,767 INFO L479 AbstractCegarLoop]: Abstraction has 15 states and 18 transitions. [2020-09-12 00:28:44,767 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-12 00:28:44,768 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2020-09-12 00:28:44,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-09-12 00:28:44,768 INFO L414 BasicCegarLoop]: Found error trace [2020-09-12 00:28:44,768 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-09-12 00:28:44,768 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-12 00:28:44,769 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2020-09-12 00:28:44,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-12 00:28:44,769 INFO L82 PathProgramCache]: Analyzing trace with hash 8613291, now seen corresponding path program 1 times [2020-09-12 00:28:44,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-12 00:28:44,770 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719297831] [2020-09-12 00:28:44,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-12 00:28:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-12 00:28:44,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-12 00:28:44,856 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719297831] [2020-09-12 00:28:44,856 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-12 00:28:44,857 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-12 00:28:44,857 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [834912120] [2020-09-12 00:28:44,857 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-12 00:28:44,858 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-12 00:28:44,859 INFO L274 McrAutomatonBuilder]: Finished intersection with 5 states and 4 transitions. [2020-09-12 00:28:44,860 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-12 00:28:44,860 INFO L399 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-12 00:28:44,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-12 00:28:44,860 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-12 00:28:44,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-12 00:28:44,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-12 00:28:44,861 INFO L87 Difference]: Start difference. First operand 15 states and 18 transitions. Second operand 4 states. [2020-09-12 00:28:44,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-12 00:28:44,902 INFO L93 Difference]: Finished difference Result 14 states and 16 transitions. [2020-09-12 00:28:44,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-12 00:28:44,902 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2020-09-12 00:28:44,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-12 00:28:44,903 INFO L225 Difference]: With dead ends: 14 [2020-09-12 00:28:44,903 INFO L226 Difference]: Without dead ends: 14 [2020-09-12 00:28:44,904 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-12 00:28:44,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2020-09-12 00:28:44,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2020-09-12 00:28:44,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-09-12 00:28:44,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2020-09-12 00:28:44,908 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 16 transitions. Word has length 4 [2020-09-12 00:28:44,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-12 00:28:44,908 INFO L479 AbstractCegarLoop]: Abstraction has 14 states and 16 transitions. [2020-09-12 00:28:44,908 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-12 00:28:44,908 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2020-09-12 00:28:44,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-09-12 00:28:44,909 INFO L414 BasicCegarLoop]: Found error trace [2020-09-12 00:28:44,909 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-09-12 00:28:44,909 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-12 00:28:44,910 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2020-09-12 00:28:44,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-12 00:28:44,910 INFO L82 PathProgramCache]: Analyzing trace with hash 267013202, now seen corresponding path program 1 times [2020-09-12 00:28:44,910 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-12 00:28:44,911 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875435171] [2020-09-12 00:28:44,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-12 00:28:44,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-12 00:28:44,957 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-12 00:28:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-12 00:28:45,035 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-12 00:28:45,074 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-12 00:28:45,075 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-12 00:28:45,075 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-12 00:28:45,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.09 12:28:45 BasicIcfg [2020-09-12 00:28:45,117 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-12 00:28:45,119 INFO L168 Benchmark]: Toolchain (without parser) took 7138.42 ms. Allocated memory was 138.4 MB in the beginning and 251.1 MB in the end (delta: 112.7 MB). Free memory was 99.5 MB in the beginning and 98.9 MB in the end (delta: 594.5 kB). Peak memory consumption was 113.3 MB. Max. memory is 7.1 GB. [2020-09-12 00:28:45,120 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-12 00:28:45,121 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.08 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 98.8 MB in the beginning and 179.8 MB in the end (delta: -81.0 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2020-09-12 00:28:45,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.61 ms. Allocated memory is still 201.3 MB. Free memory was 179.8 MB in the beginning and 177.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2020-09-12 00:28:45,122 INFO L168 Benchmark]: Boogie Preprocessor took 28.27 ms. Allocated memory is still 201.3 MB. Free memory was 177.3 MB in the beginning and 175.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2020-09-12 00:28:45,123 INFO L168 Benchmark]: RCFGBuilder took 464.53 ms. Allocated memory is still 201.3 MB. Free memory was 175.9 MB in the beginning and 151.8 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2020-09-12 00:28:45,124 INFO L168 Benchmark]: TraceAbstraction took 6165.54 ms. Allocated memory was 201.3 MB in the beginning and 251.1 MB in the end (delta: 49.8 MB). Free memory was 151.8 MB in the beginning and 98.9 MB in the end (delta: 52.9 MB). Peak memory consumption was 102.7 MB. Max. memory is 7.1 GB. [2020-09-12 00:28:45,130 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 425.08 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 98.8 MB in the beginning and 179.8 MB in the end (delta: -81.0 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 44.61 ms. Allocated memory is still 201.3 MB. Free memory was 179.8 MB in the beginning and 177.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 28.27 ms. Allocated memory is still 201.3 MB. Free memory was 177.3 MB in the beginning and 175.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 464.53 ms. Allocated memory is still 201.3 MB. Free memory was 175.9 MB in the beginning and 151.8 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 6165.54 ms. Allocated memory was 201.3 MB in the beginning and 251.1 MB in the end (delta: 49.8 MB). Free memory was 151.8 MB in the beginning and 98.9 MB in the end (delta: 52.9 MB). Peak memory consumption was 102.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.0s, 79 ProgramPointsBefore, 17 ProgramPointsAfterwards, 75 TransitionsBefore, 13 TransitionsAfterwards, 496 CoEnabledTransitionPairs, 7 FixpointIterations, 33 TrivialSequentialCompositions, 36 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 257 VarBasedMoverChecksPositive, 12 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 482 CheckedPairsTotal, 69 TotalNumberOfCompositions - CounterExampleResult [Line: 33]: assertion can be violated assertion can be violated We found a FailurePath: [L14] 0 int globVar; [L27] 0 int locVar = 7; [L28] 0 globVar = 0 [L30] 0 pthread_t thread_id; [L32] FCALL, FORK 0 pthread_create(&thread_id, NULL, increment, &globVar) VAL [globVar={11:0}, n={11:0}] [L18] 1 int *result = (int *)n; [L18] EXPR 1 \read(*n) [L18] 1 int *result = (int *)n; [L19] EXPR 1 \read(*result) [L19] 1 (*result)++ [L20] 1 \read(*result) [L21] 1 \read(*result) [L23] EXPR 1 \read(*result) [L23] 1 return (void *)result; [L23] 1 return (void *)result; [L18] 1 int *result = (int *)n; [L23] 1 return (void *)result; [L33] FCALL 0 IdentifierExpression[globVar] [L33] 0 CodeAnnotStmt[Assertion] VAL [\result={11:0}, globVar={11:0}, n={11:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 76 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 5.9s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 5.0s, HoareTripleCheckerStatistics: 17 SDtfs, 14 SDslu, 3 SDs, 0 SdLazy, 26 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 139 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...