/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 17:12:26,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 17:12:26,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 17:12:26,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 17:12:26,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 17:12:26,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 17:12:26,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 17:12:26,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 17:12:26,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 17:12:26,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 17:12:26,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 17:12:26,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 17:12:26,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 17:12:26,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 17:12:26,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 17:12:26,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 17:12:26,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 17:12:26,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 17:12:26,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 17:12:26,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 17:12:26,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 17:12:26,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 17:12:26,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 17:12:26,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 17:12:26,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 17:12:26,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 17:12:26,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 17:12:26,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 17:12:26,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 17:12:26,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2020-07-21 17:12:26,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 17:12:26,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 17:12:26,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 17:12:26,430 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 [2020-07-21 17:12:26,472 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 17:12:26,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 17:12:26,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 17:12:26,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 17:12:26,480 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 17:12:26,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 17:12:26,480 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 17:12:26,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 17:12:26,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 17:12:26,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 17:12:26,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 17:12:26,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 17:12:26,483 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 17:12:26,484 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 17:12:26,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 17:12:26,485 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 17:12:26,485 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 17:12:26,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 17:12:26,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 17:12:26,488 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 17:12:26,489 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 17:12:26,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 17:12:26,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 17:12:26,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 17:12:26,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 17:12:26,496 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 17:12:26,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 17:12:26,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 17:12:26,497 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 17:12:26,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 17:12:26,902 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 17:12:26,940 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 17:12:26,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 17:12:26,950 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 17:12:26,954 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 17:12:26,956 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_2.c [2020-07-21 17:12:27,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/526b89028/e6b0166a9ddb45449373284e2928abfd/FLAG4c725acee [2020-07-21 17:12:27,883 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 17:12:27,885 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_2.c [2020-07-21 17:12:27,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/526b89028/e6b0166a9ddb45449373284e2928abfd/FLAG4c725acee [2020-07-21 17:12:27,937 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/526b89028/e6b0166a9ddb45449373284e2928abfd [2020-07-21 17:12:27,948 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 17:12:27,953 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 17:12:27,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 17:12:27,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 17:12:27,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 17:12:27,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 05:12:27" (1/1) ... [2020-07-21 17:12:27,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44de9f16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:12:27, skipping insertion in model container [2020-07-21 17:12:27,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 05:12:27" (1/1) ... [2020-07-21 17:12:27,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 17:12:28,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 17:12:28,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 17:12:28,665 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 17:12:28,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 17:12:28,806 INFO L208 MainTranslator]: Completed translation [2020-07-21 17:12:28,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:12:28 WrapperNode [2020-07-21 17:12:28,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 17:12:28,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 17:12:28,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 17:12:28,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 17:12:28,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:12:28" (1/1) ... [2020-07-21 17:12:28,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:12:28" (1/1) ... [2020-07-21 17:12:28,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:12:28" (1/1) ... [2020-07-21 17:12:28,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:12:28" (1/1) ... [2020-07-21 17:12:28,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:12:28" (1/1) ... [2020-07-21 17:12:28,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:12:28" (1/1) ... [2020-07-21 17:12:28,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:12:28" (1/1) ... [2020-07-21 17:12:28,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 17:12:28,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 17:12:28,981 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 17:12:28,981 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 17:12:28,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:12:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 17:12:29,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 17:12:29,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 17:12:29,145 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-21 17:12:29,146 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2020-07-21 17:12:29,146 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2020-07-21 17:12:29,147 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2020-07-21 17:12:29,147 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2020-07-21 17:12:29,148 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2020-07-21 17:12:29,148 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2020-07-21 17:12:29,149 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2020-07-21 17:12:29,150 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2020-07-21 17:12:29,150 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 17:12:29,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-21 17:12:29,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 17:12:29,150 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-21 17:12:29,151 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-21 17:12:29,151 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2020-07-21 17:12:29,152 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2020-07-21 17:12:29,152 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2020-07-21 17:12:29,152 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2020-07-21 17:12:29,152 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2020-07-21 17:12:29,152 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2020-07-21 17:12:29,153 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2020-07-21 17:12:29,153 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 17:12:29,153 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2020-07-21 17:12:29,155 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2020-07-21 17:12:29,155 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-07-21 17:12:29,155 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 17:12:29,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-21 17:12:29,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 17:12:29,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 17:12:29,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 17:12:29,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 17:12:29,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 17:12:29,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 17:12:29,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 17:12:29,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 17:12:29,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 17:12:29,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-07-21 17:12:29,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 17:12:30,527 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 17:12:30,528 INFO L295 CfgBuilder]: Removed 7 assume(true) statements. [2020-07-21 17:12:30,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 05:12:30 BoogieIcfgContainer [2020-07-21 17:12:30,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 17:12:30,539 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 17:12:30,540 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 17:12:30,546 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 17:12:30,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 05:12:27" (1/3) ... [2020-07-21 17:12:30,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d67c2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 05:12:30, skipping insertion in model container [2020-07-21 17:12:30,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:12:28" (2/3) ... [2020-07-21 17:12:30,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d67c2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 05:12:30, skipping insertion in model container [2020-07-21 17:12:30,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 05:12:30" (3/3) ... [2020-07-21 17:12:30,552 INFO L109 eAbstractionObserver]: Analyzing ICFG ofuf_2.c [2020-07-21 17:12:30,567 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 17:12:30,580 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 17:12:30,600 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 17:12:30,635 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 17:12:30,635 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 17:12:30,636 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 17:12:30,636 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 17:12:30,636 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 17:12:30,636 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 17:12:30,637 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 17:12:30,637 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 17:12:30,667 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2020-07-21 17:12:30,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-07-21 17:12:30,679 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 17:12:30,681 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 17:12:30,682 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 17:12:30,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 17:12:30,694 INFO L82 PathProgramCache]: Analyzing trace with hash 1652927245, now seen corresponding path program 1 times [2020-07-21 17:12:30,709 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 17:12:30,710 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1575178096] [2020-07-21 17:12:30,711 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 17:12:31,136 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 17:12:31,137 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 17:12:31,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 17:12:31,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 17:12:31,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 17:12:31,243 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 17:12:31,245 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1575178096] [2020-07-21 17:12:31,246 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 17:12:31,247 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-21 17:12:31,250 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395137558] [2020-07-21 17:12:31,260 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-21 17:12:31,261 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 17:12:31,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-21 17:12:31,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-21 17:12:31,291 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 4 states. [2020-07-21 17:12:31,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 17:12:31,476 INFO L93 Difference]: Finished difference Result 253 states and 380 transitions. [2020-07-21 17:12:31,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-21 17:12:31,480 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 39 [2020-07-21 17:12:31,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 17:12:31,504 INFO L225 Difference]: With dead ends: 253 [2020-07-21 17:12:31,505 INFO L226 Difference]: Without dead ends: 126 [2020-07-21 17:12:31,515 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-21 17:12:31,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-07-21 17:12:31,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2020-07-21 17:12:31,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-07-21 17:12:31,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 173 transitions. [2020-07-21 17:12:31,616 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 173 transitions. Word has length 39 [2020-07-21 17:12:31,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 17:12:31,617 INFO L479 AbstractCegarLoop]: Abstraction has 126 states and 173 transitions. [2020-07-21 17:12:31,617 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-21 17:12:31,618 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 173 transitions. [2020-07-21 17:12:31,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-07-21 17:12:31,623 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 17:12:31,625 INFO L422 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] [2020-07-21 17:12:31,841 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 17:12:31,842 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 17:12:31,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 17:12:31,844 INFO L82 PathProgramCache]: Analyzing trace with hash 1319679577, now seen corresponding path program 1 times [2020-07-21 17:12:31,844 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 17:12:31,845 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1982958425] [2020-07-21 17:12:31,846 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 17:12:32,090 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 17:12:32,091 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 17:12:32,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-21 17:12:32,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 17:12:32,177 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 17:12:32,178 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 17:12:32,342 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 17:12:32,343 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1982958425] [2020-07-21 17:12:32,344 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 17:12:32,344 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2020-07-21 17:12:32,345 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931495084] [2020-07-21 17:12:32,348 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-21 17:12:32,348 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 17:12:32,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-21 17:12:32,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-07-21 17:12:32,350 INFO L87 Difference]: Start difference. First operand 126 states and 173 transitions. Second operand 10 states. [2020-07-21 17:12:33,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 17:12:33,090 INFO L93 Difference]: Finished difference Result 212 states and 283 transitions. [2020-07-21 17:12:33,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-21 17:12:33,092 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 43 [2020-07-21 17:12:33,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 17:12:33,101 INFO L225 Difference]: With dead ends: 212 [2020-07-21 17:12:33,101 INFO L226 Difference]: Without dead ends: 180 [2020-07-21 17:12:33,104 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272 [2020-07-21 17:12:33,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2020-07-21 17:12:33,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 162. [2020-07-21 17:12:33,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-07-21 17:12:33,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 218 transitions. [2020-07-21 17:12:33,136 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 218 transitions. Word has length 43 [2020-07-21 17:12:33,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 17:12:33,139 INFO L479 AbstractCegarLoop]: Abstraction has 162 states and 218 transitions. [2020-07-21 17:12:33,139 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-21 17:12:33,140 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 218 transitions. [2020-07-21 17:12:33,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 17:12:33,144 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 17:12:33,144 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-07-21 17:12:33,345 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 17:12:33,345 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 17:12:33,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 17:12:33,346 INFO L82 PathProgramCache]: Analyzing trace with hash 18477287, now seen corresponding path program 2 times [2020-07-21 17:12:33,347 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 17:12:33,347 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2082315536] [2020-07-21 17:12:33,348 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 17:12:33,609 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 17:12:33,610 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 17:12:33,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 17:12:33,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 17:12:33,699 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-21 17:12:33,699 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 17:12:33,700 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2082315536] [2020-07-21 17:12:33,700 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 17:12:33,701 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-21 17:12:33,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650709711] [2020-07-21 17:12:33,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-21 17:12:33,702 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 17:12:33,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-21 17:12:33,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-21 17:12:33,704 INFO L87 Difference]: Start difference. First operand 162 states and 218 transitions. Second operand 4 states. [2020-07-21 17:12:33,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 17:12:33,729 INFO L93 Difference]: Finished difference Result 162 states and 218 transitions. [2020-07-21 17:12:33,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-21 17:12:33,730 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-21 17:12:33,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 17:12:33,731 INFO L225 Difference]: With dead ends: 162 [2020-07-21 17:12:33,731 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 17:12:33,733 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-21 17:12:33,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 17:12:33,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 17:12:33,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 17:12:33,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 17:12:33,735 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 47 [2020-07-21 17:12:33,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 17:12:33,735 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 17:12:33,736 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-21 17:12:33,736 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 17:12:33,736 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 17:12:33,951 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 17:12:33,954 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 17:12:34,564 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 30 [2020-07-21 17:12:34,819 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 34 [2020-07-21 17:12:35,130 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 34 [2020-07-21 17:12:35,148 INFO L268 CegarLoopResult]: For program point Id_MCDC_100FINAL(lines 418 424) no Hoare annotation was computed. [2020-07-21 17:12:35,148 INFO L268 CegarLoopResult]: For program point Id_MCDC_100EXIT(lines 418 424) no Hoare annotation was computed. [2020-07-21 17:12:35,149 INFO L271 CegarLoopResult]: At program point Id_MCDC_100ENTRY(lines 418 424) the Hoare annotation is: true [2020-07-21 17:12:35,149 INFO L271 CegarLoopResult]: At program point L422(line 422) the Hoare annotation is: true [2020-07-21 17:12:35,149 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-07-21 17:12:35,149 INFO L271 CegarLoopResult]: At program point L403(line 403) the Hoare annotation is: true [2020-07-21 17:12:35,150 INFO L268 CegarLoopResult]: For program point L403-1(line 403) no Hoare annotation was computed. [2020-07-21 17:12:35,150 INFO L271 CegarLoopResult]: At program point Id_MCDC_99ENTRY(lines 398 417) the Hoare annotation is: true [2020-07-21 17:12:35,150 INFO L268 CegarLoopResult]: For program point Id_MCDC_99EXIT(lines 398 417) no Hoare annotation was computed. [2020-07-21 17:12:35,150 INFO L268 CegarLoopResult]: For program point L406(line 406) no Hoare annotation was computed. [2020-07-21 17:12:35,150 INFO L268 CegarLoopResult]: For program point L406-2(lines 406 413) no Hoare annotation was computed. [2020-07-21 17:12:35,151 INFO L268 CegarLoopResult]: For program point L404-2(lines 404 414) no Hoare annotation was computed. [2020-07-21 17:12:35,151 INFO L271 CegarLoopResult]: At program point L404-3(lines 404 414) the Hoare annotation is: true [2020-07-21 17:12:35,151 INFO L271 CegarLoopResult]: At program point L404-4(lines 404 414) the Hoare annotation is: true [2020-07-21 17:12:35,151 INFO L268 CegarLoopResult]: For program point Id_MCDC_99FINAL(lines 398 417) no Hoare annotation was computed. [2020-07-21 17:12:35,151 INFO L268 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-07-21 17:12:35,151 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-07-21 17:12:35,152 INFO L268 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-07-21 17:12:35,152 INFO L268 CegarLoopResult]: For program point L209-2(line 209) no Hoare annotation was computed. [2020-07-21 17:12:35,152 INFO L271 CegarLoopResult]: At program point Id_MCDC_89ENTRY(lines 191 246) the Hoare annotation is: true [2020-07-21 17:12:35,152 INFO L268 CegarLoopResult]: For program point Id_MCDC_89EXIT(lines 191 246) no Hoare annotation was computed. [2020-07-21 17:12:35,152 INFO L268 CegarLoopResult]: For program point L234(lines 234 239) no Hoare annotation was computed. [2020-07-21 17:12:35,152 INFO L268 CegarLoopResult]: For program point L234-1(lines 232 244) no Hoare annotation was computed. [2020-07-21 17:12:35,152 INFO L268 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-07-21 17:12:35,154 INFO L268 CegarLoopResult]: For program point L218-2(line 218) no Hoare annotation was computed. [2020-07-21 17:12:35,154 INFO L268 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-07-21 17:12:35,154 INFO L268 CegarLoopResult]: For program point L202(lines 202 205) no Hoare annotation was computed. [2020-07-21 17:12:35,154 INFO L268 CegarLoopResult]: For program point Id_MCDC_89FINAL(lines 191 246) no Hoare annotation was computed. [2020-07-21 17:12:35,154 INFO L268 CegarLoopResult]: For program point L227(lines 227 230) no Hoare annotation was computed. [2020-07-21 17:12:35,155 INFO L268 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-07-21 17:12:35,155 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-07-21 17:12:35,155 INFO L268 CegarLoopResult]: For program point L215-2(line 215) no Hoare annotation was computed. [2020-07-21 17:12:35,155 INFO L271 CegarLoopResult]: At program point L207(lines 207 223) the Hoare annotation is: true [2020-07-21 17:12:35,156 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-07-21 17:12:35,156 INFO L268 CegarLoopResult]: For program point L232-2(line 232) no Hoare annotation was computed. [2020-07-21 17:12:35,156 INFO L268 CegarLoopResult]: For program point L232-3(line 232) no Hoare annotation was computed. [2020-07-21 17:12:35,156 INFO L268 CegarLoopResult]: For program point L232-5(lines 232 244) no Hoare annotation was computed. [2020-07-21 17:12:35,156 INFO L268 CegarLoopResult]: For program point L224-1(lines 224 231) no Hoare annotation was computed. [2020-07-21 17:12:35,157 INFO L271 CegarLoopResult]: At program point L224-3(lines 224 231) the Hoare annotation is: true [2020-07-21 17:12:35,157 INFO L268 CegarLoopResult]: For program point L224-4(lines 224 231) no Hoare annotation was computed. [2020-07-21 17:12:35,157 INFO L268 CegarLoopResult]: For program point L216(line 216) no Hoare annotation was computed. [2020-07-21 17:12:35,157 INFO L268 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-07-21 17:12:35,157 INFO L268 CegarLoopResult]: For program point L212-2(line 212) no Hoare annotation was computed. [2020-07-21 17:12:35,157 INFO L268 CegarLoopResult]: For program point L200(lines 200 206) no Hoare annotation was computed. [2020-07-21 17:12:35,158 INFO L268 CegarLoopResult]: For program point L200-2(lines 200 206) no Hoare annotation was computed. [2020-07-21 17:12:35,158 INFO L268 CegarLoopResult]: For program point L196(lines 196 199) no Hoare annotation was computed. [2020-07-21 17:12:35,158 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 425 456) the Hoare annotation is: true [2020-07-21 17:12:35,158 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 425 456) no Hoare annotation was computed. [2020-07-21 17:12:35,158 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 425 456) no Hoare annotation was computed. [2020-07-21 17:12:35,158 INFO L271 CegarLoopResult]: At program point L455(line 455) the Hoare annotation is: true [2020-07-21 17:12:35,159 INFO L268 CegarLoopResult]: For program point L450(lines 450 453) no Hoare annotation was computed. [2020-07-21 17:12:35,159 INFO L268 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 3 5) no Hoare annotation was computed. [2020-07-21 17:12:35,159 INFO L268 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-07-21 17:12:35,159 INFO L268 CegarLoopResult]: For program point L4-2(lines 3 5) no Hoare annotation was computed. [2020-07-21 17:12:35,161 INFO L268 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 3 5) no Hoare annotation was computed. [2020-07-21 17:12:35,167 INFO L268 CegarLoopResult]: For program point L386-1(line 386) no Hoare annotation was computed. [2020-07-21 17:12:35,168 INFO L268 CegarLoopResult]: For program point L374-2(lines 374 391) no Hoare annotation was computed. [2020-07-21 17:12:35,168 INFO L271 CegarLoopResult]: At program point L374-3(lines 374 391) the Hoare annotation is: true [2020-07-21 17:12:35,168 INFO L268 CegarLoopResult]: For program point L374-4(lines 374 391) no Hoare annotation was computed. [2020-07-21 17:12:35,175 INFO L271 CegarLoopResult]: At program point Id_MCDC_97ENTRY(lines 329 397) the Hoare annotation is: true [2020-07-21 17:12:35,176 INFO L268 CegarLoopResult]: For program point Id_MCDC_97EXIT(lines 329 397) no Hoare annotation was computed. [2020-07-21 17:12:35,176 INFO L268 CegarLoopResult]: For program point L387(lines 387 390) no Hoare annotation was computed. [2020-07-21 17:12:35,176 INFO L268 CegarLoopResult]: For program point L354(lines 354 395) no Hoare annotation was computed. [2020-07-21 17:12:35,178 INFO L268 CegarLoopResult]: For program point L350-2(lines 350 353) no Hoare annotation was computed. [2020-07-21 17:12:35,179 INFO L271 CegarLoopResult]: At program point L350-3(lines 350 353) the Hoare annotation is: true [2020-07-21 17:12:35,179 INFO L268 CegarLoopResult]: For program point L350-4(lines 330 397) no Hoare annotation was computed. [2020-07-21 17:12:35,179 INFO L271 CegarLoopResult]: At program point L363(line 363) the Hoare annotation is: true [2020-07-21 17:12:35,179 INFO L268 CegarLoopResult]: For program point L363-1(lines 363 366) no Hoare annotation was computed. [2020-07-21 17:12:35,179 INFO L268 CegarLoopResult]: For program point Id_MCDC_97FINAL(lines 329 397) no Hoare annotation was computed. [2020-07-21 17:12:35,180 INFO L271 CegarLoopResult]: At program point L359(line 359) the Hoare annotation is: true [2020-07-21 17:12:35,180 INFO L268 CegarLoopResult]: For program point L359-1(lines 359 362) no Hoare annotation was computed. [2020-07-21 17:12:35,180 INFO L271 CegarLoopResult]: At program point L376(line 376) the Hoare annotation is: true [2020-07-21 17:12:35,180 INFO L268 CegarLoopResult]: For program point L376-1(lines 376 379) no Hoare annotation was computed. [2020-07-21 17:12:35,180 INFO L268 CegarLoopResult]: For program point L356-2(lines 356 394) no Hoare annotation was computed. [2020-07-21 17:12:35,180 INFO L271 CegarLoopResult]: At program point L356-3(lines 356 394) the Hoare annotation is: true [2020-07-21 17:12:35,181 INFO L271 CegarLoopResult]: At program point L369(line 369) the Hoare annotation is: true [2020-07-21 17:12:35,181 INFO L268 CegarLoopResult]: For program point L369-1(lines 369 372) no Hoare annotation was computed. [2020-07-21 17:12:35,181 INFO L271 CegarLoopResult]: At program point L386(line 386) the Hoare annotation is: true [2020-07-21 17:12:35,185 INFO L264 CegarLoopResult]: At program point L288(line 288) the Hoare annotation is: (and (or (= 4 Id_MCDC_95_~Id_MCDC_93) (not (= |Id_MCDC_95_#in~Id_MCDC_93| 4))) (or (not (= 2 (mod (+ Id_MCDC_95_~Id_MCDC_93 4294967295) 4294967296))) (= 2 (mod (+ |Id_MCDC_95_#in~Id_MCDC_93| 4294967295) 4294967296))) (or (= 3 Id_MCDC_95_~Id_MCDC_93) (not (= |Id_MCDC_95_#in~Id_MCDC_93| 3))) (not (= 2 (mod Id_MCDC_95_~Id_MCDC_93 4294967296)))) [2020-07-21 17:12:35,185 INFO L268 CegarLoopResult]: For program point L288-1(line 288) no Hoare annotation was computed. [2020-07-21 17:12:35,185 INFO L268 CegarLoopResult]: For program point L286(lines 286 293) no Hoare annotation was computed. [2020-07-21 17:12:35,186 INFO L268 CegarLoopResult]: For program point L286-2(lines 286 293) no Hoare annotation was computed. [2020-07-21 17:12:35,186 INFO L268 CegarLoopResult]: For program point L282(lines 282 285) no Hoare annotation was computed. [2020-07-21 17:12:35,186 INFO L271 CegarLoopResult]: At program point Id_MCDC_95ENTRY(lines 278 297) the Hoare annotation is: true [2020-07-21 17:12:35,187 INFO L268 CegarLoopResult]: For program point Id_MCDC_95EXIT(lines 278 297) no Hoare annotation was computed. [2020-07-21 17:12:35,188 INFO L264 CegarLoopResult]: At program point L295(line 295) the Hoare annotation is: (and (or (= 2 (mod (+ |Id_MCDC_95_#in~Id_MCDC_93| 4294967295) 4294967296)) (not (= 2 (mod (+ Id_MCDC_95_~Id_MCDC_93 4294967295) 4294967296)))) (or (= 4 Id_MCDC_95_~Id_MCDC_93) (not (= |Id_MCDC_95_#in~Id_MCDC_93| 4))) (or (= 3 Id_MCDC_95_~Id_MCDC_93) (not (= |Id_MCDC_95_#in~Id_MCDC_93| 3))) (or (not (= 2 (mod Id_MCDC_95_~Id_MCDC_93 4294967296))) (= 2 (mod |Id_MCDC_95_#in~Id_MCDC_93| 4294967296)))) [2020-07-21 17:12:35,188 INFO L264 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: (and (or (not (= 2 (mod Id_MCDC_95_~Id_MCDC_93 4294967296))) (= 2 (mod |Id_MCDC_95_#in~Id_MCDC_93| 4294967296))) (or (= 4 Id_MCDC_95_~Id_MCDC_93) (not (= |Id_MCDC_95_#in~Id_MCDC_93| 4))) (or (= 2 (mod (+ |Id_MCDC_95_#in~Id_MCDC_93| 4294967295) 4294967296)) (not (= 2 (mod (+ Id_MCDC_95_~Id_MCDC_93 4294967295) 4294967296)))) (or (= 3 Id_MCDC_95_~Id_MCDC_93) (not (= |Id_MCDC_95_#in~Id_MCDC_93| 3)))) [2020-07-21 17:12:35,188 INFO L268 CegarLoopResult]: For program point L295-1(line 295) no Hoare annotation was computed. [2020-07-21 17:12:35,188 INFO L268 CegarLoopResult]: For program point L294-1(line 294) no Hoare annotation was computed. [2020-07-21 17:12:35,189 INFO L268 CegarLoopResult]: For program point Id_MCDC_95FINAL(lines 278 297) no Hoare annotation was computed. [2020-07-21 17:12:35,189 INFO L268 CegarLoopResult]: For program point L316(lines 316 321) no Hoare annotation was computed. [2020-07-21 17:12:35,189 INFO L268 CegarLoopResult]: For program point L316-1(lines 314 326) no Hoare annotation was computed. [2020-07-21 17:12:35,189 INFO L268 CegarLoopResult]: For program point L314(line 314) no Hoare annotation was computed. [2020-07-21 17:12:35,189 INFO L268 CegarLoopResult]: For program point L314-2(line 314) no Hoare annotation was computed. [2020-07-21 17:12:35,189 INFO L268 CegarLoopResult]: For program point L314-3(line 314) no Hoare annotation was computed. [2020-07-21 17:12:35,190 INFO L268 CegarLoopResult]: For program point L314-5(lines 314 326) no Hoare annotation was computed. [2020-07-21 17:12:35,190 INFO L268 CegarLoopResult]: For program point L306-1(lines 306 313) no Hoare annotation was computed. [2020-07-21 17:12:35,190 INFO L271 CegarLoopResult]: At program point L306-3(lines 306 313) the Hoare annotation is: true [2020-07-21 17:12:35,190 INFO L268 CegarLoopResult]: For program point L302(lines 302 305) no Hoare annotation was computed. [2020-07-21 17:12:35,190 INFO L268 CegarLoopResult]: For program point L306-4(lines 306 313) no Hoare annotation was computed. [2020-07-21 17:12:35,190 INFO L268 CegarLoopResult]: For program point Id_MCDC_96FINAL(lines 298 328) no Hoare annotation was computed. [2020-07-21 17:12:35,191 INFO L268 CegarLoopResult]: For program point L309(lines 309 312) no Hoare annotation was computed. [2020-07-21 17:12:35,191 INFO L271 CegarLoopResult]: At program point Id_MCDC_96ENTRY(lines 298 328) the Hoare annotation is: true [2020-07-21 17:12:35,191 INFO L268 CegarLoopResult]: For program point Id_MCDC_96EXIT(lines 298 328) no Hoare annotation was computed. [2020-07-21 17:12:35,191 INFO L268 CegarLoopResult]: For program point Id_MCDC_92EXIT(lines 247 277) no Hoare annotation was computed. [2020-07-21 17:12:35,191 INFO L268 CegarLoopResult]: For program point Id_MCDC_92FINAL(lines 247 277) no Hoare annotation was computed. [2020-07-21 17:12:35,192 INFO L268 CegarLoopResult]: For program point L259(lines 259 267) no Hoare annotation was computed. [2020-07-21 17:12:35,192 INFO L268 CegarLoopResult]: For program point L253(lines 253 267) no Hoare annotation was computed. [2020-07-21 17:12:35,192 INFO L271 CegarLoopResult]: At program point Id_MCDC_92ENTRY(lines 247 277) the Hoare annotation is: true [2020-07-21 17:12:35,192 INFO L271 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: true [2020-07-21 17:12:35,192 INFO L268 CegarLoopResult]: For program point L272-1(line 272) no Hoare annotation was computed. [2020-07-21 17:12:35,192 INFO L271 CegarLoopResult]: At program point L270(line 270) the Hoare annotation is: true [2020-07-21 17:12:35,193 INFO L268 CegarLoopResult]: For program point L270-1(line 270) no Hoare annotation was computed. [2020-07-21 17:12:35,193 INFO L268 CegarLoopResult]: For program point L268-1(lines 248 277) no Hoare annotation was computed. [2020-07-21 17:12:35,193 INFO L268 CegarLoopResult]: For program point L268-2(lines 268 275) no Hoare annotation was computed. [2020-07-21 17:12:35,193 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 17:12:35,193 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 17:12:35,193 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 17:12:35,194 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 17:12:35,194 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-21 17:12:35,194 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 17:12:35,194 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 17:12:35,194 INFO L268 CegarLoopResult]: For program point avoid_zeroEXIT(lines 7 13) no Hoare annotation was computed. [2020-07-21 17:12:35,194 INFO L268 CegarLoopResult]: For program point L9(lines 9 12) no Hoare annotation was computed. [2020-07-21 17:12:35,195 INFO L268 CegarLoopResult]: For program point L9-2(lines 7 13) no Hoare annotation was computed. [2020-07-21 17:12:35,195 INFO L271 CegarLoopResult]: At program point avoid_zeroENTRY(lines 7 13) the Hoare annotation is: true [2020-07-21 17:12:35,195 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertENTRY(lines 457 464) the Hoare annotation is: true [2020-07-21 17:12:35,195 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-07-21 17:12:35,195 INFO L268 CegarLoopResult]: For program point L459(lines 459 462) no Hoare annotation was computed. [2020-07-21 17:12:35,195 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertEXIT(lines 457 464) no Hoare annotation was computed. [2020-07-21 17:12:35,196 INFO L268 CegarLoopResult]: For program point L459-2(lines 457 464) no Hoare annotation was computed. [2020-07-21 17:12:35,196 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 461) no Hoare annotation was computed. [2020-07-21 17:12:35,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 05:12:35 BoogieIcfgContainer [2020-07-21 17:12:35,222 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 17:12:35,228 INFO L168 Benchmark]: Toolchain (without parser) took 7274.30 ms. Allocated memory was 136.8 MB in the beginning and 253.2 MB in the end (delta: 116.4 MB). Free memory was 99.4 MB in the beginning and 102.6 MB in the end (delta: -3.2 MB). Peak memory consumption was 113.2 MB. Max. memory is 7.1 GB. [2020-07-21 17:12:35,232 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 136.8 MB. Free memory is still 118.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-21 17:12:35,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 853.40 ms. Allocated memory was 136.8 MB in the beginning and 202.9 MB in the end (delta: 66.1 MB). Free memory was 99.0 MB in the beginning and 173.2 MB in the end (delta: -74.3 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2020-07-21 17:12:35,239 INFO L168 Benchmark]: Boogie Preprocessor took 171.08 ms. Allocated memory is still 202.9 MB. Free memory was 173.2 MB in the beginning and 169.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-21 17:12:35,249 INFO L168 Benchmark]: RCFGBuilder took 1557.26 ms. Allocated memory is still 202.9 MB. Free memory was 169.3 MB in the beginning and 106.7 MB in the end (delta: 62.5 MB). Peak memory consumption was 62.5 MB. Max. memory is 7.1 GB. [2020-07-21 17:12:35,252 INFO L168 Benchmark]: TraceAbstraction took 4682.39 ms. Allocated memory was 202.9 MB in the beginning and 253.2 MB in the end (delta: 50.3 MB). Free memory was 106.7 MB in the beginning and 102.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 54.4 MB. Max. memory is 7.1 GB. [2020-07-21 17:12:35,262 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 136.8 MB. Free memory is still 118.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 853.40 ms. Allocated memory was 136.8 MB in the beginning and 202.9 MB in the end (delta: 66.1 MB). Free memory was 99.0 MB in the beginning and 173.2 MB in the end (delta: -74.3 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 171.08 ms. Allocated memory is still 202.9 MB. Free memory was 173.2 MB in the beginning and 169.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1557.26 ms. Allocated memory is still 202.9 MB. Free memory was 169.3 MB in the beginning and 106.7 MB in the end (delta: 62.5 MB). Peak memory consumption was 62.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4682.39 ms. Allocated memory was 202.9 MB in the beginning and 253.2 MB in the end (delta: 50.3 MB). Free memory was 106.7 MB in the beginning and 102.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 54.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 461]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 13 procedures, 132 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.3s, OverallIterations: 3, TraceHistogramMax: 3, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 531 SDtfs, 106 SDslu, 1513 SDs, 0 SdLazy, 114 SolverSat, 61 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 178 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=162occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 18 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 117 PreInvPairs, 148 NumberOfFragments, 160 HoareAnnotationTreeSize, 117 FomulaSimplifications, 48 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 34 FomulaSimplificationsInter, 120 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 129 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 168 ConstructedInterpolants, 0 QuantifiedInterpolants, 9894 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1511 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 10/16 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...