/usr/bin/java -ea -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/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/nla-digbench-scaling/prod4br-ll_valuebound2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-e106359-m [2022-04-14 22:47:11,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-14 22:47:11,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-14 22:47:11,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-14 22:47:11,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-14 22:47:11,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-14 22:47:11,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-14 22:47:11,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-14 22:47:11,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-14 22:47:11,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-14 22:47:11,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-14 22:47:11,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-14 22:47:11,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-14 22:47:11,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-14 22:47:11,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-14 22:47:11,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-14 22:47:11,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-14 22:47:11,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-14 22:47:11,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-14 22:47:11,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-14 22:47:11,632 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-14 22:47:11,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-14 22:47:11,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-14 22:47:11,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-14 22:47:11,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-14 22:47:11,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-14 22:47:11,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-14 22:47:11,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-14 22:47:11,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-14 22:47:11,653 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-04-14 22:47:11,663 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-14 22:47:11,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-14 22:47:11,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-14 22:47:11,665 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-14 22:47:11,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-14 22:47:11,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-14 22:47:11,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-14 22:47:11,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-14 22:47:11,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-14 22:47:11,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-14 22:47:11,667 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-14 22:47:11,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-14 22:47:11,667 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-14 22:47:11,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-14 22:47:11,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-14 22:47:11,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-14 22:47:11,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-14 22:47:11,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-14 22:47:11,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-14 22:47:11,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-14 22:47:11,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-14 22:47:11,669 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-14 22:47:11,670 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-14 22:47:11,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-14 22:47:11,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-14 22:47:11,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-14 22:47:11,887 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-14 22:47:11,887 INFO L275 PluginConnector]: CDTParser initialized [2022-04-14 22:47:11,888 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench-scaling/prod4br-ll_valuebound2.c [2022-04-14 22:47:11,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5de14c251/a398279c1f034779a8d782d5596e40d7/FLAGa5469af67 [2022-04-14 22:47:12,323 INFO L306 CDTParser]: Found 1 translation units. [2022-04-14 22:47:12,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/prod4br-ll_valuebound2.c [2022-04-14 22:47:12,329 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5de14c251/a398279c1f034779a8d782d5596e40d7/FLAGa5469af67 [2022-04-14 22:47:12,341 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5de14c251/a398279c1f034779a8d782d5596e40d7 [2022-04-14 22:47:12,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-14 22:47:12,344 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-14 22:47:12,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-14 22:47:12,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-14 22:47:12,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-14 22:47:12,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 10:47:12" (1/1) ... [2022-04-14 22:47:12,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d11d6c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 10:47:12, skipping insertion in model container [2022-04-14 22:47:12,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 10:47:12" (1/1) ... [2022-04-14 22:47:12,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-14 22:47:12,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-14 22:47:12,515 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/prod4br-ll_valuebound2.c[524,537] [2022-04-14 22:47:12,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-14 22:47:12,546 INFO L203 MainTranslator]: Completed pre-run [2022-04-14 22:47:12,555 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/prod4br-ll_valuebound2.c[524,537] [2022-04-14 22:47:12,570 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-14 22:47:12,583 INFO L208 MainTranslator]: Completed translation [2022-04-14 22:47:12,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 10:47:12 WrapperNode [2022-04-14 22:47:12,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-14 22:47:12,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-14 22:47:12,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-14 22:47:12,585 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-14 22:47:12,594 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 10:47:12" (1/1) ... [2022-04-14 22:47:12,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 10:47:12" (1/1) ... [2022-04-14 22:47:12,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 10:47:12" (1/1) ... [2022-04-14 22:47:12,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 10:47:12" (1/1) ... [2022-04-14 22:47:12,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 10:47:12" (1/1) ... [2022-04-14 22:47:12,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 10:47:12" (1/1) ... [2022-04-14 22:47:12,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 10:47:12" (1/1) ... [2022-04-14 22:47:12,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-14 22:47:12,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-14 22:47:12,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-14 22:47:12,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-14 22:47:12,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 10:47:12" (1/1) ... [2022-04-14 22:47:12,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-14 22:47:12,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 22:47:12,660 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) [2022-04-14 22:47:12,689 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 [2022-04-14 22:47:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-14 22:47:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-14 22:47:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-14 22:47:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-14 22:47:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-14 22:47:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-14 22:47:12,712 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-14 22:47:12,712 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-14 22:47:12,712 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-14 22:47:12,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-14 22:47:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-14 22:47:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-14 22:47:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-14 22:47:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-14 22:47:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-14 22:47:12,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-14 22:47:12,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-14 22:47:12,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-14 22:47:12,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-14 22:47:12,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-14 22:47:12,770 INFO L234 CfgBuilder]: Building ICFG [2022-04-14 22:47:12,771 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-14 22:47:12,976 INFO L275 CfgBuilder]: Performing block encoding [2022-04-14 22:47:12,982 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-14 22:47:12,982 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-14 22:47:12,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 10:47:12 BoogieIcfgContainer [2022-04-14 22:47:12,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-14 22:47:12,984 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-14 22:47:12,984 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-14 22:47:12,998 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-14 22:47:13,002 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 10:47:12" (1/1) ... [2022-04-14 22:47:13,004 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_JORDAN [2022-04-14 22:47:13,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 14.04 10:47:13 BasicIcfg [2022-04-14 22:47:13,041 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-14 22:47:13,042 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-14 22:47:13,042 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-14 22:47:13,045 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-14 22:47:13,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.04 10:47:12" (1/4) ... [2022-04-14 22:47:13,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45687853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 10:47:13, skipping insertion in model container [2022-04-14 22:47:13,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 10:47:12" (2/4) ... [2022-04-14 22:47:13,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45687853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 10:47:13, skipping insertion in model container [2022-04-14 22:47:13,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 10:47:12" (3/4) ... [2022-04-14 22:47:13,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45687853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.04 10:47:13, skipping insertion in model container [2022-04-14 22:47:13,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 14.04 10:47:13" (4/4) ... [2022-04-14 22:47:13,047 INFO L111 eAbstractionObserver]: Analyzing ICFG prod4br-ll_valuebound2.cJordan [2022-04-14 22:47:13,052 INFO L202 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-04-14 22:47:13,052 INFO L161 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-14 22:47:13,097 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-14 22:47:13,102 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=ForwardPredicates, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-14 22:47:13,102 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-14 22:47:13,117 INFO L276 IsEmpty]: Start isEmpty. Operand has 34 states, 20 states have (on average 1.45) internal successors, (29), 21 states have internal predecessors, (29), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-14 22:47:13,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-04-14 22:47:13,124 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 22:47:13,124 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 22:47:13,125 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 22:47:13,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 22:47:13,129 INFO L85 PathProgramCache]: Analyzing trace with hash 574541465, now seen corresponding path program 1 times [2022-04-14 22:47:13,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 22:47:13,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637580801] [2022-04-14 22:47:13,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 22:47:13,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 22:47:13,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 22:47:13,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-14 22:47:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 22:47:13,297 INFO L290 TraceCheckUtils]: 0: Hoare triple {54#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [88] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#length_1| 2) 13) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {37#true} is VALID [2022-04-14 22:47:13,297 INFO L290 TraceCheckUtils]: 1: Hoare triple {37#true} [91] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {37#true} is VALID [2022-04-14 22:47:13,298 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {37#true} {37#true} [123] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {37#true} is VALID [2022-04-14 22:47:13,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-04-14 22:47:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 22:47:13,306 INFO L290 TraceCheckUtils]: 0: Hoare triple {37#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {37#true} is VALID [2022-04-14 22:47:13,307 INFO L290 TraceCheckUtils]: 1: Hoare triple {37#true} [96] L9-->L9-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,307 INFO L290 TraceCheckUtils]: 2: Hoare triple {38#false} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,307 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38#false} {37#true} [124] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {38#false} is VALID [2022-04-14 22:47:13,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-04-14 22:47:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 22:47:13,315 INFO L290 TraceCheckUtils]: 0: Hoare triple {37#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {37#true} is VALID [2022-04-14 22:47:13,316 INFO L290 TraceCheckUtils]: 1: Hoare triple {37#true} [96] L9-->L9-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,316 INFO L290 TraceCheckUtils]: 2: Hoare triple {38#false} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,316 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38#false} {38#false} [125] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {38#false} is VALID [2022-04-14 22:47:13,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-04-14 22:47:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 22:47:13,324 INFO L290 TraceCheckUtils]: 0: Hoare triple {37#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {37#true} is VALID [2022-04-14 22:47:13,325 INFO L290 TraceCheckUtils]: 1: Hoare triple {37#true} [96] L9-->L9-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,325 INFO L290 TraceCheckUtils]: 2: Hoare triple {38#false} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,325 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38#false} {38#false} [126] assume_abort_if_notEXIT-->L27: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {38#false} is VALID [2022-04-14 22:47:13,326 INFO L272 TraceCheckUtils]: 0: Hoare triple {37#true} [86] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {54#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-14 22:47:13,327 INFO L290 TraceCheckUtils]: 1: Hoare triple {54#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [88] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#length_1| 2) 13) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {37#true} is VALID [2022-04-14 22:47:13,327 INFO L290 TraceCheckUtils]: 2: Hoare triple {37#true} [91] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {37#true} is VALID [2022-04-14 22:47:13,327 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {37#true} {37#true} [123] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {37#true} is VALID [2022-04-14 22:47:13,328 INFO L272 TraceCheckUtils]: 4: Hoare triple {37#true} [87] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {37#true} is VALID [2022-04-14 22:47:13,328 INFO L290 TraceCheckUtils]: 5: Hoare triple {37#true} [90] mainENTRY-->L24: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_3, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_6, main_~p~0=v_main_~p~0_4, main_~a~0=v_main_~a~0_7} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {37#true} is VALID [2022-04-14 22:47:13,328 INFO L272 TraceCheckUtils]: 6: Hoare triple {37#true} [92] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {37#true} is VALID [2022-04-14 22:47:13,328 INFO L290 TraceCheckUtils]: 7: Hoare triple {37#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {37#true} is VALID [2022-04-14 22:47:13,329 INFO L290 TraceCheckUtils]: 8: Hoare triple {37#true} [96] L9-->L9-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,329 INFO L290 TraceCheckUtils]: 9: Hoare triple {38#false} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,330 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {38#false} {37#true} [124] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {38#false} is VALID [2022-04-14 22:47:13,330 INFO L290 TraceCheckUtils]: 11: Hoare triple {38#false} [93] L24-1-->L26: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {38#false} is VALID [2022-04-14 22:47:13,330 INFO L272 TraceCheckUtils]: 12: Hoare triple {38#false} [95] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {37#true} is VALID [2022-04-14 22:47:13,330 INFO L290 TraceCheckUtils]: 13: Hoare triple {37#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {37#true} is VALID [2022-04-14 22:47:13,331 INFO L290 TraceCheckUtils]: 14: Hoare triple {37#true} [96] L9-->L9-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,331 INFO L290 TraceCheckUtils]: 15: Hoare triple {38#false} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,331 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {38#false} {38#false} [125] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {38#false} is VALID [2022-04-14 22:47:13,332 INFO L272 TraceCheckUtils]: 17: Hoare triple {38#false} [98] L26-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {37#true} is VALID [2022-04-14 22:47:13,332 INFO L290 TraceCheckUtils]: 18: Hoare triple {37#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {37#true} is VALID [2022-04-14 22:47:13,332 INFO L290 TraceCheckUtils]: 19: Hoare triple {37#true} [96] L9-->L9-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,333 INFO L290 TraceCheckUtils]: 20: Hoare triple {38#false} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,333 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {38#false} {38#false} [126] assume_abort_if_notEXIT-->L27: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {38#false} is VALID [2022-04-14 22:47:13,333 INFO L290 TraceCheckUtils]: 22: Hoare triple {38#false} [100] L27-->L47-2: Formula: (and (= v_main_~q~0_8 0) (= v_main_~y~0_5 v_main_~b~0_11) (= v_main_~x~0_5 v_main_~a~0_11) (= v_main_~p~0_7 1)) InVars {main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5} OutVars{main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5, main_~b~0=v_main_~b~0_11, main_~p~0=v_main_~p~0_7, main_~a~0=v_main_~a~0_11} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~a~0] {38#false} is VALID [2022-04-14 22:47:13,333 INFO L290 TraceCheckUtils]: 23: Hoare triple {38#false} [101] L47-2-->L34-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,334 INFO L272 TraceCheckUtils]: 24: Hoare triple {38#false} [104] L34-2-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~q~0_12 (* v_main_~x~0_10 v_main_~y~0_11)) 1 0)) InVars {main_~q~0=v_main_~q~0_12, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {38#false} is VALID [2022-04-14 22:47:13,334 INFO L290 TraceCheckUtils]: 25: Hoare triple {38#false} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {38#false} is VALID [2022-04-14 22:47:13,334 INFO L290 TraceCheckUtils]: 26: Hoare triple {38#false} [111] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,334 INFO L290 TraceCheckUtils]: 27: Hoare triple {38#false} [116] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-14 22:47:13,335 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-04-14 22:47:13,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 22:47:13,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637580801] [2022-04-14 22:47:13,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637580801] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-14 22:47:13,336 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-14 22:47:13,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-14 22:47:13,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345986152] [2022-04-14 22:47:13,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-14 22:47:13,343 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 28 [2022-04-14 22:47:13,344 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 22:47:13,348 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-14 22:47:13,372 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 22:47:13,372 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-14 22:47:13,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 22:47:13,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-14 22:47:13,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-14 22:47:13,391 INFO L87 Difference]: Start difference. First operand has 34 states, 20 states have (on average 1.45) internal successors, (29), 21 states have internal predecessors, (29), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-14 22:47:13,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:47:13,544 INFO L93 Difference]: Finished difference Result 34 states and 41 transitions. [2022-04-14 22:47:13,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-14 22:47:13,545 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 28 [2022-04-14 22:47:13,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 22:47:13,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-14 22:47:13,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 45 transitions. [2022-04-14 22:47:13,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-14 22:47:13,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 45 transitions. [2022-04-14 22:47:13,577 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 45 transitions. [2022-04-14 22:47:13,627 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 22:47:13,634 INFO L225 Difference]: With dead ends: 34 [2022-04-14 22:47:13,634 INFO L226 Difference]: Without dead ends: 29 [2022-04-14 22:47:13,636 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-14 22:47:13,639 INFO L913 BasicCegarLoop]: 35 mSDtfsCounter, 22 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-14 22:47:13,640 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 38 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-14 22:47:13,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2022-04-14 22:47:13,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2022-04-14 22:47:13,664 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 22:47:13,665 INFO L82 GeneralOperation]: Start isEquivalent. First operand 29 states. Second operand has 29 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 18 states have internal predecessors, (22), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-14 22:47:13,665 INFO L74 IsIncluded]: Start isIncluded. First operand 29 states. Second operand has 29 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 18 states have internal predecessors, (22), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-14 22:47:13,666 INFO L87 Difference]: Start difference. First operand 29 states. Second operand has 29 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 18 states have internal predecessors, (22), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-14 22:47:13,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:47:13,670 INFO L93 Difference]: Finished difference Result 29 states and 36 transitions. [2022-04-14 22:47:13,670 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2022-04-14 22:47:13,671 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 22:47:13,671 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 22:47:13,672 INFO L74 IsIncluded]: Start isIncluded. First operand has 29 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 18 states have internal predecessors, (22), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand 29 states. [2022-04-14 22:47:13,672 INFO L87 Difference]: Start difference. First operand has 29 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 18 states have internal predecessors, (22), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand 29 states. [2022-04-14 22:47:13,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:47:13,676 INFO L93 Difference]: Finished difference Result 29 states and 36 transitions. [2022-04-14 22:47:13,676 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2022-04-14 22:47:13,676 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 22:47:13,676 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 22:47:13,677 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 22:47:13,677 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 22:47:13,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 18 states have internal predecessors, (22), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-14 22:47:13,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 36 transitions. [2022-04-14 22:47:13,681 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 36 transitions. Word has length 28 [2022-04-14 22:47:13,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 22:47:13,681 INFO L478 AbstractCegarLoop]: Abstraction has 29 states and 36 transitions. [2022-04-14 22:47:13,682 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-14 22:47:13,682 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2022-04-14 22:47:13,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-04-14 22:47:13,682 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 22:47:13,683 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 22:47:13,683 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-14 22:47:13,683 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 22:47:13,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 22:47:13,684 INFO L85 PathProgramCache]: Analyzing trace with hash -2145419015, now seen corresponding path program 1 times [2022-04-14 22:47:13,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 22:47:13,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993483704] [2022-04-14 22:47:13,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 22:47:13,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 22:47:13,706 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-14 22:47:13,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2028385371] [2022-04-14 22:47:13,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 22:47:13,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 22:47:13,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 22:47:13,709 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) [2022-04-14 22:47:13,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-14 22:47:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 22:47:13,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 25 conjunts are in the unsatisfiable core [2022-04-14 22:47:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 22:47:13,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-14 22:47:14,140 INFO L272 TraceCheckUtils]: 0: Hoare triple {178#true} [86] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,141 INFO L290 TraceCheckUtils]: 1: Hoare triple {178#true} [88] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#length_1| 2) 13) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {178#true} is VALID [2022-04-14 22:47:14,141 INFO L290 TraceCheckUtils]: 2: Hoare triple {178#true} [91] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,141 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {178#true} {178#true} [123] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,141 INFO L272 TraceCheckUtils]: 4: Hoare triple {178#true} [87] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,142 INFO L290 TraceCheckUtils]: 5: Hoare triple {178#true} [90] mainENTRY-->L24: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_3, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_6, main_~p~0=v_main_~p~0_4, main_~a~0=v_main_~a~0_7} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {178#true} is VALID [2022-04-14 22:47:14,142 INFO L272 TraceCheckUtils]: 6: Hoare triple {178#true} [92] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {178#true} is VALID [2022-04-14 22:47:14,142 INFO L290 TraceCheckUtils]: 7: Hoare triple {178#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {204#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-14 22:47:14,145 INFO L290 TraceCheckUtils]: 8: Hoare triple {204#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {208#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 22:47:14,147 INFO L290 TraceCheckUtils]: 9: Hoare triple {208#(not (= |assume_abort_if_not_#in~cond| 0))} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {208#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 22:47:14,149 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {208#(not (= |assume_abort_if_not_#in~cond| 0))} {178#true} [124] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {215#(and (<= 0 main_~x~0) (<= main_~x~0 2))} is VALID [2022-04-14 22:47:14,150 INFO L290 TraceCheckUtils]: 11: Hoare triple {215#(and (<= 0 main_~x~0) (<= main_~x~0 2))} [93] L24-1-->L26: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {215#(and (<= 0 main_~x~0) (<= main_~x~0 2))} is VALID [2022-04-14 22:47:14,150 INFO L272 TraceCheckUtils]: 12: Hoare triple {215#(and (<= 0 main_~x~0) (<= main_~x~0 2))} [95] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {178#true} is VALID [2022-04-14 22:47:14,150 INFO L290 TraceCheckUtils]: 13: Hoare triple {178#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {178#true} is VALID [2022-04-14 22:47:14,150 INFO L290 TraceCheckUtils]: 14: Hoare triple {178#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,151 INFO L290 TraceCheckUtils]: 15: Hoare triple {178#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,152 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {178#true} {215#(and (<= 0 main_~x~0) (<= main_~x~0 2))} [125] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {215#(and (<= 0 main_~x~0) (<= main_~x~0 2))} is VALID [2022-04-14 22:47:14,152 INFO L272 TraceCheckUtils]: 17: Hoare triple {215#(and (<= 0 main_~x~0) (<= main_~x~0 2))} [98] L26-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {178#true} is VALID [2022-04-14 22:47:14,152 INFO L290 TraceCheckUtils]: 18: Hoare triple {178#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {204#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-14 22:47:14,153 INFO L290 TraceCheckUtils]: 19: Hoare triple {204#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {208#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 22:47:14,153 INFO L290 TraceCheckUtils]: 20: Hoare triple {208#(not (= |assume_abort_if_not_#in~cond| 0))} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {208#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 22:47:14,154 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {208#(not (= |assume_abort_if_not_#in~cond| 0))} {215#(and (<= 0 main_~x~0) (<= main_~x~0 2))} [126] assume_abort_if_notEXIT-->L27: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {249#(and (<= 0 main_~x~0) (<= 1 main_~y~0) (<= main_~x~0 2))} is VALID [2022-04-14 22:47:14,155 INFO L290 TraceCheckUtils]: 22: Hoare triple {249#(and (<= 0 main_~x~0) (<= 1 main_~y~0) (<= main_~x~0 2))} [100] L27-->L47-2: Formula: (and (= v_main_~q~0_8 0) (= v_main_~y~0_5 v_main_~b~0_11) (= v_main_~x~0_5 v_main_~a~0_11) (= v_main_~p~0_7 1)) InVars {main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5} OutVars{main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5, main_~b~0=v_main_~b~0_11, main_~p~0=v_main_~p~0_7, main_~a~0=v_main_~a~0_11} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~a~0] {253#(and (<= 0 main_~x~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (<= main_~x~0 2) (= main_~p~0 1))} is VALID [2022-04-14 22:47:14,156 INFO L290 TraceCheckUtils]: 23: Hoare triple {253#(and (<= 0 main_~x~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (<= main_~x~0 2) (= main_~p~0 1))} [103] L47-2-->L35: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {253#(and (<= 0 main_~x~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (<= main_~x~0 2) (= main_~p~0 1))} is VALID [2022-04-14 22:47:14,157 INFO L272 TraceCheckUtils]: 24: Hoare triple {253#(and (<= 0 main_~x~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (<= main_~x~0 2) (= main_~p~0 1))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {260#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 22:47:14,158 INFO L290 TraceCheckUtils]: 25: Hoare triple {260#(<= 1 |__VERIFIER_assert_#in~cond|)} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {264#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 22:47:14,159 INFO L290 TraceCheckUtils]: 26: Hoare triple {264#(<= 1 __VERIFIER_assert_~cond)} [111] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {179#false} is VALID [2022-04-14 22:47:14,159 INFO L290 TraceCheckUtils]: 27: Hoare triple {179#false} [116] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {179#false} is VALID [2022-04-14 22:47:14,161 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-04-14 22:47:14,161 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-14 22:47:14,502 INFO L290 TraceCheckUtils]: 27: Hoare triple {179#false} [116] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {179#false} is VALID [2022-04-14 22:47:14,503 INFO L290 TraceCheckUtils]: 26: Hoare triple {264#(<= 1 __VERIFIER_assert_~cond)} [111] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {179#false} is VALID [2022-04-14 22:47:14,503 INFO L290 TraceCheckUtils]: 25: Hoare triple {260#(<= 1 |__VERIFIER_assert_#in~cond|)} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {264#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 22:47:14,504 INFO L272 TraceCheckUtils]: 24: Hoare triple {280#(= (+ main_~q~0 (* main_~b~0 main_~a~0 main_~p~0)) (* main_~y~0 main_~x~0))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {260#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 22:47:14,505 INFO L290 TraceCheckUtils]: 23: Hoare triple {280#(= (+ main_~q~0 (* main_~b~0 main_~a~0 main_~p~0)) (* main_~y~0 main_~x~0))} [103] L47-2-->L35: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {280#(= (+ main_~q~0 (* main_~b~0 main_~a~0 main_~p~0)) (* main_~y~0 main_~x~0))} is VALID [2022-04-14 22:47:14,506 INFO L290 TraceCheckUtils]: 22: Hoare triple {178#true} [100] L27-->L47-2: Formula: (and (= v_main_~q~0_8 0) (= v_main_~y~0_5 v_main_~b~0_11) (= v_main_~x~0_5 v_main_~a~0_11) (= v_main_~p~0_7 1)) InVars {main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5} OutVars{main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5, main_~b~0=v_main_~b~0_11, main_~p~0=v_main_~p~0_7, main_~a~0=v_main_~a~0_11} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~a~0] {280#(= (+ main_~q~0 (* main_~b~0 main_~a~0 main_~p~0)) (* main_~y~0 main_~x~0))} is VALID [2022-04-14 22:47:14,506 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {178#true} {178#true} [126] assume_abort_if_notEXIT-->L27: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {178#true} is VALID [2022-04-14 22:47:14,506 INFO L290 TraceCheckUtils]: 20: Hoare triple {178#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,506 INFO L290 TraceCheckUtils]: 19: Hoare triple {178#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,506 INFO L290 TraceCheckUtils]: 18: Hoare triple {178#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {178#true} is VALID [2022-04-14 22:47:14,507 INFO L272 TraceCheckUtils]: 17: Hoare triple {178#true} [98] L26-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {178#true} is VALID [2022-04-14 22:47:14,507 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {178#true} {178#true} [125] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {178#true} is VALID [2022-04-14 22:47:14,507 INFO L290 TraceCheckUtils]: 15: Hoare triple {178#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,507 INFO L290 TraceCheckUtils]: 14: Hoare triple {178#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,507 INFO L290 TraceCheckUtils]: 13: Hoare triple {178#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {178#true} is VALID [2022-04-14 22:47:14,508 INFO L272 TraceCheckUtils]: 12: Hoare triple {178#true} [95] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {178#true} is VALID [2022-04-14 22:47:14,508 INFO L290 TraceCheckUtils]: 11: Hoare triple {178#true} [93] L24-1-->L26: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {178#true} is VALID [2022-04-14 22:47:14,508 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {178#true} {178#true} [124] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {178#true} is VALID [2022-04-14 22:47:14,508 INFO L290 TraceCheckUtils]: 9: Hoare triple {178#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,508 INFO L290 TraceCheckUtils]: 8: Hoare triple {178#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,509 INFO L290 TraceCheckUtils]: 7: Hoare triple {178#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {178#true} is VALID [2022-04-14 22:47:14,509 INFO L272 TraceCheckUtils]: 6: Hoare triple {178#true} [92] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {178#true} is VALID [2022-04-14 22:47:14,509 INFO L290 TraceCheckUtils]: 5: Hoare triple {178#true} [90] mainENTRY-->L24: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_3, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_6, main_~p~0=v_main_~p~0_4, main_~a~0=v_main_~a~0_7} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {178#true} is VALID [2022-04-14 22:47:14,509 INFO L272 TraceCheckUtils]: 4: Hoare triple {178#true} [87] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,509 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {178#true} {178#true} [123] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,510 INFO L290 TraceCheckUtils]: 2: Hoare triple {178#true} [91] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,510 INFO L290 TraceCheckUtils]: 1: Hoare triple {178#true} [88] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#length_1| 2) 13) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {178#true} is VALID [2022-04-14 22:47:14,510 INFO L272 TraceCheckUtils]: 0: Hoare triple {178#true} [86] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {178#true} is VALID [2022-04-14 22:47:14,510 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-04-14 22:47:14,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 22:47:14,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993483704] [2022-04-14 22:47:14,511 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-14 22:47:14,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2028385371] [2022-04-14 22:47:14,511 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2028385371] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-14 22:47:14,511 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-14 22:47:14,512 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 10 [2022-04-14 22:47:14,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152471360] [2022-04-14 22:47:14,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-14 22:47:14,513 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 28 [2022-04-14 22:47:14,513 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 22:47:14,514 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-14 22:47:14,534 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 22:47:14,535 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-14 22:47:14,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 22:47:14,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-14 22:47:14,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-04-14 22:47:14,536 INFO L87 Difference]: Start difference. First operand 29 states and 36 transitions. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-14 22:47:14,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:47:14,861 INFO L93 Difference]: Finished difference Result 33 states and 39 transitions. [2022-04-14 22:47:14,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-14 22:47:14,861 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 28 [2022-04-14 22:47:14,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 22:47:14,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-14 22:47:14,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 40 transitions. [2022-04-14 22:47:14,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-14 22:47:14,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 40 transitions. [2022-04-14 22:47:14,867 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 40 transitions. [2022-04-14 22:47:14,976 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 40 edges. 40 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 22:47:14,978 INFO L225 Difference]: With dead ends: 33 [2022-04-14 22:47:14,978 INFO L226 Difference]: Without dead ends: 33 [2022-04-14 22:47:14,978 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-04-14 22:47:14,979 INFO L913 BasicCegarLoop]: 25 mSDtfsCounter, 9 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-14 22:47:14,980 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 83 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-14 22:47:14,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2022-04-14 22:47:14,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2022-04-14 22:47:14,984 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 22:47:14,984 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand has 33 states, 20 states have (on average 1.25) internal successors, (25), 21 states have internal predecessors, (25), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-14 22:47:14,984 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand has 33 states, 20 states have (on average 1.25) internal successors, (25), 21 states have internal predecessors, (25), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-14 22:47:14,985 INFO L87 Difference]: Start difference. First operand 33 states. Second operand has 33 states, 20 states have (on average 1.25) internal successors, (25), 21 states have internal predecessors, (25), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-14 22:47:14,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:47:14,987 INFO L93 Difference]: Finished difference Result 33 states and 39 transitions. [2022-04-14 22:47:14,988 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2022-04-14 22:47:14,988 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 22:47:14,988 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 22:47:14,989 INFO L74 IsIncluded]: Start isIncluded. First operand has 33 states, 20 states have (on average 1.25) internal successors, (25), 21 states have internal predecessors, (25), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand 33 states. [2022-04-14 22:47:14,989 INFO L87 Difference]: Start difference. First operand has 33 states, 20 states have (on average 1.25) internal successors, (25), 21 states have internal predecessors, (25), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand 33 states. [2022-04-14 22:47:14,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:47:14,992 INFO L93 Difference]: Finished difference Result 33 states and 39 transitions. [2022-04-14 22:47:14,992 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2022-04-14 22:47:14,992 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 22:47:14,993 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 22:47:14,993 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 22:47:14,993 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 22:47:14,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 20 states have (on average 1.25) internal successors, (25), 21 states have internal predecessors, (25), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-14 22:47:14,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 39 transitions. [2022-04-14 22:47:14,995 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 39 transitions. Word has length 28 [2022-04-14 22:47:14,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 22:47:14,996 INFO L478 AbstractCegarLoop]: Abstraction has 33 states and 39 transitions. [2022-04-14 22:47:14,996 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-14 22:47:14,996 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2022-04-14 22:47:14,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-04-14 22:47:14,997 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 22:47:14,997 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 22:47:15,024 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-04-14 22:47:15,218 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 [2022-04-14 22:47:15,218 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 22:47:15,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 22:47:15,219 INFO L85 PathProgramCache]: Analyzing trace with hash -257170002, now seen corresponding path program 1 times [2022-04-14 22:47:15,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 22:47:15,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819897329] [2022-04-14 22:47:15,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 22:47:15,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 22:47:15,241 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-14 22:47:15,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [327011242] [2022-04-14 22:47:15,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 22:47:15,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 22:47:15,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 22:47:15,246 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) [2022-04-14 22:47:15,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-14 22:47:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 22:47:15,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 18 conjunts are in the unsatisfiable core [2022-04-14 22:47:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 22:47:15,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-14 22:47:25,561 WARN L914 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2022-04-14 22:47:26,227 INFO L272 TraceCheckUtils]: 0: Hoare triple {489#true} [86] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:47:26,227 INFO L290 TraceCheckUtils]: 1: Hoare triple {489#true} [88] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#length_1| 2) 13) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {489#true} is VALID [2022-04-14 22:47:26,227 INFO L290 TraceCheckUtils]: 2: Hoare triple {489#true} [91] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:47:26,228 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {489#true} {489#true} [123] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:47:26,228 INFO L272 TraceCheckUtils]: 4: Hoare triple {489#true} [87] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:47:26,228 INFO L290 TraceCheckUtils]: 5: Hoare triple {489#true} [90] mainENTRY-->L24: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_3, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_6, main_~p~0=v_main_~p~0_4, main_~a~0=v_main_~a~0_7} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {489#true} is VALID [2022-04-14 22:47:26,228 INFO L272 TraceCheckUtils]: 6: Hoare triple {489#true} [92] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {489#true} is VALID [2022-04-14 22:47:26,228 INFO L290 TraceCheckUtils]: 7: Hoare triple {489#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {489#true} is VALID [2022-04-14 22:47:26,229 INFO L290 TraceCheckUtils]: 8: Hoare triple {489#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:47:26,229 INFO L290 TraceCheckUtils]: 9: Hoare triple {489#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:47:26,229 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {489#true} {489#true} [124] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {489#true} is VALID [2022-04-14 22:47:26,229 INFO L290 TraceCheckUtils]: 11: Hoare triple {489#true} [93] L24-1-->L26: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {489#true} is VALID [2022-04-14 22:47:26,229 INFO L272 TraceCheckUtils]: 12: Hoare triple {489#true} [95] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {489#true} is VALID [2022-04-14 22:47:26,230 INFO L290 TraceCheckUtils]: 13: Hoare triple {489#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {489#true} is VALID [2022-04-14 22:47:26,230 INFO L290 TraceCheckUtils]: 14: Hoare triple {489#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:47:26,230 INFO L290 TraceCheckUtils]: 15: Hoare triple {489#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:47:26,230 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {489#true} {489#true} [125] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {489#true} is VALID [2022-04-14 22:47:26,230 INFO L272 TraceCheckUtils]: 17: Hoare triple {489#true} [98] L26-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {489#true} is VALID [2022-04-14 22:47:26,232 INFO L290 TraceCheckUtils]: 18: Hoare triple {489#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {548#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-14 22:47:26,232 INFO L290 TraceCheckUtils]: 19: Hoare triple {548#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {552#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 22:47:26,232 INFO L290 TraceCheckUtils]: 20: Hoare triple {552#(not (= |assume_abort_if_not_#in~cond| 0))} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {552#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 22:47:26,233 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {552#(not (= |assume_abort_if_not_#in~cond| 0))} {489#true} [126] assume_abort_if_notEXIT-->L27: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {559#(<= 1 main_~y~0)} is VALID [2022-04-14 22:47:26,234 INFO L290 TraceCheckUtils]: 22: Hoare triple {559#(<= 1 main_~y~0)} [100] L27-->L47-2: Formula: (and (= v_main_~q~0_8 0) (= v_main_~y~0_5 v_main_~b~0_11) (= v_main_~x~0_5 v_main_~a~0_11) (= v_main_~p~0_7 1)) InVars {main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5} OutVars{main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5, main_~b~0=v_main_~b~0_11, main_~p~0=v_main_~p~0_7, main_~a~0=v_main_~a~0_11} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~a~0] {563#(and (<= 1 main_~p~0) (<= main_~q~0 0) (<= main_~a~0 main_~x~0) (<= main_~y~0 main_~b~0) (<= 1 main_~y~0))} is VALID [2022-04-14 22:47:26,234 INFO L290 TraceCheckUtils]: 23: Hoare triple {563#(and (<= 1 main_~p~0) (<= main_~q~0 0) (<= main_~a~0 main_~x~0) (<= main_~y~0 main_~b~0) (<= 1 main_~y~0))} [103] L47-2-->L35: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {563#(and (<= 1 main_~p~0) (<= main_~q~0 0) (<= main_~a~0 main_~x~0) (<= main_~y~0 main_~b~0) (<= 1 main_~y~0))} is VALID [2022-04-14 22:47:26,235 INFO L272 TraceCheckUtils]: 24: Hoare triple {563#(and (<= 1 main_~p~0) (<= main_~q~0 0) (<= main_~a~0 main_~x~0) (<= main_~y~0 main_~b~0) (<= 1 main_~y~0))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {489#true} is VALID [2022-04-14 22:47:26,235 INFO L290 TraceCheckUtils]: 25: Hoare triple {489#true} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {573#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-14 22:47:26,235 INFO L290 TraceCheckUtils]: 26: Hoare triple {573#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} [112] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {577#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-14 22:47:26,236 INFO L290 TraceCheckUtils]: 27: Hoare triple {577#(not (= |__VERIFIER_assert_#in~cond| 0))} [118] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {577#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-14 22:47:28,239 WARN L284 TraceCheckUtils]: 28: Hoare quadruple {577#(not (= |__VERIFIER_assert_#in~cond| 0))} {563#(and (<= 1 main_~p~0) (<= main_~q~0 0) (<= main_~a~0 main_~x~0) (<= main_~y~0 main_~b~0) (<= 1 main_~y~0))} [128] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {584#(and (<= main_~q~0 0) (<= main_~a~0 main_~x~0) (or (and (= (mod (+ (* main_~y~0 main_~x~0) (* (- 1) main_~q~0)) (* main_~b~0 main_~a~0)) 0) (<= 1 (div (+ (* main_~y~0 main_~x~0) (* (- 1) main_~q~0)) (* main_~b~0 main_~a~0))) (not (= main_~a~0 0))) (and (= main_~a~0 0) (= (+ (* main_~y~0 main_~x~0) (* (- 1) main_~q~0)) 0))) (<= main_~y~0 main_~b~0) (<= 1 main_~y~0))} is UNKNOWN [2022-04-14 22:47:28,240 INFO L290 TraceCheckUtils]: 29: Hoare triple {584#(and (<= main_~q~0 0) (<= main_~a~0 main_~x~0) (or (and (= (mod (+ (* main_~y~0 main_~x~0) (* (- 1) main_~q~0)) (* main_~b~0 main_~a~0)) 0) (<= 1 (div (+ (* main_~y~0 main_~x~0) (* (- 1) main_~q~0)) (* main_~b~0 main_~a~0))) (not (= main_~a~0 0))) (and (= main_~a~0 0) (= (+ (* main_~y~0 main_~x~0) (* (- 1) main_~q~0)) 0))) (<= main_~y~0 main_~b~0) (<= 1 main_~y~0))} [108] L35-1-->L34-2: Formula: (or (= 0 v_main_~b~0_14) (= 0 v_main_~a~0_14)) InVars {main_~b~0=v_main_~b~0_14, main_~a~0=v_main_~a~0_14} OutVars{main_~b~0=v_main_~b~0_14, main_~a~0=v_main_~a~0_14} AuxVars[] AssignedVars[] {588#(and (<= 0 main_~x~0) (<= main_~q~0 0) (= (+ (* main_~y~0 main_~x~0) (* (- 1) main_~q~0)) 0) (<= 1 main_~y~0))} is VALID [2022-04-14 22:47:28,241 INFO L272 TraceCheckUtils]: 30: Hoare triple {588#(and (<= 0 main_~x~0) (<= main_~q~0 0) (= (+ (* main_~y~0 main_~x~0) (* (- 1) main_~q~0)) 0) (<= 1 main_~y~0))} [104] L34-2-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~q~0_12 (* v_main_~x~0_10 v_main_~y~0_11)) 1 0)) InVars {main_~q~0=v_main_~q~0_12, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {592#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 22:47:28,242 INFO L290 TraceCheckUtils]: 31: Hoare triple {592#(<= 1 |__VERIFIER_assert_#in~cond|)} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {596#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 22:47:28,242 INFO L290 TraceCheckUtils]: 32: Hoare triple {596#(<= 1 __VERIFIER_assert_~cond)} [111] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {490#false} is VALID [2022-04-14 22:47:28,242 INFO L290 TraceCheckUtils]: 33: Hoare triple {490#false} [116] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {490#false} is VALID [2022-04-14 22:47:28,242 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-04-14 22:47:28,242 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-14 22:48:09,263 INFO L290 TraceCheckUtils]: 33: Hoare triple {490#false} [116] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {490#false} is VALID [2022-04-14 22:48:09,264 INFO L290 TraceCheckUtils]: 32: Hoare triple {596#(<= 1 __VERIFIER_assert_~cond)} [111] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {490#false} is VALID [2022-04-14 22:48:09,264 INFO L290 TraceCheckUtils]: 31: Hoare triple {592#(<= 1 |__VERIFIER_assert_#in~cond|)} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {596#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 22:48:09,265 INFO L272 TraceCheckUtils]: 30: Hoare triple {612#(= main_~q~0 (* main_~y~0 main_~x~0))} [104] L34-2-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~q~0_12 (* v_main_~x~0_10 v_main_~y~0_11)) 1 0)) InVars {main_~q~0=v_main_~q~0_12, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {592#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 22:48:09,266 INFO L290 TraceCheckUtils]: 29: Hoare triple {616#(or (= main_~q~0 (* main_~y~0 main_~x~0)) (and (not (= main_~b~0 0)) (not (= main_~a~0 0))))} [108] L35-1-->L34-2: Formula: (or (= 0 v_main_~b~0_14) (= 0 v_main_~a~0_14)) InVars {main_~b~0=v_main_~b~0_14, main_~a~0=v_main_~a~0_14} OutVars{main_~b~0=v_main_~b~0_14, main_~a~0=v_main_~a~0_14} AuxVars[] AssignedVars[] {612#(= main_~q~0 (* main_~y~0 main_~x~0))} is VALID [2022-04-14 22:48:09,268 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {577#(not (= |__VERIFIER_assert_#in~cond| 0))} {489#true} [128] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {616#(or (= main_~q~0 (* main_~y~0 main_~x~0)) (and (not (= main_~b~0 0)) (not (= main_~a~0 0))))} is VALID [2022-04-14 22:48:09,269 INFO L290 TraceCheckUtils]: 27: Hoare triple {577#(not (= |__VERIFIER_assert_#in~cond| 0))} [118] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {577#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-14 22:48:09,269 INFO L290 TraceCheckUtils]: 26: Hoare triple {629#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} [112] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {577#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-14 22:48:09,270 INFO L290 TraceCheckUtils]: 25: Hoare triple {489#true} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {629#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-14 22:48:09,270 INFO L272 TraceCheckUtils]: 24: Hoare triple {489#true} [105] L35-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {489#true} is VALID [2022-04-14 22:48:09,270 INFO L290 TraceCheckUtils]: 23: Hoare triple {489#true} [103] L47-2-->L35: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:48:09,270 INFO L290 TraceCheckUtils]: 22: Hoare triple {489#true} [100] L27-->L47-2: Formula: (and (= v_main_~q~0_8 0) (= v_main_~y~0_5 v_main_~b~0_11) (= v_main_~x~0_5 v_main_~a~0_11) (= v_main_~p~0_7 1)) InVars {main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5} OutVars{main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5, main_~b~0=v_main_~b~0_11, main_~p~0=v_main_~p~0_7, main_~a~0=v_main_~a~0_11} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~a~0] {489#true} is VALID [2022-04-14 22:48:09,271 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {489#true} {489#true} [126] assume_abort_if_notEXIT-->L27: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {489#true} is VALID [2022-04-14 22:48:09,271 INFO L290 TraceCheckUtils]: 20: Hoare triple {489#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:48:09,271 INFO L290 TraceCheckUtils]: 19: Hoare triple {489#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:48:09,271 INFO L290 TraceCheckUtils]: 18: Hoare triple {489#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {489#true} is VALID [2022-04-14 22:48:09,271 INFO L272 TraceCheckUtils]: 17: Hoare triple {489#true} [98] L26-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {489#true} is VALID [2022-04-14 22:48:09,271 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {489#true} {489#true} [125] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {489#true} is VALID [2022-04-14 22:48:09,272 INFO L290 TraceCheckUtils]: 15: Hoare triple {489#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:48:09,272 INFO L290 TraceCheckUtils]: 14: Hoare triple {489#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:48:09,272 INFO L290 TraceCheckUtils]: 13: Hoare triple {489#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {489#true} is VALID [2022-04-14 22:48:09,272 INFO L272 TraceCheckUtils]: 12: Hoare triple {489#true} [95] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {489#true} is VALID [2022-04-14 22:48:09,272 INFO L290 TraceCheckUtils]: 11: Hoare triple {489#true} [93] L24-1-->L26: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {489#true} is VALID [2022-04-14 22:48:09,273 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {489#true} {489#true} [124] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {489#true} is VALID [2022-04-14 22:48:09,273 INFO L290 TraceCheckUtils]: 9: Hoare triple {489#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:48:09,273 INFO L290 TraceCheckUtils]: 8: Hoare triple {489#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:48:09,273 INFO L290 TraceCheckUtils]: 7: Hoare triple {489#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {489#true} is VALID [2022-04-14 22:48:09,273 INFO L272 TraceCheckUtils]: 6: Hoare triple {489#true} [92] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {489#true} is VALID [2022-04-14 22:48:09,274 INFO L290 TraceCheckUtils]: 5: Hoare triple {489#true} [90] mainENTRY-->L24: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_3, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_6, main_~p~0=v_main_~p~0_4, main_~a~0=v_main_~a~0_7} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {489#true} is VALID [2022-04-14 22:48:09,274 INFO L272 TraceCheckUtils]: 4: Hoare triple {489#true} [87] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:48:09,274 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {489#true} {489#true} [123] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:48:09,274 INFO L290 TraceCheckUtils]: 2: Hoare triple {489#true} [91] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:48:09,274 INFO L290 TraceCheckUtils]: 1: Hoare triple {489#true} [88] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#length_1| 2) 13) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {489#true} is VALID [2022-04-14 22:48:09,275 INFO L272 TraceCheckUtils]: 0: Hoare triple {489#true} [86] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {489#true} is VALID [2022-04-14 22:48:09,275 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-04-14 22:48:09,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 22:48:09,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819897329] [2022-04-14 22:48:09,275 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-14 22:48:09,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [327011242] [2022-04-14 22:48:09,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [327011242] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-14 22:48:09,276 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-14 22:48:09,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 15 [2022-04-14 22:48:09,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970499713] [2022-04-14 22:48:09,276 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-14 22:48:09,277 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 11 states have internal predecessors, (24), 4 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (7), 4 states have call predecessors, (7), 2 states have call successors, (7) Word has length 34 [2022-04-14 22:48:09,277 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 22:48:09,277 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 15 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 11 states have internal predecessors, (24), 4 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (7), 4 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-14 22:48:11,322 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 40 edges. 39 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-04-14 22:48:11,322 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-04-14 22:48:11,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 22:48:11,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-04-14 22:48:11,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-04-14 22:48:11,323 INFO L87 Difference]: Start difference. First operand 33 states and 39 transitions. Second operand has 15 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 11 states have internal predecessors, (24), 4 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (7), 4 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-14 22:48:18,284 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-04-14 22:48:20,313 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-04-14 22:48:22,532 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-04-14 22:48:24,560 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-04-14 22:48:24,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:48:24,574 INFO L93 Difference]: Finished difference Result 51 states and 65 transitions. [2022-04-14 22:48:24,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-04-14 22:48:24,574 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 11 states have internal predecessors, (24), 4 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (7), 4 states have call predecessors, (7), 2 states have call successors, (7) Word has length 34 [2022-04-14 22:48:24,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 22:48:24,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 11 states have internal predecessors, (24), 4 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (7), 4 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-14 22:48:24,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 63 transitions. [2022-04-14 22:48:24,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 11 states have internal predecessors, (24), 4 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (7), 4 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-14 22:48:24,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 63 transitions. [2022-04-14 22:48:24,583 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 14 states and 63 transitions. [2022-04-14 22:48:24,642 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 22:48:24,644 INFO L225 Difference]: With dead ends: 51 [2022-04-14 22:48:24,644 INFO L226 Difference]: Without dead ends: 47 [2022-04-14 22:48:24,645 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=78, Invalid=342, Unknown=0, NotChecked=0, Total=420 [2022-04-14 22:48:24,646 INFO L913 BasicCegarLoop]: 20 mSDtfsCounter, 28 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 16 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 164 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2022-04-14 22:48:24,646 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 164 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 304 Invalid, 4 Unknown, 0 Unchecked, 9.7s Time] [2022-04-14 22:48:24,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2022-04-14 22:48:24,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 38. [2022-04-14 22:48:24,650 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 22:48:24,651 INFO L82 GeneralOperation]: Start isEquivalent. First operand 47 states. Second operand has 38 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 9 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-14 22:48:24,651 INFO L74 IsIncluded]: Start isIncluded. First operand 47 states. Second operand has 38 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 9 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-14 22:48:24,651 INFO L87 Difference]: Start difference. First operand 47 states. Second operand has 38 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 9 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-14 22:48:24,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:48:24,657 INFO L93 Difference]: Finished difference Result 47 states and 59 transitions. [2022-04-14 22:48:24,657 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2022-04-14 22:48:24,658 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 22:48:24,658 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 22:48:24,658 INFO L74 IsIncluded]: Start isIncluded. First operand has 38 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 9 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 47 states. [2022-04-14 22:48:24,658 INFO L87 Difference]: Start difference. First operand has 38 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 9 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 47 states. [2022-04-14 22:48:24,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:48:24,661 INFO L93 Difference]: Finished difference Result 47 states and 59 transitions. [2022-04-14 22:48:24,661 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2022-04-14 22:48:24,662 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 22:48:24,662 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 22:48:24,662 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 22:48:24,662 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 22:48:24,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 9 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-14 22:48:24,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 44 transitions. [2022-04-14 22:48:24,664 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 44 transitions. Word has length 34 [2022-04-14 22:48:24,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 22:48:24,665 INFO L478 AbstractCegarLoop]: Abstraction has 38 states and 44 transitions. [2022-04-14 22:48:24,665 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 11 states have internal predecessors, (24), 4 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (7), 4 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-14 22:48:24,665 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2022-04-14 22:48:24,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-04-14 22:48:24,666 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 22:48:24,666 INFO L499 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 22:48:24,687 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-14 22:48:24,867 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 [2022-04-14 22:48:24,867 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 22:48:24,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 22:48:24,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1300735059, now seen corresponding path program 1 times [2022-04-14 22:48:24,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 22:48:24,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45895270] [2022-04-14 22:48:24,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 22:48:24,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 22:48:24,887 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-14 22:48:24,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [131378067] [2022-04-14 22:48:24,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 22:48:24,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 22:48:24,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 22:48:24,902 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) [2022-04-14 22:48:24,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-04-14 22:48:24,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 22:48:24,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 18 conjunts are in the unsatisfiable core [2022-04-14 22:48:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 22:48:24,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-14 22:48:25,446 INFO L272 TraceCheckUtils]: 0: Hoare triple {904#true} [86] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:25,447 INFO L290 TraceCheckUtils]: 1: Hoare triple {904#true} [88] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#length_1| 2) 13) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {904#true} is VALID [2022-04-14 22:48:25,447 INFO L290 TraceCheckUtils]: 2: Hoare triple {904#true} [91] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:25,447 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {904#true} {904#true} [123] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:25,447 INFO L272 TraceCheckUtils]: 4: Hoare triple {904#true} [87] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:25,447 INFO L290 TraceCheckUtils]: 5: Hoare triple {904#true} [90] mainENTRY-->L24: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_3, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_6, main_~p~0=v_main_~p~0_4, main_~a~0=v_main_~a~0_7} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {904#true} is VALID [2022-04-14 22:48:25,448 INFO L272 TraceCheckUtils]: 6: Hoare triple {904#true} [92] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {904#true} is VALID [2022-04-14 22:48:25,455 INFO L290 TraceCheckUtils]: 7: Hoare triple {904#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {930#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-14 22:48:25,456 INFO L290 TraceCheckUtils]: 8: Hoare triple {930#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {934#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 22:48:25,457 INFO L290 TraceCheckUtils]: 9: Hoare triple {934#(not (= |assume_abort_if_not_#in~cond| 0))} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {934#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 22:48:25,457 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {934#(not (= |assume_abort_if_not_#in~cond| 0))} {904#true} [124] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {941#(and (<= 0 main_~x~0) (<= main_~x~0 2))} is VALID [2022-04-14 22:48:25,458 INFO L290 TraceCheckUtils]: 11: Hoare triple {941#(and (<= 0 main_~x~0) (<= main_~x~0 2))} [93] L24-1-->L26: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {941#(and (<= 0 main_~x~0) (<= main_~x~0 2))} is VALID [2022-04-14 22:48:25,458 INFO L272 TraceCheckUtils]: 12: Hoare triple {941#(and (<= 0 main_~x~0) (<= main_~x~0 2))} [95] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {904#true} is VALID [2022-04-14 22:48:25,458 INFO L290 TraceCheckUtils]: 13: Hoare triple {904#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {904#true} is VALID [2022-04-14 22:48:25,458 INFO L290 TraceCheckUtils]: 14: Hoare triple {904#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:25,459 INFO L290 TraceCheckUtils]: 15: Hoare triple {904#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:25,459 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {904#true} {941#(and (<= 0 main_~x~0) (<= main_~x~0 2))} [125] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {941#(and (<= 0 main_~x~0) (<= main_~x~0 2))} is VALID [2022-04-14 22:48:25,459 INFO L272 TraceCheckUtils]: 17: Hoare triple {941#(and (<= 0 main_~x~0) (<= main_~x~0 2))} [98] L26-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {904#true} is VALID [2022-04-14 22:48:25,459 INFO L290 TraceCheckUtils]: 18: Hoare triple {904#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {904#true} is VALID [2022-04-14 22:48:25,460 INFO L290 TraceCheckUtils]: 19: Hoare triple {904#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:25,460 INFO L290 TraceCheckUtils]: 20: Hoare triple {904#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:25,460 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {904#true} {941#(and (<= 0 main_~x~0) (<= main_~x~0 2))} [126] assume_abort_if_notEXIT-->L27: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {941#(and (<= 0 main_~x~0) (<= main_~x~0 2))} is VALID [2022-04-14 22:48:25,461 INFO L290 TraceCheckUtils]: 22: Hoare triple {941#(and (<= 0 main_~x~0) (<= main_~x~0 2))} [100] L27-->L47-2: Formula: (and (= v_main_~q~0_8 0) (= v_main_~y~0_5 v_main_~b~0_11) (= v_main_~x~0_5 v_main_~a~0_11) (= v_main_~p~0_7 1)) InVars {main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5} OutVars{main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5, main_~b~0=v_main_~b~0_11, main_~p~0=v_main_~p~0_7, main_~a~0=v_main_~a~0_11} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~a~0] {978#(<= 0 main_~a~0)} is VALID [2022-04-14 22:48:25,461 INFO L290 TraceCheckUtils]: 23: Hoare triple {978#(<= 0 main_~a~0)} [103] L47-2-->L35: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {978#(<= 0 main_~a~0)} is VALID [2022-04-14 22:48:25,461 INFO L272 TraceCheckUtils]: 24: Hoare triple {978#(<= 0 main_~a~0)} [105] L35-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {904#true} is VALID [2022-04-14 22:48:25,462 INFO L290 TraceCheckUtils]: 25: Hoare triple {904#true} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {904#true} is VALID [2022-04-14 22:48:25,462 INFO L290 TraceCheckUtils]: 26: Hoare triple {904#true} [112] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:25,462 INFO L290 TraceCheckUtils]: 27: Hoare triple {904#true} [118] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:25,463 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {904#true} {978#(<= 0 main_~a~0)} [128] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {978#(<= 0 main_~a~0)} is VALID [2022-04-14 22:48:25,463 INFO L290 TraceCheckUtils]: 29: Hoare triple {978#(<= 0 main_~a~0)} [109] L35-1-->L40: Formula: (and (not (= 0 v_main_~b~0_15)) (not (= 0 v_main_~a~0_15))) InVars {main_~b~0=v_main_~b~0_15, main_~a~0=v_main_~a~0_15} OutVars{main_~b~0=v_main_~b~0_15, main_~a~0=v_main_~a~0_15} AuxVars[] AssignedVars[] {1000#(and (<= 0 main_~a~0) (not (= main_~b~0 0)) (not (= main_~a~0 0)))} is VALID [2022-04-14 22:48:25,465 INFO L290 TraceCheckUtils]: 30: Hoare triple {1000#(and (<= 0 main_~a~0) (not (= main_~b~0 0)) (not (= main_~a~0 0)))} [113] L40-->L47-2: Formula: (let ((.cse5 (mod v_main_~a~0_2 2)) (.cse1 (mod v_main_~b~0_2 2))) (let ((.cse0 (and (not (= .cse1 0)) (< v_main_~b~0_2 0))) (.cse3 (and (not (= .cse5 0)) (< v_main_~a~0_2 0)))) (and (= v_main_~p~0_1 (* v_main_~p~0_2 4)) (= (ite .cse0 (+ (- 2) .cse1) .cse1) 0) (= v_main_~b~0_1 (let ((.cse2 (div v_main_~b~0_2 2))) (ite .cse0 (+ .cse2 1) .cse2))) (= v_main_~a~0_1 (let ((.cse4 (div v_main_~a~0_2 2))) (ite .cse3 (+ .cse4 1) .cse4))) (= 0 (ite .cse3 (+ .cse5 (- 2)) .cse5))))) InVars {main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~a~0=v_main_~a~0_2} OutVars{main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~b~0, main_~p~0, main_~a~0] {1000#(and (<= 0 main_~a~0) (not (= main_~b~0 0)) (not (= main_~a~0 0)))} is VALID [2022-04-14 22:48:25,465 INFO L290 TraceCheckUtils]: 31: Hoare triple {1000#(and (<= 0 main_~a~0) (not (= main_~b~0 0)) (not (= main_~a~0 0)))} [103] L47-2-->L35: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1000#(and (<= 0 main_~a~0) (not (= main_~b~0 0)) (not (= main_~a~0 0)))} is VALID [2022-04-14 22:48:25,465 INFO L272 TraceCheckUtils]: 32: Hoare triple {1000#(and (<= 0 main_~a~0) (not (= main_~b~0 0)) (not (= main_~a~0 0)))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {904#true} is VALID [2022-04-14 22:48:25,465 INFO L290 TraceCheckUtils]: 33: Hoare triple {904#true} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {904#true} is VALID [2022-04-14 22:48:25,466 INFO L290 TraceCheckUtils]: 34: Hoare triple {904#true} [112] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:25,466 INFO L290 TraceCheckUtils]: 35: Hoare triple {904#true} [118] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:25,467 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {904#true} {1000#(and (<= 0 main_~a~0) (not (= main_~b~0 0)) (not (= main_~a~0 0)))} [128] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {1000#(and (<= 0 main_~a~0) (not (= main_~b~0 0)) (not (= main_~a~0 0)))} is VALID [2022-04-14 22:48:25,467 INFO L290 TraceCheckUtils]: 37: Hoare triple {1000#(and (<= 0 main_~a~0) (not (= main_~b~0 0)) (not (= main_~a~0 0)))} [108] L35-1-->L34-2: Formula: (or (= 0 v_main_~b~0_14) (= 0 v_main_~a~0_14)) InVars {main_~b~0=v_main_~b~0_14, main_~a~0=v_main_~a~0_14} OutVars{main_~b~0=v_main_~b~0_14, main_~a~0=v_main_~a~0_14} AuxVars[] AssignedVars[] {905#false} is VALID [2022-04-14 22:48:25,467 INFO L272 TraceCheckUtils]: 38: Hoare triple {905#false} [104] L34-2-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~q~0_12 (* v_main_~x~0_10 v_main_~y~0_11)) 1 0)) InVars {main_~q~0=v_main_~q~0_12, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {905#false} is VALID [2022-04-14 22:48:25,467 INFO L290 TraceCheckUtils]: 39: Hoare triple {905#false} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {905#false} is VALID [2022-04-14 22:48:25,468 INFO L290 TraceCheckUtils]: 40: Hoare triple {905#false} [112] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {905#false} is VALID [2022-04-14 22:48:25,468 INFO L290 TraceCheckUtils]: 41: Hoare triple {905#false} [118] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {905#false} is VALID [2022-04-14 22:48:25,468 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {905#false} {905#false} [129] __VERIFIER_assertEXIT-->L57: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~q~0_12 (* v_main_~x~0_10 v_main_~y~0_11)) 1 0)) InVars {main_~q~0=v_main_~q~0_12, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {905#false} is VALID [2022-04-14 22:48:25,468 INFO L272 TraceCheckUtils]: 43: Hoare triple {905#false} [106] L57-->__VERIFIER_assertENTRY: Formula: (= (ite (= (* v_main_~a~0_17 v_main_~b~0_17) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~b~0=v_main_~b~0_17, main_~a~0=v_main_~a~0_17} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~b~0, main_~a~0] {905#false} is VALID [2022-04-14 22:48:25,468 INFO L290 TraceCheckUtils]: 44: Hoare triple {905#false} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {905#false} is VALID [2022-04-14 22:48:25,468 INFO L290 TraceCheckUtils]: 45: Hoare triple {905#false} [111] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {905#false} is VALID [2022-04-14 22:48:25,469 INFO L290 TraceCheckUtils]: 46: Hoare triple {905#false} [116] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {905#false} is VALID [2022-04-14 22:48:25,469 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-04-14 22:48:25,469 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-14 22:48:26,674 INFO L290 TraceCheckUtils]: 46: Hoare triple {905#false} [116] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {905#false} is VALID [2022-04-14 22:48:26,674 INFO L290 TraceCheckUtils]: 45: Hoare triple {905#false} [111] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {905#false} is VALID [2022-04-14 22:48:26,674 INFO L290 TraceCheckUtils]: 44: Hoare triple {905#false} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {905#false} is VALID [2022-04-14 22:48:26,675 INFO L272 TraceCheckUtils]: 43: Hoare triple {905#false} [106] L57-->__VERIFIER_assertENTRY: Formula: (= (ite (= (* v_main_~a~0_17 v_main_~b~0_17) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~b~0=v_main_~b~0_17, main_~a~0=v_main_~a~0_17} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~b~0, main_~a~0] {905#false} is VALID [2022-04-14 22:48:26,675 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {904#true} {905#false} [129] __VERIFIER_assertEXIT-->L57: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~q~0_12 (* v_main_~x~0_10 v_main_~y~0_11)) 1 0)) InVars {main_~q~0=v_main_~q~0_12, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {905#false} is VALID [2022-04-14 22:48:26,675 INFO L290 TraceCheckUtils]: 41: Hoare triple {904#true} [118] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:26,675 INFO L290 TraceCheckUtils]: 40: Hoare triple {904#true} [112] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:26,675 INFO L290 TraceCheckUtils]: 39: Hoare triple {904#true} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {904#true} is VALID [2022-04-14 22:48:26,675 INFO L272 TraceCheckUtils]: 38: Hoare triple {905#false} [104] L34-2-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~q~0_12 (* v_main_~x~0_10 v_main_~y~0_11)) 1 0)) InVars {main_~q~0=v_main_~q~0_12, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {904#true} is VALID [2022-04-14 22:48:26,676 INFO L290 TraceCheckUtils]: 37: Hoare triple {1079#(and (not (= main_~b~0 0)) (not (= main_~a~0 0)))} [108] L35-1-->L34-2: Formula: (or (= 0 v_main_~b~0_14) (= 0 v_main_~a~0_14)) InVars {main_~b~0=v_main_~b~0_14, main_~a~0=v_main_~a~0_14} OutVars{main_~b~0=v_main_~b~0_14, main_~a~0=v_main_~a~0_14} AuxVars[] AssignedVars[] {905#false} is VALID [2022-04-14 22:48:26,677 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {904#true} {1079#(and (not (= main_~b~0 0)) (not (= main_~a~0 0)))} [128] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {1079#(and (not (= main_~b~0 0)) (not (= main_~a~0 0)))} is VALID [2022-04-14 22:48:26,677 INFO L290 TraceCheckUtils]: 35: Hoare triple {904#true} [118] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:26,677 INFO L290 TraceCheckUtils]: 34: Hoare triple {904#true} [112] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:26,677 INFO L290 TraceCheckUtils]: 33: Hoare triple {904#true} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {904#true} is VALID [2022-04-14 22:48:26,677 INFO L272 TraceCheckUtils]: 32: Hoare triple {1079#(and (not (= main_~b~0 0)) (not (= main_~a~0 0)))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {904#true} is VALID [2022-04-14 22:48:26,678 INFO L290 TraceCheckUtils]: 31: Hoare triple {1079#(and (not (= main_~b~0 0)) (not (= main_~a~0 0)))} [103] L47-2-->L35: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1079#(and (not (= main_~b~0 0)) (not (= main_~a~0 0)))} is VALID [2022-04-14 22:48:26,679 INFO L290 TraceCheckUtils]: 30: Hoare triple {1101#(or (not (= (mod main_~b~0 2) 0)) (not (= (mod main_~a~0 2) 0)) (and (not (<= (div main_~a~0 2) 0)) (not (= (div main_~b~0 2) 0))))} [113] L40-->L47-2: Formula: (let ((.cse5 (mod v_main_~a~0_2 2)) (.cse1 (mod v_main_~b~0_2 2))) (let ((.cse0 (and (not (= .cse1 0)) (< v_main_~b~0_2 0))) (.cse3 (and (not (= .cse5 0)) (< v_main_~a~0_2 0)))) (and (= v_main_~p~0_1 (* v_main_~p~0_2 4)) (= (ite .cse0 (+ (- 2) .cse1) .cse1) 0) (= v_main_~b~0_1 (let ((.cse2 (div v_main_~b~0_2 2))) (ite .cse0 (+ .cse2 1) .cse2))) (= v_main_~a~0_1 (let ((.cse4 (div v_main_~a~0_2 2))) (ite .cse3 (+ .cse4 1) .cse4))) (= 0 (ite .cse3 (+ .cse5 (- 2)) .cse5))))) InVars {main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~a~0=v_main_~a~0_2} OutVars{main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~b~0, main_~p~0, main_~a~0] {1079#(and (not (= main_~b~0 0)) (not (= main_~a~0 0)))} is VALID [2022-04-14 22:48:26,680 INFO L290 TraceCheckUtils]: 29: Hoare triple {1105#(or (not (= (mod main_~b~0 2) 0)) (= main_~a~0 0) (not (<= (div main_~a~0 2) 0)) (= main_~b~0 0) (not (= (mod main_~a~0 2) 0)))} [109] L35-1-->L40: Formula: (and (not (= 0 v_main_~b~0_15)) (not (= 0 v_main_~a~0_15))) InVars {main_~b~0=v_main_~b~0_15, main_~a~0=v_main_~a~0_15} OutVars{main_~b~0=v_main_~b~0_15, main_~a~0=v_main_~a~0_15} AuxVars[] AssignedVars[] {1101#(or (not (= (mod main_~b~0 2) 0)) (not (= (mod main_~a~0 2) 0)) (and (not (<= (div main_~a~0 2) 0)) (not (= (div main_~b~0 2) 0))))} is VALID [2022-04-14 22:48:26,681 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {904#true} {1105#(or (not (= (mod main_~b~0 2) 0)) (= main_~a~0 0) (not (<= (div main_~a~0 2) 0)) (= main_~b~0 0) (not (= (mod main_~a~0 2) 0)))} [128] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {1105#(or (not (= (mod main_~b~0 2) 0)) (= main_~a~0 0) (not (<= (div main_~a~0 2) 0)) (= main_~b~0 0) (not (= (mod main_~a~0 2) 0)))} is VALID [2022-04-14 22:48:26,681 INFO L290 TraceCheckUtils]: 27: Hoare triple {904#true} [118] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:26,681 INFO L290 TraceCheckUtils]: 26: Hoare triple {904#true} [112] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:26,682 INFO L290 TraceCheckUtils]: 25: Hoare triple {904#true} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {904#true} is VALID [2022-04-14 22:48:26,682 INFO L272 TraceCheckUtils]: 24: Hoare triple {1105#(or (not (= (mod main_~b~0 2) 0)) (= main_~a~0 0) (not (<= (div main_~a~0 2) 0)) (= main_~b~0 0) (not (= (mod main_~a~0 2) 0)))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {904#true} is VALID [2022-04-14 22:48:26,682 INFO L290 TraceCheckUtils]: 23: Hoare triple {1105#(or (not (= (mod main_~b~0 2) 0)) (= main_~a~0 0) (not (<= (div main_~a~0 2) 0)) (= main_~b~0 0) (not (= (mod main_~a~0 2) 0)))} [103] L47-2-->L35: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1105#(or (not (= (mod main_~b~0 2) 0)) (= main_~a~0 0) (not (<= (div main_~a~0 2) 0)) (= main_~b~0 0) (not (= (mod main_~a~0 2) 0)))} is VALID [2022-04-14 22:48:26,683 INFO L290 TraceCheckUtils]: 22: Hoare triple {1127#(<= 0 (+ (div (+ (- 1) main_~x~0) 2) 1))} [100] L27-->L47-2: Formula: (and (= v_main_~q~0_8 0) (= v_main_~y~0_5 v_main_~b~0_11) (= v_main_~x~0_5 v_main_~a~0_11) (= v_main_~p~0_7 1)) InVars {main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5} OutVars{main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5, main_~b~0=v_main_~b~0_11, main_~p~0=v_main_~p~0_7, main_~a~0=v_main_~a~0_11} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~a~0] {1105#(or (not (= (mod main_~b~0 2) 0)) (= main_~a~0 0) (not (<= (div main_~a~0 2) 0)) (= main_~b~0 0) (not (= (mod main_~a~0 2) 0)))} is VALID [2022-04-14 22:48:26,684 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {904#true} {1127#(<= 0 (+ (div (+ (- 1) main_~x~0) 2) 1))} [126] assume_abort_if_notEXIT-->L27: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1127#(<= 0 (+ (div (+ (- 1) main_~x~0) 2) 1))} is VALID [2022-04-14 22:48:26,684 INFO L290 TraceCheckUtils]: 20: Hoare triple {904#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:26,684 INFO L290 TraceCheckUtils]: 19: Hoare triple {904#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:26,684 INFO L290 TraceCheckUtils]: 18: Hoare triple {904#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {904#true} is VALID [2022-04-14 22:48:26,685 INFO L272 TraceCheckUtils]: 17: Hoare triple {1127#(<= 0 (+ (div (+ (- 1) main_~x~0) 2) 1))} [98] L26-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {904#true} is VALID [2022-04-14 22:48:26,685 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {904#true} {1127#(<= 0 (+ (div (+ (- 1) main_~x~0) 2) 1))} [125] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1127#(<= 0 (+ (div (+ (- 1) main_~x~0) 2) 1))} is VALID [2022-04-14 22:48:26,685 INFO L290 TraceCheckUtils]: 15: Hoare triple {904#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:26,685 INFO L290 TraceCheckUtils]: 14: Hoare triple {904#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:26,685 INFO L290 TraceCheckUtils]: 13: Hoare triple {904#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {904#true} is VALID [2022-04-14 22:48:26,686 INFO L272 TraceCheckUtils]: 12: Hoare triple {1127#(<= 0 (+ (div (+ (- 1) main_~x~0) 2) 1))} [95] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {904#true} is VALID [2022-04-14 22:48:26,686 INFO L290 TraceCheckUtils]: 11: Hoare triple {1127#(<= 0 (+ (div (+ (- 1) main_~x~0) 2) 1))} [93] L24-1-->L26: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {1127#(<= 0 (+ (div (+ (- 1) main_~x~0) 2) 1))} is VALID [2022-04-14 22:48:26,687 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {934#(not (= |assume_abort_if_not_#in~cond| 0))} {904#true} [124] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {1127#(<= 0 (+ (div (+ (- 1) main_~x~0) 2) 1))} is VALID [2022-04-14 22:48:26,687 INFO L290 TraceCheckUtils]: 9: Hoare triple {934#(not (= |assume_abort_if_not_#in~cond| 0))} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {934#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 22:48:26,688 INFO L290 TraceCheckUtils]: 8: Hoare triple {1173#(or (not (= |assume_abort_if_not_#in~cond| 0)) (= assume_abort_if_not_~cond 0))} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {934#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 22:48:26,688 INFO L290 TraceCheckUtils]: 7: Hoare triple {904#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1173#(or (not (= |assume_abort_if_not_#in~cond| 0)) (= assume_abort_if_not_~cond 0))} is VALID [2022-04-14 22:48:26,688 INFO L272 TraceCheckUtils]: 6: Hoare triple {904#true} [92] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {904#true} is VALID [2022-04-14 22:48:26,688 INFO L290 TraceCheckUtils]: 5: Hoare triple {904#true} [90] mainENTRY-->L24: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_3, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_6, main_~p~0=v_main_~p~0_4, main_~a~0=v_main_~a~0_7} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {904#true} is VALID [2022-04-14 22:48:26,688 INFO L272 TraceCheckUtils]: 4: Hoare triple {904#true} [87] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:26,689 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {904#true} {904#true} [123] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:26,689 INFO L290 TraceCheckUtils]: 2: Hoare triple {904#true} [91] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:26,689 INFO L290 TraceCheckUtils]: 1: Hoare triple {904#true} [88] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#length_1| 2) 13) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {904#true} is VALID [2022-04-14 22:48:26,689 INFO L272 TraceCheckUtils]: 0: Hoare triple {904#true} [86] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {904#true} is VALID [2022-04-14 22:48:26,689 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-04-14 22:48:26,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 22:48:26,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45895270] [2022-04-14 22:48:26,690 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-14 22:48:26,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [131378067] [2022-04-14 22:48:26,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [131378067] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-14 22:48:26,690 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-14 22:48:26,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 12 [2022-04-14 22:48:26,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186977892] [2022-04-14 22:48:26,690 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-14 22:48:26,691 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.75) internal successors, (33), 12 states have internal predecessors, (33), 8 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (13), 8 states have call predecessors, (13), 8 states have call successors, (13) Word has length 47 [2022-04-14 22:48:26,692 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 22:48:26,692 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 12 states, 12 states have (on average 2.75) internal successors, (33), 12 states have internal predecessors, (33), 8 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (13), 8 states have call predecessors, (13), 8 states have call successors, (13) [2022-04-14 22:48:26,738 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 22:48:26,738 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-04-14 22:48:26,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 22:48:26,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-04-14 22:48:26,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-04-14 22:48:26,739 INFO L87 Difference]: Start difference. First operand 38 states and 44 transitions. Second operand has 12 states, 12 states have (on average 2.75) internal successors, (33), 12 states have internal predecessors, (33), 8 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (13), 8 states have call predecessors, (13), 8 states have call successors, (13) [2022-04-14 22:48:27,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:48:27,113 INFO L93 Difference]: Finished difference Result 41 states and 48 transitions. [2022-04-14 22:48:27,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-04-14 22:48:27,114 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.75) internal successors, (33), 12 states have internal predecessors, (33), 8 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (13), 8 states have call predecessors, (13), 8 states have call successors, (13) Word has length 47 [2022-04-14 22:48:27,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 22:48:27,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.75) internal successors, (33), 12 states have internal predecessors, (33), 8 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (13), 8 states have call predecessors, (13), 8 states have call successors, (13) [2022-04-14 22:48:27,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 41 transitions. [2022-04-14 22:48:27,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.75) internal successors, (33), 12 states have internal predecessors, (33), 8 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (13), 8 states have call predecessors, (13), 8 states have call successors, (13) [2022-04-14 22:48:27,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 41 transitions. [2022-04-14 22:48:27,119 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 7 states and 41 transitions. [2022-04-14 22:48:27,156 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 22:48:27,157 INFO L225 Difference]: With dead ends: 41 [2022-04-14 22:48:27,157 INFO L226 Difference]: Without dead ends: 41 [2022-04-14 22:48:27,158 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 82 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2022-04-14 22:48:27,160 INFO L913 BasicCegarLoop]: 26 mSDtfsCounter, 27 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-14 22:48:27,161 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 124 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-14 22:48:27,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2022-04-14 22:48:27,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 38. [2022-04-14 22:48:27,169 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 22:48:27,169 INFO L82 GeneralOperation]: Start isEquivalent. First operand 41 states. Second operand has 38 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 9 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-14 22:48:27,169 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand has 38 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 9 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-14 22:48:27,170 INFO L87 Difference]: Start difference. First operand 41 states. Second operand has 38 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 9 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-14 22:48:27,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:48:27,172 INFO L93 Difference]: Finished difference Result 41 states and 48 transitions. [2022-04-14 22:48:27,172 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2022-04-14 22:48:27,172 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 22:48:27,173 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 22:48:27,173 INFO L74 IsIncluded]: Start isIncluded. First operand has 38 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 9 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 41 states. [2022-04-14 22:48:27,173 INFO L87 Difference]: Start difference. First operand has 38 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 9 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 41 states. [2022-04-14 22:48:27,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:48:27,175 INFO L93 Difference]: Finished difference Result 41 states and 48 transitions. [2022-04-14 22:48:27,175 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2022-04-14 22:48:27,176 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 22:48:27,176 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 22:48:27,176 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 22:48:27,176 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 22:48:27,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 9 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-14 22:48:27,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 44 transitions. [2022-04-14 22:48:27,178 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 44 transitions. Word has length 47 [2022-04-14 22:48:27,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 22:48:27,178 INFO L478 AbstractCegarLoop]: Abstraction has 38 states and 44 transitions. [2022-04-14 22:48:27,179 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.75) internal successors, (33), 12 states have internal predecessors, (33), 8 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (13), 8 states have call predecessors, (13), 8 states have call successors, (13) [2022-04-14 22:48:27,179 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2022-04-14 22:48:27,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-04-14 22:48:27,180 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 22:48:27,180 INFO L499 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 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] [2022-04-14 22:48:27,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-04-14 22:48:27,387 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 [2022-04-14 22:48:27,388 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 22:48:27,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 22:48:27,388 INFO L85 PathProgramCache]: Analyzing trace with hash 125449199, now seen corresponding path program 1 times [2022-04-14 22:48:27,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 22:48:27,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935460248] [2022-04-14 22:48:27,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 22:48:27,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 22:48:27,406 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-14 22:48:27,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1294695827] [2022-04-14 22:48:27,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 22:48:27,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 22:48:27,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 22:48:27,407 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-14 22:48:27,434 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-04-14 22:48:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 22:48:27,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 11 conjunts are in the unsatisfiable core [2022-04-14 22:48:27,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 22:48:27,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-14 22:48:27,764 INFO L272 TraceCheckUtils]: 0: Hoare triple {1364#true} [86] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:27,764 INFO L290 TraceCheckUtils]: 1: Hoare triple {1364#true} [88] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#length_1| 2) 13) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {1364#true} is VALID [2022-04-14 22:48:27,764 INFO L290 TraceCheckUtils]: 2: Hoare triple {1364#true} [91] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:27,765 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1364#true} {1364#true} [123] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:27,765 INFO L272 TraceCheckUtils]: 4: Hoare triple {1364#true} [87] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:27,765 INFO L290 TraceCheckUtils]: 5: Hoare triple {1364#true} [90] mainENTRY-->L24: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_3, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_6, main_~p~0=v_main_~p~0_4, main_~a~0=v_main_~a~0_7} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {1364#true} is VALID [2022-04-14 22:48:27,765 INFO L272 TraceCheckUtils]: 6: Hoare triple {1364#true} [92] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {1364#true} is VALID [2022-04-14 22:48:27,765 INFO L290 TraceCheckUtils]: 7: Hoare triple {1364#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1364#true} is VALID [2022-04-14 22:48:27,765 INFO L290 TraceCheckUtils]: 8: Hoare triple {1364#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:27,765 INFO L290 TraceCheckUtils]: 9: Hoare triple {1364#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:27,766 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1364#true} {1364#true} [124] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {1364#true} is VALID [2022-04-14 22:48:27,766 INFO L290 TraceCheckUtils]: 11: Hoare triple {1364#true} [93] L24-1-->L26: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {1364#true} is VALID [2022-04-14 22:48:27,766 INFO L272 TraceCheckUtils]: 12: Hoare triple {1364#true} [95] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1364#true} is VALID [2022-04-14 22:48:27,766 INFO L290 TraceCheckUtils]: 13: Hoare triple {1364#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1408#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-14 22:48:27,767 INFO L290 TraceCheckUtils]: 14: Hoare triple {1408#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1412#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 22:48:27,767 INFO L290 TraceCheckUtils]: 15: Hoare triple {1412#(not (= |assume_abort_if_not_#in~cond| 0))} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1412#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 22:48:27,768 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1412#(not (= |assume_abort_if_not_#in~cond| 0))} {1364#true} [125] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1419#(and (<= 0 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-14 22:48:27,768 INFO L272 TraceCheckUtils]: 17: Hoare triple {1419#(and (<= 0 main_~y~0) (<= main_~y~0 2))} [98] L26-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1364#true} is VALID [2022-04-14 22:48:27,768 INFO L290 TraceCheckUtils]: 18: Hoare triple {1364#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1364#true} is VALID [2022-04-14 22:48:27,768 INFO L290 TraceCheckUtils]: 19: Hoare triple {1364#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:27,768 INFO L290 TraceCheckUtils]: 20: Hoare triple {1364#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:27,769 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1364#true} {1419#(and (<= 0 main_~y~0) (<= main_~y~0 2))} [126] assume_abort_if_notEXIT-->L27: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1419#(and (<= 0 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-14 22:48:27,769 INFO L290 TraceCheckUtils]: 22: Hoare triple {1419#(and (<= 0 main_~y~0) (<= main_~y~0 2))} [100] L27-->L47-2: Formula: (and (= v_main_~q~0_8 0) (= v_main_~y~0_5 v_main_~b~0_11) (= v_main_~x~0_5 v_main_~a~0_11) (= v_main_~p~0_7 1)) InVars {main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5} OutVars{main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5, main_~b~0=v_main_~b~0_11, main_~p~0=v_main_~p~0_7, main_~a~0=v_main_~a~0_11} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~a~0] {1438#(<= 0 main_~b~0)} is VALID [2022-04-14 22:48:27,770 INFO L290 TraceCheckUtils]: 23: Hoare triple {1438#(<= 0 main_~b~0)} [103] L47-2-->L35: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1438#(<= 0 main_~b~0)} is VALID [2022-04-14 22:48:27,770 INFO L272 TraceCheckUtils]: 24: Hoare triple {1438#(<= 0 main_~b~0)} [105] L35-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {1364#true} is VALID [2022-04-14 22:48:27,770 INFO L290 TraceCheckUtils]: 25: Hoare triple {1364#true} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1364#true} is VALID [2022-04-14 22:48:27,770 INFO L290 TraceCheckUtils]: 26: Hoare triple {1364#true} [112] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:27,770 INFO L290 TraceCheckUtils]: 27: Hoare triple {1364#true} [118] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:27,772 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {1364#true} {1438#(<= 0 main_~b~0)} [128] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {1438#(<= 0 main_~b~0)} is VALID [2022-04-14 22:48:27,772 INFO L290 TraceCheckUtils]: 29: Hoare triple {1438#(<= 0 main_~b~0)} [109] L35-1-->L40: Formula: (and (not (= 0 v_main_~b~0_15)) (not (= 0 v_main_~a~0_15))) InVars {main_~b~0=v_main_~b~0_15, main_~a~0=v_main_~a~0_15} OutVars{main_~b~0=v_main_~b~0_15, main_~a~0=v_main_~a~0_15} AuxVars[] AssignedVars[] {1460#(and (not (= main_~b~0 0)) (<= 0 main_~b~0))} is VALID [2022-04-14 22:48:27,773 INFO L290 TraceCheckUtils]: 30: Hoare triple {1460#(and (not (= main_~b~0 0)) (<= 0 main_~b~0))} [114] L40-->L44: Formula: (or (not (= (let ((.cse0 (mod v_main_~a~0_3 2))) (ite (and (< v_main_~a~0_3 0) (not (= .cse0 0))) (+ (- 2) .cse0) .cse0)) 0)) (not (= 0 (let ((.cse1 (mod v_main_~b~0_3 2))) (ite (and (not (= .cse1 0)) (< v_main_~b~0_3 0)) (+ .cse1 (- 2)) .cse1))))) InVars {main_~b~0=v_main_~b~0_3, main_~a~0=v_main_~a~0_3} OutVars{main_~b~0=v_main_~b~0_3, main_~a~0=v_main_~a~0_3} AuxVars[] AssignedVars[] {1460#(and (not (= main_~b~0 0)) (<= 0 main_~b~0))} is VALID [2022-04-14 22:48:27,774 INFO L290 TraceCheckUtils]: 31: Hoare triple {1460#(and (not (= main_~b~0 0)) (<= 0 main_~b~0))} [119] L44-->L47-2: Formula: (and (= v_main_~a~0_4 (+ (- 1) v_main_~a~0_5)) (= (let ((.cse0 (mod v_main_~b~0_4 2))) (ite (and (< v_main_~b~0_4 0) (not (= .cse0 0))) (+ .cse0 (- 2)) .cse0)) 0) (= v_main_~q~0_1 (+ (* v_main_~b~0_4 v_main_~p~0_3) v_main_~q~0_2)) (= (let ((.cse1 (mod v_main_~a~0_5 2))) (ite (and (not (= .cse1 0)) (< v_main_~a~0_5 0)) (+ .cse1 (- 2)) .cse1)) 1)) InVars {main_~q~0=v_main_~q~0_2, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_3, main_~a~0=v_main_~a~0_5} OutVars{main_~q~0=v_main_~q~0_1, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_3, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~a~0] {1460#(and (not (= main_~b~0 0)) (<= 0 main_~b~0))} is VALID [2022-04-14 22:48:27,774 INFO L290 TraceCheckUtils]: 32: Hoare triple {1460#(and (not (= main_~b~0 0)) (<= 0 main_~b~0))} [103] L47-2-->L35: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1460#(and (not (= main_~b~0 0)) (<= 0 main_~b~0))} is VALID [2022-04-14 22:48:27,774 INFO L272 TraceCheckUtils]: 33: Hoare triple {1460#(and (not (= main_~b~0 0)) (<= 0 main_~b~0))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {1364#true} is VALID [2022-04-14 22:48:27,774 INFO L290 TraceCheckUtils]: 34: Hoare triple {1364#true} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1364#true} is VALID [2022-04-14 22:48:27,774 INFO L290 TraceCheckUtils]: 35: Hoare triple {1364#true} [112] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:27,775 INFO L290 TraceCheckUtils]: 36: Hoare triple {1364#true} [118] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:27,775 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {1364#true} {1460#(and (not (= main_~b~0 0)) (<= 0 main_~b~0))} [128] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {1460#(and (not (= main_~b~0 0)) (<= 0 main_~b~0))} is VALID [2022-04-14 22:48:27,776 INFO L290 TraceCheckUtils]: 38: Hoare triple {1460#(and (not (= main_~b~0 0)) (<= 0 main_~b~0))} [108] L35-1-->L34-2: Formula: (or (= 0 v_main_~b~0_14) (= 0 v_main_~a~0_14)) InVars {main_~b~0=v_main_~b~0_14, main_~a~0=v_main_~a~0_14} OutVars{main_~b~0=v_main_~b~0_14, main_~a~0=v_main_~a~0_14} AuxVars[] AssignedVars[] {1488#(and (= main_~a~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} is VALID [2022-04-14 22:48:27,777 INFO L272 TraceCheckUtils]: 39: Hoare triple {1488#(and (= main_~a~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} [104] L34-2-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~q~0_12 (* v_main_~x~0_10 v_main_~y~0_11)) 1 0)) InVars {main_~q~0=v_main_~q~0_12, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1364#true} is VALID [2022-04-14 22:48:27,777 INFO L290 TraceCheckUtils]: 40: Hoare triple {1364#true} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1364#true} is VALID [2022-04-14 22:48:27,777 INFO L290 TraceCheckUtils]: 41: Hoare triple {1364#true} [112] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:27,777 INFO L290 TraceCheckUtils]: 42: Hoare triple {1364#true} [118] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:27,779 INFO L284 TraceCheckUtils]: 43: Hoare quadruple {1364#true} {1488#(and (= main_~a~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} [129] __VERIFIER_assertEXIT-->L57: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~q~0_12 (* v_main_~x~0_10 v_main_~y~0_11)) 1 0)) InVars {main_~q~0=v_main_~q~0_12, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1488#(and (= main_~a~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} is VALID [2022-04-14 22:48:27,780 INFO L272 TraceCheckUtils]: 44: Hoare triple {1488#(and (= main_~a~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} [106] L57-->__VERIFIER_assertENTRY: Formula: (= (ite (= (* v_main_~a~0_17 v_main_~b~0_17) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~b~0=v_main_~b~0_17, main_~a~0=v_main_~a~0_17} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~b~0, main_~a~0] {1507#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 22:48:27,781 INFO L290 TraceCheckUtils]: 45: Hoare triple {1507#(<= 1 |__VERIFIER_assert_#in~cond|)} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1511#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 22:48:27,782 INFO L290 TraceCheckUtils]: 46: Hoare triple {1511#(<= 1 __VERIFIER_assert_~cond)} [111] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {1365#false} is VALID [2022-04-14 22:48:27,782 INFO L290 TraceCheckUtils]: 47: Hoare triple {1365#false} [116] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1365#false} is VALID [2022-04-14 22:48:27,782 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-04-14 22:48:27,783 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-14 22:48:28,100 INFO L290 TraceCheckUtils]: 47: Hoare triple {1365#false} [116] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1365#false} is VALID [2022-04-14 22:48:28,101 INFO L290 TraceCheckUtils]: 46: Hoare triple {1511#(<= 1 __VERIFIER_assert_~cond)} [111] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {1365#false} is VALID [2022-04-14 22:48:28,101 INFO L290 TraceCheckUtils]: 45: Hoare triple {1507#(<= 1 |__VERIFIER_assert_#in~cond|)} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1511#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 22:48:28,103 INFO L272 TraceCheckUtils]: 44: Hoare triple {1527#(= (* main_~b~0 main_~a~0) 0)} [106] L57-->__VERIFIER_assertENTRY: Formula: (= (ite (= (* v_main_~a~0_17 v_main_~b~0_17) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~b~0=v_main_~b~0_17, main_~a~0=v_main_~a~0_17} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~b~0, main_~a~0] {1507#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 22:48:28,104 INFO L284 TraceCheckUtils]: 43: Hoare quadruple {1364#true} {1527#(= (* main_~b~0 main_~a~0) 0)} [129] __VERIFIER_assertEXIT-->L57: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~q~0_12 (* v_main_~x~0_10 v_main_~y~0_11)) 1 0)) InVars {main_~q~0=v_main_~q~0_12, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1527#(= (* main_~b~0 main_~a~0) 0)} is VALID [2022-04-14 22:48:28,104 INFO L290 TraceCheckUtils]: 42: Hoare triple {1364#true} [118] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,104 INFO L290 TraceCheckUtils]: 41: Hoare triple {1364#true} [112] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,105 INFO L290 TraceCheckUtils]: 40: Hoare triple {1364#true} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1364#true} is VALID [2022-04-14 22:48:28,105 INFO L272 TraceCheckUtils]: 39: Hoare triple {1527#(= (* main_~b~0 main_~a~0) 0)} [104] L34-2-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~q~0_12 (* v_main_~x~0_10 v_main_~y~0_11)) 1 0)) InVars {main_~q~0=v_main_~q~0_12, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1364#true} is VALID [2022-04-14 22:48:28,106 INFO L290 TraceCheckUtils]: 38: Hoare triple {1364#true} [108] L35-1-->L34-2: Formula: (or (= 0 v_main_~b~0_14) (= 0 v_main_~a~0_14)) InVars {main_~b~0=v_main_~b~0_14, main_~a~0=v_main_~a~0_14} OutVars{main_~b~0=v_main_~b~0_14, main_~a~0=v_main_~a~0_14} AuxVars[] AssignedVars[] {1527#(= (* main_~b~0 main_~a~0) 0)} is VALID [2022-04-14 22:48:28,106 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {1364#true} {1364#true} [128] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {1364#true} is VALID [2022-04-14 22:48:28,106 INFO L290 TraceCheckUtils]: 36: Hoare triple {1364#true} [118] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,107 INFO L290 TraceCheckUtils]: 35: Hoare triple {1364#true} [112] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,107 INFO L290 TraceCheckUtils]: 34: Hoare triple {1364#true} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1364#true} is VALID [2022-04-14 22:48:28,107 INFO L272 TraceCheckUtils]: 33: Hoare triple {1364#true} [105] L35-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {1364#true} is VALID [2022-04-14 22:48:28,107 INFO L290 TraceCheckUtils]: 32: Hoare triple {1364#true} [103] L47-2-->L35: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,107 INFO L290 TraceCheckUtils]: 31: Hoare triple {1364#true} [119] L44-->L47-2: Formula: (and (= v_main_~a~0_4 (+ (- 1) v_main_~a~0_5)) (= (let ((.cse0 (mod v_main_~b~0_4 2))) (ite (and (< v_main_~b~0_4 0) (not (= .cse0 0))) (+ .cse0 (- 2)) .cse0)) 0) (= v_main_~q~0_1 (+ (* v_main_~b~0_4 v_main_~p~0_3) v_main_~q~0_2)) (= (let ((.cse1 (mod v_main_~a~0_5 2))) (ite (and (not (= .cse1 0)) (< v_main_~a~0_5 0)) (+ .cse1 (- 2)) .cse1)) 1)) InVars {main_~q~0=v_main_~q~0_2, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_3, main_~a~0=v_main_~a~0_5} OutVars{main_~q~0=v_main_~q~0_1, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_3, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~a~0] {1364#true} is VALID [2022-04-14 22:48:28,107 INFO L290 TraceCheckUtils]: 30: Hoare triple {1364#true} [114] L40-->L44: Formula: (or (not (= (let ((.cse0 (mod v_main_~a~0_3 2))) (ite (and (< v_main_~a~0_3 0) (not (= .cse0 0))) (+ (- 2) .cse0) .cse0)) 0)) (not (= 0 (let ((.cse1 (mod v_main_~b~0_3 2))) (ite (and (not (= .cse1 0)) (< v_main_~b~0_3 0)) (+ .cse1 (- 2)) .cse1))))) InVars {main_~b~0=v_main_~b~0_3, main_~a~0=v_main_~a~0_3} OutVars{main_~b~0=v_main_~b~0_3, main_~a~0=v_main_~a~0_3} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,107 INFO L290 TraceCheckUtils]: 29: Hoare triple {1364#true} [109] L35-1-->L40: Formula: (and (not (= 0 v_main_~b~0_15)) (not (= 0 v_main_~a~0_15))) InVars {main_~b~0=v_main_~b~0_15, main_~a~0=v_main_~a~0_15} OutVars{main_~b~0=v_main_~b~0_15, main_~a~0=v_main_~a~0_15} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,108 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {1364#true} {1364#true} [128] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {1364#true} is VALID [2022-04-14 22:48:28,108 INFO L290 TraceCheckUtils]: 27: Hoare triple {1364#true} [118] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,108 INFO L290 TraceCheckUtils]: 26: Hoare triple {1364#true} [112] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,109 INFO L290 TraceCheckUtils]: 25: Hoare triple {1364#true} [107] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1364#true} is VALID [2022-04-14 22:48:28,109 INFO L272 TraceCheckUtils]: 24: Hoare triple {1364#true} [105] L35-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (* v_main_~y~0_10 v_main_~x~0_9) (+ v_main_~q~0_11 (* v_main_~p~0_9 (* v_main_~a~0_16 v_main_~b~0_16)))) 1 0)) InVars {main_~q~0=v_main_~q~0_11, main_~x~0=v_main_~x~0_9, main_~y~0=v_main_~y~0_10, main_~b~0=v_main_~b~0_16, main_~p~0=v_main_~p~0_9, main_~a~0=v_main_~a~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {1364#true} is VALID [2022-04-14 22:48:28,109 INFO L290 TraceCheckUtils]: 23: Hoare triple {1364#true} [103] L47-2-->L35: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,109 INFO L290 TraceCheckUtils]: 22: Hoare triple {1364#true} [100] L27-->L47-2: Formula: (and (= v_main_~q~0_8 0) (= v_main_~y~0_5 v_main_~b~0_11) (= v_main_~x~0_5 v_main_~a~0_11) (= v_main_~p~0_7 1)) InVars {main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5} OutVars{main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_5, main_~y~0=v_main_~y~0_5, main_~b~0=v_main_~b~0_11, main_~p~0=v_main_~p~0_7, main_~a~0=v_main_~a~0_11} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~a~0] {1364#true} is VALID [2022-04-14 22:48:28,109 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1364#true} {1364#true} [126] assume_abort_if_notEXIT-->L27: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1364#true} is VALID [2022-04-14 22:48:28,109 INFO L290 TraceCheckUtils]: 20: Hoare triple {1364#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,110 INFO L290 TraceCheckUtils]: 19: Hoare triple {1364#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,110 INFO L290 TraceCheckUtils]: 18: Hoare triple {1364#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1364#true} is VALID [2022-04-14 22:48:28,110 INFO L272 TraceCheckUtils]: 17: Hoare triple {1364#true} [98] L26-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_9) 1 0)) InVars {main_~y~0=v_main_~y~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1364#true} is VALID [2022-04-14 22:48:28,111 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1364#true} {1364#true} [125] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1364#true} is VALID [2022-04-14 22:48:28,111 INFO L290 TraceCheckUtils]: 15: Hoare triple {1364#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,111 INFO L290 TraceCheckUtils]: 14: Hoare triple {1364#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,111 INFO L290 TraceCheckUtils]: 13: Hoare triple {1364#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1364#true} is VALID [2022-04-14 22:48:28,111 INFO L272 TraceCheckUtils]: 12: Hoare triple {1364#true} [95] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_8) (<= v_main_~y~0_8 2)) 1 0)) InVars {main_~y~0=v_main_~y~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1364#true} is VALID [2022-04-14 22:48:28,111 INFO L290 TraceCheckUtils]: 11: Hoare triple {1364#true} [93] L24-1-->L26: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {1364#true} is VALID [2022-04-14 22:48:28,111 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1364#true} {1364#true} [124] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {1364#true} is VALID [2022-04-14 22:48:28,111 INFO L290 TraceCheckUtils]: 9: Hoare triple {1364#true} [99] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,112 INFO L290 TraceCheckUtils]: 8: Hoare triple {1364#true} [97] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,113 INFO L290 TraceCheckUtils]: 7: Hoare triple {1364#true} [94] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1364#true} is VALID [2022-04-14 22:48:28,113 INFO L272 TraceCheckUtils]: 6: Hoare triple {1364#true} [92] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_8) (<= v_main_~x~0_8 2)) 1 0)) InVars {main_~x~0=v_main_~x~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {1364#true} is VALID [2022-04-14 22:48:28,114 INFO L290 TraceCheckUtils]: 5: Hoare triple {1364#true} [90] mainENTRY-->L24: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_3, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_6, main_~p~0=v_main_~p~0_4, main_~a~0=v_main_~a~0_7} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~a~0] {1364#true} is VALID [2022-04-14 22:48:28,114 INFO L272 TraceCheckUtils]: 4: Hoare triple {1364#true} [87] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,114 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1364#true} {1364#true} [123] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,114 INFO L290 TraceCheckUtils]: 2: Hoare triple {1364#true} [91] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,114 INFO L290 TraceCheckUtils]: 1: Hoare triple {1364#true} [88] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#length_1| 2) 13) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {1364#true} is VALID [2022-04-14 22:48:28,114 INFO L272 TraceCheckUtils]: 0: Hoare triple {1364#true} [86] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1364#true} is VALID [2022-04-14 22:48:28,115 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-04-14 22:48:28,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 22:48:28,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935460248] [2022-04-14 22:48:28,115 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-14 22:48:28,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1294695827] [2022-04-14 22:48:28,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1294695827] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-14 22:48:28,115 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-14 22:48:28,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2022-04-14 22:48:28,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927232979] [2022-04-14 22:48:28,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-14 22:48:28,117 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2022-04-14 22:48:28,119 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 22:48:28,119 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-14 22:48:28,147 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 22:48:28,147 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-14 22:48:28,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 22:48:28,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-14 22:48:28,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-04-14 22:48:28,148 INFO L87 Difference]: Start difference. First operand 38 states and 44 transitions. Second operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-14 22:48:28,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:48:28,433 INFO L93 Difference]: Finished difference Result 36 states and 42 transitions. [2022-04-14 22:48:28,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-14 22:48:28,434 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2022-04-14 22:48:28,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 22:48:28,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-14 22:48:28,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2022-04-14 22:48:28,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-14 22:48:28,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2022-04-14 22:48:28,437 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 36 transitions. [2022-04-14 22:48:28,481 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 22:48:28,482 INFO L225 Difference]: With dead ends: 36 [2022-04-14 22:48:28,482 INFO L226 Difference]: Without dead ends: 0 [2022-04-14 22:48:28,482 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 85 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-04-14 22:48:28,483 INFO L913 BasicCegarLoop]: 34 mSDtfsCounter, 1 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-14 22:48:28,483 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 116 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-14 22:48:28,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-04-14 22:48:28,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-04-14 22:48:28,486 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 22:48:28,486 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second 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) [2022-04-14 22:48:28,486 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second 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) [2022-04-14 22:48:28,486 INFO L87 Difference]: Start difference. First operand 0 states. Second 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) [2022-04-14 22:48:28,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:48:28,486 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-04-14 22:48:28,486 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-14 22:48:28,486 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 22:48:28,486 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 22:48:28,487 INFO L74 IsIncluded]: Start isIncluded. First 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) Second operand 0 states. [2022-04-14 22:48:28,487 INFO L87 Difference]: Start difference. First 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) Second operand 0 states. [2022-04-14 22:48:28,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 22:48:28,487 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-04-14 22:48:28,487 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-14 22:48:28,487 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 22:48:28,487 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 22:48:28,487 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 22:48:28,487 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 22:48:28,487 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) [2022-04-14 22:48:28,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-04-14 22:48:28,487 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2022-04-14 22:48:28,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 22:48:28,488 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-04-14 22:48:28,488 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-14 22:48:28,488 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-14 22:48:28,488 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 22:48:28,491 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-14 22:48:28,519 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-04-14 22:48:28,707 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 22:48:28,710 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-04-14 22:48:28,710 INFO L177 ceAbstractionStarter]: Computing trace abstraction results [2022-04-14 22:48:28,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.04 10:48:28 BasicIcfg [2022-04-14 22:48:28,712 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-14 22:48:28,713 INFO L158 Benchmark]: Toolchain (without parser) took 76369.05ms. Allocated memory was 168.8MB in the beginning and 231.7MB in the end (delta: 62.9MB). Free memory was 121.6MB in the beginning and 111.7MB in the end (delta: 9.9MB). Peak memory consumption was 73.7MB. Max. memory is 8.0GB. [2022-04-14 22:48:28,713 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 168.8MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-14 22:48:28,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.88ms. Allocated memory is still 168.8MB. Free memory was 121.4MB in the beginning and 146.9MB in the end (delta: -25.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-04-14 22:48:28,714 INFO L158 Benchmark]: Boogie Preprocessor took 34.39ms. Allocated memory is still 168.8MB. Free memory was 146.9MB in the beginning and 145.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-04-14 22:48:28,714 INFO L158 Benchmark]: RCFGBuilder took 364.14ms. Allocated memory is still 168.8MB. Free memory was 145.2MB in the beginning and 132.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-04-14 22:48:28,714 INFO L158 Benchmark]: IcfgTransformer took 56.63ms. Allocated memory is still 168.8MB. Free memory was 132.3MB in the beginning and 130.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-04-14 22:48:28,715 INFO L158 Benchmark]: TraceAbstraction took 75670.30ms. Allocated memory was 168.8MB in the beginning and 231.7MB in the end (delta: 62.9MB). Free memory was 129.7MB in the beginning and 111.7MB in the end (delta: 18.0MB). Peak memory consumption was 82.5MB. Max. memory is 8.0GB. [2022-04-14 22:48:28,716 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 168.8MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 234.88ms. Allocated memory is still 168.8MB. Free memory was 121.4MB in the beginning and 146.9MB in the end (delta: -25.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.39ms. Allocated memory is still 168.8MB. Free memory was 146.9MB in the beginning and 145.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 364.14ms. Allocated memory is still 168.8MB. Free memory was 145.2MB in the beginning and 132.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * IcfgTransformer took 56.63ms. Allocated memory is still 168.8MB. Free memory was 132.3MB in the beginning and 130.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * TraceAbstraction took 75670.30ms. Allocated memory was 168.8MB in the beginning and 231.7MB in the end (delta: 62.9MB). Free memory was 129.7MB in the beginning and 111.7MB in the end (delta: 18.0MB). Peak memory consumption was 82.5MB. 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: 14]: 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 5 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 75.6s, OverallIterations: 5, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 14.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 96 SdHoareTripleChecker+Valid, 10.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 87 mSDsluCounter, 525 SdHoareTripleChecker+Invalid, 10.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 385 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 482 IncrementalHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 140 mSDtfsCounter, 482 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 336 GetRequests, 280 SyntacticMatches, 4 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred in iteration=3, InterpolantAutomatonStates: 34, 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, 5 MinimizatonAttempts, 12 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 57.2s InterpolantComputationTime, 185 NumberOfCodeBlocks, 185 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 333 ConstructedInterpolants, 0 QuantifiedInterpolants, 957 SizeOfPredicates, 18 NumberOfNonLiveVariables, 459 ConjunctsInSsa, 72 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 173/196 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 RESULT: Ultimate proved your program to be correct! [2022-04-14 22:48:28,740 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...