/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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-Delay.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe010_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-60729f1 [2020-11-12 06:15:24,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-12 06:15:24,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-12 06:15:24,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-12 06:15:24,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-12 06:15:24,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-12 06:15:24,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-12 06:15:24,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-12 06:15:24,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-12 06:15:24,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-12 06:15:24,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-12 06:15:24,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-12 06:15:24,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-12 06:15:24,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-12 06:15:24,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-12 06:15:24,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-12 06:15:24,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-12 06:15:24,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-12 06:15:24,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-12 06:15:24,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-12 06:15:24,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-12 06:15:24,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-12 06:15:24,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-12 06:15:24,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-12 06:15:24,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-12 06:15:24,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-12 06:15:24,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-12 06:15:24,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-12 06:15:24,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-12 06:15:24,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-12 06:15:24,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-12 06:15:24,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-12 06:15:24,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-12 06:15:24,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-12 06:15:24,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-12 06:15:24,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-12 06:15:24,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-12 06:15:24,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-12 06:15:24,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-12 06:15:24,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-12 06:15:24,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-12 06:15:24,684 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-Delay.epf [2020-11-12 06:15:24,727 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-12 06:15:24,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-12 06:15:24,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-12 06:15:24,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-12 06:15:24,730 INFO L138 SettingsManager]: * Use SBE=true [2020-11-12 06:15:24,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-12 06:15:24,730 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-12 06:15:24,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-12 06:15:24,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-12 06:15:24,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-12 06:15:24,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-12 06:15:24,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-12 06:15:24,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-12 06:15:24,732 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-12 06:15:24,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-12 06:15:24,732 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-12 06:15:24,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-12 06:15:24,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-12 06:15:24,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-12 06:15:24,733 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-12 06:15:24,733 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-12 06:15:24,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-12 06:15:24,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-12 06:15:24,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-12 06:15:24,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-12 06:15:24,734 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-12 06:15:24,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-12 06:15:24,735 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-11-12 06:15:24,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-12 06:15:24,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-12 06:15:24,736 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-12 06:15:25,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-12 06:15:25,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-12 06:15:25,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-12 06:15:25,140 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-12 06:15:25,140 INFO L275 PluginConnector]: CDTParser initialized [2020-11-12 06:15:25,142 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe010_tso.opt.i [2020-11-12 06:15:25,222 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0eb05f7b/47f3ebc174674f7ab2c0381392917c5e/FLAG12bf5e5be [2020-11-12 06:15:25,970 INFO L306 CDTParser]: Found 1 translation units. [2020-11-12 06:15:25,971 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe010_tso.opt.i [2020-11-12 06:15:25,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0eb05f7b/47f3ebc174674f7ab2c0381392917c5e/FLAG12bf5e5be [2020-11-12 06:15:26,227 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0eb05f7b/47f3ebc174674f7ab2c0381392917c5e [2020-11-12 06:15:26,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-12 06:15:26,241 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-12 06:15:26,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-12 06:15:26,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-12 06:15:26,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-12 06:15:26,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 06:15:26" (1/1) ... [2020-11-12 06:15:26,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68e0d051 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:15:26, skipping insertion in model container [2020-11-12 06:15:26,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 06:15:26" (1/1) ... [2020-11-12 06:15:26,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-12 06:15:26,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-12 06:15:26,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 06:15:26,759 INFO L203 MainTranslator]: Completed pre-run [2020-11-12 06:15:26,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 06:15:26,985 INFO L208 MainTranslator]: Completed translation [2020-11-12 06:15:26,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:15:26 WrapperNode [2020-11-12 06:15:26,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-12 06:15:26,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-12 06:15:26,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-12 06:15:26,993 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-12 06:15:27,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:15:26" (1/1) ... [2020-11-12 06:15:27,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:15:26" (1/1) ... [2020-11-12 06:15:27,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-12 06:15:27,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-12 06:15:27,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-12 06:15:27,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-12 06:15:27,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:15:26" (1/1) ... [2020-11-12 06:15:27,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:15:26" (1/1) ... [2020-11-12 06:15:27,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:15:26" (1/1) ... [2020-11-12 06:15:27,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:15:26" (1/1) ... [2020-11-12 06:15:27,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:15:26" (1/1) ... [2020-11-12 06:15:27,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:15:26" (1/1) ... [2020-11-12 06:15:27,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:15:26" (1/1) ... [2020-11-12 06:15:27,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-12 06:15:27,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-12 06:15:27,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-12 06:15:27,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-12 06:15:27,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:15:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-12 06:15:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-12 06:15:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-12 06:15:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-12 06:15:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-12 06:15:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-12 06:15:27,169 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-12 06:15:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-12 06:15:27,169 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-12 06:15:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-12 06:15:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-12 06:15:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-12 06:15:27,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-12 06:15:27,171 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-12 06:15:27,743 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-12 06:15:27,744 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-12 06:15:27,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 06:15:27 BoogieIcfgContainer [2020-11-12 06:15:27,747 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-12 06:15:27,750 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-12 06:15:27,750 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-12 06:15:27,754 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-12 06:15:27,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 06:15:26" (1/3) ... [2020-11-12 06:15:27,756 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@771fe737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 06:15:27, skipping insertion in model container [2020-11-12 06:15:27,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:15:26" (2/3) ... [2020-11-12 06:15:27,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@771fe737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 06:15:27, skipping insertion in model container [2020-11-12 06:15:27,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 06:15:27" (3/3) ... [2020-11-12 06:15:27,759 INFO L111 eAbstractionObserver]: Analyzing ICFG safe010_tso.opt.i [2020-11-12 06:15:27,779 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-12 06:15:27,779 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-12 06:15:27,784 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-12 06:15:27,785 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-12 06:15:27,826 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,827 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,827 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,828 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,828 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,828 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,828 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,829 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,831 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,831 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,831 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,832 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,833 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,833 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,834 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,834 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,835 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,836 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,836 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,836 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,841 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,842 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,842 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,844 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,855 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,855 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,856 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,856 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 06:15:27,859 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-12 06:15:27,874 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-12 06:15:27,916 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-12 06:15:27,916 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-12 06:15:27,917 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-12 06:15:27,917 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-12 06:15:27,917 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-12 06:15:27,918 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-12 06:15:27,918 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-12 06:15:27,918 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-12 06:15:27,936 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 68 places, 64 transitions, 138 flow [2020-11-12 06:15:28,037 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1320 states, 1318 states have (on average 2.7511380880121394) internal successors, (3626), 1319 states have internal predecessors, (3626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:28,271 WARN L455 BasicCegarLoop]: Sleep Set Reduction Time: 230ms [2020-11-12 06:15:28,276 WARN L456 BasicCegarLoop]: Sleep set: input automaton has 1320 states, 1318 states have (on average 2.7511380880121394) internal successors, (3626), 1319 states have internal predecessors, (3626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:28,280 WARN L457 BasicCegarLoop]: Sleep set: output automaton has 1320 states, 1222 states have (on average 1.2986906710310966) internal successors, (1587), 1319 states have internal predecessors, (1587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:28,286 INFO L276 IsEmpty]: Start isEmpty. Operand has 1320 states, 1222 states have (on average 1.2986906710310966) internal successors, (1587), 1319 states have internal predecessors, (1587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:28,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-12 06:15:28,297 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 06:15:28,298 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 06:15:28,298 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 06:15:28,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 06:15:28,305 INFO L82 PathProgramCache]: Analyzing trace with hash 2018155564, now seen corresponding path program 1 times [2020-11-12 06:15:28,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 06:15:28,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365759028] [2020-11-12 06:15:28,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 06:15:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 06:15:28,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 06:15:28,683 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365759028] [2020-11-12 06:15:28,684 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 06:15:28,684 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-12 06:15:28,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998149899] [2020-11-12 06:15:28,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-12 06:15:28,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 06:15:28,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-12 06:15:28,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-12 06:15:28,713 INFO L87 Difference]: Start difference. First operand has 1320 states, 1222 states have (on average 1.2986906710310966) internal successors, (1587), 1319 states have internal predecessors, (1587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:28,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 06:15:28,899 INFO L93 Difference]: Finished difference Result 1586 states and 1724 transitions. [2020-11-12 06:15:28,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-12 06:15:28,901 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2020-11-12 06:15:28,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 06:15:28,919 INFO L225 Difference]: With dead ends: 1586 [2020-11-12 06:15:28,919 INFO L226 Difference]: Without dead ends: 585 [2020-11-12 06:15:28,921 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-11-12 06:15:28,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2020-11-12 06:15:29,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 585. [2020-11-12 06:15:29,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 585 states, 550 states have (on average 1.24) internal successors, (682), 584 states have internal predecessors, (682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:29,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 682 transitions. [2020-11-12 06:15:29,007 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 682 transitions. Word has length 36 [2020-11-12 06:15:29,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 06:15:29,008 INFO L481 AbstractCegarLoop]: Abstraction has 585 states and 682 transitions. [2020-11-12 06:15:29,008 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:29,009 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 682 transitions. [2020-11-12 06:15:29,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-12 06:15:29,011 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 06:15:29,011 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 06:15:29,012 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-12 06:15:29,012 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 06:15:29,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 06:15:29,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1725393197, now seen corresponding path program 1 times [2020-11-12 06:15:29,013 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 06:15:29,013 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769650049] [2020-11-12 06:15:29,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 06:15:29,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 06:15:29,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 06:15:29,180 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769650049] [2020-11-12 06:15:29,180 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 06:15:29,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-12 06:15:29,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804432964] [2020-11-12 06:15:29,182 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-12 06:15:29,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 06:15:29,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-12 06:15:29,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-12 06:15:29,184 INFO L87 Difference]: Start difference. First operand 585 states and 682 transitions. Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:29,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 06:15:29,371 INFO L93 Difference]: Finished difference Result 745 states and 902 transitions. [2020-11-12 06:15:29,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-12 06:15:29,371 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2020-11-12 06:15:29,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 06:15:29,374 INFO L225 Difference]: With dead ends: 745 [2020-11-12 06:15:29,375 INFO L226 Difference]: Without dead ends: 345 [2020-11-12 06:15:29,376 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2020-11-12 06:15:29,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2020-11-12 06:15:29,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 345. [2020-11-12 06:15:29,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 325 states have (on average 1.2553846153846153) internal successors, (408), 344 states have internal predecessors, (408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:29,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 408 transitions. [2020-11-12 06:15:29,394 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 408 transitions. Word has length 38 [2020-11-12 06:15:29,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 06:15:29,395 INFO L481 AbstractCegarLoop]: Abstraction has 345 states and 408 transitions. [2020-11-12 06:15:29,395 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:29,395 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 408 transitions. [2020-11-12 06:15:29,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-12 06:15:29,397 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 06:15:29,397 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 06:15:29,398 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-12 06:15:29,398 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 06:15:29,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 06:15:29,399 INFO L82 PathProgramCache]: Analyzing trace with hash 1936537294, now seen corresponding path program 1 times [2020-11-12 06:15:29,399 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 06:15:29,399 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001904921] [2020-11-12 06:15:29,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 06:15:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 06:15:29,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 06:15:29,548 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001904921] [2020-11-12 06:15:29,549 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 06:15:29,549 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-12 06:15:29,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006677996] [2020-11-12 06:15:29,550 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-12 06:15:29,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 06:15:29,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-12 06:15:29,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-12 06:15:29,551 INFO L87 Difference]: Start difference. First operand 345 states and 408 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:29,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 06:15:29,701 INFO L93 Difference]: Finished difference Result 399 states and 464 transitions. [2020-11-12 06:15:29,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-12 06:15:29,702 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 41 [2020-11-12 06:15:29,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 06:15:29,704 INFO L225 Difference]: With dead ends: 399 [2020-11-12 06:15:29,704 INFO L226 Difference]: Without dead ends: 317 [2020-11-12 06:15:29,705 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-11-12 06:15:29,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2020-11-12 06:15:29,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 317. [2020-11-12 06:15:29,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317 states, 299 states have (on average 1.2474916387959867) internal successors, (373), 316 states have internal predecessors, (373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:29,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 373 transitions. [2020-11-12 06:15:29,717 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 373 transitions. Word has length 41 [2020-11-12 06:15:29,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 06:15:29,718 INFO L481 AbstractCegarLoop]: Abstraction has 317 states and 373 transitions. [2020-11-12 06:15:29,718 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:29,718 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 373 transitions. [2020-11-12 06:15:29,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-12 06:15:29,720 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 06:15:29,720 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 06:15:29,720 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-12 06:15:29,720 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 06:15:29,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 06:15:29,721 INFO L82 PathProgramCache]: Analyzing trace with hash -2138136035, now seen corresponding path program 1 times [2020-11-12 06:15:29,721 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 06:15:29,722 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553799710] [2020-11-12 06:15:29,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 06:15:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 06:15:29,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 06:15:29,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553799710] [2020-11-12 06:15:29,863 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 06:15:29,863 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-12 06:15:29,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426751905] [2020-11-12 06:15:29,864 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-12 06:15:29,864 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 06:15:29,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-12 06:15:29,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-12 06:15:29,865 INFO L87 Difference]: Start difference. First operand 317 states and 373 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:30,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 06:15:30,009 INFO L93 Difference]: Finished difference Result 272 states and 316 transitions. [2020-11-12 06:15:30,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-12 06:15:30,009 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2020-11-12 06:15:30,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 06:15:30,011 INFO L225 Difference]: With dead ends: 272 [2020-11-12 06:15:30,011 INFO L226 Difference]: Without dead ends: 188 [2020-11-12 06:15:30,012 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2020-11-12 06:15:30,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-11-12 06:15:30,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2020-11-12 06:15:30,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 179 states have (on average 1.2122905027932962) internal successors, (217), 187 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:30,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 217 transitions. [2020-11-12 06:15:30,019 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 217 transitions. Word has length 42 [2020-11-12 06:15:30,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 06:15:30,020 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 217 transitions. [2020-11-12 06:15:30,020 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:30,020 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 217 transitions. [2020-11-12 06:15:30,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-12 06:15:30,021 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 06:15:30,021 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 06:15:30,022 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-12 06:15:30,022 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 06:15:30,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 06:15:30,023 INFO L82 PathProgramCache]: Analyzing trace with hash 277104584, now seen corresponding path program 1 times [2020-11-12 06:15:30,023 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 06:15:30,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374678738] [2020-11-12 06:15:30,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 06:15:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 06:15:30,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 06:15:30,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374678738] [2020-11-12 06:15:30,144 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 06:15:30,144 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-12 06:15:30,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529206648] [2020-11-12 06:15:30,145 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-12 06:15:30,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 06:15:30,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-12 06:15:30,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-12 06:15:30,146 INFO L87 Difference]: Start difference. First operand 188 states and 217 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:30,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 06:15:30,208 INFO L93 Difference]: Finished difference Result 152 states and 181 transitions. [2020-11-12 06:15:30,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-12 06:15:30,209 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2020-11-12 06:15:30,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 06:15:30,209 INFO L225 Difference]: With dead ends: 152 [2020-11-12 06:15:30,210 INFO L226 Difference]: Without dead ends: 0 [2020-11-12 06:15:30,212 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-12 06:15:30,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-12 06:15:30,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-12 06:15:30,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:30,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-12 06:15:30,214 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 44 [2020-11-12 06:15:30,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 06:15:30,214 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-12 06:15:30,214 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 06:15:30,215 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-12 06:15:30,215 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-12 06:15:30,215 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-12 06:15:30,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 06:15:30 BasicIcfg [2020-11-12 06:15:30,223 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-12 06:15:30,226 INFO L168 Benchmark]: Toolchain (without parser) took 3989.32 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 276.1 MB in the beginning and 271.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 68.0 MB. Max. memory is 16.0 GB. [2020-11-12 06:15:30,227 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 302.0 MB. Free memory is still 270.5 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-11-12 06:15:30,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 745.04 ms. Allocated memory is still 302.0 MB. Free memory was 275.4 MB in the beginning and 280.0 MB in the end (delta: -4.6 MB). Peak memory consumption was 32.8 MB. Max. memory is 16.0 GB. [2020-11-12 06:15:30,228 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.53 ms. Allocated memory is still 302.0 MB. Free memory was 280.0 MB in the beginning and 277.9 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-11-12 06:15:30,229 INFO L168 Benchmark]: Boogie Preprocessor took 27.95 ms. Allocated memory is still 302.0 MB. Free memory was 277.9 MB in the beginning and 276.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-11-12 06:15:30,230 INFO L168 Benchmark]: RCFGBuilder took 672.95 ms. Allocated memory is still 302.0 MB. Free memory was 276.9 MB in the beginning and 255.9 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. [2020-11-12 06:15:30,231 INFO L168 Benchmark]: TraceAbstraction took 2473.15 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 255.9 MB in the beginning and 271.0 MB in the end (delta: -15.1 MB). Peak memory consumption was 47.8 MB. Max. memory is 16.0 GB. [2020-11-12 06:15:30,235 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 302.0 MB. Free memory is still 270.5 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 745.04 ms. Allocated memory is still 302.0 MB. Free memory was 275.4 MB in the beginning and 280.0 MB in the end (delta: -4.6 MB). Peak memory consumption was 32.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 52.53 ms. Allocated memory is still 302.0 MB. Free memory was 280.0 MB in the beginning and 277.9 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 27.95 ms. Allocated memory is still 302.0 MB. Free memory was 277.9 MB in the beginning and 276.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 672.95 ms. Allocated memory is still 302.0 MB. Free memory was 276.9 MB in the beginning and 255.9 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 2473.15 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 255.9 MB in the beginning and 271.0 MB in the end (delta: -15.1 MB). Peak memory consumption was 47.8 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 17]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 250 SDtfs, 307 SDslu, 929 SDs, 0 SdLazy, 111 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1320occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 201 NumberOfCodeBlocks, 201 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 196 ConstructedInterpolants, 0 QuantifiedInterpolants, 20736 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 correct! Received shutdown request...