/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-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe036_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-60729f1 [2020-11-12 00:13:53,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-12 00:13:53,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-12 00:13:53,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-12 00:13:53,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-12 00:13:53,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-12 00:13:53,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-12 00:13:53,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-12 00:13:53,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-12 00:13:53,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-12 00:13:53,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-12 00:13:53,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-12 00:13:53,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-12 00:13:53,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-12 00:13:53,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-12 00:13:53,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-12 00:13:53,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-12 00:13:53,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-12 00:13:53,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-12 00:13:53,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-12 00:13:53,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-12 00:13:53,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-12 00:13:53,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-12 00:13:53,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-12 00:13:53,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-12 00:13:53,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-12 00:13:53,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-12 00:13:53,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-12 00:13:53,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-12 00:13:53,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-12 00:13:53,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-12 00:13:53,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-12 00:13:53,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-12 00:13:53,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-12 00:13:53,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-12 00:13:53,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-12 00:13:53,932 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-SemanticLbe.epf [2020-11-12 00:13:53,986 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-12 00:13:53,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-12 00:13:53,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-12 00:13:53,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-12 00:13:53,992 INFO L138 SettingsManager]: * Use SBE=true [2020-11-12 00:13:53,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-12 00:13:53,993 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-12 00:13:53,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-12 00:13:53,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-12 00:13:53,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-12 00:13:53,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-12 00:13:53,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-12 00:13:53,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-12 00:13:53,995 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-12 00:13:53,996 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-12 00:13:53,996 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-12 00:13:53,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-12 00:13:53,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-12 00:13:53,997 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-12 00:13:53,997 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-12 00:13:53,997 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-12 00:13:53,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-12 00:13:53,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-12 00:13:53,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-12 00:13:53,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-12 00:13:53,998 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-12 00:13:53,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-12 00:13:53,999 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-12 00:13:53,999 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-12 00:13:54,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-12 00:13:54,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-12 00:13:54,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-12 00:13:54,451 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-12 00:13:54,452 INFO L275 PluginConnector]: CDTParser initialized [2020-11-12 00:13:54,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe036_pso.oepc.i [2020-11-12 00:13:54,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c2a2bed3/6241d82a2f144cbdb7a94ff324cd7a1e/FLAGb9b39a258 [2020-11-12 00:13:55,282 INFO L306 CDTParser]: Found 1 translation units. [2020-11-12 00:13:55,283 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036_pso.oepc.i [2020-11-12 00:13:55,302 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c2a2bed3/6241d82a2f144cbdb7a94ff324cd7a1e/FLAGb9b39a258 [2020-11-12 00:13:55,590 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c2a2bed3/6241d82a2f144cbdb7a94ff324cd7a1e [2020-11-12 00:13:55,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-12 00:13:55,606 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-12 00:13:55,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-12 00:13:55,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-12 00:13:55,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-12 00:13:55,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:13:55" (1/1) ... [2020-11-12 00:13:55,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ec25281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:55, skipping insertion in model container [2020-11-12 00:13:55,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:13:55" (1/1) ... [2020-11-12 00:13:55,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-12 00:13:55,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-12 00:13:56,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 00:13:56,142 INFO L203 MainTranslator]: Completed pre-run [2020-11-12 00:13:56,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 00:13:56,351 INFO L208 MainTranslator]: Completed translation [2020-11-12 00:13:56,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56 WrapperNode [2020-11-12 00:13:56,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-12 00:13:56,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-12 00:13:56,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-12 00:13:56,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-12 00:13:56,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2020-11-12 00:13:56,380 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2020-11-12 00:13:56,403 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-12 00:13:56,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-12 00:13:56,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-12 00:13:56,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-12 00:13:56,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2020-11-12 00:13:56,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2020-11-12 00:13:56,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2020-11-12 00:13:56,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2020-11-12 00:13:56,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2020-11-12 00:13:56,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2020-11-12 00:13:56,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2020-11-12 00:13:56,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-12 00:13:56,434 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-12 00:13:56,434 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-12 00:13:56,434 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-12 00:13:56,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (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 00:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-12 00:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-12 00:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-12 00:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-12 00:13:56,520 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-12 00:13:56,520 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-12 00:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-12 00:13:56,522 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-12 00:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-12 00:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-12 00:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-12 00:13:56,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-12 00:13:56,526 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 00:13:56,949 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-12 00:13:56,949 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-12 00:13:56,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:13:56 BoogieIcfgContainer [2020-11-12 00:13:56,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-12 00:13:56,953 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-12 00:13:56,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-12 00:13:56,957 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-12 00:13:56,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:13:55" (1/3) ... [2020-11-12 00:13:56,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33aa76cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:13:56, skipping insertion in model container [2020-11-12 00:13:56,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (2/3) ... [2020-11-12 00:13:56,959 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33aa76cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:13:56, skipping insertion in model container [2020-11-12 00:13:56,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:13:56" (3/3) ... [2020-11-12 00:13:56,961 INFO L111 eAbstractionObserver]: Analyzing ICFG safe036_pso.oepc.i [2020-11-12 00:13:56,978 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-12 00:13:56,978 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-12 00:13:56,983 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-12 00:13:56,984 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-12 00:13:57,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,014 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,014 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,015 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,015 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,017 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,017 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,018 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,018 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,018 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,018 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,018 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,018 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,020 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,022 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,023 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,023 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,023 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,030 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,030 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,030 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,030 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 00:13:57,032 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-12 00:13:57,046 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-12 00:13:57,071 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-12 00:13:57,072 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-12 00:13:57,072 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-12 00:13:57,072 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-12 00:13:57,072 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-12 00:13:57,072 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-12 00:13:57,072 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-12 00:13:57,072 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-12 00:13:57,085 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-12 00:13:57,087 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 69 places, 65 transitions, 140 flow [2020-11-12 00:13:57,091 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 69 places, 65 transitions, 140 flow [2020-11-12 00:13:57,093 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 69 places, 65 transitions, 140 flow [2020-11-12 00:13:57,137 INFO L129 PetriNetUnfolder]: 3/63 cut-off events. [2020-11-12 00:13:57,137 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-11-12 00:13:57,142 INFO L84 FinitePrefix]: Finished finitePrefix Result has 70 conditions, 63 events. 3/63 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 47 event pairs, 0 based on Foata normal form. 0/59 useless extension candidates. Maximal degree in co-relation 46. Up to 2 conditions per place. [2020-11-12 00:13:57,144 INFO L116 LiptonReduction]: Number of co-enabled transitions 792 [2020-11-12 00:14:00,042 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2020-11-12 00:14:00,154 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-11-12 00:14:00,401 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2020-11-12 00:14:00,506 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-11-12 00:14:00,520 INFO L131 LiptonReduction]: Checked pairs total: 1384 [2020-11-12 00:14:00,520 INFO L133 LiptonReduction]: Total number of compositions: 62 [2020-11-12 00:14:00,530 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 23 places, 17 transitions, 44 flow [2020-11-12 00:14:00,552 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 90 states, 88 states have (on average 2.4545454545454546) internal successors, (216), 89 states have internal predecessors, (216), 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 00:14:00,555 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 88 states have (on average 2.4545454545454546) internal successors, (216), 89 states have internal predecessors, (216), 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 00:14:00,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-12 00:14:00,562 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:14:00,563 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-11-12 00:14:00,563 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:14:00,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:14:00,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1310526713, now seen corresponding path program 1 times [2020-11-12 00:14:00,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:14:00,588 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286118051] [2020-11-12 00:14:00,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:14:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:14:00,845 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 00:14:00,846 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286118051] [2020-11-12 00:14:00,847 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:14:00,847 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 00:14:00,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462654652] [2020-11-12 00:14:00,852 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-12 00:14:00,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:14:00,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-12 00:14:00,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-12 00:14:00,873 INFO L87 Difference]: Start difference. First operand has 90 states, 88 states have (on average 2.4545454545454546) internal successors, (216), 89 states have internal predecessors, (216), 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 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 00:14:00,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:14:00,892 INFO L93 Difference]: Finished difference Result 90 states and 200 transitions. [2020-11-12 00:14:00,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-12 00:14:00,894 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 6 [2020-11-12 00:14:00,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:14:00,905 INFO L225 Difference]: With dead ends: 90 [2020-11-12 00:14:00,906 INFO L226 Difference]: Without dead ends: 74 [2020-11-12 00:14:00,907 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-12 00:14:00,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2020-11-12 00:14:00,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2020-11-12 00:14:00,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 73 states have (on average 2.191780821917808) internal successors, (160), 73 states have internal predecessors, (160), 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 00:14:00,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 160 transitions. [2020-11-12 00:14:00,968 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 160 transitions. Word has length 6 [2020-11-12 00:14:00,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:14:00,969 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 160 transitions. [2020-11-12 00:14:00,969 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 00:14:00,969 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 160 transitions. [2020-11-12 00:14:00,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-12 00:14:00,970 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:14:00,970 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:14:00,970 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-12 00:14:00,970 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:14:00,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:14:00,971 INFO L82 PathProgramCache]: Analyzing trace with hash -1971632855, now seen corresponding path program 1 times [2020-11-12 00:14:00,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:14:00,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719580213] [2020-11-12 00:14:00,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:14:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:14:01,078 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 00:14:01,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719580213] [2020-11-12 00:14:01,078 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:14:01,079 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-12 00:14:01,079 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837883375] [2020-11-12 00:14:01,080 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-12 00:14:01,080 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:14:01,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-12 00:14:01,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-12 00:14:01,082 INFO L87 Difference]: Start difference. First operand 74 states and 160 transitions. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 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 00:14:01,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:14:01,127 INFO L93 Difference]: Finished difference Result 63 states and 112 transitions. [2020-11-12 00:14:01,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-12 00:14:01,128 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 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 7 [2020-11-12 00:14:01,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:14:01,129 INFO L225 Difference]: With dead ends: 63 [2020-11-12 00:14:01,129 INFO L226 Difference]: Without dead ends: 47 [2020-11-12 00:14:01,130 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-12 00:14:01,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2020-11-12 00:14:01,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2020-11-12 00:14:01,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.7173913043478262) internal successors, (79), 46 states have internal predecessors, (79), 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 00:14:01,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 79 transitions. [2020-11-12 00:14:01,137 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 79 transitions. Word has length 7 [2020-11-12 00:14:01,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:14:01,137 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 79 transitions. [2020-11-12 00:14:01,138 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 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 00:14:01,138 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2020-11-12 00:14:01,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-12 00:14:01,139 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:14:01,139 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:14:01,139 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-12 00:14:01,139 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:14:01,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:14:01,140 INFO L82 PathProgramCache]: Analyzing trace with hash -9155018, now seen corresponding path program 1 times [2020-11-12 00:14:01,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:14:01,141 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176335260] [2020-11-12 00:14:01,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:14:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:14:01,272 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 00:14:01,273 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176335260] [2020-11-12 00:14:01,273 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:14:01,274 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-12 00:14:01,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826302069] [2020-11-12 00:14:01,275 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-12 00:14:01,275 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:14:01,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-12 00:14:01,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-12 00:14:01,279 INFO L87 Difference]: Start difference. First operand 47 states and 79 transitions. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 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 00:14:01,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:14:01,336 INFO L93 Difference]: Finished difference Result 36 states and 55 transitions. [2020-11-12 00:14:01,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-12 00:14:01,337 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 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 10 [2020-11-12 00:14:01,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:14:01,338 INFO L225 Difference]: With dead ends: 36 [2020-11-12 00:14:01,338 INFO L226 Difference]: Without dead ends: 29 [2020-11-12 00:14:01,338 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-12 00:14:01,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2020-11-12 00:14:01,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2020-11-12 00:14:01,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.5357142857142858) internal successors, (43), 28 states have internal predecessors, (43), 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 00:14:01,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 43 transitions. [2020-11-12 00:14:01,345 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 43 transitions. Word has length 10 [2020-11-12 00:14:01,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:14:01,346 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 43 transitions. [2020-11-12 00:14:01,346 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 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 00:14:01,347 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2020-11-12 00:14:01,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-12 00:14:01,347 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:14:01,348 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:14:01,348 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-12 00:14:01,348 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:14:01,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:14:01,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1421633224, now seen corresponding path program 1 times [2020-11-12 00:14:01,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:14:01,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409847065] [2020-11-12 00:14:01,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:14:01,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:14:01,423 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 00:14:01,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409847065] [2020-11-12 00:14:01,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:14:01,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-12 00:14:01,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469538757] [2020-11-12 00:14:01,424 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-12 00:14:01,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:14:01,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-12 00:14:01,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-12 00:14:01,426 INFO L87 Difference]: Start difference. First operand 29 states and 43 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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 00:14:01,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:14:01,464 INFO L93 Difference]: Finished difference Result 37 states and 52 transitions. [2020-11-12 00:14:01,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-12 00:14:01,465 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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 13 [2020-11-12 00:14:01,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:14:01,466 INFO L225 Difference]: With dead ends: 37 [2020-11-12 00:14:01,466 INFO L226 Difference]: Without dead ends: 17 [2020-11-12 00:14:01,466 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-12 00:14:01,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2020-11-12 00:14:01,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2020-11-12 00:14:01,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.1875) internal successors, (19), 16 states have internal predecessors, (19), 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 00:14:01,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 19 transitions. [2020-11-12 00:14:01,469 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 19 transitions. Word has length 13 [2020-11-12 00:14:01,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:14:01,469 INFO L481 AbstractCegarLoop]: Abstraction has 17 states and 19 transitions. [2020-11-12 00:14:01,469 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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 00:14:01,469 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2020-11-12 00:14:01,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-12 00:14:01,470 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 00:14:01,470 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 00:14:01,470 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-12 00:14:01,471 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 00:14:01,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 00:14:01,471 INFO L82 PathProgramCache]: Analyzing trace with hash -566286524, now seen corresponding path program 2 times [2020-11-12 00:14:01,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 00:14:01,472 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373121654] [2020-11-12 00:14:01,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 00:14:01,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 00:14:01,533 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 00:14:01,534 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373121654] [2020-11-12 00:14:01,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 00:14:01,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-12 00:14:01,534 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480254364] [2020-11-12 00:14:01,535 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-12 00:14:01,535 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 00:14:01,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-12 00:14:01,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-12 00:14:01,536 INFO L87 Difference]: Start difference. First operand 17 states and 19 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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 00:14:01,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 00:14:01,566 INFO L93 Difference]: Finished difference Result 16 states and 18 transitions. [2020-11-12 00:14:01,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-12 00:14:01,566 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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 13 [2020-11-12 00:14:01,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 00:14:01,567 INFO L225 Difference]: With dead ends: 16 [2020-11-12 00:14:01,567 INFO L226 Difference]: Without dead ends: 0 [2020-11-12 00:14:01,567 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-12 00:14:01,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-12 00:14:01,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-12 00:14:01,568 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 00:14:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-12 00:14:01,568 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2020-11-12 00:14:01,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 00:14:01,569 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-12 00:14:01,569 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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 00:14:01,569 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-12 00:14:01,569 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-12 00:14:01,569 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-12 00:14:01,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:14:01 BasicIcfg [2020-11-12 00:14:01,573 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-12 00:14:01,575 INFO L168 Benchmark]: Toolchain (without parser) took 5979.24 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 275.9 MB in the beginning and 182.1 MB in the end (delta: 93.8 MB). Peak memory consumption was 156.1 MB. Max. memory is 16.0 GB. [2020-11-12 00:14:01,576 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 302.0 MB. Free memory is still 270.3 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-11-12 00:14:01,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 744.98 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: -4.7 MB). Peak memory consumption was 35.2 MB. Max. memory is 16.0 GB. [2020-11-12 00:14:01,577 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.88 ms. Allocated memory is still 302.0 MB. Free memory was 280.0 MB in the beginning and 278.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-11-12 00:14:01,578 INFO L168 Benchmark]: Boogie Preprocessor took 28.48 ms. Allocated memory is still 302.0 MB. Free memory was 278.0 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 00:14:01,579 INFO L168 Benchmark]: RCFGBuilder took 518.07 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 00:14:01,580 INFO L168 Benchmark]: TraceAbstraction took 4619.85 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 254.9 MB in the beginning and 182.1 MB in the end (delta: 72.7 MB). Peak memory consumption was 133.6 MB. Max. memory is 16.0 GB. [2020-11-12 00:14:01,584 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 302.0 MB. Free memory is still 270.3 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 744.98 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: -4.7 MB). Peak memory consumption was 35.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 48.88 ms. Allocated memory is still 302.0 MB. Free memory was 280.0 MB in the beginning and 278.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 28.48 ms. Allocated memory is still 302.0 MB. Free memory was 278.0 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 518.07 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 4619.85 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 254.9 MB in the beginning and 182.1 MB in the end (delta: 72.7 MB). Peak memory consumption was 133.6 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 543 VarBasedMoverChecksPositive, 30 VarBasedMoverChecksNegative, 2 SemBasedMoverChecksPositive, 28 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.2s, 40 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.4s, 69 PlacesBefore, 23 PlacesAfterwards, 65 TransitionsBefore, 17 TransitionsAfterwards, 792 CoEnabledTransitionPairs, 5 FixpointIterations, 17 TrivialSequentialCompositions, 32 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 11 ConcurrentYvCompositions, 2 ChoiceCompositions, 62 TotalNumberOfCompositions, 1384 MoverChecksTotal - 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, 63 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.4s, HoareTripleCheckerStatistics: 71 SDtfs, 48 SDslu, 101 SDs, 0 SdLazy, 48 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=90occurred 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, 49 NumberOfCodeBlocks, 49 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 44 ConstructedInterpolants, 0 QuantifiedInterpolants, 1270 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...