/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/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-6253b08 [2021-05-06 11:41:41,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-06 11:41:41,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-06 11:41:41,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-06 11:41:41,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-06 11:41:41,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-06 11:41:41,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-06 11:41:41,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-06 11:41:41,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-06 11:41:41,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-06 11:41:41,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-06 11:41:41,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-06 11:41:41,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-06 11:41:41,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-06 11:41:41,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-06 11:41:41,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-06 11:41:41,173 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-06 11:41:41,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-06 11:41:41,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-06 11:41:41,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-06 11:41:41,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2021-05-06 11:41:41,200 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-06 11:41:41,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-06 11:41:41,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-06 11:41:41,202 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-06 11:41:41,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-06 11:41:41,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-06 11:41:41,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-06 11:41:41,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-06 11:41:41,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-06 11:41:41,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-06 11:41:41,203 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-06 11:41:41,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-06 11:41:41,203 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-06 11:41:41,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-06 11:41:41,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-06 11:41:41,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-06 11:41:41,204 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-06 11:41:41,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-06 11:41:41,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-06 11:41:41,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-06 11:41:41,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-05-06 11:41:41,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-06 11:41:41,205 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2021-05-06 11:41:41,205 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-06 11:41:41,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-06 11:41:41,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-06 11:41:41,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-06 11:41:41,537 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-06 11:41:41,537 INFO L275 PluginConnector]: CDTParser initialized [2021-05-06 11:41:41,538 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2021-05-06 11:41:41,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dc09236b/be5f6f516c56410c81d5d3ee6aa0de15/FLAGffc23d56e [2021-05-06 11:41:42,040 INFO L306 CDTParser]: Found 1 translation units. [2021-05-06 11:41:42,040 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2021-05-06 11:41:42,050 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dc09236b/be5f6f516c56410c81d5d3ee6aa0de15/FLAGffc23d56e [2021-05-06 11:41:42,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dc09236b/be5f6f516c56410c81d5d3ee6aa0de15 [2021-05-06 11:41:42,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-06 11:41:42,073 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-06 11:41:42,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-06 11:41:42,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-06 11:41:42,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-06 11:41:42,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 11:41:42" (1/1) ... [2021-05-06 11:41:42,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e590fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:42, skipping insertion in model container [2021-05-06 11:41:42,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 11:41:42" (1/1) ... [2021-05-06 11:41:42,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-06 11:41:42,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-06 11:41:42,431 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_1.c[11890,11903] [2021-05-06 11:41:42,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-06 11:41:42,446 INFO L203 MainTranslator]: Completed pre-run [2021-05-06 11:41:42,525 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_1.c[11890,11903] [2021-05-06 11:41:42,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-06 11:41:42,543 INFO L208 MainTranslator]: Completed translation [2021-05-06 11:41:42,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:42 WrapperNode [2021-05-06 11:41:42,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-06 11:41:42,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-06 11:41:42,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-06 11:41:42,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-06 11:41:42,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:42" (1/1) ... [2021-05-06 11:41:42,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:42" (1/1) ... [2021-05-06 11:41:42,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:42" (1/1) ... [2021-05-06 11:41:42,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:42" (1/1) ... [2021-05-06 11:41:42,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:42" (1/1) ... [2021-05-06 11:41:42,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:42" (1/1) ... [2021-05-06 11:41:42,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:42" (1/1) ... [2021-05-06 11:41:42,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-06 11:41:42,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-06 11:41:42,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-06 11:41:42,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-06 11:41:42,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:42" (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 [2021-05-06 11:41:42,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-06 11:41:42,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-06 11:41:42,667 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-06 11:41:42,667 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-06 11:41:42,667 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2021-05-06 11:41:42,667 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2021-05-06 11:41:42,668 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_110 [2021-05-06 11:41:42,668 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2021-05-06 11:41:42,668 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_114 [2021-05-06 11:41:42,668 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_115 [2021-05-06 11:41:42,668 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_117 [2021-05-06 11:41:42,669 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_118 [2021-05-06 11:41:42,669 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-06 11:41:42,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-06 11:41:42,669 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-06 11:41:42,669 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-06 11:41:42,670 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-06 11:41:42,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-06 11:41:42,670 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-06 11:41:42,672 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2021-05-06 11:41:42,672 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-05-06 11:41:42,672 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2021-05-06 11:41:42,672 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_110 [2021-05-06 11:41:42,672 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2021-05-06 11:41:42,673 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_114 [2021-05-06 11:41:42,673 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_115 [2021-05-06 11:41:42,673 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-05-06 11:41:42,673 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_117 [2021-05-06 11:41:42,673 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_118 [2021-05-06 11:41:42,673 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-05-06 11:41:42,673 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-06 11:41:42,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-06 11:41:42,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-05-06 11:41:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-06 11:41:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-06 11:41:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-06 11:41:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-06 11:41:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-05-06 11:41:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-05-06 11:41:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-06 11:41:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-05-06 11:41:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-06 11:41:43,329 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-06 11:41:43,329 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-05-06 11:41:43,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 11:41:43 BoogieIcfgContainer [2021-05-06 11:41:43,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-06 11:41:43,332 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-06 11:41:43,332 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-06 11:41:43,334 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-06 11:41:43,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 11:41:42" (1/3) ... [2021-05-06 11:41:43,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@298de7f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 11:41:43, skipping insertion in model container [2021-05-06 11:41:43,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:42" (2/3) ... [2021-05-06 11:41:43,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@298de7f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 11:41:43, skipping insertion in model container [2021-05-06 11:41:43,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 11:41:43" (3/3) ... [2021-05-06 11:41:43,336 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_1.c [2021-05-06 11:41:43,342 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-05-06 11:41:43,345 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-06 11:41:43,358 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-06 11:41:43,372 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-06 11:41:43,372 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-06 11:41:43,373 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-05-06 11:41:43,373 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-06 11:41:43,373 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-06 11:41:43,373 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-06 11:41:43,373 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-06 11:41:43,373 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-06 11:41:43,389 INFO L276 IsEmpty]: Start isEmpty. Operand has 127 states, 98 states have (on average 1.5408163265306123) internal successors, (151), 100 states have internal predecessors, (151), 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) [2021-05-06 11:41:43,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-05-06 11:41:43,399 INFO L515 BasicCegarLoop]: Found error trace [2021-05-06 11:41:43,399 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] [2021-05-06 11:41:43,400 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-06 11:41:43,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-06 11:41:43,407 INFO L82 PathProgramCache]: Analyzing trace with hash 1995573915, now seen corresponding path program 1 times [2021-05-06 11:41:43,413 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-06 11:41:43,414 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [350096270] [2021-05-06 11:41:43,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-06 11:41:43,471 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-06 11:41:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:41:43,842 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-06 11:41:43,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-06 11:41:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:41:43,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-06 11:41:43,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:41:43,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-06 11:41:43,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:41:43,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-06 11:41:43,946 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-06 11:41:43,947 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [350096270] [2021-05-06 11:41:43,948 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [350096270] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-06 11:41:43,949 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-06 11:41:43,949 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-06 11:41:43,949 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518339513] [2021-05-06 11:41:43,953 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-06 11:41:43,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-06 11:41:43,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-06 11:41:43,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-06 11:41:43,965 INFO L87 Difference]: Start difference. First operand has 127 states, 98 states have (on average 1.5408163265306123) internal successors, (151), 100 states have internal predecessors, (151), 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 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-05-06 11:41:44,116 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-06 11:41:44,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-06 11:41:44,600 INFO L93 Difference]: Finished difference Result 241 states and 361 transitions. [2021-05-06 11:41:44,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-06 11:41:44,602 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 38 [2021-05-06 11:41:44,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-06 11:41:44,612 INFO L225 Difference]: With dead ends: 241 [2021-05-06 11:41:44,613 INFO L226 Difference]: Without dead ends: 118 [2021-05-06 11:41:44,620 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 293.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-06 11:41:44,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-05-06 11:41:44,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-05-06 11:41:44,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 93 states have (on average 1.4623655913978495) internal successors, (136), 94 states have internal predecessors, (136), 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) [2021-05-06 11:41:44,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 164 transitions. [2021-05-06 11:41:44,711 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 164 transitions. Word has length 38 [2021-05-06 11:41:44,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-06 11:41:44,711 INFO L480 AbstractCegarLoop]: Abstraction has 118 states and 164 transitions. [2021-05-06 11:41:44,711 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-05-06 11:41:44,712 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 164 transitions. [2021-05-06 11:41:44,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-05-06 11:41:44,720 INFO L515 BasicCegarLoop]: Found error trace [2021-05-06 11:41:44,720 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] [2021-05-06 11:41:44,720 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-06 11:41:44,721 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-06 11:41:44,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-06 11:41:44,721 INFO L82 PathProgramCache]: Analyzing trace with hash -946031849, now seen corresponding path program 1 times [2021-05-06 11:41:44,721 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-06 11:41:44,722 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [246869190] [2021-05-06 11:41:44,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-06 11:41:44,725 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-06 11:41:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:41:44,972 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-06 11:41:44,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-06 11:41:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:41:45,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-06 11:41:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:41:45,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-06 11:41:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:41:45,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-06 11:41:45,026 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-06 11:41:45,026 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [246869190] [2021-05-06 11:41:45,027 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [246869190] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-06 11:41:45,027 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-06 11:41:45,027 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-06 11:41:45,027 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141065069] [2021-05-06 11:41:45,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-06 11:41:45,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-06 11:41:45,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-06 11:41:45,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-05-06 11:41:45,033 INFO L87 Difference]: Start difference. First operand 118 states and 164 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-05-06 11:41:45,170 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-06 11:41:45,717 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-05-06 11:41:45,889 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-05-06 11:41:46,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-06 11:41:46,102 INFO L93 Difference]: Finished difference Result 118 states and 164 transitions. [2021-05-06 11:41:46,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-06 11:41:46,102 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 38 [2021-05-06 11:41:46,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-06 11:41:46,103 INFO L225 Difference]: With dead ends: 118 [2021-05-06 11:41:46,103 INFO L226 Difference]: Without dead ends: 0 [2021-05-06 11:41:46,104 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 590.8ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-05-06 11:41:46,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-05-06 11:41:46,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-05-06 11:41:46,105 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) [2021-05-06 11:41:46,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-05-06 11:41:46,105 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2021-05-06 11:41:46,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-06 11:41:46,105 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-05-06 11:41:46,105 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-05-06 11:41:46,105 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-05-06 11:41:46,106 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-06 11:41:46,106 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-06 11:41:46,107 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-05-06 11:41:47,621 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-06 11:41:47,827 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-06 11:41:48,144 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 127 [2021-05-06 11:41:48,536 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 7 [2021-05-06 11:41:48,690 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2021-05-06 11:41:49,041 INFO L198 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-05-06 11:41:49,041 INFO L198 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-05-06 11:41:49,041 INFO L198 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-05-06 11:41:49,041 INFO L201 CegarLoopUtils]: At program point L321(line 321) the Hoare annotation is: true [2021-05-06 11:41:49,041 INFO L201 CegarLoopUtils]: At program point L322-1(line 322) the Hoare annotation is: true [2021-05-06 11:41:49,041 INFO L201 CegarLoopUtils]: At program point L321-1(line 321) the Hoare annotation is: true [2021-05-06 11:41:49,042 INFO L201 CegarLoopUtils]: At program point Id_MCDC_113EXIT(lines 305 324) the Hoare annotation is: true [2021-05-06 11:41:49,042 INFO L201 CegarLoopUtils]: At program point Id_MCDC_113ENTRY(lines 305 324) the Hoare annotation is: true [2021-05-06 11:41:49,042 INFO L201 CegarLoopUtils]: At program point Id_MCDC_113FINAL(lines 305 324) the Hoare annotation is: true [2021-05-06 11:41:49,042 INFO L201 CegarLoopUtils]: At program point L315(line 315) the Hoare annotation is: true [2021-05-06 11:41:49,042 INFO L201 CegarLoopUtils]: At program point L315-1(line 315) the Hoare annotation is: true [2021-05-06 11:41:49,042 INFO L201 CegarLoopUtils]: At program point L313(lines 313 320) the Hoare annotation is: true [2021-05-06 11:41:49,042 INFO L201 CegarLoopUtils]: At program point L313-2(lines 313 320) the Hoare annotation is: true [2021-05-06 11:41:49,042 INFO L201 CegarLoopUtils]: At program point L309(lines 309 312) the Hoare annotation is: true [2021-05-06 11:41:49,042 INFO L201 CegarLoopUtils]: At program point L322(line 322) the Hoare annotation is: true [2021-05-06 11:41:49,043 INFO L201 CegarLoopUtils]: At program point L386-1(lines 386 389) the Hoare annotation is: true [2021-05-06 11:41:49,043 INFO L194 CegarLoopUtils]: At program point Id_MCDC_115ENTRY(lines 356 424) 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|)) [2021-05-06 11:41:49,043 INFO L201 CegarLoopUtils]: At program point Id_MCDC_115FINAL(lines 356 424) the Hoare annotation is: true [2021-05-06 11:41:49,043 INFO L201 CegarLoopUtils]: At program point L403(line 403) the Hoare annotation is: true [2021-05-06 11:41:49,043 INFO L201 CegarLoopUtils]: At program point L403-1(lines 403 406) the Hoare annotation is: true [2021-05-06 11:41:49,043 INFO L201 CegarLoopUtils]: At program point L383-2(lines 383 421) the Hoare annotation is: true [2021-05-06 11:41:49,043 INFO L201 CegarLoopUtils]: At program point L383-3(lines 383 421) the Hoare annotation is: true [2021-05-06 11:41:49,043 INFO L201 CegarLoopUtils]: At program point L396(line 396) the Hoare annotation is: true [2021-05-06 11:41:49,043 INFO L201 CegarLoopUtils]: At program point L396-1(lines 396 399) the Hoare annotation is: true [2021-05-06 11:41:49,044 INFO L201 CegarLoopUtils]: At program point L413(line 413) the Hoare annotation is: true [2021-05-06 11:41:49,044 INFO L201 CegarLoopUtils]: At program point L413-1(line 413) the Hoare annotation is: true [2021-05-06 11:41:49,044 INFO L201 CegarLoopUtils]: At program point L401-2(lines 401 418) the Hoare annotation is: true [2021-05-06 11:41:49,044 INFO L201 CegarLoopUtils]: At program point L401-3(lines 401 418) the Hoare annotation is: true [2021-05-06 11:41:49,044 INFO L201 CegarLoopUtils]: At program point L401-4(lines 401 418) the Hoare annotation is: true [2021-05-06 11:41:49,044 INFO L201 CegarLoopUtils]: At program point Id_MCDC_115EXIT(lines 356 424) the Hoare annotation is: true [2021-05-06 11:41:49,044 INFO L201 CegarLoopUtils]: At program point L414(lines 414 417) the Hoare annotation is: true [2021-05-06 11:41:49,044 INFO L201 CegarLoopUtils]: At program point L381(lines 381 422) the Hoare annotation is: true [2021-05-06 11:41:49,044 INFO L201 CegarLoopUtils]: At program point L377-2(lines 377 380) the Hoare annotation is: true [2021-05-06 11:41:49,044 INFO L201 CegarLoopUtils]: At program point L377-3(lines 377 380) the Hoare annotation is: true [2021-05-06 11:41:49,044 INFO L201 CegarLoopUtils]: At program point L377-4(lines 357 424) the Hoare annotation is: true [2021-05-06 11:41:49,045 INFO L201 CegarLoopUtils]: At program point L390(line 390) the Hoare annotation is: true [2021-05-06 11:41:49,045 INFO L201 CegarLoopUtils]: At program point L390-1(lines 390 393) the Hoare annotation is: true [2021-05-06 11:41:49,045 INFO L201 CegarLoopUtils]: At program point L386(line 386) the Hoare annotation is: true [2021-05-06 11:41:49,045 INFO L201 CegarLoopUtils]: At program point Id_MCDC_114EXIT(lines 325 355) the Hoare annotation is: true [2021-05-06 11:41:49,045 INFO L201 CegarLoopUtils]: At program point L343(lines 343 348) the Hoare annotation is: true [2021-05-06 11:41:49,045 INFO L201 CegarLoopUtils]: At program point L343-1(lines 341 353) the Hoare annotation is: true [2021-05-06 11:41:49,045 INFO L201 CegarLoopUtils]: At program point L341(line 341) the Hoare annotation is: true [2021-05-06 11:41:49,045 INFO L201 CegarLoopUtils]: At program point L341-2(line 341) the Hoare annotation is: true [2021-05-06 11:41:49,045 INFO L201 CegarLoopUtils]: At program point L341-3(line 341) the Hoare annotation is: true [2021-05-06 11:41:49,045 INFO L201 CegarLoopUtils]: At program point L341-5(lines 341 353) the Hoare annotation is: true [2021-05-06 11:41:49,046 INFO L201 CegarLoopUtils]: At program point L333-1(lines 333 340) the Hoare annotation is: true [2021-05-06 11:41:49,046 INFO L201 CegarLoopUtils]: At program point L333-3(lines 333 340) the Hoare annotation is: true [2021-05-06 11:41:49,046 INFO L201 CegarLoopUtils]: At program point L329(lines 329 332) the Hoare annotation is: true [2021-05-06 11:41:49,046 INFO L201 CegarLoopUtils]: At program point L333-4(lines 333 340) the Hoare annotation is: true [2021-05-06 11:41:49,046 INFO L201 CegarLoopUtils]: At program point Id_MCDC_114ENTRY(lines 325 355) the Hoare annotation is: true [2021-05-06 11:41:49,046 INFO L201 CegarLoopUtils]: At program point Id_MCDC_114FINAL(lines 325 355) the Hoare annotation is: true [2021-05-06 11:41:49,046 INFO L201 CegarLoopUtils]: At program point L336(lines 336 339) the Hoare annotation is: true [2021-05-06 11:41:49,046 INFO L201 CegarLoopUtils]: At program point L286(lines 286 294) the Hoare annotation is: true [2021-05-06 11:41:49,046 INFO L201 CegarLoopUtils]: At program point Id_MCDC_110FINAL(lines 274 304) the Hoare annotation is: true [2021-05-06 11:41:49,046 INFO L201 CegarLoopUtils]: At program point Id_MCDC_110EXIT(lines 274 304) the Hoare annotation is: true [2021-05-06 11:41:49,047 INFO L201 CegarLoopUtils]: At program point L280(lines 280 294) the Hoare annotation is: true [2021-05-06 11:41:49,047 INFO L201 CegarLoopUtils]: At program point Id_MCDC_110ENTRY(lines 274 304) the Hoare annotation is: true [2021-05-06 11:41:49,047 INFO L201 CegarLoopUtils]: At program point L298(line 298) the Hoare annotation is: true [2021-05-06 11:41:49,047 INFO L201 CegarLoopUtils]: At program point L297(line 297) the Hoare annotation is: true [2021-05-06 11:41:49,047 INFO L201 CegarLoopUtils]: At program point L297-1(line 297) the Hoare annotation is: true [2021-05-06 11:41:49,047 INFO L201 CegarLoopUtils]: At program point L295-1(lines 275 304) the Hoare annotation is: true [2021-05-06 11:41:49,047 INFO L201 CegarLoopUtils]: At program point L295-2(lines 295 302) the Hoare annotation is: true [2021-05-06 11:41:49,047 INFO L194 CegarLoopUtils]: At program point L478(lines 478 481) 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_132~0)| ~Id_MCDC_132~0)) [2021-05-06 11:41:49,047 INFO L194 CegarLoopUtils]: At program point mainENTRY(lines 452 484) 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_132~0)| ~Id_MCDC_132~0)) [2021-05-06 11:41:49,048 INFO L201 CegarLoopUtils]: At program point mainFINAL(lines 452 484) the Hoare annotation is: true [2021-05-06 11:41:49,048 INFO L201 CegarLoopUtils]: At program point mainEXIT(lines 452 484) the Hoare annotation is: true [2021-05-06 11:41:49,048 INFO L194 CegarLoopUtils]: At program point L483(line 483) 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_132~0)| ~Id_MCDC_132~0)) [2021-05-06 11:41:49,048 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2021-05-06 11:41:49,048 INFO L198 CegarLoopUtils]: For program point L6(line 6) no Hoare annotation was computed. [2021-05-06 11:41:49,048 INFO L198 CegarLoopUtils]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2021-05-06 11:41:49,048 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2021-05-06 11:41:49,048 INFO L201 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2021-05-06 11:41:49,048 INFO L194 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#t~string23.base)| |#t~string23.base|) (= |old(~Id_MCDC_128~0.offset)| ~Id_MCDC_128~0.offset) (= |old(~#Id_MCDC_130~0.base)| |~#Id_MCDC_130~0.base|) (= |old(~Id_MCDC_122~0)| ~Id_MCDC_122~0) (= |old(#length)| |#length|) (= |old(~Id_MCDC_127~0.base)| ~Id_MCDC_127~0.base) (= |#t~string6.base| |old(#t~string6.base)|) (= ~Id_MCDC_127~0.offset |old(~Id_MCDC_127~0.offset)|) (= |old(#valid)| |#valid|) (= |old(#NULL.base)| |#NULL.base|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~Id_MCDC_125~0.base |old(~Id_MCDC_125~0.base)|) (= |old(#t~string70.base)| |#t~string70.base|) (= |old(~Id_MCDC_126~0.offset)| ~Id_MCDC_126~0.offset) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |old(#t~string42.base)| |#t~string42.base|) (= |#t~string21.base| |old(#t~string21.base)|) (= |old(~Id_MCDC_125~0.offset)| ~Id_MCDC_125~0.offset) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |old(~Id_MCDC_123~0)| ~Id_MCDC_123~0) (= |old(#t~string37.base)| |#t~string37.base|) (= |old(#t~string4.offset)| |#t~string4.offset|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |~#Id_MCDC_131~0.base| |old(~#Id_MCDC_131~0.base)|) (= |old(#t~string70.offset)| |#t~string70.offset|) (= |old(#t~string16.base)| |#t~string16.base|) (= |old(#t~string16.offset)| |#t~string16.offset|) (= |old(#t~string69.offset)| |#t~string69.offset|) (= |old(#t~string6.offset)| |#t~string6.offset|) (= |old(~Id_MCDC_129~0.base)| ~Id_MCDC_129~0.base) (= ~Id_MCDC_128~0.base |old(~Id_MCDC_128~0.base)|) (= |old(~Id_MCDC_124~0)| ~Id_MCDC_124~0) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~Id_MCDC_126~0.base)| ~Id_MCDC_126~0.base) (= ~Id_MCDC_129~0.offset |old(~Id_MCDC_129~0.offset)|) (= |~#Id_MCDC_130~0.offset| |old(~#Id_MCDC_130~0.offset)|) (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |~#Id_MCDC_131~0.offset| |old(~#Id_MCDC_131~0.offset)|)) [2021-05-06 11:41:49,049 INFO L201 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-05-06 11:41:49,049 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-05-06 11:41:49,049 INFO L201 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-05-06 11:41:49,049 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-05-06 11:41:49,049 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-05-06 11:41:49,049 INFO L201 CegarLoopUtils]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2021-05-06 11:41:49,049 INFO L201 CegarLoopUtils]: At program point L11(lines 11 14) the Hoare annotation is: true [2021-05-06 11:41:49,049 INFO L201 CegarLoopUtils]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2021-05-06 11:41:49,049 INFO L201 CegarLoopUtils]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2021-05-06 11:41:49,049 INFO L201 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 485 492) the Hoare annotation is: true [2021-05-06 11:41:49,050 INFO L194 CegarLoopUtils]: At program point __VERIFIER_assertEXIT(lines 485 492) the Hoare annotation is: (or (= __VERIFIER_assert_~Id_MCDC_121 1) (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1))) [2021-05-06 11:41:49,050 INFO L194 CegarLoopUtils]: At program point L489(line 489) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1)) [2021-05-06 11:41:49,050 INFO L194 CegarLoopUtils]: At program point L487(lines 487 490) the Hoare annotation is: (or (= __VERIFIER_assert_~Id_MCDC_121 1) (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1))) [2021-05-06 11:41:49,050 INFO L194 CegarLoopUtils]: At program point L487-2(lines 485 492) the Hoare annotation is: (or (= __VERIFIER_assert_~Id_MCDC_121 1) (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1))) [2021-05-06 11:41:49,050 INFO L194 CegarLoopUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 489) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1)) [2021-05-06 11:41:49,050 INFO L194 CegarLoopUtils]: At program point Id_MCDC_117ENTRY(lines 425 444) 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_132~0)| ~Id_MCDC_132~0)) [2021-05-06 11:41:49,050 INFO L201 CegarLoopUtils]: At program point L442(line 442) the Hoare annotation is: true [2021-05-06 11:41:49,050 INFO L201 CegarLoopUtils]: At program point Id_MCDC_117FINAL(lines 425 444) the Hoare annotation is: true [2021-05-06 11:41:49,051 INFO L201 CegarLoopUtils]: At program point L430(line 430) the Hoare annotation is: true [2021-05-06 11:41:49,051 INFO L201 CegarLoopUtils]: At program point L430-1(line 430) the Hoare annotation is: true [2021-05-06 11:41:49,051 INFO L201 CegarLoopUtils]: At program point L433(line 433) the Hoare annotation is: true [2021-05-06 11:41:49,051 INFO L201 CegarLoopUtils]: At program point L433-2(lines 433 440) the Hoare annotation is: true [2021-05-06 11:41:49,051 INFO L201 CegarLoopUtils]: At program point L431-2(lines 431 441) the Hoare annotation is: true [2021-05-06 11:41:49,051 INFO L201 CegarLoopUtils]: At program point L431-3(lines 431 441) the Hoare annotation is: true [2021-05-06 11:41:49,051 INFO L201 CegarLoopUtils]: At program point L431-4(lines 431 441) the Hoare annotation is: true [2021-05-06 11:41:49,051 INFO L201 CegarLoopUtils]: At program point Id_MCDC_117EXIT(lines 425 444) the Hoare annotation is: true [2021-05-06 11:41:49,051 INFO L194 CegarLoopUtils]: At program point L449(line 449) 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_132~0)| ~Id_MCDC_132~0)) [2021-05-06 11:41:49,051 INFO L194 CegarLoopUtils]: At program point Id_MCDC_118ENTRY(lines 445 451) 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_132~0)| ~Id_MCDC_132~0)) [2021-05-06 11:41:49,052 INFO L201 CegarLoopUtils]: At program point Id_MCDC_118FINAL(lines 445 451) the Hoare annotation is: true [2021-05-06 11:41:49,052 INFO L201 CegarLoopUtils]: At program point Id_MCDC_118EXIT(lines 445 451) the Hoare annotation is: true [2021-05-06 11:41:49,052 INFO L201 CegarLoopUtils]: At program point Id_MCDC_107ENTRY(lines 218 273) the Hoare annotation is: true [2021-05-06 11:41:49,052 INFO L201 CegarLoopUtils]: At program point L254(lines 254 257) the Hoare annotation is: true [2021-05-06 11:41:49,052 INFO L201 CegarLoopUtils]: At program point L246(line 246) the Hoare annotation is: true [2021-05-06 11:41:49,052 INFO L201 CegarLoopUtils]: At program point Id_MCDC_107FINAL(lines 218 273) the Hoare annotation is: true [2021-05-06 11:41:49,052 INFO L201 CegarLoopUtils]: At program point L242(line 242) the Hoare annotation is: true [2021-05-06 11:41:49,052 INFO L201 CegarLoopUtils]: At program point L242-2(line 242) the Hoare annotation is: true [2021-05-06 11:41:49,052 INFO L201 CegarLoopUtils]: At program point L234(lines 234 250) the Hoare annotation is: true [2021-05-06 11:41:49,052 INFO L201 CegarLoopUtils]: At program point L259(line 259) the Hoare annotation is: true [2021-05-06 11:41:49,053 INFO L201 CegarLoopUtils]: At program point L259-2(line 259) the Hoare annotation is: true [2021-05-06 11:41:49,053 INFO L201 CegarLoopUtils]: At program point L259-3(line 259) the Hoare annotation is: true [2021-05-06 11:41:49,053 INFO L201 CegarLoopUtils]: At program point L259-5(lines 259 271) the Hoare annotation is: true [2021-05-06 11:41:49,053 INFO L201 CegarLoopUtils]: At program point L251-1(lines 251 258) the Hoare annotation is: true [2021-05-06 11:41:49,053 INFO L201 CegarLoopUtils]: At program point L251-3(lines 251 258) the Hoare annotation is: true [2021-05-06 11:41:49,053 INFO L201 CegarLoopUtils]: At program point L251-4(lines 251 258) the Hoare annotation is: true [2021-05-06 11:41:49,053 INFO L201 CegarLoopUtils]: At program point L243(line 243) the Hoare annotation is: true [2021-05-06 11:41:49,053 INFO L201 CegarLoopUtils]: At program point L239(line 239) the Hoare annotation is: true [2021-05-06 11:41:49,053 INFO L201 CegarLoopUtils]: At program point L239-2(line 239) the Hoare annotation is: true [2021-05-06 11:41:49,053 INFO L201 CegarLoopUtils]: At program point L227(lines 227 233) the Hoare annotation is: true [2021-05-06 11:41:49,053 INFO L201 CegarLoopUtils]: At program point L227-2(lines 227 233) the Hoare annotation is: true [2021-05-06 11:41:49,054 INFO L201 CegarLoopUtils]: At program point L223(lines 223 226) the Hoare annotation is: true [2021-05-06 11:41:49,054 INFO L201 CegarLoopUtils]: At program point L248(line 248) the Hoare annotation is: true [2021-05-06 11:41:49,054 INFO L201 CegarLoopUtils]: At program point L240(line 240) the Hoare annotation is: true [2021-05-06 11:41:49,054 INFO L201 CegarLoopUtils]: At program point L236(line 236) the Hoare annotation is: true [2021-05-06 11:41:49,054 INFO L201 CegarLoopUtils]: At program point L236-2(line 236) the Hoare annotation is: true [2021-05-06 11:41:49,054 INFO L201 CegarLoopUtils]: At program point L261(lines 261 266) the Hoare annotation is: true [2021-05-06 11:41:49,054 INFO L201 CegarLoopUtils]: At program point L261-1(lines 259 271) the Hoare annotation is: true [2021-05-06 11:41:49,054 INFO L201 CegarLoopUtils]: At program point L245(line 245) the Hoare annotation is: true [2021-05-06 11:41:49,054 INFO L201 CegarLoopUtils]: At program point L245-2(line 245) the Hoare annotation is: true [2021-05-06 11:41:49,054 INFO L201 CegarLoopUtils]: At program point L237(line 237) the Hoare annotation is: true [2021-05-06 11:41:49,054 INFO L201 CegarLoopUtils]: At program point L229(lines 229 232) the Hoare annotation is: true [2021-05-06 11:41:49,055 INFO L201 CegarLoopUtils]: At program point Id_MCDC_107EXIT(lines 218 273) the Hoare annotation is: true [2021-05-06 11:41:49,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 11:41:49 BoogieIcfgContainer [2021-05-06 11:41:49,068 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-06 11:41:49,069 INFO L168 Benchmark]: Toolchain (without parser) took 6996.15 ms. Allocated memory was 173.0 MB in the beginning and 323.0 MB in the end (delta: 149.9 MB). Free memory was 136.4 MB in the beginning and 129.1 MB in the end (delta: 7.3 MB). Peak memory consumption was 173.0 MB. Max. memory is 8.0 GB. [2021-05-06 11:41:49,069 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 173.0 MB. Free memory was 154.8 MB in the beginning and 154.7 MB in the end (delta: 106.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-05-06 11:41:49,070 INFO L168 Benchmark]: CACSL2BoogieTranslator took 466.90 ms. Allocated memory is still 173.0 MB. Free memory was 136.3 MB in the beginning and 148.0 MB in the end (delta: -11.7 MB). Peak memory consumption was 10.6 MB. Max. memory is 8.0 GB. [2021-05-06 11:41:49,070 INFO L168 Benchmark]: Boogie Preprocessor took 59.65 ms. Allocated memory is still 173.0 MB. Free memory was 148.0 MB in the beginning and 144.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-05-06 11:41:49,071 INFO L168 Benchmark]: RCFGBuilder took 726.08 ms. Allocated memory is still 173.0 MB. Free memory was 144.2 MB in the beginning and 133.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 8.0 GB. [2021-05-06 11:41:49,071 INFO L168 Benchmark]: TraceAbstraction took 5735.79 ms. Allocated memory was 173.0 MB in the beginning and 323.0 MB in the end (delta: 149.9 MB). Free memory was 132.8 MB in the beginning and 129.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 167.8 MB. Max. memory is 8.0 GB. [2021-05-06 11:41:49,073 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 173.0 MB. Free memory was 154.8 MB in the beginning and 154.7 MB in the end (delta: 106.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 466.90 ms. Allocated memory is still 173.0 MB. Free memory was 136.3 MB in the beginning and 148.0 MB in the end (delta: -11.7 MB). Peak memory consumption was 10.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 59.65 ms. Allocated memory is still 173.0 MB. Free memory was 148.0 MB in the beginning and 144.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 726.08 ms. Allocated memory is still 173.0 MB. Free memory was 144.2 MB in the beginning and 133.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5735.79 ms. Allocated memory was 173.0 MB in the beginning and 323.0 MB in the end (delta: 149.9 MB). Free memory was 132.8 MB in the beginning and 129.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 167.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 489]: 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, 134 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2735.8ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 25.6ms, AutomataDifference: 1739.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 2934.0ms, InitialAbstractionConstructionTime: 8.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 274 SDtfs, 401 SDslu, 166 SDs, 0 SdLazy, 407 SolverSat, 80 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 744.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 884.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 79.6ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 127 LocationsWithAnnotation, 422 PreInvPairs, 533 NumberOfFragments, 403 HoareAnnotationTreeSize, 422 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 1195.3ms HoareSimplificationTime, 127 FomulaSimplificationsInter, 10976 FormulaSimplificationTreeSizeReductionInter, 1682.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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: 401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 305]: Procedure Contract for Id_MCDC_113 Derived contract for procedure Id_MCDC_113: 1 - ProcedureContractResult [Line: 356]: Procedure Contract for Id_MCDC_115 Derived contract for procedure Id_MCDC_115: 1 - ProcedureContractResult [Line: 325]: Procedure Contract for Id_MCDC_114 Derived contract for procedure Id_MCDC_114: 1 - ProcedureContractResult [Line: 274]: Procedure Contract for Id_MCDC_110 Derived contract for procedure Id_MCDC_110: 1 - ProcedureContractResult [Line: 452]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 9]: Procedure Contract for avoid_zero Derived contract for procedure avoid_zero: 1 - ProcedureContractResult [Line: 485]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert: Id_MCDC_121 == 1 || !(\old(Id_MCDC_121) == 1) - ProcedureContractResult [Line: 425]: Procedure Contract for Id_MCDC_117 Derived contract for procedure Id_MCDC_117: 1 - ProcedureContractResult [Line: 218]: Procedure Contract for Id_MCDC_107 Derived contract for procedure Id_MCDC_107: 1 - ProcedureContractResult [Line: 445]: Procedure Contract for Id_MCDC_118 Derived contract for procedure Id_MCDC_118: 1 RESULT: Ultimate proved your program to be correct! Received shutdown request...