/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/svcomp/pthread/sync01.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 12:30:30,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 12:30:30,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 12:30:30,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 12:30:30,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 12:30:30,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 12:30:30,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 12:30:30,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 12:30:30,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 12:30:30,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 12:30:30,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 12:30:30,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 12:30:30,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 12:30:30,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 12:30:30,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 12:30:30,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 12:30:30,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 12:30:30,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 12:30:30,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 12:30:30,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 12:30:30,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 12:30:30,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 12:30:30,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 12:30:30,990 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 12:30:30,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-16 12:30:30,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 12:30:30,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 12:30:30,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 12:30:30,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 12:30:30,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 12:30:30,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 12:30:30,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 12:30:30,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 12:30:30,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 12:30:31,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 12:30:31,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 12:30:31,002 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 [2020-10-16 12:30:31,025 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 12:30:31,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 12:30:31,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 12:30:31,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 12:30:31,027 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 12:30:31,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 12:30:31,027 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 12:30:31,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 12:30:31,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 12:30:31,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 12:30:31,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 12:30:31,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 12:30:31,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 12:30:31,029 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 12:30:31,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 12:30:31,029 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 12:30:31,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 12:30:31,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 12:30:31,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 12:30:31,030 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 12:30:31,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 12:30:31,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 12:30:31,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 12:30:31,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-16 12:30:31,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 12:30:31,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 12:30:31,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 12:30:31,031 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-16 12:30:31,032 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-16 12:30:31,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 12:30:31,032 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-16 12:30:31,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 12:30:31,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 12:30:31,341 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 12:30:31,343 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 12:30:31,344 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 12:30:31,344 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/sync01.i [2020-10-16 12:30:31,421 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0630648d5/27d320ab9ea1493f8d04ad351af44d2e/FLAGf075ee159 [2020-10-16 12:30:31,980 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 12:30:31,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread/sync01.i [2020-10-16 12:30:32,008 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0630648d5/27d320ab9ea1493f8d04ad351af44d2e/FLAGf075ee159 [2020-10-16 12:30:32,251 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0630648d5/27d320ab9ea1493f8d04ad351af44d2e [2020-10-16 12:30:32,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 12:30:32,261 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 12:30:32,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 12:30:32,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 12:30:32,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 12:30:32,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:30:32" (1/1) ... [2020-10-16 12:30:32,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15ec681f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:32, skipping insertion in model container [2020-10-16 12:30:32,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:30:32" (1/1) ... [2020-10-16 12:30:32,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 12:30:32,323 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 12:30:33,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 12:30:33,037 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 12:30:33,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 12:30:33,224 INFO L208 MainTranslator]: Completed translation [2020-10-16 12:30:33,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:33 WrapperNode [2020-10-16 12:30:33,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 12:30:33,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 12:30:33,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 12:30:33,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 12:30:33,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:33" (1/1) ... [2020-10-16 12:30:33,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:33" (1/1) ... [2020-10-16 12:30:33,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 12:30:33,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 12:30:33,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 12:30:33,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 12:30:33,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:33" (1/1) ... [2020-10-16 12:30:33,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:33" (1/1) ... [2020-10-16 12:30:33,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:33" (1/1) ... [2020-10-16 12:30:33,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:33" (1/1) ... [2020-10-16 12:30:33,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:33" (1/1) ... [2020-10-16 12:30:33,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:33" (1/1) ... [2020-10-16 12:30:33,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:33" (1/1) ... [2020-10-16 12:30:33,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 12:30:33,320 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 12:30:33,320 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 12:30:33,320 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 12:30:33,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:33" (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 [2020-10-16 12:30:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 12:30:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 12:30:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-16 12:30:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-16 12:30:33,411 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-16 12:30:33,411 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-16 12:30:33,412 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-16 12:30:33,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 12:30:33,413 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-16 12:30:33,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-16 12:30:33,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 12:30:33,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 12:30:33,416 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 12:30:33,909 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 12:30:33,910 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-10-16 12:30:33,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:30:33 BoogieIcfgContainer [2020-10-16 12:30:33,912 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 12:30:33,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 12:30:33,914 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 12:30:33,918 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 12:30:33,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:30:32" (1/3) ... [2020-10-16 12:30:33,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38f0ec1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:30:33, skipping insertion in model container [2020-10-16 12:30:33,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:33" (2/3) ... [2020-10-16 12:30:33,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38f0ec1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:30:33, skipping insertion in model container [2020-10-16 12:30:33,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:30:33" (3/3) ... [2020-10-16 12:30:33,922 INFO L111 eAbstractionObserver]: Analyzing ICFG sync01.i [2020-10-16 12:30:33,935 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-16 12:30:33,935 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-16 12:30:33,945 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-16 12:30:33,946 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 12:30:33,973 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,973 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,974 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,974 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,974 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,975 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,975 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,975 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,976 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,976 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,976 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,977 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,977 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,977 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,978 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,978 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,978 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,978 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,979 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,979 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,980 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,980 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,980 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,980 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,981 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,981 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,985 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,985 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,986 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,986 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,986 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,987 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,987 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,997 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,997 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,997 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,998 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,998 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,998 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:33,999 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:30:34,007 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-16 12:30:34,022 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-16 12:30:34,042 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 12:30:34,042 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 12:30:34,042 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 12:30:34,042 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-16 12:30:34,042 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 12:30:34,042 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 12:30:34,043 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 12:30:34,043 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 12:30:34,061 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 12:30:34,062 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 91 places, 91 transitions, 204 flow [2020-10-16 12:30:34,066 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 91 places, 91 transitions, 204 flow [2020-10-16 12:30:34,071 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 91 places, 91 transitions, 204 flow [2020-10-16 12:30:34,141 INFO L129 PetriNetUnfolder]: 6/91 cut-off events. [2020-10-16 12:30:34,143 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-16 12:30:34,169 INFO L80 FinitePrefix]: Finished finitePrefix Result has 102 conditions, 91 events. 6/91 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 77 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 55. Up to 3 conditions per place. [2020-10-16 12:30:34,172 INFO L117 LiptonReduction]: Number of co-enabled transitions 840 [2020-10-16 12:30:35,703 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-10-16 12:30:36,098 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-10-16 12:30:36,330 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-16 12:30:36,934 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 147 [2020-10-16 12:30:37,203 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2020-10-16 12:30:37,214 INFO L132 LiptonReduction]: Checked pairs total: 3997 [2020-10-16 12:30:37,214 INFO L134 LiptonReduction]: Total number of compositions: 66 [2020-10-16 12:30:37,222 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 34 transitions, 90 flow [2020-10-16 12:30:37,242 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 198 states. [2020-10-16 12:30:37,245 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-10-16 12:30:37,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-16 12:30:37,257 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:30:37,258 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:30:37,258 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:30:37,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:30:37,264 INFO L82 PathProgramCache]: Analyzing trace with hash 543680642, now seen corresponding path program 1 times [2020-10-16 12:30:37,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:30:37,292 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125528349] [2020-10-16 12:30:37,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:30:37,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:30:37,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:30:37,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125528349] [2020-10-16 12:30:37,491 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:30:37,491 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 12:30:37,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1257531352] [2020-10-16 12:30:37,493 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:30:37,498 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:30:37,526 INFO L258 McrAutomatonBuilder]: Finished intersection with 36 states and 49 transitions. [2020-10-16 12:30:37,527 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:30:37,538 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 12:30:37,539 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-16 12:30:37,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:30:37,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-16 12:30:37,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 12:30:37,557 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-10-16 12:30:37,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:30:37,569 INFO L93 Difference]: Finished difference Result 198 states and 455 transitions. [2020-10-16 12:30:37,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-16 12:30:37,571 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2020-10-16 12:30:37,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:30:37,584 INFO L225 Difference]: With dead ends: 198 [2020-10-16 12:30:37,585 INFO L226 Difference]: Without dead ends: 197 [2020-10-16 12:30:37,586 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 12:30:37,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2020-10-16 12:30:37,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2020-10-16 12:30:37,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2020-10-16 12:30:37,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 454 transitions. [2020-10-16 12:30:37,642 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 454 transitions. Word has length 17 [2020-10-16 12:30:37,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:30:37,643 INFO L481 AbstractCegarLoop]: Abstraction has 197 states and 454 transitions. [2020-10-16 12:30:37,643 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-16 12:30:37,643 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 454 transitions. [2020-10-16 12:30:37,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-16 12:30:37,646 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:30:37,646 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:30:37,647 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 12:30:37,647 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:30:37,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:30:37,647 INFO L82 PathProgramCache]: Analyzing trace with hash -142821842, now seen corresponding path program 1 times [2020-10-16 12:30:37,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:30:37,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425143981] [2020-10-16 12:30:37,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:30:37,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:30:37,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:30:37,743 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425143981] [2020-10-16 12:30:37,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:30:37,744 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 12:30:37,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [268137996] [2020-10-16 12:30:37,744 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:30:37,747 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:30:37,763 INFO L258 McrAutomatonBuilder]: Finished intersection with 54 states and 91 transitions. [2020-10-16 12:30:37,764 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:30:37,894 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [1088#(or (= ~num~0 0) (= ~num~0 1)), 1087#(= ~num~0 0)] [2020-10-16 12:30:37,895 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-16 12:30:37,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:30:37,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-16 12:30:37,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-16 12:30:37,896 INFO L87 Difference]: Start difference. First operand 197 states and 454 transitions. Second operand 5 states. [2020-10-16 12:30:37,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:30:37,944 INFO L93 Difference]: Finished difference Result 107 states and 223 transitions. [2020-10-16 12:30:37,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:30:37,945 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2020-10-16 12:30:37,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:30:37,947 INFO L225 Difference]: With dead ends: 107 [2020-10-16 12:30:37,947 INFO L226 Difference]: Without dead ends: 107 [2020-10-16 12:30:37,951 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 25 SyntacticMatches, 4 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-16 12:30:37,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-10-16 12:30:37,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2020-10-16 12:30:37,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-10-16 12:30:37,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 223 transitions. [2020-10-16 12:30:37,970 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 223 transitions. Word has length 21 [2020-10-16 12:30:37,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:30:37,970 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 223 transitions. [2020-10-16 12:30:37,970 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-16 12:30:37,970 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 223 transitions. [2020-10-16 12:30:37,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-16 12:30:37,972 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:30:37,975 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:30:37,975 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 12:30:37,975 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:30:37,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:30:37,976 INFO L82 PathProgramCache]: Analyzing trace with hash 654447530, now seen corresponding path program 2 times [2020-10-16 12:30:37,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:30:37,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884924846] [2020-10-16 12:30:37,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:30:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:30:38,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:30:38,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884924846] [2020-10-16 12:30:38,092 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:30:38,092 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 12:30:38,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1446459587] [2020-10-16 12:30:38,093 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:30:38,096 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:30:38,106 INFO L258 McrAutomatonBuilder]: Finished intersection with 56 states and 95 transitions. [2020-10-16 12:30:38,107 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:30:38,160 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [1415#(< 0 ~num~0), 1416#(= ~num~0 0)] [2020-10-16 12:30:38,161 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-16 12:30:38,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:30:38,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-16 12:30:38,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-16 12:30:38,162 INFO L87 Difference]: Start difference. First operand 107 states and 223 transitions. Second operand 7 states. [2020-10-16 12:30:38,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:30:38,259 INFO L93 Difference]: Finished difference Result 90 states and 155 transitions. [2020-10-16 12:30:38,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 12:30:38,259 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2020-10-16 12:30:38,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:30:38,260 INFO L225 Difference]: With dead ends: 90 [2020-10-16 12:30:38,260 INFO L226 Difference]: Without dead ends: 75 [2020-10-16 12:30:38,261 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-16 12:30:38,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-10-16 12:30:38,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-10-16 12:30:38,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-10-16 12:30:38,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 123 transitions. [2020-10-16 12:30:38,267 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 123 transitions. Word has length 21 [2020-10-16 12:30:38,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:30:38,267 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 123 transitions. [2020-10-16 12:30:38,267 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-16 12:30:38,268 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 123 transitions. [2020-10-16 12:30:38,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-16 12:30:38,269 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:30:38,269 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:30:38,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 12:30:38,269 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:30:38,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:30:38,270 INFO L82 PathProgramCache]: Analyzing trace with hash 1691176798, now seen corresponding path program 3 times [2020-10-16 12:30:38,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:30:38,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742210982] [2020-10-16 12:30:38,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:30:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:30:38,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:30:38,379 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742210982] [2020-10-16 12:30:38,380 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:30:38,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 12:30:38,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [242934614] [2020-10-16 12:30:38,380 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:30:38,384 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:30:38,390 INFO L258 McrAutomatonBuilder]: Finished intersection with 47 states and 71 transitions. [2020-10-16 12:30:38,391 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:30:38,451 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 12:30:38,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-16 12:30:38,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:30:38,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-16 12:30:38,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-16 12:30:38,452 INFO L87 Difference]: Start difference. First operand 75 states and 123 transitions. Second operand 7 states. [2020-10-16 12:30:38,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:30:38,545 INFO L93 Difference]: Finished difference Result 75 states and 122 transitions. [2020-10-16 12:30:38,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 12:30:38,545 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2020-10-16 12:30:38,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:30:38,563 INFO L225 Difference]: With dead ends: 75 [2020-10-16 12:30:38,563 INFO L226 Difference]: Without dead ends: 54 [2020-10-16 12:30:38,566 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 5 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-16 12:30:38,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2020-10-16 12:30:38,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2020-10-16 12:30:38,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-10-16 12:30:38,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 83 transitions. [2020-10-16 12:30:38,570 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 83 transitions. Word has length 21 [2020-10-16 12:30:38,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:30:38,571 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 83 transitions. [2020-10-16 12:30:38,571 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-16 12:30:38,571 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 83 transitions. [2020-10-16 12:30:38,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-16 12:30:38,572 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:30:38,572 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:30:38,572 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 12:30:38,572 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:30:38,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:30:38,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1351822234, now seen corresponding path program 1 times [2020-10-16 12:30:38,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:30:38,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234832057] [2020-10-16 12:30:38,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:30:38,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:30:38,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:30:38,670 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234832057] [2020-10-16 12:30:38,670 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:30:38,670 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 12:30:38,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [932384542] [2020-10-16 12:30:38,671 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:30:38,673 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:30:38,677 INFO L258 McrAutomatonBuilder]: Finished intersection with 32 states and 41 transitions. [2020-10-16 12:30:38,677 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:30:38,719 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 12:30:38,719 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-16 12:30:38,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:30:38,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-16 12:30:38,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-16 12:30:38,720 INFO L87 Difference]: Start difference. First operand 54 states and 83 transitions. Second operand 7 states. [2020-10-16 12:30:38,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:30:38,786 INFO L93 Difference]: Finished difference Result 53 states and 82 transitions. [2020-10-16 12:30:38,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 12:30:38,791 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2020-10-16 12:30:38,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:30:38,791 INFO L225 Difference]: With dead ends: 53 [2020-10-16 12:30:38,791 INFO L226 Difference]: Without dead ends: 0 [2020-10-16 12:30:38,792 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 5 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-16 12:30:38,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-16 12:30:38,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-16 12:30:38,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-16 12:30:38,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-16 12:30:38,793 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2020-10-16 12:30:38,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:30:38,793 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-16 12:30:38,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-16 12:30:38,793 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-16 12:30:38,793 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-16 12:30:38,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 12:30:38,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:30:38 BasicIcfg [2020-10-16 12:30:38,796 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 12:30:38,798 INFO L168 Benchmark]: Toolchain (without parser) took 6537.18 ms. Allocated memory was 139.5 MB in the beginning and 280.5 MB in the end (delta: 141.0 MB). Free memory was 100.4 MB in the beginning and 212.0 MB in the end (delta: -111.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. [2020-10-16 12:30:38,799 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-10-16 12:30:38,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 962.17 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 100.2 MB in the beginning and 139.8 MB in the end (delta: -39.6 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB. [2020-10-16 12:30:38,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.57 ms. Allocated memory is still 203.9 MB. Free memory was 139.1 MB in the beginning and 137.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-10-16 12:30:38,802 INFO L168 Benchmark]: Boogie Preprocessor took 34.30 ms. Allocated memory is still 203.9 MB. Free memory was 137.1 MB in the beginning and 135.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-10-16 12:30:38,803 INFO L168 Benchmark]: RCFGBuilder took 592.16 ms. Allocated memory is still 203.9 MB. Free memory was 135.1 MB in the beginning and 108.4 MB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2020-10-16 12:30:38,803 INFO L168 Benchmark]: TraceAbstraction took 4882.82 ms. Allocated memory was 203.9 MB in the beginning and 280.5 MB in the end (delta: 76.5 MB). Free memory was 108.4 MB in the beginning and 212.0 MB in the end (delta: -103.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-16 12:30:38,808 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 962.17 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 100.2 MB in the beginning and 139.8 MB in the end (delta: -39.6 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 59.57 ms. Allocated memory is still 203.9 MB. Free memory was 139.1 MB in the beginning and 137.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.30 ms. Allocated memory is still 203.9 MB. Free memory was 137.1 MB in the beginning and 135.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 592.16 ms. Allocated memory is still 203.9 MB. Free memory was 135.1 MB in the beginning and 108.4 MB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4882.82 ms. Allocated memory was 203.9 MB in the beginning and 280.5 MB in the end (delta: 76.5 MB). Free memory was 108.4 MB in the beginning and 212.0 MB in the end (delta: -103.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 435 VarBasedMoverChecksPositive, 25 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 120 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.1s, 91 PlacesBefore, 35 PlacesAfterwards, 91 TransitionsBefore, 34 TransitionsAfterwards, 840 CoEnabledTransitionPairs, 7 FixpointIterations, 43 TrivialSequentialCompositions, 14 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 4 ConcurrentYvCompositions, 1 ChoiceCompositions, 66 TotalNumberOfCompositions, 3997 MoverChecksTotal - PositiveResult [Line: 947]: 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, 85 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.1s, HoareTripleCheckerStatistics: 131 SDtfs, 90 SDslu, 220 SDs, 0 SdLazy, 154 SolverSat, 23 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 138 GetRequests, 97 SyntacticMatches, 15 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=198occurred 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, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 101 NumberOfCodeBlocks, 101 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 96 ConstructedInterpolants, 0 QuantifiedInterpolants, 5936 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...