/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/in-de41.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-c225d54 [2021-05-02 23:58:58,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-02 23:58:58,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-02 23:58:58,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-02 23:58:58,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-02 23:58:58,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-02 23:58:58,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-02 23:58:58,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-02 23:58:58,757 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-02 23:58:58,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-02 23:58:58,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-02 23:58:58,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-02 23:58:58,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-02 23:58:58,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-02 23:58:58,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-02 23:58:58,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-02 23:58:58,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-02 23:58:58,788 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-02 23:58:58,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-02 23:58:58,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-02 23:58:58,790 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2021-05-02 23:58:58,798 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-02 23:58:58,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-02 23:58:58,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-02 23:58:58,799 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-02 23:58:58,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-02 23:58:58,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-02 23:58:58,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-02 23:58:58,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-02 23:58:58,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-02 23:58:58,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-02 23:58:58,800 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-02 23:58:58,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-02 23:58:58,800 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-02 23:58:58,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-02 23:58:58,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-02 23:58:58,801 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-02 23:58:58,801 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-02 23:58:58,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-02 23:58:58,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 23:58:58,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-02 23:58:58,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-05-02 23:58:58,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-02 23:58:58,802 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2021-05-02 23:58:58,802 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-02 23:58:59,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-02 23:58:59,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-02 23:58:59,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-02 23:58:59,100 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-02 23:58:59,101 INFO L275 PluginConnector]: CDTParser initialized [2021-05-02 23:58:59,102 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/in-de41.c [2021-05-02 23:58:59,151 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e8f6504/8db0d807c10a4d0db2a710924d88dfde/FLAG0bb453660 [2021-05-02 23:58:59,573 INFO L306 CDTParser]: Found 1 translation units. [2021-05-02 23:58:59,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/in-de41.c [2021-05-02 23:58:59,578 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e8f6504/8db0d807c10a4d0db2a710924d88dfde/FLAG0bb453660 [2021-05-02 23:58:59,592 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e8f6504/8db0d807c10a4d0db2a710924d88dfde [2021-05-02 23:58:59,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-02 23:58:59,596 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-02 23:58:59,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-02 23:58:59,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-02 23:58:59,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-02 23:58:59,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 11:58:59" (1/1) ... [2021-05-02 23:58:59,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a791ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:58:59, skipping insertion in model container [2021-05-02 23:58:59,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 11:58:59" (1/1) ... [2021-05-02 23:58:59,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-02 23:58:59,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-02 23:58:59,712 WARN L224 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/in-de41.c[368,381] [2021-05-02 23:58:59,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 23:58:59,724 INFO L203 MainTranslator]: Completed pre-run [2021-05-02 23:58:59,732 WARN L224 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/in-de41.c[368,381] [2021-05-02 23:58:59,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 23:58:59,749 INFO L208 MainTranslator]: Completed translation [2021-05-02 23:58:59,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:58:59 WrapperNode [2021-05-02 23:58:59,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-02 23:58:59,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-02 23:58:59,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-02 23:58:59,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-02 23:58:59,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:58:59" (1/1) ... [2021-05-02 23:58:59,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:58:59" (1/1) ... [2021-05-02 23:58:59,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:58:59" (1/1) ... [2021-05-02 23:58:59,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:58:59" (1/1) ... [2021-05-02 23:58:59,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:58:59" (1/1) ... [2021-05-02 23:58:59,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:58:59" (1/1) ... [2021-05-02 23:58:59,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:58:59" (1/1) ... [2021-05-02 23:58:59,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-02 23:58:59,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-02 23:58:59,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-02 23:58:59,811 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-02 23:58:59,811 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:58:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 23:58:59,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-02 23:58:59,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-02 23:58:59,891 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-02 23:58:59,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-02 23:58:59,892 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-02 23:58:59,892 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-02 23:58:59,892 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-02 23:58:59,892 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-02 23:58:59,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-02 23:58:59,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2021-05-02 23:58:59,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-02 23:58:59,893 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-02 23:58:59,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-02 23:58:59,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-02 23:58:59,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-02 23:58:59,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-02 23:58:59,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-02 23:58:59,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-02 23:59:00,131 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-02 23:59:00,131 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-05-02 23:59:00,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 11:59:00 BoogieIcfgContainer [2021-05-02 23:59:00,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-02 23:59:00,134 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-02 23:59:00,134 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-02 23:59:00,137 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-02 23:59:00,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.05 11:58:59" (1/3) ... [2021-05-02 23:59:00,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23aee9b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 11:59:00, skipping insertion in model container [2021-05-02 23:59:00,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:58:59" (2/3) ... [2021-05-02 23:59:00,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23aee9b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 11:59:00, skipping insertion in model container [2021-05-02 23:59:00,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 11:59:00" (3/3) ... [2021-05-02 23:59:00,139 INFO L111 eAbstractionObserver]: Analyzing ICFG in-de41.c [2021-05-02 23:59:00,144 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-05-02 23:59:00,146 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-02 23:59:00,160 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-02 23:59:00,177 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-02 23:59:00,177 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-02 23:59:00,177 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-05-02 23:59:00,177 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-02 23:59:00,177 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-02 23:59:00,178 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-02 23:59:00,178 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-02 23:59:00,178 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-02 23:59:00,188 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 15 states have (on average 1.6666666666666667) internal successors, (25), 16 states have internal predecessors, (25), 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) [2021-05-02 23:59:00,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-05-02 23:59:00,194 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 23:59:00,194 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 23:59:00,194 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 23:59:00,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 23:59:00,199 INFO L82 PathProgramCache]: Analyzing trace with hash 2066875484, now seen corresponding path program 1 times [2021-05-02 23:59:00,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-02 23:59:00,206 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1657950662] [2021-05-02 23:59:00,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 23:59:00,255 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-02 23:59:00,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:59:00,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 23:59:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:59:00,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 23:59:00,416 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-02 23:59:00,416 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1657950662] [2021-05-02 23:59:00,417 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1657950662] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 23:59:00,418 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 23:59:00,418 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-02 23:59:00,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396117024] [2021-05-02 23:59:00,420 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-02 23:59:00,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-02 23:59:00,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-02 23:59:00,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-02 23:59:00,429 INFO L87 Difference]: Start difference. First operand has 23 states, 15 states have (on average 1.6666666666666667) internal successors, (25), 16 states have internal predecessors, (25), 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 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 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) [2021-05-02 23:59:00,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 23:59:00,463 INFO L93 Difference]: Finished difference Result 39 states and 54 transitions. [2021-05-02 23:59:00,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-02 23:59:00,464 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (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 [2021-05-02 23:59:00,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 23:59:00,468 INFO L225 Difference]: With dead ends: 39 [2021-05-02 23:59:00,468 INFO L226 Difference]: Without dead ends: 16 [2021-05-02 23:59:00,470 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 50.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-02 23:59:00,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-05-02 23:59:00,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-05-02 23:59:00,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 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) [2021-05-02 23:59:00,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 19 transitions. [2021-05-02 23:59:00,493 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 19 transitions. Word has length 15 [2021-05-02 23:59:00,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 23:59:00,494 INFO L480 AbstractCegarLoop]: Abstraction has 16 states and 19 transitions. [2021-05-02 23:59:00,494 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (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) [2021-05-02 23:59:00,494 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2021-05-02 23:59:00,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-05-02 23:59:00,494 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 23:59:00,494 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 23:59:00,495 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-02 23:59:00,495 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 23:59:00,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 23:59:00,495 INFO L82 PathProgramCache]: Analyzing trace with hash 2063181400, now seen corresponding path program 1 times [2021-05-02 23:59:00,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-02 23:59:00,496 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [83372251] [2021-05-02 23:59:00,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 23:59:00,498 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-02 23:59:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:59:00,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 23:59:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:59:00,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 23:59:00,751 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-02 23:59:00,751 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [83372251] [2021-05-02 23:59:00,752 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [83372251] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 23:59:00,752 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 23:59:00,752 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-05-02 23:59:00,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777533963] [2021-05-02 23:59:00,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-05-02 23:59:00,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-02 23:59:00,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-05-02 23:59:00,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-05-02 23:59:00,753 INFO L87 Difference]: Start difference. First operand 16 states and 19 transitions. Second operand has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 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) [2021-05-02 23:59:00,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 23:59:00,945 INFO L93 Difference]: Finished difference Result 35 states and 46 transitions. [2021-05-02 23:59:00,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-02 23:59:00,946 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 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 15 [2021-05-02 23:59:00,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 23:59:00,946 INFO L225 Difference]: With dead ends: 35 [2021-05-02 23:59:00,947 INFO L226 Difference]: Without dead ends: 22 [2021-05-02 23:59:00,948 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 247.0ms TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2021-05-02 23:59:00,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-05-02 23:59:00,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-05-02 23:59:00,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 states have internal predecessors, (23), 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) [2021-05-02 23:59:00,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2021-05-02 23:59:00,953 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 27 transitions. Word has length 15 [2021-05-02 23:59:00,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 23:59:00,953 INFO L480 AbstractCegarLoop]: Abstraction has 22 states and 27 transitions. [2021-05-02 23:59:00,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 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) [2021-05-02 23:59:00,954 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2021-05-02 23:59:00,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-05-02 23:59:00,954 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 23:59:00,954 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 23:59:00,954 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-02 23:59:00,954 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 23:59:00,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 23:59:00,955 INFO L82 PathProgramCache]: Analyzing trace with hash 570818913, now seen corresponding path program 1 times [2021-05-02 23:59:00,955 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-02 23:59:00,955 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [48920817] [2021-05-02 23:59:00,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 23:59:00,985 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< 0 (mod v_main_~x~0_11 4294967296)) InVars {main_~x~0=v_main_~x~0_11} OutVars{main_~x~0=v_main_~x~0_11} AuxVars[] AssignedVars[] [2021-05-02 23:59:00,999 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 92.1 percent of original size [2021-05-02 23:59:01,008 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,040 WARN L240 tifierPushTermWalker]: treesize reduction 14, result has 65.0 percent of original size [2021-05-02 23:59:01,042 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,050 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-02 23:59:01,051 WARN L245 tifierPushTermWalker]: treesize reduction 14, result has 65.0 percent of original size 26 [2021-05-02 23:59:01,052 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,055 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,056 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,063 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-02 23:59:01,064 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-05-02 23:59:01,065 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,094 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-02 23:59:01,095 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-05-02 23:59:01,097 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,101 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,102 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,110 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-02 23:59:01,111 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-05-02 23:59:01,112 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,129 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-05-02 23:59:01,131 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-05-02 23:59:01,132 WARN L240 tifierPushTermWalker]: treesize reduction 14, result has 76.3 percent of original size [2021-05-02 23:59:01,151 WARN L245 tifierPushTermWalker]: treesize reduction 14, result has 76.3 percent of original size 45 [2021-05-02 23:59:01,151 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-02 23:59:01,153 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,157 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,159 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,167 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-02 23:59:01,167 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-05-02 23:59:01,168 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,171 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,173 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,180 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-02 23:59:01,181 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-05-02 23:59:01,181 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,194 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-02 23:59:01,195 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-05-02 23:59:01,195 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,199 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,200 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,209 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-02 23:59:01,209 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-05-02 23:59:01,210 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,233 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-05-02 23:59:01,235 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-05-02 23:59:01,236 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,256 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-05-02 23:59:01,257 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-02 23:59:01,270 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,271 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,279 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-02 23:59:01,279 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-05-02 23:59:01,282 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,285 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,286 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,294 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-02 23:59:01,294 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-05-02 23:59:01,295 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,310 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-05-02 23:59:01,311 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-05-02 23:59:01,311 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,317 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,318 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,326 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-02 23:59:01,327 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-05-02 23:59:01,328 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,347 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-05-02 23:59:01,348 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-05-02 23:59:01,349 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:59:01,386 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-02 23:59:01,428 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 92.1 percent of original size 70 [2021-05-02 23:59:01,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:01,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:01,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:01,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:01,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:02,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:04,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:04,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:04,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:04,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:04,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:04,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:04,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:04,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:06,375 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 1586 DAG size of output: 1533 [2021-05-02 23:59:06,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:06,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:06,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:07,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:10,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:10,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:10,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:10,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:10,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:11,529 WARN L205 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 1814 DAG size of output: 1807 [2021-05-02 23:59:11,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:59:12,470 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 1672 DAG size of output: 1677