/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-c225d54 [2021-05-02 12:47:47,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-02 12:47:47,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-02 12:47:47,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-02 12:47:47,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-02 12:47:47,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-02 12:47:47,803 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-02 12:47:47,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-02 12:47:47,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-02 12:47:47,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-02 12:47:47,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-02 12:47:47,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-02 12:47:47,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-02 12:47:47,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-02 12:47:47,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-02 12:47:47,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-02 12:47:47,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-02 12:47:47,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-02 12:47:47,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-02 12:47:47,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-02 12:47:47,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-02 12:47:47,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-02 12:47:47,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-02 12:47:47,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-02 12:47:47,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-02 12:47:47,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-02 12:47:47,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-02 12:47:47,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-02 12:47:47,857 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-05-02 12:47:47,908 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-02 12:47:47,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-02 12:47:47,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-02 12:47:47,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-02 12:47:47,912 INFO L138 SettingsManager]: * Use SBE=true [2021-05-02 12:47:47,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-02 12:47:47,912 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-02 12:47:47,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-02 12:47:47,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-02 12:47:47,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-02 12:47:47,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-02 12:47:47,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-02 12:47:47,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-02 12:47:47,914 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-02 12:47:47,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-02 12:47:47,914 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-02 12:47:47,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-02 12:47:47,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-02 12:47:47,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-02 12:47:47,915 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-02 12:47:47,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 12:47:47,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-02 12:47:47,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-02 12:47:47,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-02 12:47:47,916 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-02 12:47:47,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-02 12:47:47,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-02 12:47:47,916 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-05-02 12:47:47,916 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-02 12:47:48,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-02 12:47:48,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-02 12:47:48,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-02 12:47:48,307 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-02 12:47:48,308 INFO L275 PluginConnector]: CDTParser initialized [2021-05-02 12:47:48,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2021-05-02 12:47:48,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b5f1d229/853352a7346644edb0596858697d1ba8/FLAGf48169c00 [2021-05-02 12:47:48,937 INFO L306 CDTParser]: Found 1 translation units. [2021-05-02 12:47:48,937 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2021-05-02 12:47:48,947 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b5f1d229/853352a7346644edb0596858697d1ba8/FLAGf48169c00 [2021-05-02 12:47:49,375 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b5f1d229/853352a7346644edb0596858697d1ba8 [2021-05-02 12:47:49,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-02 12:47:49,383 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-02 12:47:49,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-02 12:47:49,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-02 12:47:49,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-02 12:47:49,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 12:47:49" (1/1) ... [2021-05-02 12:47:49,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2744d19e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:49, skipping insertion in model container [2021-05-02 12:47:49,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 12:47:49" (1/1) ... [2021-05-02 12:47:49,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-02 12:47:49,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-02 12:47:49,733 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c[11358,11371] [2021-05-02 12:47:49,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 12:47:49,743 INFO L203 MainTranslator]: Completed pre-run [2021-05-02 12:47:49,788 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c[11358,11371] [2021-05-02 12:47:49,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 12:47:49,804 INFO L208 MainTranslator]: Completed translation [2021-05-02 12:47:49,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:49 WrapperNode [2021-05-02 12:47:49,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-02 12:47:49,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-02 12:47:49,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-02 12:47:49,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-02 12:47:49,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:49" (1/1) ... [2021-05-02 12:47:49,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:49" (1/1) ... [2021-05-02 12:47:49,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:49" (1/1) ... [2021-05-02 12:47:49,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:49" (1/1) ... [2021-05-02 12:47:49,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:49" (1/1) ... [2021-05-02 12:47:49,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:49" (1/1) ... [2021-05-02 12:47:49,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:49" (1/1) ... [2021-05-02 12:47:49,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-02 12:47:49,865 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-02 12:47:49,865 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-02 12:47:49,865 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-02 12:47:49,866 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:49" (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 [2021-05-02 12:47:49,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-02 12:47:49,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-02 12:47:49,930 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-02 12:47:49,931 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-02 12:47:49,931 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2021-05-02 12:47:49,931 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2021-05-02 12:47:49,931 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2021-05-02 12:47:49,931 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2021-05-02 12:47:49,931 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2021-05-02 12:47:49,931 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2021-05-02 12:47:49,931 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2021-05-02 12:47:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2021-05-02 12:47:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-02 12:47:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-02 12:47:49,932 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-02 12:47:49,932 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-02 12:47:49,932 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-02 12:47:49,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-02 12:47:49,932 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-02 12:47:49,932 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2021-05-02 12:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-05-02 12:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2021-05-02 12:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2021-05-02 12:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2021-05-02 12:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2021-05-02 12:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2021-05-02 12:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-05-02 12:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2021-05-02 12:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2021-05-02 12:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-05-02 12:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-02 12:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-02 12:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-05-02 12:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-02 12:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-02 12:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-02 12:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-02 12:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-05-02 12:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-05-02 12:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-02 12:47:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-05-02 12:47:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-02 12:47:50,857 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-02 12:47:50,858 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-05-02 12:47:50,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 12:47:50 BoogieIcfgContainer [2021-05-02 12:47:50,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-02 12:47:50,861 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-02 12:47:50,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-02 12:47:50,864 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-02 12:47:50,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.05 12:47:49" (1/3) ... [2021-05-02 12:47:50,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8280028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 12:47:50, skipping insertion in model container [2021-05-02 12:47:50,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:49" (2/3) ... [2021-05-02 12:47:50,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8280028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 12:47:50, skipping insertion in model container [2021-05-02 12:47:50,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 12:47:50" (3/3) ... [2021-05-02 12:47:50,867 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_4.c [2021-05-02 12:47:50,872 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-02 12:47:50,876 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-02 12:47:50,901 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-02 12:47:50,923 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-02 12:47:50,923 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-02 12:47:50,923 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-02 12:47:50,923 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-02 12:47:50,923 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-02 12:47:50,923 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-02 12:47:50,924 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-02 12:47:50,924 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-02 12:47:50,941 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-05-02 12:47:50,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-05-02 12:47:50,949 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:47:50,950 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:47:50,950 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:47:50,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:47:50,955 INFO L82 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 1 times [2021-05-02 12:47:50,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:47:50,962 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776620922] [2021-05-02 12:47:50,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:47:51,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:51,491 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-02 12:47:51,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:47:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:51,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-02 12:47:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:51,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-02 12:47:51,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:51,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-05-02 12:47:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:51,592 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-05-02 12:47:51,592 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:47:51,592 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776620922] [2021-05-02 12:47:51,593 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776620922] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 12:47:51,593 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 12:47:51,593 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-02 12:47:51,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902390401] [2021-05-02 12:47:51,598 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-02 12:47:51,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:47:51,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-02 12:47:51,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-02 12:47:51,611 INFO L87 Difference]: Start difference. First operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2021-05-02 12:47:51,793 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-02 12:47:52,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:47:52,360 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2021-05-02 12:47:52,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-02 12:47:52,363 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 47 [2021-05-02 12:47:52,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:47:52,376 INFO L225 Difference]: With dead ends: 245 [2021-05-02 12:47:52,376 INFO L226 Difference]: Without dead ends: 120 [2021-05-02 12:47:52,388 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 434.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-02 12:47:52,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2021-05-02 12:47:52,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2021-05-02 12:47:52,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 96 states have internal predecessors, (139), 16 states have call successors, (16), 11 states have call predecessors, (16), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-05-02 12:47:52,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2021-05-02 12:47:52,465 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2021-05-02 12:47:52,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:47:52,467 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2021-05-02 12:47:52,467 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2021-05-02 12:47:52,467 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2021-05-02 12:47:52,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-05-02 12:47:52,477 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:47:52,478 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:47:52,478 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-02 12:47:52,478 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:47:52,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:47:52,479 INFO L82 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2021-05-02 12:47:52,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:47:52,480 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096813966] [2021-05-02 12:47:52,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:47:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:52,699 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-02 12:47:52,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:47:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:52,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-02 12:47:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:52,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-05-02 12:47:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:52,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-05-02 12:47:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:52,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 12:47:52,789 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:47:52,789 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096813966] [2021-05-02 12:47:52,789 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096813966] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 12:47:52,789 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 12:47:52,789 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-05-02 12:47:52,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909089007] [2021-05-02 12:47:52,791 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-02 12:47:52,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:47:52,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-02 12:47:52,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-05-02 12:47:52,792 INFO L87 Difference]: Start difference. First operand 120 states and 167 transitions. Second operand has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-05-02 12:47:52,936 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-02 12:47:53,516 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-05-02 12:47:53,670 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-05-02 12:47:53,805 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-05-02 12:47:53,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:47:53,958 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2021-05-02 12:47:53,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-02 12:47:53,959 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 43 [2021-05-02 12:47:53,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:47:53,959 INFO L225 Difference]: With dead ends: 148 [2021-05-02 12:47:53,960 INFO L226 Difference]: Without dead ends: 0 [2021-05-02 12:47:53,962 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 669.3ms TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-05-02 12:47:53,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-05-02 12:47:53,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-05-02 12:47:53,962 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) [2021-05-02 12:47:53,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-05-02 12:47:53,963 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2021-05-02 12:47:53,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:47:53,963 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-05-02 12:47:53,963 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-05-02 12:47:53,964 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-05-02 12:47:53,964 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-02 12:47:53,964 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-02 12:47:53,966 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-05-02 12:47:55,038 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 127 [2021-05-02 12:47:55,257 INFO L198 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-05-02 12:47:55,257 INFO L198 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-05-02 12:47:55,257 INFO L198 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-05-02 12:47:55,257 INFO L198 CegarLoopUtils]: For program point Id_MCDC_100FINAL(lines 420 426) no Hoare annotation was computed. [2021-05-02 12:47:55,257 INFO L198 CegarLoopUtils]: For program point Id_MCDC_100EXIT(lines 420 426) no Hoare annotation was computed. [2021-05-02 12:47:55,258 INFO L194 CegarLoopUtils]: At program point L424(line 424) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-02 12:47:55,258 INFO L194 CegarLoopUtils]: At program point Id_MCDC_100ENTRY(lines 420 426) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-02 12:47:55,258 INFO L198 CegarLoopUtils]: For program point L417(line 417) no Hoare annotation was computed. [2021-05-02 12:47:55,258 INFO L201 CegarLoopUtils]: At program point L405(line 405) the Hoare annotation is: true [2021-05-02 12:47:55,258 INFO L198 CegarLoopUtils]: For program point L405-1(line 405) no Hoare annotation was computed. [2021-05-02 12:47:55,258 INFO L194 CegarLoopUtils]: At program point Id_MCDC_99ENTRY(lines 400 419) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-02 12:47:55,259 INFO L198 CegarLoopUtils]: For program point Id_MCDC_99EXIT(lines 400 419) no Hoare annotation was computed. [2021-05-02 12:47:55,259 INFO L198 CegarLoopUtils]: For program point L408(line 408) no Hoare annotation was computed. [2021-05-02 12:47:55,259 INFO L198 CegarLoopUtils]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2021-05-02 12:47:55,259 INFO L198 CegarLoopUtils]: For program point L406-2(lines 406 416) no Hoare annotation was computed. [2021-05-02 12:47:55,259 INFO L201 CegarLoopUtils]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2021-05-02 12:47:55,259 INFO L201 CegarLoopUtils]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2021-05-02 12:47:55,259 INFO L198 CegarLoopUtils]: For program point Id_MCDC_99FINAL(lines 400 419) no Hoare annotation was computed. [2021-05-02 12:47:55,259 INFO L198 CegarLoopUtils]: For program point L221(line 221) no Hoare annotation was computed. [2021-05-02 12:47:55,259 INFO L198 CegarLoopUtils]: For program point L217(line 217) no Hoare annotation was computed. [2021-05-02 12:47:55,259 INFO L198 CegarLoopUtils]: For program point L217-2(line 217) no Hoare annotation was computed. [2021-05-02 12:47:55,259 INFO L201 CegarLoopUtils]: At program point L209(lines 209 225) the Hoare annotation is: true [2021-05-02 12:47:55,259 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2021-05-02 12:47:55,260 INFO L198 CegarLoopUtils]: For program point Id_MCDC_89EXIT(lines 193 248) no Hoare annotation was computed. [2021-05-02 12:47:55,260 INFO L198 CegarLoopUtils]: For program point L234(line 234) no Hoare annotation was computed. [2021-05-02 12:47:55,260 INFO L198 CegarLoopUtils]: For program point L234-2(line 234) no Hoare annotation was computed. [2021-05-02 12:47:55,260 INFO L198 CegarLoopUtils]: For program point L234-3(line 234) no Hoare annotation was computed. [2021-05-02 12:47:55,260 INFO L198 CegarLoopUtils]: For program point L234-5(lines 234 246) no Hoare annotation was computed. [2021-05-02 12:47:55,260 INFO L198 CegarLoopUtils]: For program point L226-1(lines 226 233) no Hoare annotation was computed. [2021-05-02 12:47:55,260 INFO L201 CegarLoopUtils]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2021-05-02 12:47:55,260 INFO L198 CegarLoopUtils]: For program point L226-4(lines 226 233) no Hoare annotation was computed. [2021-05-02 12:47:55,260 INFO L198 CegarLoopUtils]: For program point L218(line 218) no Hoare annotation was computed. [2021-05-02 12:47:55,261 INFO L198 CegarLoopUtils]: For program point L214(line 214) no Hoare annotation was computed. [2021-05-02 12:47:55,261 INFO L198 CegarLoopUtils]: For program point L214-2(line 214) no Hoare annotation was computed. [2021-05-02 12:47:55,261 INFO L198 CegarLoopUtils]: For program point L202(lines 202 208) no Hoare annotation was computed. [2021-05-02 12:47:55,261 INFO L198 CegarLoopUtils]: For program point L202-2(lines 202 208) no Hoare annotation was computed. [2021-05-02 12:47:55,261 INFO L198 CegarLoopUtils]: For program point Id_MCDC_89FINAL(lines 193 248) no Hoare annotation was computed. [2021-05-02 12:47:55,261 INFO L198 CegarLoopUtils]: For program point L198(lines 198 201) no Hoare annotation was computed. [2021-05-02 12:47:55,261 INFO L198 CegarLoopUtils]: For program point L223(line 223) no Hoare annotation was computed. [2021-05-02 12:47:55,261 INFO L198 CegarLoopUtils]: For program point L215(line 215) no Hoare annotation was computed. [2021-05-02 12:47:55,261 INFO L198 CegarLoopUtils]: For program point L211(line 211) no Hoare annotation was computed. [2021-05-02 12:47:55,261 INFO L198 CegarLoopUtils]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-05-02 12:47:55,261 INFO L198 CegarLoopUtils]: For program point L236(lines 236 241) no Hoare annotation was computed. [2021-05-02 12:47:55,261 INFO L198 CegarLoopUtils]: For program point L236-1(lines 234 246) no Hoare annotation was computed. [2021-05-02 12:47:55,262 INFO L198 CegarLoopUtils]: For program point L220(line 220) no Hoare annotation was computed. [2021-05-02 12:47:55,262 INFO L198 CegarLoopUtils]: For program point L220-2(line 220) no Hoare annotation was computed. [2021-05-02 12:47:55,262 INFO L198 CegarLoopUtils]: For program point L212(line 212) no Hoare annotation was computed. [2021-05-02 12:47:55,262 INFO L198 CegarLoopUtils]: For program point L204(lines 204 207) no Hoare annotation was computed. [2021-05-02 12:47:55,262 INFO L198 CegarLoopUtils]: For program point L229(lines 229 232) no Hoare annotation was computed. [2021-05-02 12:47:55,262 INFO L194 CegarLoopUtils]: At program point mainENTRY(lines 427 458) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-02 12:47:55,262 INFO L198 CegarLoopUtils]: For program point mainFINAL(lines 427 458) no Hoare annotation was computed. [2021-05-02 12:47:55,262 INFO L194 CegarLoopUtils]: At program point L457(line 457) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-02 12:47:55,262 INFO L198 CegarLoopUtils]: For program point mainEXIT(lines 427 458) no Hoare annotation was computed. [2021-05-02 12:47:55,263 INFO L198 CegarLoopUtils]: For program point L452(lines 452 455) no Hoare annotation was computed. [2021-05-02 12:47:55,263 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2021-05-02 12:47:55,263 INFO L198 CegarLoopUtils]: For program point L6(line 6) no Hoare annotation was computed. [2021-05-02 12:47:55,263 INFO L198 CegarLoopUtils]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2021-05-02 12:47:55,263 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2021-05-02 12:47:55,263 INFO L201 CegarLoopUtils]: At program point L378(line 378) the Hoare annotation is: true [2021-05-02 12:47:55,263 INFO L198 CegarLoopUtils]: For program point L378-1(lines 378 381) no Hoare annotation was computed. [2021-05-02 12:47:55,263 INFO L194 CegarLoopUtils]: At program point Id_MCDC_97ENTRY(lines 331 399) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-05-02 12:47:55,263 INFO L198 CegarLoopUtils]: For program point Id_MCDC_97EXIT(lines 331 399) no Hoare annotation was computed. [2021-05-02 12:47:55,263 INFO L198 CegarLoopUtils]: For program point L358-2(lines 358 396) no Hoare annotation was computed. [2021-05-02 12:47:55,264 INFO L201 CegarLoopUtils]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2021-05-02 12:47:55,264 INFO L201 CegarLoopUtils]: At program point L371(line 371) the Hoare annotation is: true [2021-05-02 12:47:55,264 INFO L198 CegarLoopUtils]: For program point L371-1(lines 371 374) no Hoare annotation was computed. [2021-05-02 12:47:55,264 INFO L198 CegarLoopUtils]: For program point Id_MCDC_97FINAL(lines 331 399) no Hoare annotation was computed. [2021-05-02 12:47:55,264 INFO L201 CegarLoopUtils]: At program point L388(line 388) the Hoare annotation is: true [2021-05-02 12:47:55,264 INFO L198 CegarLoopUtils]: For program point L388-1(line 388) no Hoare annotation was computed. [2021-05-02 12:47:55,264 INFO L198 CegarLoopUtils]: For program point L376-2(lines 376 393) no Hoare annotation was computed. [2021-05-02 12:47:55,264 INFO L201 CegarLoopUtils]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2021-05-02 12:47:55,264 INFO L198 CegarLoopUtils]: For program point L376-4(lines 376 393) no Hoare annotation was computed. [2021-05-02 12:47:55,264 INFO L198 CegarLoopUtils]: For program point L389(lines 389 392) no Hoare annotation was computed. [2021-05-02 12:47:55,264 INFO L198 CegarLoopUtils]: For program point L356(lines 356 397) no Hoare annotation was computed. [2021-05-02 12:47:55,264 INFO L198 CegarLoopUtils]: For program point L352-2(lines 352 355) no Hoare annotation was computed. [2021-05-02 12:47:55,265 INFO L201 CegarLoopUtils]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2021-05-02 12:47:55,265 INFO L198 CegarLoopUtils]: For program point L352-4(lines 332 399) no Hoare annotation was computed. [2021-05-02 12:47:55,265 INFO L201 CegarLoopUtils]: At program point L365(line 365) the Hoare annotation is: true [2021-05-02 12:47:55,265 INFO L198 CegarLoopUtils]: For program point L365-1(lines 365 368) no Hoare annotation was computed. [2021-05-02 12:47:55,265 INFO L201 CegarLoopUtils]: At program point L361(line 361) the Hoare annotation is: true [2021-05-02 12:47:55,265 INFO L198 CegarLoopUtils]: For program point L361-1(lines 361 364) no Hoare annotation was computed. [2021-05-02 12:47:55,265 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2021-05-02 12:47:55,265 INFO L198 CegarLoopUtils]: For program point Id_MCDC_95EXIT(lines 280 299) no Hoare annotation was computed. [2021-05-02 12:47:55,265 INFO L198 CegarLoopUtils]: For program point L298(line 298) no Hoare annotation was computed. [2021-05-02 12:47:55,265 INFO L201 CegarLoopUtils]: At program point L296(line 296) the Hoare annotation is: true [2021-05-02 12:47:55,266 INFO L194 CegarLoopUtils]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-05-02 12:47:55,266 INFO L198 CegarLoopUtils]: For program point L296-1(line 296) no Hoare annotation was computed. [2021-05-02 12:47:55,266 INFO L198 CegarLoopUtils]: For program point L298-3(line 298) no Hoare annotation was computed. [2021-05-02 12:47:55,266 INFO L201 CegarLoopUtils]: At program point L290(line 290) the Hoare annotation is: true [2021-05-02 12:47:55,266 INFO L198 CegarLoopUtils]: For program point L290-1(line 290) no Hoare annotation was computed. [2021-05-02 12:47:55,266 INFO L198 CegarLoopUtils]: For program point L288(lines 288 295) no Hoare annotation was computed. [2021-05-02 12:47:55,266 INFO L198 CegarLoopUtils]: For program point L288-2(lines 288 295) no Hoare annotation was computed. [2021-05-02 12:47:55,266 INFO L198 CegarLoopUtils]: For program point L284(lines 284 287) no Hoare annotation was computed. [2021-05-02 12:47:55,266 INFO L201 CegarLoopUtils]: At program point L297(line 297) the Hoare annotation is: true [2021-05-02 12:47:55,266 INFO L198 CegarLoopUtils]: For program point L297-1(line 297) no Hoare annotation was computed. [2021-05-02 12:47:55,266 INFO L198 CegarLoopUtils]: For program point Id_MCDC_95FINAL(lines 280 299) no Hoare annotation was computed. [2021-05-02 12:47:55,266 INFO L198 CegarLoopUtils]: For program point L318(lines 318 323) no Hoare annotation was computed. [2021-05-02 12:47:55,267 INFO L198 CegarLoopUtils]: For program point L318-1(lines 316 328) no Hoare annotation was computed. [2021-05-02 12:47:55,267 INFO L198 CegarLoopUtils]: For program point L316(line 316) no Hoare annotation was computed. [2021-05-02 12:47:55,267 INFO L198 CegarLoopUtils]: For program point L316-2(line 316) no Hoare annotation was computed. [2021-05-02 12:47:55,267 INFO L198 CegarLoopUtils]: For program point L316-3(line 316) no Hoare annotation was computed. [2021-05-02 12:47:55,267 INFO L198 CegarLoopUtils]: For program point L316-5(lines 316 328) no Hoare annotation was computed. [2021-05-02 12:47:55,267 INFO L198 CegarLoopUtils]: For program point L308-1(lines 308 315) no Hoare annotation was computed. [2021-05-02 12:47:55,267 INFO L201 CegarLoopUtils]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2021-05-02 12:47:55,267 INFO L198 CegarLoopUtils]: For program point L304(lines 304 307) no Hoare annotation was computed. [2021-05-02 12:47:55,267 INFO L198 CegarLoopUtils]: For program point L308-4(lines 308 315) no Hoare annotation was computed. [2021-05-02 12:47:55,267 INFO L198 CegarLoopUtils]: For program point Id_MCDC_96FINAL(lines 300 330) no Hoare annotation was computed. [2021-05-02 12:47:55,267 INFO L198 CegarLoopUtils]: For program point L311(lines 311 314) no Hoare annotation was computed. [2021-05-02 12:47:55,267 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2021-05-02 12:47:55,268 INFO L198 CegarLoopUtils]: For program point Id_MCDC_96EXIT(lines 300 330) no Hoare annotation was computed. [2021-05-02 12:47:55,268 INFO L198 CegarLoopUtils]: For program point L255(lines 255 269) no Hoare annotation was computed. [2021-05-02 12:47:55,268 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2021-05-02 12:47:55,268 INFO L198 CegarLoopUtils]: For program point Id_MCDC_92EXIT(lines 249 279) no Hoare annotation was computed. [2021-05-02 12:47:55,268 INFO L201 CegarLoopUtils]: At program point L272(line 272) the Hoare annotation is: true [2021-05-02 12:47:55,268 INFO L198 CegarLoopUtils]: For program point L272-1(line 272) no Hoare annotation was computed. [2021-05-02 12:47:55,268 INFO L198 CegarLoopUtils]: For program point Id_MCDC_92FINAL(lines 249 279) no Hoare annotation was computed. [2021-05-02 12:47:55,268 INFO L198 CegarLoopUtils]: For program point L270-1(lines 250 279) no Hoare annotation was computed. [2021-05-02 12:47:55,268 INFO L198 CegarLoopUtils]: For program point L270-2(lines 270 277) no Hoare annotation was computed. [2021-05-02 12:47:55,268 INFO L198 CegarLoopUtils]: For program point L261(lines 261 269) no Hoare annotation was computed. [2021-05-02 12:47:55,268 INFO L198 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-05-02 12:47:55,269 INFO L194 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#t~string72.base| |old(#t~string72.base)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(#valid)| |#valid|) (= |old(#NULL.base)| |#NULL.base|) (= |old(#t~string73.base)| |#t~string73.base|) (= |#t~string5.base| |old(#t~string5.base)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= |#t~string21.base| |old(#t~string21.base)|) (= |old(#t~string40.base)| |#t~string40.base|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |old(#t~string4.offset)| |#t~string4.offset|) (= |old(#t~string45.base)| |#t~string45.base|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(#t~string16.base)| |#t~string16.base|) (= |old(#t~string16.offset)| |#t~string16.offset|) (= |old(#t~string6.offset)| |#t~string6.offset|) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-05-02 12:47:55,269 INFO L198 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-05-02 12:47:55,269 INFO L198 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-05-02 12:47:55,269 INFO L201 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-05-02 12:47:55,269 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-05-02 12:47:55,269 INFO L198 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-05-02 12:47:55,269 INFO L198 CegarLoopUtils]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2021-05-02 12:47:55,269 INFO L198 CegarLoopUtils]: For program point L11(lines 11 14) no Hoare annotation was computed. [2021-05-02 12:47:55,269 INFO L198 CegarLoopUtils]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2021-05-02 12:47:55,269 INFO L201 CegarLoopUtils]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2021-05-02 12:47:55,270 INFO L198 CegarLoopUtils]: For program point L463(line 463) no Hoare annotation was computed. [2021-05-02 12:47:55,270 INFO L201 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2021-05-02 12:47:55,270 INFO L198 CegarLoopUtils]: For program point L461(lines 461 464) no Hoare annotation was computed. [2021-05-02 12:47:55,270 INFO L198 CegarLoopUtils]: For program point L461-2(lines 459 466) no Hoare annotation was computed. [2021-05-02 12:47:55,270 INFO L198 CegarLoopUtils]: For program point __VERIFIER_assertEXIT(lines 459 466) no Hoare annotation was computed. [2021-05-02 12:47:55,270 INFO L198 CegarLoopUtils]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2021-05-02 12:47:55,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.05 12:47:55 BoogieIcfgContainer [2021-05-02 12:47:55,280 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-02 12:47:55,282 INFO L168 Benchmark]: Toolchain (without parser) took 5898.42 ms. Allocated memory was 188.7 MB in the beginning and 286.3 MB in the end (delta: 97.5 MB). Free memory was 152.4 MB in the beginning and 214.9 MB in the end (delta: -62.5 MB). Peak memory consumption was 148.3 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:55,282 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 188.7 MB. Free memory is still 169.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-05-02 12:47:55,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 419.59 ms. Allocated memory is still 188.7 MB. Free memory was 152.1 MB in the beginning and 163.3 MB in the end (delta: -11.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:55,283 INFO L168 Benchmark]: Boogie Preprocessor took 58.59 ms. Allocated memory is still 188.7 MB. Free memory was 163.3 MB in the beginning and 159.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:55,284 INFO L168 Benchmark]: RCFGBuilder took 994.19 ms. Allocated memory is still 188.7 MB. Free memory was 159.6 MB in the beginning and 96.7 MB in the end (delta: 62.9 MB). Peak memory consumption was 62.9 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:55,284 INFO L168 Benchmark]: TraceAbstraction took 4419.47 ms. Allocated memory was 188.7 MB in the beginning and 286.3 MB in the end (delta: 97.5 MB). Free memory was 96.2 MB in the beginning and 214.9 MB in the end (delta: -118.7 MB). Peak memory consumption was 93.1 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:55,286 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 188.7 MB. Free memory is still 169.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 419.59 ms. Allocated memory is still 188.7 MB. Free memory was 152.1 MB in the beginning and 163.3 MB in the end (delta: -11.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 58.59 ms. Allocated memory is still 188.7 MB. Free memory was 163.3 MB in the beginning and 159.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 994.19 ms. Allocated memory is still 188.7 MB. Free memory was 159.6 MB in the beginning and 96.7 MB in the end (delta: 62.9 MB). Peak memory consumption was 62.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4419.47 ms. Allocated memory was 188.7 MB in the beginning and 286.3 MB in the end (delta: 97.5 MB). Free memory was 96.2 MB in the beginning and 214.9 MB in the end (delta: -118.7 MB). Peak memory consumption was 93.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 463]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 136 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3044.1ms, OverallIterations: 2, TraceHistogramMax: 2, EmptinessCheckTime: 22.2ms, AutomataDifference: 1957.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 1292.3ms, InitialAbstractionConstructionTime: 12.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 275 SDtfs, 407 SDslu, 223 SDs, 0 SdLazy, 519 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 864.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1103.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 63.3ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 34 LocationsWithAnnotation, 83 PreInvPairs, 99 NumberOfFragments, 265 HoareAnnotationTreeSize, 83 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 406.1ms HoareSimplificationTime, 34 FomulaSimplificationsInter, 2613 FormulaSimplificationTreeSizeReductionInter, 856.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 29.8ms SsaConstructionTime, 147.0ms SatisfiabilityAnalysisTime, 704.0ms InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 376 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 3/3 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! Received shutdown request...