/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -i ../../../trunk/examples/concurrent/pthreads/pthreadExitSafe.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c1f4b5c [2019-12-17 10:53:05,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-17 10:53:05,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-17 10:53:05,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-17 10:53:05,031 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-17 10:53:05,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-17 10:53:05,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-17 10:53:05,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-17 10:53:05,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-17 10:53:05,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-17 10:53:05,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-17 10:53:05,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-17 10:53:05,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-17 10:53:05,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-17 10:53:05,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-17 10:53:05,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-17 10:53:05,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-17 10:53:05,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-17 10:53:05,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-17 10:53:05,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-17 10:53:05,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-17 10:53:05,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-17 10:53:05,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-17 10:53:05,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-17 10:53:05,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-17 10:53:05,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-17 10:53:05,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-17 10:53:05,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-17 10:53:05,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-17 10:53:05,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-17 10:53:05,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-17 10:53:05,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-17 10:53:05,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-17 10:53:05,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-17 10:53:05,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-17 10:53:05,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-17 10:53:05,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-17 10:53:05,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-17 10:53:05,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-17 10:53:05,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-17 10:53:05,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-17 10:53:05,088 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 [2019-12-17 10:53:05,110 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-17 10:53:05,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-17 10:53:05,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-17 10:53:05,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-17 10:53:05,113 INFO L138 SettingsManager]: * Use SBE=true [2019-12-17 10:53:05,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-17 10:53:05,113 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-17 10:53:05,113 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-17 10:53:05,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-17 10:53:05,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-17 10:53:05,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-17 10:53:05,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-17 10:53:05,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-17 10:53:05,116 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-17 10:53:05,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-17 10:53:05,116 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-17 10:53:05,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-17 10:53:05,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-17 10:53:05,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-17 10:53:05,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-17 10:53:05,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-17 10:53:05,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-17 10:53:05,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-17 10:53:05,118 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-17 10:53:05,118 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-17 10:53:05,118 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-17 10:53:05,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-17 10:53:05,118 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=FINITE_AUTOMATA [2019-12-17 10:53:05,118 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-17 10:53:05,119 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-17 10:53:05,440 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-17 10:53:05,456 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-17 10:53:05,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-17 10:53:05,460 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-17 10:53:05,460 INFO L275 PluginConnector]: CDTParser initialized [2019-12-17 10:53:05,461 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/pthreadExitSafe.c [2019-12-17 10:53:05,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/416b3e5ca/b1bc8f444e4b44c1941d5267b99b7cde/FLAGaabec5b71 [2019-12-17 10:53:05,975 INFO L306 CDTParser]: Found 1 translation units. [2019-12-17 10:53:05,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/pthreadExitSafe.c [2019-12-17 10:53:05,976 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2019-12-17 10:53:05,976 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2019-12-17 10:53:06,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/416b3e5ca/b1bc8f444e4b44c1941d5267b99b7cde/FLAGaabec5b71 [2019-12-17 10:53:06,343 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/416b3e5ca/b1bc8f444e4b44c1941d5267b99b7cde [2019-12-17 10:53:06,351 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-17 10:53:06,353 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-17 10:53:06,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-17 10:53:06,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-17 10:53:06,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-17 10:53:06,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:53:06" (1/1) ... [2019-12-17 10:53:06,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4edf4ccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:06, skipping insertion in model container [2019-12-17 10:53:06,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:53:06" (1/1) ... [2019-12-17 10:53:06,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-17 10:53:06,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-17 10:53:06,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-17 10:53:06,664 INFO L203 MainTranslator]: Completed pre-run [2019-12-17 10:53:06,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-17 10:53:06,704 INFO L208 MainTranslator]: Completed translation [2019-12-17 10:53:06,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:06 WrapperNode [2019-12-17 10:53:06,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-17 10:53:06,706 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-17 10:53:06,706 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-17 10:53:06,706 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-17 10:53:06,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:06" (1/1) ... [2019-12-17 10:53:06,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:06" (1/1) ... [2019-12-17 10:53:06,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-17 10:53:06,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-17 10:53:06,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-17 10:53:06,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-17 10:53:06,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:06" (1/1) ... [2019-12-17 10:53:06,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:06" (1/1) ... [2019-12-17 10:53:06,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:06" (1/1) ... [2019-12-17 10:53:06,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:06" (1/1) ... [2019-12-17 10:53:06,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:06" (1/1) ... [2019-12-17 10:53:06,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:06" (1/1) ... [2019-12-17 10:53:06,775 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:06" (1/1) ... [2019-12-17 10:53:06,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-17 10:53:06,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-17 10:53:06,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-17 10:53:06,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-17 10:53:06,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-17 10:53:06,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-17 10:53:06,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-17 10:53:06,834 INFO L130 BoogieDeclarations]: Found specification of procedure dec [2019-12-17 10:53:06,835 INFO L138 BoogieDeclarations]: Found implementation of procedure dec [2019-12-17 10:53:06,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-17 10:53:06,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-17 10:53:06,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-17 10:53:06,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-17 10:53:06,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-17 10:53:06,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-17 10:53:06,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-17 10:53:06,840 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-17 10:53:07,144 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-17 10:53:07,144 INFO L287 CfgBuilder]: Removed 4 assume(true) statements. [2019-12-17 10:53:07,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:53:07 BoogieIcfgContainer [2019-12-17 10:53:07,146 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-17 10:53:07,147 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-17 10:53:07,147 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-17 10:53:07,150 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-17 10:53:07,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 10:53:06" (1/3) ... [2019-12-17 10:53:07,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64a28d1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:53:07, skipping insertion in model container [2019-12-17 10:53:07,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:06" (2/3) ... [2019-12-17 10:53:07,152 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64a28d1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:53:07, skipping insertion in model container [2019-12-17 10:53:07,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:53:07" (3/3) ... [2019-12-17 10:53:07,153 INFO L109 eAbstractionObserver]: Analyzing ICFG pthreadExitSafe.c [2019-12-17 10:53:07,163 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-17 10:53:07,164 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-17 10:53:07,172 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-17 10:53:07,173 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-17 10:53:07,198 WARN L315 ript$VariableManager]: TermVariabe |decThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,198 WARN L315 ript$VariableManager]: TermVariabe |decThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,198 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,198 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,199 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,199 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,199 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,199 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,200 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,200 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,200 WARN L315 ript$VariableManager]: TermVariabe |decThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,200 WARN L315 ript$VariableManager]: TermVariabe |decThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,201 WARN L315 ript$VariableManager]: TermVariabe |decThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,201 WARN L315 ript$VariableManager]: TermVariabe |decThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,201 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,201 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,202 WARN L315 ript$VariableManager]: TermVariabe |decThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,202 WARN L315 ript$VariableManager]: TermVariabe |decThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,202 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,203 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,203 WARN L315 ript$VariableManager]: TermVariabe |decThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,203 WARN L315 ript$VariableManager]: TermVariabe |decThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,207 WARN L315 ript$VariableManager]: TermVariabe |decThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,207 WARN L315 ript$VariableManager]: TermVariabe |decThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,207 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,208 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,208 WARN L315 ript$VariableManager]: TermVariabe |decThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,208 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,208 WARN L315 ript$VariableManager]: TermVariabe |decThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,209 WARN L315 ript$VariableManager]: TermVariabe decThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,229 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-12-17 10:53:07,245 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-17 10:53:07,246 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-17 10:53:07,246 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-17 10:53:07,246 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-17 10:53:07,246 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-17 10:53:07,246 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-17 10:53:07,246 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-17 10:53:07,247 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-17 10:53:07,260 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 47 places, 43 transitions [2019-12-17 10:53:07,263 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 47 places, 43 transitions [2019-12-17 10:53:07,325 INFO L130 PetriNetUnfolder]: 0/42 cut-off events. [2019-12-17 10:53:07,325 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-17 10:53:07,332 INFO L76 FinitePrefix]: Finished finitePrefix Result has 47 conditions, 42 events. 0/42 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 7 event pairs. 6/47 useless extension candidates. Maximal degree in co-relation 19. Up to 2 conditions per place. [2019-12-17 10:53:07,340 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 47 places, 43 transitions [2019-12-17 10:53:07,364 INFO L130 PetriNetUnfolder]: 0/42 cut-off events. [2019-12-17 10:53:07,365 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-17 10:53:07,365 INFO L76 FinitePrefix]: Finished finitePrefix Result has 47 conditions, 42 events. 0/42 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 7 event pairs. 6/47 useless extension candidates. Maximal degree in co-relation 19. Up to 2 conditions per place. [2019-12-17 10:53:07,366 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 54 [2019-12-17 10:53:07,370 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-17 10:53:08,543 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 60 [2019-12-17 10:53:08,667 INFO L206 etLargeBlockEncoding]: Checked pairs total: 35 [2019-12-17 10:53:08,667 INFO L214 etLargeBlockEncoding]: Total number of compositions: 36 [2019-12-17 10:53:08,674 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 11 places, 8 transitions [2019-12-17 10:53:08,682 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 9 states. [2019-12-17 10:53:08,685 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states. [2019-12-17 10:53:08,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-17 10:53:08,693 INFO L403 BasicCegarLoop]: Found error trace [2019-12-17 10:53:08,694 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-17 10:53:08,694 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-12-17 10:53:08,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-17 10:53:08,699 INFO L82 PathProgramCache]: Analyzing trace with hash 464265332, now seen corresponding path program 1 times [2019-12-17 10:53:08,706 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-17 10:53:08,707 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789647697] [2019-12-17 10:53:08,707 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-17 10:53:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-17 10:53:08,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-17 10:53:08,996 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789647697] [2019-12-17 10:53:08,998 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-17 10:53:08,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-17 10:53:09,000 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075876791] [2019-12-17 10:53:09,006 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-17 10:53:09,007 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-17 10:53:09,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-17 10:53:09,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-17 10:53:09,026 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 7 states. [2019-12-17 10:53:09,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-17 10:53:09,159 INFO L93 Difference]: Finished difference Result 11 states and 11 transitions. [2019-12-17 10:53:09,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-17 10:53:09,161 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 6 [2019-12-17 10:53:09,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-17 10:53:09,173 INFO L225 Difference]: With dead ends: 11 [2019-12-17 10:53:09,173 INFO L226 Difference]: Without dead ends: 7 [2019-12-17 10:53:09,175 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2019-12-17 10:53:09,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2019-12-17 10:53:09,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-12-17 10:53:09,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-12-17 10:53:09,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 6 transitions. [2019-12-17 10:53:09,206 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 6 transitions. Word has length 6 [2019-12-17 10:53:09,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-17 10:53:09,206 INFO L462 AbstractCegarLoop]: Abstraction has 7 states and 6 transitions. [2019-12-17 10:53:09,206 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-17 10:53:09,207 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 6 transitions. [2019-12-17 10:53:09,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-17 10:53:09,207 INFO L403 BasicCegarLoop]: Found error trace [2019-12-17 10:53:09,207 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-17 10:53:09,207 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-12-17 10:53:09,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-17 10:53:09,208 INFO L82 PathProgramCache]: Analyzing trace with hash 464005862, now seen corresponding path program 2 times [2019-12-17 10:53:09,208 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-17 10:53:09,208 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461899435] [2019-12-17 10:53:09,208 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-17 10:53:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-17 10:53:09,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-17 10:53:09,316 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461899435] [2019-12-17 10:53:09,316 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-17 10:53:09,333 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-17 10:53:09,334 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725486957] [2019-12-17 10:53:09,335 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-17 10:53:09,335 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-17 10:53:09,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-17 10:53:09,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-17 10:53:09,336 INFO L87 Difference]: Start difference. First operand 7 states and 6 transitions. Second operand 7 states. [2019-12-17 10:53:09,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-17 10:53:09,412 INFO L93 Difference]: Finished difference Result 6 states and 5 transitions. [2019-12-17 10:53:09,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-17 10:53:09,412 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 6 [2019-12-17 10:53:09,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-17 10:53:09,412 INFO L225 Difference]: With dead ends: 6 [2019-12-17 10:53:09,412 INFO L226 Difference]: Without dead ends: 0 [2019-12-17 10:53:09,413 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2019-12-17 10:53:09,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-17 10:53:09,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-17 10:53:09,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-17 10:53:09,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-17 10:53:09,414 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2019-12-17 10:53:09,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-17 10:53:09,414 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-17 10:53:09,414 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-17 10:53:09,414 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-17 10:53:09,415 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-17 10:53:09,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 10:53:09 BasicIcfg [2019-12-17 10:53:09,418 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-17 10:53:09,420 INFO L168 Benchmark]: Toolchain (without parser) took 3066.71 ms. Allocated memory was 139.5 MB in the beginning and 246.4 MB in the end (delta: 107.0 MB). Free memory was 102.8 MB in the beginning and 206.7 MB in the end (delta: -103.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-12-17 10:53:09,421 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-12-17 10:53:09,422 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.38 ms. Allocated memory was 139.5 MB in the beginning and 202.9 MB in the end (delta: 63.4 MB). Free memory was 102.6 MB in the beginning and 180.3 MB in the end (delta: -77.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2019-12-17 10:53:09,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.54 ms. Allocated memory is still 202.9 MB. Free memory was 180.3 MB in the beginning and 179.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-12-17 10:53:09,424 INFO L168 Benchmark]: Boogie Preprocessor took 32.31 ms. Allocated memory is still 202.9 MB. Free memory was 179.0 MB in the beginning and 177.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-12-17 10:53:09,425 INFO L168 Benchmark]: RCFGBuilder took 364.15 ms. Allocated memory is still 202.9 MB. Free memory was 177.7 MB in the beginning and 160.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 7.1 GB. [2019-12-17 10:53:09,425 INFO L168 Benchmark]: TraceAbstraction took 2271.17 ms. Allocated memory was 202.9 MB in the beginning and 246.4 MB in the end (delta: 43.5 MB). Free memory was 160.3 MB in the beginning and 206.7 MB in the end (delta: -46.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-12-17 10:53:09,430 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 351.38 ms. Allocated memory was 139.5 MB in the beginning and 202.9 MB in the end (delta: 63.4 MB). Free memory was 102.6 MB in the beginning and 180.3 MB in the end (delta: -77.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.54 ms. Allocated memory is still 202.9 MB. Free memory was 180.3 MB in the beginning and 179.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.31 ms. Allocated memory is still 202.9 MB. Free memory was 179.0 MB in the beginning and 177.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 364.15 ms. Allocated memory is still 202.9 MB. Free memory was 177.7 MB in the beginning and 160.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2271.17 ms. Allocated memory was 202.9 MB in the beginning and 246.4 MB in the end (delta: 43.5 MB). Free memory was 160.3 MB in the beginning and 206.7 MB in the end (delta: -46.4 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 LbeTime: 1.4s, 47 ProgramPointsBefore, 11 ProgramPointsAfterwards, 43 TransitionsBefore, 8 TransitionsAfterwards, 54 CoEnabledTransitionPairs, 6 FixpointIterations, 26 TrivialSequentialCompositions, 10 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 26 VarBasedMoverChecksPositive, 2 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 2 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 35 CheckedPairsTotal, 36 TotalNumberOfCompositions - PositiveResult [Line: 29]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Result: SAFE, OverallTime: 2.1s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2 SDtfs, 6 SDslu, 0 SDs, 0 SdLazy, 58 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9occurred 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 665 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...