/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/loops-crafted-1/sumt9.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-b030c9e [2022-03-20 13:28:29,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-20 13:28:29,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-20 13:28:29,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-20 13:28:29,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-20 13:28:29,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-20 13:28:29,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-20 13:28:29,516 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-03-20 13:28:29,526 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-20 13:28:29,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-20 13:28:29,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-20 13:28:29,529 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-20 13:28:29,529 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-20 13:28:29,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-20 13:28:29,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-20 13:28:29,529 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-20 13:28:29,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-20 13:28:29,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-20 13:28:29,530 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-20 13:28:29,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-20 13:28:29,530 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-20 13:28:29,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-20 13:28:29,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-20 13:28:29,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-20 13:28:29,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-20 13:28:29,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-20 13:28:29,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-20 13:28:29,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-20 13:28:29,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-20 13:28:29,531 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-03-20 13:28:29,531 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-03-20 13:28:29,531 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-20 13:28:29,531 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-03-20 13:28:29,532 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-20 13:28:29,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-20 13:28:29,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-20 13:28:29,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-20 13:28:29,750 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-20 13:28:29,751 INFO L275 PluginConnector]: CDTParser initialized [2022-03-20 13:28:29,752 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/sumt9.c [2022-03-20 13:28:29,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3758da88d/f4cb84c2f343471bb81006acd180a62d/FLAG5ccb463f6 [2022-03-20 13:28:30,174 INFO L306 CDTParser]: Found 1 translation units. [2022-03-20 13:28:30,174 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/sumt9.c [2022-03-20 13:28:30,181 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3758da88d/f4cb84c2f343471bb81006acd180a62d/FLAG5ccb463f6 [2022-03-20 13:28:30,196 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3758da88d/f4cb84c2f343471bb81006acd180a62d [2022-03-20 13:28:30,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-20 13:28:30,199 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-20 13:28:30,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-20 13:28:30,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-20 13:28:30,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-20 13:28:30,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.03 01:28:30" (1/1) ... [2022-03-20 13:28:30,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fc2d801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 01:28:30, skipping insertion in model container [2022-03-20 13:28:30,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.03 01:28:30" (1/1) ... [2022-03-20 13:28:30,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-20 13:28:30,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-20 13:28:30,371 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/sumt9.c[403,416] [2022-03-20 13:28:30,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-20 13:28:30,401 INFO L203 MainTranslator]: Completed pre-run [2022-03-20 13:28:30,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/sumt9.c[403,416] [2022-03-20 13:28:30,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-20 13:28:30,437 INFO L208 MainTranslator]: Completed translation [2022-03-20 13:28:30,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 01:28:30 WrapperNode [2022-03-20 13:28:30,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-20 13:28:30,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-20 13:28:30,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-20 13:28:30,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-20 13:28:30,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 01:28:30" (1/1) ... [2022-03-20 13:28:30,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 01:28:30" (1/1) ... [2022-03-20 13:28:30,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 01:28:30" (1/1) ... [2022-03-20 13:28:30,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 01:28:30" (1/1) ... [2022-03-20 13:28:30,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 01:28:30" (1/1) ... [2022-03-20 13:28:30,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 01:28:30" (1/1) ... [2022-03-20 13:28:30,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 01:28:30" (1/1) ... [2022-03-20 13:28:30,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-20 13:28:30,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-20 13:28:30,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-20 13:28:30,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-20 13:28:30,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 01:28:30" (1/1) ... [2022-03-20 13:28:30,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-20 13:28:30,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 13:28:30,500 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-20 13:28:30,507 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-20 13:28:30,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-20 13:28:30,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-20 13:28:30,534 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-20 13:28:30,535 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-03-20 13:28:30,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-03-20 13:28:30,535 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-20 13:28:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-20 13:28:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-20 13:28:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-20 13:28:30,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-20 13:28:30,536 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-03-20 13:28:30,536 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-03-20 13:28:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-03-20 13:28:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-20 13:28:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-20 13:28:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-20 13:28:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-20 13:28:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-20 13:28:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-20 13:28:30,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-20 13:28:30,589 INFO L234 CfgBuilder]: Building ICFG [2022-03-20 13:28:30,590 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-20 13:28:41,551 INFO L275 CfgBuilder]: Performing block encoding [2022-03-20 13:28:41,555 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-20 13:28:41,555 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-20 13:28:41,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.03 01:28:41 BoogieIcfgContainer [2022-03-20 13:28:41,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-20 13:28:41,557 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-20 13:28:41,557 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-20 13:28:41,560 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-20 13:28:41,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.03 01:28:30" (1/3) ... [2022-03-20 13:28:41,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@633501c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.03 01:28:41, skipping insertion in model container [2022-03-20 13:28:41,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 01:28:30" (2/3) ... [2022-03-20 13:28:41,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@633501c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.03 01:28:41, skipping insertion in model container [2022-03-20 13:28:41,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.03 01:28:41" (3/3) ... [2022-03-20 13:28:41,562 INFO L111 eAbstractionObserver]: Analyzing ICFG sumt9.c [2022-03-20 13:28:41,565 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-20 13:28:41,565 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-20 13:28:41,590 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-20 13:28:41,594 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-03-20 13:28:41,595 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-20 13:28:41,605 INFO L276 IsEmpty]: Start isEmpty. Operand has 29 states, 21 states have (on average 1.619047619047619) internal successors, (34), 23 states have internal predecessors, (34), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-20 13:28:41,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-20 13:28:41,610 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 13:28:41,610 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 13:28:41,610 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 13:28:41,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 13:28:41,614 INFO L85 PathProgramCache]: Analyzing trace with hash 701348598, now seen corresponding path program 1 times [2022-03-20 13:28:41,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-03-20 13:28:41,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1045096539] [2022-03-20 13:28:41,625 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-03-20 13:28:41,626 INFO L85 PathProgramCache]: Analyzing trace with hash 701348598, now seen corresponding path program 2 times [2022-03-20 13:28:41,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 13:28:41,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886275279] [2022-03-20 13:28:41,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 13:28:41,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 13:28:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 13:28:42,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 13:28:42,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 13:28:42,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 13:28:42,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 13:28:42,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886275279] [2022-03-20 13:28:42,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886275279] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 13:28:42,148 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 13:28:42,148 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-20 13:28:42,150 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-03-20 13:28:42,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1045096539] [2022-03-20 13:28:42,150 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1045096539] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 13:28:42,150 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 13:28:42,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-20 13:28:42,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648623240] [2022-03-20 13:28:42,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 13:28:42,153 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-20 13:28:42,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-03-20 13:28:42,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-20 13:28:42,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-03-20 13:28:42,187 INFO L87 Difference]: Start difference. First operand has 29 states, 21 states have (on average 1.619047619047619) internal successors, (34), 23 states have internal predecessors, (34), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 13:28:44,309 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:28:46,566 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:28:48,741 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:28:50,908 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:28:53,113 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:28:55,276 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:28:57,476 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:28:59,643 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:29:01,819 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:29:03,972 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:29:06,188 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:29:08,363 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:29:08,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 13:29:08,596 INFO L93 Difference]: Finished difference Result 67 states and 97 transitions. [2022-03-20 13:29:08,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-20 13:29:08,598 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-03-20 13:29:08,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 13:29:08,603 INFO L225 Difference]: With dead ends: 67 [2022-03-20 13:29:08,603 INFO L226 Difference]: Without dead ends: 34 [2022-03-20 13:29:08,605 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-03-20 13:29:08,607 INFO L913 BasicCegarLoop]: 28 mSDtfsCounter, 53 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 12 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.2s IncrementalHoareTripleChecker+Time [2022-03-20 13:29:08,609 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 65 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 146 Invalid, 12 Unknown, 0 Unchecked, 26.2s Time] [2022-03-20 13:29:08,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2022-03-20 13:29:08,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2022-03-20 13:29:08,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 25 states have internal predecessors, (34), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-20 13:29:08,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 41 transitions. [2022-03-20 13:29:08,647 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 41 transitions. Word has length 14 [2022-03-20 13:29:08,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 13:29:08,648 INFO L478 AbstractCegarLoop]: Abstraction has 32 states and 41 transitions. [2022-03-20 13:29:08,649 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 13:29:08,649 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-03-20 13:29:08,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-03-20 13:29:08,650 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 13:29:08,650 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 13:29:08,650 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-20 13:29:08,651 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 13:29:08,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 13:29:08,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1047670141, now seen corresponding path program 1 times [2022-03-20 13:29:08,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-03-20 13:29:08,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [833176709] [2022-03-20 13:29:08,654 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-03-20 13:29:08,654 INFO L85 PathProgramCache]: Analyzing trace with hash 1047670141, now seen corresponding path program 2 times [2022-03-20 13:29:08,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 13:29:08,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007263083] [2022-03-20 13:29:08,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 13:29:08,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 13:29:08,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 13:29:08,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 13:29:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 13:29:08,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 13:29:08,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 13:29:08,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007263083] [2022-03-20 13:29:08,879 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007263083] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 13:29:08,879 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 13:29:08,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-20 13:29:08,880 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-03-20 13:29:08,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [833176709] [2022-03-20 13:29:08,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [833176709] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 13:29:08,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 13:29:08,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-20 13:29:08,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969817489] [2022-03-20 13:29:08,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 13:29:08,882 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-20 13:29:08,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-03-20 13:29:08,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-20 13:29:08,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-20 13:29:08,883 INFO L87 Difference]: Start difference. First operand 32 states and 41 transitions. Second operand has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 13:29:10,978 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:29:13,093 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:29:15,264 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:29:17,441 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:29:17,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 13:29:17,612 INFO L93 Difference]: Finished difference Result 49 states and 66 transitions. [2022-03-20 13:29:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-20 13:29:17,612 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-03-20 13:29:17,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 13:29:17,614 INFO L225 Difference]: With dead ends: 49 [2022-03-20 13:29:17,614 INFO L226 Difference]: Without dead ends: 32 [2022-03-20 13:29:17,614 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2022-03-20 13:29:17,615 INFO L913 BasicCegarLoop]: 27 mSDtfsCounter, 61 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 9 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2022-03-20 13:29:17,615 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 35 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 28 Invalid, 4 Unknown, 0 Unchecked, 8.7s Time] [2022-03-20 13:29:17,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-03-20 13:29:17,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-03-20 13:29:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 24 states have (on average 1.375) internal successors, (33), 25 states have internal predecessors, (33), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-20 13:29:17,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 40 transitions. [2022-03-20 13:29:17,624 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 40 transitions. Word has length 15 [2022-03-20 13:29:17,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 13:29:17,624 INFO L478 AbstractCegarLoop]: Abstraction has 32 states and 40 transitions. [2022-03-20 13:29:17,624 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 13:29:17,625 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-03-20 13:29:17,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-20 13:29:17,625 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 13:29:17,625 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 13:29:17,625 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-20 13:29:17,625 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 13:29:17,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 13:29:17,626 INFO L85 PathProgramCache]: Analyzing trace with hash -133245550, now seen corresponding path program 1 times [2022-03-20 13:29:17,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-03-20 13:29:17,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1648632351] [2022-03-20 13:31:48,283 WARN L232 SmtUtils]: Spent 2.51m on a formula simplification. DAG size of input: 162 DAG size of output: 158 (called from [L 564] de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.buildAccelerationFormula) [2022-03-20 13:31:48,288 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 0 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {1={1=1, 2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 0 QuantifierFreeResult [2022-03-20 13:31:48,289 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-03-20 13:31:48,291 INFO L85 PathProgramCache]: Analyzing trace with hash 278517724, now seen corresponding path program 1 times [2022-03-20 13:31:48,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 13:31:48,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195316657] [2022-03-20 13:31:48,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 13:31:48,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 13:31:48,314 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) 4294967296) 0) [2022-03-20 13:31:48,315 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:31:48,315 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967296)) 9)) 477218588) 0) [2022-03-20 13:31:48,315 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) (- 9)) 0) [2022-03-20 13:31:48,315 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0) 1) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:31:48,315 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:31:48,315 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:31:48,315 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0)) (- 9)) 0) [2022-03-20 13:31:48,316 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0) 1) (- 9)) 0) [2022-03-20 13:31:48,316 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:31:48,316 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~v6~0_5 (* 4294967296 .aux_div_v_it_1_42.0) (* (- 1) main_~l~0_5) (* (- 1) main_~v6~0_7) 1) 0)) [2022-03-20 13:31:48,316 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:31:48,316 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) 9)) 477218588) 0) [2022-03-20 13:31:48,316 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:31:48,316 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:31:48,316 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) 8) 0) [2022-03-20 13:31:48,316 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_v_it_1_42.0) (* (- 1) main_~l~0_5) 4294967295) 0) [2022-03-20 13:31:48,317 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:31:48,317 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (- 8)) 9)) 477218588) 0) [2022-03-20 13:31:48,320 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967295 main_~k~0_5) main_~l~0_5 (* 4294967295 main_~v5~0_5) (* 4294967295 main_~j~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~v4~0_5) (* 4294967295 main_~i~0_5) (* (- 4294967296) .aux_div_aux_mod_v_it_1_161_321.3) (* (- 1) .aux_mod_aux_mod_v_it_1_161_321.2)) 0)) [2022-03-20 13:31:48,321 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* (- 4294967295) main_~k~0_5) (* (- 1) main_~l~0_5) (* (- 4294967295) main_~v5~0_5) (* (- 4294967295) main_~j~0_5) (* (- 4294967295) main_~v6~0_5) (* (- 4294967295) main_~v2~0_5) (* (- 4294967295) main_~v1~0_5) (* (- 4294967295) main_~v3~0_5) (* (- 4294967295) main_~v4~0_5) (* (- 4294967295) main_~i~0_5) (* 4294967296 .aux_div_aux_mod_v_it_1_161_321.3) .aux_mod_aux_mod_v_it_1_161_321.2 (- 4294967295)) 0)) [2022-03-20 13:31:48,321 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~l~0_5 (* 4294967296 main_~k~0_5) (* 4294967296 main_~i~0_5) (* 4294967296 main_~v2~0_5) (* 4294967296 main_~v1~0_5) (* 4294967296 main_~v4~0_5) (* 4294967296 main_~v3~0_5) (* 4294967296 main_~v5~0_5) (* 4294967296 main_~v6~0_5) (* 4294967296 main_~j~0_5) (* (- 4294967296) .aux_div_v_it_1_161.4) (* (- 4294967296) .aux_div_aux_mod_v_it_1_161_321.3) (* (- 1) .aux_mod_aux_mod_v_it_1_161_321.2) 2) 0)) [2022-03-20 13:31:48,321 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967296 .aux_div_v_it_1_161.4) (* 4294967296 .aux_div_aux_mod_v_it_1_161_321.3) .aux_mod_aux_mod_v_it_1_161_321.2 (* (- 1) main_~l~0_5) (* (- 1) main_~v6~0_7) (* (- 4294967296) main_~k~0_5) (* (- 4294967296) main_~i~0_5) (* (- 4294967295) main_~v6~0_5) (* (- 4294967296) main_~v2~0_5) (* (- 4294967296) main_~v1~0_5) (* (- 4294967296) main_~v4~0_5) (* (- 4294967296) main_~v3~0_5) (* (- 4294967296) main_~v5~0_5) (* (- 4294967296) main_~j~0_5)) 0)) [2022-03-20 13:31:48,321 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (= (+ (* 4294967295 main_~k~0_5) main_~l~0_5 (* 4294967295 main_~v5~0_5) (* 4294967295 main_~j~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~v4~0_5) (* 4294967295 main_~i~0_5)) (* 4294967296 .aux_div_aux_mod_v_it_1_161_321.3)) [2022-03-20 13:31:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 13:31:48,374 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) 4294967296) 0) [2022-03-20 13:31:48,374 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:31:48,374 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967296)) 9)) 477218588) 0) [2022-03-20 13:31:48,374 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) (- 9)) 0) [2022-03-20 13:31:48,374 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5) 1) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:31:48,374 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:31:48,374 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:31:48,375 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5)) (- 9)) 0) [2022-03-20 13:31:48,375 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5) 1) (- 9)) 0) [2022-03-20 13:31:48,375 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:31:48,375 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~v6~0_5 (* 4294967296 .aux_div_v_it_1_42.5) (* (- 1) main_~l~0_5) (* (- 1) main_~v6~0_7) 1) 0)) [2022-03-20 13:31:48,375 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:31:48,375 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) 9)) 477218588) 0) [2022-03-20 13:31:48,375 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ main_~v6~0_5 (* (- 1) main_~v6~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:31:48,375 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:31:48,376 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) 8) 0) [2022-03-20 13:31:48,376 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_v_it_1_42.5) (* (- 1) main_~l~0_5) 4294967295) 0) [2022-03-20 13:31:48,376 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:31:48,376 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (- 8)) 9)) 477218588) 0) [2022-03-20 13:31:48,377 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967295 main_~k~0_5) main_~l~0_5 (* 4294967295 main_~v5~0_5) (* 4294967295 main_~j~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~v4~0_5) (* 4294967295 main_~i~0_5) (* (- 4294967296) .aux_div_aux_mod_v_it_1_161_321.8) (* (- 1) .aux_mod_aux_mod_v_it_1_161_321.7)) 0)) [2022-03-20 13:31:48,377 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* (- 4294967295) main_~k~0_5) (* (- 1) main_~l~0_5) (* (- 4294967295) main_~v5~0_5) (* (- 4294967295) main_~j~0_5) (* (- 4294967295) main_~v6~0_5) (* (- 4294967295) main_~v2~0_5) (* (- 4294967295) main_~v1~0_5) (* (- 4294967295) main_~v3~0_5) (* (- 4294967295) main_~v4~0_5) (* (- 4294967295) main_~i~0_5) (* 4294967296 .aux_div_aux_mod_v_it_1_161_321.8) .aux_mod_aux_mod_v_it_1_161_321.7 (- 4294967295)) 0)) [2022-03-20 13:31:48,377 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~l~0_5 (* 4294967296 main_~k~0_5) (* 4294967296 main_~i~0_5) (* 4294967296 main_~v2~0_5) (* 4294967296 main_~v1~0_5) (* 4294967296 main_~v4~0_5) (* 4294967296 main_~v3~0_5) (* 4294967296 main_~v5~0_5) (* 4294967296 main_~v6~0_5) (* 4294967296 main_~j~0_5) (* (- 4294967296) .aux_div_v_it_1_161.9) (* (- 4294967296) .aux_div_aux_mod_v_it_1_161_321.8) (* (- 1) .aux_mod_aux_mod_v_it_1_161_321.7) 2) 0)) [2022-03-20 13:31:48,377 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967296 .aux_div_v_it_1_161.9) (* 4294967296 .aux_div_aux_mod_v_it_1_161_321.8) .aux_mod_aux_mod_v_it_1_161_321.7 (* (- 1) main_~l~0_5) (* (- 1) main_~v6~0_7) (* (- 4294967296) main_~k~0_5) (* (- 4294967296) main_~i~0_5) (* (- 4294967295) main_~v6~0_5) (* (- 4294967296) main_~v2~0_5) (* (- 4294967296) main_~v1~0_5) (* (- 4294967296) main_~v4~0_5) (* (- 4294967296) main_~v3~0_5) (* (- 4294967296) main_~v5~0_5) (* (- 4294967296) main_~j~0_5)) 0)) [2022-03-20 13:31:48,377 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (= (+ (* 4294967295 main_~k~0_5) main_~l~0_5 (* 4294967295 main_~v5~0_5) (* 4294967295 main_~j~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~v4~0_5) (* 4294967295 main_~i~0_5)) (* 4294967296 .aux_div_aux_mod_v_it_1_161_321.8)) [2022-03-20 13:31:48,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 13:31:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 13:31:48,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 13:31:48,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 13:31:48,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195316657] [2022-03-20 13:31:48,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195316657] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 13:31:48,721 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 13:31:48,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-03-20 13:32:08,756 WARN L232 SmtUtils]: Spent 12.91s on a formula simplification. DAG size of input: 93 DAG size of output: 30 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-03-20 13:32:08,972 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-03-20 13:32:08,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1648632351] [2022-03-20 13:32:08,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1648632351] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 13:32:08,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 13:32:08,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-03-20 13:32:08,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571109199] [2022-03-20 13:32:08,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 13:32:08,973 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-20 13:32:08,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-03-20 13:32:08,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-20 13:32:08,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=214, Unknown=1, NotChecked=0, Total=272 [2022-03-20 13:32:08,974 INFO L87 Difference]: Start difference. First operand 32 states and 40 transitions. Second operand has 16 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 12 states have internal predecessors, (16), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-03-20 13:32:11,568 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:32:13,782 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:32:16,015 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:32:18,223 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:32:20,439 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:32:22,660 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:32:24,872 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:32:27,089 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:32:29,334 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:32:29,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 13:32:29,613 INFO L93 Difference]: Finished difference Result 43 states and 52 transitions. [2022-03-20 13:32:29,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-20 13:32:29,614 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 12 states have internal predecessors, (16), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 22 [2022-03-20 13:32:29,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 13:32:29,615 INFO L225 Difference]: With dead ends: 43 [2022-03-20 13:32:29,615 INFO L226 Difference]: Without dead ends: 41 [2022-03-20 13:32:29,615 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 20.5s TimeCoverageRelationStatistics Valid=118, Invalid=481, Unknown=1, NotChecked=0, Total=600 [2022-03-20 13:32:29,616 INFO L913 BasicCegarLoop]: 24 mSDtfsCounter, 41 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 18 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 8 IncrementalHoareTripleChecker+Unchecked, 20.1s IncrementalHoareTripleChecker+Time [2022-03-20 13:32:29,616 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 62 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 155 Invalid, 9 Unknown, 8 Unchecked, 20.1s Time] [2022-03-20 13:32:29,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2022-03-20 13:32:29,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 34. [2022-03-20 13:32:29,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 26 states have (on average 1.3846153846153846) internal successors, (36), 26 states have internal predecessors, (36), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-20 13:32:29,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 43 transitions. [2022-03-20 13:32:29,624 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 43 transitions. Word has length 22 [2022-03-20 13:32:29,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 13:32:29,624 INFO L478 AbstractCegarLoop]: Abstraction has 34 states and 43 transitions. [2022-03-20 13:32:29,624 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 12 states have internal predecessors, (16), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-03-20 13:32:29,624 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-03-20 13:32:29,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-03-20 13:32:29,625 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 13:32:29,625 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 13:32:29,625 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-20 13:32:29,625 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 13:32:29,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 13:32:29,625 INFO L85 PathProgramCache]: Analyzing trace with hash 945055329, now seen corresponding path program 1 times [2022-03-20 13:32:29,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-03-20 13:32:29,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1418205522] [2022-03-20 13:35:01,358 WARN L232 SmtUtils]: Spent 2.53m on a formula simplification. DAG size of input: 143 DAG size of output: 134 (called from [L 564] de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.buildAccelerationFormula) [2022-03-20 13:35:01,360 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 0 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {1={1=1, 2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 0 QuantifierFreeResult [2022-03-20 13:35:01,361 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-03-20 13:35:01,361 INFO L85 PathProgramCache]: Analyzing trace with hash 695526679, now seen corresponding path program 1 times [2022-03-20 13:35:01,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 13:35:01,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909963160] [2022-03-20 13:35:01,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 13:35:01,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 13:35:01,368 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_2_42.1)) (- 9)) 0) [2022-03-20 13:35:01,368 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) 8) 0) [2022-03-20 13:35:01,368 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) 4294967296) 0) [2022-03-20 13:35:01,368 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (* (- 4294967296) .aux_div_v_it_2_42.1) (- 4294967295)) 9)) 477218588) 0) [2022-03-20 13:35:01,369 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (- 4294967296)) 9)) 477218588) 0) [2022-03-20 13:35:01,369 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (* 4294967296 .aux_div_v_it_2_42.1) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_2_42.1) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:35:01,369 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (- 4294967295)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:35:01,369 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (* 4294967296 .aux_div_v_it_2_42.1) 1) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:35:01,369 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_v_it_2_42.1) (* (- 1) main_~l~0_5) 4294967295) 0) [2022-03-20 13:35:01,369 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (* (- 4294967296) .aux_div_v_it_2_42.1) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:35:01,369 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (* 4294967296 .aux_div_v_it_2_42.1) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (* (- 4294967296) .aux_div_v_it_2_42.1) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:35:01,369 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (* 4294967296 .aux_div_v_it_2_42.1) 1) (- 9)) 0) [2022-03-20 13:35:01,370 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_2_42.1)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:35:01,370 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_2_42.1) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:35:01,370 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_2_42.1) (- 8)) 9)) 477218588) 0) [2022-03-20 13:35:01,370 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (- 4294967295)) (- 9)) 0) [2022-03-20 13:35:01,370 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_2_42.1)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.0) (* (- 4294967296) .aux_div_v_it_2_42.1) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:35:01,370 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_2_42.1)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_2_42.1) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:35:01,370 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967296 .aux_div_v_it_2_42.1) (* (- 1) main_~l~0_7) 1) 0)) [2022-03-20 13:35:01,371 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* (- 1) main_~i~0_5) (* (- 1) main_~j~0_5) (* (- 1) main_~k~0_5) (* (- 1) main_~v1~0_5) (* (- 1) main_~v2~0_5) (* (- 1) main_~v3~0_5) (* (- 1) main_~v4~0_5) (* (- 1) main_~v5~0_5) (* (- 1) main_~v6~0_5) (* (- 4294967295) main_~l~0_5) .aux_mod_aux_mod_v_it_2_44_209.3 (* 4294967296 .aux_div_aux_mod_v_it_2_44_209.2) (- 4294967295)) 0)) [2022-03-20 13:35:01,371 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~i~0_5 main_~j~0_5 main_~k~0_5 main_~v1~0_5 main_~v2~0_5 main_~v3~0_5 main_~v4~0_5 main_~v5~0_5 main_~v6~0_5 (* 4294967295 main_~l~0_5) (* (- 1) .aux_mod_aux_mod_v_it_2_44_209.3) (* (- 4294967296) .aux_div_aux_mod_v_it_2_44_209.2)) 0)) [2022-03-20 13:35:01,371 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (= (+ main_~i~0_5 main_~j~0_5 main_~k~0_5 main_~v1~0_5 main_~v2~0_5 main_~v3~0_5 main_~v4~0_5 main_~v5~0_5 main_~v6~0_5 (* 4294967295 main_~l~0_5)) (* 4294967296 .aux_div_aux_mod_v_it_2_44_209.2)) [2022-03-20 13:35:01,371 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ .aux_mod_aux_mod_v_it_2_44_209.3 (* 4294967296 .aux_div_v_it_2_44.4) (* 4294967296 .aux_div_aux_mod_v_it_2_44_209.2) (* (- 1) main_~i~0_5) (* (- 1) main_~j~0_5) (* (- 1) main_~k~0_5) (* (- 1) main_~l~0_7) (* (- 1) main_~v1~0_5) (* (- 1) main_~v2~0_5) (* (- 1) main_~v3~0_5) (* (- 1) main_~v4~0_5) (* (- 1) main_~v5~0_5) (* (- 1) main_~v6~0_5) (* (- 4294967295) main_~l~0_5)) 0)) [2022-03-20 13:35:01,382 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~i~0_5 main_~j~0_5 main_~k~0_5 main_~v1~0_5 main_~v2~0_5 main_~v3~0_5 main_~v4~0_5 main_~v5~0_5 main_~v6~0_5 (* 4294967296 main_~l~0_5) (* (- 1) .aux_mod_aux_mod_v_it_2_44_209.3) (* (- 4294967296) .aux_div_v_it_2_44.4) (* (- 4294967296) .aux_div_aux_mod_v_it_2_44_209.2) 2) 0)) [2022-03-20 13:35:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 13:35:01,442 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_2_42.6)) (- 9)) 0) [2022-03-20 13:35:01,442 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) 8) 0) [2022-03-20 13:35:01,442 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) 4294967296) 0) [2022-03-20 13:35:01,442 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (* (- 4294967296) .aux_div_v_it_2_42.6) (- 4294967295)) 9)) 477218588) 0) [2022-03-20 13:35:01,443 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (- 4294967296)) 9)) 477218588) 0) [2022-03-20 13:35:01,443 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (* 4294967296 .aux_div_v_it_2_42.6) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_2_42.6) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:35:01,443 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (- 4294967295)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:35:01,443 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (* 4294967296 .aux_div_v_it_2_42.6) 1) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:35:01,445 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_v_it_2_42.6) (* (- 1) main_~l~0_5) 4294967295) 0) [2022-03-20 13:35:01,445 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (* (- 4294967296) .aux_div_v_it_2_42.6) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:35:01,445 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (* 4294967296 .aux_div_v_it_2_42.6) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (* (- 4294967296) .aux_div_v_it_2_42.6) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:35:01,445 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (* 4294967296 .aux_div_v_it_2_42.6) 1) (- 9)) 0) [2022-03-20 13:35:01,446 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_2_42.6)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:35:01,446 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_2_42.6) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:35:01,446 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_2_42.6) (- 8)) 9)) 477218588) 0) [2022-03-20 13:35:01,446 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (- 4294967295)) (- 9)) 0) [2022-03-20 13:35:01,446 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_2_42.6)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_2_42_25_45.5) (* (- 4294967296) .aux_div_v_it_2_42.6) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:35:01,446 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_2_42.6)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_2_42.6) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:35:01,446 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967296 .aux_div_v_it_2_42.6) (* (- 1) main_~l~0_7) 1) 0)) [2022-03-20 13:35:01,448 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* (- 1) main_~i~0_5) (* (- 1) main_~j~0_5) (* (- 1) main_~k~0_5) (* (- 1) main_~v1~0_5) (* (- 1) main_~v2~0_5) (* (- 1) main_~v3~0_5) (* (- 1) main_~v4~0_5) (* (- 1) main_~v5~0_5) (* (- 1) main_~v6~0_5) (* (- 4294967295) main_~l~0_5) .aux_mod_aux_mod_v_it_2_44_209.8 (* 4294967296 .aux_div_aux_mod_v_it_2_44_209.7) (- 4294967295)) 0)) [2022-03-20 13:35:01,448 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~i~0_5 main_~j~0_5 main_~k~0_5 main_~v1~0_5 main_~v2~0_5 main_~v3~0_5 main_~v4~0_5 main_~v5~0_5 main_~v6~0_5 (* 4294967295 main_~l~0_5) (* (- 1) .aux_mod_aux_mod_v_it_2_44_209.8) (* (- 4294967296) .aux_div_aux_mod_v_it_2_44_209.7)) 0)) [2022-03-20 13:35:01,448 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (= (+ main_~i~0_5 main_~j~0_5 main_~k~0_5 main_~v1~0_5 main_~v2~0_5 main_~v3~0_5 main_~v4~0_5 main_~v5~0_5 main_~v6~0_5 (* 4294967295 main_~l~0_5)) (* 4294967296 .aux_div_aux_mod_v_it_2_44_209.7)) [2022-03-20 13:35:01,448 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ .aux_mod_aux_mod_v_it_2_44_209.8 (* 4294967296 .aux_div_v_it_2_44.9) (* 4294967296 .aux_div_aux_mod_v_it_2_44_209.7) (* (- 1) main_~i~0_5) (* (- 1) main_~j~0_5) (* (- 1) main_~k~0_5) (* (- 1) main_~l~0_7) (* (- 1) main_~v1~0_5) (* (- 1) main_~v2~0_5) (* (- 1) main_~v3~0_5) (* (- 1) main_~v4~0_5) (* (- 1) main_~v5~0_5) (* (- 1) main_~v6~0_5) (* (- 4294967295) main_~l~0_5)) 0)) [2022-03-20 13:35:01,448 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~i~0_5 main_~j~0_5 main_~k~0_5 main_~v1~0_5 main_~v2~0_5 main_~v3~0_5 main_~v4~0_5 main_~v5~0_5 main_~v6~0_5 (* 4294967296 main_~l~0_5) (* (- 1) .aux_mod_aux_mod_v_it_2_44_209.8) (* (- 4294967296) .aux_div_v_it_2_44.9) (* (- 4294967296) .aux_div_aux_mod_v_it_2_44_209.7) 2) 0)) [2022-03-20 13:35:01,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 13:35:01,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 13:35:01,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 13:35:01,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 13:35:01,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909963160] [2022-03-20 13:35:01,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909963160] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 13:35:01,990 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 13:35:01,990 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-20 13:35:04,873 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (mod c_main_~l~0 4294967296))) (and (= (mod (mod .cse0 9) 4294967296) 0) (= c_main_~i~0 0) (= c_main_~v1~0 0) (= c_main_~v4~0 0) (= c_main_~v2~0 0) (<= c_main_~n~0 (+ (* (div c_main_~n~0 4294967296) 4294967296) 20000001)) (< .cse0 (mod c_main_~n~0 4294967296)) (= c_main_~v5~0 0) (let ((.cse1 (+ c_main_~v6~0 (- 1)))) (or (and (= c_main_~l~0 .cse1) (< 0 c_main_~l~0) (forall ((aux_div_aux_mod_aux_mod_v_it_2_42_25_45 Int) (aux_div_v_it_2_42 Int)) (let ((.cse14 (* aux_div_aux_mod_aux_mod_v_it_2_42_25_45 (- 4294967296))) (.cse15 (* aux_div_v_it_2_42 (- 4294967296)))) (let ((.cse10 (div (+ .cse15 (- 8)) 9)) (.cse5 (div (+ .cse14 (- 4294967296)) 9)) (.cse2 (* aux_div_aux_mod_aux_mod_v_it_2_42_25_45 4294967296)) (.cse11 (* aux_div_v_it_2_42 4294967296)) (.cse13 (* (- 1) c_main_~l~0)) (.cse9 (div (+ .cse14 .cse15 (- 4294967295)) 9))) (let ((.cse4 (+ .cse9 1)) (.cse8 (div (+ .cse2 .cse11 .cse13 1) (- 9))) (.cse3 (div (+ .cse11 .cse13) (- 9))) (.cse7 (+ .cse5 1)) (.cse6 (div (+ .cse2 (- 4294967295)) (- 9))) (.cse12 (+ .cse10 1))) (or (<= 8 .cse2) (<= (+ .cse2 4294967296) 0) (<= .cse3 .cse4) (<= 477218588 .cse5) (<= .cse3 0) (<= .cse6 .cse7) (<= .cse8 .cse7) (<= 477218588 .cse9) (<= .cse8 .cse4) (<= 477218588 .cse10) (<= .cse8 0) (<= (+ .cse11 4294967295) 0) (< c_main_~l~0 (+ .cse11 1)) (<= .cse6 0) (<= .cse3 .cse12) (<= .cse6 .cse4) (<= .cse8 .cse12) (<= .cse3 .cse7) (<= .cse6 .cse12))))))) (and (= c_main_~l~0 0) (= .cse1 0)))) (= c_main_~v3~0 0) (= c_main_~j~0 0) (= c_main_~k~0 0))) is different from false [2022-03-20 13:35:44,369 WARN L232 SmtUtils]: Spent 17.55s on a formula simplification. DAG size of input: 100 DAG size of output: 38 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-03-20 13:35:44,563 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-03-20 13:35:44,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1418205522] [2022-03-20 13:35:44,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1418205522] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 13:35:44,564 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 13:35:44,564 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-20 13:35:44,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189093444] [2022-03-20 13:35:44,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 13:35:44,564 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-20 13:35:44,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-03-20 13:35:44,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-20 13:35:44,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=300, Unknown=11, NotChecked=36, Total=420 [2022-03-20 13:35:44,565 INFO L87 Difference]: Start difference. First operand 34 states and 43 transitions. Second operand has 18 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 12 states have internal predecessors, (17), 4 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-03-20 13:35:47,042 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (mod c_main_~l~0 4294967296)) (.cse2 (+ c_main_~l~0 1)) (.cse1 (+ c_main_~v6~0 c_main_~v5~0))) (and (= |c_#NULL.base| |c_old(#NULL.base)|) (<= c_~SIZE~0 20000001) (= (mod (mod .cse0 9) 4294967296) 0) (= c_main_~i~0 0) (= c_main_~v1~0 0) (<= .cse1 (+ (* (div c_main_~l~0 4294967296) 4294967296) 20000001)) (= c_main_~v4~0 0) (= c_main_~v2~0 0) (<= c_main_~n~0 (+ (* (div c_main_~n~0 4294967296) 4294967296) 20000001)) (<= 20000001 c_~SIZE~0) (< .cse0 (mod c_main_~n~0 4294967296)) (= c_main_~v5~0 0) (<= .cse1 .cse2) (let ((.cse3 (+ c_main_~v6~0 (- 1)))) (or (and (= c_main_~l~0 .cse3) (< 0 c_main_~l~0) (forall ((aux_div_aux_mod_aux_mod_v_it_2_42_25_45 Int) (aux_div_v_it_2_42 Int)) (let ((.cse16 (* aux_div_aux_mod_aux_mod_v_it_2_42_25_45 (- 4294967296))) (.cse17 (* aux_div_v_it_2_42 (- 4294967296)))) (let ((.cse12 (div (+ .cse17 (- 8)) 9)) (.cse7 (div (+ .cse16 (- 4294967296)) 9)) (.cse4 (* aux_div_aux_mod_aux_mod_v_it_2_42_25_45 4294967296)) (.cse13 (* aux_div_v_it_2_42 4294967296)) (.cse15 (* (- 1) c_main_~l~0)) (.cse11 (div (+ .cse16 .cse17 (- 4294967295)) 9))) (let ((.cse6 (+ .cse11 1)) (.cse10 (div (+ .cse4 .cse13 .cse15 1) (- 9))) (.cse5 (div (+ .cse13 .cse15) (- 9))) (.cse9 (+ .cse7 1)) (.cse8 (div (+ .cse4 (- 4294967295)) (- 9))) (.cse14 (+ .cse12 1))) (or (<= 8 .cse4) (<= (+ .cse4 4294967296) 0) (<= .cse5 .cse6) (<= 477218588 .cse7) (<= .cse5 0) (<= .cse8 .cse9) (<= .cse10 .cse9) (<= 477218588 .cse11) (<= .cse10 .cse6) (<= 477218588 .cse12) (<= .cse10 0) (<= (+ .cse13 4294967295) 0) (< c_main_~l~0 (+ .cse13 1)) (<= .cse8 0) (<= .cse5 .cse14) (<= .cse8 .cse6) (<= .cse10 .cse14) (<= .cse5 .cse9) (<= .cse8 .cse14))))))) (and (= c_main_~l~0 0) (= .cse3 0)))) (= c_main_~v3~0 0) (= c_main_~j~0 0) (<= .cse2 .cse1) (= |c_#NULL.offset| |c_old(#NULL.offset)|) (= |c_old(~SIZE~0)| c_~SIZE~0) (= c_main_~k~0 0))) is different from false [2022-03-20 13:35:49,323 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:35:51,533 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:35:53,762 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:35:55,967 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:35:58,182 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:36:00,450 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:36:00,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 13:36:00,665 INFO L93 Difference]: Finished difference Result 61 states and 81 transitions. [2022-03-20 13:36:00,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-20 13:36:00,665 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 12 states have internal predecessors, (17), 4 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 23 [2022-03-20 13:36:00,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 13:36:00,666 INFO L225 Difference]: With dead ends: 61 [2022-03-20 13:36:00,666 INFO L226 Difference]: Without dead ends: 36 [2022-03-20 13:36:00,667 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 45.2s TimeCoverageRelationStatistics Valid=160, Invalid=648, Unknown=12, NotChecked=110, Total=930 [2022-03-20 13:36:00,667 INFO L913 BasicCegarLoop]: 24 mSDtfsCounter, 63 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 19 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 42 IncrementalHoareTripleChecker+Unchecked, 13.4s IncrementalHoareTripleChecker+Time [2022-03-20 13:36:00,667 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [65 Valid, 73 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 182 Invalid, 6 Unknown, 42 Unchecked, 13.4s Time] [2022-03-20 13:36:00,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2022-03-20 13:36:00,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2022-03-20 13:36:00,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 28 states have internal predecessors, (37), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-20 13:36:00,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 44 transitions. [2022-03-20 13:36:00,675 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 44 transitions. Word has length 23 [2022-03-20 13:36:00,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 13:36:00,675 INFO L478 AbstractCegarLoop]: Abstraction has 36 states and 44 transitions. [2022-03-20 13:36:00,676 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 12 states have internal predecessors, (17), 4 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-03-20 13:36:00,676 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-03-20 13:36:00,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-03-20 13:36:00,676 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 13:36:00,676 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] [2022-03-20 13:36:00,676 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-20 13:36:00,676 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 13:36:00,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 13:36:00,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1601513212, now seen corresponding path program 1 times [2022-03-20 13:36:00,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-03-20 13:36:00,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1816166466] [2022-03-20 13:38:22,139 WARN L232 SmtUtils]: Spent 2.36m on a formula simplification. DAG size of input: 158 DAG size of output: 156 (called from [L 564] de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.buildAccelerationFormula) [2022-03-20 13:38:22,140 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 0 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {1={1=1, 2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 0 QuantifierFreeResult [2022-03-20 13:38:22,141 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-03-20 13:38:22,142 INFO L85 PathProgramCache]: Analyzing trace with hash -1664280590, now seen corresponding path program 1 times [2022-03-20 13:38:22,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 13:38:22,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563457898] [2022-03-20 13:38:22,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 13:38:22,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 13:38:22,152 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~l~0_5 (* 4294967296 main_~v5~0_5) (* 4294967296 main_~v3~0_5) (* 4294967296 main_~v2~0_5) (* 4294967296 main_~j~0_5) (* 4294967296 main_~v1~0_5) (* 4294967296 main_~v6~0_5) (* 4294967296 main_~v4~0_5) (* 4294967296 main_~k~0_5) (* 4294967296 main_~i~0_5) (* (- 1) .aux_mod_aux_mod_v_it_3_170_330.0) (* (- 4294967296) .aux_div_aux_mod_v_it_3_170_330.1) (* (- 4294967296) .aux_div_v_it_3_170.2) 2) 0)) [2022-03-20 13:38:22,153 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~l~0_5 (* 4294967295 main_~i~0_5) (* 4294967295 main_~k~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v5~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~j~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~v4~0_5) (* (- 1) .aux_mod_aux_mod_v_it_3_170_330.0) (* (- 4294967296) .aux_div_aux_mod_v_it_3_170_330.1)) 0)) [2022-03-20 13:38:22,153 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ .aux_mod_aux_mod_v_it_3_170_330.0 (* 4294967296 .aux_div_aux_mod_v_it_3_170_330.1) (* 4294967296 .aux_div_v_it_3_170.2) (* (- 1) main_~l~0_7) (* (- 4294967296) main_~v5~0_5) (* (- 4294967296) main_~v3~0_5) (* (- 4294967296) main_~v2~0_5) (* (- 4294967296) main_~j~0_5) (* (- 4294967296) main_~v1~0_5) (* (- 4294967296) main_~v6~0_5) (* (- 4294967296) main_~v4~0_5) (* (- 4294967296) main_~k~0_5) (* (- 4294967296) main_~i~0_5)) 0)) [2022-03-20 13:38:22,153 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* (- 1) main_~l~0_5) (* (- 4294967295) main_~i~0_5) (* (- 4294967295) main_~k~0_5) (* (- 4294967295) main_~v1~0_5) (* (- 4294967295) main_~v2~0_5) (* (- 4294967295) main_~v5~0_5) (* (- 4294967295) main_~v3~0_5) (* (- 4294967295) main_~j~0_5) (* (- 4294967295) main_~v6~0_5) (* (- 4294967295) main_~v4~0_5) .aux_mod_aux_mod_v_it_3_170_330.0 (* 4294967296 .aux_div_aux_mod_v_it_3_170_330.1) (- 4294967295)) 0)) [2022-03-20 13:38:22,153 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (= (* 4294967296 .aux_div_aux_mod_v_it_3_170_330.1) (+ main_~l~0_5 (* 4294967295 main_~i~0_5) (* 4294967295 main_~k~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v5~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~j~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~v4~0_5))) [2022-03-20 13:38:22,155 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_3_42.4) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:38:22,155 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) (- 4294967296)) 9)) 477218588) 0) [2022-03-20 13:38:22,155 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.4) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) 1) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:38:22,155 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_3_42.4) (- 8)) 9)) 477218588) 0) [2022-03-20 13:38:22,156 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) (- 4294967295)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:38:22,156 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) (* (- 4294967296) .aux_div_v_it_3_42.4) (- 4294967295)) 9)) 477218588) 0) [2022-03-20 13:38:22,156 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) 8) 0) [2022-03-20 13:38:22,156 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.4)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) (* (- 4294967296) .aux_div_v_it_3_42.4) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:38:22,156 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) (* (- 4294967296) .aux_div_v_it_3_42.4) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:38:22,156 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967296 .aux_div_v_it_3_42.4) (* (- 1) main_~l~0_7) 1) 0)) [2022-03-20 13:38:22,156 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) (- 4294967295)) (- 9)) 0) [2022-03-20 13:38:22,156 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_v_it_3_42.4) (* (- 1) main_~l~0_5) 4294967295) 0) [2022-03-20 13:38:22,156 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.4) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) 1) (- 9)) 0) [2022-03-20 13:38:22,157 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.4)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_3_42.4) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:38:22,157 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) 4294967296) 0) [2022-03-20 13:38:22,157 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.4) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_3_42.4) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:38:22,157 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.4) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) (* (- 4294967296) .aux_div_v_it_3_42.4) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:38:22,158 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.4)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.3) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:38:22,158 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.4)) (- 9)) 0) [2022-03-20 13:38:22,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 13:38:22,199 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~l~0_5 (* 4294967296 main_~v5~0_5) (* 4294967296 main_~v3~0_5) (* 4294967296 main_~v2~0_5) (* 4294967296 main_~j~0_5) (* 4294967296 main_~v1~0_5) (* 4294967296 main_~v6~0_5) (* 4294967296 main_~v4~0_5) (* 4294967296 main_~k~0_5) (* 4294967296 main_~i~0_5) (* (- 1) .aux_mod_aux_mod_v_it_3_170_330.5) (* (- 4294967296) .aux_div_aux_mod_v_it_3_170_330.6) (* (- 4294967296) .aux_div_v_it_3_170.7) 2) 0)) [2022-03-20 13:38:22,200 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~l~0_5 (* 4294967295 main_~i~0_5) (* 4294967295 main_~k~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v5~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~j~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~v4~0_5) (* (- 1) .aux_mod_aux_mod_v_it_3_170_330.5) (* (- 4294967296) .aux_div_aux_mod_v_it_3_170_330.6)) 0)) [2022-03-20 13:38:22,200 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ .aux_mod_aux_mod_v_it_3_170_330.5 (* 4294967296 .aux_div_aux_mod_v_it_3_170_330.6) (* 4294967296 .aux_div_v_it_3_170.7) (* (- 1) main_~l~0_7) (* (- 4294967296) main_~v5~0_5) (* (- 4294967296) main_~v3~0_5) (* (- 4294967296) main_~v2~0_5) (* (- 4294967296) main_~j~0_5) (* (- 4294967296) main_~v1~0_5) (* (- 4294967296) main_~v6~0_5) (* (- 4294967296) main_~v4~0_5) (* (- 4294967296) main_~k~0_5) (* (- 4294967296) main_~i~0_5)) 0)) [2022-03-20 13:38:22,200 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* (- 1) main_~l~0_5) (* (- 4294967295) main_~i~0_5) (* (- 4294967295) main_~k~0_5) (* (- 4294967295) main_~v1~0_5) (* (- 4294967295) main_~v2~0_5) (* (- 4294967295) main_~v5~0_5) (* (- 4294967295) main_~v3~0_5) (* (- 4294967295) main_~j~0_5) (* (- 4294967295) main_~v6~0_5) (* (- 4294967295) main_~v4~0_5) .aux_mod_aux_mod_v_it_3_170_330.5 (* 4294967296 .aux_div_aux_mod_v_it_3_170_330.6) (- 4294967295)) 0)) [2022-03-20 13:38:22,200 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (= (* 4294967296 .aux_div_aux_mod_v_it_3_170_330.6) (+ main_~l~0_5 (* 4294967295 main_~i~0_5) (* 4294967295 main_~k~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v5~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~j~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~v4~0_5))) [2022-03-20 13:38:22,201 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_3_42.9) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:38:22,201 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) (- 4294967296)) 9)) 477218588) 0) [2022-03-20 13:38:22,201 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.9) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) 1) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:38:22,201 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_3_42.9) (- 8)) 9)) 477218588) 0) [2022-03-20 13:38:22,201 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) (- 4294967295)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:38:22,201 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) (* (- 4294967296) .aux_div_v_it_3_42.9) (- 4294967295)) 9)) 477218588) 0) [2022-03-20 13:38:22,201 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) 8) 0) [2022-03-20 13:38:22,201 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.9)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) (* (- 4294967296) .aux_div_v_it_3_42.9) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:38:22,201 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) (* (- 4294967296) .aux_div_v_it_3_42.9) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:38:22,202 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967296 .aux_div_v_it_3_42.9) (* (- 1) main_~l~0_7) 1) 0)) [2022-03-20 13:38:22,202 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) (- 4294967295)) (- 9)) 0) [2022-03-20 13:38:22,202 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_v_it_3_42.9) (* (- 1) main_~l~0_5) 4294967295) 0) [2022-03-20 13:38:22,202 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.9) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) 1) (- 9)) 0) [2022-03-20 13:38:22,202 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.9)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_3_42.9) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:38:22,202 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) 4294967296) 0) [2022-03-20 13:38:22,202 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.9) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_3_42.9) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:38:22,202 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.9) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) (* (- 4294967296) .aux_div_v_it_3_42.9) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:38:22,202 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.9)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_3_42_25_45.8) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:38:22,203 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_3_42.9)) (- 9)) 0) [2022-03-20 13:38:22,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 13:38:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 13:38:22,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 13:38:22,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 13:38:22,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563457898] [2022-03-20 13:38:22,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563457898] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 13:38:22,565 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 13:38:22,565 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-20 13:38:46,965 WARN L232 SmtUtils]: Spent 17.32s on a formula simplification. DAG size of input: 92 DAG size of output: 30 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-03-20 13:38:47,139 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-03-20 13:38:47,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1816166466] [2022-03-20 13:38:47,140 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1816166466] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 13:38:47,140 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 13:38:47,140 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-20 13:38:47,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390776802] [2022-03-20 13:38:47,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 13:38:47,140 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-20 13:38:47,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-03-20 13:38:47,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-20 13:38:47,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=240, Unknown=1, NotChecked=0, Total=306 [2022-03-20 13:38:47,141 INFO L87 Difference]: Start difference. First operand 36 states and 44 transitions. Second operand has 17 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 13 states have internal predecessors, (19), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-03-20 13:38:49,628 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:38:51,862 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:38:54,110 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:38:56,376 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:38:58,574 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:39:00,774 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:39:02,958 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:39:05,162 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:39:07,343 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:39:07,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 13:39:07,747 INFO L93 Difference]: Finished difference Result 49 states and 61 transitions. [2022-03-20 13:39:07,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-20 13:39:07,747 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 13 states have internal predecessors, (19), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 25 [2022-03-20 13:39:07,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 13:39:07,749 INFO L225 Difference]: With dead ends: 49 [2022-03-20 13:39:07,749 INFO L226 Difference]: Without dead ends: 47 [2022-03-20 13:39:07,749 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 261 ImplicationChecksByTransitivity, 25.1s TimeCoverageRelationStatistics Valid=183, Invalid=808, Unknown=1, NotChecked=0, Total=992 [2022-03-20 13:39:07,750 INFO L913 BasicCegarLoop]: 18 mSDtfsCounter, 53 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 38 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 11 IncrementalHoareTripleChecker+Unchecked, 20.0s IncrementalHoareTripleChecker+Time [2022-03-20 13:39:07,750 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 56 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 165 Invalid, 9 Unknown, 11 Unchecked, 20.0s Time] [2022-03-20 13:39:07,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2022-03-20 13:39:07,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2022-03-20 13:39:07,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 37 states have internal predecessors, (50), 5 states have call successors, (5), 5 states have call predecessors, (5), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-03-20 13:39:07,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 59 transitions. [2022-03-20 13:39:07,762 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 59 transitions. Word has length 25 [2022-03-20 13:39:07,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 13:39:07,762 INFO L478 AbstractCegarLoop]: Abstraction has 47 states and 59 transitions. [2022-03-20 13:39:07,762 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 13 states have internal predecessors, (19), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-03-20 13:39:07,762 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2022-03-20 13:39:07,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-20 13:39:07,763 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 13:39:07,763 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] [2022-03-20 13:39:07,763 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-20 13:39:07,763 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 13:39:07,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 13:39:07,763 INFO L85 PathProgramCache]: Analyzing trace with hash -682560632, now seen corresponding path program 1 times [2022-03-20 13:39:07,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-03-20 13:39:07,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1305476105] [2022-03-20 13:40:56,397 WARN L232 SmtUtils]: Spent 1.81m on a formula simplification. DAG size of input: 158 DAG size of output: 156 (called from [L 564] de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.buildAccelerationFormula) [2022-03-20 13:40:56,399 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 0 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {1={1=1, 2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 0 QuantifierFreeResult [2022-03-20 13:40:56,400 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-03-20 13:40:56,401 INFO L85 PathProgramCache]: Analyzing trace with hash 2116276626, now seen corresponding path program 1 times [2022-03-20 13:40:56,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 13:40:56,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958130847] [2022-03-20 13:40:56,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 13:40:56,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 13:40:56,412 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (= (+ main_~l~0_5 (* 4294967295 main_~j~0_5) (* 4294967295 main_~v4~0_5) (* 4294967295 main_~v5~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~i~0_5) (* 4294967295 main_~k~0_5)) (* 4294967296 .aux_div_aux_mod_v_it_4_170_330.2)) [2022-03-20 13:40:56,412 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~l~0_5 (* 4294967296 main_~i~0_5) (* 4294967296 main_~v2~0_5) (* 4294967296 main_~j~0_5) (* 4294967296 main_~v5~0_5) (* 4294967296 main_~v1~0_5) (* 4294967296 main_~v4~0_5) (* 4294967296 main_~v3~0_5) (* 4294967296 main_~v6~0_5) (* 4294967296 main_~k~0_5) (* (- 4294967296) .aux_div_v_it_4_170.0) (* (- 4294967296) .aux_div_aux_mod_v_it_4_170_330.2) (* (- 1) .aux_mod_aux_mod_v_it_4_170_330.1) 2) 0)) [2022-03-20 13:40:56,412 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~l~0_5 (* 4294967295 main_~j~0_5) (* 4294967295 main_~v4~0_5) (* 4294967295 main_~v5~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~i~0_5) (* 4294967295 main_~k~0_5) (* (- 4294967296) .aux_div_aux_mod_v_it_4_170_330.2) (* (- 1) .aux_mod_aux_mod_v_it_4_170_330.1)) 0)) [2022-03-20 13:40:56,413 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* (- 1) main_~l~0_5) (* (- 4294967295) main_~j~0_5) (* (- 4294967295) main_~v4~0_5) (* (- 4294967295) main_~v5~0_5) (* (- 4294967295) main_~v2~0_5) (* (- 4294967295) main_~v1~0_5) (* (- 4294967295) main_~v3~0_5) (* (- 4294967295) main_~v6~0_5) (* (- 4294967295) main_~i~0_5) (* (- 4294967295) main_~k~0_5) (* 4294967296 .aux_div_aux_mod_v_it_4_170_330.2) .aux_mod_aux_mod_v_it_4_170_330.1 (- 4294967295)) 0)) [2022-03-20 13:40:56,413 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967296 .aux_div_v_it_4_170.0) (* 4294967296 .aux_div_aux_mod_v_it_4_170_330.2) .aux_mod_aux_mod_v_it_4_170_330.1 (* (- 1) main_~l~0_7) (* (- 4294967296) main_~i~0_5) (* (- 4294967296) main_~v2~0_5) (* (- 4294967296) main_~j~0_5) (* (- 4294967296) main_~v5~0_5) (* (- 4294967296) main_~v1~0_5) (* (- 4294967296) main_~v4~0_5) (* (- 4294967296) main_~v3~0_5) (* (- 4294967296) main_~v6~0_5) (* (- 4294967296) main_~k~0_5)) 0)) [2022-03-20 13:40:56,413 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_v_it_4_42.3) (* (- 1) main_~l~0_5) 4294967295) 0) [2022-03-20 13:40:56,413 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.3) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.3) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:40:56,413 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) (- 4294967295)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.3) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:40:56,413 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) 4294967296) 0) [2022-03-20 13:40:56,414 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.3) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) 1) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.3) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:40:56,414 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.3) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) 1) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:40:56,414 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.3)) (- 9)) 0) [2022-03-20 13:40:56,414 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.3)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.3) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:40:56,414 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.3)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.3) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:40:56,414 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.3)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:40:56,414 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.3) (- 4294967295)) 9)) 477218588) 0) [2022-03-20 13:40:56,414 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.3) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) 1) (- 9)) 0) [2022-03-20 13:40:56,414 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) (- 4294967295)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:40:56,414 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) (- 4294967296)) 9)) 477218588) 0) [2022-03-20 13:40:56,414 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967296 .aux_div_v_it_4_42.3) (* (- 1) main_~l~0_7) 1) 0)) [2022-03-20 13:40:56,415 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) (- 4294967295)) (- 9)) 0) [2022-03-20 13:40:56,415 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.3) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:40:56,415 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.4) 8) 0) [2022-03-20 13:40:56,415 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.3) (- 8)) 9)) 477218588) 0) [2022-03-20 13:40:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 13:40:56,487 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (= (+ main_~l~0_5 (* 4294967295 main_~j~0_5) (* 4294967295 main_~v4~0_5) (* 4294967295 main_~v5~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~i~0_5) (* 4294967295 main_~k~0_5)) (* 4294967296 .aux_div_aux_mod_v_it_4_170_330.7)) [2022-03-20 13:40:56,487 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~l~0_5 (* 4294967296 main_~i~0_5) (* 4294967296 main_~v2~0_5) (* 4294967296 main_~j~0_5) (* 4294967296 main_~v5~0_5) (* 4294967296 main_~v1~0_5) (* 4294967296 main_~v4~0_5) (* 4294967296 main_~v3~0_5) (* 4294967296 main_~v6~0_5) (* 4294967296 main_~k~0_5) (* (- 4294967296) .aux_div_v_it_4_170.5) (* (- 4294967296) .aux_div_aux_mod_v_it_4_170_330.7) (* (- 1) .aux_mod_aux_mod_v_it_4_170_330.6) 2) 0)) [2022-03-20 13:40:56,487 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~l~0_5 (* 4294967295 main_~j~0_5) (* 4294967295 main_~v4~0_5) (* 4294967295 main_~v5~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~i~0_5) (* 4294967295 main_~k~0_5) (* (- 4294967296) .aux_div_aux_mod_v_it_4_170_330.7) (* (- 1) .aux_mod_aux_mod_v_it_4_170_330.6)) 0)) [2022-03-20 13:40:56,487 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* (- 1) main_~l~0_5) (* (- 4294967295) main_~j~0_5) (* (- 4294967295) main_~v4~0_5) (* (- 4294967295) main_~v5~0_5) (* (- 4294967295) main_~v2~0_5) (* (- 4294967295) main_~v1~0_5) (* (- 4294967295) main_~v3~0_5) (* (- 4294967295) main_~v6~0_5) (* (- 4294967295) main_~i~0_5) (* (- 4294967295) main_~k~0_5) (* 4294967296 .aux_div_aux_mod_v_it_4_170_330.7) .aux_mod_aux_mod_v_it_4_170_330.6 (- 4294967295)) 0)) [2022-03-20 13:40:56,487 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967296 .aux_div_v_it_4_170.5) (* 4294967296 .aux_div_aux_mod_v_it_4_170_330.7) .aux_mod_aux_mod_v_it_4_170_330.6 (* (- 1) main_~l~0_7) (* (- 4294967296) main_~i~0_5) (* (- 4294967296) main_~v2~0_5) (* (- 4294967296) main_~j~0_5) (* (- 4294967296) main_~v5~0_5) (* (- 4294967296) main_~v1~0_5) (* (- 4294967296) main_~v4~0_5) (* (- 4294967296) main_~v3~0_5) (* (- 4294967296) main_~v6~0_5) (* (- 4294967296) main_~k~0_5)) 0)) [2022-03-20 13:40:56,488 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_v_it_4_42.8) (* (- 1) main_~l~0_5) 4294967295) 0) [2022-03-20 13:40:56,488 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.8) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.8) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:40:56,488 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) (- 4294967295)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.8) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:40:56,488 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) 4294967296) 0) [2022-03-20 13:40:56,488 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.8) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) 1) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.8) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:40:56,488 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.8) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) 1) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:40:56,488 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.8)) (- 9)) 0) [2022-03-20 13:40:56,488 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.8)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.8) (- 4294967295)) 9)) (- 1)) 0) [2022-03-20 13:40:56,489 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.8)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.8) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:40:56,489 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.8)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:40:56,489 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.8) (- 4294967295)) 9)) 477218588) 0) [2022-03-20 13:40:56,489 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~l~0_7) (* 4294967296 .aux_div_v_it_4_42.8) (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) 1) (- 9)) 0) [2022-03-20 13:40:56,489 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) (- 4294967295)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) (- 4294967296)) 9)) (- 1)) 0) [2022-03-20 13:40:56,489 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) (- 4294967296)) 9)) 477218588) 0) [2022-03-20 13:40:56,489 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967296 .aux_div_v_it_4_42.8) (* (- 1) main_~l~0_7) 1) 0)) [2022-03-20 13:40:56,489 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) (- 4294967295)) (- 9)) 0) [2022-03-20 13:40:56,489 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.8) (- 8)) 9)) (- 1)) 0) [2022-03-20 13:40:56,489 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_4_42_25_45.9) 8) 0) [2022-03-20 13:40:56,490 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_4_42.8) (- 8)) 9)) 477218588) 0) [2022-03-20 13:40:56,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 13:40:56,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 13:40:56,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 13:40:56,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 13:40:56,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958130847] [2022-03-20 13:40:56,807 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958130847] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 13:40:56,807 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 13:40:56,807 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-03-20 13:40:59,659 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (mod c_main_~l~0 4294967296))) (and (= (mod (mod .cse0 9) 4294967296) 0) (= c_main_~i~0 0) (= c_main_~v1~0 0) (= c_main_~v4~0 0) (= c_main_~v2~0 0) (let ((.cse1 (+ c_main_~v6~0 (- 1)))) (or (and (= c_main_~l~0 0) (= .cse1 0)) (and (= c_main_~l~0 .cse1) (< 0 c_main_~l~0) (forall ((aux_div_v_it_4_42 Int) (aux_div_aux_mod_aux_mod_v_it_4_42_25_45 Int)) (let ((.cse15 (* aux_div_v_it_4_42 (- 4294967296))) (.cse14 (* aux_div_aux_mod_aux_mod_v_it_4_42_25_45 (- 4294967296)))) (let ((.cse11 (div (+ .cse14 (- 4294967296)) 9)) (.cse5 (* aux_div_aux_mod_aux_mod_v_it_4_42_25_45 4294967296)) (.cse2 (div (+ .cse15 (- 8)) 9)) (.cse6 (* aux_div_v_it_4_42 4294967296)) (.cse13 (* (- 1) c_main_~l~0)) (.cse12 (div (+ .cse14 .cse15 (- 4294967295)) 9))) (let ((.cse7 (+ .cse12 1)) (.cse3 (div (+ .cse6 .cse13) (- 9))) (.cse4 (+ .cse2 1)) (.cse9 (div (+ .cse6 .cse5 .cse13 1) (- 9))) (.cse10 (+ .cse11 1)) (.cse8 (div (+ .cse5 (- 4294967295)) (- 9)))) (or (<= 477218588 .cse2) (<= .cse3 .cse4) (<= (+ .cse5 4294967296) 0) (< c_main_~l~0 (+ .cse6 1)) (<= .cse3 .cse7) (<= .cse8 .cse7) (<= .cse9 .cse4) (<= (+ 4294967295 .cse6) 0) (<= .cse9 0) (<= .cse3 .cse10) (<= .cse8 .cse10) (<= 477218588 .cse11) (<= .cse9 .cse7) (<= .cse3 0) (<= .cse8 .cse4) (<= 477218588 .cse12) (<= .cse9 .cse10) (<= .cse8 0) (<= 8 .cse5))))))))) (< .cse0 (mod c_main_~n~0 4294967296)) (= c_main_~v5~0 0) (= c_main_~v3~0 0) (= c_main_~j~0 0) (= c_main_~k~0 0))) is different from false [2022-03-20 13:41:01,832 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (mod (+ 4294967295 c_main_~l~0) 4294967296))) (and (= (mod (mod .cse0 9) 4294967296) 0) (= c_main_~i~0 0) (= c_main_~v1~0 0) (= c_main_~v4~0 0) (= c_main_~v2~0 0) (= c_main_~v5~0 0) (< .cse0 (mod c_main_~n~0 4294967296)) (= c_main_~v3~0 0) (= c_main_~j~0 0) (let ((.cse1 (+ (- 1) c_main_~l~0)) (.cse2 (+ c_main_~v6~0 (- 1)))) (or (and (= .cse1 0) (= .cse2 0)) (and (forall ((aux_div_v_it_4_42 Int) (aux_div_aux_mod_aux_mod_v_it_4_42_25_45 Int)) (let ((.cse15 (* aux_div_aux_mod_aux_mod_v_it_4_42_25_45 (- 4294967296))) (.cse16 (* aux_div_v_it_4_42 (- 4294967296)))) (let ((.cse3 (div (+ .cse16 (- 8)) 9)) (.cse8 (* aux_div_aux_mod_aux_mod_v_it_4_42_25_45 4294967296)) (.cse12 (div (+ .cse15 (- 4294967296)) 9)) (.cse13 (div (+ .cse15 .cse16 (- 4294967295)) 9)) (.cse11 (* aux_div_v_it_4_42 4294967296)) (.cse14 (* (- 1) c_main_~l~0))) (let ((.cse4 (div (+ .cse11 .cse14 1) (- 9))) (.cse10 (+ .cse13 1)) (.cse5 (+ .cse12 1)) (.cse6 (div (+ 2 .cse11 .cse8 .cse14) (- 9))) (.cse7 (+ .cse3 1)) (.cse9 (div (+ .cse8 (- 4294967295)) (- 9)))) (or (<= 477218588 .cse3) (<= .cse4 .cse5) (<= .cse6 0) (<= .cse4 0) (<= .cse4 .cse7) (<= (+ .cse8 4294967296) 0) (<= .cse9 .cse10) (< c_main_~l~0 (+ 2 .cse11)) (<= (+ 4294967295 .cse11) 0) (<= .cse6 .cse10) (<= .cse4 .cse10) (<= .cse9 .cse5) (<= .cse6 .cse5) (<= 477218588 .cse12) (<= .cse6 .cse7) (<= .cse9 .cse7) (<= 477218588 .cse13) (<= .cse9 0) (<= 8 .cse8)))))) (= .cse1 .cse2) (< 1 c_main_~l~0)))) (= c_main_~k~0 0))) is different from false [2022-03-20 13:41:04,047 WARN L855 $PredicateComparison]: unable to prove that (let ((.cse0 (mod (+ 4294967295 c_main_~l~0) 4294967296))) (and (= (mod (mod .cse0 9) 4294967296) 0) (= c_main_~i~0 0) (= c_main_~v1~0 0) (= c_main_~v4~0 0) (= c_main_~v2~0 0) (= c_main_~v5~0 0) (< .cse0 (mod c_main_~n~0 4294967296)) (= c_main_~v3~0 0) (= c_main_~j~0 0) (let ((.cse1 (+ (- 1) c_main_~l~0)) (.cse2 (+ c_main_~v6~0 (- 1)))) (or (and (= .cse1 0) (= .cse2 0)) (and (forall ((aux_div_v_it_4_42 Int) (aux_div_aux_mod_aux_mod_v_it_4_42_25_45 Int)) (let ((.cse15 (* aux_div_aux_mod_aux_mod_v_it_4_42_25_45 (- 4294967296))) (.cse16 (* aux_div_v_it_4_42 (- 4294967296)))) (let ((.cse3 (div (+ .cse16 (- 8)) 9)) (.cse8 (* aux_div_aux_mod_aux_mod_v_it_4_42_25_45 4294967296)) (.cse12 (div (+ .cse15 (- 4294967296)) 9)) (.cse13 (div (+ .cse15 .cse16 (- 4294967295)) 9)) (.cse11 (* aux_div_v_it_4_42 4294967296)) (.cse14 (* (- 1) c_main_~l~0))) (let ((.cse4 (div (+ .cse11 .cse14 1) (- 9))) (.cse10 (+ .cse13 1)) (.cse5 (+ .cse12 1)) (.cse6 (div (+ 2 .cse11 .cse8 .cse14) (- 9))) (.cse7 (+ .cse3 1)) (.cse9 (div (+ .cse8 (- 4294967295)) (- 9)))) (or (<= 477218588 .cse3) (<= .cse4 .cse5) (<= .cse6 0) (<= .cse4 0) (<= .cse4 .cse7) (<= (+ .cse8 4294967296) 0) (<= .cse9 .cse10) (< c_main_~l~0 (+ 2 .cse11)) (<= (+ 4294967295 .cse11) 0) (<= .cse6 .cse10) (<= .cse4 .cse10) (<= .cse9 .cse5) (<= .cse6 .cse5) (<= 477218588 .cse12) (<= .cse6 .cse7) (<= .cse9 .cse7) (<= 477218588 .cse13) (<= .cse9 0) (<= 8 .cse8)))))) (= .cse1 .cse2) (< 1 c_main_~l~0)))) (= c_main_~k~0 0))) is different from true [2022-03-20 13:41:14,051 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-03-20 13:41:14,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1305476105] [2022-03-20 13:41:14,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1305476105] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 13:41:14,051 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 13:41:14,051 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-03-20 13:41:14,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677464506] [2022-03-20 13:41:14,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 13:41:14,052 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-20 13:41:14,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-03-20 13:41:14,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-20 13:41:14,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=162, Unknown=6, NotChecked=54, Total=272 [2022-03-20 13:41:14,052 INFO L87 Difference]: Start difference. First operand 47 states and 59 transitions. Second operand has 16 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 12 states have internal predecessors, (20), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-03-20 13:41:27,305 WARN L232 SmtUtils]: Spent 8.81s on a formula simplification. DAG size of input: 105 DAG size of output: 39 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-03-20 13:41:29,455 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (mod (+ 4294967295 c_main_~l~0) 4294967296))) (and (<= c_main_~v6~0 c_main_~l~0) (= |c_#NULL.base| |c_old(#NULL.base)|) (= (mod (mod .cse0 9) 4294967296) 0) (= c_main_~i~0 0) (= c_main_~v1~0 0) (= c_main_~v4~0 0) (= c_main_~v2~0 0) (= c_main_~v5~0 0) (< .cse0 (mod c_main_~n~0 4294967296)) (= c_main_~v3~0 0) (= c_main_~j~0 0) (<= c_main_~l~0 c_main_~v6~0) (let ((.cse1 (+ (- 1) c_main_~l~0)) (.cse2 (+ c_main_~v6~0 (- 1)))) (or (and (= .cse1 0) (= .cse2 0)) (and (forall ((aux_div_v_it_4_42 Int) (aux_div_aux_mod_aux_mod_v_it_4_42_25_45 Int)) (let ((.cse15 (* aux_div_aux_mod_aux_mod_v_it_4_42_25_45 (- 4294967296))) (.cse16 (* aux_div_v_it_4_42 (- 4294967296)))) (let ((.cse3 (div (+ .cse16 (- 8)) 9)) (.cse8 (* aux_div_aux_mod_aux_mod_v_it_4_42_25_45 4294967296)) (.cse12 (div (+ .cse15 (- 4294967296)) 9)) (.cse13 (div (+ .cse15 .cse16 (- 4294967295)) 9)) (.cse11 (* aux_div_v_it_4_42 4294967296)) (.cse14 (* (- 1) c_main_~l~0))) (let ((.cse4 (div (+ .cse11 .cse14 1) (- 9))) (.cse10 (+ .cse13 1)) (.cse5 (+ .cse12 1)) (.cse6 (div (+ 2 .cse11 .cse8 .cse14) (- 9))) (.cse7 (+ .cse3 1)) (.cse9 (div (+ .cse8 (- 4294967295)) (- 9)))) (or (<= 477218588 .cse3) (<= .cse4 .cse5) (<= .cse6 0) (<= .cse4 0) (<= .cse4 .cse7) (<= (+ .cse8 4294967296) 0) (<= .cse9 .cse10) (< c_main_~l~0 (+ 2 .cse11)) (<= (+ 4294967295 .cse11) 0) (<= .cse6 .cse10) (<= .cse4 .cse10) (<= .cse9 .cse5) (<= .cse6 .cse5) (<= 477218588 .cse12) (<= .cse6 .cse7) (<= .cse9 .cse7) (<= 477218588 .cse13) (<= .cse9 0) (<= 8 .cse8)))))) (= .cse1 .cse2) (< 1 c_main_~l~0)))) (= |c_#NULL.offset| |c_old(#NULL.offset)|) (= |c_old(~SIZE~0)| c_~SIZE~0) (= c_main_~k~0 0))) is different from false [2022-03-20 13:41:31,468 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:41:33,713 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:41:35,943 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:41:38,190 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:41:40,537 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:41:42,745 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:41:45,059 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:41:47,274 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-03-20 13:41:47,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 13:41:47,491 INFO L93 Difference]: Finished difference Result 60 states and 79 transitions. [2022-03-20 13:41:47,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-20 13:41:47,491 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 12 states have internal predecessors, (20), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 26 [2022-03-20 13:41:47,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 13:41:47,492 INFO L225 Difference]: With dead ends: 60 [2022-03-20 13:41:47,492 INFO L226 Difference]: Without dead ends: 58 [2022-03-20 13:41:47,492 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 32.3s TimeCoverageRelationStatistics Valid=103, Invalid=408, Unknown=7, NotChecked=132, Total=650 [2022-03-20 13:41:47,493 INFO L913 BasicCegarLoop]: 24 mSDtfsCounter, 27 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 18 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 253 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2022-03-20 13:41:47,493 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 104 Invalid, 435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 157 Invalid, 7 Unknown, 253 Unchecked, 17.9s Time] [2022-03-20 13:41:47,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2022-03-20 13:41:47,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2022-03-20 13:41:47,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 46 states have internal predecessors, (66), 6 states have call successors, (6), 6 states have call predecessors, (6), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-03-20 13:41:47,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 77 transitions. [2022-03-20 13:41:47,512 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 77 transitions. Word has length 26 [2022-03-20 13:41:47,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 13:41:47,512 INFO L478 AbstractCegarLoop]: Abstraction has 58 states and 77 transitions. [2022-03-20 13:41:47,512 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 12 states have internal predecessors, (20), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-03-20 13:41:47,512 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2022-03-20 13:41:47,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-03-20 13:41:47,514 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 13:41:47,514 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] [2022-03-20 13:41:47,514 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-20 13:41:47,514 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 13:41:47,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 13:41:47,515 INFO L85 PathProgramCache]: Analyzing trace with hash 1668739991, now seen corresponding path program 1 times [2022-03-20 13:41:47,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-03-20 13:41:47,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [367637982]