/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/loopacceleration/qvasr/qvasr_64.epf -i ../../../trunk/examples/svcomp/nla-digbench-scaling/egcd3-ll_unwindbound5.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-08 00:52:08,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-08 00:52:08,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-08 00:52:08,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-08 00:52:08,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-08 00:52:08,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-08 00:52:08,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-08 00:52:08,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-08 00:52:08,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-08 00:52:08,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-08 00:52:08,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-08 00:52:08,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-08 00:52:08,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-08 00:52:08,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-08 00:52:08,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-08 00:52:08,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-08 00:52:08,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-08 00:52:08,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-08 00:52:08,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-08 00:52:08,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-08 00:52:08,645 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-08 00:52:08,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-08 00:52:08,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-08 00:52:08,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-08 00:52:08,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-08 00:52:08,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-08 00:52:08,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-08 00:52:08,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-08 00:52:08,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-08 00:52:08,661 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-04-08 00:52:08,697 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-08 00:52:08,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-08 00:52:08,698 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-08 00:52:08,698 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-08 00:52:08,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-08 00:52:08,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-08 00:52:08,699 INFO L138 SettingsManager]: * Use SBE=true [2022-04-08 00:52:08,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-08 00:52:08,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-08 00:52:08,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-08 00:52:08,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-08 00:52:08,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-08 00:52:08,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-08 00:52:08,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-08 00:52:08,700 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-08 00:52:08,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-08 00:52:08,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-08 00:52:08,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-08 00:52:08,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-08 00:52:08,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 00:52:08,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-08 00:52:08,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-08 00:52:08,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-08 00:52:08,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-08 00:52:08,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-08 00:52:08,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-08 00:52:08,702 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-04-08 00:52:08,702 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-08 00:52:08,703 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-08 00:52:08,703 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_QVASR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-08 00:52:08,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-08 00:52:08,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-08 00:52:08,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-08 00:52:08,905 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-08 00:52:08,906 INFO L275 PluginConnector]: CDTParser initialized [2022-04-08 00:52:08,906 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench-scaling/egcd3-ll_unwindbound5.c [2022-04-08 00:52:08,949 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c5b98d12/af6a7a906876460db53f73aa1ce5ddcc/FLAG600c93c6e [2022-04-08 00:52:09,340 INFO L306 CDTParser]: Found 1 translation units. [2022-04-08 00:52:09,341 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/egcd3-ll_unwindbound5.c [2022-04-08 00:52:09,345 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c5b98d12/af6a7a906876460db53f73aa1ce5ddcc/FLAG600c93c6e [2022-04-08 00:52:09,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c5b98d12/af6a7a906876460db53f73aa1ce5ddcc [2022-04-08 00:52:09,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-08 00:52:09,357 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-08 00:52:09,357 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-08 00:52:09,357 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-08 00:52:09,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-08 00:52:09,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 12:52:09" (1/1) ... [2022-04-08 00:52:09,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e706d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:52:09, skipping insertion in model container [2022-04-08 00:52:09,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 12:52:09" (1/1) ... [2022-04-08 00:52:09,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-08 00:52:09,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-08 00:52:09,532 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/egcd3-ll_unwindbound5.c[490,503] [2022-04-08 00:52:09,564 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 00:52:09,569 INFO L203 MainTranslator]: Completed pre-run [2022-04-08 00:52:09,580 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/egcd3-ll_unwindbound5.c[490,503] [2022-04-08 00:52:09,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 00:52:09,600 INFO L208 MainTranslator]: Completed translation [2022-04-08 00:52:09,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:52:09 WrapperNode [2022-04-08 00:52:09,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-08 00:52:09,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-08 00:52:09,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-08 00:52:09,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-08 00:52:09,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:52:09" (1/1) ... [2022-04-08 00:52:09,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:52:09" (1/1) ... [2022-04-08 00:52:09,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:52:09" (1/1) ... [2022-04-08 00:52:09,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:52:09" (1/1) ... [2022-04-08 00:52:09,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:52:09" (1/1) ... [2022-04-08 00:52:09,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:52:09" (1/1) ... [2022-04-08 00:52:09,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:52:09" (1/1) ... [2022-04-08 00:52:09,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-08 00:52:09,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-08 00:52:09,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-08 00:52:09,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-08 00:52:09,637 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:52:09" (1/1) ... [2022-04-08 00:52:09,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 00:52:09,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:09,657 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) [2022-04-08 00:52:09,668 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 [2022-04-08 00:52:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-08 00:52:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-08 00:52:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-08 00:52:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-08 00:52:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-08 00:52:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-08 00:52:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-08 00:52:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-08 00:52:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-08 00:52:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-08 00:52:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-08 00:52:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-08 00:52:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-08 00:52:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-08 00:52:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-08 00:52:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-08 00:52:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-08 00:52:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-08 00:52:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-08 00:52:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-08 00:52:09,762 INFO L234 CfgBuilder]: Building ICFG [2022-04-08 00:52:09,763 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-08 00:52:09,961 INFO L275 CfgBuilder]: Performing block encoding [2022-04-08 00:52:09,966 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-08 00:52:09,966 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-04-08 00:52:09,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 12:52:09 BoogieIcfgContainer [2022-04-08 00:52:09,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-08 00:52:09,968 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-08 00:52:09,968 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-08 00:52:09,973 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-08 00:52:09,976 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 12:52:09" (1/1) ... [2022-04-08 00:52:09,977 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_QVASR [2022-04-08 00:52:10,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 08.04 12:52:10 BasicIcfg [2022-04-08 00:52:10,020 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-08 00:52:10,021 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-08 00:52:10,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-08 00:52:10,022 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-08 00:52:10,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.04 12:52:09" (1/4) ... [2022-04-08 00:52:10,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17e0c5d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 12:52:10, skipping insertion in model container [2022-04-08 00:52:10,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:52:09" (2/4) ... [2022-04-08 00:52:10,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17e0c5d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 12:52:10, skipping insertion in model container [2022-04-08 00:52:10,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 12:52:09" (3/4) ... [2022-04-08 00:52:10,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17e0c5d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.04 12:52:10, skipping insertion in model container [2022-04-08 00:52:10,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 08.04 12:52:10" (4/4) ... [2022-04-08 00:52:10,024 INFO L111 eAbstractionObserver]: Analyzing ICFG egcd3-ll_unwindbound5.cqvasr [2022-04-08 00:52:10,028 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-08 00:52:10,028 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-08 00:52:10,056 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-08 00:52:10,060 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-08 00:52:10,060 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-08 00:52:10,082 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 25 states have (on average 1.48) internal successors, (37), 26 states have internal predecessors, (37), 9 states have call successors, (9), 4 states have call predecessors, (9), 4 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-08 00:52:10,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-04-08 00:52:10,085 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:10,086 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 00:52:10,086 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:10,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:10,089 INFO L85 PathProgramCache]: Analyzing trace with hash 6304412, now seen corresponding path program 1 times [2022-04-08 00:52:10,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:10,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658145720] [2022-04-08 00:52:10,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:10,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:10,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 00:52:10,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:10,263 INFO L290 TraceCheckUtils]: 0: Hoare triple {56#(and (= ~counter~0 |old(~counter~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {43#true} is VALID [2022-04-08 00:52:10,263 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {43#true} is VALID [2022-04-08 00:52:10,263 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {43#true} {43#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {43#true} is VALID [2022-04-08 00:52:10,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-04-08 00:52:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:10,273 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} [119] assume_abort_if_notENTRY-->L8: 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] {43#true} is VALID [2022-04-08 00:52:10,274 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} [121] L8-->L8-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-08 00:52:10,275 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-08 00:52:10,275 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {43#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {44#false} is VALID [2022-04-08 00:52:10,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-04-08 00:52:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:10,282 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} [119] assume_abort_if_notENTRY-->L8: 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] {43#true} is VALID [2022-04-08 00:52:10,282 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} [121] L8-->L8-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-08 00:52:10,283 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-08 00:52:10,283 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {44#false} is VALID [2022-04-08 00:52:10,289 INFO L272 TraceCheckUtils]: 0: Hoare triple {43#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {56#(and (= ~counter~0 |old(~counter~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 00:52:10,289 INFO L290 TraceCheckUtils]: 1: Hoare triple {56#(and (= ~counter~0 |old(~counter~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {43#true} is VALID [2022-04-08 00:52:10,290 INFO L290 TraceCheckUtils]: 2: Hoare triple {43#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {43#true} is VALID [2022-04-08 00:52:10,290 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {43#true} {43#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {43#true} is VALID [2022-04-08 00:52:10,290 INFO L272 TraceCheckUtils]: 4: Hoare triple {43#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {43#true} is VALID [2022-04-08 00:52:10,290 INFO L290 TraceCheckUtils]: 5: Hoare triple {43#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {43#true} is VALID [2022-04-08 00:52:10,290 INFO L272 TraceCheckUtils]: 6: Hoare triple {43#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {43#true} is VALID [2022-04-08 00:52:10,290 INFO L290 TraceCheckUtils]: 7: Hoare triple {43#true} [119] assume_abort_if_notENTRY-->L8: 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] {43#true} is VALID [2022-04-08 00:52:10,292 INFO L290 TraceCheckUtils]: 8: Hoare triple {43#true} [121] L8-->L8-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-08 00:52:10,292 INFO L290 TraceCheckUtils]: 9: Hoare triple {44#false} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-08 00:52:10,292 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {44#false} {43#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {44#false} is VALID [2022-04-08 00:52:10,292 INFO L272 TraceCheckUtils]: 11: Hoare triple {44#false} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {43#true} is VALID [2022-04-08 00:52:10,293 INFO L290 TraceCheckUtils]: 12: Hoare triple {43#true} [119] assume_abort_if_notENTRY-->L8: 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] {43#true} is VALID [2022-04-08 00:52:10,295 INFO L290 TraceCheckUtils]: 13: Hoare triple {43#true} [121] L8-->L8-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-08 00:52:10,295 INFO L290 TraceCheckUtils]: 14: Hoare triple {44#false} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-08 00:52:10,295 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {44#false} {44#false} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {44#false} is VALID [2022-04-08 00:52:10,295 INFO L290 TraceCheckUtils]: 16: Hoare triple {44#false} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {44#false} is VALID [2022-04-08 00:52:10,295 INFO L290 TraceCheckUtils]: 17: Hoare triple {44#false} [123] L34-3-->L34-4: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-08 00:52:10,296 INFO L272 TraceCheckUtils]: 18: Hoare triple {44#false} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {44#false} is VALID [2022-04-08 00:52:10,296 INFO L290 TraceCheckUtils]: 19: Hoare triple {44#false} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {44#false} is VALID [2022-04-08 00:52:10,296 INFO L290 TraceCheckUtils]: 20: Hoare triple {44#false} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-08 00:52:10,296 INFO L290 TraceCheckUtils]: 21: Hoare triple {44#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-08 00:52:10,297 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-08 00:52:10,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:10,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658145720] [2022-04-08 00:52:10,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658145720] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 00:52:10,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 00:52:10,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-08 00:52:10,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712577832] [2022-04-08 00:52:10,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 00:52:10,303 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22 [2022-04-08 00:52:10,304 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:10,306 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:10,335 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:10,335 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-08 00:52:10,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:10,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-08 00:52:10,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-08 00:52:10,351 INFO L87 Difference]: Start difference. First operand has 40 states, 25 states have (on average 1.48) internal successors, (37), 26 states have internal predecessors, (37), 9 states have call successors, (9), 4 states have call predecessors, (9), 4 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:10,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:10,598 INFO L93 Difference]: Finished difference Result 74 states and 111 transitions. [2022-04-08 00:52:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-08 00:52:10,599 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22 [2022-04-08 00:52:10,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:10,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 111 transitions. [2022-04-08 00:52:10,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:10,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 111 transitions. [2022-04-08 00:52:10,616 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 111 transitions. [2022-04-08 00:52:10,743 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 111 edges. 111 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:10,774 INFO L225 Difference]: With dead ends: 74 [2022-04-08 00:52:10,774 INFO L226 Difference]: Without dead ends: 36 [2022-04-08 00:52:10,777 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-08 00:52:10,784 INFO L913 BasicCegarLoop]: 47 mSDtfsCounter, 10 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:10,785 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 51 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-08 00:52:10,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2022-04-08 00:52:10,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 35. [2022-04-08 00:52:10,806 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:10,806 INFO L82 GeneralOperation]: Start isEquivalent. First operand 36 states. Second operand has 35 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 23 states have internal predecessors, (29), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:10,807 INFO L74 IsIncluded]: Start isIncluded. First operand 36 states. Second operand has 35 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 23 states have internal predecessors, (29), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:10,808 INFO L87 Difference]: Start difference. First operand 36 states. Second operand has 35 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 23 states have internal predecessors, (29), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:10,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:10,820 INFO L93 Difference]: Finished difference Result 36 states and 46 transitions. [2022-04-08 00:52:10,820 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-04-08 00:52:10,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:10,821 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:10,823 INFO L74 IsIncluded]: Start isIncluded. First operand has 35 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 23 states have internal predecessors, (29), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 36 states. [2022-04-08 00:52:10,824 INFO L87 Difference]: Start difference. First operand has 35 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 23 states have internal predecessors, (29), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 36 states. [2022-04-08 00:52:10,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:10,831 INFO L93 Difference]: Finished difference Result 36 states and 46 transitions. [2022-04-08 00:52:10,831 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-04-08 00:52:10,832 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:10,832 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:10,832 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:10,832 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:10,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 23 states have internal predecessors, (29), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:10,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2022-04-08 00:52:10,836 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 22 [2022-04-08 00:52:10,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:10,836 INFO L478 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2022-04-08 00:52:10,836 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:10,836 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2022-04-08 00:52:10,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-04-08 00:52:10,837 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:10,837 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 00:52:10,837 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-08 00:52:10,837 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:10,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:10,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1535904754, now seen corresponding path program 1 times [2022-04-08 00:52:10,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:10,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163086325] [2022-04-08 00:52:10,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:10,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:10,874 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:10,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1073731320] [2022-04-08 00:52:10,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:10,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:10,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:10,876 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) [2022-04-08 00:52:10,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-08 00:52:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:10,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2022-04-08 00:52:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:10,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:11,108 INFO L272 TraceCheckUtils]: 0: Hoare triple {284#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {284#true} is VALID [2022-04-08 00:52:11,110 INFO L290 TraceCheckUtils]: 1: Hoare triple {284#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,110 INFO L290 TraceCheckUtils]: 2: Hoare triple {292#(<= ~counter~0 0)} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,111 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {292#(<= ~counter~0 0)} {284#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,112 INFO L272 TraceCheckUtils]: 4: Hoare triple {292#(<= ~counter~0 0)} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,112 INFO L290 TraceCheckUtils]: 5: Hoare triple {292#(<= ~counter~0 0)} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,113 INFO L272 TraceCheckUtils]: 6: Hoare triple {292#(<= ~counter~0 0)} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,114 INFO L290 TraceCheckUtils]: 7: Hoare triple {292#(<= ~counter~0 0)} [119] assume_abort_if_notENTRY-->L8: 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] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,114 INFO L290 TraceCheckUtils]: 8: Hoare triple {292#(<= ~counter~0 0)} [122] L8-->L8-2: 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[] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,115 INFO L290 TraceCheckUtils]: 9: Hoare triple {292#(<= ~counter~0 0)} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,115 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {292#(<= ~counter~0 0)} {292#(<= ~counter~0 0)} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,116 INFO L272 TraceCheckUtils]: 11: Hoare triple {292#(<= ~counter~0 0)} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,116 INFO L290 TraceCheckUtils]: 12: Hoare triple {292#(<= ~counter~0 0)} [119] assume_abort_if_notENTRY-->L8: 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] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,117 INFO L290 TraceCheckUtils]: 13: Hoare triple {292#(<= ~counter~0 0)} [122] L8-->L8-2: 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[] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,117 INFO L290 TraceCheckUtils]: 14: Hoare triple {292#(<= ~counter~0 0)} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,120 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {292#(<= ~counter~0 0)} {292#(<= ~counter~0 0)} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,121 INFO L290 TraceCheckUtils]: 16: Hoare triple {292#(<= ~counter~0 0)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {292#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:11,122 INFO L290 TraceCheckUtils]: 17: Hoare triple {292#(<= ~counter~0 0)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {341#(<= |main_#t~post6| 0)} is VALID [2022-04-08 00:52:11,123 INFO L290 TraceCheckUtils]: 18: Hoare triple {341#(<= |main_#t~post6| 0)} [127] L34-1-->L34-4: Formula: (not (< |v_main_#t~post6_3| 5)) InVars {main_#t~post6=|v_main_#t~post6_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {285#false} is VALID [2022-04-08 00:52:11,123 INFO L272 TraceCheckUtils]: 19: Hoare triple {285#false} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {285#false} is VALID [2022-04-08 00:52:11,124 INFO L290 TraceCheckUtils]: 20: Hoare triple {285#false} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {285#false} is VALID [2022-04-08 00:52:11,124 INFO L290 TraceCheckUtils]: 21: Hoare triple {285#false} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {285#false} is VALID [2022-04-08 00:52:11,125 INFO L290 TraceCheckUtils]: 22: Hoare triple {285#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {285#false} is VALID [2022-04-08 00:52:11,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-08 00:52:11,126 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 00:52:11,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:11,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163086325] [2022-04-08 00:52:11,126 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:11,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1073731320] [2022-04-08 00:52:11,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1073731320] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 00:52:11,129 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 00:52:11,129 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-08 00:52:11,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839097461] [2022-04-08 00:52:11,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 00:52:11,131 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) Word has length 23 [2022-04-08 00:52:11,132 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:11,132 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:11,145 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:11,146 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-08 00:52:11,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:11,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-08 00:52:11,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-08 00:52:11,147 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:11,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:11,237 INFO L93 Difference]: Finished difference Result 44 states and 54 transitions. [2022-04-08 00:52:11,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-08 00:52:11,238 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) Word has length 23 [2022-04-08 00:52:11,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:11,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:11,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 54 transitions. [2022-04-08 00:52:11,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:11,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 54 transitions. [2022-04-08 00:52:11,246 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 4 states and 54 transitions. [2022-04-08 00:52:11,281 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:11,283 INFO L225 Difference]: With dead ends: 44 [2022-04-08 00:52:11,283 INFO L226 Difference]: Without dead ends: 37 [2022-04-08 00:52:11,284 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-08 00:52:11,285 INFO L913 BasicCegarLoop]: 43 mSDtfsCounter, 0 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:11,285 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 00:52:11,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2022-04-08 00:52:11,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2022-04-08 00:52:11,292 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:11,292 INFO L82 GeneralOperation]: Start isEquivalent. First operand 37 states. Second operand has 37 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 25 states have internal predecessors, (31), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:11,293 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand has 37 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 25 states have internal predecessors, (31), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:11,293 INFO L87 Difference]: Start difference. First operand 37 states. Second operand has 37 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 25 states have internal predecessors, (31), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:11,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:11,295 INFO L93 Difference]: Finished difference Result 37 states and 47 transitions. [2022-04-08 00:52:11,295 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2022-04-08 00:52:11,296 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:11,296 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:11,296 INFO L74 IsIncluded]: Start isIncluded. First operand has 37 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 25 states have internal predecessors, (31), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 37 states. [2022-04-08 00:52:11,296 INFO L87 Difference]: Start difference. First operand has 37 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 25 states have internal predecessors, (31), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 37 states. [2022-04-08 00:52:11,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:11,298 INFO L93 Difference]: Finished difference Result 37 states and 47 transitions. [2022-04-08 00:52:11,299 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2022-04-08 00:52:11,299 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:11,299 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:11,299 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:11,299 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:11,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 25 states have internal predecessors, (31), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:11,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 47 transitions. [2022-04-08 00:52:11,301 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 47 transitions. Word has length 23 [2022-04-08 00:52:11,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:11,301 INFO L478 AbstractCegarLoop]: Abstraction has 37 states and 47 transitions. [2022-04-08 00:52:11,302 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:11,302 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2022-04-08 00:52:11,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-04-08 00:52:11,302 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:11,302 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 00:52:11,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:11,524 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 [2022-04-08 00:52:11,524 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:11,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:11,525 INFO L85 PathProgramCache]: Analyzing trace with hash 401530880, now seen corresponding path program 1 times [2022-04-08 00:52:11,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:11,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984556598] [2022-04-08 00:52:11,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:11,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:11,543 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:11,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [10433683] [2022-04-08 00:52:11,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:11,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:11,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:11,544 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) [2022-04-08 00:52:11,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-08 00:52:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:11,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-08 00:52:11,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:11,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:11,711 INFO L272 TraceCheckUtils]: 0: Hoare triple {547#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {547#true} is VALID [2022-04-08 00:52:11,712 INFO L290 TraceCheckUtils]: 1: Hoare triple {547#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {547#true} is VALID [2022-04-08 00:52:11,712 INFO L290 TraceCheckUtils]: 2: Hoare triple {547#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {547#true} is VALID [2022-04-08 00:52:11,712 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {547#true} {547#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {547#true} is VALID [2022-04-08 00:52:11,712 INFO L272 TraceCheckUtils]: 4: Hoare triple {547#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {547#true} is VALID [2022-04-08 00:52:11,713 INFO L290 TraceCheckUtils]: 5: Hoare triple {547#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {547#true} is VALID [2022-04-08 00:52:11,713 INFO L272 TraceCheckUtils]: 6: Hoare triple {547#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {547#true} is VALID [2022-04-08 00:52:11,713 INFO L290 TraceCheckUtils]: 7: Hoare triple {547#true} [119] assume_abort_if_notENTRY-->L8: 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] {547#true} is VALID [2022-04-08 00:52:11,713 INFO L290 TraceCheckUtils]: 8: Hoare triple {547#true} [122] L8-->L8-2: 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[] {547#true} is VALID [2022-04-08 00:52:11,714 INFO L290 TraceCheckUtils]: 9: Hoare triple {547#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {547#true} is VALID [2022-04-08 00:52:11,714 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {547#true} {547#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {547#true} is VALID [2022-04-08 00:52:11,714 INFO L272 TraceCheckUtils]: 11: Hoare triple {547#true} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {547#true} is VALID [2022-04-08 00:52:11,715 INFO L290 TraceCheckUtils]: 12: Hoare triple {547#true} [119] assume_abort_if_notENTRY-->L8: 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] {588#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 00:52:11,716 INFO L290 TraceCheckUtils]: 13: Hoare triple {588#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [122] L8-->L8-2: 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[] {592#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 00:52:11,717 INFO L290 TraceCheckUtils]: 14: Hoare triple {592#(not (= |assume_abort_if_not_#in~cond| 0))} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {592#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 00:52:11,718 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {592#(not (= |assume_abort_if_not_#in~cond| 0))} {547#true} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {599#(<= 1 main_~y~0)} is VALID [2022-04-08 00:52:11,718 INFO L290 TraceCheckUtils]: 16: Hoare triple {599#(<= 1 main_~y~0)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {603#(<= 1 main_~b~0)} is VALID [2022-04-08 00:52:11,719 INFO L290 TraceCheckUtils]: 17: Hoare triple {603#(<= 1 main_~b~0)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {603#(<= 1 main_~b~0)} is VALID [2022-04-08 00:52:11,719 INFO L290 TraceCheckUtils]: 18: Hoare triple {603#(<= 1 main_~b~0)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {603#(<= 1 main_~b~0)} is VALID [2022-04-08 00:52:11,720 INFO L290 TraceCheckUtils]: 19: Hoare triple {603#(<= 1 main_~b~0)} [131] L35-->L34-4: Formula: (= v_main_~b~0_5 0) InVars {main_~b~0=v_main_~b~0_5} OutVars{main_~b~0=v_main_~b~0_5} AuxVars[] AssignedVars[] {548#false} is VALID [2022-04-08 00:52:11,720 INFO L272 TraceCheckUtils]: 20: Hoare triple {548#false} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {548#false} is VALID [2022-04-08 00:52:11,720 INFO L290 TraceCheckUtils]: 21: Hoare triple {548#false} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {548#false} is VALID [2022-04-08 00:52:11,721 INFO L290 TraceCheckUtils]: 22: Hoare triple {548#false} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {548#false} is VALID [2022-04-08 00:52:11,721 INFO L290 TraceCheckUtils]: 23: Hoare triple {548#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {548#false} is VALID [2022-04-08 00:52:11,722 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-04-08 00:52:11,722 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 00:52:11,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:11,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984556598] [2022-04-08 00:52:11,724 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:11,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [10433683] [2022-04-08 00:52:11,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [10433683] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 00:52:11,725 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 00:52:11,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 00:52:11,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243291131] [2022-04-08 00:52:11,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 00:52:11,726 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 24 [2022-04-08 00:52:11,726 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:11,727 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:11,748 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:11,748 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 00:52:11,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:11,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 00:52:11,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 00:52:11,749 INFO L87 Difference]: Start difference. First operand 37 states and 47 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:11,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:11,971 INFO L93 Difference]: Finished difference Result 57 states and 75 transitions. [2022-04-08 00:52:11,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 00:52:11,971 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 24 [2022-04-08 00:52:11,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:11,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:11,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 75 transitions. [2022-04-08 00:52:11,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:11,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 75 transitions. [2022-04-08 00:52:11,975 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 75 transitions. [2022-04-08 00:52:12,037 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 75 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:12,039 INFO L225 Difference]: With dead ends: 57 [2022-04-08 00:52:12,040 INFO L226 Difference]: Without dead ends: 50 [2022-04-08 00:52:12,040 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-04-08 00:52:12,041 INFO L913 BasicCegarLoop]: 41 mSDtfsCounter, 46 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:12,041 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 148 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 00:52:12,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2022-04-08 00:52:12,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 38. [2022-04-08 00:52:12,070 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:12,071 INFO L82 GeneralOperation]: Start isEquivalent. First operand 50 states. Second operand has 38 states, 25 states have (on average 1.28) internal successors, (32), 26 states have internal predecessors, (32), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:12,071 INFO L74 IsIncluded]: Start isIncluded. First operand 50 states. Second operand has 38 states, 25 states have (on average 1.28) internal successors, (32), 26 states have internal predecessors, (32), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:12,071 INFO L87 Difference]: Start difference. First operand 50 states. Second operand has 38 states, 25 states have (on average 1.28) internal successors, (32), 26 states have internal predecessors, (32), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:12,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:12,073 INFO L93 Difference]: Finished difference Result 50 states and 68 transitions. [2022-04-08 00:52:12,073 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2022-04-08 00:52:12,074 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:12,074 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:12,074 INFO L74 IsIncluded]: Start isIncluded. First operand has 38 states, 25 states have (on average 1.28) internal successors, (32), 26 states have internal predecessors, (32), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 50 states. [2022-04-08 00:52:12,075 INFO L87 Difference]: Start difference. First operand has 38 states, 25 states have (on average 1.28) internal successors, (32), 26 states have internal predecessors, (32), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 50 states. [2022-04-08 00:52:12,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:12,076 INFO L93 Difference]: Finished difference Result 50 states and 68 transitions. [2022-04-08 00:52:12,077 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2022-04-08 00:52:12,077 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:12,077 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:12,077 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:12,077 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:12,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 25 states have (on average 1.28) internal successors, (32), 26 states have internal predecessors, (32), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:12,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 48 transitions. [2022-04-08 00:52:12,079 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 48 transitions. Word has length 24 [2022-04-08 00:52:12,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:12,079 INFO L478 AbstractCegarLoop]: Abstraction has 38 states and 48 transitions. [2022-04-08 00:52:12,079 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:12,079 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2022-04-08 00:52:12,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-04-08 00:52:12,080 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:12,080 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 00:52:12,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:12,283 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 [2022-04-08 00:52:12,284 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:12,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:12,284 INFO L85 PathProgramCache]: Analyzing trace with hash 2110136122, now seen corresponding path program 1 times [2022-04-08 00:52:12,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:12,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871050608] [2022-04-08 00:52:12,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:12,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:12,299 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:12,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1442746382] [2022-04-08 00:52:12,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:12,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:12,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:12,308 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) [2022-04-08 00:52:12,309 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-04-08 00:52:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:12,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-08 00:52:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:12,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:12,483 INFO L272 TraceCheckUtils]: 0: Hoare triple {865#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {865#true} is VALID [2022-04-08 00:52:12,484 INFO L290 TraceCheckUtils]: 1: Hoare triple {865#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,484 INFO L290 TraceCheckUtils]: 2: Hoare triple {873#(<= ~counter~0 0)} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,484 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {873#(<= ~counter~0 0)} {865#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,485 INFO L272 TraceCheckUtils]: 4: Hoare triple {873#(<= ~counter~0 0)} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,487 INFO L290 TraceCheckUtils]: 5: Hoare triple {873#(<= ~counter~0 0)} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,488 INFO L272 TraceCheckUtils]: 6: Hoare triple {873#(<= ~counter~0 0)} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,488 INFO L290 TraceCheckUtils]: 7: Hoare triple {873#(<= ~counter~0 0)} [119] assume_abort_if_notENTRY-->L8: 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] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,489 INFO L290 TraceCheckUtils]: 8: Hoare triple {873#(<= ~counter~0 0)} [122] L8-->L8-2: 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[] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,489 INFO L290 TraceCheckUtils]: 9: Hoare triple {873#(<= ~counter~0 0)} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,489 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {873#(<= ~counter~0 0)} {873#(<= ~counter~0 0)} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,490 INFO L272 TraceCheckUtils]: 11: Hoare triple {873#(<= ~counter~0 0)} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,490 INFO L290 TraceCheckUtils]: 12: Hoare triple {873#(<= ~counter~0 0)} [119] assume_abort_if_notENTRY-->L8: 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] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,490 INFO L290 TraceCheckUtils]: 13: Hoare triple {873#(<= ~counter~0 0)} [122] L8-->L8-2: 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[] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,491 INFO L290 TraceCheckUtils]: 14: Hoare triple {873#(<= ~counter~0 0)} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,491 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {873#(<= ~counter~0 0)} {873#(<= ~counter~0 0)} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,492 INFO L290 TraceCheckUtils]: 16: Hoare triple {873#(<= ~counter~0 0)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {873#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:12,492 INFO L290 TraceCheckUtils]: 17: Hoare triple {873#(<= ~counter~0 0)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {922#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:12,494 INFO L290 TraceCheckUtils]: 18: Hoare triple {922#(<= ~counter~0 1)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {922#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:12,494 INFO L290 TraceCheckUtils]: 19: Hoare triple {922#(<= ~counter~0 1)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {922#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:12,495 INFO L290 TraceCheckUtils]: 20: Hoare triple {922#(<= ~counter~0 1)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {932#(<= |main_#t~post7| 1)} is VALID [2022-04-08 00:52:12,495 INFO L290 TraceCheckUtils]: 21: Hoare triple {932#(<= |main_#t~post7| 1)} [142] L41-1-->L41-4: Formula: (not (< |v_main_#t~post7_3| 5)) InVars {main_#t~post7=|v_main_#t~post7_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {866#false} is VALID [2022-04-08 00:52:12,497 INFO L290 TraceCheckUtils]: 22: Hoare triple {866#false} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {866#false} is VALID [2022-04-08 00:52:12,497 INFO L290 TraceCheckUtils]: 23: Hoare triple {866#false} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {866#false} is VALID [2022-04-08 00:52:12,498 INFO L290 TraceCheckUtils]: 24: Hoare triple {866#false} [127] L34-1-->L34-4: Formula: (not (< |v_main_#t~post6_3| 5)) InVars {main_#t~post6=|v_main_#t~post6_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {866#false} is VALID [2022-04-08 00:52:12,498 INFO L272 TraceCheckUtils]: 25: Hoare triple {866#false} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {866#false} is VALID [2022-04-08 00:52:12,499 INFO L290 TraceCheckUtils]: 26: Hoare triple {866#false} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {866#false} is VALID [2022-04-08 00:52:12,499 INFO L290 TraceCheckUtils]: 27: Hoare triple {866#false} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {866#false} is VALID [2022-04-08 00:52:12,499 INFO L290 TraceCheckUtils]: 28: Hoare triple {866#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {866#false} is VALID [2022-04-08 00:52:12,500 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-08 00:52:12,500 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 00:52:12,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:12,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871050608] [2022-04-08 00:52:12,500 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:12,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1442746382] [2022-04-08 00:52:12,500 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1442746382] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 00:52:12,500 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 00:52:12,500 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 00:52:12,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272064089] [2022-04-08 00:52:12,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 00:52:12,501 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) Word has length 29 [2022-04-08 00:52:12,501 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:12,501 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:12,516 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:12,517 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 00:52:12,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:12,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 00:52:12,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-04-08 00:52:12,518 INFO L87 Difference]: Start difference. First operand 38 states and 48 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:12,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:12,613 INFO L93 Difference]: Finished difference Result 62 states and 82 transitions. [2022-04-08 00:52:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 00:52:12,613 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) Word has length 29 [2022-04-08 00:52:12,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:12,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:12,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 82 transitions. [2022-04-08 00:52:12,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:12,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 82 transitions. [2022-04-08 00:52:12,618 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 82 transitions. [2022-04-08 00:52:12,661 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 82 edges. 82 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:12,664 INFO L225 Difference]: With dead ends: 62 [2022-04-08 00:52:12,664 INFO L226 Difference]: Without dead ends: 40 [2022-04-08 00:52:12,664 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-04-08 00:52:12,667 INFO L913 BasicCegarLoop]: 42 mSDtfsCounter, 6 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:12,667 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 139 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 00:52:12,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2022-04-08 00:52:12,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2022-04-08 00:52:12,683 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:12,684 INFO L82 GeneralOperation]: Start isEquivalent. First operand 40 states. Second operand has 40 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 28 states have internal predecessors, (34), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:12,684 INFO L74 IsIncluded]: Start isIncluded. First operand 40 states. Second operand has 40 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 28 states have internal predecessors, (34), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:12,684 INFO L87 Difference]: Start difference. First operand 40 states. Second operand has 40 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 28 states have internal predecessors, (34), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:12,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:12,688 INFO L93 Difference]: Finished difference Result 40 states and 50 transitions. [2022-04-08 00:52:12,688 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2022-04-08 00:52:12,688 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:12,688 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:12,688 INFO L74 IsIncluded]: Start isIncluded. First operand has 40 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 28 states have internal predecessors, (34), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 40 states. [2022-04-08 00:52:12,689 INFO L87 Difference]: Start difference. First operand has 40 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 28 states have internal predecessors, (34), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 40 states. [2022-04-08 00:52:12,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:12,692 INFO L93 Difference]: Finished difference Result 40 states and 50 transitions. [2022-04-08 00:52:12,692 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2022-04-08 00:52:12,692 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:12,692 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:12,692 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:12,692 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:12,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 28 states have internal predecessors, (34), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-08 00:52:12,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 50 transitions. [2022-04-08 00:52:12,694 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 50 transitions. Word has length 29 [2022-04-08 00:52:12,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:12,695 INFO L478 AbstractCegarLoop]: Abstraction has 40 states and 50 transitions. [2022-04-08 00:52:12,695 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:12,695 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2022-04-08 00:52:12,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-04-08 00:52:12,696 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:12,696 INFO L499 BasicCegarLoop]: trace histogram [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] [2022-04-08 00:52:12,727 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:12,911 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 [2022-04-08 00:52:12,911 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:12,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:12,912 INFO L85 PathProgramCache]: Analyzing trace with hash -358604865, now seen corresponding path program 1 times [2022-04-08 00:52:12,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:12,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676280803] [2022-04-08 00:52:12,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:12,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:12,931 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:12,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2115908866] [2022-04-08 00:52:12,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:12,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:12,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:12,933 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) [2022-04-08 00:52:12,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-04-08 00:52:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:12,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 18 conjunts are in the unsatisfiable core [2022-04-08 00:52:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:12,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:13,317 INFO L272 TraceCheckUtils]: 0: Hoare triple {1183#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1183#true} is VALID [2022-04-08 00:52:13,318 INFO L290 TraceCheckUtils]: 1: Hoare triple {1183#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {1183#true} is VALID [2022-04-08 00:52:13,318 INFO L290 TraceCheckUtils]: 2: Hoare triple {1183#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1183#true} is VALID [2022-04-08 00:52:13,318 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1183#true} {1183#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1183#true} is VALID [2022-04-08 00:52:13,318 INFO L272 TraceCheckUtils]: 4: Hoare triple {1183#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1183#true} is VALID [2022-04-08 00:52:13,318 INFO L290 TraceCheckUtils]: 5: Hoare triple {1183#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1183#true} is VALID [2022-04-08 00:52:13,318 INFO L272 TraceCheckUtils]: 6: Hoare triple {1183#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {1183#true} is VALID [2022-04-08 00:52:13,319 INFO L290 TraceCheckUtils]: 7: Hoare triple {1183#true} [119] assume_abort_if_notENTRY-->L8: 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] {1183#true} is VALID [2022-04-08 00:52:13,319 INFO L290 TraceCheckUtils]: 8: Hoare triple {1183#true} [122] L8-->L8-2: 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[] {1183#true} is VALID [2022-04-08 00:52:13,319 INFO L290 TraceCheckUtils]: 9: Hoare triple {1183#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1183#true} is VALID [2022-04-08 00:52:13,319 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1183#true} {1183#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {1183#true} is VALID [2022-04-08 00:52:13,319 INFO L272 TraceCheckUtils]: 11: Hoare triple {1183#true} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1183#true} is VALID [2022-04-08 00:52:13,335 INFO L290 TraceCheckUtils]: 12: Hoare triple {1183#true} [119] assume_abort_if_notENTRY-->L8: 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] {1224#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 00:52:13,336 INFO L290 TraceCheckUtils]: 13: Hoare triple {1224#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [122] L8-->L8-2: 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[] {1228#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 00:52:13,336 INFO L290 TraceCheckUtils]: 14: Hoare triple {1228#(not (= |assume_abort_if_not_#in~cond| 0))} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1228#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 00:52:13,337 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {1228#(not (= |assume_abort_if_not_#in~cond| 0))} {1183#true} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1235#(<= 1 main_~y~0)} is VALID [2022-04-08 00:52:13,346 INFO L290 TraceCheckUtils]: 16: Hoare triple {1235#(<= 1 main_~y~0)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1239#(and (= main_~r~0 0) (<= main_~y~0 main_~b~0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:13,347 INFO L290 TraceCheckUtils]: 17: Hoare triple {1239#(and (= main_~r~0 0) (<= main_~y~0 main_~b~0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {1239#(and (= main_~r~0 0) (<= main_~y~0 main_~b~0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:13,360 INFO L290 TraceCheckUtils]: 18: Hoare triple {1239#(and (= main_~r~0 0) (<= main_~y~0 main_~b~0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {1239#(and (= main_~r~0 0) (<= main_~y~0 main_~b~0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:13,360 INFO L290 TraceCheckUtils]: 19: Hoare triple {1239#(and (= main_~r~0 0) (<= main_~y~0 main_~b~0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {1249#(and (= main_~r~0 0) (<= main_~y~0 main_~b~0) (<= main_~c~0 main_~a~0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:13,361 INFO L290 TraceCheckUtils]: 20: Hoare triple {1249#(and (= main_~r~0 0) (<= main_~y~0 main_~b~0) (<= main_~c~0 main_~a~0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {1249#(and (= main_~r~0 0) (<= main_~y~0 main_~b~0) (<= main_~c~0 main_~a~0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:13,361 INFO L290 TraceCheckUtils]: 21: Hoare triple {1249#(and (= main_~r~0 0) (<= main_~y~0 main_~b~0) (<= main_~c~0 main_~a~0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {1249#(and (= main_~r~0 0) (<= main_~y~0 main_~b~0) (<= main_~c~0 main_~a~0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:13,362 INFO L290 TraceCheckUtils]: 22: Hoare triple {1249#(and (= main_~r~0 0) (<= main_~y~0 main_~b~0) (<= main_~c~0 main_~a~0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [145] L42-->L48-3: Formula: (and (= v_main_~d~0_2 1) (<= v_main_~b~0_8 v_main_~c~0_7) (= v_main_~b~0_8 v_main_~v~0_2)) InVars {main_~b~0=v_main_~b~0_8, main_~c~0=v_main_~c~0_7} OutVars{main_~c~0=v_main_~c~0_7, main_~v~0=v_main_~v~0_2, main_~d~0=v_main_~d~0_2, main_~b~0=v_main_~b~0_8} AuxVars[] AssignedVars[main_~v~0, main_~d~0] {1259#(and (= main_~r~0 0) (<= 1 main_~y~0) (<= main_~y~0 main_~a~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:13,362 INFO L290 TraceCheckUtils]: 23: Hoare triple {1259#(and (= main_~r~0 0) (<= 1 main_~y~0) (<= main_~y~0 main_~a~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [152] L48-3-->L48-1: Formula: (and (= (+ |v_main_#t~post8_1| 1) v_~counter~0_5) (= |v_main_#t~post8_1| v_~counter~0_6)) InVars {~counter~0=v_~counter~0_6} OutVars{main_#t~post8=|v_main_#t~post8_1|, ~counter~0=v_~counter~0_5} AuxVars[] AssignedVars[~counter~0, main_#t~post8] {1259#(and (= main_~r~0 0) (<= 1 main_~y~0) (<= main_~y~0 main_~a~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:13,363 INFO L290 TraceCheckUtils]: 24: Hoare triple {1259#(and (= main_~r~0 0) (<= 1 main_~y~0) (<= main_~y~0 main_~a~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [155] L48-1-->L49: Formula: (< |v_main_#t~post8_5| 5) InVars {main_#t~post8=|v_main_#t~post8_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post8] {1259#(and (= main_~r~0 0) (<= 1 main_~y~0) (<= main_~y~0 main_~a~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:13,364 INFO L272 TraceCheckUtils]: 25: Hoare triple {1259#(and (= main_~r~0 0) (<= 1 main_~y~0) (<= main_~y~0 main_~a~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [156] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {1269#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 00:52:13,364 INFO L290 TraceCheckUtils]: 26: Hoare triple {1269#(<= 1 |__VERIFIER_assert_#in~cond|)} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1273#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 00:52:13,365 INFO L290 TraceCheckUtils]: 27: Hoare triple {1273#(<= 1 __VERIFIER_assert_~cond)} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {1184#false} is VALID [2022-04-08 00:52:13,365 INFO L290 TraceCheckUtils]: 28: Hoare triple {1184#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1184#false} is VALID [2022-04-08 00:52:13,365 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-04-08 00:52:13,365 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 00:52:13,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:13,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676280803] [2022-04-08 00:52:13,366 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:13,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2115908866] [2022-04-08 00:52:13,366 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2115908866] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 00:52:13,366 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 00:52:13,366 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-04-08 00:52:13,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566698876] [2022-04-08 00:52:13,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 00:52:13,366 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 8 states have internal predecessors, (21), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 29 [2022-04-08 00:52:13,367 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:13,367 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 10 states, 10 states have (on average 2.1) internal successors, (21), 8 states have internal predecessors, (21), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:13,384 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:13,385 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-04-08 00:52:13,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:13,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-04-08 00:52:13,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-04-08 00:52:13,385 INFO L87 Difference]: Start difference. First operand 40 states and 50 transitions. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 8 states have internal predecessors, (21), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:13,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:13,956 INFO L93 Difference]: Finished difference Result 68 states and 92 transitions. [2022-04-08 00:52:13,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-04-08 00:52:13,957 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 8 states have internal predecessors, (21), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 29 [2022-04-08 00:52:13,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:13,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 8 states have internal predecessors, (21), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:13,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 92 transitions. [2022-04-08 00:52:13,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 8 states have internal predecessors, (21), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:13,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 92 transitions. [2022-04-08 00:52:13,960 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 11 states and 92 transitions. [2022-04-08 00:52:14,031 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 92 edges. 92 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:14,032 INFO L225 Difference]: With dead ends: 68 [2022-04-08 00:52:14,032 INFO L226 Difference]: Without dead ends: 66 [2022-04-08 00:52:14,033 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2022-04-08 00:52:14,033 INFO L913 BasicCegarLoop]: 40 mSDtfsCounter, 67 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:14,033 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [71 Valid, 237 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 00:52:14,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2022-04-08 00:52:14,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 55. [2022-04-08 00:52:14,064 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:14,064 INFO L82 GeneralOperation]: Start isEquivalent. First operand 66 states. Second operand has 55 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 38 states have internal predecessors, (48), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-04-08 00:52:14,065 INFO L74 IsIncluded]: Start isIncluded. First operand 66 states. Second operand has 55 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 38 states have internal predecessors, (48), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-04-08 00:52:14,065 INFO L87 Difference]: Start difference. First operand 66 states. Second operand has 55 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 38 states have internal predecessors, (48), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-04-08 00:52:14,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:14,067 INFO L93 Difference]: Finished difference Result 66 states and 90 transitions. [2022-04-08 00:52:14,067 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 90 transitions. [2022-04-08 00:52:14,067 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:14,067 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:14,067 INFO L74 IsIncluded]: Start isIncluded. First operand has 55 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 38 states have internal predecessors, (48), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand 66 states. [2022-04-08 00:52:14,068 INFO L87 Difference]: Start difference. First operand has 55 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 38 states have internal predecessors, (48), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand 66 states. [2022-04-08 00:52:14,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:14,070 INFO L93 Difference]: Finished difference Result 66 states and 90 transitions. [2022-04-08 00:52:14,070 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 90 transitions. [2022-04-08 00:52:14,070 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:14,070 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:14,070 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:14,070 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:14,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 38 states have internal predecessors, (48), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-04-08 00:52:14,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 72 transitions. [2022-04-08 00:52:14,072 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 72 transitions. Word has length 29 [2022-04-08 00:52:14,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:14,072 INFO L478 AbstractCegarLoop]: Abstraction has 55 states and 72 transitions. [2022-04-08 00:52:14,072 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 8 states have internal predecessors, (21), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:14,072 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2022-04-08 00:52:14,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-04-08 00:52:14,073 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:14,073 INFO L499 BasicCegarLoop]: trace histogram [2, 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] [2022-04-08 00:52:14,093 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:14,273 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 [2022-04-08 00:52:14,273 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:14,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:14,274 INFO L85 PathProgramCache]: Analyzing trace with hash -2061673945, now seen corresponding path program 1 times [2022-04-08 00:52:14,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:14,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607435152] [2022-04-08 00:52:14,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:14,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:14,293 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:14,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1978162480] [2022-04-08 00:52:14,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:14,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:14,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:14,300 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 00:52:14,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-04-08 00:52:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:14,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-08 00:52:14,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:14,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:14,492 INFO L272 TraceCheckUtils]: 0: Hoare triple {1597#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1597#true} is VALID [2022-04-08 00:52:14,493 INFO L290 TraceCheckUtils]: 1: Hoare triple {1597#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,494 INFO L290 TraceCheckUtils]: 2: Hoare triple {1605#(<= ~counter~0 0)} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,494 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1605#(<= ~counter~0 0)} {1597#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,494 INFO L272 TraceCheckUtils]: 4: Hoare triple {1605#(<= ~counter~0 0)} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,495 INFO L290 TraceCheckUtils]: 5: Hoare triple {1605#(<= ~counter~0 0)} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,495 INFO L272 TraceCheckUtils]: 6: Hoare triple {1605#(<= ~counter~0 0)} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,496 INFO L290 TraceCheckUtils]: 7: Hoare triple {1605#(<= ~counter~0 0)} [119] assume_abort_if_notENTRY-->L8: 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] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,496 INFO L290 TraceCheckUtils]: 8: Hoare triple {1605#(<= ~counter~0 0)} [122] L8-->L8-2: 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[] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,496 INFO L290 TraceCheckUtils]: 9: Hoare triple {1605#(<= ~counter~0 0)} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,497 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1605#(<= ~counter~0 0)} {1605#(<= ~counter~0 0)} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,497 INFO L272 TraceCheckUtils]: 11: Hoare triple {1605#(<= ~counter~0 0)} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,497 INFO L290 TraceCheckUtils]: 12: Hoare triple {1605#(<= ~counter~0 0)} [119] assume_abort_if_notENTRY-->L8: 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] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,498 INFO L290 TraceCheckUtils]: 13: Hoare triple {1605#(<= ~counter~0 0)} [122] L8-->L8-2: 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[] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,498 INFO L290 TraceCheckUtils]: 14: Hoare triple {1605#(<= ~counter~0 0)} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,498 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {1605#(<= ~counter~0 0)} {1605#(<= ~counter~0 0)} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,500 INFO L290 TraceCheckUtils]: 16: Hoare triple {1605#(<= ~counter~0 0)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1605#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:14,501 INFO L290 TraceCheckUtils]: 17: Hoare triple {1605#(<= ~counter~0 0)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {1654#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:14,501 INFO L290 TraceCheckUtils]: 18: Hoare triple {1654#(<= ~counter~0 1)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {1654#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:14,501 INFO L290 TraceCheckUtils]: 19: Hoare triple {1654#(<= ~counter~0 1)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {1654#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:14,502 INFO L290 TraceCheckUtils]: 20: Hoare triple {1654#(<= ~counter~0 1)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {1664#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:14,502 INFO L290 TraceCheckUtils]: 21: Hoare triple {1664#(<= ~counter~0 2)} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {1664#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:14,503 INFO L290 TraceCheckUtils]: 22: Hoare triple {1664#(<= ~counter~0 2)} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {1664#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:14,503 INFO L290 TraceCheckUtils]: 23: Hoare triple {1664#(<= ~counter~0 2)} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1664#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:14,503 INFO L290 TraceCheckUtils]: 24: Hoare triple {1664#(<= ~counter~0 2)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {1677#(<= |main_#t~post6| 2)} is VALID [2022-04-08 00:52:14,504 INFO L290 TraceCheckUtils]: 25: Hoare triple {1677#(<= |main_#t~post6| 2)} [127] L34-1-->L34-4: Formula: (not (< |v_main_#t~post6_3| 5)) InVars {main_#t~post6=|v_main_#t~post6_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {1598#false} is VALID [2022-04-08 00:52:14,504 INFO L272 TraceCheckUtils]: 26: Hoare triple {1598#false} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1598#false} is VALID [2022-04-08 00:52:14,504 INFO L290 TraceCheckUtils]: 27: Hoare triple {1598#false} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1598#false} is VALID [2022-04-08 00:52:14,504 INFO L290 TraceCheckUtils]: 28: Hoare triple {1598#false} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {1598#false} is VALID [2022-04-08 00:52:14,504 INFO L290 TraceCheckUtils]: 29: Hoare triple {1598#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1598#false} is VALID [2022-04-08 00:52:14,504 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-08 00:52:14,504 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 00:52:14,698 INFO L290 TraceCheckUtils]: 29: Hoare triple {1598#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1598#false} is VALID [2022-04-08 00:52:14,699 INFO L290 TraceCheckUtils]: 28: Hoare triple {1598#false} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {1598#false} is VALID [2022-04-08 00:52:14,699 INFO L290 TraceCheckUtils]: 27: Hoare triple {1598#false} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1598#false} is VALID [2022-04-08 00:52:14,699 INFO L272 TraceCheckUtils]: 26: Hoare triple {1598#false} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1598#false} is VALID [2022-04-08 00:52:14,699 INFO L290 TraceCheckUtils]: 25: Hoare triple {1705#(< |main_#t~post6| 5)} [127] L34-1-->L34-4: Formula: (not (< |v_main_#t~post6_3| 5)) InVars {main_#t~post6=|v_main_#t~post6_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {1598#false} is VALID [2022-04-08 00:52:14,700 INFO L290 TraceCheckUtils]: 24: Hoare triple {1709#(< ~counter~0 5)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {1705#(< |main_#t~post6| 5)} is VALID [2022-04-08 00:52:14,700 INFO L290 TraceCheckUtils]: 23: Hoare triple {1709#(< ~counter~0 5)} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1709#(< ~counter~0 5)} is VALID [2022-04-08 00:52:14,701 INFO L290 TraceCheckUtils]: 22: Hoare triple {1709#(< ~counter~0 5)} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {1709#(< ~counter~0 5)} is VALID [2022-04-08 00:52:14,701 INFO L290 TraceCheckUtils]: 21: Hoare triple {1709#(< ~counter~0 5)} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {1709#(< ~counter~0 5)} is VALID [2022-04-08 00:52:14,701 INFO L290 TraceCheckUtils]: 20: Hoare triple {1722#(< ~counter~0 4)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {1709#(< ~counter~0 5)} is VALID [2022-04-08 00:52:14,702 INFO L290 TraceCheckUtils]: 19: Hoare triple {1722#(< ~counter~0 4)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {1722#(< ~counter~0 4)} is VALID [2022-04-08 00:52:14,703 INFO L290 TraceCheckUtils]: 18: Hoare triple {1722#(< ~counter~0 4)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {1722#(< ~counter~0 4)} is VALID [2022-04-08 00:52:14,703 INFO L290 TraceCheckUtils]: 17: Hoare triple {1664#(<= ~counter~0 2)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {1722#(< ~counter~0 4)} is VALID [2022-04-08 00:52:14,704 INFO L290 TraceCheckUtils]: 16: Hoare triple {1664#(<= ~counter~0 2)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1664#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:14,706 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {1597#true} {1664#(<= ~counter~0 2)} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1664#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:14,706 INFO L290 TraceCheckUtils]: 14: Hoare triple {1597#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1597#true} is VALID [2022-04-08 00:52:14,706 INFO L290 TraceCheckUtils]: 13: Hoare triple {1597#true} [122] L8-->L8-2: 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[] {1597#true} is VALID [2022-04-08 00:52:14,706 INFO L290 TraceCheckUtils]: 12: Hoare triple {1597#true} [119] assume_abort_if_notENTRY-->L8: 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] {1597#true} is VALID [2022-04-08 00:52:14,706 INFO L272 TraceCheckUtils]: 11: Hoare triple {1664#(<= ~counter~0 2)} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1597#true} is VALID [2022-04-08 00:52:14,714 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1597#true} {1664#(<= ~counter~0 2)} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {1664#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:14,714 INFO L290 TraceCheckUtils]: 9: Hoare triple {1597#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1597#true} is VALID [2022-04-08 00:52:14,714 INFO L290 TraceCheckUtils]: 8: Hoare triple {1597#true} [122] L8-->L8-2: 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[] {1597#true} is VALID [2022-04-08 00:52:14,714 INFO L290 TraceCheckUtils]: 7: Hoare triple {1597#true} [119] assume_abort_if_notENTRY-->L8: 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] {1597#true} is VALID [2022-04-08 00:52:14,714 INFO L272 TraceCheckUtils]: 6: Hoare triple {1664#(<= ~counter~0 2)} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {1597#true} is VALID [2022-04-08 00:52:14,714 INFO L290 TraceCheckUtils]: 5: Hoare triple {1664#(<= ~counter~0 2)} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1664#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:14,715 INFO L272 TraceCheckUtils]: 4: Hoare triple {1664#(<= ~counter~0 2)} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1664#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:14,715 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1664#(<= ~counter~0 2)} {1597#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1664#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:14,715 INFO L290 TraceCheckUtils]: 2: Hoare triple {1664#(<= ~counter~0 2)} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1664#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:14,716 INFO L290 TraceCheckUtils]: 1: Hoare triple {1597#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {1664#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:14,716 INFO L272 TraceCheckUtils]: 0: Hoare triple {1597#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1597#true} is VALID [2022-04-08 00:52:14,716 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-08 00:52:14,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:14,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607435152] [2022-04-08 00:52:14,717 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:14,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1978162480] [2022-04-08 00:52:14,717 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1978162480] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 00:52:14,717 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 00:52:14,717 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2022-04-08 00:52:14,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805432153] [2022-04-08 00:52:14,717 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-08 00:52:14,717 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 4 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 30 [2022-04-08 00:52:14,718 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:14,718 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 4 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 00:52:14,748 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:14,748 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-04-08 00:52:14,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:14,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-04-08 00:52:14,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2022-04-08 00:52:14,749 INFO L87 Difference]: Start difference. First operand 55 states and 72 transitions. Second operand has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 4 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 00:52:15,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:15,124 INFO L93 Difference]: Finished difference Result 116 states and 148 transitions. [2022-04-08 00:52:15,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-04-08 00:52:15,125 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 4 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 30 [2022-04-08 00:52:15,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:15,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 4 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 00:52:15,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 114 transitions. [2022-04-08 00:52:15,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 4 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 00:52:15,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 114 transitions. [2022-04-08 00:52:15,128 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 10 states and 114 transitions. [2022-04-08 00:52:15,202 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 114 edges. 114 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:15,204 INFO L225 Difference]: With dead ends: 116 [2022-04-08 00:52:15,204 INFO L226 Difference]: Without dead ends: 109 [2022-04-08 00:52:15,205 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 51 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-04-08 00:52:15,205 INFO L913 BasicCegarLoop]: 49 mSDtfsCounter, 81 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:15,205 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [81 Valid, 227 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-08 00:52:15,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2022-04-08 00:52:15,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2022-04-08 00:52:15,286 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:15,288 INFO L82 GeneralOperation]: Start isEquivalent. First operand 109 states. Second operand has 100 states, 69 states have (on average 1.318840579710145) internal successors, (91), 72 states have internal predecessors, (91), 22 states have call successors, (22), 9 states have call predecessors, (22), 8 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2022-04-08 00:52:15,288 INFO L74 IsIncluded]: Start isIncluded. First operand 109 states. Second operand has 100 states, 69 states have (on average 1.318840579710145) internal successors, (91), 72 states have internal predecessors, (91), 22 states have call successors, (22), 9 states have call predecessors, (22), 8 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2022-04-08 00:52:15,288 INFO L87 Difference]: Start difference. First operand 109 states. Second operand has 100 states, 69 states have (on average 1.318840579710145) internal successors, (91), 72 states have internal predecessors, (91), 22 states have call successors, (22), 9 states have call predecessors, (22), 8 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2022-04-08 00:52:15,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:15,292 INFO L93 Difference]: Finished difference Result 109 states and 140 transitions. [2022-04-08 00:52:15,292 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 140 transitions. [2022-04-08 00:52:15,293 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:15,293 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:15,294 INFO L74 IsIncluded]: Start isIncluded. First operand has 100 states, 69 states have (on average 1.318840579710145) internal successors, (91), 72 states have internal predecessors, (91), 22 states have call successors, (22), 9 states have call predecessors, (22), 8 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) Second operand 109 states. [2022-04-08 00:52:15,295 INFO L87 Difference]: Start difference. First operand has 100 states, 69 states have (on average 1.318840579710145) internal successors, (91), 72 states have internal predecessors, (91), 22 states have call successors, (22), 9 states have call predecessors, (22), 8 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) Second operand 109 states. [2022-04-08 00:52:15,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:15,298 INFO L93 Difference]: Finished difference Result 109 states and 140 transitions. [2022-04-08 00:52:15,298 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 140 transitions. [2022-04-08 00:52:15,299 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:15,299 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:15,300 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:15,300 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:15,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 69 states have (on average 1.318840579710145) internal successors, (91), 72 states have internal predecessors, (91), 22 states have call successors, (22), 9 states have call predecessors, (22), 8 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2022-04-08 00:52:15,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 132 transitions. [2022-04-08 00:52:15,303 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 132 transitions. Word has length 30 [2022-04-08 00:52:15,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:15,303 INFO L478 AbstractCegarLoop]: Abstraction has 100 states and 132 transitions. [2022-04-08 00:52:15,304 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 4 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 00:52:15,304 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 132 transitions. [2022-04-08 00:52:15,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-04-08 00:52:15,305 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:15,305 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 00:52:15,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:15,519 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:15,520 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:15,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:15,520 INFO L85 PathProgramCache]: Analyzing trace with hash 545740907, now seen corresponding path program 1 times [2022-04-08 00:52:15,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:15,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548039995] [2022-04-08 00:52:15,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:15,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:15,533 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:15,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [752971143] [2022-04-08 00:52:15,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:15,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:15,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:15,534 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 00:52:15,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-04-08 00:52:15,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:15,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-08 00:52:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:15,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:15,731 INFO L272 TraceCheckUtils]: 0: Hoare triple {2316#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2316#true} is VALID [2022-04-08 00:52:15,731 INFO L290 TraceCheckUtils]: 1: Hoare triple {2316#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {2316#true} is VALID [2022-04-08 00:52:15,731 INFO L290 TraceCheckUtils]: 2: Hoare triple {2316#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2316#true} is VALID [2022-04-08 00:52:15,731 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2316#true} {2316#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2316#true} is VALID [2022-04-08 00:52:15,732 INFO L272 TraceCheckUtils]: 4: Hoare triple {2316#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2316#true} is VALID [2022-04-08 00:52:15,732 INFO L290 TraceCheckUtils]: 5: Hoare triple {2316#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {2316#true} is VALID [2022-04-08 00:52:15,732 INFO L272 TraceCheckUtils]: 6: Hoare triple {2316#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {2316#true} is VALID [2022-04-08 00:52:15,734 INFO L290 TraceCheckUtils]: 7: Hoare triple {2316#true} [119] assume_abort_if_notENTRY-->L8: 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] {2342#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 00:52:15,735 INFO L290 TraceCheckUtils]: 8: Hoare triple {2342#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [122] L8-->L8-2: 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[] {2346#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 00:52:15,735 INFO L290 TraceCheckUtils]: 9: Hoare triple {2346#(not (= |assume_abort_if_not_#in~cond| 0))} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2346#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 00:52:15,736 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2346#(not (= |assume_abort_if_not_#in~cond| 0))} {2316#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {2353#(<= 1 main_~x~0)} is VALID [2022-04-08 00:52:15,736 INFO L272 TraceCheckUtils]: 11: Hoare triple {2353#(<= 1 main_~x~0)} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {2316#true} is VALID [2022-04-08 00:52:15,736 INFO L290 TraceCheckUtils]: 12: Hoare triple {2316#true} [119] assume_abort_if_notENTRY-->L8: 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] {2316#true} is VALID [2022-04-08 00:52:15,736 INFO L290 TraceCheckUtils]: 13: Hoare triple {2316#true} [122] L8-->L8-2: 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[] {2316#true} is VALID [2022-04-08 00:52:15,737 INFO L290 TraceCheckUtils]: 14: Hoare triple {2316#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2316#true} is VALID [2022-04-08 00:52:15,737 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {2316#true} {2353#(<= 1 main_~x~0)} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {2353#(<= 1 main_~x~0)} is VALID [2022-04-08 00:52:15,738 INFO L290 TraceCheckUtils]: 16: Hoare triple {2353#(<= 1 main_~x~0)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {2372#(<= 1 main_~a~0)} is VALID [2022-04-08 00:52:15,738 INFO L290 TraceCheckUtils]: 17: Hoare triple {2372#(<= 1 main_~a~0)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {2372#(<= 1 main_~a~0)} is VALID [2022-04-08 00:52:15,738 INFO L290 TraceCheckUtils]: 18: Hoare triple {2372#(<= 1 main_~a~0)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {2372#(<= 1 main_~a~0)} is VALID [2022-04-08 00:52:15,739 INFO L290 TraceCheckUtils]: 19: Hoare triple {2372#(<= 1 main_~a~0)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {2382#(<= 1 main_~c~0)} is VALID [2022-04-08 00:52:15,739 INFO L290 TraceCheckUtils]: 20: Hoare triple {2382#(<= 1 main_~c~0)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {2382#(<= 1 main_~c~0)} is VALID [2022-04-08 00:52:15,739 INFO L290 TraceCheckUtils]: 21: Hoare triple {2382#(<= 1 main_~c~0)} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {2382#(<= 1 main_~c~0)} is VALID [2022-04-08 00:52:15,740 INFO L290 TraceCheckUtils]: 22: Hoare triple {2382#(<= 1 main_~c~0)} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {2382#(<= 1 main_~c~0)} is VALID [2022-04-08 00:52:15,740 INFO L290 TraceCheckUtils]: 23: Hoare triple {2382#(<= 1 main_~c~0)} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {2395#(<= 1 main_~b~0)} is VALID [2022-04-08 00:52:15,740 INFO L290 TraceCheckUtils]: 24: Hoare triple {2395#(<= 1 main_~b~0)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {2395#(<= 1 main_~b~0)} is VALID [2022-04-08 00:52:15,741 INFO L290 TraceCheckUtils]: 25: Hoare triple {2395#(<= 1 main_~b~0)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {2395#(<= 1 main_~b~0)} is VALID [2022-04-08 00:52:15,741 INFO L290 TraceCheckUtils]: 26: Hoare triple {2395#(<= 1 main_~b~0)} [131] L35-->L34-4: Formula: (= v_main_~b~0_5 0) InVars {main_~b~0=v_main_~b~0_5} OutVars{main_~b~0=v_main_~b~0_5} AuxVars[] AssignedVars[] {2317#false} is VALID [2022-04-08 00:52:15,741 INFO L272 TraceCheckUtils]: 27: Hoare triple {2317#false} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {2317#false} is VALID [2022-04-08 00:52:15,741 INFO L290 TraceCheckUtils]: 28: Hoare triple {2317#false} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2317#false} is VALID [2022-04-08 00:52:15,741 INFO L290 TraceCheckUtils]: 29: Hoare triple {2317#false} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {2317#false} is VALID [2022-04-08 00:52:15,741 INFO L290 TraceCheckUtils]: 30: Hoare triple {2317#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2317#false} is VALID [2022-04-08 00:52:15,742 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-04-08 00:52:15,742 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 00:52:15,952 INFO L290 TraceCheckUtils]: 30: Hoare triple {2317#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2317#false} is VALID [2022-04-08 00:52:15,952 INFO L290 TraceCheckUtils]: 29: Hoare triple {2317#false} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {2317#false} is VALID [2022-04-08 00:52:15,953 INFO L290 TraceCheckUtils]: 28: Hoare triple {2317#false} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2317#false} is VALID [2022-04-08 00:52:15,953 INFO L272 TraceCheckUtils]: 27: Hoare triple {2317#false} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {2317#false} is VALID [2022-04-08 00:52:15,953 INFO L290 TraceCheckUtils]: 26: Hoare triple {2395#(<= 1 main_~b~0)} [131] L35-->L34-4: Formula: (= v_main_~b~0_5 0) InVars {main_~b~0=v_main_~b~0_5} OutVars{main_~b~0=v_main_~b~0_5} AuxVars[] AssignedVars[] {2317#false} is VALID [2022-04-08 00:52:15,954 INFO L290 TraceCheckUtils]: 25: Hoare triple {2395#(<= 1 main_~b~0)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {2395#(<= 1 main_~b~0)} is VALID [2022-04-08 00:52:15,954 INFO L290 TraceCheckUtils]: 24: Hoare triple {2395#(<= 1 main_~b~0)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {2395#(<= 1 main_~b~0)} is VALID [2022-04-08 00:52:15,955 INFO L290 TraceCheckUtils]: 23: Hoare triple {2382#(<= 1 main_~c~0)} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {2395#(<= 1 main_~b~0)} is VALID [2022-04-08 00:52:15,955 INFO L290 TraceCheckUtils]: 22: Hoare triple {2382#(<= 1 main_~c~0)} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {2382#(<= 1 main_~c~0)} is VALID [2022-04-08 00:52:15,955 INFO L290 TraceCheckUtils]: 21: Hoare triple {2382#(<= 1 main_~c~0)} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {2382#(<= 1 main_~c~0)} is VALID [2022-04-08 00:52:15,956 INFO L290 TraceCheckUtils]: 20: Hoare triple {2382#(<= 1 main_~c~0)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {2382#(<= 1 main_~c~0)} is VALID [2022-04-08 00:52:15,956 INFO L290 TraceCheckUtils]: 19: Hoare triple {2372#(<= 1 main_~a~0)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {2382#(<= 1 main_~c~0)} is VALID [2022-04-08 00:52:15,957 INFO L290 TraceCheckUtils]: 18: Hoare triple {2372#(<= 1 main_~a~0)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {2372#(<= 1 main_~a~0)} is VALID [2022-04-08 00:52:15,962 INFO L290 TraceCheckUtils]: 17: Hoare triple {2372#(<= 1 main_~a~0)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {2372#(<= 1 main_~a~0)} is VALID [2022-04-08 00:52:15,963 INFO L290 TraceCheckUtils]: 16: Hoare triple {2353#(<= 1 main_~x~0)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {2372#(<= 1 main_~a~0)} is VALID [2022-04-08 00:52:15,964 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {2316#true} {2353#(<= 1 main_~x~0)} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {2353#(<= 1 main_~x~0)} is VALID [2022-04-08 00:52:15,965 INFO L290 TraceCheckUtils]: 14: Hoare triple {2316#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2316#true} is VALID [2022-04-08 00:52:15,967 INFO L290 TraceCheckUtils]: 13: Hoare triple {2316#true} [122] L8-->L8-2: 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[] {2316#true} is VALID [2022-04-08 00:52:15,968 INFO L290 TraceCheckUtils]: 12: Hoare triple {2316#true} [119] assume_abort_if_notENTRY-->L8: 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] {2316#true} is VALID [2022-04-08 00:52:15,968 INFO L272 TraceCheckUtils]: 11: Hoare triple {2353#(<= 1 main_~x~0)} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {2316#true} is VALID [2022-04-08 00:52:15,969 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2346#(not (= |assume_abort_if_not_#in~cond| 0))} {2316#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {2353#(<= 1 main_~x~0)} is VALID [2022-04-08 00:52:15,970 INFO L290 TraceCheckUtils]: 9: Hoare triple {2346#(not (= |assume_abort_if_not_#in~cond| 0))} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2346#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 00:52:15,970 INFO L290 TraceCheckUtils]: 8: Hoare triple {2486#(or (not (= |assume_abort_if_not_#in~cond| 0)) (= assume_abort_if_not_~cond 0))} [122] L8-->L8-2: 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[] {2346#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 00:52:15,971 INFO L290 TraceCheckUtils]: 7: Hoare triple {2316#true} [119] assume_abort_if_notENTRY-->L8: 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] {2486#(or (not (= |assume_abort_if_not_#in~cond| 0)) (= assume_abort_if_not_~cond 0))} is VALID [2022-04-08 00:52:15,972 INFO L272 TraceCheckUtils]: 6: Hoare triple {2316#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {2316#true} is VALID [2022-04-08 00:52:15,972 INFO L290 TraceCheckUtils]: 5: Hoare triple {2316#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {2316#true} is VALID [2022-04-08 00:52:15,973 INFO L272 TraceCheckUtils]: 4: Hoare triple {2316#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2316#true} is VALID [2022-04-08 00:52:15,973 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2316#true} {2316#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2316#true} is VALID [2022-04-08 00:52:15,973 INFO L290 TraceCheckUtils]: 2: Hoare triple {2316#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2316#true} is VALID [2022-04-08 00:52:15,973 INFO L290 TraceCheckUtils]: 1: Hoare triple {2316#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {2316#true} is VALID [2022-04-08 00:52:15,973 INFO L272 TraceCheckUtils]: 0: Hoare triple {2316#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2316#true} is VALID [2022-04-08 00:52:15,973 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-04-08 00:52:15,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:15,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548039995] [2022-04-08 00:52:15,973 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:15,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [752971143] [2022-04-08 00:52:15,974 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [752971143] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 00:52:15,974 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 00:52:15,974 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2022-04-08 00:52:15,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953210215] [2022-04-08 00:52:15,974 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-08 00:52:15,974 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 8 states have internal predecessors, (25), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 31 [2022-04-08 00:52:15,975 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:15,975 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 9 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 8 states have internal predecessors, (25), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:15,994 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:15,995 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-04-08 00:52:15,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:15,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-04-08 00:52:15,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-04-08 00:52:15,995 INFO L87 Difference]: Start difference. First operand 100 states and 132 transitions. Second operand has 9 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 8 states have internal predecessors, (25), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:16,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:16,671 INFO L93 Difference]: Finished difference Result 186 states and 263 transitions. [2022-04-08 00:52:16,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-04-08 00:52:16,671 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 8 states have internal predecessors, (25), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 31 [2022-04-08 00:52:16,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:16,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 8 states have internal predecessors, (25), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:16,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 155 transitions. [2022-04-08 00:52:16,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 8 states have internal predecessors, (25), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:16,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 155 transitions. [2022-04-08 00:52:16,676 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 11 states and 155 transitions. [2022-04-08 00:52:16,802 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:16,806 INFO L225 Difference]: With dead ends: 186 [2022-04-08 00:52:16,806 INFO L226 Difference]: Without dead ends: 174 [2022-04-08 00:52:16,807 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2022-04-08 00:52:16,808 INFO L913 BasicCegarLoop]: 65 mSDtfsCounter, 117 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:16,808 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [121 Valid, 252 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 00:52:16,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2022-04-08 00:52:16,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 131. [2022-04-08 00:52:16,949 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:16,949 INFO L82 GeneralOperation]: Start isEquivalent. First operand 174 states. Second operand has 131 states, 97 states have (on average 1.3402061855670102) internal successors, (130), 99 states have internal predecessors, (130), 25 states have call successors, (25), 9 states have call predecessors, (25), 8 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-08 00:52:16,950 INFO L74 IsIncluded]: Start isIncluded. First operand 174 states. Second operand has 131 states, 97 states have (on average 1.3402061855670102) internal successors, (130), 99 states have internal predecessors, (130), 25 states have call successors, (25), 9 states have call predecessors, (25), 8 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-08 00:52:16,950 INFO L87 Difference]: Start difference. First operand 174 states. Second operand has 131 states, 97 states have (on average 1.3402061855670102) internal successors, (130), 99 states have internal predecessors, (130), 25 states have call successors, (25), 9 states have call predecessors, (25), 8 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-08 00:52:16,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:16,956 INFO L93 Difference]: Finished difference Result 174 states and 249 transitions. [2022-04-08 00:52:16,956 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 249 transitions. [2022-04-08 00:52:16,957 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:16,957 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:16,958 INFO L74 IsIncluded]: Start isIncluded. First operand has 131 states, 97 states have (on average 1.3402061855670102) internal successors, (130), 99 states have internal predecessors, (130), 25 states have call successors, (25), 9 states have call predecessors, (25), 8 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) Second operand 174 states. [2022-04-08 00:52:16,958 INFO L87 Difference]: Start difference. First operand has 131 states, 97 states have (on average 1.3402061855670102) internal successors, (130), 99 states have internal predecessors, (130), 25 states have call successors, (25), 9 states have call predecessors, (25), 8 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) Second operand 174 states. [2022-04-08 00:52:16,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:16,962 INFO L93 Difference]: Finished difference Result 174 states and 249 transitions. [2022-04-08 00:52:16,963 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 249 transitions. [2022-04-08 00:52:16,963 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:16,963 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:16,963 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:16,963 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:16,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 97 states have (on average 1.3402061855670102) internal successors, (130), 99 states have internal predecessors, (130), 25 states have call successors, (25), 9 states have call predecessors, (25), 8 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-08 00:52:16,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 178 transitions. [2022-04-08 00:52:16,966 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 178 transitions. Word has length 31 [2022-04-08 00:52:16,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:16,967 INFO L478 AbstractCegarLoop]: Abstraction has 131 states and 178 transitions. [2022-04-08 00:52:16,967 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 8 states have internal predecessors, (25), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:16,967 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 178 transitions. [2022-04-08 00:52:16,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-04-08 00:52:16,967 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:16,967 INFO L499 BasicCegarLoop]: trace histogram [2, 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, 1, 1, 1] [2022-04-08 00:52:16,987 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:17,183 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:17,184 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:17,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:17,184 INFO L85 PathProgramCache]: Analyzing trace with hash 653912885, now seen corresponding path program 1 times [2022-04-08 00:52:17,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:17,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938887673] [2022-04-08 00:52:17,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:17,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:17,201 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:17,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [320175369] [2022-04-08 00:52:17,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:17,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:17,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:17,203 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 00:52:17,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-04-08 00:52:17,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:17,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 18 conjunts are in the unsatisfiable core [2022-04-08 00:52:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:17,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:17,618 INFO L272 TraceCheckUtils]: 0: Hoare triple {3328#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3328#true} is VALID [2022-04-08 00:52:17,619 INFO L290 TraceCheckUtils]: 1: Hoare triple {3328#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {3328#true} is VALID [2022-04-08 00:52:17,619 INFO L290 TraceCheckUtils]: 2: Hoare triple {3328#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3328#true} is VALID [2022-04-08 00:52:17,619 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3328#true} {3328#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3328#true} is VALID [2022-04-08 00:52:17,619 INFO L272 TraceCheckUtils]: 4: Hoare triple {3328#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3328#true} is VALID [2022-04-08 00:52:17,619 INFO L290 TraceCheckUtils]: 5: Hoare triple {3328#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {3328#true} is VALID [2022-04-08 00:52:17,619 INFO L272 TraceCheckUtils]: 6: Hoare triple {3328#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {3328#true} is VALID [2022-04-08 00:52:17,619 INFO L290 TraceCheckUtils]: 7: Hoare triple {3328#true} [119] assume_abort_if_notENTRY-->L8: 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] {3328#true} is VALID [2022-04-08 00:52:17,619 INFO L290 TraceCheckUtils]: 8: Hoare triple {3328#true} [122] L8-->L8-2: 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[] {3328#true} is VALID [2022-04-08 00:52:17,619 INFO L290 TraceCheckUtils]: 9: Hoare triple {3328#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3328#true} is VALID [2022-04-08 00:52:17,619 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {3328#true} {3328#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {3328#true} is VALID [2022-04-08 00:52:17,620 INFO L272 TraceCheckUtils]: 11: Hoare triple {3328#true} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {3328#true} is VALID [2022-04-08 00:52:17,620 INFO L290 TraceCheckUtils]: 12: Hoare triple {3328#true} [119] assume_abort_if_notENTRY-->L8: 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] {3369#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 00:52:17,620 INFO L290 TraceCheckUtils]: 13: Hoare triple {3369#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [122] L8-->L8-2: 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[] {3373#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 00:52:17,621 INFO L290 TraceCheckUtils]: 14: Hoare triple {3373#(not (= |assume_abort_if_not_#in~cond| 0))} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3373#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 00:52:17,621 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {3373#(not (= |assume_abort_if_not_#in~cond| 0))} {3328#true} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {3380#(<= 1 main_~y~0)} is VALID [2022-04-08 00:52:17,622 INFO L290 TraceCheckUtils]: 16: Hoare triple {3380#(<= 1 main_~y~0)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {3384#(and (= main_~s~0 1) (<= main_~a~0 main_~x~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} is VALID [2022-04-08 00:52:17,622 INFO L290 TraceCheckUtils]: 17: Hoare triple {3384#(and (= main_~s~0 1) (<= main_~a~0 main_~x~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {3384#(and (= main_~s~0 1) (<= main_~a~0 main_~x~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} is VALID [2022-04-08 00:52:17,623 INFO L290 TraceCheckUtils]: 18: Hoare triple {3384#(and (= main_~s~0 1) (<= main_~a~0 main_~x~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {3384#(and (= main_~s~0 1) (<= main_~a~0 main_~x~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} is VALID [2022-04-08 00:52:17,623 INFO L290 TraceCheckUtils]: 19: Hoare triple {3384#(and (= main_~s~0 1) (<= main_~a~0 main_~x~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {3394#(and (<= main_~c~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} is VALID [2022-04-08 00:52:17,624 INFO L290 TraceCheckUtils]: 20: Hoare triple {3394#(and (<= main_~c~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {3394#(and (<= main_~c~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} is VALID [2022-04-08 00:52:17,624 INFO L290 TraceCheckUtils]: 21: Hoare triple {3394#(and (<= main_~c~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {3394#(and (<= main_~c~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} is VALID [2022-04-08 00:52:17,625 INFO L290 TraceCheckUtils]: 22: Hoare triple {3394#(and (<= main_~c~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} [145] L42-->L48-3: Formula: (and (= v_main_~d~0_2 1) (<= v_main_~b~0_8 v_main_~c~0_7) (= v_main_~b~0_8 v_main_~v~0_2)) InVars {main_~b~0=v_main_~b~0_8, main_~c~0=v_main_~c~0_7} OutVars{main_~c~0=v_main_~c~0_7, main_~v~0=v_main_~v~0_2, main_~d~0=v_main_~d~0_2, main_~b~0=v_main_~b~0_8} AuxVars[] AssignedVars[main_~v~0, main_~d~0] {3404#(and (<= main_~b~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} is VALID [2022-04-08 00:52:17,625 INFO L290 TraceCheckUtils]: 23: Hoare triple {3404#(and (<= main_~b~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} [152] L48-3-->L48-1: Formula: (and (= (+ |v_main_#t~post8_1| 1) v_~counter~0_5) (= |v_main_#t~post8_1| v_~counter~0_6)) InVars {~counter~0=v_~counter~0_6} OutVars{main_#t~post8=|v_main_#t~post8_1|, ~counter~0=v_~counter~0_5} AuxVars[] AssignedVars[~counter~0, main_#t~post8] {3404#(and (<= main_~b~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} is VALID [2022-04-08 00:52:17,626 INFO L290 TraceCheckUtils]: 24: Hoare triple {3404#(and (<= main_~b~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} [155] L48-1-->L49: Formula: (< |v_main_#t~post8_5| 5) InVars {main_#t~post8=|v_main_#t~post8_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post8] {3404#(and (<= main_~b~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} is VALID [2022-04-08 00:52:17,626 INFO L272 TraceCheckUtils]: 25: Hoare triple {3404#(and (<= main_~b~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} [156] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {3328#true} is VALID [2022-04-08 00:52:17,626 INFO L290 TraceCheckUtils]: 26: Hoare triple {3328#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3328#true} is VALID [2022-04-08 00:52:17,626 INFO L290 TraceCheckUtils]: 27: Hoare triple {3328#true} [135] L11-->L11-2: Formula: (not (= 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[] {3328#true} is VALID [2022-04-08 00:52:17,626 INFO L290 TraceCheckUtils]: 28: Hoare triple {3328#true} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3328#true} is VALID [2022-04-08 00:52:17,627 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {3328#true} {3404#(and (<= main_~b~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} [161] __VERIFIER_assertEXIT-->L49-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {3404#(and (<= main_~b~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} is VALID [2022-04-08 00:52:17,628 INFO L272 TraceCheckUtils]: 30: Hoare triple {3404#(and (<= main_~b~0 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (<= 1 main_~y~0))} [146] L49-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* v_main_~x~0_11 v_main_~q~0_7) (* v_main_~y~0_11 v_main_~s~0_7)) v_main_~b~0_12) 1 0)) InVars {main_~q~0=v_main_~q~0_7, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_7} 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, main_~b~0, main_~s~0] {3429#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 00:52:17,628 INFO L290 TraceCheckUtils]: 31: Hoare triple {3429#(<= 1 |__VERIFIER_assert_#in~cond|)} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3433#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 00:52:17,629 INFO L290 TraceCheckUtils]: 32: Hoare triple {3433#(<= 1 __VERIFIER_assert_~cond)} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {3329#false} is VALID [2022-04-08 00:52:17,629 INFO L290 TraceCheckUtils]: 33: Hoare triple {3329#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3329#false} is VALID [2022-04-08 00:52:17,629 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-04-08 00:52:17,629 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 00:52:17,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:17,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938887673] [2022-04-08 00:52:17,630 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:17,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [320175369] [2022-04-08 00:52:17,630 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [320175369] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 00:52:17,630 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 00:52:17,630 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-04-08 00:52:17,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482576900] [2022-04-08 00:52:17,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 00:52:17,630 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.4) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 34 [2022-04-08 00:52:17,631 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:17,631 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 10 states, 10 states have (on average 2.4) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-08 00:52:17,653 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:17,653 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-04-08 00:52:17,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:17,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-04-08 00:52:17,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-04-08 00:52:17,654 INFO L87 Difference]: Start difference. First operand 131 states and 178 transitions. Second operand has 10 states, 10 states have (on average 2.4) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-08 00:52:18,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:18,379 INFO L93 Difference]: Finished difference Result 156 states and 208 transitions. [2022-04-08 00:52:18,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-04-08 00:52:18,379 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.4) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 34 [2022-04-08 00:52:18,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:18,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.4) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-08 00:52:18,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 93 transitions. [2022-04-08 00:52:18,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.4) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-08 00:52:18,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 93 transitions. [2022-04-08 00:52:18,382 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 11 states and 93 transitions. [2022-04-08 00:52:18,447 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 93 edges. 93 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:18,450 INFO L225 Difference]: With dead ends: 156 [2022-04-08 00:52:18,450 INFO L226 Difference]: Without dead ends: 154 [2022-04-08 00:52:18,450 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2022-04-08 00:52:18,450 INFO L913 BasicCegarLoop]: 43 mSDtfsCounter, 80 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:18,451 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 241 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 00:52:18,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2022-04-08 00:52:18,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 143. [2022-04-08 00:52:18,593 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:18,594 INFO L82 GeneralOperation]: Start isEquivalent. First operand 154 states. Second operand has 143 states, 106 states have (on average 1.3113207547169812) internal successors, (139), 108 states have internal predecessors, (139), 25 states have call successors, (25), 12 states have call predecessors, (25), 11 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-08 00:52:18,594 INFO L74 IsIncluded]: Start isIncluded. First operand 154 states. Second operand has 143 states, 106 states have (on average 1.3113207547169812) internal successors, (139), 108 states have internal predecessors, (139), 25 states have call successors, (25), 12 states have call predecessors, (25), 11 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-08 00:52:18,594 INFO L87 Difference]: Start difference. First operand 154 states. Second operand has 143 states, 106 states have (on average 1.3113207547169812) internal successors, (139), 108 states have internal predecessors, (139), 25 states have call successors, (25), 12 states have call predecessors, (25), 11 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-08 00:52:18,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:18,598 INFO L93 Difference]: Finished difference Result 154 states and 204 transitions. [2022-04-08 00:52:18,598 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 204 transitions. [2022-04-08 00:52:18,598 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:18,598 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:18,598 INFO L74 IsIncluded]: Start isIncluded. First operand has 143 states, 106 states have (on average 1.3113207547169812) internal successors, (139), 108 states have internal predecessors, (139), 25 states have call successors, (25), 12 states have call predecessors, (25), 11 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) Second operand 154 states. [2022-04-08 00:52:18,599 INFO L87 Difference]: Start difference. First operand has 143 states, 106 states have (on average 1.3113207547169812) internal successors, (139), 108 states have internal predecessors, (139), 25 states have call successors, (25), 12 states have call predecessors, (25), 11 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) Second operand 154 states. [2022-04-08 00:52:18,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:18,602 INFO L93 Difference]: Finished difference Result 154 states and 204 transitions. [2022-04-08 00:52:18,602 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 204 transitions. [2022-04-08 00:52:18,602 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:18,602 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:18,603 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:18,603 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:18,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 106 states have (on average 1.3113207547169812) internal successors, (139), 108 states have internal predecessors, (139), 25 states have call successors, (25), 12 states have call predecessors, (25), 11 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-08 00:52:18,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 187 transitions. [2022-04-08 00:52:18,621 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 187 transitions. Word has length 34 [2022-04-08 00:52:18,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:18,622 INFO L478 AbstractCegarLoop]: Abstraction has 143 states and 187 transitions. [2022-04-08 00:52:18,622 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.4) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-08 00:52:18,622 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 187 transitions. [2022-04-08 00:52:18,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-04-08 00:52:18,622 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:18,622 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 00:52:18,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:18,835 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:18,835 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:18,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:18,836 INFO L85 PathProgramCache]: Analyzing trace with hash -47631820, now seen corresponding path program 1 times [2022-04-08 00:52:18,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:18,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853680364] [2022-04-08 00:52:18,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:18,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:18,848 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:18,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1041355486] [2022-04-08 00:52:18,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:18,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:18,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:18,849 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 00:52:18,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-04-08 00:52:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:18,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 20 conjunts are in the unsatisfiable core [2022-04-08 00:52:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:18,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:19,180 INFO L272 TraceCheckUtils]: 0: Hoare triple {4177#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4177#true} is VALID [2022-04-08 00:52:19,180 INFO L290 TraceCheckUtils]: 1: Hoare triple {4177#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {4177#true} is VALID [2022-04-08 00:52:19,180 INFO L290 TraceCheckUtils]: 2: Hoare triple {4177#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4177#true} is VALID [2022-04-08 00:52:19,180 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4177#true} {4177#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4177#true} is VALID [2022-04-08 00:52:19,180 INFO L272 TraceCheckUtils]: 4: Hoare triple {4177#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4177#true} is VALID [2022-04-08 00:52:19,181 INFO L290 TraceCheckUtils]: 5: Hoare triple {4177#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {4177#true} is VALID [2022-04-08 00:52:19,181 INFO L272 TraceCheckUtils]: 6: Hoare triple {4177#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {4177#true} is VALID [2022-04-08 00:52:19,181 INFO L290 TraceCheckUtils]: 7: Hoare triple {4177#true} [119] assume_abort_if_notENTRY-->L8: 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] {4203#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 00:52:19,181 INFO L290 TraceCheckUtils]: 8: Hoare triple {4203#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [122] L8-->L8-2: 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[] {4207#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 00:52:19,182 INFO L290 TraceCheckUtils]: 9: Hoare triple {4207#(not (= |assume_abort_if_not_#in~cond| 0))} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4207#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 00:52:19,183 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {4207#(not (= |assume_abort_if_not_#in~cond| 0))} {4177#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {4214#(<= 1 main_~x~0)} is VALID [2022-04-08 00:52:19,183 INFO L272 TraceCheckUtils]: 11: Hoare triple {4214#(<= 1 main_~x~0)} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {4177#true} is VALID [2022-04-08 00:52:19,183 INFO L290 TraceCheckUtils]: 12: Hoare triple {4177#true} [119] assume_abort_if_notENTRY-->L8: 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] {4177#true} is VALID [2022-04-08 00:52:19,183 INFO L290 TraceCheckUtils]: 13: Hoare triple {4177#true} [122] L8-->L8-2: 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[] {4177#true} is VALID [2022-04-08 00:52:19,183 INFO L290 TraceCheckUtils]: 14: Hoare triple {4177#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4177#true} is VALID [2022-04-08 00:52:19,184 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {4177#true} {4214#(<= 1 main_~x~0)} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {4214#(<= 1 main_~x~0)} is VALID [2022-04-08 00:52:19,184 INFO L290 TraceCheckUtils]: 16: Hoare triple {4214#(<= 1 main_~x~0)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {4233#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-08 00:52:19,185 INFO L290 TraceCheckUtils]: 17: Hoare triple {4233#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {4233#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-08 00:52:19,185 INFO L290 TraceCheckUtils]: 18: Hoare triple {4233#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {4233#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-08 00:52:19,185 INFO L290 TraceCheckUtils]: 19: Hoare triple {4233#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {4233#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-08 00:52:19,186 INFO L290 TraceCheckUtils]: 20: Hoare triple {4233#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {4233#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-08 00:52:19,186 INFO L290 TraceCheckUtils]: 21: Hoare triple {4233#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {4233#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-08 00:52:19,187 INFO L290 TraceCheckUtils]: 22: Hoare triple {4233#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {4233#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-08 00:52:19,187 INFO L290 TraceCheckUtils]: 23: Hoare triple {4233#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 00:52:19,188 INFO L290 TraceCheckUtils]: 24: Hoare triple {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 00:52:19,188 INFO L290 TraceCheckUtils]: 25: Hoare triple {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 00:52:19,189 INFO L290 TraceCheckUtils]: 26: Hoare triple {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 00:52:19,189 INFO L290 TraceCheckUtils]: 27: Hoare triple {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 00:52:19,189 INFO L290 TraceCheckUtils]: 28: Hoare triple {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 00:52:19,190 INFO L290 TraceCheckUtils]: 29: Hoare triple {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} [145] L42-->L48-3: Formula: (and (= v_main_~d~0_2 1) (<= v_main_~b~0_8 v_main_~c~0_7) (= v_main_~b~0_8 v_main_~v~0_2)) InVars {main_~b~0=v_main_~b~0_8, main_~c~0=v_main_~c~0_7} OutVars{main_~c~0=v_main_~c~0_7, main_~v~0=v_main_~v~0_2, main_~d~0=v_main_~d~0_2, main_~b~0=v_main_~b~0_8} AuxVars[] AssignedVars[main_~v~0, main_~d~0] {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 00:52:19,190 INFO L290 TraceCheckUtils]: 30: Hoare triple {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} [152] L48-3-->L48-1: Formula: (and (= (+ |v_main_#t~post8_1| 1) v_~counter~0_5) (= |v_main_#t~post8_1| v_~counter~0_6)) InVars {~counter~0=v_~counter~0_6} OutVars{main_#t~post8=|v_main_#t~post8_1|, ~counter~0=v_~counter~0_5} AuxVars[] AssignedVars[~counter~0, main_#t~post8] {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 00:52:19,191 INFO L290 TraceCheckUtils]: 31: Hoare triple {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} [155] L48-1-->L49: Formula: (< |v_main_#t~post8_5| 5) InVars {main_#t~post8=|v_main_#t~post8_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post8] {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 00:52:19,191 INFO L272 TraceCheckUtils]: 32: Hoare triple {4255#(and (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} [156] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {4283#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 00:52:19,192 INFO L290 TraceCheckUtils]: 33: Hoare triple {4283#(<= 1 |__VERIFIER_assert_#in~cond|)} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {4287#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 00:52:19,192 INFO L290 TraceCheckUtils]: 34: Hoare triple {4287#(<= 1 __VERIFIER_assert_~cond)} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {4178#false} is VALID [2022-04-08 00:52:19,192 INFO L290 TraceCheckUtils]: 35: Hoare triple {4178#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4178#false} is VALID [2022-04-08 00:52:19,193 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-04-08 00:52:19,193 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 00:52:19,401 INFO L290 TraceCheckUtils]: 35: Hoare triple {4178#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4178#false} is VALID [2022-04-08 00:52:19,403 INFO L290 TraceCheckUtils]: 34: Hoare triple {4287#(<= 1 __VERIFIER_assert_~cond)} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {4178#false} is VALID [2022-04-08 00:52:19,405 INFO L290 TraceCheckUtils]: 33: Hoare triple {4283#(<= 1 |__VERIFIER_assert_#in~cond|)} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {4287#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 00:52:19,406 INFO L272 TraceCheckUtils]: 32: Hoare triple {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [156] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {4283#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 00:52:19,406 INFO L290 TraceCheckUtils]: 31: Hoare triple {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [155] L48-1-->L49: Formula: (< |v_main_#t~post8_5| 5) InVars {main_#t~post8=|v_main_#t~post8_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post8] {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 00:52:19,407 INFO L290 TraceCheckUtils]: 30: Hoare triple {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [152] L48-3-->L48-1: Formula: (and (= (+ |v_main_#t~post8_1| 1) v_~counter~0_5) (= |v_main_#t~post8_1| v_~counter~0_6)) InVars {~counter~0=v_~counter~0_6} OutVars{main_#t~post8=|v_main_#t~post8_1|, ~counter~0=v_~counter~0_5} AuxVars[] AssignedVars[~counter~0, main_#t~post8] {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 00:52:19,407 INFO L290 TraceCheckUtils]: 29: Hoare triple {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [145] L42-->L48-3: Formula: (and (= v_main_~d~0_2 1) (<= v_main_~b~0_8 v_main_~c~0_7) (= v_main_~b~0_8 v_main_~v~0_2)) InVars {main_~b~0=v_main_~b~0_8, main_~c~0=v_main_~c~0_7} OutVars{main_~c~0=v_main_~c~0_7, main_~v~0=v_main_~v~0_2, main_~d~0=v_main_~d~0_2, main_~b~0=v_main_~b~0_8} AuxVars[] AssignedVars[main_~v~0, main_~d~0] {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 00:52:19,407 INFO L290 TraceCheckUtils]: 28: Hoare triple {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 00:52:19,408 INFO L290 TraceCheckUtils]: 27: Hoare triple {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 00:52:19,408 INFO L290 TraceCheckUtils]: 26: Hoare triple {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 00:52:19,409 INFO L290 TraceCheckUtils]: 25: Hoare triple {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 00:52:19,409 INFO L290 TraceCheckUtils]: 24: Hoare triple {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 00:52:19,409 INFO L290 TraceCheckUtils]: 23: Hoare triple {4331#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {4303#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 00:52:19,410 INFO L290 TraceCheckUtils]: 22: Hoare triple {4331#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {4331#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:19,410 INFO L290 TraceCheckUtils]: 21: Hoare triple {4331#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {4331#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:19,410 INFO L290 TraceCheckUtils]: 20: Hoare triple {4331#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {4331#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:19,411 INFO L290 TraceCheckUtils]: 19: Hoare triple {4331#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {4331#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:19,411 INFO L290 TraceCheckUtils]: 18: Hoare triple {4331#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {4331#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:19,412 INFO L290 TraceCheckUtils]: 17: Hoare triple {4331#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {4331#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:19,412 INFO L290 TraceCheckUtils]: 16: Hoare triple {4177#true} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {4331#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:19,412 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {4177#true} {4177#true} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {4177#true} is VALID [2022-04-08 00:52:19,412 INFO L290 TraceCheckUtils]: 14: Hoare triple {4177#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4177#true} is VALID [2022-04-08 00:52:19,412 INFO L290 TraceCheckUtils]: 13: Hoare triple {4177#true} [122] L8-->L8-2: 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[] {4177#true} is VALID [2022-04-08 00:52:19,412 INFO L290 TraceCheckUtils]: 12: Hoare triple {4177#true} [119] assume_abort_if_notENTRY-->L8: 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] {4177#true} is VALID [2022-04-08 00:52:19,413 INFO L272 TraceCheckUtils]: 11: Hoare triple {4177#true} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {4177#true} is VALID [2022-04-08 00:52:19,413 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {4177#true} {4177#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {4177#true} is VALID [2022-04-08 00:52:19,413 INFO L290 TraceCheckUtils]: 9: Hoare triple {4177#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4177#true} is VALID [2022-04-08 00:52:19,413 INFO L290 TraceCheckUtils]: 8: Hoare triple {4177#true} [122] L8-->L8-2: 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[] {4177#true} is VALID [2022-04-08 00:52:19,413 INFO L290 TraceCheckUtils]: 7: Hoare triple {4177#true} [119] assume_abort_if_notENTRY-->L8: 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] {4177#true} is VALID [2022-04-08 00:52:19,413 INFO L272 TraceCheckUtils]: 6: Hoare triple {4177#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {4177#true} is VALID [2022-04-08 00:52:19,413 INFO L290 TraceCheckUtils]: 5: Hoare triple {4177#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {4177#true} is VALID [2022-04-08 00:52:19,413 INFO L272 TraceCheckUtils]: 4: Hoare triple {4177#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4177#true} is VALID [2022-04-08 00:52:19,413 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4177#true} {4177#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4177#true} is VALID [2022-04-08 00:52:19,413 INFO L290 TraceCheckUtils]: 2: Hoare triple {4177#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4177#true} is VALID [2022-04-08 00:52:19,414 INFO L290 TraceCheckUtils]: 1: Hoare triple {4177#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {4177#true} is VALID [2022-04-08 00:52:19,414 INFO L272 TraceCheckUtils]: 0: Hoare triple {4177#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4177#true} is VALID [2022-04-08 00:52:19,414 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-08 00:52:19,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:19,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853680364] [2022-04-08 00:52:19,414 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:19,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1041355486] [2022-04-08 00:52:19,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1041355486] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 00:52:19,414 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 00:52:19,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 11 [2022-04-08 00:52:19,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940723339] [2022-04-08 00:52:19,415 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-08 00:52:19,415 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.0) internal successors, (44), 9 states have internal predecessors, (44), 4 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 36 [2022-04-08 00:52:19,415 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:19,415 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 11 states, 11 states have (on average 4.0) internal successors, (44), 9 states have internal predecessors, (44), 4 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:19,451 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 56 edges. 56 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:19,452 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-04-08 00:52:19,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:19,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-04-08 00:52:19,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-04-08 00:52:19,452 INFO L87 Difference]: Start difference. First operand 143 states and 187 transitions. Second operand has 11 states, 11 states have (on average 4.0) internal successors, (44), 9 states have internal predecessors, (44), 4 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:20,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:20,250 INFO L93 Difference]: Finished difference Result 178 states and 239 transitions. [2022-04-08 00:52:20,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-08 00:52:20,250 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.0) internal successors, (44), 9 states have internal predecessors, (44), 4 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 36 [2022-04-08 00:52:20,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:20,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 4.0) internal successors, (44), 9 states have internal predecessors, (44), 4 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:20,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 99 transitions. [2022-04-08 00:52:20,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 4.0) internal successors, (44), 9 states have internal predecessors, (44), 4 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:20,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 99 transitions. [2022-04-08 00:52:20,257 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 9 states and 99 transitions. [2022-04-08 00:52:20,337 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 99 edges. 99 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:20,340 INFO L225 Difference]: With dead ends: 178 [2022-04-08 00:52:20,340 INFO L226 Difference]: Without dead ends: 176 [2022-04-08 00:52:20,341 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-04-08 00:52:20,342 INFO L913 BasicCegarLoop]: 58 mSDtfsCounter, 61 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:20,343 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [69 Valid, 357 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 00:52:20,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2022-04-08 00:52:20,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 173. [2022-04-08 00:52:20,563 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:20,564 INFO L82 GeneralOperation]: Start isEquivalent. First operand 176 states. Second operand has 173 states, 127 states have (on average 1.3385826771653544) internal successors, (170), 129 states have internal predecessors, (170), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2022-04-08 00:52:20,564 INFO L74 IsIncluded]: Start isIncluded. First operand 176 states. Second operand has 173 states, 127 states have (on average 1.3385826771653544) internal successors, (170), 129 states have internal predecessors, (170), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2022-04-08 00:52:20,565 INFO L87 Difference]: Start difference. First operand 176 states. Second operand has 173 states, 127 states have (on average 1.3385826771653544) internal successors, (170), 129 states have internal predecessors, (170), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2022-04-08 00:52:20,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:20,580 INFO L93 Difference]: Finished difference Result 176 states and 237 transitions. [2022-04-08 00:52:20,580 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 237 transitions. [2022-04-08 00:52:20,580 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:20,580 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:20,581 INFO L74 IsIncluded]: Start isIncluded. First operand has 173 states, 127 states have (on average 1.3385826771653544) internal successors, (170), 129 states have internal predecessors, (170), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) Second operand 176 states. [2022-04-08 00:52:20,581 INFO L87 Difference]: Start difference. First operand has 173 states, 127 states have (on average 1.3385826771653544) internal successors, (170), 129 states have internal predecessors, (170), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) Second operand 176 states. [2022-04-08 00:52:20,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:20,584 INFO L93 Difference]: Finished difference Result 176 states and 237 transitions. [2022-04-08 00:52:20,585 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 237 transitions. [2022-04-08 00:52:20,585 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:20,585 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:20,585 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:20,585 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:20,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 127 states have (on average 1.3385826771653544) internal successors, (170), 129 states have internal predecessors, (170), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2022-04-08 00:52:20,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 234 transitions. [2022-04-08 00:52:20,589 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 234 transitions. Word has length 36 [2022-04-08 00:52:20,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:20,589 INFO L478 AbstractCegarLoop]: Abstraction has 173 states and 234 transitions. [2022-04-08 00:52:20,589 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.0) internal successors, (44), 9 states have internal predecessors, (44), 4 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:20,589 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 234 transitions. [2022-04-08 00:52:20,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-04-08 00:52:20,590 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:20,590 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 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, 1] [2022-04-08 00:52:20,609 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:20,795 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-04-08 00:52:20,796 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:20,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:20,796 INFO L85 PathProgramCache]: Analyzing trace with hash -375710268, now seen corresponding path program 1 times [2022-04-08 00:52:20,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:20,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30974758] [2022-04-08 00:52:20,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:20,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:20,810 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:20,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1414441966] [2022-04-08 00:52:20,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:20,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:20,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:20,811 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 00:52:20,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-04-08 00:52:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:20,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-08 00:52:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:20,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:21,020 INFO L272 TraceCheckUtils]: 0: Hoare triple {5257#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {5257#true} is VALID [2022-04-08 00:52:21,021 INFO L290 TraceCheckUtils]: 1: Hoare triple {5257#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,021 INFO L290 TraceCheckUtils]: 2: Hoare triple {5265#(<= ~counter~0 0)} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,022 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5265#(<= ~counter~0 0)} {5257#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,022 INFO L272 TraceCheckUtils]: 4: Hoare triple {5265#(<= ~counter~0 0)} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,023 INFO L290 TraceCheckUtils]: 5: Hoare triple {5265#(<= ~counter~0 0)} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,024 INFO L272 TraceCheckUtils]: 6: Hoare triple {5265#(<= ~counter~0 0)} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,024 INFO L290 TraceCheckUtils]: 7: Hoare triple {5265#(<= ~counter~0 0)} [119] assume_abort_if_notENTRY-->L8: 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] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,026 INFO L290 TraceCheckUtils]: 8: Hoare triple {5265#(<= ~counter~0 0)} [122] L8-->L8-2: 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[] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,027 INFO L290 TraceCheckUtils]: 9: Hoare triple {5265#(<= ~counter~0 0)} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,027 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {5265#(<= ~counter~0 0)} {5265#(<= ~counter~0 0)} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,028 INFO L272 TraceCheckUtils]: 11: Hoare triple {5265#(<= ~counter~0 0)} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,028 INFO L290 TraceCheckUtils]: 12: Hoare triple {5265#(<= ~counter~0 0)} [119] assume_abort_if_notENTRY-->L8: 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] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,028 INFO L290 TraceCheckUtils]: 13: Hoare triple {5265#(<= ~counter~0 0)} [122] L8-->L8-2: 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[] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,029 INFO L290 TraceCheckUtils]: 14: Hoare triple {5265#(<= ~counter~0 0)} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,029 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {5265#(<= ~counter~0 0)} {5265#(<= ~counter~0 0)} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,030 INFO L290 TraceCheckUtils]: 16: Hoare triple {5265#(<= ~counter~0 0)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {5265#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:21,032 INFO L290 TraceCheckUtils]: 17: Hoare triple {5265#(<= ~counter~0 0)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {5314#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:21,033 INFO L290 TraceCheckUtils]: 18: Hoare triple {5314#(<= ~counter~0 1)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {5314#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:21,033 INFO L290 TraceCheckUtils]: 19: Hoare triple {5314#(<= ~counter~0 1)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {5314#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:21,033 INFO L290 TraceCheckUtils]: 20: Hoare triple {5314#(<= ~counter~0 1)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {5324#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:21,034 INFO L290 TraceCheckUtils]: 21: Hoare triple {5324#(<= ~counter~0 2)} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {5324#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:21,034 INFO L290 TraceCheckUtils]: 22: Hoare triple {5324#(<= ~counter~0 2)} [145] L42-->L48-3: Formula: (and (= v_main_~d~0_2 1) (<= v_main_~b~0_8 v_main_~c~0_7) (= v_main_~b~0_8 v_main_~v~0_2)) InVars {main_~b~0=v_main_~b~0_8, main_~c~0=v_main_~c~0_7} OutVars{main_~c~0=v_main_~c~0_7, main_~v~0=v_main_~v~0_2, main_~d~0=v_main_~d~0_2, main_~b~0=v_main_~b~0_8} AuxVars[] AssignedVars[main_~v~0, main_~d~0] {5324#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:21,034 INFO L290 TraceCheckUtils]: 23: Hoare triple {5324#(<= ~counter~0 2)} [152] L48-3-->L48-1: Formula: (and (= (+ |v_main_#t~post8_1| 1) v_~counter~0_5) (= |v_main_#t~post8_1| v_~counter~0_6)) InVars {~counter~0=v_~counter~0_6} OutVars{main_#t~post8=|v_main_#t~post8_1|, ~counter~0=v_~counter~0_5} AuxVars[] AssignedVars[~counter~0, main_#t~post8] {5334#(<= |main_#t~post8| 2)} is VALID [2022-04-08 00:52:21,035 INFO L290 TraceCheckUtils]: 24: Hoare triple {5334#(<= |main_#t~post8| 2)} [154] L48-1-->L48-4: Formula: (not (< |v_main_#t~post8_3| 5)) InVars {main_#t~post8=|v_main_#t~post8_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post8] {5258#false} is VALID [2022-04-08 00:52:21,035 INFO L290 TraceCheckUtils]: 25: Hoare triple {5258#false} [153] L48-4-->L41-3: Formula: (and (= v_main_~k~0_1 (+ v_main_~d~0_1 v_main_~k~0_2)) (= (+ v_main_~c~0_2 (* (- 1) v_main_~v~0_1)) v_main_~c~0_1)) InVars {main_~c~0=v_main_~c~0_2, main_~v~0=v_main_~v~0_1, main_~d~0=v_main_~d~0_1, main_~k~0=v_main_~k~0_2} OutVars{main_~c~0=v_main_~c~0_1, main_~v~0=v_main_~v~0_1, main_~d~0=v_main_~d~0_1, main_~k~0=v_main_~k~0_1} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {5258#false} is VALID [2022-04-08 00:52:21,035 INFO L290 TraceCheckUtils]: 26: Hoare triple {5258#false} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {5258#false} is VALID [2022-04-08 00:52:21,035 INFO L290 TraceCheckUtils]: 27: Hoare triple {5258#false} [142] L41-1-->L41-4: Formula: (not (< |v_main_#t~post7_3| 5)) InVars {main_#t~post7=|v_main_#t~post7_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {5258#false} is VALID [2022-04-08 00:52:21,035 INFO L290 TraceCheckUtils]: 28: Hoare triple {5258#false} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {5258#false} is VALID [2022-04-08 00:52:21,035 INFO L290 TraceCheckUtils]: 29: Hoare triple {5258#false} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {5258#false} is VALID [2022-04-08 00:52:21,035 INFO L290 TraceCheckUtils]: 30: Hoare triple {5258#false} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {5258#false} is VALID [2022-04-08 00:52:21,035 INFO L290 TraceCheckUtils]: 31: Hoare triple {5258#false} [131] L35-->L34-4: Formula: (= v_main_~b~0_5 0) InVars {main_~b~0=v_main_~b~0_5} OutVars{main_~b~0=v_main_~b~0_5} AuxVars[] AssignedVars[] {5258#false} is VALID [2022-04-08 00:52:21,036 INFO L272 TraceCheckUtils]: 32: Hoare triple {5258#false} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {5258#false} is VALID [2022-04-08 00:52:21,036 INFO L290 TraceCheckUtils]: 33: Hoare triple {5258#false} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {5258#false} is VALID [2022-04-08 00:52:21,036 INFO L290 TraceCheckUtils]: 34: Hoare triple {5258#false} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {5258#false} is VALID [2022-04-08 00:52:21,036 INFO L290 TraceCheckUtils]: 35: Hoare triple {5258#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {5258#false} is VALID [2022-04-08 00:52:21,036 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-08 00:52:21,036 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 00:52:21,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:21,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30974758] [2022-04-08 00:52:21,037 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:21,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414441966] [2022-04-08 00:52:21,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414441966] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 00:52:21,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 00:52:21,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 00:52:21,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630132604] [2022-04-08 00:52:21,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 00:52:21,038 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) Word has length 36 [2022-04-08 00:52:21,038 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:21,038 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:21,065 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:21,065 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 00:52:21,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:21,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 00:52:21,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-04-08 00:52:21,066 INFO L87 Difference]: Start difference. First operand 173 states and 234 transitions. Second operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:21,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:21,316 INFO L93 Difference]: Finished difference Result 240 states and 327 transitions. [2022-04-08 00:52:21,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 00:52:21,316 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) Word has length 36 [2022-04-08 00:52:21,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:21,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:21,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 88 transitions. [2022-04-08 00:52:21,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:21,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 88 transitions. [2022-04-08 00:52:21,318 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 88 transitions. [2022-04-08 00:52:21,387 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 88 edges. 88 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:21,389 INFO L225 Difference]: With dead ends: 240 [2022-04-08 00:52:21,389 INFO L226 Difference]: Without dead ends: 173 [2022-04-08 00:52:21,390 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-04-08 00:52:21,390 INFO L913 BasicCegarLoop]: 41 mSDtfsCounter, 16 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:21,390 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 115 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 00:52:21,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2022-04-08 00:52:21,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2022-04-08 00:52:21,566 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:21,567 INFO L82 GeneralOperation]: Start isEquivalent. First operand 173 states. Second operand has 173 states, 127 states have (on average 1.330708661417323) internal successors, (169), 129 states have internal predecessors, (169), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2022-04-08 00:52:21,567 INFO L74 IsIncluded]: Start isIncluded. First operand 173 states. Second operand has 173 states, 127 states have (on average 1.330708661417323) internal successors, (169), 129 states have internal predecessors, (169), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2022-04-08 00:52:21,567 INFO L87 Difference]: Start difference. First operand 173 states. Second operand has 173 states, 127 states have (on average 1.330708661417323) internal successors, (169), 129 states have internal predecessors, (169), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2022-04-08 00:52:21,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:21,570 INFO L93 Difference]: Finished difference Result 173 states and 233 transitions. [2022-04-08 00:52:21,570 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 233 transitions. [2022-04-08 00:52:21,571 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:21,571 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:21,571 INFO L74 IsIncluded]: Start isIncluded. First operand has 173 states, 127 states have (on average 1.330708661417323) internal successors, (169), 129 states have internal predecessors, (169), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) Second operand 173 states. [2022-04-08 00:52:21,571 INFO L87 Difference]: Start difference. First operand has 173 states, 127 states have (on average 1.330708661417323) internal successors, (169), 129 states have internal predecessors, (169), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) Second operand 173 states. [2022-04-08 00:52:21,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:21,575 INFO L93 Difference]: Finished difference Result 173 states and 233 transitions. [2022-04-08 00:52:21,575 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 233 transitions. [2022-04-08 00:52:21,575 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:21,575 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:21,575 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:21,575 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:21,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 127 states have (on average 1.330708661417323) internal successors, (169), 129 states have internal predecessors, (169), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2022-04-08 00:52:21,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 233 transitions. [2022-04-08 00:52:21,579 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 233 transitions. Word has length 36 [2022-04-08 00:52:21,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:21,579 INFO L478 AbstractCegarLoop]: Abstraction has 173 states and 233 transitions. [2022-04-08 00:52:21,579 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-08 00:52:21,579 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 233 transitions. [2022-04-08 00:52:21,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-04-08 00:52:21,591 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:21,591 INFO L499 BasicCegarLoop]: trace histogram [3, 2, 2, 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, 1, 1, 1] [2022-04-08 00:52:21,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:21,808 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-04-08 00:52:21,808 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:21,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:21,808 INFO L85 PathProgramCache]: Analyzing trace with hash -344890017, now seen corresponding path program 1 times [2022-04-08 00:52:21,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:21,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465813056] [2022-04-08 00:52:21,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:21,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:21,819 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:21,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [9008218] [2022-04-08 00:52:21,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:21,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:21,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:21,831 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 00:52:21,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-04-08 00:52:21,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:21,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-08 00:52:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:21,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:21,967 INFO L272 TraceCheckUtils]: 0: Hoare triple {6300#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {6300#true} is VALID [2022-04-08 00:52:21,967 INFO L290 TraceCheckUtils]: 1: Hoare triple {6300#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {6300#true} is VALID [2022-04-08 00:52:21,968 INFO L290 TraceCheckUtils]: 2: Hoare triple {6300#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {6300#true} is VALID [2022-04-08 00:52:21,968 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {6300#true} {6300#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {6300#true} is VALID [2022-04-08 00:52:21,968 INFO L272 TraceCheckUtils]: 4: Hoare triple {6300#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {6300#true} is VALID [2022-04-08 00:52:21,968 INFO L290 TraceCheckUtils]: 5: Hoare triple {6300#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {6300#true} is VALID [2022-04-08 00:52:21,968 INFO L272 TraceCheckUtils]: 6: Hoare triple {6300#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {6300#true} is VALID [2022-04-08 00:52:21,968 INFO L290 TraceCheckUtils]: 7: Hoare triple {6300#true} [119] assume_abort_if_notENTRY-->L8: 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] {6300#true} is VALID [2022-04-08 00:52:21,968 INFO L290 TraceCheckUtils]: 8: Hoare triple {6300#true} [122] L8-->L8-2: 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[] {6300#true} is VALID [2022-04-08 00:52:21,968 INFO L290 TraceCheckUtils]: 9: Hoare triple {6300#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {6300#true} is VALID [2022-04-08 00:52:21,968 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {6300#true} {6300#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {6300#true} is VALID [2022-04-08 00:52:21,968 INFO L272 TraceCheckUtils]: 11: Hoare triple {6300#true} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {6300#true} is VALID [2022-04-08 00:52:21,969 INFO L290 TraceCheckUtils]: 12: Hoare triple {6300#true} [119] assume_abort_if_notENTRY-->L8: 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] {6300#true} is VALID [2022-04-08 00:52:21,969 INFO L290 TraceCheckUtils]: 13: Hoare triple {6300#true} [122] L8-->L8-2: 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[] {6300#true} is VALID [2022-04-08 00:52:21,969 INFO L290 TraceCheckUtils]: 14: Hoare triple {6300#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {6300#true} is VALID [2022-04-08 00:52:21,969 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {6300#true} {6300#true} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {6300#true} is VALID [2022-04-08 00:52:21,969 INFO L290 TraceCheckUtils]: 16: Hoare triple {6300#true} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {6300#true} is VALID [2022-04-08 00:52:21,969 INFO L290 TraceCheckUtils]: 17: Hoare triple {6300#true} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {6300#true} is VALID [2022-04-08 00:52:21,969 INFO L290 TraceCheckUtils]: 18: Hoare triple {6300#true} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {6300#true} is VALID [2022-04-08 00:52:21,970 INFO L290 TraceCheckUtils]: 19: Hoare triple {6300#true} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} is VALID [2022-04-08 00:52:21,970 INFO L290 TraceCheckUtils]: 20: Hoare triple {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} is VALID [2022-04-08 00:52:21,970 INFO L290 TraceCheckUtils]: 21: Hoare triple {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} is VALID [2022-04-08 00:52:21,971 INFO L290 TraceCheckUtils]: 22: Hoare triple {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} [145] L42-->L48-3: Formula: (and (= v_main_~d~0_2 1) (<= v_main_~b~0_8 v_main_~c~0_7) (= v_main_~b~0_8 v_main_~v~0_2)) InVars {main_~b~0=v_main_~b~0_8, main_~c~0=v_main_~c~0_7} OutVars{main_~c~0=v_main_~c~0_7, main_~v~0=v_main_~v~0_2, main_~d~0=v_main_~d~0_2, main_~b~0=v_main_~b~0_8} AuxVars[] AssignedVars[main_~v~0, main_~d~0] {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} is VALID [2022-04-08 00:52:21,971 INFO L290 TraceCheckUtils]: 23: Hoare triple {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} [152] L48-3-->L48-1: Formula: (and (= (+ |v_main_#t~post8_1| 1) v_~counter~0_5) (= |v_main_#t~post8_1| v_~counter~0_6)) InVars {~counter~0=v_~counter~0_6} OutVars{main_#t~post8=|v_main_#t~post8_1|, ~counter~0=v_~counter~0_5} AuxVars[] AssignedVars[~counter~0, main_#t~post8] {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} is VALID [2022-04-08 00:52:21,971 INFO L290 TraceCheckUtils]: 24: Hoare triple {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} [155] L48-1-->L49: Formula: (< |v_main_#t~post8_5| 5) InVars {main_#t~post8=|v_main_#t~post8_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post8] {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} is VALID [2022-04-08 00:52:21,972 INFO L272 TraceCheckUtils]: 25: Hoare triple {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} [156] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {6300#true} is VALID [2022-04-08 00:52:21,972 INFO L290 TraceCheckUtils]: 26: Hoare triple {6300#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {6300#true} is VALID [2022-04-08 00:52:21,972 INFO L290 TraceCheckUtils]: 27: Hoare triple {6300#true} [135] L11-->L11-2: Formula: (not (= 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[] {6300#true} is VALID [2022-04-08 00:52:21,972 INFO L290 TraceCheckUtils]: 28: Hoare triple {6300#true} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {6300#true} is VALID [2022-04-08 00:52:21,972 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {6300#true} {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} [161] __VERIFIER_assertEXIT-->L49-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} is VALID [2022-04-08 00:52:21,972 INFO L272 TraceCheckUtils]: 30: Hoare triple {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} [146] L49-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* v_main_~x~0_11 v_main_~q~0_7) (* v_main_~y~0_11 v_main_~s~0_7)) v_main_~b~0_12) 1 0)) InVars {main_~q~0=v_main_~q~0_7, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_7} 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, main_~b~0, main_~s~0] {6300#true} is VALID [2022-04-08 00:52:21,973 INFO L290 TraceCheckUtils]: 31: Hoare triple {6300#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {6300#true} is VALID [2022-04-08 00:52:21,973 INFO L290 TraceCheckUtils]: 32: Hoare triple {6300#true} [135] L11-->L11-2: Formula: (not (= 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[] {6300#true} is VALID [2022-04-08 00:52:21,973 INFO L290 TraceCheckUtils]: 33: Hoare triple {6300#true} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {6300#true} is VALID [2022-04-08 00:52:21,973 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {6300#true} {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} [162] __VERIFIER_assertEXIT-->L50: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* v_main_~x~0_11 v_main_~q~0_7) (* v_main_~y~0_11 v_main_~s~0_7)) v_main_~b~0_12) 1 0)) InVars {main_~q~0=v_main_~q~0_7, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_7} 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, main_~b~0, main_~s~0] {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} is VALID [2022-04-08 00:52:21,974 INFO L272 TraceCheckUtils]: 35: Hoare triple {6362#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} [147] L50-->__VERIFIER_assertENTRY: Formula: (= (ite (= v_main_~a~0_9 (+ (* v_main_~k~0_7 v_main_~b~0_13) v_main_~c~0_11)) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~c~0=v_main_~c~0_11, main_~b~0=v_main_~b~0_13, main_~k~0=v_main_~k~0_7, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~k~0, main_~c~0, main_~b~0, main_~a~0] {6411#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 00:52:21,974 INFO L290 TraceCheckUtils]: 36: Hoare triple {6411#(<= 1 |__VERIFIER_assert_#in~cond|)} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {6415#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 00:52:21,974 INFO L290 TraceCheckUtils]: 37: Hoare triple {6415#(<= 1 __VERIFIER_assert_~cond)} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {6301#false} is VALID [2022-04-08 00:52:21,974 INFO L290 TraceCheckUtils]: 38: Hoare triple {6301#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {6301#false} is VALID [2022-04-08 00:52:21,975 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-04-08 00:52:21,975 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 00:52:21,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:21,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465813056] [2022-04-08 00:52:21,975 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:21,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [9008218] [2022-04-08 00:52:21,975 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [9008218] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 00:52:21,975 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 00:52:21,975 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 00:52:21,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456033650] [2022-04-08 00:52:21,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 00:52:21,976 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2022-04-08 00:52:21,976 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:21,976 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:21,994 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:21,994 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 00:52:21,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:21,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 00:52:21,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-08 00:52:21,995 INFO L87 Difference]: Start difference. First operand 173 states and 233 transitions. Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:22,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:22,365 INFO L93 Difference]: Finished difference Result 238 states and 333 transitions. [2022-04-08 00:52:22,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 00:52:22,366 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2022-04-08 00:52:22,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:22,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:22,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 70 transitions. [2022-04-08 00:52:22,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:22,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 70 transitions. [2022-04-08 00:52:22,368 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 70 transitions. [2022-04-08 00:52:22,433 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:22,436 INFO L225 Difference]: With dead ends: 238 [2022-04-08 00:52:22,436 INFO L226 Difference]: Without dead ends: 236 [2022-04-08 00:52:22,437 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-08 00:52:22,437 INFO L913 BasicCegarLoop]: 43 mSDtfsCounter, 10 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:22,437 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 150 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 00:52:22,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2022-04-08 00:52:22,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 229. [2022-04-08 00:52:22,684 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:22,684 INFO L82 GeneralOperation]: Start isEquivalent. First operand 236 states. Second operand has 229 states, 160 states have (on average 1.3625) internal successors, (218), 162 states have internal predecessors, (218), 53 states have call successors, (53), 16 states have call predecessors, (53), 15 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) [2022-04-08 00:52:22,685 INFO L74 IsIncluded]: Start isIncluded. First operand 236 states. Second operand has 229 states, 160 states have (on average 1.3625) internal successors, (218), 162 states have internal predecessors, (218), 53 states have call successors, (53), 16 states have call predecessors, (53), 15 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) [2022-04-08 00:52:22,685 INFO L87 Difference]: Start difference. First operand 236 states. Second operand has 229 states, 160 states have (on average 1.3625) internal successors, (218), 162 states have internal predecessors, (218), 53 states have call successors, (53), 16 states have call predecessors, (53), 15 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) [2022-04-08 00:52:22,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:22,690 INFO L93 Difference]: Finished difference Result 236 states and 329 transitions. [2022-04-08 00:52:22,690 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 329 transitions. [2022-04-08 00:52:22,690 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:22,691 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:22,692 INFO L74 IsIncluded]: Start isIncluded. First operand has 229 states, 160 states have (on average 1.3625) internal successors, (218), 162 states have internal predecessors, (218), 53 states have call successors, (53), 16 states have call predecessors, (53), 15 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) Second operand 236 states. [2022-04-08 00:52:22,693 INFO L87 Difference]: Start difference. First operand has 229 states, 160 states have (on average 1.3625) internal successors, (218), 162 states have internal predecessors, (218), 53 states have call successors, (53), 16 states have call predecessors, (53), 15 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) Second operand 236 states. [2022-04-08 00:52:22,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:22,698 INFO L93 Difference]: Finished difference Result 236 states and 329 transitions. [2022-04-08 00:52:22,699 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 329 transitions. [2022-04-08 00:52:22,699 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:22,699 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:22,699 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:22,699 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:22,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 160 states have (on average 1.3625) internal successors, (218), 162 states have internal predecessors, (218), 53 states have call successors, (53), 16 states have call predecessors, (53), 15 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) [2022-04-08 00:52:22,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 322 transitions. [2022-04-08 00:52:22,707 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 322 transitions. Word has length 39 [2022-04-08 00:52:22,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:22,707 INFO L478 AbstractCegarLoop]: Abstraction has 229 states and 322 transitions. [2022-04-08 00:52:22,707 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:22,707 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 322 transitions. [2022-04-08 00:52:22,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-04-08 00:52:22,708 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:22,708 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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] [2022-04-08 00:52:22,727 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:22,916 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-04-08 00:52:22,916 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:22,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:22,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1057809952, now seen corresponding path program 1 times [2022-04-08 00:52:22,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:22,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135250637] [2022-04-08 00:52:22,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:22,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:22,927 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:22,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [629967571] [2022-04-08 00:52:22,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:22,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:22,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:22,940 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 00:52:22,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-04-08 00:52:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:22,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 31 conjunts are in the unsatisfiable core [2022-04-08 00:52:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:23,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:23,297 INFO L272 TraceCheckUtils]: 0: Hoare triple {7568#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7568#true} is VALID [2022-04-08 00:52:23,298 INFO L290 TraceCheckUtils]: 1: Hoare triple {7568#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {7568#true} is VALID [2022-04-08 00:52:23,298 INFO L290 TraceCheckUtils]: 2: Hoare triple {7568#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7568#true} is VALID [2022-04-08 00:52:23,298 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7568#true} {7568#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7568#true} is VALID [2022-04-08 00:52:23,298 INFO L272 TraceCheckUtils]: 4: Hoare triple {7568#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7568#true} is VALID [2022-04-08 00:52:23,298 INFO L290 TraceCheckUtils]: 5: Hoare triple {7568#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {7568#true} is VALID [2022-04-08 00:52:23,298 INFO L272 TraceCheckUtils]: 6: Hoare triple {7568#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {7568#true} is VALID [2022-04-08 00:52:23,298 INFO L290 TraceCheckUtils]: 7: Hoare triple {7568#true} [119] assume_abort_if_notENTRY-->L8: 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] {7568#true} is VALID [2022-04-08 00:52:23,298 INFO L290 TraceCheckUtils]: 8: Hoare triple {7568#true} [122] L8-->L8-2: 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[] {7568#true} is VALID [2022-04-08 00:52:23,299 INFO L290 TraceCheckUtils]: 9: Hoare triple {7568#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7568#true} is VALID [2022-04-08 00:52:23,299 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {7568#true} {7568#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {7568#true} is VALID [2022-04-08 00:52:23,299 INFO L272 TraceCheckUtils]: 11: Hoare triple {7568#true} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {7568#true} is VALID [2022-04-08 00:52:23,299 INFO L290 TraceCheckUtils]: 12: Hoare triple {7568#true} [119] assume_abort_if_notENTRY-->L8: 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] {7568#true} is VALID [2022-04-08 00:52:23,299 INFO L290 TraceCheckUtils]: 13: Hoare triple {7568#true} [122] L8-->L8-2: 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[] {7568#true} is VALID [2022-04-08 00:52:23,299 INFO L290 TraceCheckUtils]: 14: Hoare triple {7568#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7568#true} is VALID [2022-04-08 00:52:23,299 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {7568#true} {7568#true} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {7568#true} is VALID [2022-04-08 00:52:23,300 INFO L290 TraceCheckUtils]: 16: Hoare triple {7568#true} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {7621#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:23,300 INFO L290 TraceCheckUtils]: 17: Hoare triple {7621#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {7621#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:23,301 INFO L290 TraceCheckUtils]: 18: Hoare triple {7621#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {7621#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:23,301 INFO L290 TraceCheckUtils]: 19: Hoare triple {7621#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {7631#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:23,301 INFO L290 TraceCheckUtils]: 20: Hoare triple {7631#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {7631#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:23,302 INFO L290 TraceCheckUtils]: 21: Hoare triple {7631#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {7631#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:23,302 INFO L290 TraceCheckUtils]: 22: Hoare triple {7631#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {7631#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:23,303 INFO L290 TraceCheckUtils]: 23: Hoare triple {7631#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 00:52:23,303 INFO L290 TraceCheckUtils]: 24: Hoare triple {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 00:52:23,304 INFO L290 TraceCheckUtils]: 25: Hoare triple {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 00:52:23,304 INFO L290 TraceCheckUtils]: 26: Hoare triple {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 00:52:23,305 INFO L290 TraceCheckUtils]: 27: Hoare triple {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 00:52:23,305 INFO L290 TraceCheckUtils]: 28: Hoare triple {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 00:52:23,305 INFO L290 TraceCheckUtils]: 29: Hoare triple {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} [145] L42-->L48-3: Formula: (and (= v_main_~d~0_2 1) (<= v_main_~b~0_8 v_main_~c~0_7) (= v_main_~b~0_8 v_main_~v~0_2)) InVars {main_~b~0=v_main_~b~0_8, main_~c~0=v_main_~c~0_7} OutVars{main_~c~0=v_main_~c~0_7, main_~v~0=v_main_~v~0_2, main_~d~0=v_main_~d~0_2, main_~b~0=v_main_~b~0_8} AuxVars[] AssignedVars[main_~v~0, main_~d~0] {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 00:52:23,306 INFO L290 TraceCheckUtils]: 30: Hoare triple {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} [152] L48-3-->L48-1: Formula: (and (= (+ |v_main_#t~post8_1| 1) v_~counter~0_5) (= |v_main_#t~post8_1| v_~counter~0_6)) InVars {~counter~0=v_~counter~0_6} OutVars{main_#t~post8=|v_main_#t~post8_1|, ~counter~0=v_~counter~0_5} AuxVars[] AssignedVars[~counter~0, main_#t~post8] {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 00:52:23,306 INFO L290 TraceCheckUtils]: 31: Hoare triple {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} [155] L48-1-->L49: Formula: (< |v_main_#t~post8_5| 5) InVars {main_#t~post8=|v_main_#t~post8_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post8] {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 00:52:23,306 INFO L272 TraceCheckUtils]: 32: Hoare triple {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} [156] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {7568#true} is VALID [2022-04-08 00:52:23,307 INFO L290 TraceCheckUtils]: 33: Hoare triple {7568#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {7568#true} is VALID [2022-04-08 00:52:23,307 INFO L290 TraceCheckUtils]: 34: Hoare triple {7568#true} [135] L11-->L11-2: Formula: (not (= 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[] {7568#true} is VALID [2022-04-08 00:52:23,307 INFO L290 TraceCheckUtils]: 35: Hoare triple {7568#true} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7568#true} is VALID [2022-04-08 00:52:23,307 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {7568#true} {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} [161] __VERIFIER_assertEXIT-->L49-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 00:52:23,308 INFO L272 TraceCheckUtils]: 37: Hoare triple {7644#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} [146] L49-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* v_main_~x~0_11 v_main_~q~0_7) (* v_main_~y~0_11 v_main_~s~0_7)) v_main_~b~0_12) 1 0)) InVars {main_~q~0=v_main_~q~0_7, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_7} 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, main_~b~0, main_~s~0] {7687#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 00:52:23,309 INFO L290 TraceCheckUtils]: 38: Hoare triple {7687#(<= 1 |__VERIFIER_assert_#in~cond|)} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {7691#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 00:52:23,309 INFO L290 TraceCheckUtils]: 39: Hoare triple {7691#(<= 1 __VERIFIER_assert_~cond)} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {7569#false} is VALID [2022-04-08 00:52:23,309 INFO L290 TraceCheckUtils]: 40: Hoare triple {7569#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7569#false} is VALID [2022-04-08 00:52:23,309 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-08 00:52:23,309 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 00:52:23,572 INFO L290 TraceCheckUtils]: 40: Hoare triple {7569#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7569#false} is VALID [2022-04-08 00:52:23,573 INFO L290 TraceCheckUtils]: 39: Hoare triple {7691#(<= 1 __VERIFIER_assert_~cond)} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {7569#false} is VALID [2022-04-08 00:52:23,573 INFO L290 TraceCheckUtils]: 38: Hoare triple {7687#(<= 1 |__VERIFIER_assert_#in~cond|)} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {7691#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 00:52:23,574 INFO L272 TraceCheckUtils]: 37: Hoare triple {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [146] L49-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* v_main_~x~0_11 v_main_~q~0_7) (* v_main_~y~0_11 v_main_~s~0_7)) v_main_~b~0_12) 1 0)) InVars {main_~q~0=v_main_~q~0_7, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_7} 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, main_~b~0, main_~s~0] {7687#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 00:52:23,576 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {7568#true} {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [161] __VERIFIER_assertEXIT-->L49-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:23,576 INFO L290 TraceCheckUtils]: 35: Hoare triple {7568#true} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7568#true} is VALID [2022-04-08 00:52:23,576 INFO L290 TraceCheckUtils]: 34: Hoare triple {7568#true} [135] L11-->L11-2: Formula: (not (= 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[] {7568#true} is VALID [2022-04-08 00:52:23,576 INFO L290 TraceCheckUtils]: 33: Hoare triple {7568#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {7568#true} is VALID [2022-04-08 00:52:23,576 INFO L272 TraceCheckUtils]: 32: Hoare triple {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [156] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {7568#true} is VALID [2022-04-08 00:52:23,576 INFO L290 TraceCheckUtils]: 31: Hoare triple {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [155] L48-1-->L49: Formula: (< |v_main_#t~post8_5| 5) InVars {main_#t~post8=|v_main_#t~post8_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post8] {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:23,577 INFO L290 TraceCheckUtils]: 30: Hoare triple {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [152] L48-3-->L48-1: Formula: (and (= (+ |v_main_#t~post8_1| 1) v_~counter~0_5) (= |v_main_#t~post8_1| v_~counter~0_6)) InVars {~counter~0=v_~counter~0_6} OutVars{main_#t~post8=|v_main_#t~post8_1|, ~counter~0=v_~counter~0_5} AuxVars[] AssignedVars[~counter~0, main_#t~post8] {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:23,577 INFO L290 TraceCheckUtils]: 29: Hoare triple {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [145] L42-->L48-3: Formula: (and (= v_main_~d~0_2 1) (<= v_main_~b~0_8 v_main_~c~0_7) (= v_main_~b~0_8 v_main_~v~0_2)) InVars {main_~b~0=v_main_~b~0_8, main_~c~0=v_main_~c~0_7} OutVars{main_~c~0=v_main_~c~0_7, main_~v~0=v_main_~v~0_2, main_~d~0=v_main_~d~0_2, main_~b~0=v_main_~b~0_8} AuxVars[] AssignedVars[main_~v~0, main_~d~0] {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:23,578 INFO L290 TraceCheckUtils]: 28: Hoare triple {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:23,578 INFO L290 TraceCheckUtils]: 27: Hoare triple {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:23,578 INFO L290 TraceCheckUtils]: 26: Hoare triple {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:23,579 INFO L290 TraceCheckUtils]: 25: Hoare triple {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:23,579 INFO L290 TraceCheckUtils]: 24: Hoare triple {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 00:52:25,581 WARN L290 TraceCheckUtils]: 23: Hoare triple {7750#(= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {7707#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is UNKNOWN [2022-04-08 00:52:25,582 INFO L290 TraceCheckUtils]: 22: Hoare triple {7750#(= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {7750#(= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)} is VALID [2022-04-08 00:52:25,582 INFO L290 TraceCheckUtils]: 21: Hoare triple {7750#(= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {7750#(= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)} is VALID [2022-04-08 00:52:25,582 INFO L290 TraceCheckUtils]: 20: Hoare triple {7750#(= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {7750#(= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)} is VALID [2022-04-08 00:52:25,583 INFO L290 TraceCheckUtils]: 19: Hoare triple {7763#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {7750#(= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)} is VALID [2022-04-08 00:52:25,585 INFO L290 TraceCheckUtils]: 18: Hoare triple {7763#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {7763#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 00:52:25,585 INFO L290 TraceCheckUtils]: 17: Hoare triple {7763#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {7763#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 00:52:25,585 INFO L290 TraceCheckUtils]: 16: Hoare triple {7568#true} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {7763#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 00:52:25,586 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {7568#true} {7568#true} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {7568#true} is VALID [2022-04-08 00:52:25,586 INFO L290 TraceCheckUtils]: 14: Hoare triple {7568#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7568#true} is VALID [2022-04-08 00:52:25,586 INFO L290 TraceCheckUtils]: 13: Hoare triple {7568#true} [122] L8-->L8-2: 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[] {7568#true} is VALID [2022-04-08 00:52:25,586 INFO L290 TraceCheckUtils]: 12: Hoare triple {7568#true} [119] assume_abort_if_notENTRY-->L8: 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] {7568#true} is VALID [2022-04-08 00:52:25,586 INFO L272 TraceCheckUtils]: 11: Hoare triple {7568#true} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {7568#true} is VALID [2022-04-08 00:52:25,586 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {7568#true} {7568#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {7568#true} is VALID [2022-04-08 00:52:25,586 INFO L290 TraceCheckUtils]: 9: Hoare triple {7568#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7568#true} is VALID [2022-04-08 00:52:25,586 INFO L290 TraceCheckUtils]: 8: Hoare triple {7568#true} [122] L8-->L8-2: 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[] {7568#true} is VALID [2022-04-08 00:52:25,586 INFO L290 TraceCheckUtils]: 7: Hoare triple {7568#true} [119] assume_abort_if_notENTRY-->L8: 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] {7568#true} is VALID [2022-04-08 00:52:25,586 INFO L272 TraceCheckUtils]: 6: Hoare triple {7568#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {7568#true} is VALID [2022-04-08 00:52:25,586 INFO L290 TraceCheckUtils]: 5: Hoare triple {7568#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {7568#true} is VALID [2022-04-08 00:52:25,587 INFO L272 TraceCheckUtils]: 4: Hoare triple {7568#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7568#true} is VALID [2022-04-08 00:52:25,587 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7568#true} {7568#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7568#true} is VALID [2022-04-08 00:52:25,587 INFO L290 TraceCheckUtils]: 2: Hoare triple {7568#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7568#true} is VALID [2022-04-08 00:52:25,587 INFO L290 TraceCheckUtils]: 1: Hoare triple {7568#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {7568#true} is VALID [2022-04-08 00:52:25,587 INFO L272 TraceCheckUtils]: 0: Hoare triple {7568#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7568#true} is VALID [2022-04-08 00:52:25,587 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-08 00:52:25,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:25,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135250637] [2022-04-08 00:52:25,587 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:25,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629967571] [2022-04-08 00:52:25,588 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [629967571] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 00:52:25,588 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 00:52:25,588 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2022-04-08 00:52:25,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590417044] [2022-04-08 00:52:25,588 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-08 00:52:25,588 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 9 states have internal predecessors, (44), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 41 [2022-04-08 00:52:25,588 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:25,589 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 10 states, 10 states have (on average 4.4) internal successors, (44), 9 states have internal predecessors, (44), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-08 00:52:25,829 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:25,829 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-04-08 00:52:25,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:25,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-04-08 00:52:25,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-04-08 00:52:25,830 INFO L87 Difference]: Start difference. First operand 229 states and 322 transitions. Second operand has 10 states, 10 states have (on average 4.4) internal successors, (44), 9 states have internal predecessors, (44), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-08 00:52:28,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:28,130 INFO L93 Difference]: Finished difference Result 391 states and 576 transitions. [2022-04-08 00:52:28,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-04-08 00:52:28,130 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 9 states have internal predecessors, (44), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 41 [2022-04-08 00:52:28,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:28,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 4.4) internal successors, (44), 9 states have internal predecessors, (44), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-08 00:52:28,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 252 transitions. [2022-04-08 00:52:28,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 4.4) internal successors, (44), 9 states have internal predecessors, (44), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-08 00:52:28,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 252 transitions. [2022-04-08 00:52:28,135 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 13 states and 252 transitions. [2022-04-08 00:52:28,698 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 252 edges. 252 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:28,708 INFO L225 Difference]: With dead ends: 391 [2022-04-08 00:52:28,708 INFO L226 Difference]: Without dead ends: 389 [2022-04-08 00:52:28,708 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 72 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2022-04-08 00:52:28,709 INFO L913 BasicCegarLoop]: 66 mSDtfsCounter, 162 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:28,709 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [169 Valid, 318 Invalid, 419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-04-08 00:52:28,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2022-04-08 00:52:29,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 376. [2022-04-08 00:52:29,103 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:29,104 INFO L82 GeneralOperation]: Start isEquivalent. First operand 389 states. Second operand has 376 states, 265 states have (on average 1.4226415094339622) internal successors, (377), 267 states have internal predecessors, (377), 93 states have call successors, (93), 18 states have call predecessors, (93), 17 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2022-04-08 00:52:29,104 INFO L74 IsIncluded]: Start isIncluded. First operand 389 states. Second operand has 376 states, 265 states have (on average 1.4226415094339622) internal successors, (377), 267 states have internal predecessors, (377), 93 states have call successors, (93), 18 states have call predecessors, (93), 17 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2022-04-08 00:52:29,105 INFO L87 Difference]: Start difference. First operand 389 states. Second operand has 376 states, 265 states have (on average 1.4226415094339622) internal successors, (377), 267 states have internal predecessors, (377), 93 states have call successors, (93), 18 states have call predecessors, (93), 17 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2022-04-08 00:52:29,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:29,115 INFO L93 Difference]: Finished difference Result 389 states and 574 transitions. [2022-04-08 00:52:29,115 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 574 transitions. [2022-04-08 00:52:29,116 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:29,116 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:29,117 INFO L74 IsIncluded]: Start isIncluded. First operand has 376 states, 265 states have (on average 1.4226415094339622) internal successors, (377), 267 states have internal predecessors, (377), 93 states have call successors, (93), 18 states have call predecessors, (93), 17 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) Second operand 389 states. [2022-04-08 00:52:29,119 INFO L87 Difference]: Start difference. First operand has 376 states, 265 states have (on average 1.4226415094339622) internal successors, (377), 267 states have internal predecessors, (377), 93 states have call successors, (93), 18 states have call predecessors, (93), 17 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) Second operand 389 states. [2022-04-08 00:52:29,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:29,142 INFO L93 Difference]: Finished difference Result 389 states and 574 transitions. [2022-04-08 00:52:29,142 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 574 transitions. [2022-04-08 00:52:29,143 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:29,143 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:29,143 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:29,143 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:29,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 376 states, 265 states have (on average 1.4226415094339622) internal successors, (377), 267 states have internal predecessors, (377), 93 states have call successors, (93), 18 states have call predecessors, (93), 17 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2022-04-08 00:52:29,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 561 transitions. [2022-04-08 00:52:29,157 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 561 transitions. Word has length 41 [2022-04-08 00:52:29,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:29,158 INFO L478 AbstractCegarLoop]: Abstraction has 376 states and 561 transitions. [2022-04-08 00:52:29,158 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 9 states have internal predecessors, (44), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-08 00:52:29,158 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 561 transitions. [2022-04-08 00:52:29,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-04-08 00:52:29,159 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:29,159 INFO L499 BasicCegarLoop]: trace histogram [4, 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, 1, 1, 1, 1, 1] [2022-04-08 00:52:29,176 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:29,367 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-04-08 00:52:29,367 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:29,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:29,368 INFO L85 PathProgramCache]: Analyzing trace with hash -800046763, now seen corresponding path program 1 times [2022-04-08 00:52:29,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:29,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056369506] [2022-04-08 00:52:29,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:29,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:29,379 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:29,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1241775421] [2022-04-08 00:52:29,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:29,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:29,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:29,380 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 00:52:29,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-04-08 00:52:29,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:29,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-08 00:52:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:29,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:29,545 INFO L272 TraceCheckUtils]: 0: Hoare triple {9735#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9735#true} is VALID [2022-04-08 00:52:29,546 INFO L290 TraceCheckUtils]: 1: Hoare triple {9735#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {9735#true} is VALID [2022-04-08 00:52:29,546 INFO L290 TraceCheckUtils]: 2: Hoare triple {9735#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9735#true} is VALID [2022-04-08 00:52:29,546 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {9735#true} {9735#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9735#true} is VALID [2022-04-08 00:52:29,546 INFO L272 TraceCheckUtils]: 4: Hoare triple {9735#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9735#true} is VALID [2022-04-08 00:52:29,546 INFO L290 TraceCheckUtils]: 5: Hoare triple {9735#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {9735#true} is VALID [2022-04-08 00:52:29,546 INFO L272 TraceCheckUtils]: 6: Hoare triple {9735#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {9735#true} is VALID [2022-04-08 00:52:29,546 INFO L290 TraceCheckUtils]: 7: Hoare triple {9735#true} [119] assume_abort_if_notENTRY-->L8: 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] {9735#true} is VALID [2022-04-08 00:52:29,546 INFO L290 TraceCheckUtils]: 8: Hoare triple {9735#true} [122] L8-->L8-2: 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[] {9735#true} is VALID [2022-04-08 00:52:29,546 INFO L290 TraceCheckUtils]: 9: Hoare triple {9735#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9735#true} is VALID [2022-04-08 00:52:29,546 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {9735#true} {9735#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {9735#true} is VALID [2022-04-08 00:52:29,546 INFO L272 TraceCheckUtils]: 11: Hoare triple {9735#true} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {9735#true} is VALID [2022-04-08 00:52:29,547 INFO L290 TraceCheckUtils]: 12: Hoare triple {9735#true} [119] assume_abort_if_notENTRY-->L8: 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] {9735#true} is VALID [2022-04-08 00:52:29,547 INFO L290 TraceCheckUtils]: 13: Hoare triple {9735#true} [122] L8-->L8-2: 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[] {9735#true} is VALID [2022-04-08 00:52:29,547 INFO L290 TraceCheckUtils]: 14: Hoare triple {9735#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9735#true} is VALID [2022-04-08 00:52:29,547 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {9735#true} {9735#true} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {9735#true} is VALID [2022-04-08 00:52:29,547 INFO L290 TraceCheckUtils]: 16: Hoare triple {9735#true} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {9735#true} is VALID [2022-04-08 00:52:29,547 INFO L290 TraceCheckUtils]: 17: Hoare triple {9735#true} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {9735#true} is VALID [2022-04-08 00:52:29,547 INFO L290 TraceCheckUtils]: 18: Hoare triple {9735#true} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {9735#true} is VALID [2022-04-08 00:52:29,547 INFO L290 TraceCheckUtils]: 19: Hoare triple {9735#true} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {9735#true} is VALID [2022-04-08 00:52:29,547 INFO L290 TraceCheckUtils]: 20: Hoare triple {9735#true} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {9735#true} is VALID [2022-04-08 00:52:29,547 INFO L290 TraceCheckUtils]: 21: Hoare triple {9735#true} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {9735#true} is VALID [2022-04-08 00:52:29,548 INFO L290 TraceCheckUtils]: 22: Hoare triple {9735#true} [145] L42-->L48-3: Formula: (and (= v_main_~d~0_2 1) (<= v_main_~b~0_8 v_main_~c~0_7) (= v_main_~b~0_8 v_main_~v~0_2)) InVars {main_~b~0=v_main_~b~0_8, main_~c~0=v_main_~c~0_7} OutVars{main_~c~0=v_main_~c~0_7, main_~v~0=v_main_~v~0_2, main_~d~0=v_main_~d~0_2, main_~b~0=v_main_~b~0_8} AuxVars[] AssignedVars[main_~v~0, main_~d~0] {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 00:52:29,548 INFO L290 TraceCheckUtils]: 23: Hoare triple {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} [152] L48-3-->L48-1: Formula: (and (= (+ |v_main_#t~post8_1| 1) v_~counter~0_5) (= |v_main_#t~post8_1| v_~counter~0_6)) InVars {~counter~0=v_~counter~0_6} OutVars{main_#t~post8=|v_main_#t~post8_1|, ~counter~0=v_~counter~0_5} AuxVars[] AssignedVars[~counter~0, main_#t~post8] {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 00:52:29,549 INFO L290 TraceCheckUtils]: 24: Hoare triple {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} [155] L48-1-->L49: Formula: (< |v_main_#t~post8_5| 5) InVars {main_#t~post8=|v_main_#t~post8_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post8] {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 00:52:29,549 INFO L272 TraceCheckUtils]: 25: Hoare triple {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} [156] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {9735#true} is VALID [2022-04-08 00:52:29,549 INFO L290 TraceCheckUtils]: 26: Hoare triple {9735#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {9735#true} is VALID [2022-04-08 00:52:29,549 INFO L290 TraceCheckUtils]: 27: Hoare triple {9735#true} [135] L11-->L11-2: Formula: (not (= 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[] {9735#true} is VALID [2022-04-08 00:52:29,549 INFO L290 TraceCheckUtils]: 28: Hoare triple {9735#true} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9735#true} is VALID [2022-04-08 00:52:29,550 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {9735#true} {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} [161] __VERIFIER_assertEXIT-->L49-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 00:52:29,550 INFO L272 TraceCheckUtils]: 30: Hoare triple {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} [146] L49-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* v_main_~x~0_11 v_main_~q~0_7) (* v_main_~y~0_11 v_main_~s~0_7)) v_main_~b~0_12) 1 0)) InVars {main_~q~0=v_main_~q~0_7, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_7} 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, main_~b~0, main_~s~0] {9735#true} is VALID [2022-04-08 00:52:29,550 INFO L290 TraceCheckUtils]: 31: Hoare triple {9735#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {9735#true} is VALID [2022-04-08 00:52:29,550 INFO L290 TraceCheckUtils]: 32: Hoare triple {9735#true} [135] L11-->L11-2: Formula: (not (= 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[] {9735#true} is VALID [2022-04-08 00:52:29,550 INFO L290 TraceCheckUtils]: 33: Hoare triple {9735#true} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9735#true} is VALID [2022-04-08 00:52:29,551 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {9735#true} {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} [162] __VERIFIER_assertEXIT-->L50: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* v_main_~x~0_11 v_main_~q~0_7) (* v_main_~y~0_11 v_main_~s~0_7)) v_main_~b~0_12) 1 0)) InVars {main_~q~0=v_main_~q~0_7, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_7} 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, main_~b~0, main_~s~0] {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 00:52:29,551 INFO L272 TraceCheckUtils]: 35: Hoare triple {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} [147] L50-->__VERIFIER_assertENTRY: Formula: (= (ite (= v_main_~a~0_9 (+ (* v_main_~k~0_7 v_main_~b~0_13) v_main_~c~0_11)) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~c~0=v_main_~c~0_11, main_~b~0=v_main_~b~0_13, main_~k~0=v_main_~k~0_7, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~k~0, main_~c~0, main_~b~0, main_~a~0] {9735#true} is VALID [2022-04-08 00:52:29,551 INFO L290 TraceCheckUtils]: 36: Hoare triple {9735#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {9735#true} is VALID [2022-04-08 00:52:29,551 INFO L290 TraceCheckUtils]: 37: Hoare triple {9735#true} [135] L11-->L11-2: Formula: (not (= 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[] {9735#true} is VALID [2022-04-08 00:52:29,551 INFO L290 TraceCheckUtils]: 38: Hoare triple {9735#true} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9735#true} is VALID [2022-04-08 00:52:29,552 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {9735#true} {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} [163] __VERIFIER_assertEXIT-->L51: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= v_main_~a~0_9 (+ (* v_main_~k~0_7 v_main_~b~0_13) v_main_~c~0_11)) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~c~0=v_main_~c~0_11, main_~b~0=v_main_~b~0_13, main_~k~0=v_main_~k~0_7, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~k~0, main_~c~0, main_~b~0, main_~a~0] {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 00:52:29,552 INFO L272 TraceCheckUtils]: 40: Hoare triple {9806#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} [148] L51-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_4| (ite (= v_main_~v~0_8 (* v_main_~d~0_7 v_main_~b~0_14)) 1 0)) InVars {main_~v~0=v_main_~v~0_8, main_~d~0=v_main_~d~0_7, main_~b~0=v_main_~b~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~v~0, main_~d~0, main_~b~0] {9861#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 00:52:29,553 INFO L290 TraceCheckUtils]: 41: Hoare triple {9861#(<= 1 |__VERIFIER_assert_#in~cond|)} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {9865#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 00:52:29,553 INFO L290 TraceCheckUtils]: 42: Hoare triple {9865#(<= 1 __VERIFIER_assert_~cond)} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {9736#false} is VALID [2022-04-08 00:52:29,553 INFO L290 TraceCheckUtils]: 43: Hoare triple {9736#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9736#false} is VALID [2022-04-08 00:52:29,553 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-04-08 00:52:29,553 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 00:52:29,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:29,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056369506] [2022-04-08 00:52:29,554 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:29,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1241775421] [2022-04-08 00:52:29,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1241775421] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 00:52:29,554 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 00:52:29,554 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 00:52:29,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893921031] [2022-04-08 00:52:29,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 00:52:29,554 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 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 44 [2022-04-08 00:52:29,554 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:29,555 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 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) [2022-04-08 00:52:29,581 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:29,581 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 00:52:29,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:29,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 00:52:29,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-08 00:52:29,582 INFO L87 Difference]: Start difference. First operand 376 states and 561 transitions. Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 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) [2022-04-08 00:52:30,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:30,358 INFO L93 Difference]: Finished difference Result 560 states and 878 transitions. [2022-04-08 00:52:30,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 00:52:30,358 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 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 44 [2022-04-08 00:52:30,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:30,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 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) [2022-04-08 00:52:30,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 70 transitions. [2022-04-08 00:52:30,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 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) [2022-04-08 00:52:30,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 70 transitions. [2022-04-08 00:52:30,361 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 70 transitions. [2022-04-08 00:52:30,406 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:30,422 INFO L225 Difference]: With dead ends: 560 [2022-04-08 00:52:30,422 INFO L226 Difference]: Without dead ends: 558 [2022-04-08 00:52:30,423 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-08 00:52:30,424 INFO L913 BasicCegarLoop]: 49 mSDtfsCounter, 12 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:30,424 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 166 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 00:52:30,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2022-04-08 00:52:31,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 494. [2022-04-08 00:52:31,132 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:31,133 INFO L82 GeneralOperation]: Start isEquivalent. First operand 558 states. Second operand has 494 states, 306 states have (on average 1.4248366013071896) internal successors, (436), 327 states have internal predecessors, (436), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 147 states have call predecessors, (167), 167 states have call successors, (167) [2022-04-08 00:52:31,134 INFO L74 IsIncluded]: Start isIncluded. First operand 558 states. Second operand has 494 states, 306 states have (on average 1.4248366013071896) internal successors, (436), 327 states have internal predecessors, (436), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 147 states have call predecessors, (167), 167 states have call successors, (167) [2022-04-08 00:52:31,134 INFO L87 Difference]: Start difference. First operand 558 states. Second operand has 494 states, 306 states have (on average 1.4248366013071896) internal successors, (436), 327 states have internal predecessors, (436), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 147 states have call predecessors, (167), 167 states have call successors, (167) [2022-04-08 00:52:31,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:31,154 INFO L93 Difference]: Finished difference Result 558 states and 875 transitions. [2022-04-08 00:52:31,154 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 875 transitions. [2022-04-08 00:52:31,156 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:31,156 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:31,157 INFO L74 IsIncluded]: Start isIncluded. First operand has 494 states, 306 states have (on average 1.4248366013071896) internal successors, (436), 327 states have internal predecessors, (436), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 147 states have call predecessors, (167), 167 states have call successors, (167) Second operand 558 states. [2022-04-08 00:52:31,157 INFO L87 Difference]: Start difference. First operand has 494 states, 306 states have (on average 1.4248366013071896) internal successors, (436), 327 states have internal predecessors, (436), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 147 states have call predecessors, (167), 167 states have call successors, (167) Second operand 558 states. [2022-04-08 00:52:31,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:31,177 INFO L93 Difference]: Finished difference Result 558 states and 875 transitions. [2022-04-08 00:52:31,177 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 875 transitions. [2022-04-08 00:52:31,178 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:31,178 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:31,178 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:31,179 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:31,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494 states, 306 states have (on average 1.4248366013071896) internal successors, (436), 327 states have internal predecessors, (436), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 147 states have call predecessors, (167), 167 states have call successors, (167) [2022-04-08 00:52:31,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 772 transitions. [2022-04-08 00:52:31,198 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 772 transitions. Word has length 44 [2022-04-08 00:52:31,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:31,198 INFO L478 AbstractCegarLoop]: Abstraction has 494 states and 772 transitions. [2022-04-08 00:52:31,199 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 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) [2022-04-08 00:52:31,199 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 772 transitions. [2022-04-08 00:52:31,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-04-08 00:52:31,200 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:31,200 INFO L499 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 00:52:31,223 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:31,423 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-04-08 00:52:31,424 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:31,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:31,424 INFO L85 PathProgramCache]: Analyzing trace with hash 684933943, now seen corresponding path program 1 times [2022-04-08 00:52:31,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:31,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066865479] [2022-04-08 00:52:31,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:31,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:31,450 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:31,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1895689060] [2022-04-08 00:52:31,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:31,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:31,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:31,455 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 00:52:31,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-04-08 00:52:31,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:31,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 11 conjunts are in the unsatisfiable core [2022-04-08 00:52:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:31,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:31,673 INFO L272 TraceCheckUtils]: 0: Hoare triple {12593#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {12593#true} is VALID [2022-04-08 00:52:31,674 INFO L290 TraceCheckUtils]: 1: Hoare triple {12593#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,676 INFO L290 TraceCheckUtils]: 2: Hoare triple {12601#(<= ~counter~0 0)} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,676 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {12601#(<= ~counter~0 0)} {12593#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,676 INFO L272 TraceCheckUtils]: 4: Hoare triple {12601#(<= ~counter~0 0)} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,677 INFO L290 TraceCheckUtils]: 5: Hoare triple {12601#(<= ~counter~0 0)} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,677 INFO L272 TraceCheckUtils]: 6: Hoare triple {12601#(<= ~counter~0 0)} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,677 INFO L290 TraceCheckUtils]: 7: Hoare triple {12601#(<= ~counter~0 0)} [119] assume_abort_if_notENTRY-->L8: 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] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,678 INFO L290 TraceCheckUtils]: 8: Hoare triple {12601#(<= ~counter~0 0)} [122] L8-->L8-2: 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[] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,678 INFO L290 TraceCheckUtils]: 9: Hoare triple {12601#(<= ~counter~0 0)} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,679 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {12601#(<= ~counter~0 0)} {12601#(<= ~counter~0 0)} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,679 INFO L272 TraceCheckUtils]: 11: Hoare triple {12601#(<= ~counter~0 0)} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,680 INFO L290 TraceCheckUtils]: 12: Hoare triple {12601#(<= ~counter~0 0)} [119] assume_abort_if_notENTRY-->L8: 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] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,690 INFO L290 TraceCheckUtils]: 13: Hoare triple {12601#(<= ~counter~0 0)} [122] L8-->L8-2: 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[] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,690 INFO L290 TraceCheckUtils]: 14: Hoare triple {12601#(<= ~counter~0 0)} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,690 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {12601#(<= ~counter~0 0)} {12601#(<= ~counter~0 0)} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,691 INFO L290 TraceCheckUtils]: 16: Hoare triple {12601#(<= ~counter~0 0)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {12601#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:31,691 INFO L290 TraceCheckUtils]: 17: Hoare triple {12601#(<= ~counter~0 0)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {12650#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:31,692 INFO L290 TraceCheckUtils]: 18: Hoare triple {12650#(<= ~counter~0 1)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {12650#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:31,692 INFO L290 TraceCheckUtils]: 19: Hoare triple {12650#(<= ~counter~0 1)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {12650#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:31,692 INFO L290 TraceCheckUtils]: 20: Hoare triple {12650#(<= ~counter~0 1)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {12660#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:31,693 INFO L290 TraceCheckUtils]: 21: Hoare triple {12660#(<= ~counter~0 2)} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {12660#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:31,693 INFO L290 TraceCheckUtils]: 22: Hoare triple {12660#(<= ~counter~0 2)} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {12660#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:31,693 INFO L290 TraceCheckUtils]: 23: Hoare triple {12660#(<= ~counter~0 2)} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {12660#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:31,694 INFO L290 TraceCheckUtils]: 24: Hoare triple {12660#(<= ~counter~0 2)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {12673#(<= ~counter~0 3)} is VALID [2022-04-08 00:52:31,694 INFO L290 TraceCheckUtils]: 25: Hoare triple {12673#(<= ~counter~0 3)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {12673#(<= ~counter~0 3)} is VALID [2022-04-08 00:52:31,694 INFO L290 TraceCheckUtils]: 26: Hoare triple {12673#(<= ~counter~0 3)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {12673#(<= ~counter~0 3)} is VALID [2022-04-08 00:52:31,695 INFO L290 TraceCheckUtils]: 27: Hoare triple {12673#(<= ~counter~0 3)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {12683#(<= |main_#t~post7| 3)} is VALID [2022-04-08 00:52:31,695 INFO L290 TraceCheckUtils]: 28: Hoare triple {12683#(<= |main_#t~post7| 3)} [142] L41-1-->L41-4: Formula: (not (< |v_main_#t~post7_3| 5)) InVars {main_#t~post7=|v_main_#t~post7_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {12594#false} is VALID [2022-04-08 00:52:31,695 INFO L290 TraceCheckUtils]: 29: Hoare triple {12594#false} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {12594#false} is VALID [2022-04-08 00:52:31,695 INFO L290 TraceCheckUtils]: 30: Hoare triple {12594#false} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {12594#false} is VALID [2022-04-08 00:52:31,695 INFO L290 TraceCheckUtils]: 31: Hoare triple {12594#false} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {12594#false} is VALID [2022-04-08 00:52:31,695 INFO L290 TraceCheckUtils]: 32: Hoare triple {12594#false} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {12594#false} is VALID [2022-04-08 00:52:31,695 INFO L290 TraceCheckUtils]: 33: Hoare triple {12594#false} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {12594#false} is VALID [2022-04-08 00:52:31,695 INFO L290 TraceCheckUtils]: 34: Hoare triple {12594#false} [142] L41-1-->L41-4: Formula: (not (< |v_main_#t~post7_3| 5)) InVars {main_#t~post7=|v_main_#t~post7_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {12594#false} is VALID [2022-04-08 00:52:31,696 INFO L290 TraceCheckUtils]: 35: Hoare triple {12594#false} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {12594#false} is VALID [2022-04-08 00:52:31,696 INFO L290 TraceCheckUtils]: 36: Hoare triple {12594#false} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {12594#false} is VALID [2022-04-08 00:52:31,696 INFO L290 TraceCheckUtils]: 37: Hoare triple {12594#false} [127] L34-1-->L34-4: Formula: (not (< |v_main_#t~post6_3| 5)) InVars {main_#t~post6=|v_main_#t~post6_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {12594#false} is VALID [2022-04-08 00:52:31,696 INFO L272 TraceCheckUtils]: 38: Hoare triple {12594#false} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {12594#false} is VALID [2022-04-08 00:52:31,696 INFO L290 TraceCheckUtils]: 39: Hoare triple {12594#false} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {12594#false} is VALID [2022-04-08 00:52:31,696 INFO L290 TraceCheckUtils]: 40: Hoare triple {12594#false} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {12594#false} is VALID [2022-04-08 00:52:31,696 INFO L290 TraceCheckUtils]: 41: Hoare triple {12594#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {12594#false} is VALID [2022-04-08 00:52:31,696 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-04-08 00:52:31,696 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 00:52:31,888 INFO L290 TraceCheckUtils]: 41: Hoare triple {12594#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {12594#false} is VALID [2022-04-08 00:52:31,888 INFO L290 TraceCheckUtils]: 40: Hoare triple {12594#false} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {12594#false} is VALID [2022-04-08 00:52:31,888 INFO L290 TraceCheckUtils]: 39: Hoare triple {12594#false} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {12594#false} is VALID [2022-04-08 00:52:31,889 INFO L272 TraceCheckUtils]: 38: Hoare triple {12594#false} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {12594#false} is VALID [2022-04-08 00:52:31,889 INFO L290 TraceCheckUtils]: 37: Hoare triple {12594#false} [127] L34-1-->L34-4: Formula: (not (< |v_main_#t~post6_3| 5)) InVars {main_#t~post6=|v_main_#t~post6_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {12594#false} is VALID [2022-04-08 00:52:31,889 INFO L290 TraceCheckUtils]: 36: Hoare triple {12594#false} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {12594#false} is VALID [2022-04-08 00:52:31,889 INFO L290 TraceCheckUtils]: 35: Hoare triple {12594#false} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {12594#false} is VALID [2022-04-08 00:52:31,889 INFO L290 TraceCheckUtils]: 34: Hoare triple {12594#false} [142] L41-1-->L41-4: Formula: (not (< |v_main_#t~post7_3| 5)) InVars {main_#t~post7=|v_main_#t~post7_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {12594#false} is VALID [2022-04-08 00:52:31,889 INFO L290 TraceCheckUtils]: 33: Hoare triple {12594#false} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {12594#false} is VALID [2022-04-08 00:52:31,889 INFO L290 TraceCheckUtils]: 32: Hoare triple {12594#false} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {12594#false} is VALID [2022-04-08 00:52:31,889 INFO L290 TraceCheckUtils]: 31: Hoare triple {12594#false} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {12594#false} is VALID [2022-04-08 00:52:31,889 INFO L290 TraceCheckUtils]: 30: Hoare triple {12594#false} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {12594#false} is VALID [2022-04-08 00:52:31,889 INFO L290 TraceCheckUtils]: 29: Hoare triple {12594#false} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {12594#false} is VALID [2022-04-08 00:52:31,890 INFO L290 TraceCheckUtils]: 28: Hoare triple {12765#(< |main_#t~post7| 5)} [142] L41-1-->L41-4: Formula: (not (< |v_main_#t~post7_3| 5)) InVars {main_#t~post7=|v_main_#t~post7_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {12594#false} is VALID [2022-04-08 00:52:31,890 INFO L290 TraceCheckUtils]: 27: Hoare triple {12769#(< ~counter~0 5)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {12765#(< |main_#t~post7| 5)} is VALID [2022-04-08 00:52:31,890 INFO L290 TraceCheckUtils]: 26: Hoare triple {12769#(< ~counter~0 5)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {12769#(< ~counter~0 5)} is VALID [2022-04-08 00:52:31,891 INFO L290 TraceCheckUtils]: 25: Hoare triple {12769#(< ~counter~0 5)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {12769#(< ~counter~0 5)} is VALID [2022-04-08 00:52:31,891 INFO L290 TraceCheckUtils]: 24: Hoare triple {12673#(<= ~counter~0 3)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {12769#(< ~counter~0 5)} is VALID [2022-04-08 00:52:31,891 INFO L290 TraceCheckUtils]: 23: Hoare triple {12673#(<= ~counter~0 3)} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {12673#(<= ~counter~0 3)} is VALID [2022-04-08 00:52:31,892 INFO L290 TraceCheckUtils]: 22: Hoare triple {12673#(<= ~counter~0 3)} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {12673#(<= ~counter~0 3)} is VALID [2022-04-08 00:52:31,892 INFO L290 TraceCheckUtils]: 21: Hoare triple {12673#(<= ~counter~0 3)} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {12673#(<= ~counter~0 3)} is VALID [2022-04-08 00:52:31,892 INFO L290 TraceCheckUtils]: 20: Hoare triple {12660#(<= ~counter~0 2)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {12673#(<= ~counter~0 3)} is VALID [2022-04-08 00:52:31,893 INFO L290 TraceCheckUtils]: 19: Hoare triple {12660#(<= ~counter~0 2)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {12660#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:31,893 INFO L290 TraceCheckUtils]: 18: Hoare triple {12660#(<= ~counter~0 2)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {12660#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:31,893 INFO L290 TraceCheckUtils]: 17: Hoare triple {12650#(<= ~counter~0 1)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {12660#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:31,894 INFO L290 TraceCheckUtils]: 16: Hoare triple {12650#(<= ~counter~0 1)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {12650#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:31,894 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {12593#true} {12650#(<= ~counter~0 1)} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {12650#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:31,894 INFO L290 TraceCheckUtils]: 14: Hoare triple {12593#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {12593#true} is VALID [2022-04-08 00:52:31,894 INFO L290 TraceCheckUtils]: 13: Hoare triple {12593#true} [122] L8-->L8-2: 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[] {12593#true} is VALID [2022-04-08 00:52:31,895 INFO L290 TraceCheckUtils]: 12: Hoare triple {12593#true} [119] assume_abort_if_notENTRY-->L8: 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] {12593#true} is VALID [2022-04-08 00:52:31,895 INFO L272 TraceCheckUtils]: 11: Hoare triple {12650#(<= ~counter~0 1)} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {12593#true} is VALID [2022-04-08 00:52:31,895 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {12593#true} {12650#(<= ~counter~0 1)} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {12650#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:31,895 INFO L290 TraceCheckUtils]: 9: Hoare triple {12593#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {12593#true} is VALID [2022-04-08 00:52:31,895 INFO L290 TraceCheckUtils]: 8: Hoare triple {12593#true} [122] L8-->L8-2: 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[] {12593#true} is VALID [2022-04-08 00:52:31,895 INFO L290 TraceCheckUtils]: 7: Hoare triple {12593#true} [119] assume_abort_if_notENTRY-->L8: 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] {12593#true} is VALID [2022-04-08 00:52:31,896 INFO L272 TraceCheckUtils]: 6: Hoare triple {12650#(<= ~counter~0 1)} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {12593#true} is VALID [2022-04-08 00:52:31,896 INFO L290 TraceCheckUtils]: 5: Hoare triple {12650#(<= ~counter~0 1)} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {12650#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:31,896 INFO L272 TraceCheckUtils]: 4: Hoare triple {12650#(<= ~counter~0 1)} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {12650#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:31,896 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {12650#(<= ~counter~0 1)} {12593#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {12650#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:31,897 INFO L290 TraceCheckUtils]: 2: Hoare triple {12650#(<= ~counter~0 1)} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {12650#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:31,897 INFO L290 TraceCheckUtils]: 1: Hoare triple {12593#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {12650#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:31,897 INFO L272 TraceCheckUtils]: 0: Hoare triple {12593#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {12593#true} is VALID [2022-04-08 00:52:31,897 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-04-08 00:52:31,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:31,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066865479] [2022-04-08 00:52:31,898 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:31,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1895689060] [2022-04-08 00:52:31,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1895689060] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 00:52:31,898 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 00:52:31,898 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2022-04-08 00:52:31,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800403535] [2022-04-08 00:52:31,898 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-08 00:52:31,899 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 4 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 42 [2022-04-08 00:52:31,899 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:31,899 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 4 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 00:52:31,934 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 62 edges. 62 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:31,934 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-04-08 00:52:31,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:31,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-04-08 00:52:31,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2022-04-08 00:52:31,935 INFO L87 Difference]: Start difference. First operand 494 states and 772 transitions. Second operand has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 4 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 00:52:32,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:32,841 INFO L93 Difference]: Finished difference Result 859 states and 1366 transitions. [2022-04-08 00:52:32,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-04-08 00:52:32,841 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 4 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 42 [2022-04-08 00:52:32,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:32,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 4 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 00:52:32,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 133 transitions. [2022-04-08 00:52:32,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 4 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 00:52:32,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 133 transitions. [2022-04-08 00:52:32,844 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 10 states and 133 transitions. [2022-04-08 00:52:32,931 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 133 edges. 133 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:32,944 INFO L225 Difference]: With dead ends: 859 [2022-04-08 00:52:32,944 INFO L226 Difference]: Without dead ends: 502 [2022-04-08 00:52:32,946 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 75 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-04-08 00:52:32,947 INFO L913 BasicCegarLoop]: 53 mSDtfsCounter, 49 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:32,947 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [49 Valid, 211 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-08 00:52:32,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2022-04-08 00:52:33,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 498. [2022-04-08 00:52:33,531 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:33,532 INFO L82 GeneralOperation]: Start isEquivalent. First operand 502 states. Second operand has 498 states, 310 states have (on average 1.4161290322580644) internal successors, (439), 330 states have internal predecessors, (439), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 148 states have call predecessors, (167), 167 states have call successors, (167) [2022-04-08 00:52:33,533 INFO L74 IsIncluded]: Start isIncluded. First operand 502 states. Second operand has 498 states, 310 states have (on average 1.4161290322580644) internal successors, (439), 330 states have internal predecessors, (439), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 148 states have call predecessors, (167), 167 states have call successors, (167) [2022-04-08 00:52:33,533 INFO L87 Difference]: Start difference. First operand 502 states. Second operand has 498 states, 310 states have (on average 1.4161290322580644) internal successors, (439), 330 states have internal predecessors, (439), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 148 states have call predecessors, (167), 167 states have call successors, (167) [2022-04-08 00:52:33,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:33,550 INFO L93 Difference]: Finished difference Result 502 states and 778 transitions. [2022-04-08 00:52:33,550 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 778 transitions. [2022-04-08 00:52:33,565 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:33,565 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:33,566 INFO L74 IsIncluded]: Start isIncluded. First operand has 498 states, 310 states have (on average 1.4161290322580644) internal successors, (439), 330 states have internal predecessors, (439), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 148 states have call predecessors, (167), 167 states have call successors, (167) Second operand 502 states. [2022-04-08 00:52:33,566 INFO L87 Difference]: Start difference. First operand has 498 states, 310 states have (on average 1.4161290322580644) internal successors, (439), 330 states have internal predecessors, (439), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 148 states have call predecessors, (167), 167 states have call successors, (167) Second operand 502 states. [2022-04-08 00:52:33,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:33,582 INFO L93 Difference]: Finished difference Result 502 states and 778 transitions. [2022-04-08 00:52:33,582 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 778 transitions. [2022-04-08 00:52:33,583 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:33,584 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:33,584 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:33,584 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:33,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 310 states have (on average 1.4161290322580644) internal successors, (439), 330 states have internal predecessors, (439), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 148 states have call predecessors, (167), 167 states have call successors, (167) [2022-04-08 00:52:33,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 775 transitions. [2022-04-08 00:52:33,603 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 775 transitions. Word has length 42 [2022-04-08 00:52:33,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:33,603 INFO L478 AbstractCegarLoop]: Abstraction has 498 states and 775 transitions. [2022-04-08 00:52:33,604 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 4 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 00:52:33,604 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 775 transitions. [2022-04-08 00:52:33,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-04-08 00:52:33,604 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:33,604 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 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] [2022-04-08 00:52:33,637 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:33,820 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-04-08 00:52:33,820 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:33,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:33,821 INFO L85 PathProgramCache]: Analyzing trace with hash -982799261, now seen corresponding path program 1 times [2022-04-08 00:52:33,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:33,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303033445] [2022-04-08 00:52:33,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:33,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:33,832 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:33,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [536544392] [2022-04-08 00:52:33,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:33,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:33,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:33,844 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 00:52:33,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-04-08 00:52:33,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:33,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 13 conjunts are in the unsatisfiable core [2022-04-08 00:52:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:33,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:34,064 INFO L272 TraceCheckUtils]: 0: Hoare triple {15963#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15963#true} is VALID [2022-04-08 00:52:34,064 INFO L290 TraceCheckUtils]: 1: Hoare triple {15963#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,065 INFO L290 TraceCheckUtils]: 2: Hoare triple {15971#(<= ~counter~0 0)} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,066 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {15971#(<= ~counter~0 0)} {15963#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,066 INFO L272 TraceCheckUtils]: 4: Hoare triple {15971#(<= ~counter~0 0)} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,066 INFO L290 TraceCheckUtils]: 5: Hoare triple {15971#(<= ~counter~0 0)} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,067 INFO L272 TraceCheckUtils]: 6: Hoare triple {15971#(<= ~counter~0 0)} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,069 INFO L290 TraceCheckUtils]: 7: Hoare triple {15971#(<= ~counter~0 0)} [119] assume_abort_if_notENTRY-->L8: 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] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,069 INFO L290 TraceCheckUtils]: 8: Hoare triple {15971#(<= ~counter~0 0)} [122] L8-->L8-2: 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[] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,071 INFO L290 TraceCheckUtils]: 9: Hoare triple {15971#(<= ~counter~0 0)} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,071 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {15971#(<= ~counter~0 0)} {15971#(<= ~counter~0 0)} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,072 INFO L272 TraceCheckUtils]: 11: Hoare triple {15971#(<= ~counter~0 0)} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,072 INFO L290 TraceCheckUtils]: 12: Hoare triple {15971#(<= ~counter~0 0)} [119] assume_abort_if_notENTRY-->L8: 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] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,073 INFO L290 TraceCheckUtils]: 13: Hoare triple {15971#(<= ~counter~0 0)} [122] L8-->L8-2: 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[] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,073 INFO L290 TraceCheckUtils]: 14: Hoare triple {15971#(<= ~counter~0 0)} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,073 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {15971#(<= ~counter~0 0)} {15971#(<= ~counter~0 0)} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,074 INFO L290 TraceCheckUtils]: 16: Hoare triple {15971#(<= ~counter~0 0)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,074 INFO L290 TraceCheckUtils]: 17: Hoare triple {15971#(<= ~counter~0 0)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {16020#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:34,075 INFO L290 TraceCheckUtils]: 18: Hoare triple {16020#(<= ~counter~0 1)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {16020#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:34,075 INFO L290 TraceCheckUtils]: 19: Hoare triple {16020#(<= ~counter~0 1)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {16020#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:34,075 INFO L290 TraceCheckUtils]: 20: Hoare triple {16020#(<= ~counter~0 1)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {16030#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:34,076 INFO L290 TraceCheckUtils]: 21: Hoare triple {16030#(<= ~counter~0 2)} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {16030#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:34,076 INFO L290 TraceCheckUtils]: 22: Hoare triple {16030#(<= ~counter~0 2)} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {16030#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:34,076 INFO L290 TraceCheckUtils]: 23: Hoare triple {16030#(<= ~counter~0 2)} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {16030#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:34,077 INFO L290 TraceCheckUtils]: 24: Hoare triple {16030#(<= ~counter~0 2)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {16043#(<= ~counter~0 3)} is VALID [2022-04-08 00:52:34,077 INFO L290 TraceCheckUtils]: 25: Hoare triple {16043#(<= ~counter~0 3)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {16043#(<= ~counter~0 3)} is VALID [2022-04-08 00:52:34,077 INFO L290 TraceCheckUtils]: 26: Hoare triple {16043#(<= ~counter~0 3)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {16043#(<= ~counter~0 3)} is VALID [2022-04-08 00:52:34,078 INFO L290 TraceCheckUtils]: 27: Hoare triple {16043#(<= ~counter~0 3)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {16053#(<= ~counter~0 4)} is VALID [2022-04-08 00:52:34,078 INFO L290 TraceCheckUtils]: 28: Hoare triple {16053#(<= ~counter~0 4)} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {16053#(<= ~counter~0 4)} is VALID [2022-04-08 00:52:34,078 INFO L290 TraceCheckUtils]: 29: Hoare triple {16053#(<= ~counter~0 4)} [145] L42-->L48-3: Formula: (and (= v_main_~d~0_2 1) (<= v_main_~b~0_8 v_main_~c~0_7) (= v_main_~b~0_8 v_main_~v~0_2)) InVars {main_~b~0=v_main_~b~0_8, main_~c~0=v_main_~c~0_7} OutVars{main_~c~0=v_main_~c~0_7, main_~v~0=v_main_~v~0_2, main_~d~0=v_main_~d~0_2, main_~b~0=v_main_~b~0_8} AuxVars[] AssignedVars[main_~v~0, main_~d~0] {16053#(<= ~counter~0 4)} is VALID [2022-04-08 00:52:34,079 INFO L290 TraceCheckUtils]: 30: Hoare triple {16053#(<= ~counter~0 4)} [152] L48-3-->L48-1: Formula: (and (= (+ |v_main_#t~post8_1| 1) v_~counter~0_5) (= |v_main_#t~post8_1| v_~counter~0_6)) InVars {~counter~0=v_~counter~0_6} OutVars{main_#t~post8=|v_main_#t~post8_1|, ~counter~0=v_~counter~0_5} AuxVars[] AssignedVars[~counter~0, main_#t~post8] {16063#(<= |main_#t~post8| 4)} is VALID [2022-04-08 00:52:34,079 INFO L290 TraceCheckUtils]: 31: Hoare triple {16063#(<= |main_#t~post8| 4)} [154] L48-1-->L48-4: Formula: (not (< |v_main_#t~post8_3| 5)) InVars {main_#t~post8=|v_main_#t~post8_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post8] {15964#false} is VALID [2022-04-08 00:52:34,079 INFO L290 TraceCheckUtils]: 32: Hoare triple {15964#false} [153] L48-4-->L41-3: Formula: (and (= v_main_~k~0_1 (+ v_main_~d~0_1 v_main_~k~0_2)) (= (+ v_main_~c~0_2 (* (- 1) v_main_~v~0_1)) v_main_~c~0_1)) InVars {main_~c~0=v_main_~c~0_2, main_~v~0=v_main_~v~0_1, main_~d~0=v_main_~d~0_1, main_~k~0=v_main_~k~0_2} OutVars{main_~c~0=v_main_~c~0_1, main_~v~0=v_main_~v~0_1, main_~d~0=v_main_~d~0_1, main_~k~0=v_main_~k~0_1} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {15964#false} is VALID [2022-04-08 00:52:34,079 INFO L290 TraceCheckUtils]: 33: Hoare triple {15964#false} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {15964#false} is VALID [2022-04-08 00:52:34,079 INFO L290 TraceCheckUtils]: 34: Hoare triple {15964#false} [142] L41-1-->L41-4: Formula: (not (< |v_main_#t~post7_3| 5)) InVars {main_#t~post7=|v_main_#t~post7_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {15964#false} is VALID [2022-04-08 00:52:34,079 INFO L290 TraceCheckUtils]: 35: Hoare triple {15964#false} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {15964#false} is VALID [2022-04-08 00:52:34,079 INFO L290 TraceCheckUtils]: 36: Hoare triple {15964#false} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {15964#false} is VALID [2022-04-08 00:52:34,080 INFO L290 TraceCheckUtils]: 37: Hoare triple {15964#false} [127] L34-1-->L34-4: Formula: (not (< |v_main_#t~post6_3| 5)) InVars {main_#t~post6=|v_main_#t~post6_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {15964#false} is VALID [2022-04-08 00:52:34,080 INFO L272 TraceCheckUtils]: 38: Hoare triple {15964#false} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {15964#false} is VALID [2022-04-08 00:52:34,080 INFO L290 TraceCheckUtils]: 39: Hoare triple {15964#false} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {15964#false} is VALID [2022-04-08 00:52:34,080 INFO L290 TraceCheckUtils]: 40: Hoare triple {15964#false} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {15964#false} is VALID [2022-04-08 00:52:34,080 INFO L290 TraceCheckUtils]: 41: Hoare triple {15964#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15964#false} is VALID [2022-04-08 00:52:34,080 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-08 00:52:34,080 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 00:52:34,261 INFO L290 TraceCheckUtils]: 41: Hoare triple {15964#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15964#false} is VALID [2022-04-08 00:52:34,261 INFO L290 TraceCheckUtils]: 40: Hoare triple {15964#false} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {15964#false} is VALID [2022-04-08 00:52:34,261 INFO L290 TraceCheckUtils]: 39: Hoare triple {15964#false} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {15964#false} is VALID [2022-04-08 00:52:34,261 INFO L272 TraceCheckUtils]: 38: Hoare triple {15964#false} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {15964#false} is VALID [2022-04-08 00:52:34,261 INFO L290 TraceCheckUtils]: 37: Hoare triple {15964#false} [127] L34-1-->L34-4: Formula: (not (< |v_main_#t~post6_3| 5)) InVars {main_#t~post6=|v_main_#t~post6_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {15964#false} is VALID [2022-04-08 00:52:34,261 INFO L290 TraceCheckUtils]: 36: Hoare triple {15964#false} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {15964#false} is VALID [2022-04-08 00:52:34,261 INFO L290 TraceCheckUtils]: 35: Hoare triple {15964#false} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {15964#false} is VALID [2022-04-08 00:52:34,261 INFO L290 TraceCheckUtils]: 34: Hoare triple {15964#false} [142] L41-1-->L41-4: Formula: (not (< |v_main_#t~post7_3| 5)) InVars {main_#t~post7=|v_main_#t~post7_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {15964#false} is VALID [2022-04-08 00:52:34,262 INFO L290 TraceCheckUtils]: 33: Hoare triple {15964#false} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {15964#false} is VALID [2022-04-08 00:52:34,262 INFO L290 TraceCheckUtils]: 32: Hoare triple {15964#false} [153] L48-4-->L41-3: Formula: (and (= v_main_~k~0_1 (+ v_main_~d~0_1 v_main_~k~0_2)) (= (+ v_main_~c~0_2 (* (- 1) v_main_~v~0_1)) v_main_~c~0_1)) InVars {main_~c~0=v_main_~c~0_2, main_~v~0=v_main_~v~0_1, main_~d~0=v_main_~d~0_1, main_~k~0=v_main_~k~0_2} OutVars{main_~c~0=v_main_~c~0_1, main_~v~0=v_main_~v~0_1, main_~d~0=v_main_~d~0_1, main_~k~0=v_main_~k~0_1} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {15964#false} is VALID [2022-04-08 00:52:34,262 INFO L290 TraceCheckUtils]: 31: Hoare triple {16063#(<= |main_#t~post8| 4)} [154] L48-1-->L48-4: Formula: (not (< |v_main_#t~post8_3| 5)) InVars {main_#t~post8=|v_main_#t~post8_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post8] {15964#false} is VALID [2022-04-08 00:52:34,263 INFO L290 TraceCheckUtils]: 30: Hoare triple {16053#(<= ~counter~0 4)} [152] L48-3-->L48-1: Formula: (and (= (+ |v_main_#t~post8_1| 1) v_~counter~0_5) (= |v_main_#t~post8_1| v_~counter~0_6)) InVars {~counter~0=v_~counter~0_6} OutVars{main_#t~post8=|v_main_#t~post8_1|, ~counter~0=v_~counter~0_5} AuxVars[] AssignedVars[~counter~0, main_#t~post8] {16063#(<= |main_#t~post8| 4)} is VALID [2022-04-08 00:52:34,263 INFO L290 TraceCheckUtils]: 29: Hoare triple {16053#(<= ~counter~0 4)} [145] L42-->L48-3: Formula: (and (= v_main_~d~0_2 1) (<= v_main_~b~0_8 v_main_~c~0_7) (= v_main_~b~0_8 v_main_~v~0_2)) InVars {main_~b~0=v_main_~b~0_8, main_~c~0=v_main_~c~0_7} OutVars{main_~c~0=v_main_~c~0_7, main_~v~0=v_main_~v~0_2, main_~d~0=v_main_~d~0_2, main_~b~0=v_main_~b~0_8} AuxVars[] AssignedVars[main_~v~0, main_~d~0] {16053#(<= ~counter~0 4)} is VALID [2022-04-08 00:52:34,263 INFO L290 TraceCheckUtils]: 28: Hoare triple {16053#(<= ~counter~0 4)} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {16053#(<= ~counter~0 4)} is VALID [2022-04-08 00:52:34,264 INFO L290 TraceCheckUtils]: 27: Hoare triple {16043#(<= ~counter~0 3)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {16053#(<= ~counter~0 4)} is VALID [2022-04-08 00:52:34,264 INFO L290 TraceCheckUtils]: 26: Hoare triple {16043#(<= ~counter~0 3)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {16043#(<= ~counter~0 3)} is VALID [2022-04-08 00:52:34,265 INFO L290 TraceCheckUtils]: 25: Hoare triple {16043#(<= ~counter~0 3)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {16043#(<= ~counter~0 3)} is VALID [2022-04-08 00:52:34,265 INFO L290 TraceCheckUtils]: 24: Hoare triple {16030#(<= ~counter~0 2)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {16043#(<= ~counter~0 3)} is VALID [2022-04-08 00:52:34,265 INFO L290 TraceCheckUtils]: 23: Hoare triple {16030#(<= ~counter~0 2)} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {16030#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:34,266 INFO L290 TraceCheckUtils]: 22: Hoare triple {16030#(<= ~counter~0 2)} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {16030#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:34,266 INFO L290 TraceCheckUtils]: 21: Hoare triple {16030#(<= ~counter~0 2)} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {16030#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:34,266 INFO L290 TraceCheckUtils]: 20: Hoare triple {16020#(<= ~counter~0 1)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {16030#(<= ~counter~0 2)} is VALID [2022-04-08 00:52:34,267 INFO L290 TraceCheckUtils]: 19: Hoare triple {16020#(<= ~counter~0 1)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {16020#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:34,267 INFO L290 TraceCheckUtils]: 18: Hoare triple {16020#(<= ~counter~0 1)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {16020#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:34,267 INFO L290 TraceCheckUtils]: 17: Hoare triple {15971#(<= ~counter~0 0)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {16020#(<= ~counter~0 1)} is VALID [2022-04-08 00:52:34,268 INFO L290 TraceCheckUtils]: 16: Hoare triple {15971#(<= ~counter~0 0)} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,268 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {15963#true} {15971#(<= ~counter~0 0)} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,268 INFO L290 TraceCheckUtils]: 14: Hoare triple {15963#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15963#true} is VALID [2022-04-08 00:52:34,268 INFO L290 TraceCheckUtils]: 13: Hoare triple {15963#true} [122] L8-->L8-2: 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[] {15963#true} is VALID [2022-04-08 00:52:34,268 INFO L290 TraceCheckUtils]: 12: Hoare triple {15963#true} [119] assume_abort_if_notENTRY-->L8: 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] {15963#true} is VALID [2022-04-08 00:52:34,268 INFO L272 TraceCheckUtils]: 11: Hoare triple {15971#(<= ~counter~0 0)} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {15963#true} is VALID [2022-04-08 00:52:34,269 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {15963#true} {15971#(<= ~counter~0 0)} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,269 INFO L290 TraceCheckUtils]: 9: Hoare triple {15963#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15963#true} is VALID [2022-04-08 00:52:34,269 INFO L290 TraceCheckUtils]: 8: Hoare triple {15963#true} [122] L8-->L8-2: 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[] {15963#true} is VALID [2022-04-08 00:52:34,269 INFO L290 TraceCheckUtils]: 7: Hoare triple {15963#true} [119] assume_abort_if_notENTRY-->L8: 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] {15963#true} is VALID [2022-04-08 00:52:34,269 INFO L272 TraceCheckUtils]: 6: Hoare triple {15971#(<= ~counter~0 0)} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {15963#true} is VALID [2022-04-08 00:52:34,269 INFO L290 TraceCheckUtils]: 5: Hoare triple {15971#(<= ~counter~0 0)} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,270 INFO L272 TraceCheckUtils]: 4: Hoare triple {15971#(<= ~counter~0 0)} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,280 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {15971#(<= ~counter~0 0)} {15963#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,280 INFO L290 TraceCheckUtils]: 2: Hoare triple {15971#(<= ~counter~0 0)} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,281 INFO L290 TraceCheckUtils]: 1: Hoare triple {15963#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {15971#(<= ~counter~0 0)} is VALID [2022-04-08 00:52:34,281 INFO L272 TraceCheckUtils]: 0: Hoare triple {15963#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15963#true} is VALID [2022-04-08 00:52:34,281 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-08 00:52:34,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:34,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303033445] [2022-04-08 00:52:34,281 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:34,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [536544392] [2022-04-08 00:52:34,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [536544392] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 00:52:34,282 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 00:52:34,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2022-04-08 00:52:34,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781510626] [2022-04-08 00:52:34,282 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-08 00:52:34,282 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 1 states have call predecessors, (5), 2 states have call successors, (5) Word has length 42 [2022-04-08 00:52:34,282 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:34,282 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 1 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:34,311 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:34,311 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-08 00:52:34,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:34,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-08 00:52:34,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-04-08 00:52:34,312 INFO L87 Difference]: Start difference. First operand 498 states and 775 transitions. Second operand has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 1 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:35,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:35,229 INFO L93 Difference]: Finished difference Result 859 states and 1363 transitions. [2022-04-08 00:52:35,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-04-08 00:52:35,230 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 1 states have call predecessors, (5), 2 states have call successors, (5) Word has length 42 [2022-04-08 00:52:35,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:35,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 1 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:35,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 132 transitions. [2022-04-08 00:52:35,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 1 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:35,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 132 transitions. [2022-04-08 00:52:35,233 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 10 states and 132 transitions. [2022-04-08 00:52:35,317 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 132 edges. 132 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:35,330 INFO L225 Difference]: With dead ends: 859 [2022-04-08 00:52:35,330 INFO L226 Difference]: Without dead ends: 504 [2022-04-08 00:52:35,331 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 76 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-04-08 00:52:35,331 INFO L913 BasicCegarLoop]: 52 mSDtfsCounter, 75 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:35,332 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [75 Valid, 167 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-08 00:52:35,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2022-04-08 00:52:35,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 502. [2022-04-08 00:52:35,949 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:35,950 INFO L82 GeneralOperation]: Start isEquivalent. First operand 504 states. Second operand has 502 states, 314 states have (on average 1.4044585987261147) internal successors, (441), 334 states have internal predecessors, (441), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 148 states have call predecessors, (167), 167 states have call successors, (167) [2022-04-08 00:52:35,951 INFO L74 IsIncluded]: Start isIncluded. First operand 504 states. Second operand has 502 states, 314 states have (on average 1.4044585987261147) internal successors, (441), 334 states have internal predecessors, (441), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 148 states have call predecessors, (167), 167 states have call successors, (167) [2022-04-08 00:52:35,951 INFO L87 Difference]: Start difference. First operand 504 states. Second operand has 502 states, 314 states have (on average 1.4044585987261147) internal successors, (441), 334 states have internal predecessors, (441), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 148 states have call predecessors, (167), 167 states have call successors, (167) [2022-04-08 00:52:35,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:35,967 INFO L93 Difference]: Finished difference Result 504 states and 778 transitions. [2022-04-08 00:52:35,967 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 778 transitions. [2022-04-08 00:52:35,968 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:35,968 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:35,969 INFO L74 IsIncluded]: Start isIncluded. First operand has 502 states, 314 states have (on average 1.4044585987261147) internal successors, (441), 334 states have internal predecessors, (441), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 148 states have call predecessors, (167), 167 states have call successors, (167) Second operand 504 states. [2022-04-08 00:52:35,970 INFO L87 Difference]: Start difference. First operand has 502 states, 314 states have (on average 1.4044585987261147) internal successors, (441), 334 states have internal predecessors, (441), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 148 states have call predecessors, (167), 167 states have call successors, (167) Second operand 504 states. [2022-04-08 00:52:35,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:35,984 INFO L93 Difference]: Finished difference Result 504 states and 778 transitions. [2022-04-08 00:52:35,984 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 778 transitions. [2022-04-08 00:52:35,986 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:35,986 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:35,986 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:35,986 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:35,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 314 states have (on average 1.4044585987261147) internal successors, (441), 334 states have internal predecessors, (441), 169 states have call successors, (169), 19 states have call predecessors, (169), 18 states have return successors, (167), 148 states have call predecessors, (167), 167 states have call successors, (167) [2022-04-08 00:52:36,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 777 transitions. [2022-04-08 00:52:36,004 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 777 transitions. Word has length 42 [2022-04-08 00:52:36,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:36,004 INFO L478 AbstractCegarLoop]: Abstraction has 502 states and 777 transitions. [2022-04-08 00:52:36,004 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 1 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 00:52:36,004 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 777 transitions. [2022-04-08 00:52:36,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-04-08 00:52:36,004 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:36,005 INFO L499 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 00:52:36,037 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:36,235 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:36,235 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:36,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:36,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1867030118, now seen corresponding path program 2 times [2022-04-08 00:52:36,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:36,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45237788] [2022-04-08 00:52:36,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:36,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:36,246 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:36,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [387063890] [2022-04-08 00:52:36,246 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 00:52:36,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:36,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:36,247 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 00:52:36,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-04-08 00:52:36,286 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 00:52:36,286 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 00:52:36,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 5 conjunts are in the unsatisfiable core [2022-04-08 00:52:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:36,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:36,391 INFO L272 TraceCheckUtils]: 0: Hoare triple {19341#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19341#true} is VALID [2022-04-08 00:52:36,391 INFO L290 TraceCheckUtils]: 1: Hoare triple {19341#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {19341#true} is VALID [2022-04-08 00:52:36,391 INFO L290 TraceCheckUtils]: 2: Hoare triple {19341#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19341#true} is VALID [2022-04-08 00:52:36,392 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {19341#true} {19341#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19341#true} is VALID [2022-04-08 00:52:36,392 INFO L272 TraceCheckUtils]: 4: Hoare triple {19341#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19341#true} is VALID [2022-04-08 00:52:36,392 INFO L290 TraceCheckUtils]: 5: Hoare triple {19341#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {19341#true} is VALID [2022-04-08 00:52:36,392 INFO L272 TraceCheckUtils]: 6: Hoare triple {19341#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {19341#true} is VALID [2022-04-08 00:52:36,392 INFO L290 TraceCheckUtils]: 7: Hoare triple {19341#true} [119] assume_abort_if_notENTRY-->L8: 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] {19341#true} is VALID [2022-04-08 00:52:36,392 INFO L290 TraceCheckUtils]: 8: Hoare triple {19341#true} [122] L8-->L8-2: 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[] {19341#true} is VALID [2022-04-08 00:52:36,392 INFO L290 TraceCheckUtils]: 9: Hoare triple {19341#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19341#true} is VALID [2022-04-08 00:52:36,392 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {19341#true} {19341#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {19341#true} is VALID [2022-04-08 00:52:36,392 INFO L272 TraceCheckUtils]: 11: Hoare triple {19341#true} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {19341#true} is VALID [2022-04-08 00:52:36,392 INFO L290 TraceCheckUtils]: 12: Hoare triple {19341#true} [119] assume_abort_if_notENTRY-->L8: 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] {19341#true} is VALID [2022-04-08 00:52:36,392 INFO L290 TraceCheckUtils]: 13: Hoare triple {19341#true} [122] L8-->L8-2: 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[] {19341#true} is VALID [2022-04-08 00:52:36,392 INFO L290 TraceCheckUtils]: 14: Hoare triple {19341#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19341#true} is VALID [2022-04-08 00:52:36,393 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {19341#true} {19341#true} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {19341#true} is VALID [2022-04-08 00:52:36,393 INFO L290 TraceCheckUtils]: 16: Hoare triple {19341#true} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {19341#true} is VALID [2022-04-08 00:52:36,393 INFO L290 TraceCheckUtils]: 17: Hoare triple {19341#true} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {19341#true} is VALID [2022-04-08 00:52:36,393 INFO L290 TraceCheckUtils]: 18: Hoare triple {19341#true} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {19341#true} is VALID [2022-04-08 00:52:36,393 INFO L290 TraceCheckUtils]: 19: Hoare triple {19341#true} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {19341#true} is VALID [2022-04-08 00:52:36,393 INFO L290 TraceCheckUtils]: 20: Hoare triple {19341#true} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {19341#true} is VALID [2022-04-08 00:52:36,393 INFO L290 TraceCheckUtils]: 21: Hoare triple {19341#true} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {19341#true} is VALID [2022-04-08 00:52:36,397 INFO L290 TraceCheckUtils]: 22: Hoare triple {19341#true} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {19412#(not (<= main_~b~0 main_~c~0))} is VALID [2022-04-08 00:52:36,397 INFO L290 TraceCheckUtils]: 23: Hoare triple {19412#(not (<= main_~b~0 main_~c~0))} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {19416#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 00:52:36,398 INFO L290 TraceCheckUtils]: 24: Hoare triple {19416#(< main_~b~0 main_~a~0)} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {19416#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 00:52:36,398 INFO L290 TraceCheckUtils]: 25: Hoare triple {19416#(< main_~b~0 main_~a~0)} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {19416#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 00:52:36,398 INFO L290 TraceCheckUtils]: 26: Hoare triple {19416#(< main_~b~0 main_~a~0)} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {19426#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 00:52:36,399 INFO L290 TraceCheckUtils]: 27: Hoare triple {19426#(< main_~b~0 main_~c~0)} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {19426#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 00:52:36,399 INFO L290 TraceCheckUtils]: 28: Hoare triple {19426#(< main_~b~0 main_~c~0)} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {19426#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 00:52:36,399 INFO L290 TraceCheckUtils]: 29: Hoare triple {19426#(< main_~b~0 main_~c~0)} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {19342#false} is VALID [2022-04-08 00:52:36,399 INFO L290 TraceCheckUtils]: 30: Hoare triple {19342#false} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {19342#false} is VALID [2022-04-08 00:52:36,400 INFO L290 TraceCheckUtils]: 31: Hoare triple {19342#false} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {19342#false} is VALID [2022-04-08 00:52:36,400 INFO L290 TraceCheckUtils]: 32: Hoare triple {19342#false} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {19342#false} is VALID [2022-04-08 00:52:36,400 INFO L290 TraceCheckUtils]: 33: Hoare triple {19342#false} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {19342#false} is VALID [2022-04-08 00:52:36,400 INFO L290 TraceCheckUtils]: 34: Hoare triple {19342#false} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {19342#false} is VALID [2022-04-08 00:52:36,400 INFO L290 TraceCheckUtils]: 35: Hoare triple {19342#false} [142] L41-1-->L41-4: Formula: (not (< |v_main_#t~post7_3| 5)) InVars {main_#t~post7=|v_main_#t~post7_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {19342#false} is VALID [2022-04-08 00:52:36,400 INFO L290 TraceCheckUtils]: 36: Hoare triple {19342#false} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {19342#false} is VALID [2022-04-08 00:52:36,400 INFO L290 TraceCheckUtils]: 37: Hoare triple {19342#false} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {19342#false} is VALID [2022-04-08 00:52:36,400 INFO L290 TraceCheckUtils]: 38: Hoare triple {19342#false} [127] L34-1-->L34-4: Formula: (not (< |v_main_#t~post6_3| 5)) InVars {main_#t~post6=|v_main_#t~post6_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {19342#false} is VALID [2022-04-08 00:52:36,400 INFO L272 TraceCheckUtils]: 39: Hoare triple {19342#false} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {19342#false} is VALID [2022-04-08 00:52:36,400 INFO L290 TraceCheckUtils]: 40: Hoare triple {19342#false} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {19342#false} is VALID [2022-04-08 00:52:36,400 INFO L290 TraceCheckUtils]: 41: Hoare triple {19342#false} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {19342#false} is VALID [2022-04-08 00:52:36,401 INFO L290 TraceCheckUtils]: 42: Hoare triple {19342#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19342#false} is VALID [2022-04-08 00:52:36,401 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-04-08 00:52:36,401 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 00:52:36,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:52:36,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45237788] [2022-04-08 00:52:36,401 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:52:36,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [387063890] [2022-04-08 00:52:36,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [387063890] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 00:52:36,401 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 00:52:36,401 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 00:52:36,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895239601] [2022-04-08 00:52:36,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 00:52:36,402 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 43 [2022-04-08 00:52:36,402 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:52:36,402 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:36,434 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:36,434 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 00:52:36,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:52:36,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 00:52:36,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-08 00:52:36,435 INFO L87 Difference]: Start difference. First operand 502 states and 777 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:37,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:37,821 INFO L93 Difference]: Finished difference Result 1073 states and 1723 transitions. [2022-04-08 00:52:37,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 00:52:37,821 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 43 [2022-04-08 00:52:37,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:52:37,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:37,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 124 transitions. [2022-04-08 00:52:37,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:37,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 124 transitions. [2022-04-08 00:52:37,824 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 124 transitions. [2022-04-08 00:52:37,915 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 124 edges. 124 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:52:37,948 INFO L225 Difference]: With dead ends: 1073 [2022-04-08 00:52:37,948 INFO L226 Difference]: Without dead ends: 760 [2022-04-08 00:52:37,949 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-04-08 00:52:37,949 INFO L913 BasicCegarLoop]: 63 mSDtfsCounter, 29 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-08 00:52:37,949 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 173 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-08 00:52:37,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 760 states. [2022-04-08 00:52:38,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 760 to 523. [2022-04-08 00:52:38,653 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:52:38,653 INFO L82 GeneralOperation]: Start isEquivalent. First operand 760 states. Second operand has 523 states, 351 states have (on average 1.396011396011396) internal successors, (490), 369 states have internal predecessors, (490), 153 states have call successors, (153), 19 states have call predecessors, (153), 18 states have return successors, (151), 134 states have call predecessors, (151), 151 states have call successors, (151) [2022-04-08 00:52:38,654 INFO L74 IsIncluded]: Start isIncluded. First operand 760 states. Second operand has 523 states, 351 states have (on average 1.396011396011396) internal successors, (490), 369 states have internal predecessors, (490), 153 states have call successors, (153), 19 states have call predecessors, (153), 18 states have return successors, (151), 134 states have call predecessors, (151), 151 states have call successors, (151) [2022-04-08 00:52:38,654 INFO L87 Difference]: Start difference. First operand 760 states. Second operand has 523 states, 351 states have (on average 1.396011396011396) internal successors, (490), 369 states have internal predecessors, (490), 153 states have call successors, (153), 19 states have call predecessors, (153), 18 states have return successors, (151), 134 states have call predecessors, (151), 151 states have call successors, (151) [2022-04-08 00:52:38,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:38,689 INFO L93 Difference]: Finished difference Result 760 states and 1199 transitions. [2022-04-08 00:52:38,689 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1199 transitions. [2022-04-08 00:52:38,692 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:38,692 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:38,693 INFO L74 IsIncluded]: Start isIncluded. First operand has 523 states, 351 states have (on average 1.396011396011396) internal successors, (490), 369 states have internal predecessors, (490), 153 states have call successors, (153), 19 states have call predecessors, (153), 18 states have return successors, (151), 134 states have call predecessors, (151), 151 states have call successors, (151) Second operand 760 states. [2022-04-08 00:52:38,694 INFO L87 Difference]: Start difference. First operand has 523 states, 351 states have (on average 1.396011396011396) internal successors, (490), 369 states have internal predecessors, (490), 153 states have call successors, (153), 19 states have call predecessors, (153), 18 states have return successors, (151), 134 states have call predecessors, (151), 151 states have call successors, (151) Second operand 760 states. [2022-04-08 00:52:38,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:52:38,731 INFO L93 Difference]: Finished difference Result 760 states and 1199 transitions. [2022-04-08 00:52:38,731 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1199 transitions. [2022-04-08 00:52:38,733 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:52:38,733 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:52:38,734 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:52:38,734 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:52:38,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 523 states, 351 states have (on average 1.396011396011396) internal successors, (490), 369 states have internal predecessors, (490), 153 states have call successors, (153), 19 states have call predecessors, (153), 18 states have return successors, (151), 134 states have call predecessors, (151), 151 states have call successors, (151) [2022-04-08 00:52:38,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 794 transitions. [2022-04-08 00:52:38,752 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 794 transitions. Word has length 43 [2022-04-08 00:52:38,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:52:38,752 INFO L478 AbstractCegarLoop]: Abstraction has 523 states and 794 transitions. [2022-04-08 00:52:38,752 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-08 00:52:38,753 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 794 transitions. [2022-04-08 00:52:38,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-04-08 00:52:38,753 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:52:38,753 INFO L499 BasicCegarLoop]: trace histogram [5, 4, 4, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 00:52:38,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-04-08 00:52:38,972 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-04-08 00:52:38,972 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:52:38,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:52:38,973 INFO L85 PathProgramCache]: Analyzing trace with hash -2059301326, now seen corresponding path program 1 times [2022-04-08 00:52:38,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:52:38,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531786293] [2022-04-08 00:52:38,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:38,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:52:38,999 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:52:39,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [343360478] [2022-04-08 00:52:39,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:52:39,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:52:39,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:52:39,001 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 00:52:39,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-04-08 00:52:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:39,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 57 conjunts are in the unsatisfiable core [2022-04-08 00:52:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 00:52:39,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 00:52:39,911 INFO L272 TraceCheckUtils]: 0: Hoare triple {23453#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:52:39,911 INFO L290 TraceCheckUtils]: 1: Hoare triple {23453#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {23453#true} is VALID [2022-04-08 00:52:39,911 INFO L290 TraceCheckUtils]: 2: Hoare triple {23453#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:52:39,911 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {23453#true} {23453#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:52:39,912 INFO L272 TraceCheckUtils]: 4: Hoare triple {23453#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:52:39,912 INFO L290 TraceCheckUtils]: 5: Hoare triple {23453#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {23453#true} is VALID [2022-04-08 00:52:39,912 INFO L272 TraceCheckUtils]: 6: Hoare triple {23453#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {23453#true} is VALID [2022-04-08 00:52:39,912 INFO L290 TraceCheckUtils]: 7: Hoare triple {23453#true} [119] assume_abort_if_notENTRY-->L8: 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] {23453#true} is VALID [2022-04-08 00:52:39,912 INFO L290 TraceCheckUtils]: 8: Hoare triple {23453#true} [122] L8-->L8-2: 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[] {23453#true} is VALID [2022-04-08 00:52:39,912 INFO L290 TraceCheckUtils]: 9: Hoare triple {23453#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:52:39,912 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {23453#true} {23453#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {23453#true} is VALID [2022-04-08 00:52:39,912 INFO L272 TraceCheckUtils]: 11: Hoare triple {23453#true} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {23453#true} is VALID [2022-04-08 00:52:39,912 INFO L290 TraceCheckUtils]: 12: Hoare triple {23453#true} [119] assume_abort_if_notENTRY-->L8: 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] {23453#true} is VALID [2022-04-08 00:52:39,913 INFO L290 TraceCheckUtils]: 13: Hoare triple {23453#true} [122] L8-->L8-2: 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[] {23453#true} is VALID [2022-04-08 00:52:39,913 INFO L290 TraceCheckUtils]: 14: Hoare triple {23453#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:52:39,913 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {23453#true} {23453#true} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {23453#true} is VALID [2022-04-08 00:52:39,913 INFO L290 TraceCheckUtils]: 16: Hoare triple {23453#true} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {23506#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,914 INFO L290 TraceCheckUtils]: 17: Hoare triple {23506#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {23506#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,914 INFO L290 TraceCheckUtils]: 18: Hoare triple {23506#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {23506#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,915 INFO L290 TraceCheckUtils]: 19: Hoare triple {23506#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {23516#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,916 INFO L290 TraceCheckUtils]: 20: Hoare triple {23516#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {23516#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,916 INFO L290 TraceCheckUtils]: 21: Hoare triple {23516#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {23516#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,917 INFO L290 TraceCheckUtils]: 22: Hoare triple {23516#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [145] L42-->L48-3: Formula: (and (= v_main_~d~0_2 1) (<= v_main_~b~0_8 v_main_~c~0_7) (= v_main_~b~0_8 v_main_~v~0_2)) InVars {main_~b~0=v_main_~b~0_8, main_~c~0=v_main_~c~0_7} OutVars{main_~c~0=v_main_~c~0_7, main_~v~0=v_main_~v~0_2, main_~d~0=v_main_~d~0_2, main_~b~0=v_main_~b~0_8} AuxVars[] AssignedVars[main_~v~0, main_~d~0] {23526#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,917 INFO L290 TraceCheckUtils]: 23: Hoare triple {23526#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [152] L48-3-->L48-1: Formula: (and (= (+ |v_main_#t~post8_1| 1) v_~counter~0_5) (= |v_main_#t~post8_1| v_~counter~0_6)) InVars {~counter~0=v_~counter~0_6} OutVars{main_#t~post8=|v_main_#t~post8_1|, ~counter~0=v_~counter~0_5} AuxVars[] AssignedVars[~counter~0, main_#t~post8] {23526#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,918 INFO L290 TraceCheckUtils]: 24: Hoare triple {23526#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [155] L48-1-->L49: Formula: (< |v_main_#t~post8_5| 5) InVars {main_#t~post8=|v_main_#t~post8_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post8] {23526#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,918 INFO L272 TraceCheckUtils]: 25: Hoare triple {23526#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [156] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {23453#true} is VALID [2022-04-08 00:52:39,918 INFO L290 TraceCheckUtils]: 26: Hoare triple {23453#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {23539#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 00:52:39,919 INFO L290 TraceCheckUtils]: 27: Hoare triple {23539#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} [135] L11-->L11-2: Formula: (not (= 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[] {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 00:52:39,919 INFO L290 TraceCheckUtils]: 28: Hoare triple {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 00:52:39,920 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} {23526#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [161] __VERIFIER_assertEXIT-->L49-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {23550#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,920 INFO L272 TraceCheckUtils]: 30: Hoare triple {23550#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} [146] L49-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* v_main_~x~0_11 v_main_~q~0_7) (* v_main_~y~0_11 v_main_~s~0_7)) v_main_~b~0_12) 1 0)) InVars {main_~q~0=v_main_~q~0_7, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_7} 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, main_~b~0, main_~s~0] {23453#true} is VALID [2022-04-08 00:52:39,921 INFO L290 TraceCheckUtils]: 31: Hoare triple {23453#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {23539#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 00:52:39,921 INFO L290 TraceCheckUtils]: 32: Hoare triple {23539#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} [135] L11-->L11-2: Formula: (not (= 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[] {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 00:52:39,922 INFO L290 TraceCheckUtils]: 33: Hoare triple {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 00:52:39,922 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} {23550#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} [162] __VERIFIER_assertEXIT-->L50: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* v_main_~x~0_11 v_main_~q~0_7) (* v_main_~y~0_11 v_main_~s~0_7)) v_main_~b~0_12) 1 0)) InVars {main_~q~0=v_main_~q~0_7, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_7} 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, main_~b~0, main_~s~0] {23550#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,923 INFO L272 TraceCheckUtils]: 35: Hoare triple {23550#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} [147] L50-->__VERIFIER_assertENTRY: Formula: (= (ite (= v_main_~a~0_9 (+ (* v_main_~k~0_7 v_main_~b~0_13) v_main_~c~0_11)) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~c~0=v_main_~c~0_11, main_~b~0=v_main_~b~0_13, main_~k~0=v_main_~k~0_7, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~k~0, main_~c~0, main_~b~0, main_~a~0] {23453#true} is VALID [2022-04-08 00:52:39,923 INFO L290 TraceCheckUtils]: 36: Hoare triple {23453#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {23453#true} is VALID [2022-04-08 00:52:39,923 INFO L290 TraceCheckUtils]: 37: Hoare triple {23453#true} [135] L11-->L11-2: Formula: (not (= 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[] {23453#true} is VALID [2022-04-08 00:52:39,923 INFO L290 TraceCheckUtils]: 38: Hoare triple {23453#true} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:52:39,924 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {23453#true} {23550#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} [163] __VERIFIER_assertEXIT-->L51: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= v_main_~a~0_9 (+ (* v_main_~k~0_7 v_main_~b~0_13) v_main_~c~0_11)) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~c~0=v_main_~c~0_11, main_~b~0=v_main_~b~0_13, main_~k~0=v_main_~k~0_7, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~k~0, main_~c~0, main_~b~0, main_~a~0] {23550#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,924 INFO L272 TraceCheckUtils]: 40: Hoare triple {23550#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} [148] L51-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_4| (ite (= v_main_~v~0_8 (* v_main_~d~0_7 v_main_~b~0_14)) 1 0)) InVars {main_~v~0=v_main_~v~0_8, main_~d~0=v_main_~d~0_7, main_~b~0=v_main_~b~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~v~0, main_~d~0, main_~b~0] {23453#true} is VALID [2022-04-08 00:52:39,924 INFO L290 TraceCheckUtils]: 41: Hoare triple {23453#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {23453#true} is VALID [2022-04-08 00:52:39,924 INFO L290 TraceCheckUtils]: 42: Hoare triple {23453#true} [135] L11-->L11-2: Formula: (not (= 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[] {23453#true} is VALID [2022-04-08 00:52:39,924 INFO L290 TraceCheckUtils]: 43: Hoare triple {23453#true} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:52:39,925 INFO L284 TraceCheckUtils]: 44: Hoare quadruple {23453#true} {23550#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} [164] __VERIFIER_assertEXIT-->L52: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_4| (ite (= v_main_~v~0_8 (* v_main_~d~0_7 v_main_~b~0_14)) 1 0)) InVars {main_~v~0=v_main_~v~0_8, main_~d~0=v_main_~d~0_7, main_~b~0=v_main_~b~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~v~0, main_~d~0, main_~b~0] {23550#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,925 INFO L290 TraceCheckUtils]: 45: Hoare triple {23550#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} [149] L52-->L48-4: Formula: (not (<= (* v_main_~v~0_5 2) v_main_~c~0_9)) InVars {main_~c~0=v_main_~c~0_9, main_~v~0=v_main_~v~0_5} OutVars{main_~c~0=v_main_~c~0_9, main_~v~0=v_main_~v~0_5} AuxVars[] AssignedVars[] {23550#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,926 INFO L290 TraceCheckUtils]: 46: Hoare triple {23550#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} [153] L48-4-->L41-3: Formula: (and (= v_main_~k~0_1 (+ v_main_~d~0_1 v_main_~k~0_2)) (= (+ v_main_~c~0_2 (* (- 1) v_main_~v~0_1)) v_main_~c~0_1)) InVars {main_~c~0=v_main_~c~0_2, main_~v~0=v_main_~v~0_1, main_~d~0=v_main_~d~0_1, main_~k~0=v_main_~k~0_2} OutVars{main_~c~0=v_main_~c~0_1, main_~v~0=v_main_~v~0_1, main_~d~0=v_main_~d~0_1, main_~k~0=v_main_~k~0_1} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {23602#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,926 INFO L290 TraceCheckUtils]: 47: Hoare triple {23602#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~q~0 0) (= main_~p~0 1))} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {23602#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,927 INFO L290 TraceCheckUtils]: 48: Hoare triple {23602#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~q~0 0) (= main_~p~0 1))} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {23602#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,927 INFO L290 TraceCheckUtils]: 49: Hoare triple {23602#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~q~0 0) (= main_~p~0 1))} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {23602#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 00:52:39,928 INFO L290 TraceCheckUtils]: 50: Hoare triple {23602#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~q~0 0) (= main_~p~0 1))} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {23615#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ main_~q~0 main_~p~0) 1) (= main_~p~0 0) (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 00:52:39,928 INFO L290 TraceCheckUtils]: 51: Hoare triple {23615#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ main_~q~0 main_~p~0) 1) (= main_~p~0 0) (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {23615#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ main_~q~0 main_~p~0) 1) (= main_~p~0 0) (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 00:52:39,929 INFO L290 TraceCheckUtils]: 52: Hoare triple {23615#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ main_~q~0 main_~p~0) 1) (= main_~p~0 0) (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {23615#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ main_~q~0 main_~p~0) 1) (= main_~p~0 0) (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 00:52:39,929 INFO L290 TraceCheckUtils]: 53: Hoare triple {23615#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ main_~q~0 main_~p~0) 1) (= main_~p~0 0) (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} [131] L35-->L34-4: Formula: (= v_main_~b~0_5 0) InVars {main_~b~0=v_main_~b~0_5} OutVars{main_~b~0=v_main_~b~0_5} AuxVars[] AssignedVars[] {23625#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ main_~q~0 main_~p~0) 1) (= main_~p~0 0) (= main_~r~0 1) (= (+ main_~x~0 (* (- 1) main_~y~0)) 0) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 00:52:39,930 INFO L272 TraceCheckUtils]: 54: Hoare triple {23625#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ main_~q~0 main_~p~0) 1) (= main_~p~0 0) (= main_~r~0 1) (= (+ main_~x~0 (* (- 1) main_~y~0)) 0) (= main_~a~0 main_~y~0))} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {23629#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 00:52:39,931 INFO L290 TraceCheckUtils]: 55: Hoare triple {23629#(<= 1 |__VERIFIER_assert_#in~cond|)} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {23633#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 00:52:39,931 INFO L290 TraceCheckUtils]: 56: Hoare triple {23633#(<= 1 __VERIFIER_assert_~cond)} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {23454#false} is VALID [2022-04-08 00:52:39,931 INFO L290 TraceCheckUtils]: 57: Hoare triple {23454#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23454#false} is VALID [2022-04-08 00:52:39,932 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-04-08 00:52:39,932 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 00:53:28,536 INFO L290 TraceCheckUtils]: 57: Hoare triple {23454#false} [138] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23454#false} is VALID [2022-04-08 00:53:28,537 INFO L290 TraceCheckUtils]: 56: Hoare triple {23633#(<= 1 __VERIFIER_assert_~cond)} [134] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {23454#false} is VALID [2022-04-08 00:53:28,537 INFO L290 TraceCheckUtils]: 55: Hoare triple {23629#(<= 1 |__VERIFIER_assert_#in~cond|)} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {23633#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 00:53:28,539 INFO L272 TraceCheckUtils]: 54: Hoare triple {23649#(= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [126] L34-4-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_12 v_main_~r~0_8) (* (- 1) (* v_main_~y~0_12 v_main_~s~0_8)) (* (- 1) (* v_main_~x~0_12 v_main_~q~0_8)) (* v_main_~x~0_12 v_main_~p~0_8)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_5|) InVars {main_~q~0=v_main_~q~0_8, main_~x~0=v_main_~x~0_12, main_~y~0=v_main_~y~0_12, main_~p~0=v_main_~p~0_8, main_~r~0=v_main_~r~0_8, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {23629#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 00:53:28,539 INFO L290 TraceCheckUtils]: 53: Hoare triple {23653#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} [131] L35-->L34-4: Formula: (= v_main_~b~0_5 0) InVars {main_~b~0=v_main_~b~0_5} OutVars{main_~b~0=v_main_~b~0_5} AuxVars[] AssignedVars[] {23649#(= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 00:53:28,540 INFO L290 TraceCheckUtils]: 52: Hoare triple {23653#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {23653#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} is VALID [2022-04-08 00:53:28,540 INFO L290 TraceCheckUtils]: 51: Hoare triple {23653#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {23653#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} is VALID [2022-04-08 00:53:28,829 INFO L290 TraceCheckUtils]: 50: Hoare triple {23663#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [141] L41-4-->L34-3: Formula: (and (= v_main_~r~0_1 v_main_~s~0_2) (= v_main_~b~0_1 v_main_~c~0_3) (= v_main_~p~0_2 (+ v_main_~q~0_1 (* v_main_~k~0_3 v_main_~q~0_2))) (= v_main_~r~0_2 v_main_~temp~0_1) (= v_main_~p~0_1 v_main_~q~0_2) (= v_main_~a~0_1 v_main_~b~0_2) (= v_main_~s~0_1 (+ v_main_~temp~0_1 (* (- 1) (* v_main_~k~0_3 v_main_~s~0_2))))) InVars {main_~q~0=v_main_~q~0_2, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_2, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~temp~0=v_main_~temp~0_1, main_~k~0=v_main_~k~0_3, main_~c~0=v_main_~c~0_3, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_~temp~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {23653#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} is VALID [2022-04-08 00:53:28,830 INFO L290 TraceCheckUtils]: 49: Hoare triple {23663#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [144] L42-->L41-4: Formula: (not (<= v_main_~b~0_7 v_main_~c~0_6)) InVars {main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} OutVars{main_~b~0=v_main_~b~0_7, main_~c~0=v_main_~c~0_6} AuxVars[] AssignedVars[] {23663#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 00:53:28,831 INFO L290 TraceCheckUtils]: 48: Hoare triple {23663#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {23663#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 00:53:28,831 INFO L290 TraceCheckUtils]: 47: Hoare triple {23663#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {23663#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 00:53:28,868 INFO L290 TraceCheckUtils]: 46: Hoare triple {23676#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [153] L48-4-->L41-3: Formula: (and (= v_main_~k~0_1 (+ v_main_~d~0_1 v_main_~k~0_2)) (= (+ v_main_~c~0_2 (* (- 1) v_main_~v~0_1)) v_main_~c~0_1)) InVars {main_~c~0=v_main_~c~0_2, main_~v~0=v_main_~v~0_1, main_~d~0=v_main_~d~0_1, main_~k~0=v_main_~k~0_2} OutVars{main_~c~0=v_main_~c~0_1, main_~v~0=v_main_~v~0_1, main_~d~0=v_main_~d~0_1, main_~k~0=v_main_~k~0_1} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {23663#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 00:53:28,868 INFO L290 TraceCheckUtils]: 45: Hoare triple {23676#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [149] L52-->L48-4: Formula: (not (<= (* v_main_~v~0_5 2) v_main_~c~0_9)) InVars {main_~c~0=v_main_~c~0_9, main_~v~0=v_main_~v~0_5} OutVars{main_~c~0=v_main_~c~0_9, main_~v~0=v_main_~v~0_5} AuxVars[] AssignedVars[] {23676#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 00:53:28,869 INFO L284 TraceCheckUtils]: 44: Hoare quadruple {23453#true} {23676#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [164] __VERIFIER_assertEXIT-->L52: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_4| (ite (= v_main_~v~0_8 (* v_main_~d~0_7 v_main_~b~0_14)) 1 0)) InVars {main_~v~0=v_main_~v~0_8, main_~d~0=v_main_~d~0_7, main_~b~0=v_main_~b~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~v~0, main_~d~0, main_~b~0] {23676#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 00:53:28,869 INFO L290 TraceCheckUtils]: 43: Hoare triple {23453#true} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:53:28,869 INFO L290 TraceCheckUtils]: 42: Hoare triple {23453#true} [135] L11-->L11-2: Formula: (not (= 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[] {23453#true} is VALID [2022-04-08 00:53:28,869 INFO L290 TraceCheckUtils]: 41: Hoare triple {23453#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {23453#true} is VALID [2022-04-08 00:53:28,869 INFO L272 TraceCheckUtils]: 40: Hoare triple {23676#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [148] L51-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_4| (ite (= v_main_~v~0_8 (* v_main_~d~0_7 v_main_~b~0_14)) 1 0)) InVars {main_~v~0=v_main_~v~0_8, main_~d~0=v_main_~d~0_7, main_~b~0=v_main_~b~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~v~0, main_~d~0, main_~b~0] {23453#true} is VALID [2022-04-08 00:53:28,870 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {23453#true} {23676#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [163] __VERIFIER_assertEXIT-->L51: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= v_main_~a~0_9 (+ (* v_main_~k~0_7 v_main_~b~0_13) v_main_~c~0_11)) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~c~0=v_main_~c~0_11, main_~b~0=v_main_~b~0_13, main_~k~0=v_main_~k~0_7, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~k~0, main_~c~0, main_~b~0, main_~a~0] {23676#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 00:53:28,870 INFO L290 TraceCheckUtils]: 38: Hoare triple {23453#true} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:53:28,870 INFO L290 TraceCheckUtils]: 37: Hoare triple {23453#true} [135] L11-->L11-2: Formula: (not (= 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[] {23453#true} is VALID [2022-04-08 00:53:28,870 INFO L290 TraceCheckUtils]: 36: Hoare triple {23453#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {23453#true} is VALID [2022-04-08 00:53:28,870 INFO L272 TraceCheckUtils]: 35: Hoare triple {23676#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [147] L50-->__VERIFIER_assertENTRY: Formula: (= (ite (= v_main_~a~0_9 (+ (* v_main_~k~0_7 v_main_~b~0_13) v_main_~c~0_11)) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~c~0=v_main_~c~0_11, main_~b~0=v_main_~b~0_13, main_~k~0=v_main_~k~0_7, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~k~0, main_~c~0, main_~b~0, main_~a~0] {23453#true} is VALID [2022-04-08 00:53:28,871 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} {23713#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [162] __VERIFIER_assertEXIT-->L50: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* v_main_~x~0_11 v_main_~q~0_7) (* v_main_~y~0_11 v_main_~s~0_7)) v_main_~b~0_12) 1 0)) InVars {main_~q~0=v_main_~q~0_7, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_7} 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, main_~b~0, main_~s~0] {23676#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 00:53:28,872 INFO L290 TraceCheckUtils]: 33: Hoare triple {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 00:53:28,872 INFO L290 TraceCheckUtils]: 32: Hoare triple {23723#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} [135] L11-->L11-2: Formula: (not (= 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[] {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 00:53:28,872 INFO L290 TraceCheckUtils]: 31: Hoare triple {23453#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {23723#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 00:53:28,872 INFO L272 TraceCheckUtils]: 30: Hoare triple {23713#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [146] L49-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* v_main_~x~0_11 v_main_~q~0_7) (* v_main_~y~0_11 v_main_~s~0_7)) v_main_~b~0_12) 1 0)) InVars {main_~q~0=v_main_~q~0_7, main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_7} 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, main_~b~0, main_~s~0] {23453#true} is VALID [2022-04-08 00:53:28,873 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} {23730#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [161] __VERIFIER_assertEXIT-->L49-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {23713#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 00:53:28,874 INFO L290 TraceCheckUtils]: 28: Hoare triple {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} [140] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 00:53:28,874 INFO L290 TraceCheckUtils]: 27: Hoare triple {23723#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} [135] L11-->L11-2: Formula: (not (= 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[] {23543#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 00:53:28,874 INFO L290 TraceCheckUtils]: 26: Hoare triple {23453#true} [130] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |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_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {23723#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 00:53:28,874 INFO L272 TraceCheckUtils]: 25: Hoare triple {23730#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [156] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= v_main_~a~0_8 (+ (* v_main_~x~0_10 v_main_~p~0_7) (* v_main_~y~0_10 v_main_~r~0_7))) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~x~0=v_main_~x~0_10, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~a~0=v_main_~a~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {23453#true} is VALID [2022-04-08 00:53:28,875 INFO L290 TraceCheckUtils]: 24: Hoare triple {23730#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [155] L48-1-->L49: Formula: (< |v_main_#t~post8_5| 5) InVars {main_#t~post8=|v_main_#t~post8_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post8] {23730#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 00:53:28,876 INFO L290 TraceCheckUtils]: 23: Hoare triple {23730#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} [152] L48-3-->L48-1: Formula: (and (= (+ |v_main_#t~post8_1| 1) v_~counter~0_5) (= |v_main_#t~post8_1| v_~counter~0_6)) InVars {~counter~0=v_~counter~0_6} OutVars{main_#t~post8=|v_main_#t~post8_1|, ~counter~0=v_~counter~0_5} AuxVars[] AssignedVars[~counter~0, main_#t~post8] {23730#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 00:53:28,877 INFO L290 TraceCheckUtils]: 22: Hoare triple {23752#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) main_~b~0 (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~c~0 main_~b~0)))} [145] L42-->L48-3: Formula: (and (= v_main_~d~0_2 1) (<= v_main_~b~0_8 v_main_~c~0_7) (= v_main_~b~0_8 v_main_~v~0_2)) InVars {main_~b~0=v_main_~b~0_8, main_~c~0=v_main_~c~0_7} OutVars{main_~c~0=v_main_~c~0_7, main_~v~0=v_main_~v~0_2, main_~d~0=v_main_~d~0_2, main_~b~0=v_main_~b~0_8} AuxVars[] AssignedVars[main_~v~0, main_~d~0] {23730#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 00:53:28,877 INFO L290 TraceCheckUtils]: 21: Hoare triple {23752#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) main_~b~0 (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~c~0 main_~b~0)))} [143] L41-1-->L42: Formula: (< |v_main_#t~post7_5| 5) InVars {main_#t~post7=|v_main_#t~post7_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post7] {23752#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) main_~b~0 (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~c~0 main_~b~0)))} is VALID [2022-04-08 00:53:28,878 INFO L290 TraceCheckUtils]: 20: Hoare triple {23752#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) main_~b~0 (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~c~0 main_~b~0)))} [137] L41-3-->L41-1: Formula: (and (= |v_main_#t~post7_1| v_~counter~0_4) (= (+ |v_main_#t~post7_1| 1) v_~counter~0_3)) InVars {~counter~0=v_~counter~0_4} OutVars{~counter~0=v_~counter~0_3, main_#t~post7=|v_main_#t~post7_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post7] {23752#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) main_~b~0 (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~c~0 main_~b~0)))} is VALID [2022-04-08 00:53:28,879 INFO L290 TraceCheckUtils]: 19: Hoare triple {23453#true} [132] L35-->L41-3: Formula: (and (not (= v_main_~b~0_6 0)) (= v_main_~k~0_4 0) (= v_main_~a~0_5 v_main_~c~0_4)) InVars {main_~b~0=v_main_~b~0_6, main_~a~0=v_main_~a~0_5} OutVars{main_~c~0=v_main_~c~0_4, main_~b~0=v_main_~b~0_6, main_~k~0=v_main_~k~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_~k~0, main_~c~0] {23752#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) main_~b~0 (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~c~0 main_~b~0)))} is VALID [2022-04-08 00:53:28,879 INFO L290 TraceCheckUtils]: 18: Hoare triple {23453#true} [128] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 5) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {23453#true} is VALID [2022-04-08 00:53:28,879 INFO L290 TraceCheckUtils]: 17: Hoare triple {23453#true} [124] L34-3-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {23453#true} is VALID [2022-04-08 00:53:28,879 INFO L290 TraceCheckUtils]: 16: Hoare triple {23453#true} [120] L25-->L34-3: Formula: (and (= v_main_~b~0_4 v_main_~y~0_6) (= v_main_~q~0_5 0) (= v_main_~s~0_5 1) (= v_main_~p~0_5 1) (= v_main_~a~0_4 v_main_~x~0_6) (= v_main_~r~0_5 0)) InVars {main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6} OutVars{main_~q~0=v_main_~q~0_5, main_~x~0=v_main_~x~0_6, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_4, main_~p~0=v_main_~p~0_5, main_~r~0=v_main_~r~0_5, main_~s~0=v_main_~s~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {23453#true} is VALID [2022-04-08 00:53:28,879 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {23453#true} {23453#true} [159] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {23453#true} is VALID [2022-04-08 00:53:28,879 INFO L290 TraceCheckUtils]: 14: Hoare triple {23453#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:53:28,879 INFO L290 TraceCheckUtils]: 13: Hoare triple {23453#true} [122] L8-->L8-2: 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[] {23453#true} is VALID [2022-04-08 00:53:28,879 INFO L290 TraceCheckUtils]: 12: Hoare triple {23453#true} [119] assume_abort_if_notENTRY-->L8: 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] {23453#true} is VALID [2022-04-08 00:53:28,879 INFO L272 TraceCheckUtils]: 11: Hoare triple {23453#true} [118] L24-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (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_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {23453#true} is VALID [2022-04-08 00:53:28,880 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {23453#true} {23453#true} [158] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {23453#true} is VALID [2022-04-08 00:53:28,880 INFO L290 TraceCheckUtils]: 9: Hoare triple {23453#true} [125] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:53:28,880 INFO L290 TraceCheckUtils]: 8: Hoare triple {23453#true} [122] L8-->L8-2: 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[] {23453#true} is VALID [2022-04-08 00:53:28,880 INFO L290 TraceCheckUtils]: 7: Hoare triple {23453#true} [119] assume_abort_if_notENTRY-->L8: 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] {23453#true} is VALID [2022-04-08 00:53:28,880 INFO L272 TraceCheckUtils]: 6: Hoare triple {23453#true} [117] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_9) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {23453#true} is VALID [2022-04-08 00:53:28,880 INFO L290 TraceCheckUtils]: 5: Hoare triple {23453#true} [115] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, 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_3, main_~p~0=v_main_~p~0_3, main_~r~0=v_main_~r~0_3, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {23453#true} is VALID [2022-04-08 00:53:28,880 INFO L272 TraceCheckUtils]: 4: Hoare triple {23453#true} [112] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:53:28,880 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {23453#true} {23453#true} [157] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:53:28,880 INFO L290 TraceCheckUtils]: 2: Hoare triple {23453#true} [116] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:53:28,880 INFO L290 TraceCheckUtils]: 1: Hoare triple {23453#true} [113] 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) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= v_~counter~0_7 0) (= (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{~counter~0=v_~counter~0_7, #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[~counter~0, #NULL.offset, #NULL.base] {23453#true} is VALID [2022-04-08 00:53:28,880 INFO L272 TraceCheckUtils]: 0: Hoare triple {23453#true} [111] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23453#true} is VALID [2022-04-08 00:53:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 17 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-04-08 00:53:28,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 00:53:28,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531786293] [2022-04-08 00:53:28,881 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 00:53:28,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343360478] [2022-04-08 00:53:28,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343360478] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 00:53:28,881 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 00:53:28,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 21 [2022-04-08 00:53:28,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161229786] [2022-04-08 00:53:28,881 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-08 00:53:28,882 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 19 states have internal predecessors, (53), 8 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 4 states have call predecessors, (11), 6 states have call successors, (11) Word has length 58 [2022-04-08 00:53:28,882 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 00:53:28,882 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 21 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 19 states have internal predecessors, (53), 8 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 4 states have call predecessors, (11), 6 states have call successors, (11) [2022-04-08 00:53:29,044 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 00:53:29,044 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-04-08 00:53:29,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 00:53:29,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-04-08 00:53:29,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=349, Unknown=0, NotChecked=0, Total=420 [2022-04-08 00:53:29,045 INFO L87 Difference]: Start difference. First operand 523 states and 794 transitions. Second operand has 21 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 19 states have internal predecessors, (53), 8 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 4 states have call predecessors, (11), 6 states have call successors, (11) [2022-04-08 00:53:43,960 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-04-08 00:53:46,142 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 [] [2022-04-08 00:53:49,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:53:49,481 INFO L93 Difference]: Finished difference Result 830 states and 1281 transitions. [2022-04-08 00:53:49,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-04-08 00:53:49,481 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 19 states have internal predecessors, (53), 8 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 4 states have call predecessors, (11), 6 states have call successors, (11) Word has length 58 [2022-04-08 00:53:49,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 00:53:49,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 19 states have internal predecessors, (53), 8 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 4 states have call predecessors, (11), 6 states have call successors, (11) [2022-04-08 00:53:49,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 304 transitions. [2022-04-08 00:53:49,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 19 states have internal predecessors, (53), 8 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 4 states have call predecessors, (11), 6 states have call successors, (11) [2022-04-08 00:53:49,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 304 transitions. [2022-04-08 00:53:49,488 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 29 states and 304 transitions. [2022-04-08 00:54:00,427 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 304 edges. 302 inductive. 0 not inductive. 2 times theorem prover too weak to decide inductivity. [2022-04-08 00:54:00,460 INFO L225 Difference]: With dead ends: 830 [2022-04-08 00:54:00,460 INFO L226 Difference]: Without dead ends: 826 [2022-04-08 00:54:00,460 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 274 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=261, Invalid=1299, Unknown=0, NotChecked=0, Total=1560 [2022-04-08 00:54:00,461 INFO L913 BasicCegarLoop]: 56 mSDtfsCounter, 163 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 1308 mSolverCounterSat, 214 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 1523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 1308 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2022-04-08 00:54:00,461 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [180 Valid, 621 Invalid, 1523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 1308 Invalid, 1 Unknown, 0 Unchecked, 9.8s Time] [2022-04-08 00:54:00,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2022-04-08 00:54:01,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 673. [2022-04-08 00:54:01,375 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 00:54:01,376 INFO L82 GeneralOperation]: Start isEquivalent. First operand 826 states. Second operand has 673 states, 474 states have (on average 1.40084388185654) internal successors, (664), 486 states have internal predecessors, (664), 177 states have call successors, (177), 22 states have call predecessors, (177), 21 states have return successors, (175), 164 states have call predecessors, (175), 175 states have call successors, (175) [2022-04-08 00:54:01,376 INFO L74 IsIncluded]: Start isIncluded. First operand 826 states. Second operand has 673 states, 474 states have (on average 1.40084388185654) internal successors, (664), 486 states have internal predecessors, (664), 177 states have call successors, (177), 22 states have call predecessors, (177), 21 states have return successors, (175), 164 states have call predecessors, (175), 175 states have call successors, (175) [2022-04-08 00:54:01,377 INFO L87 Difference]: Start difference. First operand 826 states. Second operand has 673 states, 474 states have (on average 1.40084388185654) internal successors, (664), 486 states have internal predecessors, (664), 177 states have call successors, (177), 22 states have call predecessors, (177), 21 states have return successors, (175), 164 states have call predecessors, (175), 175 states have call successors, (175) [2022-04-08 00:54:01,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:54:01,410 INFO L93 Difference]: Finished difference Result 826 states and 1265 transitions. [2022-04-08 00:54:01,410 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1265 transitions. [2022-04-08 00:54:01,412 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:54:01,412 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:54:01,413 INFO L74 IsIncluded]: Start isIncluded. First operand has 673 states, 474 states have (on average 1.40084388185654) internal successors, (664), 486 states have internal predecessors, (664), 177 states have call successors, (177), 22 states have call predecessors, (177), 21 states have return successors, (175), 164 states have call predecessors, (175), 175 states have call successors, (175) Second operand 826 states. [2022-04-08 00:54:01,414 INFO L87 Difference]: Start difference. First operand has 673 states, 474 states have (on average 1.40084388185654) internal successors, (664), 486 states have internal predecessors, (664), 177 states have call successors, (177), 22 states have call predecessors, (177), 21 states have return successors, (175), 164 states have call predecessors, (175), 175 states have call successors, (175) Second operand 826 states. [2022-04-08 00:54:01,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 00:54:01,446 INFO L93 Difference]: Finished difference Result 826 states and 1265 transitions. [2022-04-08 00:54:01,446 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1265 transitions. [2022-04-08 00:54:01,448 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 00:54:01,448 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 00:54:01,448 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 00:54:01,448 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 00:54:01,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 673 states, 474 states have (on average 1.40084388185654) internal successors, (664), 486 states have internal predecessors, (664), 177 states have call successors, (177), 22 states have call predecessors, (177), 21 states have return successors, (175), 164 states have call predecessors, (175), 175 states have call successors, (175) [2022-04-08 00:54:01,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 1016 transitions. [2022-04-08 00:54:01,473 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 1016 transitions. Word has length 58 [2022-04-08 00:54:01,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 00:54:01,473 INFO L478 AbstractCegarLoop]: Abstraction has 673 states and 1016 transitions. [2022-04-08 00:54:01,473 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 19 states have internal predecessors, (53), 8 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 4 states have call predecessors, (11), 6 states have call successors, (11) [2022-04-08 00:54:01,473 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1016 transitions. [2022-04-08 00:54:01,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-04-08 00:54:01,474 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 00:54:01,474 INFO L499 BasicCegarLoop]: trace histogram [5, 4, 4, 3, 3, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 00:54:01,497 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-04-08 00:54:01,697 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-04-08 00:54:01,697 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 00:54:01,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 00:54:01,698 INFO L85 PathProgramCache]: Analyzing trace with hash -80402644, now seen corresponding path program 1 times [2022-04-08 00:54:01,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 00:54:01,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952491892] [2022-04-08 00:54:01,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:54:01,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 00:54:01,714 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 00:54:01,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1743164524] [2022-04-08 00:54:01,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 00:54:01,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 00:54:01,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 00:54:01,716 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 00:54:01,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-04-08 00:54:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-08 00:54:01,766 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-08 00:54:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-08 00:54:01,847 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-08 00:54:01,847 INFO L618 BasicCegarLoop]: Counterexample is feasible [2022-04-08 00:54:01,848 INFO L788 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-08 00:54:01,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-04-08 00:54:02,065 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-04-08 00:54:02,068 INFO L719 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 00:54:02,070 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-08 00:54:02,106 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2022-04-08 00:54:02,106 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2022-04-08 00:54:02,106 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2022-04-08 00:54:02,106 WARN L170 areAnnotationChecker]: assume_abort_if_notENTRY has no Hoare annotation [2022-04-08 00:54:02,106 WARN L170 areAnnotationChecker]: __VERIFIER_assertENTRY has no Hoare annotation [2022-04-08 00:54:02,106 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L24 has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L8-2 has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L12 has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L12 has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L11-2 has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: assume_abort_if_notEXIT has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: assume_abort_if_notEXIT has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L24-1 has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L49-1 has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L50 has no Hoare annotation [2022-04-08 00:54:02,107 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L52 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L52 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L73 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L34-3 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L34-3 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L48-4 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L48-3 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L48-3 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L34-4 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L34-1 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L34-1 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L41-3 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L41-3 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L48-1 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L48-1 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L41-4 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L41-1 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L41-1 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: L49 has no Hoare annotation [2022-04-08 00:54:02,108 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2022-04-08 00:54:02,109 WARN L170 areAnnotationChecker]: L42 has no Hoare annotation [2022-04-08 00:54:02,109 WARN L170 areAnnotationChecker]: L42 has no Hoare annotation [2022-04-08 00:54:02,109 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2022-04-08 00:54:02,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.04 12:54:02 BasicIcfg [2022-04-08 00:54:02,109 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-08 00:54:02,110 INFO L158 Benchmark]: Toolchain (without parser) took 112753.42ms. Allocated memory was 212.9MB in the beginning and 333.4MB in the end (delta: 120.6MB). Free memory was 160.9MB in the beginning and 123.8MB in the end (delta: 37.1MB). Peak memory consumption was 159.2MB. Max. memory is 8.0GB. [2022-04-08 00:54:02,110 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 212.9MB. Free memory was 177.2MB in the beginning and 177.0MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 8.0GB. [2022-04-08 00:54:02,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.28ms. Allocated memory is still 212.9MB. Free memory was 160.7MB in the beginning and 187.9MB in the end (delta: -27.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-04-08 00:54:02,110 INFO L158 Benchmark]: Boogie Preprocessor took 31.65ms. Allocated memory is still 212.9MB. Free memory was 187.9MB in the beginning and 186.5MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-04-08 00:54:02,110 INFO L158 Benchmark]: RCFGBuilder took 332.00ms. Allocated memory is still 212.9MB. Free memory was 186.5MB in the beginning and 173.2MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-04-08 00:54:02,111 INFO L158 Benchmark]: IcfgTransformer took 52.00ms. Allocated memory is still 212.9MB. Free memory was 173.2MB in the beginning and 171.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-04-08 00:54:02,111 INFO L158 Benchmark]: TraceAbstraction took 112088.61ms. Allocated memory was 212.9MB in the beginning and 333.4MB in the end (delta: 120.6MB). Free memory was 170.8MB in the beginning and 123.8MB in the end (delta: 47.0MB). Peak memory consumption was 168.9MB. Max. memory is 8.0GB. [2022-04-08 00:54:02,111 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 0.08ms. Allocated memory is still 212.9MB. Free memory was 177.2MB in the beginning and 177.0MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 243.28ms. Allocated memory is still 212.9MB. Free memory was 160.7MB in the beginning and 187.9MB in the end (delta: -27.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.65ms. Allocated memory is still 212.9MB. Free memory was 187.9MB in the beginning and 186.5MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 332.00ms. Allocated memory is still 212.9MB. Free memory was 186.5MB in the beginning and 173.2MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * IcfgTransformer took 52.00ms. Allocated memory is still 212.9MB. Free memory was 173.2MB in the beginning and 171.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * TraceAbstraction took 112088.61ms. Allocated memory was 212.9MB in the beginning and 333.4MB in the end (delta: 120.6MB). Free memory was 170.8MB in the beginning and 123.8MB in the end (delta: 47.0MB). Peak memory consumption was 168.9MB. 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 - CounterExampleResult [Line: 13]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L18] int counter = 0; VAL [\old(counter)=10, counter=0] [L20] int x, y; [L21] long long a, b, p, q, r, s; [L22] x = __VERIFIER_nondet_int() [L23] y = __VERIFIER_nondet_int() [L24] CALL assume_abort_if_not(x >= 1) VAL [\old(cond)=1, \old(counter)=0, counter=0] [L8] COND FALSE !(!cond) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=0] [L24] RET assume_abort_if_not(x >= 1) VAL [\old(counter)=0, counter=0, x=2, y=3] [L25] CALL assume_abort_if_not(y >= 1) VAL [\old(cond)=1, \old(counter)=0, counter=0] [L8] COND FALSE !(!cond) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=0] [L25] RET assume_abort_if_not(y >= 1) VAL [\old(counter)=0, counter=0, x=2, y=3] [L27] a = x [L28] b = y [L29] p = 1 [L30] q = 0 [L31] r = 0 [L32] s = 1 VAL [\old(counter)=0, a=2, b=3, counter=0, p=1, q=0, r=0, s=1, x=2, y=3] [L34] EXPR counter++ VAL [\old(counter)=0, a=2, b=3, counter=1, counter++=0, p=1, q=0, r=0, s=1, x=2, y=3] [L34] COND TRUE counter++<5 [L35] COND FALSE !(!(b != 0)) [L37] long long c, k; [L38] c = a [L39] k = 0 VAL [\old(counter)=0, a=2, b=3, c=2, counter=1, k=0, p=1, q=0, r=0, s=1, x=2, y=3] [L41] EXPR counter++ VAL [\old(counter)=0, a=2, b=3, c=2, counter=2, counter++=1, k=0, p=1, q=0, r=0, s=1, x=2, y=3] [L41] COND TRUE counter++<5 [L42] COND TRUE !(c >= b) VAL [\old(counter)=0, a=2, b=3, c=2, counter=2, k=0, p=1, q=0, r=0, s=1, x=2, y=3] [L63] a = b [L64] b = c [L65] long long temp; [L66] temp = p [L67] p = q [L68] q = temp - q * k [L69] temp = r [L70] r = s [L71] s = temp - s * k VAL [\old(counter)=0, a=3, b=2, c=2, counter=2, k=0, p=0, q=1, r=1, s=0, temp=0, x=2, y=3] [L34] EXPR counter++ VAL [\old(counter)=0, a=3, b=2, c=2, counter=3, counter++=2, k=0, p=0, q=1, r=1, s=0, temp=0, x=2, y=3] [L34] COND TRUE counter++<5 [L35] COND FALSE !(!(b != 0)) [L37] long long c, k; [L38] c = a [L39] k = 0 VAL [\old(counter)=0, a=3, b=2, c=3, counter=3, k=0, p=0, q=1, r=1, s=0, temp=0, x=2, y=3] [L41] EXPR counter++ VAL [\old(counter)=0, a=3, b=2, c=3, counter=4, counter++=3, k=0, p=0, q=1, r=1, s=0, temp=0, x=2, y=3] [L41] COND TRUE counter++<5 [L42] COND FALSE !(!(c >= b)) [L44] long long d, v; [L45] d = 1 [L46] v = b VAL [\old(counter)=0, a=3, b=2, c=3, counter=4, d=1, k=0, p=0, q=1, r=1, s=0, temp=0, v=2, x=2, y=3] [L48] EXPR counter++ VAL [\old(counter)=0, a=3, b=2, c=3, counter=5, counter++=4, d=1, k=0, p=0, q=1, r=1, s=0, temp=0, v=2, x=2, y=3] [L48] COND TRUE counter++<5 [L49] CALL __VERIFIER_assert(a == y * r + x * p) VAL [\old(cond)=1, \old(counter)=0, counter=5] [L11] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=5] [L49] RET __VERIFIER_assert(a == y * r + x * p) VAL [\old(counter)=0, a=3, b=2, c=3, counter=5, d=1, k=0, p=0, q=1, r=1, s=0, temp=0, v=2, x=2, y=3] [L50] CALL __VERIFIER_assert(b == x * q + y * s) VAL [\old(cond)=1, \old(counter)=0, counter=5] [L11] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=5] [L50] RET __VERIFIER_assert(b == x * q + y * s) VAL [\old(counter)=0, a=3, b=2, c=3, counter=5, d=1, k=0, p=0, q=1, r=1, s=0, temp=0, v=2, x=2, y=3] [L51] CALL __VERIFIER_assert(a == k * b + c) VAL [\old(cond)=1, \old(counter)=0, counter=5] [L11] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=5] [L51] RET __VERIFIER_assert(a == k * b + c) VAL [\old(counter)=0, a=3, b=2, c=3, counter=5, d=1, k=0, p=0, q=1, r=1, s=0, temp=0, v=2, x=2, y=3] [L52] CALL __VERIFIER_assert(v == b * d) VAL [\old(cond)=1, \old(counter)=0, counter=5] [L11] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=5] [L52] RET __VERIFIER_assert(v == b * d) VAL [\old(counter)=0, a=3, b=2, c=3, counter=5, d=1, k=0, p=0, q=1, r=1, s=0, temp=0, v=2, x=2, y=3] [L54] COND TRUE !(c >= 2 * v) VAL [\old(counter)=0, a=3, b=2, c=3, counter=5, d=1, k=0, p=0, q=1, r=1, s=0, temp=0, v=2, x=2, y=3] [L59] c = c - v [L60] k = k + d VAL [\old(counter)=0, a=3, b=2, c=1, counter=5, d=1, k=1, p=0, q=1, r=1, s=0, temp=0, v=2, x=2, y=3] [L41] EXPR counter++ VAL [\old(counter)=0, a=3, b=2, c=1, counter=6, counter++=5, d=1, k=1, p=0, q=1, r=1, s=0, temp=0, v=2, x=2, y=3] [L41] COND FALSE !(counter++<5) [L63] a = b [L64] b = c [L65] long long temp; [L66] temp = p [L67] p = q [L68] q = temp - q * k [L69] temp = r [L70] r = s [L71] s = temp - s * k VAL [\old(counter)=0, a=2, b=1, c=1, counter=6, d=1, k=1, p=1, q=-1, r=0, s=1, temp=1, v=2, x=2, y=3] [L34] EXPR counter++ VAL [\old(counter)=0, a=2, b=1, c=1, counter=7, counter++=6, d=1, k=1, p=1, q=-1, r=0, s=1, temp=1, v=2, x=2, y=3] [L34] COND FALSE !(counter++<5) [L73] CALL __VERIFIER_assert(p*x - q*x + r*y - s*y == a) VAL [\old(cond)=0, \old(counter)=0, counter=7] [L11] COND TRUE !(cond) VAL [\old(cond)=0, \old(counter)=0, cond=0, counter=7] [L13] reach_error() VAL [\old(cond)=0, \old(counter)=0, cond=0, counter=7] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 40 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 112.0s, OverallIterations: 18, TraceHistogramMax: 5, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 44.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 1041 SdHoareTripleChecker+Valid, 11.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 984 mSDsluCounter, 3686 SdHoareTripleChecker+Invalid, 11.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2835 mSDsCounter, 591 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2837 IncrementalHoareTripleChecker+Invalid, 3429 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 591 mSolverCounterUnsat, 851 mSDtfsCounter, 2837 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 914 GetRequests, 747 SyntacticMatches, 7 SemanticMatches, 160 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 411 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=673occurred in iteration=17, InterpolantAutomatonStates: 154, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.6s AutomataMinimizationTime, 17 MinimizatonAttempts, 570 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 56.4s InterpolantComputationTime, 666 NumberOfCodeBlocks, 666 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 859 ConstructedInterpolants, 0 QuantifiedInterpolants, 3856 SizeOfPredicates, 54 NumberOfNonLiveVariables, 2313 ConjunctsInSsa, 233 ConjunctsInUnsatCore, 24 InterpolantComputations, 10 PerfectInterpolantSequences, 246/348 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 RESULT: Ultimate proved your program to be incorrect! [2022-04-08 00:54:02,138 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...