/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/acceleratedInterpolationQvasr_64.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-06 20:24:31,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-06 20:24:31,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-06 20:24:31,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-04-06 20:24:31,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-06 20:24:31,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-06 20:24:31,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-06 20:24:31,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-06 20:24:31,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-06 20:24:31,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-06 20:24:31,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-06 20:24:31,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-06 20:24:31,202 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-06 20:24:31,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-06 20:24:31,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-06 20:24:31,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-06 20:24:31,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-06 20:24:31,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-06 20:24:31,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-06 20:24:31,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-06 20:24:31,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-06 20:24:31,224 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf [2022-04-06 20:24:31,239 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-06 20:24:31,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-06 20:24:31,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-06 20:24:31,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-06 20:24:31,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-06 20:24:31,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-06 20:24:31,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-06 20:24:31,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-06 20:24:31,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-06 20:24:31,242 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-06 20:24:31,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-06 20:24:31,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-06 20:24:31,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-06 20:24:31,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-06 20:24:31,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-06 20:24:31,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 20:24:31,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-06 20:24:31,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-04-06 20:24:31,244 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-04-06 20:24:31,244 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-04-06 20:24:31,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-06 20:24:31,244 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=QVASR [2022-04-06 20:24:31,244 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-06 20:24:31,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-06 20:24:31,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-06 20:24:31,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-06 20:24:31,472 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-06 20:24:31,475 INFO L275 PluginConnector]: CDTParser initialized [2022-04-06 20:24:31,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2022-04-06 20:24:31,538 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02f86611e/58e8bd6e347949c6a2a92cd29e1494c4/FLAGe8c6c984f [2022-04-06 20:24:31,991 INFO L306 CDTParser]: Found 1 translation units. [2022-04-06 20:24:31,991 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2022-04-06 20:24:32,014 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02f86611e/58e8bd6e347949c6a2a92cd29e1494c4/FLAGe8c6c984f [2022-04-06 20:24:32,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02f86611e/58e8bd6e347949c6a2a92cd29e1494c4 [2022-04-06 20:24:32,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-06 20:24:32,351 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-04-06 20:24:32,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-06 20:24:32,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-06 20:24:32,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-06 20:24:32,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 08:24:32" (1/1) ... [2022-04-06 20:24:32,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7784f5f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:24:32, skipping insertion in model container [2022-04-06 20:24:32,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 08:24:32" (1/1) ... [2022-04-06 20:24:32,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-06 20:24:32,402 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-06 20:24:32,631 WARN L230 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] [2022-04-06 20:24:32,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 20:24:32,640 INFO L203 MainTranslator]: Completed pre-run [2022-04-06 20:24:32,709 WARN L230 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] [2022-04-06 20:24:32,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 20:24:32,723 INFO L208 MainTranslator]: Completed translation [2022-04-06 20:24:32,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:24:32 WrapperNode [2022-04-06 20:24:32,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-06 20:24:32,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-06 20:24:32,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-06 20:24:32,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-06 20:24:32,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:24:32" (1/1) ... [2022-04-06 20:24:32,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:24:32" (1/1) ... [2022-04-06 20:24:32,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:24:32" (1/1) ... [2022-04-06 20:24:32,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:24:32" (1/1) ... [2022-04-06 20:24:32,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:24:32" (1/1) ... [2022-04-06 20:24:32,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:24:32" (1/1) ... [2022-04-06 20:24:32,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:24:32" (1/1) ... [2022-04-06 20:24:32,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-06 20:24:32,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-06 20:24:32,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-06 20:24:32,813 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-06 20:24:32,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:24:32" (1/1) ... [2022-04-06 20:24:32,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 20:24:32,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 20:24:32,869 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-06 20:24:32,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-06 20:24:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-06 20:24:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-06 20:24:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-06 20:24:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-06 20:24:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-04-06 20:24:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2022-04-06 20:24:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_110 [2022-04-06 20:24:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2022-04-06 20:24:32,915 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_114 [2022-04-06 20:24:32,915 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_115 [2022-04-06 20:24:32,915 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_117 [2022-04-06 20:24:32,916 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_118 [2022-04-06 20:24:32,916 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-06 20:24:32,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-06 20:24:32,917 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-06 20:24:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-06 20:24:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-06 20:24:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-06 20:24:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-06 20:24:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-04-06 20:24:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-04-06 20:24:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2022-04-06 20:24:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_110 [2022-04-06 20:24:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2022-04-06 20:24:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_114 [2022-04-06 20:24:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_115 [2022-04-06 20:24:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-04-06 20:24:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_117 [2022-04-06 20:24:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_118 [2022-04-06 20:24:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-04-06 20:24:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-06 20:24:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-06 20:24:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-04-06 20:24:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-06 20:24:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-04-06 20:24:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-06 20:24:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-06 20:24:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-06 20:24:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-04-06 20:24:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-04-06 20:24:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-06 20:24:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-04-06 20:24:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-06 20:24:33,094 INFO L234 CfgBuilder]: Building ICFG [2022-04-06 20:24:33,096 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-06 20:24:33,525 INFO L275 CfgBuilder]: Performing block encoding [2022-04-06 20:24:33,531 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-06 20:24:33,531 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-04-06 20:24:33,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 08:24:33 BoogieIcfgContainer [2022-04-06 20:24:33,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-06 20:24:33,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-06 20:24:33,535 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-06 20:24:33,538 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-06 20:24:33,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 08:24:32" (1/3) ... [2022-04-06 20:24:33,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@377eb47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 08:24:33, skipping insertion in model container [2022-04-06 20:24:33,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:24:32" (2/3) ... [2022-04-06 20:24:33,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@377eb47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 08:24:33, skipping insertion in model container [2022-04-06 20:24:33,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 08:24:33" (3/3) ... [2022-04-06 20:24:33,540 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_1.c [2022-04-06 20:24:33,544 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-04-06 20:24:33,544 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-06 20:24:33,580 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-06 20:24:33,585 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-06 20:24:33,585 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-06 20:24:33,600 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) [2022-04-06 20:24:33,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-04-06 20:24:33,610 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 20:24:33,610 INFO L499 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] [2022-04-06 20:24:33,611 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 20:24:33,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 20:24:33,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1995573915, now seen corresponding path program 1 times [2022-04-06 20:24:33,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-06 20:24:33,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [404751624] [2022-04-06 20:24:33,631 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-06 20:24:33,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1995573915, now seen corresponding path program 2 times [2022-04-06 20:24:33,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 20:24:33,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075309183] [2022-04-06 20:24:33,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 20:24:33,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 20:24:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 20:24:33,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 20:24:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 20:24:34,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-04-06 20:24:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 20:24:34,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-04-06 20:24:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 20:24:34,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 20:24:34,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 20:24:34,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075309183] [2022-04-06 20:24:34,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075309183] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 20:24:34,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 20:24:34,086 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 20:24:34,088 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-06 20:24:34,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [404751624] [2022-04-06 20:24:34,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [404751624] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 20:24:34,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 20:24:34,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 20:24:34,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130761406] [2022-04-06 20:24:34,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 20:24:34,096 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 20:24:34,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-06 20:24:34,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 20:24:34,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 20:24:34,125 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) [2022-04-06 20:24:34,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 20:24:34,563 INFO L93 Difference]: Finished difference Result 241 states and 361 transitions. [2022-04-06 20:24:34,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 20:24:34,565 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 [2022-04-06 20:24:34,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 20:24:34,574 INFO L225 Difference]: With dead ends: 241 [2022-04-06 20:24:34,575 INFO L226 Difference]: Without dead ends: 118 [2022-04-06 20:24:34,582 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-06 20:24:34,592 INFO L913 BasicCegarLoop]: 132 mSDtfsCounter, 236 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-06 20:24:34,595 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [243 Valid, 137 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-06 20:24:34,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-04-06 20:24:34,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2022-04-06 20:24:34,663 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) [2022-04-06 20:24:34,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 164 transitions. [2022-04-06 20:24:34,667 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 164 transitions. Word has length 38 [2022-04-06 20:24:34,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 20:24:34,668 INFO L478 AbstractCegarLoop]: Abstraction has 118 states and 164 transitions. [2022-04-06 20:24:34,669 INFO L479 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) [2022-04-06 20:24:34,669 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 164 transitions. [2022-04-06 20:24:34,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-04-06 20:24:34,677 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 20:24:34,677 INFO L499 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] [2022-04-06 20:24:34,677 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-06 20:24:34,677 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 20:24:34,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 20:24:34,678 INFO L85 PathProgramCache]: Analyzing trace with hash -946031849, now seen corresponding path program 1 times [2022-04-06 20:24:34,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-06 20:24:34,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1945260587] [2022-04-06 20:24:34,679 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-06 20:24:34,680 INFO L85 PathProgramCache]: Analyzing trace with hash -946031849, now seen corresponding path program 2 times [2022-04-06 20:24:34,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 20:24:34,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140460076] [2022-04-06 20:24:34,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 20:24:34,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 20:24:34,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 20:24:34,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 20:24:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 20:24:34,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-04-06 20:24:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 20:24:34,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-04-06 20:24:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 20:24:34,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 20:24:34,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 20:24:34,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140460076] [2022-04-06 20:24:34,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140460076] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 20:24:34,886 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 20:24:34,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-06 20:24:34,886 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-06 20:24:34,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1945260587] [2022-04-06 20:24:34,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1945260587] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 20:24:34,887 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 20:24:34,887 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-06 20:24:34,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917190414] [2022-04-06 20:24:34,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 20:24:34,888 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-06 20:24:34,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-06 20:24:34,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-06 20:24:34,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-06 20:24:34,889 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) [2022-04-06 20:24:35,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 20:24:35,585 INFO L93 Difference]: Finished difference Result 118 states and 164 transitions. [2022-04-06 20:24:35,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-04-06 20:24:35,586 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 [2022-04-06 20:24:35,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 20:24:35,587 INFO L225 Difference]: With dead ends: 118 [2022-04-06 20:24:35,587 INFO L226 Difference]: Without dead ends: 0 [2022-04-06 20:24:35,588 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-04-06 20:24:35,590 INFO L913 BasicCegarLoop]: 119 mSDtfsCounter, 233 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-04-06 20:24:35,591 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 123 Invalid, 444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-04-06 20:24:35,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-04-06 20:24:35,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-04-06 20:24:35,593 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) [2022-04-06 20:24:35,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-04-06 20:24:35,594 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2022-04-06 20:24:35,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 20:24:35,594 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-04-06 20:24:35,594 INFO L479 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) [2022-04-06 20:24:35,594 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-06 20:24:35,594 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-06 20:24:35,596 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-06 20:24:35,597 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-06 20:24:35,598 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-04-06 20:24:36,092 INFO L882 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-04-06 20:24:36,092 INFO L882 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-04-06 20:24:36,093 INFO L882 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-04-06 20:24:36,093 INFO L885 garLoopResultBuilder]: At program point L321(line 321) the Hoare annotation is: true [2022-04-06 20:24:36,093 INFO L885 garLoopResultBuilder]: At program point L322-1(line 322) the Hoare annotation is: true [2022-04-06 20:24:36,093 INFO L885 garLoopResultBuilder]: At program point L321-1(line 321) the Hoare annotation is: true [2022-04-06 20:24:36,093 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_113EXIT(lines 305 324) the Hoare annotation is: true [2022-04-06 20:24:36,093 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_113ENTRY(lines 305 324) the Hoare annotation is: true [2022-04-06 20:24:36,093 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_113FINAL(lines 305 324) the Hoare annotation is: true [2022-04-06 20:24:36,094 INFO L885 garLoopResultBuilder]: At program point L315(line 315) the Hoare annotation is: true [2022-04-06 20:24:36,094 INFO L885 garLoopResultBuilder]: At program point L315-1(line 315) the Hoare annotation is: true [2022-04-06 20:24:36,094 INFO L885 garLoopResultBuilder]: At program point L313(lines 313 320) the Hoare annotation is: true [2022-04-06 20:24:36,094 INFO L885 garLoopResultBuilder]: At program point L313-2(lines 313 320) the Hoare annotation is: true [2022-04-06 20:24:36,094 INFO L885 garLoopResultBuilder]: At program point L309(lines 309 312) the Hoare annotation is: true [2022-04-06 20:24:36,094 INFO L885 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: true [2022-04-06 20:24:36,094 INFO L885 garLoopResultBuilder]: At program point L386-1(lines 386 389) the Hoare annotation is: true [2022-04-06 20:24:36,095 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_115ENTRY(lines 356 424) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-06 20:24:36,095 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_115FINAL(lines 356 424) the Hoare annotation is: true [2022-04-06 20:24:36,095 INFO L885 garLoopResultBuilder]: At program point L403(line 403) the Hoare annotation is: true [2022-04-06 20:24:36,095 INFO L885 garLoopResultBuilder]: At program point L403-1(lines 403 406) the Hoare annotation is: true [2022-04-06 20:24:36,095 INFO L885 garLoopResultBuilder]: At program point L383-2(lines 383 421) the Hoare annotation is: true [2022-04-06 20:24:36,095 INFO L885 garLoopResultBuilder]: At program point L383-3(lines 383 421) the Hoare annotation is: true [2022-04-06 20:24:36,095 INFO L885 garLoopResultBuilder]: At program point L396(line 396) the Hoare annotation is: true [2022-04-06 20:24:36,095 INFO L885 garLoopResultBuilder]: At program point L396-1(lines 396 399) the Hoare annotation is: true [2022-04-06 20:24:36,096 INFO L885 garLoopResultBuilder]: At program point L413(line 413) the Hoare annotation is: true [2022-04-06 20:24:36,096 INFO L885 garLoopResultBuilder]: At program point L413-1(line 413) the Hoare annotation is: true [2022-04-06 20:24:36,096 INFO L885 garLoopResultBuilder]: At program point L401-2(lines 401 418) the Hoare annotation is: true [2022-04-06 20:24:36,096 INFO L885 garLoopResultBuilder]: At program point L401-3(lines 401 418) the Hoare annotation is: true [2022-04-06 20:24:36,096 INFO L885 garLoopResultBuilder]: At program point L401-4(lines 401 418) the Hoare annotation is: true [2022-04-06 20:24:36,096 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_115EXIT(lines 356 424) the Hoare annotation is: true [2022-04-06 20:24:36,096 INFO L885 garLoopResultBuilder]: At program point L414(lines 414 417) the Hoare annotation is: true [2022-04-06 20:24:36,096 INFO L885 garLoopResultBuilder]: At program point L381(lines 381 422) the Hoare annotation is: true [2022-04-06 20:24:36,096 INFO L885 garLoopResultBuilder]: At program point L377-2(lines 377 380) the Hoare annotation is: true [2022-04-06 20:24:36,096 INFO L885 garLoopResultBuilder]: At program point L377-3(lines 377 380) the Hoare annotation is: true [2022-04-06 20:24:36,097 INFO L885 garLoopResultBuilder]: At program point L377-4(lines 357 424) the Hoare annotation is: true [2022-04-06 20:24:36,097 INFO L885 garLoopResultBuilder]: At program point L390(line 390) the Hoare annotation is: true [2022-04-06 20:24:36,097 INFO L885 garLoopResultBuilder]: At program point L390-1(lines 390 393) the Hoare annotation is: true [2022-04-06 20:24:36,097 INFO L885 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: true [2022-04-06 20:24:36,097 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_114EXIT(lines 325 355) the Hoare annotation is: true [2022-04-06 20:24:36,097 INFO L885 garLoopResultBuilder]: At program point L343(lines 343 348) the Hoare annotation is: true [2022-04-06 20:24:36,097 INFO L885 garLoopResultBuilder]: At program point L343-1(lines 341 353) the Hoare annotation is: true [2022-04-06 20:24:36,097 INFO L885 garLoopResultBuilder]: At program point L341(line 341) the Hoare annotation is: true [2022-04-06 20:24:36,098 INFO L885 garLoopResultBuilder]: At program point L341-2(line 341) the Hoare annotation is: true [2022-04-06 20:24:36,098 INFO L885 garLoopResultBuilder]: At program point L341-3(line 341) the Hoare annotation is: true [2022-04-06 20:24:36,098 INFO L885 garLoopResultBuilder]: At program point L341-5(lines 341 353) the Hoare annotation is: true [2022-04-06 20:24:36,098 INFO L885 garLoopResultBuilder]: At program point L333-1(lines 333 340) the Hoare annotation is: true [2022-04-06 20:24:36,098 INFO L885 garLoopResultBuilder]: At program point L333-3(lines 333 340) the Hoare annotation is: true [2022-04-06 20:24:36,098 INFO L885 garLoopResultBuilder]: At program point L329(lines 329 332) the Hoare annotation is: true [2022-04-06 20:24:36,098 INFO L885 garLoopResultBuilder]: At program point L333-4(lines 333 340) the Hoare annotation is: true [2022-04-06 20:24:36,098 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_114ENTRY(lines 325 355) the Hoare annotation is: true [2022-04-06 20:24:36,098 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_114FINAL(lines 325 355) the Hoare annotation is: true [2022-04-06 20:24:36,098 INFO L885 garLoopResultBuilder]: At program point L336(lines 336 339) the Hoare annotation is: true [2022-04-06 20:24:36,099 INFO L885 garLoopResultBuilder]: At program point L286(lines 286 294) the Hoare annotation is: true [2022-04-06 20:24:36,099 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_110FINAL(lines 274 304) the Hoare annotation is: true [2022-04-06 20:24:36,099 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_110EXIT(lines 274 304) the Hoare annotation is: true [2022-04-06 20:24:36,099 INFO L885 garLoopResultBuilder]: At program point L280(lines 280 294) the Hoare annotation is: true [2022-04-06 20:24:36,099 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_110ENTRY(lines 274 304) the Hoare annotation is: true [2022-04-06 20:24:36,099 INFO L885 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: true [2022-04-06 20:24:36,099 INFO L885 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-04-06 20:24:36,099 INFO L885 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-04-06 20:24:36,100 INFO L885 garLoopResultBuilder]: At program point L295-1(lines 275 304) the Hoare annotation is: true [2022-04-06 20:24:36,100 INFO L885 garLoopResultBuilder]: At program point L295-2(lines 295 302) the Hoare annotation is: true [2022-04-06 20:24:36,100 INFO L878 garLoopResultBuilder]: At program point L478(lines 478 481) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-04-06 20:24:36,100 INFO L878 garLoopResultBuilder]: At program point mainENTRY(lines 452 484) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-04-06 20:24:36,100 INFO L885 garLoopResultBuilder]: At program point mainFINAL(lines 452 484) the Hoare annotation is: true [2022-04-06 20:24:36,100 INFO L885 garLoopResultBuilder]: At program point mainEXIT(lines 452 484) the Hoare annotation is: true [2022-04-06 20:24:36,100 INFO L878 garLoopResultBuilder]: At program point L483(line 483) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-04-06 20:24:36,100 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_117ENTRY(lines 425 444) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-04-06 20:24:36,101 INFO L878 garLoopResultBuilder]: At program point L442(line 442) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 20:24:36,101 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_117FINAL(lines 425 444) the Hoare annotation is: true [2022-04-06 20:24:36,101 INFO L878 garLoopResultBuilder]: At program point L430(line 430) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 20:24:36,101 INFO L878 garLoopResultBuilder]: At program point L430-1(line 430) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 20:24:36,101 INFO L878 garLoopResultBuilder]: At program point L433(line 433) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 20:24:36,101 INFO L878 garLoopResultBuilder]: At program point L433-2(lines 433 440) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 20:24:36,101 INFO L878 garLoopResultBuilder]: At program point L431-2(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 20:24:36,101 INFO L878 garLoopResultBuilder]: At program point L431-3(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 20:24:36,102 INFO L878 garLoopResultBuilder]: At program point L431-4(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 20:24:36,102 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_117EXIT(lines 425 444) the Hoare annotation is: true [2022-04-06 20:24:36,102 INFO L878 garLoopResultBuilder]: At program point L449(line 449) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-04-06 20:24:36,102 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_118ENTRY(lines 445 451) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-04-06 20:24:36,102 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_118FINAL(lines 445 451) the Hoare annotation is: true [2022-04-06 20:24:36,102 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_118EXIT(lines 445 451) the Hoare annotation is: true [2022-04-06 20:24:36,102 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-04-06 20:24:36,102 INFO L882 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-04-06 20:24:36,103 INFO L882 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-04-06 20:24:36,103 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-04-06 20:24:36,103 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-04-06 20:24:36,103 INFO L878 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~#Id_MCDC_130~0.base)| |~#Id_MCDC_130~0.base|) (= |old(~Id_MCDC_128~0.offset)| ~Id_MCDC_128~0.offset) (= |old(~Id_MCDC_123~0)| ~Id_MCDC_123~0) (= |old(~Id_MCDC_126~0.offset)| ~Id_MCDC_126~0.offset) (= |~#Id_MCDC_130~0.offset| |old(~#Id_MCDC_130~0.offset)|) (= |old(~Id_MCDC_124~0)| ~Id_MCDC_124~0) (= ~Id_MCDC_125~0.base |old(~Id_MCDC_125~0.base)|) (= ~Id_MCDC_128~0.base |old(~Id_MCDC_128~0.base)|) (= |~#Id_MCDC_131~0.base| |old(~#Id_MCDC_131~0.base)|) (= ~Id_MCDC_129~0.offset |old(~Id_MCDC_129~0.offset)|) (= |~#Id_MCDC_131~0.offset| |old(~#Id_MCDC_131~0.offset)|) (= |old(~Id_MCDC_125~0.offset)| ~Id_MCDC_125~0.offset) (= |old(~Id_MCDC_127~0.base)| ~Id_MCDC_127~0.base) (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= ~Id_MCDC_127~0.offset |old(~Id_MCDC_127~0.offset)|) (= |old(~Id_MCDC_129~0.base)| ~Id_MCDC_129~0.base) (= |old(~Id_MCDC_126~0.base)| ~Id_MCDC_126~0.base) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~Id_MCDC_122~0)| ~Id_MCDC_122~0) (= |old(#NULL.base)| |#NULL.base|)) [2022-04-06 20:24:36,103 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-04-06 20:24:36,103 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-04-06 20:24:36,103 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-04-06 20:24:36,103 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-04-06 20:24:36,104 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-04-06 20:24:36,104 INFO L885 garLoopResultBuilder]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2022-04-06 20:24:36,104 INFO L885 garLoopResultBuilder]: At program point L11(lines 11 14) the Hoare annotation is: true [2022-04-06 20:24:36,104 INFO L885 garLoopResultBuilder]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2022-04-06 20:24:36,104 INFO L885 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-04-06 20:24:36,104 INFO L885 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 485 492) the Hoare annotation is: true [2022-04-06 20:24:36,104 INFO L878 garLoopResultBuilder]: 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))) [2022-04-06 20:24:36,104 INFO L878 garLoopResultBuilder]: At program point L489(line 489) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1)) [2022-04-06 20:24:36,104 INFO L878 garLoopResultBuilder]: 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))) [2022-04-06 20:24:36,105 INFO L878 garLoopResultBuilder]: 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))) [2022-04-06 20:24:36,105 INFO L878 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 489) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1)) [2022-04-06 20:24:36,105 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_107ENTRY(lines 218 273) the Hoare annotation is: true [2022-04-06 20:24:36,105 INFO L885 garLoopResultBuilder]: At program point L254(lines 254 257) the Hoare annotation is: true [2022-04-06 20:24:36,105 INFO L885 garLoopResultBuilder]: At program point L246(line 246) the Hoare annotation is: true [2022-04-06 20:24:36,105 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_107FINAL(lines 218 273) the Hoare annotation is: true [2022-04-06 20:24:36,105 INFO L885 garLoopResultBuilder]: At program point L242(line 242) the Hoare annotation is: true [2022-04-06 20:24:36,105 INFO L885 garLoopResultBuilder]: At program point L242-2(line 242) the Hoare annotation is: true [2022-04-06 20:24:36,105 INFO L885 garLoopResultBuilder]: At program point L234(lines 234 250) the Hoare annotation is: true [2022-04-06 20:24:36,106 INFO L885 garLoopResultBuilder]: At program point L259(line 259) the Hoare annotation is: true [2022-04-06 20:24:36,106 INFO L885 garLoopResultBuilder]: At program point L259-2(line 259) the Hoare annotation is: true [2022-04-06 20:24:36,106 INFO L885 garLoopResultBuilder]: At program point L259-3(line 259) the Hoare annotation is: true [2022-04-06 20:24:36,106 INFO L885 garLoopResultBuilder]: At program point L259-5(lines 259 271) the Hoare annotation is: true [2022-04-06 20:24:36,106 INFO L885 garLoopResultBuilder]: At program point L251-1(lines 251 258) the Hoare annotation is: true [2022-04-06 20:24:36,106 INFO L885 garLoopResultBuilder]: At program point L251-3(lines 251 258) the Hoare annotation is: true [2022-04-06 20:24:36,106 INFO L885 garLoopResultBuilder]: At program point L251-4(lines 251 258) the Hoare annotation is: true [2022-04-06 20:24:36,106 INFO L885 garLoopResultBuilder]: At program point L243(line 243) the Hoare annotation is: true [2022-04-06 20:24:36,106 INFO L885 garLoopResultBuilder]: At program point L239(line 239) the Hoare annotation is: true [2022-04-06 20:24:36,106 INFO L885 garLoopResultBuilder]: At program point L239-2(line 239) the Hoare annotation is: true [2022-04-06 20:24:36,107 INFO L885 garLoopResultBuilder]: At program point L227(lines 227 233) the Hoare annotation is: true [2022-04-06 20:24:36,107 INFO L885 garLoopResultBuilder]: At program point L227-2(lines 227 233) the Hoare annotation is: true [2022-04-06 20:24:36,107 INFO L885 garLoopResultBuilder]: At program point L223(lines 223 226) the Hoare annotation is: true [2022-04-06 20:24:36,107 INFO L885 garLoopResultBuilder]: At program point L248(line 248) the Hoare annotation is: true [2022-04-06 20:24:36,107 INFO L885 garLoopResultBuilder]: At program point L240(line 240) the Hoare annotation is: true [2022-04-06 20:24:36,107 INFO L885 garLoopResultBuilder]: At program point L236(line 236) the Hoare annotation is: true [2022-04-06 20:24:36,107 INFO L885 garLoopResultBuilder]: At program point L236-2(line 236) the Hoare annotation is: true [2022-04-06 20:24:36,107 INFO L885 garLoopResultBuilder]: At program point L261(lines 261 266) the Hoare annotation is: true [2022-04-06 20:24:36,107 INFO L885 garLoopResultBuilder]: At program point L261-1(lines 259 271) the Hoare annotation is: true [2022-04-06 20:24:36,108 INFO L885 garLoopResultBuilder]: At program point L245(line 245) the Hoare annotation is: true [2022-04-06 20:24:36,108 INFO L885 garLoopResultBuilder]: At program point L245-2(line 245) the Hoare annotation is: true [2022-04-06 20:24:36,108 INFO L885 garLoopResultBuilder]: At program point L237(line 237) the Hoare annotation is: true [2022-04-06 20:24:36,108 INFO L885 garLoopResultBuilder]: At program point L229(lines 229 232) the Hoare annotation is: true [2022-04-06 20:24:36,108 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_107EXIT(lines 218 273) the Hoare annotation is: true [2022-04-06 20:24:36,111 INFO L719 BasicCegarLoop]: Path program histogram: [2, 2] [2022-04-06 20:24:36,112 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-06 20:24:36,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 08:24:36 BoogieIcfgContainer [2022-04-06 20:24:36,125 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-06 20:24:36,126 INFO L158 Benchmark]: Toolchain (without parser) took 3774.43ms. Allocated memory was 172.0MB in the beginning and 208.7MB in the end (delta: 36.7MB). Free memory was 119.6MB in the beginning and 158.2MB in the end (delta: -38.7MB). Peak memory consumption was 92.4MB. Max. memory is 8.0GB. [2022-04-06 20:24:36,126 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 172.0MB. Free memory was 137.0MB in the beginning and 136.9MB in the end (delta: 74.6kB). There was no memory consumed. Max. memory is 8.0GB. [2022-04-06 20:24:36,127 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.36ms. Allocated memory was 172.0MB in the beginning and 208.7MB in the end (delta: 36.7MB). Free memory was 119.4MB in the beginning and 177.4MB in the end (delta: -58.0MB). Peak memory consumption was 12.4MB. Max. memory is 8.0GB. [2022-04-06 20:24:36,127 INFO L158 Benchmark]: Boogie Preprocessor took 87.74ms. Allocated memory is still 208.7MB. Free memory was 177.4MB in the beginning and 174.1MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-04-06 20:24:36,127 INFO L158 Benchmark]: RCFGBuilder took 720.46ms. Allocated memory is still 208.7MB. Free memory was 173.7MB in the beginning and 143.6MB in the end (delta: 30.1MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-04-06 20:24:36,128 INFO L158 Benchmark]: TraceAbstraction took 2590.69ms. Allocated memory is still 208.7MB. Free memory was 142.9MB in the beginning and 158.2MB in the end (delta: -15.3MB). Peak memory consumption was 80.0MB. Max. memory is 8.0GB. [2022-04-06 20:24:36,129 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 172.0MB. Free memory was 137.0MB in the beginning and 136.9MB in the end (delta: 74.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 368.36ms. Allocated memory was 172.0MB in the beginning and 208.7MB in the end (delta: 36.7MB). Free memory was 119.4MB in the beginning and 177.4MB in the end (delta: -58.0MB). Peak memory consumption was 12.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 87.74ms. Allocated memory is still 208.7MB. Free memory was 177.4MB in the beginning and 174.1MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 720.46ms. Allocated memory is still 208.7MB. Free memory was 173.7MB in the beginning and 143.6MB in the end (delta: 30.1MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * TraceAbstraction took 2590.69ms. Allocated memory is still 208.7MB. Free memory was 142.9MB in the beginning and 158.2MB in the end (delta: -15.3MB). Peak memory consumption was 80.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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. OverallTime: 2.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 482 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 469 mSDsluCounter, 260 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 86 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 500 IncrementalHoareTripleChecker+Invalid, 586 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 86 mSolverCounterUnsat, 251 mSDtfsCounter, 500 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=0, InterpolantAutomatonStates: 12, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 127 LocationsWithAnnotation, 422 PreInvPairs, 533 NumberOfFragments, 353 HoareAnnotationTreeSize, 422 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 127 FomulaSimplificationsInter, 12 FormulaSimplificationTreeSizeReductionInter, 0.2s 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: \old(Id_MCDC_132) == Id_MCDC_132 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: 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! [2022-04-06 20:24:36,162 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...