/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/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-06 09:53:27,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-06 09:53:27,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-06 09:53:27,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-06 09:53:27,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-06 09:53:27,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-06 09:53:27,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-06 09:53:27,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-06 09:53:27,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-06 09:53:27,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-06 09:53:27,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-06 09:53:27,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-06 09:53:27,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-06 09:53:27,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-06 09:53:27,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-06 09:53:27,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-06 09:53:27,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-06 09:53:27,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-06 09:53:27,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-06 09:53:27,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-06 09:53:27,601 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-06 09:53:27,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-06 09:53:27,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-06 09:53:27,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-06 09:53:27,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-06 09:53:27,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-06 09:53:27,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-06 09:53:27,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-06 09:53:27,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-06 09:53:27,643 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-04-06 09:53:27,676 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-06 09:53:27,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-06 09:53:27,677 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-06 09:53:27,677 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-06 09:53:27,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-06 09:53:27,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-06 09:53:27,678 INFO L138 SettingsManager]: * Use SBE=true [2022-04-06 09:53:27,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-06 09:53:27,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-06 09:53:27,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-06 09:53:27,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-06 09:53:27,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-06 09:53:27,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-06 09:53:27,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-06 09:53:27,679 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-06 09:53:27,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-06 09:53:27,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-06 09:53:27,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-06 09:53:27,679 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-06 09:53:27,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 09:53:27,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-06 09:53:27,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-06 09:53:27,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-06 09:53:27,680 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-06 09:53:27,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-06 09:53:27,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-06 09:53:27,680 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-04-06 09:53:27,681 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-06 09:53:27,681 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-06 09:53:27,682 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_QVASR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-06 09:53:27,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-06 09:53:27,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-06 09:53:27,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-06 09:53:27,954 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-06 09:53:27,955 INFO L275 PluginConnector]: CDTParser initialized [2022-04-06 09:53:27,956 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2022-04-06 09:53:28,008 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4da353407/55ae6c8d78994acc85346b5b2935a490/FLAG48247438b [2022-04-06 09:53:28,443 INFO L306 CDTParser]: Found 1 translation units. [2022-04-06 09:53:28,444 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2022-04-06 09:53:28,456 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4da353407/55ae6c8d78994acc85346b5b2935a490/FLAG48247438b [2022-04-06 09:53:28,803 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4da353407/55ae6c8d78994acc85346b5b2935a490 [2022-04-06 09:53:28,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-06 09:53:28,807 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-06 09:53:28,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-06 09:53:28,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-06 09:53:28,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-06 09:53:28,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 09:53:28" (1/1) ... [2022-04-06 09:53:28,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cdc8d45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 09:53:28, skipping insertion in model container [2022-04-06 09:53:28,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 09:53:28" (1/1) ... [2022-04-06 09:53:28,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-06 09:53:28,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-06 09:53:29,103 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/aiob_4.c.v+lhb-reducer.c[15516,15529] [2022-04-06 09:53:29,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 09:53:29,125 INFO L203 MainTranslator]: Completed pre-run [2022-04-06 09:53:29,187 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/aiob_4.c.v+lhb-reducer.c[15516,15529] [2022-04-06 09:53:29,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 09:53:29,205 INFO L208 MainTranslator]: Completed translation [2022-04-06 09:53:29,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 09:53:29 WrapperNode [2022-04-06 09:53:29,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-06 09:53:29,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-06 09:53:29,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-06 09:53:29,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-06 09:53:29,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 09:53:29" (1/1) ... [2022-04-06 09:53:29,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 09:53:29" (1/1) ... [2022-04-06 09:53:29,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 09:53:29" (1/1) ... [2022-04-06 09:53:29,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 09:53:29" (1/1) ... [2022-04-06 09:53:29,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 09:53:29" (1/1) ... [2022-04-06 09:53:29,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 09:53:29" (1/1) ... [2022-04-06 09:53:29,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 09:53:29" (1/1) ... [2022-04-06 09:53:29,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-06 09:53:29,286 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-06 09:53:29,286 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-06 09:53:29,286 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-06 09:53:29,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 09:53:29" (1/1) ... [2022-04-06 09:53:29,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 09:53:29,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 09:53:29,324 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 09:53:29,351 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 09:53:29,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-06 09:53:29,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-06 09:53:29,372 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-06 09:53:29,373 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-06 09:53:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-06 09:53:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-06 09:53:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-06 09:53:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-06 09:53:29,376 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2022-04-06 09:53:29,376 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-04-06 09:53:29,376 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-06 09:53:29,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-06 09:53:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-04-06 09:53:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-06 09:53:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-04-06 09:53:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-06 09:53:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-06 09:53:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-06 09:53:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-06 09:53:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-04-06 09:53:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-06 09:53:29,531 INFO L234 CfgBuilder]: Building ICFG [2022-04-06 09:53:29,533 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-06 09:53:30,280 INFO L275 CfgBuilder]: Performing block encoding [2022-04-06 09:53:30,287 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-06 09:53:30,287 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-04-06 09:53:30,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 09:53:30 BoogieIcfgContainer [2022-04-06 09:53:30,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-06 09:53:30,290 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-06 09:53:30,290 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-06 09:53:30,291 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-06 09:53:30,293 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 09:53:30" (1/1) ... [2022-04-06 09:53:30,295 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_QVASR [2022-04-06 09:53:30,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 06.04 09:53:30 BasicIcfg [2022-04-06 09:53:30,321 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-06 09:53:30,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-06 09:53:30,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-06 09:53:30,327 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-06 09:53:30,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 09:53:28" (1/4) ... [2022-04-06 09:53:30,328 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60890081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 09:53:30, skipping insertion in model container [2022-04-06 09:53:30,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 09:53:29" (2/4) ... [2022-04-06 09:53:30,328 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60890081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 09:53:30, skipping insertion in model container [2022-04-06 09:53:30,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 09:53:30" (3/4) ... [2022-04-06 09:53:30,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60890081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 09:53:30, skipping insertion in model container [2022-04-06 09:53:30,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 06.04 09:53:30" (4/4) ... [2022-04-06 09:53:30,330 INFO L111 eAbstractionObserver]: Analyzing ICFG aiob_4.c.v+lhb-reducer.cqvasr [2022-04-06 09:53:30,334 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-06 09:53:30,335 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-06 09:53:30,374 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-06 09:53:30,380 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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 09:53:30,380 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-06 09:53:30,403 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 49 states have (on average 1.8775510204081634) internal successors, (92), 50 states have internal predecessors, (92), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-04-06 09:53:30,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-04-06 09:53:30,409 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 09:53:30,410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 09:53:30,410 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 09:53:30,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 09:53:30,418 INFO L85 PathProgramCache]: Analyzing trace with hash 542394869, now seen corresponding path program 1 times [2022-04-06 09:53:30,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 09:53:30,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954877016] [2022-04-06 09:53:30,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 09:53:30,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 09:53:30,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 09:53:31,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 09:53:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 09:53:31,360 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 09:53:31,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 09:53:31,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954877016] [2022-04-06 09:53:31,361 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954877016] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 09:53:31,361 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 09:53:31,361 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-04-06 09:53:31,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217279258] [2022-04-06 09:53:31,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 09:53:31,366 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-04-06 09:53:31,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 09:53:31,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-04-06 09:53:31,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2022-04-06 09:53:31,393 INFO L87 Difference]: Start difference. First operand has 55 states, 49 states have (on average 1.8775510204081634) internal successors, (92), 50 states have internal predecessors, (92), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 18 states, 18 states have (on average 2.5) internal successors, (45), 17 states have internal predecessors, (45), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 09:53:32,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 09:53:32,129 INFO L93 Difference]: Finished difference Result 92 states and 136 transitions. [2022-04-06 09:53:32,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-06 09:53:32,132 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.5) internal successors, (45), 17 states have internal predecessors, (45), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 48 [2022-04-06 09:53:32,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 09:53:32,138 INFO L225 Difference]: With dead ends: 92 [2022-04-06 09:53:32,138 INFO L226 Difference]: Without dead ends: 57 [2022-04-06 09:53:32,141 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=69, Invalid=531, Unknown=0, NotChecked=0, Total=600 [2022-04-06 09:53:32,143 INFO L913 BasicCegarLoop]: 63 mSDtfsCounter, 120 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 548 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-04-06 09:53:32,144 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [120 Valid, 717 Invalid, 586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 548 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-04-06 09:53:32,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-04-06 09:53:32,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2022-04-06 09:53:32,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 50 states have (on average 1.02) internal successors, (51), 50 states have internal predecessors, (51), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 09:53:32,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 54 transitions. [2022-04-06 09:53:32,179 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 54 transitions. Word has length 48 [2022-04-06 09:53:32,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 09:53:32,179 INFO L478 AbstractCegarLoop]: Abstraction has 54 states and 54 transitions. [2022-04-06 09:53:32,180 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.5) internal successors, (45), 17 states have internal predecessors, (45), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 09:53:32,180 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2022-04-06 09:53:32,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-04-06 09:53:32,181 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 09:53:32,181 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 09:53:32,181 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-06 09:53:32,182 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 09:53:32,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 09:53:32,182 INFO L85 PathProgramCache]: Analyzing trace with hash -1761345441, now seen corresponding path program 1 times [2022-04-06 09:53:32,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 09:53:32,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314669560] [2022-04-06 09:53:32,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 09:53:32,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 09:53:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 09:53:32,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 09:53:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 09:53:32,628 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 09:53:32,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 09:53:32,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314669560] [2022-04-06 09:53:32,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314669560] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-06 09:53:32,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1780399299] [2022-04-06 09:53:32,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 09:53:32,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-06 09:53:32,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 09:53:32,635 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) [2022-04-06 09:53:32,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-06 09:53:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 09:53:32,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 885 conjuncts, 25 conjunts are in the unsatisfiable core [2022-04-06 09:53:32,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-06 09:53:33,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 09:53:33,281 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-06 09:53:33,815 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 09:53:33,815 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1780399299] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-06 09:53:33,815 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-06 09:53:33,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 14, 14] total 32 [2022-04-06 09:53:33,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924240491] [2022-04-06 09:53:33,817 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-06 09:53:33,817 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-04-06 09:53:33,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 09:53:33,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-04-06 09:53:33,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=241, Invalid=751, Unknown=0, NotChecked=0, Total=992 [2022-04-06 09:53:33,819 INFO L87 Difference]: Start difference. First operand 54 states and 54 transitions. Second operand has 32 states, 32 states have (on average 3.59375) internal successors, (115), 31 states have internal predecessors, (115), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 09:53:39,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 09:53:39,461 INFO L93 Difference]: Finished difference Result 119 states and 130 transitions. [2022-04-06 09:53:39,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-04-06 09:53:39,462 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 3.59375) internal successors, (115), 31 states have internal predecessors, (115), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 53 [2022-04-06 09:53:39,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 09:53:39,463 INFO L225 Difference]: With dead ends: 119 [2022-04-06 09:53:39,463 INFO L226 Difference]: Without dead ends: 116 [2022-04-06 09:53:39,465 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 94 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=690, Invalid=2066, Unknown=0, NotChecked=0, Total=2756 [2022-04-06 09:53:39,466 INFO L913 BasicCegarLoop]: 21 mSDtfsCounter, 530 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 658 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 530 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-04-06 09:53:39,467 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [530 Valid, 281 Invalid, 924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 658 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-04-06 09:53:39,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2022-04-06 09:53:39,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2022-04-06 09:53:39,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 110 states have (on average 1.009090909090909) internal successors, (111), 110 states have internal predecessors, (111), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 09:53:39,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 114 transitions. [2022-04-06 09:53:39,478 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 114 transitions. Word has length 53 [2022-04-06 09:53:39,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 09:53:39,479 INFO L478 AbstractCegarLoop]: Abstraction has 114 states and 114 transitions. [2022-04-06 09:53:39,479 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 3.59375) internal successors, (115), 31 states have internal predecessors, (115), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 09:53:39,479 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 114 transitions. [2022-04-06 09:53:39,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-04-06 09:53:39,482 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 09:53:39,482 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 09:53:39,504 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-04-06 09:53:39,683 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 [2022-04-06 09:53:39,683 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 09:53:39,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 09:53:39,684 INFO L85 PathProgramCache]: Analyzing trace with hash -778767649, now seen corresponding path program 2 times [2022-04-06 09:53:39,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 09:53:39,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817281217] [2022-04-06 09:53:39,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 09:53:39,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 09:53:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 09:53:40,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 09:53:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 09:53:40,479 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 09:53:40,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 09:53:40,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817281217] [2022-04-06 09:53:40,480 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817281217] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-06 09:53:40,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1363451317] [2022-04-06 09:53:40,480 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-06 09:53:40,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-06 09:53:40,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 09:53:40,484 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-06 09:53:40,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-06 09:53:40,937 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-06 09:53:40,937 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-06 09:53:40,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 1341 conjuncts, 49 conjunts are in the unsatisfiable core [2022-04-06 09:53:40,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-06 09:53:41,482 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 09:53:41,482 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-06 09:53:42,804 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 09:53:42,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1363451317] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-06 09:53:42,805 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-06 09:53:42,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 26, 26] total 56 [2022-04-06 09:53:42,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244513954] [2022-04-06 09:53:42,805 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-06 09:53:42,806 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2022-04-06 09:53:42,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 09:53:42,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2022-04-06 09:53:42,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=739, Invalid=2341, Unknown=0, NotChecked=0, Total=3080 [2022-04-06 09:53:42,809 INFO L87 Difference]: Start difference. First operand 114 states and 114 transitions. Second operand has 56 states, 56 states have (on average 4.196428571428571) internal successors, (235), 55 states have internal predecessors, (235), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 09:54:34,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 09:54:34,901 INFO L93 Difference]: Finished difference Result 219 states and 238 transitions. [2022-04-06 09:54:34,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-04-06 09:54:34,901 INFO L78 Accepts]: Start accepts. Automaton has has 56 states, 56 states have (on average 4.196428571428571) internal successors, (235), 55 states have internal predecessors, (235), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 113 [2022-04-06 09:54:34,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 09:54:34,903 INFO L225 Difference]: With dead ends: 219 [2022-04-06 09:54:34,903 INFO L226 Difference]: Without dead ends: 216 [2022-04-06 09:54:34,906 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 202 SyntacticMatches, 1 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1054 ImplicationChecksByTransitivity, 52.0s TimeCoverageRelationStatistics Valid=2214, Invalid=7097, Unknown=1, NotChecked=0, Total=9312 [2022-04-06 09:54:34,907 INFO L913 BasicCegarLoop]: 33 mSDtfsCounter, 1205 mSDsluCounter, 714 mSDsCounter, 0 mSdLazyCounter, 2082 mSolverCounterSat, 617 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1205 SdHoareTripleChecker+Valid, 747 SdHoareTripleChecker+Invalid, 2699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 617 IncrementalHoareTripleChecker+Valid, 2082 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-04-06 09:54:34,907 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [1205 Valid, 747 Invalid, 2699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [617 Valid, 2082 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-04-06 09:54:34,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2022-04-06 09:54:34,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 214. [2022-04-06 09:54:34,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 210 states have (on average 1.0047619047619047) internal successors, (211), 210 states have internal predecessors, (211), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 09:54:34,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 214 transitions. [2022-04-06 09:54:34,924 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 214 transitions. Word has length 113 [2022-04-06 09:54:34,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 09:54:34,925 INFO L478 AbstractCegarLoop]: Abstraction has 214 states and 214 transitions. [2022-04-06 09:54:34,925 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 56 states have (on average 4.196428571428571) internal successors, (235), 55 states have internal predecessors, (235), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 09:54:34,925 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 214 transitions. [2022-04-06 09:54:34,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-04-06 09:54:34,929 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 09:54:34,929 INFO L499 BasicCegarLoop]: trace histogram [34, 34, 33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 09:54:34,950 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-06 09:54:35,139 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-04-06 09:54:35,140 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 09:54:35,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 09:54:35,140 INFO L85 PathProgramCache]: Analyzing trace with hash 940366943, now seen corresponding path program 3 times [2022-04-06 09:54:35,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 09:54:35,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295117017] [2022-04-06 09:54:35,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 09:54:35,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 09:54:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 09:54:37,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 09:54:37,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 09:54:37,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 99 proven. 2640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 09:54:37,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 09:54:37,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295117017] [2022-04-06 09:54:37,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295117017] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-06 09:54:37,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [580997513] [2022-04-06 09:54:37,683 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-04-06 09:54:37,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-06 09:54:37,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 09:54:37,685 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-06 09:54:37,686 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-04-06 09:54:38,083 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-04-06 09:54:38,084 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-06 09:54:38,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 36 conjunts are in the unsatisfiable core [2022-04-06 09:54:38,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-06 09:54:39,377 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-04-06 09:54:39,378 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2022-04-06 09:54:39,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 96 proven. 131 refuted. 0 times theorem prover too weak. 2512 trivial. 0 not checked. [2022-04-06 09:54:39,714 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-06 09:54:45,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 0 proven. 227 refuted. 0 times theorem prover too weak. 2512 trivial. 0 not checked. [2022-04-06 09:54:45,449 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [580997513] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-06 09:54:45,449 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-06 09:54:45,449 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 9, 9] total 66 [2022-04-06 09:54:45,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881177114] [2022-04-06 09:54:45,450 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-06 09:54:45,451 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2022-04-06 09:54:45,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 09:54:45,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2022-04-06 09:54:45,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=448, Invalid=3842, Unknown=0, NotChecked=0, Total=4290 [2022-04-06 09:54:45,453 INFO L87 Difference]: Start difference. First operand 214 states and 214 transitions. Second operand has 66 states, 66 states have (on average 4.712121212121212) internal successors, (311), 65 states have internal predecessors, (311), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 09:54:56,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 09:54:56,973 INFO L93 Difference]: Finished difference Result 216 states and 216 transitions. [2022-04-06 09:54:56,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2022-04-06 09:54:56,974 INFO L78 Accepts]: Start accepts. Automaton has has 66 states, 66 states have (on average 4.712121212121212) internal successors, (311), 65 states have internal predecessors, (311), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 213 [2022-04-06 09:54:56,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 09:54:56,978 INFO L225 Difference]: With dead ends: 216 [2022-04-06 09:54:56,978 INFO L226 Difference]: Without dead ends: 0 [2022-04-06 09:54:56,985 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 587 GetRequests, 414 SyntacticMatches, 0 SemanticMatches, 173 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6192 ImplicationChecksByTransitivity, 10.5s TimeCoverageRelationStatistics Valid=2131, Invalid=28319, Unknown=0, NotChecked=0, Total=30450 [2022-04-06 09:54:56,986 INFO L913 BasicCegarLoop]: 49 mSDtfsCounter, 672 mSDsluCounter, 2014 mSDsCounter, 0 mSdLazyCounter, 7661 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 2063 SdHoareTripleChecker+Invalid, 8021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 7661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 39 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-04-06 09:54:56,987 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 2063 Invalid, 8021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 7661 Invalid, 0 Unknown, 39 Unchecked, 3.5s Time] [2022-04-06 09:54:56,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-04-06 09:54:56,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-04-06 09:54:56,987 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 09:54:56,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-04-06 09:54:56,988 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 213 [2022-04-06 09:54:56,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 09:54:56,988 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-04-06 09:54:56,988 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 4.712121212121212) internal successors, (311), 65 states have internal predecessors, (311), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 09:54:56,989 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-06 09:54:56,989 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-06 09:54:56,991 INFO L788 garLoopResultBuilder]: Registering result SAFE for location mainErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-06 09:54:57,009 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-04-06 09:54:57,191 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-06 09:54:57,193 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-04-06 09:54:58,571 INFO L878 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~__tmp_1075_0~0 |old(~__tmp_1075_0~0)|) (= ~__tmp_1075_1~0 |old(~__tmp_1075_1~0)|) (= ~__tmp_1075_2~0.offset |old(~__tmp_1075_2~0.offset)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~Id_MCDC_93~0 |old(~Id_MCDC_93~0)|) (= |old(~__tmp_1075_2~0.base)| ~__tmp_1075_2~0.base) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-04-06 09:54:58,571 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2022-04-06 09:54:58,571 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2022-04-06 09:54:58,571 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-04-06 09:54:58,571 INFO L878 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (< 0 (+ (div ~Id_MCDC_93~0 4294967296) 1)) (<= ~Id_MCDC_93~0 9)) [2022-04-06 09:54:58,571 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-04-06 09:54:58,571 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-04-06 09:54:58,572 INFO L878 garLoopResultBuilder]: At program point mainENTRY(lines 136 636) the Hoare annotation is: (or (<= (+ (div |old(~Id_MCDC_93~0)| 4294967296) 1) 0) (and (= ~__tmp_1075_0~0 |old(~__tmp_1075_0~0)|) (= ~__tmp_1075_1~0 |old(~__tmp_1075_1~0)|) (= ~__tmp_1075_2~0.offset |old(~__tmp_1075_2~0.offset)|) (= ~Id_MCDC_93~0 |old(~Id_MCDC_93~0)|) (= |old(~__tmp_1075_2~0.base)| ~__tmp_1075_2~0.base)) (not (<= |old(~Id_MCDC_93~0)| 9))) [2022-04-06 09:54:58,572 INFO L882 garLoopResultBuilder]: For program point L164(lines 164 635) no Hoare annotation was computed. [2022-04-06 09:54:58,572 INFO L882 garLoopResultBuilder]: For program point mainFINAL(lines 136 636) no Hoare annotation was computed. [2022-04-06 09:54:58,572 INFO L882 garLoopResultBuilder]: For program point L182(lines 182 633) no Hoare annotation was computed. [2022-04-06 09:54:58,572 INFO L882 garLoopResultBuilder]: For program point mainEXIT(lines 136 636) no Hoare annotation was computed. [2022-04-06 09:54:58,572 INFO L882 garLoopResultBuilder]: For program point L184(lines 184 628) no Hoare annotation was computed. [2022-04-06 09:54:58,572 INFO L882 garLoopResultBuilder]: For program point L192(lines 192 622) no Hoare annotation was computed. [2022-04-06 09:54:58,572 INFO L882 garLoopResultBuilder]: For program point L199(lines 199 621) no Hoare annotation was computed. [2022-04-06 09:54:58,572 INFO L882 garLoopResultBuilder]: For program point L208(lines 208 616) no Hoare annotation was computed. [2022-04-06 09:54:58,573 INFO L882 garLoopResultBuilder]: For program point L210(lines 210 611) no Hoare annotation was computed. [2022-04-06 09:54:58,573 INFO L882 garLoopResultBuilder]: For program point L218(lines 218 605) no Hoare annotation was computed. [2022-04-06 09:54:58,573 INFO L882 garLoopResultBuilder]: For program point L225(lines 225 604) no Hoare annotation was computed. [2022-04-06 09:54:58,573 INFO L882 garLoopResultBuilder]: For program point L234(lines 234 599) no Hoare annotation was computed. [2022-04-06 09:54:58,573 INFO L882 garLoopResultBuilder]: For program point L236(lines 236 594) no Hoare annotation was computed. [2022-04-06 09:54:58,573 INFO L882 garLoopResultBuilder]: For program point L244(lines 244 588) no Hoare annotation was computed. [2022-04-06 09:54:58,573 INFO L882 garLoopResultBuilder]: For program point L251(lines 251 587) no Hoare annotation was computed. [2022-04-06 09:54:58,573 INFO L882 garLoopResultBuilder]: For program point L260(lines 260 582) no Hoare annotation was computed. [2022-04-06 09:54:58,573 INFO L882 garLoopResultBuilder]: For program point L262(lines 262 577) no Hoare annotation was computed. [2022-04-06 09:54:58,573 INFO L882 garLoopResultBuilder]: For program point L270(lines 270 571) no Hoare annotation was computed. [2022-04-06 09:54:58,573 INFO L882 garLoopResultBuilder]: For program point L277(lines 277 570) no Hoare annotation was computed. [2022-04-06 09:54:58,573 INFO L882 garLoopResultBuilder]: For program point L286(lines 286 565) no Hoare annotation was computed. [2022-04-06 09:54:58,573 INFO L882 garLoopResultBuilder]: For program point L288(lines 288 560) no Hoare annotation was computed. [2022-04-06 09:54:58,574 INFO L882 garLoopResultBuilder]: For program point L296(lines 296 554) no Hoare annotation was computed. [2022-04-06 09:54:58,574 INFO L882 garLoopResultBuilder]: For program point L303(lines 303 553) no Hoare annotation was computed. [2022-04-06 09:54:58,574 INFO L882 garLoopResultBuilder]: For program point L312(lines 312 548) no Hoare annotation was computed. [2022-04-06 09:54:58,574 INFO L882 garLoopResultBuilder]: For program point L314(lines 314 543) no Hoare annotation was computed. [2022-04-06 09:54:58,574 INFO L882 garLoopResultBuilder]: For program point L322(lines 322 537) no Hoare annotation was computed. [2022-04-06 09:54:58,574 INFO L882 garLoopResultBuilder]: For program point L329(lines 329 536) no Hoare annotation was computed. [2022-04-06 09:54:58,574 INFO L882 garLoopResultBuilder]: For program point L338(lines 338 531) no Hoare annotation was computed. [2022-04-06 09:54:58,574 INFO L882 garLoopResultBuilder]: For program point L340(lines 340 526) no Hoare annotation was computed. [2022-04-06 09:54:58,574 INFO L882 garLoopResultBuilder]: For program point L348(lines 348 520) no Hoare annotation was computed. [2022-04-06 09:54:58,574 INFO L882 garLoopResultBuilder]: For program point L355(lines 355 519) no Hoare annotation was computed. [2022-04-06 09:54:58,574 INFO L882 garLoopResultBuilder]: For program point L364(lines 364 514) no Hoare annotation was computed. [2022-04-06 09:54:58,574 INFO L882 garLoopResultBuilder]: For program point L366(lines 366 509) no Hoare annotation was computed. [2022-04-06 09:54:58,574 INFO L882 garLoopResultBuilder]: For program point L374(lines 374 503) no Hoare annotation was computed. [2022-04-06 09:54:58,574 INFO L882 garLoopResultBuilder]: For program point L381(lines 381 502) no Hoare annotation was computed. [2022-04-06 09:54:58,575 INFO L882 garLoopResultBuilder]: For program point L390(lines 390 497) no Hoare annotation was computed. [2022-04-06 09:54:58,575 INFO L882 garLoopResultBuilder]: For program point L392(lines 392 492) no Hoare annotation was computed. [2022-04-06 09:54:58,575 INFO L882 garLoopResultBuilder]: For program point L400(lines 400 486) no Hoare annotation was computed. [2022-04-06 09:54:58,575 INFO L882 garLoopResultBuilder]: For program point L407(lines 407 485) no Hoare annotation was computed. [2022-04-06 09:54:58,575 INFO L878 garLoopResultBuilder]: At program point L448(lines 408 481) the Hoare annotation is: (let ((.cse9 (+ (div ~Id_MCDC_93~0 4294967296) 1))) (let ((.cse7 (<= ~Id_MCDC_93~0 10)) (.cse8 (< 0 .cse9)) (.cse2 (not (<= .cse9 0))) (.cse3 (<= ~Id_MCDC_93~0 22)) (.cse0 (= |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| 0)) (.cse1 (< (mod (+ ~Id_MCDC_93~0 4294967295) 4294967296) 42)) (.cse6 (< (mod ~Id_MCDC_93~0 4294967296) 42)) (.cse4 (= (select (select |#memory_int| |main_~#Id_MCDC_89__Id_MCDC_95~0.base|) (+ |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| 492)) 0)) (.cse5 (= (* (mod (+ 4294967295 main_~Id_MCDC_89__Id_MCDC_96~0) 4294967296) 12) ~__tmp_1075_2~0.offset))) (or (and .cse0 .cse1 (<= 21 main_~Id_MCDC_89__Id_MCDC_96~0) .cse2 .cse3 (<= main_~Id_MCDC_89__Id_MCDC_96~0 21) .cse4 .cse5) (and (<= 19 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 19) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= 27 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1 .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 27) .cse4 .cse5) (and .cse0 .cse1 .cse6 (<= 41 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 41) .cse4 .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 33) .cse0 .cse1 .cse6 (<= 33 main_~Id_MCDC_89__Id_MCDC_96~0) .cse4 .cse5) (and .cse0 .cse1 .cse6 (<= 32 main_~Id_MCDC_89__Id_MCDC_96~0) .cse4 (<= main_~Id_MCDC_89__Id_MCDC_96~0 32) .cse5) (and (<= 26 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1 .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 26) .cse4 .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 20) (<= 20 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= 12 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 (<= main_~Id_MCDC_89__Id_MCDC_96~0 12) .cse1 .cse2 .cse3 .cse4 .cse5) (<= (+ (div |old(~Id_MCDC_93~0)| 4294967296) 1) 0) (and (<= 17 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 17) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= 10 ~Id_MCDC_93~0) .cse7 (<= 11 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 (<= main_~Id_MCDC_89__Id_MCDC_96~0 11) .cse4 .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 39) .cse0 .cse1 .cse6 .cse4 (<= 39 main_~Id_MCDC_89__Id_MCDC_96~0) .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 36) .cse0 .cse1 .cse6 (<= 36 main_~Id_MCDC_89__Id_MCDC_96~0) .cse4 .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 25) (<= 25 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1 .cse6 .cse4 .cse5) (and (<= 24 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1 .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 24) .cse4 .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 9) .cse8 .cse0 .cse1 .cse4 (<= 9 main_~Id_MCDC_89__Id_MCDC_96~0) (<= ~Id_MCDC_93~0 9)) (and .cse0 .cse1 .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 37) .cse4 (<= 37 main_~Id_MCDC_89__Id_MCDC_96~0) .cse5) (and .cse0 .cse1 (<= 15 main_~Id_MCDC_89__Id_MCDC_96~0) .cse2 (<= main_~Id_MCDC_89__Id_MCDC_96~0 15) .cse3 .cse4 .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 13) .cse0 .cse1 (<= 13 main_~Id_MCDC_89__Id_MCDC_96~0) .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse8 .cse0 .cse1 (<= 10 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 10) .cse4 .cse5) (and (<= 16 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 16) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 28) .cse0 .cse1 (<= 28 main_~Id_MCDC_89__Id_MCDC_96~0) .cse6 .cse4 .cse5) (and (<= 23 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 23) (<= 22 ~Id_MCDC_93~0) .cse0 .cse3 .cse4 .cse5) (not (<= |old(~Id_MCDC_93~0)| 9)) (and .cse0 .cse1 (<= 40 main_~Id_MCDC_89__Id_MCDC_96~0) .cse6 .cse4 (<= main_~Id_MCDC_89__Id_MCDC_96~0 40) .cse5) (and (<= 14 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1 .cse2 (<= main_~Id_MCDC_89__Id_MCDC_96~0 14) .cse3 .cse4 .cse5) (and (<= 18 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 18) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 29) (<= 29 main_~Id_MCDC_89__Id_MCDC_96~0) .cse4 .cse5) (and (<= 22 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 22) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 31) (<= 31 main_~Id_MCDC_89__Id_MCDC_96~0) .cse4 .cse5) (and .cse0 .cse1 .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 30) .cse4 (<= 30 main_~Id_MCDC_89__Id_MCDC_96~0) .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 34) .cse0 .cse1 .cse6 (<= 34 main_~Id_MCDC_89__Id_MCDC_96~0) .cse4 .cse5) (and .cse0 .cse1 (<= 38 main_~Id_MCDC_89__Id_MCDC_96~0) .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 38) .cse4 .cse5) (and (<= 35 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 35) .cse0 .cse1 .cse6 .cse4 .cse5)))) [2022-04-06 09:54:58,576 INFO L882 garLoopResultBuilder]: For program point L423(lines 423 480) no Hoare annotation was computed. [2022-04-06 09:54:58,576 INFO L882 garLoopResultBuilder]: For program point L425(lines 425 475) no Hoare annotation was computed. [2022-04-06 09:54:58,576 INFO L882 garLoopResultBuilder]: For program point L433(lines 433 454) no Hoare annotation was computed. [2022-04-06 09:54:58,576 INFO L882 garLoopResultBuilder]: For program point L465(lines 465 473) no Hoare annotation was computed. [2022-04-06 09:54:58,576 INFO L882 garLoopResultBuilder]: For program point L440(lines 440 453) no Hoare annotation was computed. [2022-04-06 09:54:58,576 INFO L882 garLoopResultBuilder]: For program point L467(line 467) no Hoare annotation was computed. [2022-04-06 09:54:58,576 INFO L882 garLoopResultBuilder]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 467) no Hoare annotation was computed. [2022-04-06 09:54:58,579 INFO L719 BasicCegarLoop]: Path program histogram: [3, 1] [2022-04-06 09:54:58,580 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-06 09:54:58,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 09:54:58 BasicIcfg [2022-04-06 09:54:58,617 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-06 09:54:58,618 INFO L158 Benchmark]: Toolchain (without parser) took 89810.77ms. Allocated memory was 181.4MB in the beginning and 271.6MB in the end (delta: 90.2MB). Free memory was 133.4MB in the beginning and 87.9MB in the end (delta: 45.5MB). Peak memory consumption was 136.2MB. Max. memory is 8.0GB. [2022-04-06 09:54:58,618 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 181.4MB. Free memory is still 150.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-06 09:54:58,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.58ms. Allocated memory is still 181.4MB. Free memory was 133.1MB in the beginning and 152.2MB in the end (delta: -19.1MB). Peak memory consumption was 6.5MB. Max. memory is 8.0GB. [2022-04-06 09:54:58,619 INFO L158 Benchmark]: Boogie Preprocessor took 78.88ms. Allocated memory is still 181.4MB. Free memory was 152.2MB in the beginning and 148.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-04-06 09:54:58,619 INFO L158 Benchmark]: RCFGBuilder took 1002.95ms. Allocated memory was 181.4MB in the beginning and 218.1MB in the end (delta: 36.7MB). Free memory was 147.6MB in the beginning and 162.4MB in the end (delta: -14.8MB). Peak memory consumption was 59.5MB. Max. memory is 8.0GB. [2022-04-06 09:54:58,619 INFO L158 Benchmark]: IcfgTransformer took 31.66ms. Allocated memory is still 218.1MB. Free memory was 162.4MB in the beginning and 159.7MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-04-06 09:54:58,619 INFO L158 Benchmark]: TraceAbstraction took 88293.10ms. Allocated memory was 218.1MB in the beginning and 271.6MB in the end (delta: 53.5MB). Free memory was 159.2MB in the beginning and 87.9MB in the end (delta: 71.4MB). Peak memory consumption was 124.8MB. Max. memory is 8.0GB. [2022-04-06 09:54:58,621 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 181.4MB. Free memory is still 150.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 397.58ms. Allocated memory is still 181.4MB. Free memory was 133.1MB in the beginning and 152.2MB in the end (delta: -19.1MB). Peak memory consumption was 6.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 78.88ms. Allocated memory is still 181.4MB. Free memory was 152.2MB in the beginning and 148.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1002.95ms. Allocated memory was 181.4MB in the beginning and 218.1MB in the end (delta: 36.7MB). Free memory was 147.6MB in the beginning and 162.4MB in the end (delta: -14.8MB). Peak memory consumption was 59.5MB. Max. memory is 8.0GB. * IcfgTransformer took 31.66ms. Allocated memory is still 218.1MB. Free memory was 162.4MB in the beginning and 159.7MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * TraceAbstraction took 88293.10ms. Allocated memory was 218.1MB in the beginning and 271.6MB in the end (delta: 53.5MB). Free memory was 159.2MB in the beginning and 87.9MB in the end (delta: 71.4MB). Peak memory consumption was 124.8MB. 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: 467]: 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 3 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 88.2s, OverallIterations: 4, TraceHistogramMax: 34, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 70.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2527 SdHoareTripleChecker+Valid, 6.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2527 mSDsluCounter, 3808 SdHoareTripleChecker+Invalid, 5.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 39 IncrementalHoareTripleChecker+Unchecked, 3642 mSDsCounter, 1242 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10949 IncrementalHoareTripleChecker+Invalid, 12230 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1242 mSolverCounterUnsat, 166 mSDtfsCounter, 10949 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1058 GetRequests, 714 SyntacticMatches, 2 SemanticMatches, 342 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7589 ImplicationChecksByTransitivity, 68.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=214occurred in iteration=3, InterpolantAutomatonStates: 208, 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, 4 MinimizatonAttempts, 7 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 38 NumberOfFragments, 1452 HoareAnnotationTreeSize, 5 FomulaSimplifications, 29 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 5 FomulaSimplificationsInter, 805 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 13.7s InterpolantComputationTime, 806 NumberOfCodeBlocks, 651 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1175 ConstructedInterpolants, 197 QuantifiedInterpolants, 17193 SizeOfPredicates, 23 NumberOfNonLiveVariables, 3149 ConjunctsInSsa, 110 ConjunctsInUnsatCore, 10 InterpolantComputations, 1 PerfectInterpolantSequences, 5219/9513 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && 21 <= Id_MCDC_89__Id_MCDC_96) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && Id_MCDC_89__Id_MCDC_96 <= 21) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2) || (((((((19 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_96 <= 19) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((27 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 27) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && 41 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_89__Id_MCDC_96 <= 41) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_96 <= 33 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && 33 <= Id_MCDC_89__Id_MCDC_96) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && 32 <= Id_MCDC_89__Id_MCDC_96) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && Id_MCDC_89__Id_MCDC_96 <= 32) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((26 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 26) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((Id_MCDC_89__Id_MCDC_96 <= 20 && 20 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((12 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_95 == 0) && Id_MCDC_89__Id_MCDC_96 <= 12) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || \old(Id_MCDC_93) / 4294967296 + 1 <= 0) || (((((((17 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_96 <= 17) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((10 <= Id_MCDC_93 && Id_MCDC_93 <= 10) && 11 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_89__Id_MCDC_95 == 0) && Id_MCDC_89__Id_MCDC_96 <= 11) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_96 <= 39 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && 39 <= Id_MCDC_89__Id_MCDC_96) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_96 <= 36 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && 36 <= Id_MCDC_89__Id_MCDC_96) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_96 <= 25 && 25 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((24 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 24) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_96 <= 9 && 0 < Id_MCDC_93 / 4294967296 + 1) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && 9 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 <= 9)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 37) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && 37 <= Id_MCDC_89__Id_MCDC_96) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && 15 <= Id_MCDC_89__Id_MCDC_96) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_89__Id_MCDC_96 <= 15) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((Id_MCDC_89__Id_MCDC_96 <= 13 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && 13 <= Id_MCDC_89__Id_MCDC_96) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((Id_MCDC_93 <= 10 && 0 < Id_MCDC_93 / 4294967296 + 1) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && 10 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_89__Id_MCDC_96 <= 10) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((16 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_96 <= 16) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_96 <= 28 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && 28 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((23 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_96 <= 23) && 22 <= Id_MCDC_93) && Id_MCDC_89__Id_MCDC_95 == 0) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || !(\old(Id_MCDC_93) <= 9)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && 40 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && Id_MCDC_89__Id_MCDC_96 <= 40) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((14 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_89__Id_MCDC_96 <= 14) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((18 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_96 <= 18) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 29) && 29 <= Id_MCDC_89__Id_MCDC_96) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((22 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_96 <= 22) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 31) && 31 <= Id_MCDC_89__Id_MCDC_96) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 30) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && 30 <= Id_MCDC_89__Id_MCDC_96) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_96 <= 34 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && 34 <= Id_MCDC_89__Id_MCDC_96) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && 38 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 38) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((35 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_96 <= 35) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2) RESULT: Ultimate proved your program to be correct! [2022-04-06 09:54:58,668 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...