/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_3.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-7968f31 [2022-03-18 00:44:53,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-18 00:44:53,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-18 00:44:53,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-18 00:44:53,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-18 00:44:53,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-18 00:44:53,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-18 00:44:53,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-18 00:44:53,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-18 00:44:53,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-18 00:44:53,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-18 00:44:53,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-18 00:44:53,926 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-18 00:44:53,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-18 00:44:53,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-18 00:44:53,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-18 00:44:53,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-18 00:44:53,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-18 00:44:53,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-18 00:44:53,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-18 00:44:53,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-18 00:44:53,944 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf [2022-03-18 00:44:53,952 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-18 00:44:53,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-18 00:44:53,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-18 00:44:53,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-18 00:44:53,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-18 00:44:53,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-18 00:44:53,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-18 00:44:53,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-18 00:44:53,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-18 00:44:53,955 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-18 00:44:53,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-18 00:44:53,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-18 00:44:53,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-18 00:44:53,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-18 00:44:53,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-18 00:44:53,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-18 00:44:53,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-18 00:44:53,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-18 00:44:53,956 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-03-18 00:44:53,956 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-03-18 00:44:53,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-18 00:44:53,956 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=QVASR [2022-03-18 00:44:53,956 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-18 00:44:54,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-18 00:44:54,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-18 00:44:54,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-18 00:44:54,174 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-18 00:44:54,176 INFO L275 PluginConnector]: CDTParser initialized [2022-03-18 00:44:54,177 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_3.c [2022-03-18 00:44:54,234 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24e849bac/b697153cb83844f58644c9dd4916adfe/FLAGe9df6f12d [2022-03-18 00:44:54,563 INFO L306 CDTParser]: Found 1 translation units. [2022-03-18 00:44:54,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_3.c [2022-03-18 00:44:54,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24e849bac/b697153cb83844f58644c9dd4916adfe/FLAGe9df6f12d [2022-03-18 00:44:54,977 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24e849bac/b697153cb83844f58644c9dd4916adfe [2022-03-18 00:44:54,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-18 00:44:54,980 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-18 00:44:54,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-18 00:44:54,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-18 00:44:54,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-18 00:44:54,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 12:44:54" (1/1) ... [2022-03-18 00:44:54,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e95f3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:54, skipping insertion in model container [2022-03-18 00:44:54,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 12:44:54" (1/1) ... [2022-03-18 00:44:54,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-18 00:44:55,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-18 00:44:55,226 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_3.c[11322,11335] [2022-03-18 00:44:55,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-18 00:44:55,243 INFO L203 MainTranslator]: Completed pre-run [2022-03-18 00:44:55,289 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_3.c[11322,11335] [2022-03-18 00:44:55,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-18 00:44:55,300 INFO L208 MainTranslator]: Completed translation [2022-03-18 00:44:55,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:55 WrapperNode [2022-03-18 00:44:55,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-18 00:44:55,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-18 00:44:55,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-18 00:44:55,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-18 00:44:55,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:55" (1/1) ... [2022-03-18 00:44:55,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:55" (1/1) ... [2022-03-18 00:44:55,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:55" (1/1) ... [2022-03-18 00:44:55,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:55" (1/1) ... [2022-03-18 00:44:55,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:55" (1/1) ... [2022-03-18 00:44:55,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:55" (1/1) ... [2022-03-18 00:44:55,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:55" (1/1) ... [2022-03-18 00:44:55,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-18 00:44:55,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-18 00:44:55,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-18 00:44:55,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-18 00:44:55,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:55" (1/1) ... [2022-03-18 00:44:55,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-18 00:44:55,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 00:44:55,402 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) [2022-03-18 00:44:55,416 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 [2022-03-18 00:44:55,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-18 00:44:55,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-18 00:44:55,446 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-18 00:44:55,446 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-03-18 00:44:55,446 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-03-18 00:44:55,447 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2022-03-18 00:44:55,447 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2022-03-18 00:44:55,447 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2022-03-18 00:44:55,447 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2022-03-18 00:44:55,447 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2022-03-18 00:44:55,447 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2022-03-18 00:44:55,447 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2022-03-18 00:44:55,447 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-18 00:44:55,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-03-18 00:44:55,447 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-18 00:44:55,447 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-18 00:44:55,447 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-18 00:44:55,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-18 00:44:55,448 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-03-18 00:44:55,449 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-03-18 00:44:55,449 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-03-18 00:44:55,449 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2022-03-18 00:44:55,449 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2022-03-18 00:44:55,451 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2022-03-18 00:44:55,451 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2022-03-18 00:44:55,451 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2022-03-18 00:44:55,451 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-03-18 00:44:55,451 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2022-03-18 00:44:55,451 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2022-03-18 00:44:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-03-18 00:44:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-18 00:44:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-03-18 00:44:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-18 00:44:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-18 00:44:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-18 00:44:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-18 00:44:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-18 00:44:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-18 00:44:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-18 00:44:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-18 00:44:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-18 00:44:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-03-18 00:44:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-18 00:44:55,588 INFO L234 CfgBuilder]: Building ICFG [2022-03-18 00:44:55,589 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-18 00:44:55,913 INFO L275 CfgBuilder]: Performing block encoding [2022-03-18 00:44:55,919 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-18 00:44:55,919 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-03-18 00:44:55,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 12:44:55 BoogieIcfgContainer [2022-03-18 00:44:55,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-18 00:44:55,922 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-18 00:44:55,923 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-18 00:44:55,925 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-18 00:44:55,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.03 12:44:54" (1/3) ... [2022-03-18 00:44:55,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@def5763 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.03 12:44:55, skipping insertion in model container [2022-03-18 00:44:55,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:55" (2/3) ... [2022-03-18 00:44:55,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@def5763 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.03 12:44:55, skipping insertion in model container [2022-03-18 00:44:55,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 12:44:55" (3/3) ... [2022-03-18 00:44:55,928 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_3.c [2022-03-18 00:44:55,933 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-18 00:44:55,934 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-18 00:44:55,974 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-18 00:44:55,979 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 [2022-03-18 00:44:55,980 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-18 00:44:56,001 INFO L276 IsEmpty]: Start isEmpty. Operand has 128 states, 99 states have (on average 1.5353535353535352) internal successors, (152), 101 states have internal predecessors, (152), 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) [2022-03-18 00:44:56,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-03-18 00:44:56,009 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 00:44:56,010 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 00:44:56,010 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 00:44:56,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 00:44:56,014 INFO L85 PathProgramCache]: Analyzing trace with hash -540283313, now seen corresponding path program 1 times [2022-03-18 00:44:56,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-03-18 00:44:56,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [535438555] [2022-03-18 00:44:56,026 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-03-18 00:44:56,027 INFO L85 PathProgramCache]: Analyzing trace with hash -540283313, now seen corresponding path program 2 times [2022-03-18 00:44:56,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 00:44:56,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020001719] [2022-03-18 00:44:56,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 00:44:56,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 00:44:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 00:44:56,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 00:44:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 00:44:56,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-03-18 00:44:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 00:44:56,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-03-18 00:44:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 00:44:56,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 00:44:56,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 00:44:56,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020001719] [2022-03-18 00:44:56,451 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020001719] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 00:44:56,451 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 00:44:56,451 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 00:44:56,460 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-03-18 00:44:56,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [535438555] [2022-03-18 00:44:56,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [535438555] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 00:44:56,460 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 00:44:56,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 00:44:56,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546769654] [2022-03-18 00:44:56,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 00:44:56,464 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 00:44:56,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-03-18 00:44:56,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 00:44:56,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 00:44:56,486 INFO L87 Difference]: Start difference. First operand has 128 states, 99 states have (on average 1.5353535353535352) internal successors, (152), 101 states have internal predecessors, (152), 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 6.75) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-03-18 00:44:56,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 00:44:56,903 INFO L93 Difference]: Finished difference Result 243 states and 363 transitions. [2022-03-18 00:44:56,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 00:44:56,906 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 39 [2022-03-18 00:44:56,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 00:44:56,914 INFO L225 Difference]: With dead ends: 243 [2022-03-18 00:44:56,915 INFO L226 Difference]: Without dead ends: 119 [2022-03-18 00:44:56,919 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 00:44:56,923 INFO L912 BasicCegarLoop]: 133 mSDtfsCounter, 238 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 00:44:56,924 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [245 Valid, 138 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 00:44:56,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2022-03-18 00:44:56,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2022-03-18 00:44:56,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 94 states have (on average 1.4574468085106382) internal successors, (137), 95 states have internal predecessors, (137), 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) [2022-03-18 00:44:56,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 165 transitions. [2022-03-18 00:44:56,999 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 165 transitions. Word has length 39 [2022-03-18 00:44:56,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 00:44:57,000 INFO L478 AbstractCegarLoop]: Abstraction has 119 states and 165 transitions. [2022-03-18 00:44:57,000 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-03-18 00:44:57,000 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 165 transitions. [2022-03-18 00:44:57,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-03-18 00:44:57,006 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 00:44:57,007 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 00:44:57,007 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-18 00:44:57,007 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 00:44:57,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 00:44:57,008 INFO L85 PathProgramCache]: Analyzing trace with hash -1349629939, now seen corresponding path program 1 times [2022-03-18 00:44:57,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-03-18 00:44:57,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [262089282] [2022-03-18 00:44:57,008 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-03-18 00:44:57,009 INFO L85 PathProgramCache]: Analyzing trace with hash -1349629939, now seen corresponding path program 2 times [2022-03-18 00:44:57,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 00:44:57,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461623590] [2022-03-18 00:44:57,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 00:44:57,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 00:44:57,057 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-03-18 00:44:57,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1792491498] [2022-03-18 00:44:57,061 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-18 00:44:57,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 00:44:57,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 00:44:57,068 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-18 00:44:57,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-18 00:44:57,204 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-18 00:44:57,205 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-18 00:44:57,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-18 00:44:57,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-18 00:44:57,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 00:44:57,344 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-18 00:44:57,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 00:44:57,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461623590] [2022-03-18 00:44:57,344 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-03-18 00:44:57,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1792491498] [2022-03-18 00:44:57,345 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1792491498] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 00:44:57,346 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 00:44:57,346 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 00:44:57,346 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-03-18 00:44:57,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [262089282] [2022-03-18 00:44:57,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [262089282] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 00:44:57,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 00:44:57,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 00:44:57,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271566067] [2022-03-18 00:44:57,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 00:44:57,348 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 00:44:57,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-03-18 00:44:57,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 00:44:57,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 00:44:57,349 INFO L87 Difference]: Start difference. First operand 119 states and 165 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-03-18 00:44:57,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 00:44:57,394 INFO L93 Difference]: Finished difference Result 119 states and 165 transitions. [2022-03-18 00:44:57,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 00:44:57,395 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (9), 2 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 39 [2022-03-18 00:44:57,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 00:44:57,396 INFO L225 Difference]: With dead ends: 119 [2022-03-18 00:44:57,396 INFO L226 Difference]: Without dead ends: 0 [2022-03-18 00:44:57,399 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 00:44:57,400 INFO L912 BasicCegarLoop]: 160 mSDtfsCounter, 5 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-18 00:44:57,403 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 477 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-18 00:44:57,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-18 00:44:57,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-18 00:44:57,405 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) [2022-03-18 00:44:57,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-18 00:44:57,405 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2022-03-18 00:44:57,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 00:44:57,406 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-18 00:44:57,406 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-03-18 00:44:57,406 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-18 00:44:57,406 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-18 00:44:57,408 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-18 00:44:57,442 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-18 00:44:57,627 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 00:44:57,629 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-03-18 00:44:57,966 INFO L882 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-03-18 00:44:57,967 INFO L882 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-03-18 00:44:57,967 INFO L882 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-03-18 00:44:57,967 INFO L885 garLoopResultBuilder]: At program point L221(line 221) the Hoare annotation is: true [2022-03-18 00:44:57,967 INFO L885 garLoopResultBuilder]: At program point L217(line 217) the Hoare annotation is: true [2022-03-18 00:44:57,967 INFO L885 garLoopResultBuilder]: At program point L217-2(line 217) the Hoare annotation is: true [2022-03-18 00:44:57,967 INFO L885 garLoopResultBuilder]: At program point L209(lines 209 225) the Hoare annotation is: true [2022-03-18 00:44:57,967 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2022-03-18 00:44:57,967 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_89EXIT(lines 193 248) the Hoare annotation is: true [2022-03-18 00:44:57,967 INFO L885 garLoopResultBuilder]: At program point L234(line 234) the Hoare annotation is: true [2022-03-18 00:44:57,967 INFO L885 garLoopResultBuilder]: At program point L234-2(line 234) the Hoare annotation is: true [2022-03-18 00:44:57,968 INFO L885 garLoopResultBuilder]: At program point L234-3(line 234) the Hoare annotation is: true [2022-03-18 00:44:57,969 INFO L885 garLoopResultBuilder]: At program point L234-5(lines 234 246) the Hoare annotation is: true [2022-03-18 00:44:57,970 INFO L885 garLoopResultBuilder]: At program point L226-1(lines 226 233) the Hoare annotation is: true [2022-03-18 00:44:57,970 INFO L885 garLoopResultBuilder]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2022-03-18 00:44:57,970 INFO L885 garLoopResultBuilder]: At program point L226-4(lines 226 233) the Hoare annotation is: true [2022-03-18 00:44:57,970 INFO L885 garLoopResultBuilder]: At program point L218(line 218) the Hoare annotation is: true [2022-03-18 00:44:57,970 INFO L885 garLoopResultBuilder]: At program point L214(line 214) the Hoare annotation is: true [2022-03-18 00:44:57,970 INFO L885 garLoopResultBuilder]: At program point L214-2(line 214) the Hoare annotation is: true [2022-03-18 00:44:57,970 INFO L885 garLoopResultBuilder]: At program point L202(lines 202 208) the Hoare annotation is: true [2022-03-18 00:44:57,970 INFO L885 garLoopResultBuilder]: At program point L202-2(lines 202 208) the Hoare annotation is: true [2022-03-18 00:44:57,971 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_89FINAL(lines 193 248) the Hoare annotation is: true [2022-03-18 00:44:57,971 INFO L885 garLoopResultBuilder]: At program point L198(lines 198 201) the Hoare annotation is: true [2022-03-18 00:44:57,971 INFO L885 garLoopResultBuilder]: At program point L223(line 223) the Hoare annotation is: true [2022-03-18 00:44:57,971 INFO L885 garLoopResultBuilder]: At program point L215(line 215) the Hoare annotation is: true [2022-03-18 00:44:57,971 INFO L885 garLoopResultBuilder]: At program point L211(line 211) the Hoare annotation is: true [2022-03-18 00:44:57,971 INFO L885 garLoopResultBuilder]: At program point L211-2(line 211) the Hoare annotation is: true [2022-03-18 00:44:57,971 INFO L885 garLoopResultBuilder]: At program point L236(lines 236 241) the Hoare annotation is: true [2022-03-18 00:44:57,971 INFO L885 garLoopResultBuilder]: At program point L236-1(lines 234 246) the Hoare annotation is: true [2022-03-18 00:44:57,971 INFO L885 garLoopResultBuilder]: At program point L220(line 220) the Hoare annotation is: true [2022-03-18 00:44:57,971 INFO L885 garLoopResultBuilder]: At program point L220-2(line 220) the Hoare annotation is: true [2022-03-18 00:44:57,972 INFO L885 garLoopResultBuilder]: At program point L212(line 212) the Hoare annotation is: true [2022-03-18 00:44:57,972 INFO L885 garLoopResultBuilder]: At program point L204(lines 204 207) the Hoare annotation is: true [2022-03-18 00:44:57,972 INFO L885 garLoopResultBuilder]: At program point L229(lines 229 232) the Hoare annotation is: true [2022-03-18 00:44:57,972 INFO L878 garLoopResultBuilder]: At program point mainENTRY(lines 427 458) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-03-18 00:44:57,972 INFO L885 garLoopResultBuilder]: At program point mainFINAL(lines 427 458) the Hoare annotation is: true [2022-03-18 00:44:57,972 INFO L878 garLoopResultBuilder]: At program point L457(line 457) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-03-18 00:44:57,973 INFO L885 garLoopResultBuilder]: At program point mainEXIT(lines 427 458) the Hoare annotation is: true [2022-03-18 00:44:57,973 INFO L878 garLoopResultBuilder]: At program point L452(lines 452 455) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-03-18 00:44:57,974 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_92EXIT(lines 249 279) the Hoare annotation is: true [2022-03-18 00:44:57,974 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_92FINAL(lines 249 279) the Hoare annotation is: true [2022-03-18 00:44:57,974 INFO L885 garLoopResultBuilder]: At program point L261(lines 261 269) the Hoare annotation is: true [2022-03-18 00:44:57,974 INFO L885 garLoopResultBuilder]: At program point L255(lines 255 269) the Hoare annotation is: true [2022-03-18 00:44:57,974 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2022-03-18 00:44:57,974 INFO L885 garLoopResultBuilder]: At program point L274(line 274) the Hoare annotation is: true [2022-03-18 00:44:57,974 INFO L885 garLoopResultBuilder]: At program point L274-1(line 274) the Hoare annotation is: true [2022-03-18 00:44:57,975 INFO L885 garLoopResultBuilder]: At program point L272(line 272) the Hoare annotation is: true [2022-03-18 00:44:57,975 INFO L885 garLoopResultBuilder]: At program point L272-1(line 272) the Hoare annotation is: true [2022-03-18 00:44:57,975 INFO L885 garLoopResultBuilder]: At program point L270-1(lines 250 279) the Hoare annotation is: true [2022-03-18 00:44:57,975 INFO L885 garLoopResultBuilder]: At program point L270-2(lines 270 277) the Hoare annotation is: true [2022-03-18 00:44:57,975 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_100FINAL(lines 420 426) the Hoare annotation is: true [2022-03-18 00:44:57,975 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_100EXIT(lines 420 426) the Hoare annotation is: true [2022-03-18 00:44:57,975 INFO L878 garLoopResultBuilder]: At program point L424(line 424) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-03-18 00:44:57,975 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_100ENTRY(lines 420 426) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-03-18 00:44:57,976 INFO L878 garLoopResultBuilder]: At program point L417(line 417) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-18 00:44:57,976 INFO L878 garLoopResultBuilder]: At program point L405(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-18 00:44:57,976 INFO L878 garLoopResultBuilder]: At program point L405-1(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-18 00:44:57,977 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_99ENTRY(lines 400 419) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-03-18 00:44:57,979 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_99EXIT(lines 400 419) the Hoare annotation is: true [2022-03-18 00:44:57,979 INFO L878 garLoopResultBuilder]: At program point L408(line 408) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-18 00:44:57,981 INFO L878 garLoopResultBuilder]: At program point L408-2(lines 408 415) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-18 00:44:57,981 INFO L878 garLoopResultBuilder]: At program point L406-2(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-18 00:44:57,982 INFO L878 garLoopResultBuilder]: At program point L406-3(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-18 00:44:57,982 INFO L878 garLoopResultBuilder]: At program point L406-4(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-18 00:44:57,982 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_99FINAL(lines 400 419) the Hoare annotation is: true [2022-03-18 00:44:57,982 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-03-18 00:44:57,982 INFO L882 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-03-18 00:44:57,982 INFO L882 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-03-18 00:44:57,982 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-03-18 00:44:57,982 INFO L885 garLoopResultBuilder]: At program point L378(line 378) the Hoare annotation is: true [2022-03-18 00:44:57,983 INFO L885 garLoopResultBuilder]: At program point L378-1(lines 378 381) the Hoare annotation is: true [2022-03-18 00:44:57,983 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_97ENTRY(lines 331 399) 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|)) [2022-03-18 00:44:57,983 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_97EXIT(lines 331 399) the Hoare annotation is: true [2022-03-18 00:44:57,983 INFO L885 garLoopResultBuilder]: At program point L358-2(lines 358 396) the Hoare annotation is: true [2022-03-18 00:44:57,986 INFO L885 garLoopResultBuilder]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2022-03-18 00:44:57,986 INFO L885 garLoopResultBuilder]: At program point L371(line 371) the Hoare annotation is: true [2022-03-18 00:44:57,987 INFO L885 garLoopResultBuilder]: At program point L371-1(lines 371 374) the Hoare annotation is: true [2022-03-18 00:44:57,987 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_97FINAL(lines 331 399) the Hoare annotation is: true [2022-03-18 00:44:57,987 INFO L885 garLoopResultBuilder]: At program point L388(line 388) the Hoare annotation is: true [2022-03-18 00:44:57,987 INFO L885 garLoopResultBuilder]: At program point L388-1(line 388) the Hoare annotation is: true [2022-03-18 00:44:57,987 INFO L885 garLoopResultBuilder]: At program point L376-2(lines 376 393) the Hoare annotation is: true [2022-03-18 00:44:57,987 INFO L885 garLoopResultBuilder]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2022-03-18 00:44:57,987 INFO L885 garLoopResultBuilder]: At program point L376-4(lines 376 393) the Hoare annotation is: true [2022-03-18 00:44:57,987 INFO L885 garLoopResultBuilder]: At program point L389(lines 389 392) the Hoare annotation is: true [2022-03-18 00:44:57,987 INFO L885 garLoopResultBuilder]: At program point L356(lines 356 397) the Hoare annotation is: true [2022-03-18 00:44:57,987 INFO L885 garLoopResultBuilder]: At program point L352-2(lines 352 355) the Hoare annotation is: true [2022-03-18 00:44:57,987 INFO L885 garLoopResultBuilder]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2022-03-18 00:44:57,987 INFO L885 garLoopResultBuilder]: At program point L352-4(lines 332 399) the Hoare annotation is: true [2022-03-18 00:44:57,988 INFO L885 garLoopResultBuilder]: At program point L365(line 365) the Hoare annotation is: true [2022-03-18 00:44:57,988 INFO L885 garLoopResultBuilder]: At program point L365-1(lines 365 368) the Hoare annotation is: true [2022-03-18 00:44:57,988 INFO L885 garLoopResultBuilder]: At program point L361(line 361) the Hoare annotation is: true [2022-03-18 00:44:57,988 INFO L885 garLoopResultBuilder]: At program point L361-1(lines 361 364) the Hoare annotation is: true [2022-03-18 00:44:57,988 INFO L885 garLoopResultBuilder]: At program point L290-1(line 290) the Hoare annotation is: true [2022-03-18 00:44:57,988 INFO L885 garLoopResultBuilder]: At program point L288(lines 288 295) the Hoare annotation is: true [2022-03-18 00:44:57,988 INFO L885 garLoopResultBuilder]: At program point L288-2(lines 288 295) the Hoare annotation is: true [2022-03-18 00:44:57,988 INFO L885 garLoopResultBuilder]: At program point L284(lines 284 287) the Hoare annotation is: true [2022-03-18 00:44:57,988 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2022-03-18 00:44:57,988 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_95EXIT(lines 280 299) the Hoare annotation is: true [2022-03-18 00:44:57,988 INFO L885 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-03-18 00:44:57,988 INFO L885 garLoopResultBuilder]: At program point L296(line 296) the Hoare annotation is: true [2022-03-18 00:44:57,988 INFO L885 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-03-18 00:44:57,988 INFO L885 garLoopResultBuilder]: At program point L296-1(line 296) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point L290(line 290) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_95FINAL(lines 280 299) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point L318(lines 318 323) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point L318-1(lines 316 328) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point L316(line 316) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point L316-2(line 316) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point L316-3(line 316) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point L316-5(lines 316 328) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point L308-1(lines 308 315) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point L304(lines 304 307) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point L308-4(lines 308 315) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_96FINAL(lines 300 330) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point L311(lines 311 314) the Hoare annotation is: true [2022-03-18 00:44:57,989 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2022-03-18 00:44:57,990 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_96EXIT(lines 300 330) the Hoare annotation is: true [2022-03-18 00:44:57,990 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-03-18 00:44:57,990 INFO L878 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-03-18 00:44:57,990 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-03-18 00:44:57,990 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-03-18 00:44:57,990 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-03-18 00:44:57,990 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-03-18 00:44:57,990 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-03-18 00:44:57,990 INFO L885 garLoopResultBuilder]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2022-03-18 00:44:57,990 INFO L885 garLoopResultBuilder]: At program point L11(lines 11 14) the Hoare annotation is: true [2022-03-18 00:44:57,991 INFO L885 garLoopResultBuilder]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2022-03-18 00:44:57,991 INFO L885 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-03-18 00:44:57,991 INFO L878 garLoopResultBuilder]: At program point L463(line 463) the Hoare annotation is: (not (<= 1 |__VERIFIER_assert_#in~Id_MCDC_103|)) [2022-03-18 00:44:57,992 INFO L885 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2022-03-18 00:44:57,992 INFO L878 garLoopResultBuilder]: At program point L461(lines 461 464) the Hoare annotation is: (or (<= 1 __VERIFIER_assert_~Id_MCDC_103) (not (<= 1 |__VERIFIER_assert_#in~Id_MCDC_103|))) [2022-03-18 00:44:57,992 INFO L878 garLoopResultBuilder]: At program point L461-2(lines 459 466) the Hoare annotation is: (or (<= 1 __VERIFIER_assert_~Id_MCDC_103) (not (<= 1 |__VERIFIER_assert_#in~Id_MCDC_103|))) [2022-03-18 00:44:57,992 INFO L878 garLoopResultBuilder]: At program point __VERIFIER_assertEXIT(lines 459 466) the Hoare annotation is: (or (<= 1 __VERIFIER_assert_~Id_MCDC_103) (not (<= 1 |__VERIFIER_assert_#in~Id_MCDC_103|))) [2022-03-18 00:44:57,992 INFO L878 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) the Hoare annotation is: (not (<= 1 |__VERIFIER_assert_#in~Id_MCDC_103|)) [2022-03-18 00:44:57,995 INFO L718 BasicCegarLoop]: Path program histogram: [2, 2] [2022-03-18 00:44:57,997 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-18 00:44:58,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.03 12:44:58 BoogieIcfgContainer [2022-03-18 00:44:58,011 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-18 00:44:58,012 INFO L158 Benchmark]: Toolchain (without parser) took 3031.96ms. Allocated memory was 173.0MB in the beginning and 207.6MB in the end (delta: 34.6MB). Free memory was 125.3MB in the beginning and 169.4MB in the end (delta: -44.1MB). Peak memory consumption was 89.5MB. Max. memory is 8.0GB. [2022-03-18 00:44:58,012 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 173.0MB. Free memory was 142.6MB in the beginning and 142.5MB in the end (delta: 88.2kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-18 00:44:58,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.89ms. Allocated memory is still 173.0MB. Free memory was 125.1MB in the beginning and 143.8MB in the end (delta: -18.7MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-03-18 00:44:58,013 INFO L158 Benchmark]: Boogie Preprocessor took 65.99ms. Allocated memory is still 173.0MB. Free memory was 143.8MB in the beginning and 140.4MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-18 00:44:58,013 INFO L158 Benchmark]: RCFGBuilder took 542.58ms. Allocated memory is still 173.0MB. Free memory was 140.4MB in the beginning and 110.6MB in the end (delta: 29.9MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-03-18 00:44:58,013 INFO L158 Benchmark]: TraceAbstraction took 2088.87ms. Allocated memory was 173.0MB in the beginning and 207.6MB in the end (delta: 34.6MB). Free memory was 110.0MB in the beginning and 169.4MB in the end (delta: -59.4MB). Peak memory consumption was 74.1MB. Max. memory is 8.0GB. [2022-03-18 00:44:58,014 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 173.0MB. Free memory was 142.6MB in the beginning and 142.5MB in the end (delta: 88.2kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 316.89ms. Allocated memory is still 173.0MB. Free memory was 125.1MB in the beginning and 143.8MB in the end (delta: -18.7MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 65.99ms. Allocated memory is still 173.0MB. Free memory was 143.8MB in the beginning and 140.4MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 542.58ms. Allocated memory is still 173.0MB. Free memory was 140.4MB in the beginning and 110.6MB in the end (delta: 29.9MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * TraceAbstraction took 2088.87ms. Allocated memory was 173.0MB in the beginning and 207.6MB in the end (delta: 34.6MB). Free memory was 110.0MB in the beginning and 169.4MB in the end (delta: -59.4MB). Peak memory consumption was 74.1MB. 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: 463]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 135 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 250 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 243 mSDsluCounter, 615 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 322 mSDsCounter, 43 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 104 IncrementalHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 43 mSolverCounterUnsat, 293 mSDtfsCounter, 104 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=128occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 128 LocationsWithAnnotation, 424 PreInvPairs, 536 NumberOfFragments, 354 HoareAnnotationTreeSize, 424 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 128 FomulaSimplificationsInter, 12 FormulaSimplificationTreeSizeReductionInter, 0.1s 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: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: \old(Id_MCDC_114) == Id_MCDC_114 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 420]: Procedure Contract for Id_MCDC_100 Derived contract for procedure Id_MCDC_100: 1 - ProcedureContractResult [Line: 400]: Procedure Contract for Id_MCDC_99 Derived contract for procedure Id_MCDC_99: 1 - ProcedureContractResult [Line: 193]: Procedure Contract for Id_MCDC_89 Derived contract for procedure Id_MCDC_89: 1 - ProcedureContractResult [Line: 331]: Procedure Contract for Id_MCDC_97 Derived contract for procedure Id_MCDC_97: 1 - ProcedureContractResult [Line: 427]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 280]: Procedure Contract for Id_MCDC_95 Derived contract for procedure Id_MCDC_95: 1 - ProcedureContractResult [Line: 300]: Procedure Contract for Id_MCDC_96 Derived contract for procedure Id_MCDC_96: 1 - ProcedureContractResult [Line: 249]: Procedure Contract for Id_MCDC_92 Derived contract for procedure Id_MCDC_92: 1 - ProcedureContractResult [Line: 9]: Procedure Contract for avoid_zero Derived contract for procedure avoid_zero: 1 - ProcedureContractResult [Line: 459]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert: 1 <= Id_MCDC_103 || !(1 <= \old(Id_MCDC_103)) RESULT: Ultimate proved your program to be correct! [2022-03-18 00:44:58,045 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...